diff options
Diffstat (limited to 'indra/newview/llagentcamera.cpp')
| -rw-r--r-- | indra/newview/llagentcamera.cpp | 5914 |
1 files changed, 2957 insertions, 2957 deletions
diff --git a/indra/newview/llagentcamera.cpp b/indra/newview/llagentcamera.cpp index 033805b5ed..6bdc8752d9 100644 --- a/indra/newview/llagentcamera.cpp +++ b/indra/newview/llagentcamera.cpp @@ -1,2957 +1,2957 @@ -/**
- * @file llagentcamera.cpp
- * @brief LLAgent class implementation
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
-
-#include "llviewerprecompiledheaders.h"
-#include "llagentcamera.h"
-
-#include "pipeline.h"
-
-#include "llagent.h"
-#include "llanimationstates.h"
-#include "llfloatercamera.h"
-#include "llfloaterreg.h"
-#include "llhudmanager.h"
-#include "lljoystickbutton.h"
-#include "llmorphview.h"
-#include "llmoveview.h"
-#include "llselectmgr.h"
-#include "llsmoothstep.h"
-#include "lltoolmgr.h"
-#include "llviewercamera.h"
-#include "llviewercontrol.h"
-#include "llviewerjoystick.h"
-#include "llviewermenu.h"
-#include "llviewerobjectlist.h"
-#include "llviewerregion.h"
-#include "llviewerwindow.h"
-#include "llvoavatarself.h"
-#include "llwindow.h"
-#include "llworld.h"
-
-using namespace LLAvatarAppearanceDefines;
-
-extern LLMenuBarGL* gMenuBarView;
-
-// Mousewheel camera zoom
-const F32 MIN_ZOOM_FRACTION = 0.25f;
-const F32 INITIAL_ZOOM_FRACTION = 1.f;
-const F32 MAX_ZOOM_FRACTION = 8.f;
-
-const F32 CAMERA_ZOOM_HALF_LIFE = 0.07f; // seconds
-const F32 FOV_ZOOM_HALF_LIFE = 0.07f; // seconds
-
-const F32 CAMERA_FOCUS_HALF_LIFE = 0.f;//0.02f;
-const F32 CAMERA_LAG_HALF_LIFE = 0.25f;
-const F32 MIN_CAMERA_LAG = 0.5f;
-const F32 MAX_CAMERA_LAG = 5.f;
-
-const F32 CAMERA_COLLIDE_EPSILON = 0.1f;
-const F32 MIN_CAMERA_DISTANCE = 0.1f;
-
-const F32 AVATAR_ZOOM_MIN_X_FACTOR = 0.55f;
-const F32 AVATAR_ZOOM_MIN_Y_FACTOR = 0.7f;
-const F32 AVATAR_ZOOM_MIN_Z_FACTOR = 1.15f;
-
-const F32 MAX_CAMERA_DISTANCE_FROM_AGENT = 50.f;
-const F32 MAX_CAMERA_DISTANCE_FROM_OBJECT = 496.f;
-const F32 CAMERA_FUDGE_FROM_OBJECT = 16.f;
-
-const F32 MAX_CAMERA_SMOOTH_DISTANCE = 50.0f;
-
-const F32 HEAD_BUFFER_SIZE = 0.3f;
-
-const F32 CUSTOMIZE_AVATAR_CAMERA_ANIM_SLOP = 0.1f;
-
-const F32 LAND_MIN_ZOOM = 0.15f;
-
-const F32 AVATAR_MIN_ZOOM = 0.5f;
-const F32 OBJECT_MIN_ZOOM = 0.02f;
-
-const F32 APPEARANCE_MIN_ZOOM = 0.39f;
-const F32 APPEARANCE_MAX_ZOOM = 8.f;
-
-const F32 CUSTOMIZE_AVATAR_CAMERA_DEFAULT_DIST = 3.5f;
-
-const F32 GROUND_TO_AIR_CAMERA_TRANSITION_TIME = 0.5f;
-const F32 GROUND_TO_AIR_CAMERA_TRANSITION_START_TIME = 0.5f;
-
-const F32 OBJECT_EXTENTS_PADDING = 0.5f;
-
-static bool isDisableCameraConstraints()
-{
- static LLCachedControl<bool> sDisableCameraConstraints(gSavedSettings, "DisableCameraConstraints", false);
- return sDisableCameraConstraints;
-}
-
-// The agent instance.
-LLAgentCamera gAgentCamera;
-
-//-----------------------------------------------------------------------------
-// LLAgentCamera()
-//-----------------------------------------------------------------------------
-LLAgentCamera::LLAgentCamera() :
- mInitialized(false),
-
- mDrawDistance( DEFAULT_FAR_PLANE ),
-
- mLookAt(NULL),
- mPointAt(NULL),
-
- mHUDTargetZoom(1.f),
- mHUDCurZoom(1.f),
-
- mForceMouselook(false),
-
- mCameraMode( CAMERA_MODE_THIRD_PERSON ),
- mLastCameraMode( CAMERA_MODE_THIRD_PERSON ),
-
- mCameraPreset(CAMERA_PRESET_REAR_VIEW),
-
- mCameraAnimating( false ),
- mAnimationCameraStartGlobal(),
- mAnimationFocusStartGlobal(),
- mAnimationTimer(),
- mAnimationDuration(0.33f),
-
- mCameraFOVZoomFactor(0.f),
- mCameraCurrentFOVZoomFactor(0.f),
- mCameraFocusOffset(),
-
- mCameraCollidePlane(),
-
- mCurrentCameraDistance(2.f), // meters, set in init()
- mTargetCameraDistance(2.f),
- mCameraZoomFraction(1.f), // deprecated
- mThirdPersonHeadOffset(0.f, 0.f, 1.f),
- mSitCameraEnabled(false),
- mCameraSmoothingLastPositionGlobal(),
- mCameraSmoothingLastPositionAgent(),
- mCameraSmoothingStop(false),
-
- mCameraUpVector(LLVector3::z_axis), // default is straight up
-
- mFocusOnAvatar(true),
- mAllowChangeToFollow(false),
- mFocusGlobal(),
- mFocusTargetGlobal(),
- mFocusObject(NULL),
- mFocusObjectDist(0.f),
- mFocusObjectOffset(),
- mTrackFocusObject(true),
-
- mAtKey(0), // Either 1, 0, or -1... indicates that movement-key is pressed
- mWalkKey(0), // like AtKey, but causes less forward thrust
- mLeftKey(0),
- mUpKey(0),
- mYawKey(0.f),
- mPitchKey(0.f),
-
- mOrbitLeftKey(0.f),
- mOrbitRightKey(0.f),
- mOrbitUpKey(0.f),
- mOrbitDownKey(0.f),
- mOrbitInKey(0.f),
- mOrbitOutKey(0.f),
-
- mPanUpKey(0.f),
- mPanDownKey(0.f),
- mPanLeftKey(0.f),
- mPanRightKey(0.f),
- mPanInKey(0.f),
- mPanOutKey(0.f)
-{
- mFollowCam.setMaxCameraDistantFromSubject( MAX_CAMERA_DISTANCE_FROM_AGENT );
-
- clearGeneralKeys();
- clearOrbitKeys();
- clearPanKeys();
-
- resetPanDiff();
- resetOrbitDiff();
-}
-
-// Requires gSavedSettings to be initialized.
-//-----------------------------------------------------------------------------
-// init()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::init()
-{
- // *Note: this is where LLViewerCamera::getInstance() used to be constructed.
-
- mDrawDistance = gSavedSettings.getF32("RenderFarClip");
-
- LLViewerCamera::getInstance()->setView(DEFAULT_FIELD_OF_VIEW);
- // Leave at 0.1 meters until we have real near clip management
- LLViewerCamera::getInstance()->setNear(0.1f);
- LLViewerCamera::getInstance()->setFar(mDrawDistance); // if you want to change camera settings, do so in camera.h
- LLViewerCamera::getInstance()->setAspect( gViewerWindow->getWorldViewAspectRatio() ); // default, overridden in LLViewerWindow::reshape
- LLViewerCamera::getInstance()->setViewHeightInPixels(768); // default, overridden in LLViewerWindow::reshape
-
- mCameraFocusOffsetTarget = LLVector4(gSavedSettings.getVector3("CameraOffsetBuild"));
-
- mCameraPreset = (ECameraPreset) gSavedSettings.getU32("CameraPresetType");
-
- mCameraCollidePlane.clearVec();
- mCurrentCameraDistance = getCameraOffsetInitial().magVec() * gSavedSettings.getF32("CameraOffsetScale");
- mTargetCameraDistance = mCurrentCameraDistance;
- mCameraZoomFraction = 1.f;
- mTrackFocusObject = gSavedSettings.getBOOL("TrackFocusObject");
-
- mInitialized = true;
-}
-
-//-----------------------------------------------------------------------------
-// cleanup()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cleanup()
-{
- setSitCamera(LLUUID::null);
-
- if(mLookAt)
- {
- mLookAt->markDead() ;
- mLookAt = NULL;
- }
- if(mPointAt)
- {
- mPointAt->markDead() ;
- mPointAt = NULL;
- }
- setFocusObject(NULL);
-}
-
-void LLAgentCamera::setAvatarObject(LLVOAvatarSelf* avatar)
-{
- if (!mLookAt)
- {
- mLookAt = (LLHUDEffectLookAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_LOOKAT);
- }
- if (!mPointAt)
- {
- mPointAt = (LLHUDEffectPointAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_POINTAT);
- }
-
- if (!mLookAt.isNull())
- {
- mLookAt->setSourceObject(avatar);
- }
- if (!mPointAt.isNull())
- {
- mPointAt->setSourceObject(avatar);
- }
-}
-
-//-----------------------------------------------------------------------------
-// LLAgent()
-//-----------------------------------------------------------------------------
-LLAgentCamera::~LLAgentCamera()
-{
- cleanup();
-
- // *Note: this is where LLViewerCamera::getInstance() used to be deleted.
-}
-
-// Change camera back to third person, stop the autopilot,
-// deselect stuff, etc.
-//-----------------------------------------------------------------------------
-// resetView()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::resetView(bool reset_camera, bool change_camera)
-{
- if (gDisconnected)
- {
- return;
- }
-
- if (gAgent.getAutoPilot())
- {
- gAgent.stopAutoPilot(true);
- }
-
- LLSelectMgr::getInstance()->unhighlightAll();
-
- // By popular request, keep land selection while walking around. JC
- // LLViewerParcelMgr::getInstance()->deselectLand();
-
- // force deselect when walking and attachment is selected
- // this is so people don't wig out when their avatar moves without animating
- if (LLSelectMgr::getInstance()->getSelection()->isAttachment())
- {
- LLSelectMgr::getInstance()->deselectAll();
- }
-
- if (gMenuHolder != NULL)
- {
- // Hide all popup menus
- gMenuHolder->hideMenus();
- }
-
- if (change_camera && !gSavedSettings.getBOOL("FreezeTime"))
- {
- changeCameraToDefault();
-
- if (LLViewerJoystick::getInstance()->getOverrideCamera())
- {
- handle_toggle_flycam();
- }
-
- // reset avatar mode from eventual residual motion
- if (LLToolMgr::getInstance()->inBuildMode())
- {
- LLViewerJoystick::getInstance()->moveAvatar(true);
- }
-
- //Camera Tool is needed for Free Camera Control Mode
- if (!LLFloaterCamera::inFreeCameraMode())
- {
- LLFloaterReg::hideInstance("build");
-
- // Switch back to basic toolset
- LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset);
- }
-
- gViewerWindow->showCursor();
- }
-
-
- if (reset_camera && !gSavedSettings.getBOOL("FreezeTime"))
- {
- if (!gViewerWindow->getLeftMouseDown() && cameraThirdPerson())
- {
- // leaving mouse-steer mode
- LLVector3 agent_at_axis = gAgent.getAtAxis();
- agent_at_axis -= projected_vec(agent_at_axis, gAgent.getReferenceUpVector());
- agent_at_axis.normalize();
- gAgent.resetAxes(lerp(gAgent.getAtAxis(), agent_at_axis, LLSmoothInterpolation::getInterpolant(0.3f)));
- }
-
- setFocusOnAvatar(true, ANIMATE);
-
- mCameraFOVZoomFactor = 0.f;
- }
- resetPanDiff();
- resetOrbitDiff();
- mHUDTargetZoom = 1.f;
-
- if (LLSelectMgr::getInstance()->mAllowSelectAvatar)
- {
- // resetting camera also resets position overrides in debug mode 'AllowSelectAvatar'
- LLObjectSelectionHandle selected_handle = LLSelectMgr::getInstance()->getSelection();
- if (selected_handle->getObjectCount() == 1
- && selected_handle->getFirstObject() != NULL
- && selected_handle->getFirstObject()->isAvatar())
- {
- LLSelectMgr::getInstance()->resetObjectOverrides(selected_handle);
- }
- }
-}
-
-// Allow camera to be moved somewhere other than behind avatar.
-//-----------------------------------------------------------------------------
-// unlockView()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::unlockView()
-{
- if (getFocusOnAvatar())
- {
- if (isAgentAvatarValid())
- {
- setFocusGlobal(LLVector3d::zero, gAgentAvatarp->mID);
- }
- setFocusOnAvatar(false, false); // no animation
- }
-}
-
-//-----------------------------------------------------------------------------
-// slamLookAt()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::slamLookAt(const LLVector3 &look_at)
-{
- LLVector3 look_at_norm = look_at;
- look_at_norm.mV[VZ] = 0.f;
- look_at_norm.normalize();
- gAgent.resetAxes(look_at_norm);
-}
-
-//-----------------------------------------------------------------------------
-// calcFocusOffset()
-//-----------------------------------------------------------------------------
-LLVector3 LLAgentCamera::calcFocusOffset(LLViewerObject *object, LLVector3 original_focus_point, S32 x, S32 y)
-{
- LLMatrix4 obj_matrix = object->getRenderMatrix();
- LLQuaternion obj_rot = object->getRenderRotation();
- LLVector3 obj_pos = object->getRenderPosition();
-
- // if is avatar - don't do any funk heuristics to position the focal point
- // see DEV-30589
- if ((object->isAvatar() && !object->isRoot()) || (object->isAnimatedObject() && object->getControlAvatar()))
- {
- return original_focus_point - obj_pos;
- }
- if (object->isAvatar())
- {
- LLVOAvatar* av = object->asAvatar();
- return original_focus_point - av->getCharacterPosition();
- }
-
- LLQuaternion inv_obj_rot = ~obj_rot; // get inverse of rotation
- LLVector3 object_extents = object->getScale();
-
- // make sure they object extents are non-zero
- object_extents.clamp(0.001f, F32_MAX);
-
- // obj_to_cam_ray is unit vector pointing from object center to camera, in the coordinate frame of the object
- LLVector3 obj_to_cam_ray = obj_pos - LLViewerCamera::getInstance()->getOrigin();
- obj_to_cam_ray.rotVec(inv_obj_rot);
- obj_to_cam_ray.normalize();
-
- // obj_to_cam_ray_proportions are the (positive) ratios of
- // the obj_to_cam_ray x,y,z components with the x,y,z object dimensions.
- LLVector3 obj_to_cam_ray_proportions;
- obj_to_cam_ray_proportions.mV[VX] = llabs(obj_to_cam_ray.mV[VX] / object_extents.mV[VX]);
- obj_to_cam_ray_proportions.mV[VY] = llabs(obj_to_cam_ray.mV[VY] / object_extents.mV[VY]);
- obj_to_cam_ray_proportions.mV[VZ] = llabs(obj_to_cam_ray.mV[VZ] / object_extents.mV[VZ]);
-
- // find the largest ratio stored in obj_to_cam_ray_proportions
- // this corresponds to the object's local axial plane (XY, YZ, XZ) that is *most* facing the camera
- LLVector3 longest_object_axis;
- // is x-axis longest?
- if (obj_to_cam_ray_proportions.mV[VX] > obj_to_cam_ray_proportions.mV[VY]
- && obj_to_cam_ray_proportions.mV[VX] > obj_to_cam_ray_proportions.mV[VZ])
- {
- // then grab it
- longest_object_axis.setVec(obj_matrix.getFwdRow4());
- }
- // is y-axis longest?
- else if (obj_to_cam_ray_proportions.mV[VY] > obj_to_cam_ray_proportions.mV[VZ])
- {
- // then grab it
- longest_object_axis.setVec(obj_matrix.getLeftRow4());
- }
- // otherwise, use z axis
- else
- {
- longest_object_axis.setVec(obj_matrix.getUpRow4());
- }
-
- // Use this axis as the normal to project mouse click on to plane with that normal, at the object center.
- // This generates a point behind the mouse cursor that is approximately in the middle of the object in
- // terms of depth.
- // We do this to allow the camera rotation tool to "tumble" the object by rotating the camera.
- // If the focus point were the object surface under the mouse, camera rotation would introduce an undesirable
- // eccentricity to the object orientation
- LLVector3 focus_plane_normal(longest_object_axis);
- focus_plane_normal.normalize();
-
- LLVector3d focus_pt_global;
- gViewerWindow->mousePointOnPlaneGlobal(focus_pt_global, x, y, gAgent.getPosGlobalFromAgent(obj_pos), focus_plane_normal);
- LLVector3 focus_pt = gAgent.getPosAgentFromGlobal(focus_pt_global);
-
- // find vector from camera to focus point in object space
- LLVector3 camera_to_focus_vec = focus_pt - LLViewerCamera::getInstance()->getOrigin();
- camera_to_focus_vec.rotVec(inv_obj_rot);
-
- // find vector from object origin to focus point in object coordinates
- LLVector3 focus_offset_from_object_center = focus_pt - obj_pos;
- // convert to object-local space
- focus_offset_from_object_center.rotVec(inv_obj_rot);
-
- // We need to project the focus point back into the bounding box of the focused object.
- // Do this by calculating the XYZ scale factors needed to get focus offset back in bounds along the camera_focus axis
- LLVector3 clip_fraction;
-
- // for each axis...
- for (U32 axis = VX; axis <= VZ; axis++)
- {
- //...calculate distance that focus offset sits outside of bounding box along that axis...
- //NOTE: dist_out_of_bounds keeps the sign of focus_offset_from_object_center
- F32 dist_out_of_bounds;
- if (focus_offset_from_object_center.mV[axis] > 0.f)
- {
- dist_out_of_bounds = llmax(0.f, focus_offset_from_object_center.mV[axis] - (object_extents.mV[axis] * 0.5f));
- }
- else
- {
- dist_out_of_bounds = llmin(0.f, focus_offset_from_object_center.mV[axis] + (object_extents.mV[axis] * 0.5f));
- }
-
- //...then calculate the scale factor needed to push camera_to_focus_vec back in bounds along current axis
- if (llabs(camera_to_focus_vec.mV[axis]) < 0.0001f)
- {
- // don't divide by very small number
- clip_fraction.mV[axis] = 0.f;
- }
- else
- {
- clip_fraction.mV[axis] = dist_out_of_bounds / camera_to_focus_vec.mV[axis];
- }
- }
-
- LLVector3 abs_clip_fraction = clip_fraction;
- abs_clip_fraction.abs();
-
- // find axis of focus offset that is *most* outside the bounding box and use that to
- // rescale focus offset to inside object extents
- if (abs_clip_fraction.mV[VX] > abs_clip_fraction.mV[VY]
- && abs_clip_fraction.mV[VX] > abs_clip_fraction.mV[VZ])
- {
- focus_offset_from_object_center -= clip_fraction.mV[VX] * camera_to_focus_vec;
- }
- else if (abs_clip_fraction.mV[VY] > abs_clip_fraction.mV[VZ])
- {
- focus_offset_from_object_center -= clip_fraction.mV[VY] * camera_to_focus_vec;
- }
- else
- {
- focus_offset_from_object_center -= clip_fraction.mV[VZ] * camera_to_focus_vec;
- }
-
- // convert back to world space
- focus_offset_from_object_center.rotVec(obj_rot);
-
- // now, based on distance of camera from object relative to object size
- // push the focus point towards the near surface of the object when (relatively) close to the objcet
- // or keep the focus point in the object middle when (relatively) far
- // NOTE: leave focus point in middle of avatars, since the behavior you want when alt-zooming on avatars
- // is almost always "tumble about middle" and not "spin around surface point"
- {
- LLVector3 obj_rel = original_focus_point - object->getRenderPosition();
-
- //now that we have the object relative position, we should bias toward the center of the object
- //based on the distance of the camera to the focus point vs. the distance of the camera to the focus
-
- F32 relDist = llabs(obj_rel * LLViewerCamera::getInstance()->getAtAxis());
- F32 viewDist = dist_vec(obj_pos + obj_rel, LLViewerCamera::getInstance()->getOrigin());
-
-
- LLBBox obj_bbox = object->getBoundingBoxAgent();
- F32 bias = 0.f;
-
- // virtual_camera_pos is the camera position we are simulating by backing the camera off
- // and adjusting the FOV
- LLVector3 virtual_camera_pos = gAgent.getPosAgentFromGlobal(mFocusTargetGlobal + (getCameraPositionGlobal() - mFocusTargetGlobal) / (1.f + mCameraFOVZoomFactor));
-
- // if the camera is inside the object (large, hollow objects, for example)
- // leave focus point all the way to destination depth, away from object center
- if(!obj_bbox.containsPointAgent(virtual_camera_pos))
- {
- // perform magic number biasing of focus point towards surface vs. planar center
- bias = clamp_rescale(relDist/viewDist, 0.1f, 0.7f, 0.0f, 1.0f);
- obj_rel = lerp(focus_offset_from_object_center, obj_rel, bias);
- }
-
- focus_offset_from_object_center = obj_rel;
- }
-
- return focus_offset_from_object_center;
-}
-
-//-----------------------------------------------------------------------------
-// calcCameraMinDistance()
-//-----------------------------------------------------------------------------
-bool LLAgentCamera::calcCameraMinDistance(F32 &obj_min_distance)
-{
- bool soft_limit = false; // is the bounding box to be treated literally (volumes) or as an approximation (avatars)
-
- if (!mFocusObject || mFocusObject->isDead() ||
- mFocusObject->isMesh() ||
- isDisableCameraConstraints())
- {
- obj_min_distance = 0.f;
- return true;
- }
-
- if (mFocusObject->mDrawable.isNull())
- {
-#ifdef LL_RELEASE_FOR_DOWNLOAD
- LL_WARNS() << "Focus object with no drawable!" << LL_ENDL;
-#else
- mFocusObject->dump();
- LL_ERRS() << "Focus object with no drawable!" << LL_ENDL;
-#endif
- obj_min_distance = 0.f;
- return true;
- }
-
- LLQuaternion inv_object_rot = ~mFocusObject->getRenderRotation();
- LLVector3 target_offset_origin = mFocusObjectOffset;
- LLVector3 camera_offset_target(getCameraPositionAgent() - gAgent.getPosAgentFromGlobal(mFocusTargetGlobal));
-
- // convert offsets into object local space
- camera_offset_target.rotVec(inv_object_rot);
- target_offset_origin.rotVec(inv_object_rot);
-
- // push around object extents based on target offset
- LLVector3 object_extents = mFocusObject->getScale();
- if (mFocusObject->isAvatar())
- {
- // fudge factors that lets you zoom in on avatars a bit more (which don't do FOV zoom)
- object_extents.mV[VX] *= AVATAR_ZOOM_MIN_X_FACTOR;
- object_extents.mV[VY] *= AVATAR_ZOOM_MIN_Y_FACTOR;
- object_extents.mV[VZ] *= AVATAR_ZOOM_MIN_Z_FACTOR;
- soft_limit = true;
- }
- LLVector3 abs_target_offset = target_offset_origin;
- abs_target_offset.abs();
-
- LLVector3 target_offset_dir = target_offset_origin;
-
- bool target_outside_object_extents = false;
-
- for (U32 i = VX; i <= VZ; i++)
- {
- if (abs_target_offset.mV[i] * 2.f > object_extents.mV[i] + OBJECT_EXTENTS_PADDING)
- {
- target_outside_object_extents = true;
- }
- if (camera_offset_target.mV[i] > 0.f)
- {
- object_extents.mV[i] -= target_offset_origin.mV[i] * 2.f;
- }
- else
- {
- object_extents.mV[i] += target_offset_origin.mV[i] * 2.f;
- }
- }
-
- // don't shrink the object extents so far that the object inverts
- object_extents.clamp(0.001f, F32_MAX);
-
- // move into first octant
- LLVector3 camera_offset_target_abs_norm = camera_offset_target;
- camera_offset_target_abs_norm.abs();
- // make sure offset is non-zero
- camera_offset_target_abs_norm.clamp(0.001f, F32_MAX);
- camera_offset_target_abs_norm.normalize();
-
- // find camera position relative to normalized object extents
- LLVector3 camera_offset_target_scaled = camera_offset_target_abs_norm;
- camera_offset_target_scaled.mV[VX] /= object_extents.mV[VX];
- camera_offset_target_scaled.mV[VY] /= object_extents.mV[VY];
- camera_offset_target_scaled.mV[VZ] /= object_extents.mV[VZ];
-
- if (camera_offset_target_scaled.mV[VX] > camera_offset_target_scaled.mV[VY] &&
- camera_offset_target_scaled.mV[VX] > camera_offset_target_scaled.mV[VZ])
- {
- if (camera_offset_target_abs_norm.mV[VX] < 0.001f)
- {
- obj_min_distance = object_extents.mV[VX] * 0.5f;
- }
- else
- {
- obj_min_distance = object_extents.mV[VX] * 0.5f / camera_offset_target_abs_norm.mV[VX];
- }
- }
- else if (camera_offset_target_scaled.mV[VY] > camera_offset_target_scaled.mV[VZ])
- {
- if (camera_offset_target_abs_norm.mV[VY] < 0.001f)
- {
- obj_min_distance = object_extents.mV[VY] * 0.5f;
- }
- else
- {
- obj_min_distance = object_extents.mV[VY] * 0.5f / camera_offset_target_abs_norm.mV[VY];
- }
- }
- else
- {
- if (camera_offset_target_abs_norm.mV[VZ] < 0.001f)
- {
- obj_min_distance = object_extents.mV[VZ] * 0.5f;
- }
- else
- {
- obj_min_distance = object_extents.mV[VZ] * 0.5f / camera_offset_target_abs_norm.mV[VZ];
- }
- }
-
- LLVector3 object_split_axis;
- LLVector3 target_offset_scaled = target_offset_origin;
- target_offset_scaled.abs();
- target_offset_scaled.normalize();
- target_offset_scaled.mV[VX] /= object_extents.mV[VX];
- target_offset_scaled.mV[VY] /= object_extents.mV[VY];
- target_offset_scaled.mV[VZ] /= object_extents.mV[VZ];
-
- if (target_offset_scaled.mV[VX] > target_offset_scaled.mV[VY] &&
- target_offset_scaled.mV[VX] > target_offset_scaled.mV[VZ])
- {
- object_split_axis = LLVector3::x_axis;
- }
- else if (target_offset_scaled.mV[VY] > target_offset_scaled.mV[VZ])
- {
- object_split_axis = LLVector3::y_axis;
- }
- else
- {
- object_split_axis = LLVector3::z_axis;
- }
-
- LLVector3 camera_offset_object(getCameraPositionAgent() - mFocusObject->getPositionAgent());
-
-
- F32 camera_offset_clip = camera_offset_object * object_split_axis;
- F32 target_offset_clip = target_offset_dir * object_split_axis;
-
- // target has moved outside of object extents
- // check to see if camera and target are on same side
- if (target_outside_object_extents)
- {
- if (camera_offset_clip > 0.f && target_offset_clip > 0.f)
- {
- return false;
- }
- else if (camera_offset_clip < 0.f && target_offset_clip < 0.f)
- {
- return false;
- }
- }
-
- // clamp obj distance to diagonal of 10 by 10 cube
- obj_min_distance = llmin(obj_min_distance, 10.f * F_SQRT3);
-
- obj_min_distance += LLViewerCamera::getInstance()->getNear() + (soft_limit ? 0.1f : 0.2f);
-
- return true;
-}
-
-F32 LLAgentCamera::getCameraZoomFraction(bool get_third_person)
-{
- // 0.f -> camera zoomed all the way out
- // 1.f -> camera zoomed all the way in
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
- if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD)
- {
- // already [0,1]
- return mHUDTargetZoom;
- }
-
- if (get_third_person || (mFocusOnAvatar && cameraThirdPerson()))
- {
- return clamp_rescale(mCameraZoomFraction, MIN_ZOOM_FRACTION, MAX_ZOOM_FRACTION, 1.f, 0.f);
- }
-
- if (cameraCustomizeAvatar())
- {
- F32 distance = (F32)mCameraFocusOffsetTarget.magVec();
- return clamp_rescale(distance, APPEARANCE_MIN_ZOOM, APPEARANCE_MAX_ZOOM, 1.f, 0.f );
- }
-
- F32 min_zoom;
- F32 max_zoom = getCameraMaxZoomDistance();
- if (isDisableCameraConstraints())
- {
- max_zoom = MAX_CAMERA_DISTANCE_FROM_OBJECT;
- }
-
- F32 distance = (F32)mCameraFocusOffsetTarget.magVec();
- if (mFocusObject.notNull())
- {
- if (mFocusObject->isAvatar())
- {
- min_zoom = AVATAR_MIN_ZOOM;
- }
- else
- {
- min_zoom = OBJECT_MIN_ZOOM;
- }
- }
- else
- {
- min_zoom = LAND_MIN_ZOOM;
- }
-
- return clamp_rescale(distance, min_zoom, max_zoom, 1.f, 0.f);
-}
-
-void LLAgentCamera::setCameraZoomFraction(F32 fraction)
-{
- // 0.f -> camera zoomed all the way out
- // 1.f -> camera zoomed all the way in
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
-
- if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD)
- {
- mHUDTargetZoom = fraction;
- }
- else if (mFocusOnAvatar && cameraThirdPerson())
- {
- mCameraZoomFraction = rescale(fraction, 0.f, 1.f, MAX_ZOOM_FRACTION, MIN_ZOOM_FRACTION);
- }
- else if (cameraCustomizeAvatar())
- {
- LLVector3d camera_offset_dir = mCameraFocusOffsetTarget;
- camera_offset_dir.normalize();
- mCameraFocusOffsetTarget = camera_offset_dir * rescale(fraction, 0.f, 1.f, APPEARANCE_MAX_ZOOM, APPEARANCE_MIN_ZOOM);
- }
- else
- {
- F32 min_zoom = LAND_MIN_ZOOM;
- F32 max_zoom = getCameraMaxZoomDistance();
- if (isDisableCameraConstraints())
- {
- max_zoom = MAX_CAMERA_DISTANCE_FROM_OBJECT;
- }
-
- if (mFocusObject.notNull())
- {
- if (mFocusObject.notNull())
- {
- if (mFocusObject->isAvatar())
- {
- min_zoom = AVATAR_MIN_ZOOM;
- }
- else
- {
- min_zoom = OBJECT_MIN_ZOOM;
- }
- }
- }
-
- LLVector3d camera_offset_dir = mCameraFocusOffsetTarget;
- camera_offset_dir.normalize();
- mCameraFocusOffsetTarget = camera_offset_dir * rescale(fraction, 0.f, 1.f, max_zoom, min_zoom);
- }
-
- startCameraAnimation();
-}
-
-F32 LLAgentCamera::getAgentHUDTargetZoom()
-{
- static LLCachedControl<F32> hud_scale_factor(gSavedSettings, "HUDScaleFactor");
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
- return (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) ? hud_scale_factor*gAgentCamera.mHUDTargetZoom : hud_scale_factor;
-}
-
-//-----------------------------------------------------------------------------
-// cameraOrbitAround()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraOrbitAround(const F32 radians)
-{
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
- if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD)
- {
- // do nothing for hud selection
- }
- else if (mFocusOnAvatar && (mCameraMode == CAMERA_MODE_THIRD_PERSON || mCameraMode == CAMERA_MODE_FOLLOW))
- {
- gAgent.yaw(radians);
- }
- else
- {
- mOrbitAroundRadians += radians;
- mCameraFocusOffsetTarget.rotVec(radians, 0.f, 0.f, 1.f);
-
- cameraZoomIn(1.f);
- }
-}
-
-
-//-----------------------------------------------------------------------------
-// cameraOrbitOver()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraOrbitOver(const F32 angle)
-{
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
- if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD)
- {
- // do nothing for hud selection
- }
- else if (mFocusOnAvatar && mCameraMode == CAMERA_MODE_THIRD_PERSON)
- {
- gAgent.pitch(angle);
- }
- else
- {
- LLVector3 camera_offset_unit(mCameraFocusOffsetTarget);
- camera_offset_unit.normalize();
-
- F32 angle_from_up = acos( camera_offset_unit * gAgent.getReferenceUpVector() );
-
- LLVector3d left_axis;
- left_axis.setVec(LLViewerCamera::getInstance()->getLeftAxis());
- F32 new_angle = llclamp(angle_from_up - angle, 1.f * DEG_TO_RAD, 179.f * DEG_TO_RAD);
- mOrbitOverAngle += angle_from_up - new_angle;
- mCameraFocusOffsetTarget.rotVec(angle_from_up - new_angle, left_axis);
-
- cameraZoomIn(1.f);
- }
-}
-
-void LLAgentCamera::resetCameraOrbit()
-{
- LLVector3 camera_offset_unit(mCameraFocusOffsetTarget);
- camera_offset_unit.normalize();
-
- LLVector3d left_axis;
- left_axis.setVec(LLViewerCamera::getInstance()->getLeftAxis());
- mCameraFocusOffsetTarget.rotVec(-mOrbitOverAngle, left_axis);
-
- mCameraFocusOffsetTarget.rotVec(-mOrbitAroundRadians, 0.f, 0.f, 1.f);
-
- cameraZoomIn(1.f);
- resetOrbitDiff();
-}
-
-void LLAgentCamera::resetOrbitDiff()
-{
- mOrbitAroundRadians = 0;
- mOrbitOverAngle = 0;
-}
-
-//-----------------------------------------------------------------------------
-// cameraZoomIn()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraZoomIn(const F32 fraction)
-{
- if (gDisconnected)
- {
- return;
- }
-
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
- if (LLToolMgr::getInstance()->inBuildMode() && selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD)
- {
- // just update hud zoom level
- mHUDTargetZoom /= fraction;
- return;
- }
-
- LLVector3d camera_offset_unit(mCameraFocusOffsetTarget);
- F32 current_distance = (F32)camera_offset_unit.normalize();
- F32 new_distance = current_distance * fraction;
-
- // Unless camera is unlocked
- if (!isDisableCameraConstraints())
- {
- F32 min_zoom = LAND_MIN_ZOOM;
-
- // Don't move through focus point
- if (mFocusObject)
- {
- LLVector3 camera_offset_dir((F32)camera_offset_unit.mdV[VX], (F32)camera_offset_unit.mdV[VY], (F32)camera_offset_unit.mdV[VZ]);
-
- if (mFocusObject->isAvatar())
- {
- calcCameraMinDistance(min_zoom);
- }
- else
- {
- min_zoom = OBJECT_MIN_ZOOM;
- }
- }
-
- new_distance = llmax(new_distance, min_zoom);
-
- F32 max_distance = getCameraMaxZoomDistance();
- max_distance = llmin(max_distance, current_distance * 4.f); //Scaled max relative to current distance. MAINT-3154
- new_distance = llmin(new_distance, max_distance);
-
- if (cameraCustomizeAvatar())
- {
- new_distance = llclamp(new_distance, APPEARANCE_MIN_ZOOM, APPEARANCE_MAX_ZOOM);
- }
- }
-
- mCameraFocusOffsetTarget = new_distance * camera_offset_unit;
-}
-
-//-----------------------------------------------------------------------------
-// cameraOrbitIn()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraOrbitIn(const F32 meters)
-{
- if (mFocusOnAvatar && mCameraMode == CAMERA_MODE_THIRD_PERSON)
- {
- F32 camera_offset_dist = llmax(0.001f, getCameraOffsetInitial().magVec() * gSavedSettings.getF32("CameraOffsetScale"));
-
- mCameraZoomFraction = (mTargetCameraDistance - meters) / camera_offset_dist;
-
- if (!gSavedSettings.getBOOL("FreezeTime") && mCameraZoomFraction < MIN_ZOOM_FRACTION && meters > 0.f)
- {
- // No need to animate, camera is already there.
- changeCameraToMouselook(false);
- }
-
- if (!isDisableCameraConstraints())
- {
- mCameraZoomFraction = llclamp(mCameraZoomFraction, MIN_ZOOM_FRACTION, MAX_ZOOM_FRACTION);
- }
- }
- else
- {
- LLVector3d camera_offset_unit(mCameraFocusOffsetTarget);
- F32 current_distance = (F32)camera_offset_unit.normalize();
- F32 new_distance = current_distance - meters;
-
- // Unless camera is unlocked
- if (!isDisableCameraConstraints())
- {
- F32 min_zoom = LAND_MIN_ZOOM;
-
- // Don't move through focus point
- if (mFocusObject.notNull())
- {
- if (mFocusObject->isAvatar())
- {
- min_zoom = AVATAR_MIN_ZOOM;
- }
- else
- {
- min_zoom = OBJECT_MIN_ZOOM;
- }
- }
-
- new_distance = llmax(new_distance, min_zoom);
-
- F32 max_distance = getCameraMaxZoomDistance();
- new_distance = llmin(new_distance, max_distance);
-
- if (CAMERA_MODE_CUSTOMIZE_AVATAR == getCameraMode())
- {
- new_distance = llclamp(new_distance, APPEARANCE_MIN_ZOOM, APPEARANCE_MAX_ZOOM);
- }
- }
-
- // Compute new camera offset
- mCameraFocusOffsetTarget = new_distance * camera_offset_unit;
- cameraZoomIn(1.f);
- }
-}
-
-//-----------------------------------------------------------------------------
-// cameraPanIn()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraPanIn(F32 meters)
-{
- LLVector3d at_axis;
- at_axis.setVec(LLViewerCamera::getInstance()->getAtAxis());
-
- mPanFocusDiff += meters * at_axis;
-
- mFocusTargetGlobal += meters * at_axis;
- mFocusGlobal = mFocusTargetGlobal;
- // don't enforce zoom constraints as this is the only way for users to get past them easily
- updateFocusOffset();
- // NOTE: panning movements expect the camera to move exactly with the focus target, not animated behind -Nyx
- mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal();
-}
-
-//-----------------------------------------------------------------------------
-// cameraPanLeft()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraPanLeft(F32 meters)
-{
- LLVector3d left_axis;
- left_axis.setVec(LLViewerCamera::getInstance()->getLeftAxis());
-
- mPanFocusDiff += meters * left_axis;
-
- mFocusTargetGlobal += meters * left_axis;
- mFocusGlobal = mFocusTargetGlobal;
-
- // disable smoothing for camera pan, which causes some residents unhappiness
- mCameraSmoothingStop = true;
-
- cameraZoomIn(1.f);
- updateFocusOffset();
- // NOTE: panning movements expect the camera to move exactly with the focus target, not animated behind - Nyx
- mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal();
-}
-
-//-----------------------------------------------------------------------------
-// cameraPanUp()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::cameraPanUp(F32 meters)
-{
- LLVector3d up_axis;
- up_axis.setVec(LLViewerCamera::getInstance()->getUpAxis());
-
- mPanFocusDiff += meters * up_axis;
-
- mFocusTargetGlobal += meters * up_axis;
- mFocusGlobal = mFocusTargetGlobal;
-
- // disable smoothing for camera pan, which causes some residents unhappiness
- mCameraSmoothingStop = true;
-
- cameraZoomIn(1.f);
- updateFocusOffset();
- // NOTE: panning movements expect the camera to move exactly with the focus target, not animated behind -Nyx
- mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal();
-}
-
-void LLAgentCamera::resetCameraPan()
-{
- mFocusTargetGlobal -= mPanFocusDiff;
-
- mFocusGlobal = mFocusTargetGlobal;
- mCameraSmoothingStop = true;
-
- cameraZoomIn(1.f);
- updateFocusOffset();
-
- mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal();
-
- resetPanDiff();
-}
-
-void LLAgentCamera::resetPanDiff()
-{
- mPanFocusDiff.clear();
-}
-
-//-----------------------------------------------------------------------------
-// updateLookAt()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::updateLookAt(const S32 mouse_x, const S32 mouse_y)
-{
- static LLVector3 last_at_axis;
-
- if (!isAgentAvatarValid()) return;
-
- LLQuaternion av_inv_rot = ~gAgentAvatarp->mRoot->getWorldRotation();
- LLVector3 root_at = LLVector3::x_axis * gAgentAvatarp->mRoot->getWorldRotation();
-
- if (LLTrace::get_frame_recording().getLastRecording().getLastValue(*gViewerWindow->getMouseVelocityStat()) < 0.01f
- && (root_at * last_at_axis > 0.95f))
- {
- LLVector3 vel = gAgentAvatarp->getVelocity();
- if (vel.magVecSquared() > 4.f)
- {
- setLookAt(LOOKAT_TARGET_IDLE, gAgentAvatarp, vel * av_inv_rot);
- }
- else
- {
- // *FIX: rotate mframeagent by sit object's rotation?
- LLQuaternion look_rotation = gAgentAvatarp->isSitting() ? gAgentAvatarp->getRenderRotation() : gAgent.getFrameAgent().getQuaternion(); // use camera's current rotation
- LLVector3 look_offset = LLVector3(2.f, 0.f, 0.f) * look_rotation * av_inv_rot;
- setLookAt(LOOKAT_TARGET_IDLE, gAgentAvatarp, look_offset);
- }
- last_at_axis = root_at;
- return;
- }
-
- last_at_axis = root_at;
-
- if (CAMERA_MODE_CUSTOMIZE_AVATAR == getCameraMode())
- {
- setLookAt(LOOKAT_TARGET_NONE, gAgentAvatarp, LLVector3(-2.f, 0.f, 0.f));
- }
- else
- {
- // Move head based on cursor position
- ELookAtType lookAtType = LOOKAT_TARGET_NONE;
- LLVector3 headLookAxis;
- LLCoordFrame frameCamera = *((LLCoordFrame*)LLViewerCamera::getInstance());
-
- if (cameraMouselook())
- {
- lookAtType = LOOKAT_TARGET_MOUSELOOK;
- }
- else if (cameraThirdPerson())
- {
- // range from -.5 to .5
- F32 x_from_center =
- ((F32) mouse_x / (F32) gViewerWindow->getWorldViewWidthScaled() ) - 0.5f;
- F32 y_from_center =
- ((F32) mouse_y / (F32) gViewerWindow->getWorldViewHeightScaled() ) - 0.5f;
-
- frameCamera.yaw( - x_from_center * gSavedSettings.getF32("YawFromMousePosition") * DEG_TO_RAD);
- frameCamera.pitch( - y_from_center * gSavedSettings.getF32("PitchFromMousePosition") * DEG_TO_RAD);
- lookAtType = LOOKAT_TARGET_FREELOOK;
- }
-
- headLookAxis = frameCamera.getAtAxis();
- // RN: we use world-space offset for mouselook and freelook
- //headLookAxis = headLookAxis * av_inv_rot;
- setLookAt(lookAtType, gAgentAvatarp, headLookAxis);
- }
-}
-
-static LLTrace::BlockTimerStatHandle FTM_UPDATE_CAMERA("Camera");
-
-extern bool gCubeSnapshot;
-
-//-----------------------------------------------------------------------------
-// updateCamera()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::updateCamera()
-{
- LL_RECORD_BLOCK_TIME(FTM_UPDATE_CAMERA);
- if (gCubeSnapshot)
- {
- return;
- }
-
- // - changed camera_skyward to the new global "mCameraUpVector"
- mCameraUpVector = LLVector3::z_axis;
- //LLVector3 camera_skyward(0.f, 0.f, 1.f);
-
- U32 camera_mode = mCameraAnimating ? mLastCameraMode : mCameraMode;
-
- validateFocusObject();
-
- if (isAgentAvatarValid() &&
- gAgentAvatarp->isSitting() &&
- camera_mode == CAMERA_MODE_MOUSELOOK)
- {
- //changed camera_skyward to the new global "mCameraUpVector"
- mCameraUpVector = mCameraUpVector * gAgentAvatarp->getRenderRotation();
- }
-
- if (cameraThirdPerson() && (mFocusOnAvatar || mAllowChangeToFollow) && LLFollowCamMgr::getInstance()->getActiveFollowCamParams())
- {
- mAllowChangeToFollow = false;
- mFocusOnAvatar = true;
- changeCameraToFollow();
- }
-
- //NOTE - this needs to be integrated into a general upVector system here within llAgent.
- if ( camera_mode == CAMERA_MODE_FOLLOW && mFocusOnAvatar )
- {
- mCameraUpVector = mFollowCam.getUpVector();
- }
-
- if (mSitCameraEnabled)
- {
- if (mSitCameraReferenceObject->isDead())
- {
- setSitCamera(LLUUID::null);
- }
- }
-
- // Update UI with our camera inputs
- LLFloaterCamera* camera_floater = LLFloaterReg::findTypedInstance<LLFloaterCamera>("camera");
- if (camera_floater)
- {
- camera_floater->mRotate->setToggleState(gAgentCamera.getOrbitRightKey() > 0.f, // left
- gAgentCamera.getOrbitUpKey() > 0.f, // top
- gAgentCamera.getOrbitLeftKey() > 0.f, // right
- gAgentCamera.getOrbitDownKey() > 0.f); // bottom
-
- camera_floater->mTrack->setToggleState(gAgentCamera.getPanLeftKey() > 0.f, // left
- gAgentCamera.getPanUpKey() > 0.f, // top
- gAgentCamera.getPanRightKey() > 0.f, // right
- gAgentCamera.getPanDownKey() > 0.f); // bottom
- }
-
- // Handle camera movement based on keyboard.
- const F32 ORBIT_OVER_RATE = 90.f * DEG_TO_RAD; // radians per second
- const F32 ORBIT_AROUND_RATE = 90.f * DEG_TO_RAD; // radians per second
- const F32 PAN_RATE = 5.f; // meters per second
-
- if (gAgentCamera.getOrbitUpKey() || gAgentCamera.getOrbitDownKey())
- {
- F32 input_rate = gAgentCamera.getOrbitUpKey() - gAgentCamera.getOrbitDownKey();
- cameraOrbitOver( input_rate * ORBIT_OVER_RATE / gFPSClamped );
- }
-
- if (gAgentCamera.getOrbitLeftKey() || gAgentCamera.getOrbitRightKey())
- {
- F32 input_rate = gAgentCamera.getOrbitLeftKey() - gAgentCamera.getOrbitRightKey();
- cameraOrbitAround(input_rate * ORBIT_AROUND_RATE / gFPSClamped);
- }
-
- if (gAgentCamera.getOrbitInKey() || gAgentCamera.getOrbitOutKey())
- {
- F32 input_rate = gAgentCamera.getOrbitInKey() - gAgentCamera.getOrbitOutKey();
-
- LLVector3d to_focus = gAgent.getPosGlobalFromAgent(LLViewerCamera::getInstance()->getOrigin()) - calcFocusPositionTargetGlobal();
- F32 distance_to_focus = (F32)to_focus.magVec();
- // Move at distance (in meters) meters per second
- cameraOrbitIn( input_rate * distance_to_focus / gFPSClamped );
- }
-
- if (gAgentCamera.getPanInKey() || gAgentCamera.getPanOutKey())
- {
- F32 input_rate = gAgentCamera.getPanInKey() - gAgentCamera.getPanOutKey();
- cameraPanIn(input_rate * PAN_RATE / gFPSClamped);
- }
-
- if (gAgentCamera.getPanRightKey() || gAgentCamera.getPanLeftKey())
- {
- F32 input_rate = gAgentCamera.getPanRightKey() - gAgentCamera.getPanLeftKey();
- cameraPanLeft(input_rate * -PAN_RATE / gFPSClamped );
- }
-
- if (gAgentCamera.getPanUpKey() || gAgentCamera.getPanDownKey())
- {
- F32 input_rate = gAgentCamera.getPanUpKey() - gAgentCamera.getPanDownKey();
- cameraPanUp(input_rate * PAN_RATE / gFPSClamped );
- }
-
- // Clear camera keyboard keys.
- gAgentCamera.clearOrbitKeys();
- gAgentCamera.clearPanKeys();
-
- // lerp camera focus offset
- mCameraFocusOffset = lerp(mCameraFocusOffset, mCameraFocusOffsetTarget, LLSmoothInterpolation::getInterpolant(CAMERA_FOCUS_HALF_LIFE));
-
- if ( mCameraMode == CAMERA_MODE_FOLLOW )
- {
- if (isAgentAvatarValid())
- {
- //--------------------------------------------------------------------------------
- // this is where the avatar's position and rotation are given to followCam, and
- // where it is updated. All three of its attributes are updated: (1) position,
- // (2) focus, and (3) upvector. They can then be queried elsewhere in llAgent.
- //--------------------------------------------------------------------------------
- // *TODO: use combined rotation of frameagent and sit object
- LLQuaternion avatarRotationForFollowCam = gAgentAvatarp->isSitting() ? gAgentAvatarp->getRenderRotation() : gAgent.getFrameAgent().getQuaternion();
-
- LLFollowCamParams* current_cam = LLFollowCamMgr::getInstance()->getActiveFollowCamParams();
- if (current_cam)
- {
- mFollowCam.copyParams(*current_cam);
- mFollowCam.setSubjectPositionAndRotation( gAgentAvatarp->getRenderPosition(), avatarRotationForFollowCam );
- mFollowCam.update();
- LLViewerJoystick::getInstance()->setCameraNeedsUpdate(true);
- }
- else
- {
- changeCameraToThirdPerson(true);
- }
- }
- }
-
- bool hit_limit;
- LLVector3d camera_pos_global;
- LLVector3d camera_target_global = calcCameraPositionTargetGlobal(&hit_limit);
- mCameraVirtualPositionAgent = gAgent.getPosAgentFromGlobal(camera_target_global);
- LLVector3d focus_target_global = calcFocusPositionTargetGlobal();
-
- // perform field of view correction
- mCameraFOVZoomFactor = calcCameraFOVZoomFactor();
- camera_target_global = focus_target_global + (camera_target_global - focus_target_global) * (1.f + mCameraFOVZoomFactor);
-
- gAgent.setShowAvatar(true); // can see avatar by default
-
- // Adjust position for animation
- if (mCameraAnimating)
- {
- F32 time = mAnimationTimer.getElapsedTimeF32();
-
- // yet another instance of critically damped motion, hooray!
- // F32 fraction_of_animation = 1.f - pow(2.f, -time / CAMERA_ZOOM_HALF_LIFE);
-
- // linear interpolation
- F32 fraction_of_animation = time / mAnimationDuration;
-
- bool isfirstPerson = mCameraMode == CAMERA_MODE_MOUSELOOK;
- bool wasfirstPerson = mLastCameraMode == CAMERA_MODE_MOUSELOOK;
- F32 fraction_animation_to_skip;
-
- if (mAnimationCameraStartGlobal == camera_target_global)
- {
- fraction_animation_to_skip = 0.f;
- }
- else
- {
- LLVector3d cam_delta = mAnimationCameraStartGlobal - camera_target_global;
- fraction_animation_to_skip = HEAD_BUFFER_SIZE / (F32)cam_delta.magVec();
- }
- F32 animation_start_fraction = (wasfirstPerson) ? fraction_animation_to_skip : 0.f;
- F32 animation_finish_fraction = (isfirstPerson) ? (1.f - fraction_animation_to_skip) : 1.f;
-
- if (fraction_of_animation < animation_finish_fraction)
- {
- if (fraction_of_animation < animation_start_fraction || fraction_of_animation > animation_finish_fraction )
- {
- gAgent.setShowAvatar(false);
- }
-
- // ...adjust position for animation
- F32 smooth_fraction_of_animation = llsmoothstep(0.0f, 1.0f, fraction_of_animation);
- camera_pos_global = lerp(mAnimationCameraStartGlobal, camera_target_global, smooth_fraction_of_animation);
- mFocusGlobal = lerp(mAnimationFocusStartGlobal, focus_target_global, smooth_fraction_of_animation);
- }
- else
- {
- // ...animation complete
- mCameraAnimating = false;
-
- camera_pos_global = camera_target_global;
- mFocusGlobal = focus_target_global;
-
- gAgent.endAnimationUpdateUI();
- gAgent.setShowAvatar(true);
- }
-
- if (isAgentAvatarValid() && (mCameraMode != CAMERA_MODE_MOUSELOOK))
- {
- gAgentAvatarp->updateAttachmentVisibility(mCameraMode);
- }
- }
- else
- {
- camera_pos_global = camera_target_global;
- mFocusGlobal = focus_target_global;
- gAgent.setShowAvatar(true);
- }
-
- // smoothing
- if (true)
- {
- LLVector3d agent_pos = gAgent.getPositionGlobal();
- LLVector3d camera_pos_agent = camera_pos_global - agent_pos;
- // Sitting on what you're manipulating can cause camera jitter with smoothing.
- // This turns off smoothing while editing. -MG
- bool in_build_mode = LLToolMgr::getInstance()->inBuildMode();
- mCameraSmoothingStop = mCameraSmoothingStop || in_build_mode;
-
- if (cameraThirdPerson() && !mCameraSmoothingStop)
- {
- const F32 SMOOTHING_HALF_LIFE = 0.02f;
-
- F32 smoothing = LLSmoothInterpolation::getInterpolant(gSavedSettings.getF32("CameraPositionSmoothing") * SMOOTHING_HALF_LIFE, false);
-
- if (mFocusOnAvatar && !mFocusObject) // we differentiate on avatar mode
- {
- // for avatar-relative focus, we smooth in avatar space -
- // the avatar moves too jerkily w/r/t global space to smooth there.
-
- LLVector3d delta = camera_pos_agent - mCameraSmoothingLastPositionAgent;
- if (delta.magVec() < MAX_CAMERA_SMOOTH_DISTANCE) // only smooth over short distances please
- {
- camera_pos_agent = lerp(mCameraSmoothingLastPositionAgent, camera_pos_agent, smoothing);
- camera_pos_global = camera_pos_agent + agent_pos;
- }
- }
- else
- {
- LLVector3d delta = camera_pos_global - mCameraSmoothingLastPositionGlobal;
- if (delta.magVec() < MAX_CAMERA_SMOOTH_DISTANCE) // only smooth over short distances please
- {
- camera_pos_global = lerp(mCameraSmoothingLastPositionGlobal, camera_pos_global, smoothing);
- }
- }
- }
-
- mCameraSmoothingLastPositionGlobal = camera_pos_global;
- mCameraSmoothingLastPositionAgent = camera_pos_agent;
- mCameraSmoothingStop = false;
- }
-
-
- mCameraCurrentFOVZoomFactor = lerp(mCameraCurrentFOVZoomFactor, mCameraFOVZoomFactor, LLSmoothInterpolation::getInterpolant(FOV_ZOOM_HALF_LIFE));
-
-// LL_INFOS() << "Current FOV Zoom: " << mCameraCurrentFOVZoomFactor << " Target FOV Zoom: " << mCameraFOVZoomFactor << " Object penetration: " << mFocusObjectDist << LL_ENDL;
-
- LLVector3 focus_agent = gAgent.getPosAgentFromGlobal(mFocusGlobal);
-
- mCameraPositionAgent = gAgent.getPosAgentFromGlobal(camera_pos_global);
-
- // Move the camera
-
- LLViewerCamera::getInstance()->updateCameraLocation(mCameraPositionAgent, mCameraUpVector, focus_agent);
- //LLViewerCamera::getInstance()->updateCameraLocation(mCameraPositionAgent, camera_skyward, focus_agent);
-
- // Change FOV
- LLViewerCamera::getInstance()->setView(LLViewerCamera::getInstance()->getDefaultFOV() / (1.f + mCameraCurrentFOVZoomFactor));
-
- // follow camera when in customize mode
- if (cameraCustomizeAvatar())
- {
- setLookAt(LOOKAT_TARGET_FOCUS, NULL, mCameraPositionAgent);
- }
-
- // update the travel distance stat
- // this isn't directly related to the camera
- // but this seemed like the best place to do this
- LLVector3d global_pos = gAgent.getPositionGlobal();
- if (!gAgent.getLastPositionGlobal().isExactlyZero())
- {
- LLVector3d delta = global_pos - gAgent.getLastPositionGlobal();
- gAgent.setDistanceTraveled(gAgent.getDistanceTraveled() + delta.magVec());
- }
- gAgent.setLastPositionGlobal(global_pos);
-
- if (LLVOAvatar::sVisibleInFirstPerson && isAgentAvatarValid() && !gAgentAvatarp->isSitting() && cameraMouselook())
- {
- LLVector3 head_pos = gAgentAvatarp->mHeadp->getWorldPosition() +
- LLVector3(0.08f, 0.f, 0.05f) * gAgentAvatarp->mHeadp->getWorldRotation() +
- LLVector3(0.1f, 0.f, 0.f) * gAgentAvatarp->mPelvisp->getWorldRotation();
- LLVector3 diff = mCameraPositionAgent - head_pos;
- diff = diff * ~gAgentAvatarp->mRoot->getWorldRotation();
-
- LLJoint* torso_joint = gAgentAvatarp->mTorsop;
- LLJoint* chest_joint = gAgentAvatarp->mChestp;
- LLVector3 torso_scale = torso_joint->getScale();
- LLVector3 chest_scale = chest_joint->getScale();
-
- // shorten avatar skeleton to avoid foot interpenetration
- if (!gAgentAvatarp->mInAir)
- {
- LLVector3 chest_offset = LLVector3(0.f, 0.f, chest_joint->getPosition().mV[VZ]) * torso_joint->getWorldRotation();
- F32 z_compensate = llclamp(-diff.mV[VZ], -0.2f, 1.f);
- F32 scale_factor = llclamp(1.f - ((z_compensate * 0.5f) / chest_offset.mV[VZ]), 0.5f, 1.2f);
- torso_joint->setScale(LLVector3(1.f, 1.f, scale_factor));
-
- LLJoint* neck_joint = gAgentAvatarp->mNeckp;
- LLVector3 neck_offset = LLVector3(0.f, 0.f, neck_joint->getPosition().mV[VZ]) * chest_joint->getWorldRotation();
- scale_factor = llclamp(1.f - ((z_compensate * 0.5f) / neck_offset.mV[VZ]), 0.5f, 1.2f);
- chest_joint->setScale(LLVector3(1.f, 1.f, scale_factor));
- diff.mV[VZ] = 0.f;
- }
-
- // SL-315
- gAgentAvatarp->mPelvisp->setPosition(gAgentAvatarp->mPelvisp->getPosition() + diff);
-
- gAgentAvatarp->mRoot->updateWorldMatrixChildren();
-
- for (LLVOAvatar::attachment_map_t::iterator iter = gAgentAvatarp->mAttachmentPoints.begin();
- iter != gAgentAvatarp->mAttachmentPoints.end(); )
- {
- LLVOAvatar::attachment_map_t::iterator curiter = iter++;
- LLViewerJointAttachment* attachment = curiter->second;
- for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin();
- attachment_iter != attachment->mAttachedObjects.end();
- ++attachment_iter)
- {
- LLViewerObject *attached_object = attachment_iter->get();
- if (attached_object && !attached_object->isDead() && attached_object->mDrawable.notNull())
- {
- // clear any existing "early" movements of attachment
- attached_object->mDrawable->clearState(LLDrawable::EARLY_MOVE);
- gPipeline.updateMoveNormalAsync(attached_object->mDrawable);
- attached_object->updateText();
- }
- }
- }
-
- torso_joint->setScale(torso_scale);
- chest_joint->setScale(chest_scale);
- }
-}
-
-void LLAgentCamera::updateLastCamera()
-{
- mLastCameraMode = mCameraMode;
-}
-
-void LLAgentCamera::updateFocusOffset()
-{
- validateFocusObject();
- if (mFocusObject.notNull())
- {
- LLVector3d obj_pos = gAgent.getPosGlobalFromAgent(mFocusObject->getRenderPosition());
- mFocusObjectOffset.setVec(mFocusTargetGlobal - obj_pos);
- }
-}
-
-void LLAgentCamera::validateFocusObject()
-{
- if (mFocusObject.notNull() &&
- mFocusObject->isDead())
- {
- mFocusObjectOffset.clearVec();
- clearFocusObject();
- mCameraFOVZoomFactor = 0.f;
- }
-}
-
-//-----------------------------------------------------------------------------
-// calcFocusPositionTargetGlobal()
-//-----------------------------------------------------------------------------
-LLVector3d LLAgentCamera::calcFocusPositionTargetGlobal()
-{
- if (mFocusObject.notNull() && mFocusObject->isDead())
- {
- clearFocusObject();
- }
-
- if (mCameraMode == CAMERA_MODE_FOLLOW && mFocusOnAvatar)
- {
- mFocusTargetGlobal = gAgent.getPosGlobalFromAgent(mFollowCam.getSimulatedFocus());
- return mFocusTargetGlobal;
- }
- else if (mCameraMode == CAMERA_MODE_MOUSELOOK)
- {
- LLVector3d at_axis(1.0, 0.0, 0.0);
- LLQuaternion agent_rot = gAgent.getFrameAgent().getQuaternion();
- if (isAgentAvatarValid() && gAgentAvatarp->getParent())
- {
- LLViewerObject* root_object = (LLViewerObject*)gAgentAvatarp->getRoot();
- if (!root_object->flagCameraDecoupled())
- {
- agent_rot *= ((LLViewerObject*)(gAgentAvatarp->getParent()))->getRenderRotation();
- }
- }
- at_axis = at_axis * agent_rot;
- mFocusTargetGlobal = calcCameraPositionTargetGlobal() + at_axis;
- return mFocusTargetGlobal;
- }
- else if (mCameraMode == CAMERA_MODE_CUSTOMIZE_AVATAR)
- {
- if (mFocusOnAvatar)
- {
- LLVector3 focus_target = isAgentAvatarValid()
- ? gAgentAvatarp->mHeadp->getWorldPosition()
- : gAgent.getPositionAgent();
- LLVector3d focus_target_global = gAgent.getPosGlobalFromAgent(focus_target);
- mFocusTargetGlobal = focus_target_global;
- }
- return mFocusTargetGlobal;
- }
- else if (!mFocusOnAvatar)
- {
- if (mFocusObject.notNull() && !mFocusObject->isDead() && mFocusObject->mDrawable.notNull())
- {
- LLDrawable* drawablep = mFocusObject->mDrawable;
-
- if (mTrackFocusObject &&
- drawablep &&
- drawablep->isActive())
- {
- if (!mFocusObject->isAvatar())
- {
- if (mFocusObject->isSelected())
- {
- gPipeline.updateMoveNormalAsync(drawablep);
- }
- else
- {
- if (drawablep->isState(LLDrawable::MOVE_UNDAMPED))
- {
- gPipeline.updateMoveNormalAsync(drawablep);
- }
- else
- {
- gPipeline.updateMoveDampedAsync(drawablep);
- }
- }
- }
- }
- // if not tracking object, update offset based on new object position
- else
- {
- updateFocusOffset();
- }
- LLVector3 focus_agent = mFocusObject->getRenderPosition() + mFocusObjectOffset;
- mFocusTargetGlobal.setVec(gAgent.getPosGlobalFromAgent(focus_agent));
- }
- return mFocusTargetGlobal;
- }
- else if (mSitCameraEnabled && isAgentAvatarValid() && gAgentAvatarp->isSitting() && mSitCameraReferenceObject.notNull())
- {
- // sit camera
- LLVector3 object_pos = mSitCameraReferenceObject->getRenderPosition();
- LLQuaternion object_rot = mSitCameraReferenceObject->getRenderRotation();
-
- LLVector3 target_pos = object_pos + (mSitCameraFocus * object_rot);
- return gAgent.getPosGlobalFromAgent(target_pos);
- }
- else
- {
- return gAgent.getPositionGlobal() + calcThirdPersonFocusOffset();
- }
-}
-
-LLVector3d LLAgentCamera::calcThirdPersonFocusOffset()
-{
- // ...offset from avatar
- LLVector3d focus_offset;
- LLQuaternion agent_rot = gAgent.getFrameAgent().getQuaternion();
- if (isAgentAvatarValid() && gAgentAvatarp->getParent())
- {
- agent_rot *= ((LLViewerObject*)(gAgentAvatarp->getParent()))->getRenderRotation();
- }
-
- static LLCachedControl<LLVector3d> focus_offset_initial(gSavedSettings, "FocusOffsetRearView", LLVector3d());
- return focus_offset_initial * agent_rot;
-}
-
-void LLAgentCamera::setupSitCamera()
-{
- // agent frame entering this function is in world coordinates
- if (isAgentAvatarValid() && gAgentAvatarp->getParent())
- {
- LLQuaternion parent_rot = ((LLViewerObject*)gAgentAvatarp->getParent())->getRenderRotation();
- // slam agent coordinate frame to proper parent local version
- LLVector3 at_axis = gAgent.getFrameAgent().getAtAxis();
- at_axis.mV[VZ] = 0.f;
- at_axis.normalize();
- gAgent.resetAxes(at_axis * ~parent_rot);
- }
-}
-
-//-----------------------------------------------------------------------------
-// getCameraPositionAgent()
-//-----------------------------------------------------------------------------
-const LLVector3 &LLAgentCamera::getCameraPositionAgent() const
-{
- return LLViewerCamera::getInstance()->getOrigin();
-}
-
-//-----------------------------------------------------------------------------
-// getCameraPositionGlobal()
-//-----------------------------------------------------------------------------
-LLVector3d LLAgentCamera::getCameraPositionGlobal() const
-{
- return gAgent.getPosGlobalFromAgent(LLViewerCamera::getInstance()->getOrigin());
-}
-
-//-----------------------------------------------------------------------------
-// calcCameraFOVZoomFactor()
-//-----------------------------------------------------------------------------
-F32 LLAgentCamera::calcCameraFOVZoomFactor()
-{
- LLVector3 camera_offset_dir;
- camera_offset_dir.setVec(mCameraFocusOffset);
-
- if (mCameraMode == CAMERA_MODE_MOUSELOOK)
- {
- return 0.f;
- }
- else if (mFocusObject.notNull() && !mFocusObject->isAvatar() && !mFocusOnAvatar)
- {
- // don't FOV zoom on mostly transparent objects
- F32 obj_min_dist = 0.f;
- calcCameraMinDistance(obj_min_dist);
- F32 current_distance = llmax(0.001f, camera_offset_dir.magVec());
-
- mFocusObjectDist = obj_min_dist - current_distance;
-
- F32 new_fov_zoom = llclamp(mFocusObjectDist / current_distance, 0.f, 1000.f);
- return new_fov_zoom;
- }
- else // focusing on land or avatar
- {
- // keep old field of view until user changes focus explicitly
- return mCameraFOVZoomFactor;
- //return 0.f;
- }
-}
-
-//-----------------------------------------------------------------------------
-// calcCameraPositionTargetGlobal()
-//-----------------------------------------------------------------------------
-LLVector3d LLAgentCamera::calcCameraPositionTargetGlobal(bool *hit_limit)
-{
- // Compute base camera position and look-at points.
- F32 camera_land_height;
- LLVector3d frame_center_global = !isAgentAvatarValid() ?
- gAgent.getPositionGlobal() :
- gAgent.getPosGlobalFromAgent(getAvatarRootPosition());
-
- bool isConstrained = false;
- LLVector3d head_offset;
- head_offset.setVec(mThirdPersonHeadOffset);
-
- LLVector3d camera_position_global;
-
- if (mCameraMode == CAMERA_MODE_FOLLOW && mFocusOnAvatar)
- {
- camera_position_global = gAgent.getPosGlobalFromAgent(mFollowCam.getSimulatedPosition());
- }
- else if (mCameraMode == CAMERA_MODE_MOUSELOOK)
- {
- if (!isAgentAvatarValid() || gAgentAvatarp->mDrawable.isNull())
- {
- LL_WARNS() << "Null avatar drawable!" << LL_ENDL;
- return LLVector3d::zero;
- }
-
- head_offset.clearVec();
- F32 fixup;
- if (gAgentAvatarp->hasPelvisFixup(fixup) && !gAgentAvatarp->isSitting())
- {
- head_offset[VZ] -= fixup;
- }
- if (gAgentAvatarp->isSitting())
- {
- head_offset.mdV[VZ] += 0.1;
- }
-
- if (gAgentAvatarp->isSitting() && gAgentAvatarp->getParent())
- {
- gAgentAvatarp->updateHeadOffset();
- head_offset.mdV[VX] += gAgentAvatarp->mHeadOffset.mV[VX];
- head_offset.mdV[VY] += gAgentAvatarp->mHeadOffset.mV[VY];
- head_offset.mdV[VZ] += gAgentAvatarp->mHeadOffset.mV[VZ];
- const LLMatrix4& mat = ((LLViewerObject*) gAgentAvatarp->getParent())->getRenderMatrix();
- camera_position_global = gAgent.getPosGlobalFromAgent
- ((gAgentAvatarp->getPosition()+
- LLVector3(head_offset)*gAgentAvatarp->getRotation()) * mat);
- }
- else
- {
- head_offset.mdV[VZ] += gAgentAvatarp->mHeadOffset.mV[VZ];
- camera_position_global = gAgent.getPosGlobalFromAgent(gAgentAvatarp->getRenderPosition());//frame_center_global;
- head_offset = head_offset * gAgentAvatarp->getRenderRotation();
- camera_position_global = camera_position_global + head_offset;
- }
- }
- else if (mCameraMode == CAMERA_MODE_THIRD_PERSON && mFocusOnAvatar)
- {
- LLVector3 local_camera_offset;
- F32 camera_distance = 0.f;
-
- if (mSitCameraEnabled
- && isAgentAvatarValid()
- && gAgentAvatarp->isSitting()
- && mSitCameraReferenceObject.notNull())
- {
- // sit camera
- LLVector3 object_pos = mSitCameraReferenceObject->getRenderPosition();
- LLQuaternion object_rot = mSitCameraReferenceObject->getRenderRotation();
-
- LLVector3 target_pos = object_pos + (mSitCameraPos * object_rot);
-
- camera_position_global = gAgent.getPosGlobalFromAgent(target_pos);
- }
- else
- {
- static LLCachedControl<F32> camera_offset_scale(gSavedSettings, "CameraOffsetScale");
- local_camera_offset = mCameraZoomFraction * getCameraOffsetInitial() * camera_offset_scale;
-
- // are we sitting down?
- if (isAgentAvatarValid() && gAgentAvatarp->getParent())
- {
- LLQuaternion parent_rot = ((LLViewerObject*)gAgentAvatarp->getParent())->getRenderRotation();
- // slam agent coordinate frame to proper parent local version
- LLVector3 at_axis = gAgent.getFrameAgent().getAtAxis() * parent_rot;
- at_axis.mV[VZ] = 0.f;
- at_axis.normalize();
- gAgent.resetAxes(at_axis * ~parent_rot);
-
- local_camera_offset = local_camera_offset * gAgent.getFrameAgent().getQuaternion() * parent_rot;
- }
- else
- {
- local_camera_offset = gAgent.getFrameAgent().rotateToAbsolute( local_camera_offset );
- }
-
- if (!isDisableCameraConstraints() && !mCameraCollidePlane.isExactlyZero() &&
- (!isAgentAvatarValid() || !gAgentAvatarp->isSitting()))
- {
- LLVector3 plane_normal;
- plane_normal.setVec(mCameraCollidePlane.mV);
-
- F32 offset_dot_norm = local_camera_offset * plane_normal;
- if (llabs(offset_dot_norm) < 0.001f)
- {
- offset_dot_norm = 0.001f;
- }
-
- camera_distance = local_camera_offset.normalize();
-
- F32 pos_dot_norm = gAgent.getPosAgentFromGlobal(frame_center_global + head_offset) * plane_normal;
-
- // if agent is outside the colliding half-plane
- if (pos_dot_norm > mCameraCollidePlane.mV[VW])
- {
- // check to see if camera is on the opposite side (inside) the half-plane
- if (offset_dot_norm + pos_dot_norm < mCameraCollidePlane.mV[VW])
- {
- // diminish offset by factor to push it back outside the half-plane
- camera_distance *= (pos_dot_norm - mCameraCollidePlane.mV[VW] - CAMERA_COLLIDE_EPSILON) / -offset_dot_norm;
- }
- }
- else
- {
- if (offset_dot_norm + pos_dot_norm > mCameraCollidePlane.mV[VW])
- {
- camera_distance *= (mCameraCollidePlane.mV[VW] - pos_dot_norm - CAMERA_COLLIDE_EPSILON) / offset_dot_norm;
- }
- }
- }
- else
- {
- camera_distance = local_camera_offset.normalize();
- }
-
- mTargetCameraDistance = llmax(camera_distance, MIN_CAMERA_DISTANCE);
-
- if (mTargetCameraDistance != mCurrentCameraDistance)
- {
- F32 camera_lerp_amt = LLSmoothInterpolation::getInterpolant(CAMERA_ZOOM_HALF_LIFE);
-
- mCurrentCameraDistance = lerp(mCurrentCameraDistance, mTargetCameraDistance, camera_lerp_amt);
- }
-
- // Make the camera distance current
- local_camera_offset *= mCurrentCameraDistance;
-
- // set the global camera position
- LLVector3d camera_offset;
-
- camera_offset.setVec( local_camera_offset );
- camera_position_global = frame_center_global + head_offset + camera_offset;
-
- if (isAgentAvatarValid())
- {
- LLVector3d camera_lag_d;
- F32 lag_interp = LLSmoothInterpolation::getInterpolant(CAMERA_LAG_HALF_LIFE);
- LLVector3 target_lag;
- LLVector3 vel = gAgent.getVelocity();
-
- // lag by appropriate amount for flying
- F32 time_in_air = gAgentAvatarp->mTimeInAir.getElapsedTimeF32();
- if(!mCameraAnimating && gAgentAvatarp->mInAir && time_in_air > GROUND_TO_AIR_CAMERA_TRANSITION_START_TIME)
- {
- LLVector3 frame_at_axis = gAgent.getFrameAgent().getAtAxis();
- frame_at_axis -= projected_vec(frame_at_axis, gAgent.getReferenceUpVector());
- frame_at_axis.normalize();
-
- //transition smoothly in air mode, to avoid camera pop
- F32 u = (time_in_air - GROUND_TO_AIR_CAMERA_TRANSITION_START_TIME) / GROUND_TO_AIR_CAMERA_TRANSITION_TIME;
- u = llclamp(u, 0.f, 1.f);
-
- lag_interp *= u;
-
- if (gViewerWindow->getLeftMouseDown() && gViewerWindow->getLastPick().mObjectID == gAgentAvatarp->getID())
- {
- // disable camera lag when using mouse-directed steering
- target_lag.clearVec();
- }
- else
- {
- LLCachedControl<F32> dynamic_camera_strength(gSavedSettings, "DynamicCameraStrength");
- target_lag = vel * dynamic_camera_strength / 30.f;
- }
-
- mCameraLag = lerp(mCameraLag, target_lag, lag_interp);
-
- F32 lag_dist = mCameraLag.magVec();
- if (lag_dist > MAX_CAMERA_LAG)
- {
- mCameraLag = mCameraLag * MAX_CAMERA_LAG / lag_dist;
- }
-
- // clamp camera lag so that avatar is always in front
- F32 dot = (mCameraLag - (frame_at_axis * (MIN_CAMERA_LAG * u))) * frame_at_axis;
- if (dot < -(MIN_CAMERA_LAG * u))
- {
- mCameraLag -= (dot + (MIN_CAMERA_LAG * u)) * frame_at_axis;
- }
- }
- else
- {
- mCameraLag = lerp(mCameraLag, LLVector3::zero, LLSmoothInterpolation::getInterpolant(0.15f));
- }
-
- camera_lag_d.setVec(mCameraLag);
- camera_position_global = camera_position_global - camera_lag_d;
- }
- }
- }
- else
- {
- LLVector3d focusPosGlobal = calcFocusPositionTargetGlobal();
- // camera gets pushed out later wrt mCameraFOVZoomFactor...this is "raw" value
- camera_position_global = focusPosGlobal + mCameraFocusOffset;
- }
-
- if (!isDisableCameraConstraints() && !gAgent.isGodlike())
- {
- LLViewerRegion* regionp = LLWorld::getInstance()->getRegionFromPosGlobal(camera_position_global);
- bool constrain = true;
- if(regionp && regionp->canManageEstate())
- {
- constrain = false;
- }
- if(constrain)
- {
- F32 max_dist = (CAMERA_MODE_CUSTOMIZE_AVATAR == mCameraMode) ? APPEARANCE_MAX_ZOOM : mDrawDistance;
-
- LLVector3d camera_offset = camera_position_global - gAgent.getPositionGlobal();
- F32 camera_distance = (F32)camera_offset.magVec();
-
- if(camera_distance > max_dist)
- {
- camera_position_global = gAgent.getPositionGlobal() + (max_dist/camera_distance)*camera_offset;
- isConstrained = true;
- }
- }
-
-// JC - Could constrain camera based on parcel stuff here.
-// LLViewerRegion *regionp = LLWorld::getInstance()->getRegionFromPosGlobal(camera_position_global);
-//
-// if (regionp && !regionp->mParcelOverlay->isBuildCameraAllowed(regionp->getPosRegionFromGlobal(camera_position_global)))
-// {
-// camera_position_global = last_position_global;
-//
-// isConstrained = true;
-// }
- }
-
- // Don't let camera go underground
- F32 camera_min_off_ground = getCameraMinOffGround();
- camera_land_height = LLWorld::getInstance()->resolveLandHeightGlobal(camera_position_global);
- F32 minZ = llmax(F_ALMOST_ZERO, camera_land_height + camera_min_off_ground);
- if (camera_position_global.mdV[VZ] < minZ)
- {
- camera_position_global.mdV[VZ] = minZ;
- isConstrained = true;
- }
-
- if (hit_limit)
- {
- *hit_limit = isConstrained;
- }
-
- return camera_position_global;
-}
-
-
-LLVector3 LLAgentCamera::getCurrentCameraOffset()
-{
- return (LLViewerCamera::getInstance()->getOrigin() - getAvatarRootPosition() - mThirdPersonHeadOffset) * ~getCurrentAvatarRotation();
-}
-
-LLVector3d LLAgentCamera::getCurrentFocusOffset()
-{
- return (mFocusTargetGlobal - gAgent.getPositionGlobal()) * ~getCurrentAvatarRotation();
-}
-
-LLQuaternion LLAgentCamera::getCurrentAvatarRotation()
-{
- LLViewerObject* sit_object = (LLViewerObject*)gAgentAvatarp->getParent();
-
- LLQuaternion av_rot = gAgent.getFrameAgent().getQuaternion();
- LLQuaternion obj_rot = sit_object ? sit_object->getRenderRotation() : LLQuaternion::DEFAULT;
- return av_rot * obj_rot;
-}
-
-bool LLAgentCamera::isJoystickCameraUsed()
-{
- return ((mOrbitAroundRadians != 0) || (mOrbitOverAngle != 0) || !mPanFocusDiff.isNull());
-}
-
-LLVector3 LLAgentCamera::getCameraOffsetInitial()
-{
- // getCameraOffsetInitial and getFocusOffsetInitial can be called on update from idle before init()
- static LLCachedControl<LLVector3> camera_offset_initial (gSavedSettings, "CameraOffsetRearView", LLVector3());
- return camera_offset_initial;
-}
-
-LLVector3d LLAgentCamera::getFocusOffsetInitial()
-{
- static LLCachedControl<LLVector3d> focus_offset_initial(gSavedSettings, "FocusOffsetRearView", LLVector3d());
- return focus_offset_initial;
-}
-
-F32 LLAgentCamera::getCameraMaxZoomDistance()
-{
- // SL-14706 / SL-14885 TPV have relaxed camera constraints allowing you to mousewheeel zoom WAY out.
- static LLCachedControl<bool> s_disable_camera_constraints(gSavedSettings, "DisableCameraConstraints", false);
- if (s_disable_camera_constraints)
- {
- return (F32)INT_MAX;
- }
-
- // Ignore "DisableCameraConstraints", we don't want to be out of draw range when we focus onto objects or avatars
- return llmin(MAX_CAMERA_DISTANCE_FROM_OBJECT,
- mDrawDistance - 1, // convenience, don't hit draw limit when focusing on something
- LLWorld::getInstance()->getRegionWidthInMeters() - CAMERA_FUDGE_FROM_OBJECT);
-}
-
-LLVector3 LLAgentCamera::getAvatarRootPosition()
-{
- static LLCachedControl<bool> use_hover_height(gSavedSettings, "HoverHeightAffectsCamera");
- return use_hover_height ? gAgentAvatarp->mRoot->getWorldPosition() : gAgentAvatarp->mRoot->getWorldPosition() - gAgentAvatarp->getHoverOffset();
-
-}
-//-----------------------------------------------------------------------------
-// handleScrollWheel()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::handleScrollWheel(S32 clicks)
-{
- if (mCameraMode == CAMERA_MODE_FOLLOW && getFocusOnAvatar())
- {
- if (!mFollowCam.getPositionLocked()) // not if the followCam position is locked in place
- {
- mFollowCam.zoom(clicks);
- if (mFollowCam.isZoomedToMinimumDistance())
- {
- changeCameraToMouselook(false);
- }
- }
- }
- else
- {
- LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection();
- const F32 ROOT_ROOT_TWO = sqrt(F_SQRT2);
-
- // Block if camera is animating
- if (mCameraAnimating)
- {
- return;
- }
-
- if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD)
- {
- F32 zoom_factor = (F32)pow(0.8, -clicks);
- cameraZoomIn(zoom_factor);
- }
- else if (mFocusOnAvatar && (mCameraMode == CAMERA_MODE_THIRD_PERSON))
- {
- F32 camera_offset_initial_mag = getCameraOffsetInitial().magVec();
-
- F32 current_zoom_fraction = mTargetCameraDistance / (camera_offset_initial_mag * gSavedSettings.getF32("CameraOffsetScale"));
- current_zoom_fraction *= 1.f - pow(ROOT_ROOT_TWO, clicks);
-
- cameraOrbitIn(current_zoom_fraction * camera_offset_initial_mag * gSavedSettings.getF32("CameraOffsetScale"));
- }
- else
- {
- F32 current_zoom_fraction = (F32)mCameraFocusOffsetTarget.magVec();
- cameraOrbitIn(current_zoom_fraction * (1.f - pow(ROOT_ROOT_TWO, clicks)));
- }
- }
-}
-
-
-//-----------------------------------------------------------------------------
-// getCameraMinOffGround()
-//-----------------------------------------------------------------------------
-F32 LLAgentCamera::getCameraMinOffGround()
-{
- if (mCameraMode == CAMERA_MODE_MOUSELOOK)
- {
- return 0.f;
- }
-
- if (isDisableCameraConstraints())
- {
- return -1000.f;
- }
-
- return 0.5f;
-}
-
-
-//-----------------------------------------------------------------------------
-// resetCamera()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::resetCamera()
-{
- // Remove any pitch from the avatar
- LLVector3 at = gAgent.getFrameAgent().getAtAxis();
- at.mV[VZ] = 0.f;
- at.normalize();
- gAgent.resetAxes(at);
- // have to explicitly clear field of view zoom now
- mCameraFOVZoomFactor = 0.f;
-
- updateCamera();
-}
-
-//-----------------------------------------------------------------------------
-// changeCameraToMouselook()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::changeCameraToMouselook(bool animate)
-{
- if (!gSavedSettings.getBOOL("EnableMouselook")
- || LLViewerJoystick::getInstance()->getOverrideCamera())
- {
- return;
- }
-
- // visibility changes at end of animation
- gViewerWindow->getWindow()->resetBusyCount();
-
- // Menus should not remain open on switching to mouselook...
- LLMenuGL::sMenuContainer->hideMenus();
- LLUI::getInstance()->clearPopups();
-
- // unpause avatar animation
- gAgent.unpauseAnimation();
-
- LLToolMgr::getInstance()->setCurrentToolset(gMouselookToolset);
-
- if (isAgentAvatarValid())
- {
- gAgentAvatarp->stopMotion(ANIM_AGENT_BODY_NOISE);
- gAgentAvatarp->stopMotion(ANIM_AGENT_BREATHE_ROT);
- }
-
- //gViewerWindow->stopGrab();
- LLSelectMgr::getInstance()->deselectAll();
- gViewerWindow->hideCursor();
- gViewerWindow->moveCursorToCenter();
-
- if (mCameraMode != CAMERA_MODE_MOUSELOOK)
- {
- gFocusMgr.setKeyboardFocus(NULL);
-
- updateLastCamera();
- mCameraMode = CAMERA_MODE_MOUSELOOK;
- const U32 old_flags = gAgent.getControlFlags();
- gAgent.setControlFlags(AGENT_CONTROL_MOUSELOOK);
- if (old_flags != gAgent.getControlFlags())
- {
- gAgent.setFlagsDirty();
- }
-
- if (animate)
- {
- startCameraAnimation();
- }
- else
- {
- mCameraAnimating = false;
- gAgent.endAnimationUpdateUI();
- }
- }
-}
-
-
-//-----------------------------------------------------------------------------
-// changeCameraToDefault()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::changeCameraToDefault()
-{
- if (LLViewerJoystick::getInstance()->getOverrideCamera())
- {
- return;
- }
-
- if (LLFollowCamMgr::getInstance()->getActiveFollowCamParams())
- {
- changeCameraToFollow();
- }
- else
- {
- changeCameraToThirdPerson();
- }
- if (gSavedSettings.getBOOL("HideUIControls"))
- {
- gViewerWindow->setUIVisibility(false);
- LLPanelStandStopFlying::getInstance()->setVisible(false);
- }
-}
-
-
-//-----------------------------------------------------------------------------
-// changeCameraToFollow()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::changeCameraToFollow(bool animate)
-{
- if (LLViewerJoystick::getInstance()->getOverrideCamera())
- {
- return;
- }
-
- if(mCameraMode != CAMERA_MODE_FOLLOW)
- {
- if (mCameraMode == CAMERA_MODE_MOUSELOOK)
- {
- animate = false;
- }
- startCameraAnimation();
-
- updateLastCamera();
- mCameraMode = CAMERA_MODE_FOLLOW;
-
- // bang-in the current focus, position, and up vector of the follow cam
- mFollowCam.reset(mCameraPositionAgent, LLViewerCamera::getInstance()->getPointOfInterest(), LLVector3::z_axis);
-
- if (gBasicToolset)
- {
- LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset);
- }
-
- if (isAgentAvatarValid())
- {
- // SL-315
- gAgentAvatarp->mPelvisp->setPosition(LLVector3::zero);
- gAgentAvatarp->startMotion( ANIM_AGENT_BODY_NOISE );
- gAgentAvatarp->startMotion( ANIM_AGENT_BREATHE_ROT );
- }
-
- // unpause avatar animation
- gAgent.unpauseAnimation();
-
- gAgent.clearControlFlags(AGENT_CONTROL_MOUSELOOK);
-
- if (animate)
- {
- startCameraAnimation();
- }
- else
- {
- mCameraAnimating = false;
- gAgent.endAnimationUpdateUI();
- }
- }
-}
-
-//-----------------------------------------------------------------------------
-// changeCameraToThirdPerson()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::changeCameraToThirdPerson(bool animate)
-{
- if (LLViewerJoystick::getInstance()->getOverrideCamera())
- {
- return;
- }
-
- gViewerWindow->getWindow()->resetBusyCount();
-
- mCameraZoomFraction = INITIAL_ZOOM_FRACTION;
-
- if (isAgentAvatarValid())
- {
- if (!gAgentAvatarp->isSitting())
- {
- // SL-315
- gAgentAvatarp->mPelvisp->setPosition(LLVector3::zero);
- }
- gAgentAvatarp->startMotion(ANIM_AGENT_BODY_NOISE);
- gAgentAvatarp->startMotion(ANIM_AGENT_BREATHE_ROT);
- }
-
- LLVector3 at_axis;
-
- // unpause avatar animation
- gAgent.unpauseAnimation();
-
- if (mCameraMode != CAMERA_MODE_THIRD_PERSON)
- {
- if (gBasicToolset)
- {
- LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset);
- }
-
- mCameraLag.clearVec();
- if (mCameraMode == CAMERA_MODE_MOUSELOOK)
- {
- mCurrentCameraDistance = MIN_CAMERA_DISTANCE;
- mTargetCameraDistance = MIN_CAMERA_DISTANCE;
- animate = false;
- }
- updateLastCamera();
- mCameraMode = CAMERA_MODE_THIRD_PERSON;
- gAgent.clearControlFlags(AGENT_CONTROL_MOUSELOOK);
- }
-
- // Remove any pitch from the avatar
- if (!isAgentAvatarValid() || !gAgentAvatarp->getParent())
- {
- at_axis = gAgent.getFrameAgent().getAtAxis();
- at_axis.mV[VZ] = 0.f;
- at_axis.normalize();
- gAgent.resetAxes(at_axis);
- }
-
-
- if (animate)
- {
- startCameraAnimation();
- }
- else
- {
- mCameraAnimating = false;
- gAgent.endAnimationUpdateUI();
- }
-}
-
-//-----------------------------------------------------------------------------
-// changeCameraToCustomizeAvatar()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::changeCameraToCustomizeAvatar()
-{
- if (LLViewerJoystick::getInstance()->getOverrideCamera() || !isAgentAvatarValid())
- {
- return;
- }
-
- gAgent.standUp(); // force stand up
- gViewerWindow->getWindow()->resetBusyCount();
-
- if (LLSelectMgr::getInstance()->getSelection()->isAttachment())
- {
- LLSelectMgr::getInstance()->deselectAll();
- }
-
- if (gFaceEditToolset)
- {
- LLToolMgr::getInstance()->setCurrentToolset(gFaceEditToolset);
- }
-
- startCameraAnimation();
-
- if (mCameraMode != CAMERA_MODE_CUSTOMIZE_AVATAR)
- {
- updateLastCamera();
- mCameraMode = CAMERA_MODE_CUSTOMIZE_AVATAR;
- gAgent.clearControlFlags(AGENT_CONTROL_MOUSELOOK);
-
- gFocusMgr.setKeyboardFocus( NULL );
- gFocusMgr.setMouseCapture( NULL );
- if( gMorphView )
- {
- gMorphView->setVisible( true );
- }
- // Remove any pitch or rotation from the avatar
- LLVector3 at = gAgent.getAtAxis();
- at.mV[VZ] = 0.f;
- at.normalize();
- gAgent.resetAxes(at);
-
- gAgent.sendAnimationRequest(ANIM_AGENT_CUSTOMIZE, ANIM_REQUEST_START);
- gAgent.setCustomAnim(true);
- gAgentAvatarp->startMotion(ANIM_AGENT_CUSTOMIZE);
- LLMotion* turn_motion = gAgentAvatarp->findMotion(ANIM_AGENT_CUSTOMIZE);
-
- if (turn_motion)
- {
- // delay camera animation long enough to play through turn animation
- setAnimationDuration(turn_motion->getDuration() + CUSTOMIZE_AVATAR_CAMERA_ANIM_SLOP);
- }
- }
-
- LLVector3 agent_at = gAgent.getAtAxis();
- agent_at.mV[VZ] = 0.f;
- agent_at.normalize();
-
- // default focus point for customize avatar
- LLVector3 focus_target = isAgentAvatarValid()
- ? gAgentAvatarp->mHeadp->getWorldPosition()
- : gAgent.getPositionAgent();
-
- LLVector3d camera_offset(agent_at * -1.0);
- // push camera up and out from avatar
- camera_offset.mdV[VZ] = 0.1f;
- camera_offset *= CUSTOMIZE_AVATAR_CAMERA_DEFAULT_DIST;
- LLVector3d focus_target_global = gAgent.getPosGlobalFromAgent(focus_target);
- setAnimationDuration(gSavedSettings.getF32("ZoomTime"));
- setCameraPosAndFocusGlobal(focus_target_global + camera_offset, focus_target_global, gAgent.getID());
-}
-
-
-void LLAgentCamera::switchCameraPreset(ECameraPreset preset)
-{
- //zoom is supposed to be reset for the front and group views
- mCameraZoomFraction = 1.f;
-
- //focusing on avatar in that case means following him on movements
- mFocusOnAvatar = true;
-
- mCameraPreset = preset;
-
- resetPanDiff();
- resetOrbitDiff();
-
- gSavedSettings.setU32("CameraPresetType", mCameraPreset);
-}
-
-
-//
-// Focus point management
-//
-
-void LLAgentCamera::setAnimationDuration(F32 duration)
-{
- if (mCameraAnimating)
- {
- // do not cut any existing camera animation short
- F32 animation_left = llmax(0.f, mAnimationDuration - mAnimationTimer.getElapsedTimeF32());
- mAnimationDuration = llmax(duration, animation_left);
- }
- else
- {
- mAnimationDuration = duration;
- }
-}
-
-//-----------------------------------------------------------------------------
-// startCameraAnimation()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::startCameraAnimation()
-{
- mAnimationCameraStartGlobal = getCameraPositionGlobal();
- mAnimationFocusStartGlobal = mFocusGlobal;
- setAnimationDuration(gSavedSettings.getF32("ZoomTime"));
- mAnimationTimer.reset();
- mCameraAnimating = true;
-}
-
-//-----------------------------------------------------------------------------
-// stopCameraAnimation()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::stopCameraAnimation()
-{
- mCameraAnimating = false;
-}
-
-void LLAgentCamera::clearFocusObject()
-{
- if (mFocusObject.notNull())
- {
- startCameraAnimation();
-
- setFocusObject(NULL);
- mFocusObjectOffset.clearVec();
- }
-}
-
-void LLAgentCamera::setFocusObject(LLViewerObject* object)
-{
- mFocusObject = object;
-}
-
-// Focus on a point, but try to keep camera position stable.
-//-----------------------------------------------------------------------------
-// setFocusGlobal()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::setFocusGlobal(const LLPickInfo& pick)
-{
- LLViewerObject* objectp = gObjectList.findObject(pick.mObjectID);
-
- if (objectp)
- {
- // focus on object plus designated offset
- // which may or may not be same as pick.mPosGlobal
- setFocusGlobal(objectp->getPositionGlobal() + LLVector3d(pick.mObjectOffset), pick.mObjectID);
- }
- else
- {
- // focus directly on point where user clicked
- setFocusGlobal(pick.mPosGlobal, pick.mObjectID);
- }
-}
-
-
-void LLAgentCamera::setFocusGlobal(const LLVector3d& focus, const LLUUID &object_id)
-{
- setFocusObject(gObjectList.findObject(object_id));
- LLVector3d old_focus = mFocusTargetGlobal;
- LLViewerObject *focus_obj = mFocusObject;
-
- // if focus has changed
- if (old_focus != focus)
- {
- if (focus.isExactlyZero())
- {
- if (isAgentAvatarValid())
- {
- mFocusTargetGlobal = gAgent.getPosGlobalFromAgent(gAgentAvatarp->mHeadp->getWorldPosition());
- }
- else
- {
- mFocusTargetGlobal = gAgent.getPositionGlobal();
- }
- mCameraFocusOffsetTarget = getCameraPositionGlobal() - mFocusTargetGlobal;
- mCameraFocusOffset = mCameraFocusOffsetTarget;
- setLookAt(LOOKAT_TARGET_CLEAR);
- }
- else
- {
- mFocusTargetGlobal = focus;
- if (!focus_obj)
- {
- mCameraFOVZoomFactor = 0.f;
- }
-
- mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(mCameraVirtualPositionAgent) - mFocusTargetGlobal;
-
- startCameraAnimation();
-
- if (focus_obj)
- {
- if (focus_obj->isAvatar())
- {
- setLookAt(LOOKAT_TARGET_FOCUS, focus_obj);
- }
- else
- {
- setLookAt(LOOKAT_TARGET_FOCUS, focus_obj, (gAgent.getPosAgentFromGlobal(focus) - focus_obj->getRenderPosition()) * ~focus_obj->getRenderRotation());
- }
- }
- else
- {
- setLookAt(LOOKAT_TARGET_FOCUS, NULL, gAgent.getPosAgentFromGlobal(mFocusTargetGlobal));
- }
- }
- }
- else // focus == mFocusTargetGlobal
- {
- if (focus.isExactlyZero())
- {
- if (isAgentAvatarValid())
- {
- mFocusTargetGlobal = gAgent.getPosGlobalFromAgent(gAgentAvatarp->mHeadp->getWorldPosition());
- }
- else
- {
- mFocusTargetGlobal = gAgent.getPositionGlobal();
- }
- }
- mCameraFocusOffsetTarget = (getCameraPositionGlobal() - mFocusTargetGlobal) / (1.f + mCameraFOVZoomFactor);;
- mCameraFocusOffset = mCameraFocusOffsetTarget;
- }
-
- if (mFocusObject.notNull())
- {
- // for attachments, make offset relative to avatar, not the attachment
- if (mFocusObject->isAttachment())
- {
- while (mFocusObject.notNull() && !mFocusObject->isAvatar())
- {
- mFocusObject = (LLViewerObject*) mFocusObject->getParent();
- }
- setFocusObject((LLViewerObject*)mFocusObject);
- }
- updateFocusOffset();
- }
-}
-
-// Used for avatar customization
-//-----------------------------------------------------------------------------
-// setCameraPosAndFocusGlobal()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::setCameraPosAndFocusGlobal(const LLVector3d& camera_pos, const LLVector3d& focus, const LLUUID &object_id)
-{
- LLVector3d old_focus = mFocusTargetGlobal.isExactlyZero() ? focus : mFocusTargetGlobal;
-
- F64 focus_delta_squared = (old_focus - focus).magVecSquared();
- const F64 ANIM_EPSILON_SQUARED = 0.0001;
- if (focus_delta_squared > ANIM_EPSILON_SQUARED)
- {
- startCameraAnimation();
- }
-
- //LLViewerCamera::getInstance()->setOrigin( gAgent.getPosAgentFromGlobal( camera_pos ) );
- setFocusObject(gObjectList.findObject(object_id));
- mFocusTargetGlobal = focus;
- mCameraFocusOffsetTarget = camera_pos - focus;
- mCameraFocusOffset = mCameraFocusOffsetTarget;
-
- if (mFocusObject)
- {
- if (mFocusObject->isAvatar())
- {
- setLookAt(LOOKAT_TARGET_FOCUS, mFocusObject);
- }
- else
- {
- setLookAt(LOOKAT_TARGET_FOCUS, mFocusObject, (gAgent.getPosAgentFromGlobal(focus) - mFocusObject->getRenderPosition()) * ~mFocusObject->getRenderRotation());
- }
- }
- else
- {
- setLookAt(LOOKAT_TARGET_FOCUS, NULL, gAgent.getPosAgentFromGlobal(mFocusTargetGlobal));
- }
-
- if (mCameraAnimating)
- {
- const F64 ANIM_METERS_PER_SECOND = 10.0;
- const F64 MIN_ANIM_SECONDS = 0.5;
- const F64 MAX_ANIM_SECONDS = 10.0;
- F64 anim_duration = llmax( MIN_ANIM_SECONDS, sqrt(focus_delta_squared) / ANIM_METERS_PER_SECOND );
- anim_duration = llmin( anim_duration, MAX_ANIM_SECONDS );
- setAnimationDuration( (F32)anim_duration );
- }
-
- updateFocusOffset();
-}
-
-//-----------------------------------------------------------------------------
-// setSitCamera()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::setSitCamera(const LLUUID &object_id, const LLVector3 &camera_pos, const LLVector3 &camera_focus)
-{
- bool camera_enabled = !object_id.isNull();
-
- if (camera_enabled)
- {
- LLViewerObject *reference_object = gObjectList.findObject(object_id);
- if (reference_object)
- {
- //convert to root object relative?
- mSitCameraPos = camera_pos;
- mSitCameraFocus = camera_focus;
- mSitCameraReferenceObject = reference_object;
- mSitCameraEnabled = true;
- }
- }
- else
- {
- mSitCameraPos.clearVec();
- mSitCameraFocus.clearVec();
- mSitCameraReferenceObject = NULL;
- mSitCameraEnabled = false;
- }
-}
-
-//-----------------------------------------------------------------------------
-// setFocusOnAvatar()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::setFocusOnAvatar(bool focus_on_avatar, bool animate, bool reset_axes)
-{
- if (focus_on_avatar != mFocusOnAvatar)
- {
- if (animate)
- {
- startCameraAnimation();
- }
- else
- {
- stopCameraAnimation();
- }
- }
-
- //RN: when focused on the avatar, we're not "looking" at it
- // looking implies intent while focusing on avatar means
- // you're just walking around with a camera on you...eesh.
- if (!mFocusOnAvatar && focus_on_avatar && reset_axes)
- {
- setFocusGlobal(LLVector3d::zero);
- mCameraFOVZoomFactor = 0.f;
- if (mCameraMode == CAMERA_MODE_THIRD_PERSON)
- {
- LLVector3 at_axis;
- if (!isAgentAvatarValid() || !gAgentAvatarp->getParent())
- {
- // In case of front view rotate agent to look into direction opposite to camera
- // In case of rear view rotate agent into diraction same as camera, e t c
- LLVector3 vect = getCameraOffsetInitial();
- F32 rotxy = F32(atan2(vect.mV[VY], vect.mV[VX]));
-
- LLCoordFrame frameCamera = *((LLCoordFrame*)LLViewerCamera::getInstance());
- // front view angle rotxy is zero, rear view rotxy angle is 180, compensate
- frameCamera.yaw((180 * DEG_TO_RAD) - rotxy);
- at_axis = frameCamera.getAtAxis();
- at_axis.mV[VZ] = 0.f;
- at_axis.normalize();
- gAgent.resetAxes(at_axis);
- gAgent.yaw(0);
- }
- }
- }
- // unlocking camera from avatar
- else if (mFocusOnAvatar && !focus_on_avatar)
- {
- // keep camera focus point consistent, even though it is now unlocked
- setFocusGlobal(gAgent.getPositionGlobal() + calcThirdPersonFocusOffset(), gAgent.getID());
- mAllowChangeToFollow = false;
- }
-
- mFocusOnAvatar = focus_on_avatar;
-}
-
-
-bool LLAgentCamera::setLookAt(ELookAtType target_type, LLViewerObject *object, LLVector3 position)
-{
- if(object && object->isAttachment())
- {
- LLViewerObject* parent = object;
- while(parent)
- {
- if (parent == gAgentAvatarp)
- {
- // looking at an attachment on ourselves, which we don't want to do
- object = gAgentAvatarp;
- position.clearVec();
- }
- parent = (LLViewerObject*)parent->getParent();
- }
- }
- if(!mLookAt || mLookAt->isDead())
- {
- mLookAt = (LLHUDEffectLookAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_LOOKAT);
- mLookAt->setSourceObject(gAgentAvatarp);
- }
-
- return mLookAt->setLookAt(target_type, object, position);
-}
-
-//-----------------------------------------------------------------------------
-// lookAtLastChat()
-//-----------------------------------------------------------------------------
-void LLAgentCamera::lookAtLastChat()
-{
- // Block if camera is animating or not in normal third person camera mode
- if (mCameraAnimating || !cameraThirdPerson())
- {
- return;
- }
-
- LLViewerObject *chatter = gObjectList.findObject(gAgent.getLastChatter());
- if (!chatter)
- {
- return;
- }
-
- LLVector3 delta_pos;
- if (chatter->isAvatar())
- {
- LLVOAvatar *chatter_av = (LLVOAvatar*)chatter;
- if (isAgentAvatarValid() && chatter_av->mHeadp)
- {
- delta_pos = chatter_av->mHeadp->getWorldPosition() - gAgentAvatarp->mHeadp->getWorldPosition();
- }
- else
- {
- delta_pos = chatter->getPositionAgent() - gAgent.getPositionAgent();
- }
- delta_pos.normalize();
-
- gAgent.setControlFlags(AGENT_CONTROL_STOP);
-
- changeCameraToThirdPerson();
-
- LLVector3 new_camera_pos = gAgentAvatarp->mHeadp->getWorldPosition();
- LLVector3 left = delta_pos % LLVector3::z_axis;
- left.normalize();
- LLVector3 up = left % delta_pos;
- up.normalize();
- new_camera_pos -= delta_pos * 0.4f;
- new_camera_pos += left * 0.3f;
- new_camera_pos += up * 0.2f;
-
- setFocusOnAvatar(false, false);
-
- if (chatter_av->mHeadp)
- {
- setFocusGlobal(gAgent.getPosGlobalFromAgent(chatter_av->mHeadp->getWorldPosition()), gAgent.getLastChatter());
- mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(new_camera_pos) - gAgent.getPosGlobalFromAgent(chatter_av->mHeadp->getWorldPosition());
- }
- else
- {
- setFocusGlobal(chatter->getPositionGlobal(), gAgent.getLastChatter());
- mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(new_camera_pos) - chatter->getPositionGlobal();
- }
- }
- else
- {
- delta_pos = chatter->getRenderPosition() - gAgent.getPositionAgent();
- delta_pos.normalize();
-
- gAgent.setControlFlags(AGENT_CONTROL_STOP);
-
- changeCameraToThirdPerson();
-
- LLVector3 new_camera_pos = gAgentAvatarp->mHeadp->getWorldPosition();
- LLVector3 left = delta_pos % LLVector3::z_axis;
- left.normalize();
- LLVector3 up = left % delta_pos;
- up.normalize();
- new_camera_pos -= delta_pos * 0.4f;
- new_camera_pos += left * 0.3f;
- new_camera_pos += up * 0.2f;
-
- setFocusOnAvatar(false, false);
-
- setFocusGlobal(chatter->getPositionGlobal(), gAgent.getLastChatter());
- mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(new_camera_pos) - chatter->getPositionGlobal();
- }
-}
-
-bool LLAgentCamera::isfollowCamLocked()
-{
- return mFollowCam.getPositionLocked();
-}
-
-bool LLAgentCamera::setPointAt(EPointAtType target_type, LLViewerObject *object, LLVector3 position)
-{
- // disallow pointing at attachments and avatars
- if (object && (object->isAttachment() || object->isAvatar()))
- {
- return false;
- }
- if (!mPointAt || mPointAt->isDead())
- {
- mPointAt = (LLHUDEffectPointAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_POINTAT);
- mPointAt->setSourceObject(gAgentAvatarp);
- }
- return mPointAt->setPointAt(target_type, object, position);
-}
-
-void LLAgentCamera::rotateToInitSitRot()
-{
- gAgent.rotate(~gAgent.getFrameAgent().getQuaternion());
- gAgent.rotate(mInitSitRot);
-}
-
-void LLAgentCamera::resetCameraZoomFraction()
-{
- mCameraZoomFraction = INITIAL_ZOOM_FRACTION;
-}
-
-ELookAtType LLAgentCamera::getLookAtType()
-{
- if (mLookAt)
- {
- return mLookAt->getLookAtType();
- }
- return LOOKAT_TARGET_NONE;
-}
-
-EPointAtType LLAgentCamera::getPointAtType()
-{
- if (mPointAt)
- {
- return mPointAt->getPointAtType();
- }
- return POINTAT_TARGET_NONE;
-}
-
-void LLAgentCamera::clearGeneralKeys()
-{
- mAtKey = 0;
- mWalkKey = 0;
- mLeftKey = 0;
- mUpKey = 0;
- mYawKey = 0.f;
- mPitchKey = 0.f;
-}
-
-void LLAgentCamera::clearOrbitKeys()
-{
- mOrbitLeftKey = 0.f;
- mOrbitRightKey = 0.f;
- mOrbitUpKey = 0.f;
- mOrbitDownKey = 0.f;
- mOrbitInKey = 0.f;
- mOrbitOutKey = 0.f;
-}
-
-void LLAgentCamera::clearPanKeys()
-{
- mPanRightKey = 0.f;
- mPanLeftKey = 0.f;
- mPanUpKey = 0.f;
- mPanDownKey = 0.f;
- mPanInKey = 0.f;
- mPanOutKey = 0.f;
-}
-
-// static
-S32 LLAgentCamera::directionToKey(S32 direction)
-{
- if (direction > 0) return 1;
- if (direction < 0) return -1;
- return 0;
-}
-
-
-// EOF
-
+/** + * @file llagentcamera.cpp + * @brief LLAgent class implementation + * + * $LicenseInfo:firstyear=2001&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#include "llviewerprecompiledheaders.h" +#include "llagentcamera.h" + +#include "pipeline.h" + +#include "llagent.h" +#include "llanimationstates.h" +#include "llfloatercamera.h" +#include "llfloaterreg.h" +#include "llhudmanager.h" +#include "lljoystickbutton.h" +#include "llmorphview.h" +#include "llmoveview.h" +#include "llselectmgr.h" +#include "llsmoothstep.h" +#include "lltoolmgr.h" +#include "llviewercamera.h" +#include "llviewercontrol.h" +#include "llviewerjoystick.h" +#include "llviewermenu.h" +#include "llviewerobjectlist.h" +#include "llviewerregion.h" +#include "llviewerwindow.h" +#include "llvoavatarself.h" +#include "llwindow.h" +#include "llworld.h" + +using namespace LLAvatarAppearanceDefines; + +extern LLMenuBarGL* gMenuBarView; + +// Mousewheel camera zoom +const F32 MIN_ZOOM_FRACTION = 0.25f; +const F32 INITIAL_ZOOM_FRACTION = 1.f; +const F32 MAX_ZOOM_FRACTION = 8.f; + +const F32 CAMERA_ZOOM_HALF_LIFE = 0.07f; // seconds +const F32 FOV_ZOOM_HALF_LIFE = 0.07f; // seconds + +const F32 CAMERA_FOCUS_HALF_LIFE = 0.f;//0.02f; +const F32 CAMERA_LAG_HALF_LIFE = 0.25f; +const F32 MIN_CAMERA_LAG = 0.5f; +const F32 MAX_CAMERA_LAG = 5.f; + +const F32 CAMERA_COLLIDE_EPSILON = 0.1f; +const F32 MIN_CAMERA_DISTANCE = 0.1f; + +const F32 AVATAR_ZOOM_MIN_X_FACTOR = 0.55f; +const F32 AVATAR_ZOOM_MIN_Y_FACTOR = 0.7f; +const F32 AVATAR_ZOOM_MIN_Z_FACTOR = 1.15f; + +const F32 MAX_CAMERA_DISTANCE_FROM_AGENT = 50.f; +const F32 MAX_CAMERA_DISTANCE_FROM_OBJECT = 496.f; +const F32 CAMERA_FUDGE_FROM_OBJECT = 16.f; + +const F32 MAX_CAMERA_SMOOTH_DISTANCE = 50.0f; + +const F32 HEAD_BUFFER_SIZE = 0.3f; + +const F32 CUSTOMIZE_AVATAR_CAMERA_ANIM_SLOP = 0.1f; + +const F32 LAND_MIN_ZOOM = 0.15f; + +const F32 AVATAR_MIN_ZOOM = 0.5f; +const F32 OBJECT_MIN_ZOOM = 0.02f; + +const F32 APPEARANCE_MIN_ZOOM = 0.39f; +const F32 APPEARANCE_MAX_ZOOM = 8.f; + +const F32 CUSTOMIZE_AVATAR_CAMERA_DEFAULT_DIST = 3.5f; + +const F32 GROUND_TO_AIR_CAMERA_TRANSITION_TIME = 0.5f; +const F32 GROUND_TO_AIR_CAMERA_TRANSITION_START_TIME = 0.5f; + +const F32 OBJECT_EXTENTS_PADDING = 0.5f; + +static bool isDisableCameraConstraints() +{ + static LLCachedControl<bool> sDisableCameraConstraints(gSavedSettings, "DisableCameraConstraints", false); + return sDisableCameraConstraints; +} + +// The agent instance. +LLAgentCamera gAgentCamera; + +//----------------------------------------------------------------------------- +// LLAgentCamera() +//----------------------------------------------------------------------------- +LLAgentCamera::LLAgentCamera() : + mInitialized(false), + + mDrawDistance( DEFAULT_FAR_PLANE ), + + mLookAt(NULL), + mPointAt(NULL), + + mHUDTargetZoom(1.f), + mHUDCurZoom(1.f), + + mForceMouselook(false), + + mCameraMode( CAMERA_MODE_THIRD_PERSON ), + mLastCameraMode( CAMERA_MODE_THIRD_PERSON ), + + mCameraPreset(CAMERA_PRESET_REAR_VIEW), + + mCameraAnimating( false ), + mAnimationCameraStartGlobal(), + mAnimationFocusStartGlobal(), + mAnimationTimer(), + mAnimationDuration(0.33f), + + mCameraFOVZoomFactor(0.f), + mCameraCurrentFOVZoomFactor(0.f), + mCameraFocusOffset(), + + mCameraCollidePlane(), + + mCurrentCameraDistance(2.f), // meters, set in init() + mTargetCameraDistance(2.f), + mCameraZoomFraction(1.f), // deprecated + mThirdPersonHeadOffset(0.f, 0.f, 1.f), + mSitCameraEnabled(false), + mCameraSmoothingLastPositionGlobal(), + mCameraSmoothingLastPositionAgent(), + mCameraSmoothingStop(false), + + mCameraUpVector(LLVector3::z_axis), // default is straight up + + mFocusOnAvatar(true), + mAllowChangeToFollow(false), + mFocusGlobal(), + mFocusTargetGlobal(), + mFocusObject(NULL), + mFocusObjectDist(0.f), + mFocusObjectOffset(), + mTrackFocusObject(true), + + mAtKey(0), // Either 1, 0, or -1... indicates that movement-key is pressed + mWalkKey(0), // like AtKey, but causes less forward thrust + mLeftKey(0), + mUpKey(0), + mYawKey(0.f), + mPitchKey(0.f), + + mOrbitLeftKey(0.f), + mOrbitRightKey(0.f), + mOrbitUpKey(0.f), + mOrbitDownKey(0.f), + mOrbitInKey(0.f), + mOrbitOutKey(0.f), + + mPanUpKey(0.f), + mPanDownKey(0.f), + mPanLeftKey(0.f), + mPanRightKey(0.f), + mPanInKey(0.f), + mPanOutKey(0.f) +{ + mFollowCam.setMaxCameraDistantFromSubject( MAX_CAMERA_DISTANCE_FROM_AGENT ); + + clearGeneralKeys(); + clearOrbitKeys(); + clearPanKeys(); + + resetPanDiff(); + resetOrbitDiff(); +} + +// Requires gSavedSettings to be initialized. +//----------------------------------------------------------------------------- +// init() +//----------------------------------------------------------------------------- +void LLAgentCamera::init() +{ + // *Note: this is where LLViewerCamera::getInstance() used to be constructed. + + mDrawDistance = gSavedSettings.getF32("RenderFarClip"); + + LLViewerCamera::getInstance()->setView(DEFAULT_FIELD_OF_VIEW); + // Leave at 0.1 meters until we have real near clip management + LLViewerCamera::getInstance()->setNear(0.1f); + LLViewerCamera::getInstance()->setFar(mDrawDistance); // if you want to change camera settings, do so in camera.h + LLViewerCamera::getInstance()->setAspect( gViewerWindow->getWorldViewAspectRatio() ); // default, overridden in LLViewerWindow::reshape + LLViewerCamera::getInstance()->setViewHeightInPixels(768); // default, overridden in LLViewerWindow::reshape + + mCameraFocusOffsetTarget = LLVector4(gSavedSettings.getVector3("CameraOffsetBuild")); + + mCameraPreset = (ECameraPreset) gSavedSettings.getU32("CameraPresetType"); + + mCameraCollidePlane.clearVec(); + mCurrentCameraDistance = getCameraOffsetInitial().magVec() * gSavedSettings.getF32("CameraOffsetScale"); + mTargetCameraDistance = mCurrentCameraDistance; + mCameraZoomFraction = 1.f; + mTrackFocusObject = gSavedSettings.getBOOL("TrackFocusObject"); + + mInitialized = true; +} + +//----------------------------------------------------------------------------- +// cleanup() +//----------------------------------------------------------------------------- +void LLAgentCamera::cleanup() +{ + setSitCamera(LLUUID::null); + + if(mLookAt) + { + mLookAt->markDead() ; + mLookAt = NULL; + } + if(mPointAt) + { + mPointAt->markDead() ; + mPointAt = NULL; + } + setFocusObject(NULL); +} + +void LLAgentCamera::setAvatarObject(LLVOAvatarSelf* avatar) +{ + if (!mLookAt) + { + mLookAt = (LLHUDEffectLookAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_LOOKAT); + } + if (!mPointAt) + { + mPointAt = (LLHUDEffectPointAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_POINTAT); + } + + if (!mLookAt.isNull()) + { + mLookAt->setSourceObject(avatar); + } + if (!mPointAt.isNull()) + { + mPointAt->setSourceObject(avatar); + } +} + +//----------------------------------------------------------------------------- +// LLAgent() +//----------------------------------------------------------------------------- +LLAgentCamera::~LLAgentCamera() +{ + cleanup(); + + // *Note: this is where LLViewerCamera::getInstance() used to be deleted. +} + +// Change camera back to third person, stop the autopilot, +// deselect stuff, etc. +//----------------------------------------------------------------------------- +// resetView() +//----------------------------------------------------------------------------- +void LLAgentCamera::resetView(bool reset_camera, bool change_camera) +{ + if (gDisconnected) + { + return; + } + + if (gAgent.getAutoPilot()) + { + gAgent.stopAutoPilot(true); + } + + LLSelectMgr::getInstance()->unhighlightAll(); + + // By popular request, keep land selection while walking around. JC + // LLViewerParcelMgr::getInstance()->deselectLand(); + + // force deselect when walking and attachment is selected + // this is so people don't wig out when their avatar moves without animating + if (LLSelectMgr::getInstance()->getSelection()->isAttachment()) + { + LLSelectMgr::getInstance()->deselectAll(); + } + + if (gMenuHolder != NULL) + { + // Hide all popup menus + gMenuHolder->hideMenus(); + } + + if (change_camera && !gSavedSettings.getBOOL("FreezeTime")) + { + changeCameraToDefault(); + + if (LLViewerJoystick::getInstance()->getOverrideCamera()) + { + handle_toggle_flycam(); + } + + // reset avatar mode from eventual residual motion + if (LLToolMgr::getInstance()->inBuildMode()) + { + LLViewerJoystick::getInstance()->moveAvatar(true); + } + + //Camera Tool is needed for Free Camera Control Mode + if (!LLFloaterCamera::inFreeCameraMode()) + { + LLFloaterReg::hideInstance("build"); + + // Switch back to basic toolset + LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset); + } + + gViewerWindow->showCursor(); + } + + + if (reset_camera && !gSavedSettings.getBOOL("FreezeTime")) + { + if (!gViewerWindow->getLeftMouseDown() && cameraThirdPerson()) + { + // leaving mouse-steer mode + LLVector3 agent_at_axis = gAgent.getAtAxis(); + agent_at_axis -= projected_vec(agent_at_axis, gAgent.getReferenceUpVector()); + agent_at_axis.normalize(); + gAgent.resetAxes(lerp(gAgent.getAtAxis(), agent_at_axis, LLSmoothInterpolation::getInterpolant(0.3f))); + } + + setFocusOnAvatar(true, ANIMATE); + + mCameraFOVZoomFactor = 0.f; + } + resetPanDiff(); + resetOrbitDiff(); + mHUDTargetZoom = 1.f; + + if (LLSelectMgr::getInstance()->mAllowSelectAvatar) + { + // resetting camera also resets position overrides in debug mode 'AllowSelectAvatar' + LLObjectSelectionHandle selected_handle = LLSelectMgr::getInstance()->getSelection(); + if (selected_handle->getObjectCount() == 1 + && selected_handle->getFirstObject() != NULL + && selected_handle->getFirstObject()->isAvatar()) + { + LLSelectMgr::getInstance()->resetObjectOverrides(selected_handle); + } + } +} + +// Allow camera to be moved somewhere other than behind avatar. +//----------------------------------------------------------------------------- +// unlockView() +//----------------------------------------------------------------------------- +void LLAgentCamera::unlockView() +{ + if (getFocusOnAvatar()) + { + if (isAgentAvatarValid()) + { + setFocusGlobal(LLVector3d::zero, gAgentAvatarp->mID); + } + setFocusOnAvatar(false, false); // no animation + } +} + +//----------------------------------------------------------------------------- +// slamLookAt() +//----------------------------------------------------------------------------- +void LLAgentCamera::slamLookAt(const LLVector3 &look_at) +{ + LLVector3 look_at_norm = look_at; + look_at_norm.mV[VZ] = 0.f; + look_at_norm.normalize(); + gAgent.resetAxes(look_at_norm); +} + +//----------------------------------------------------------------------------- +// calcFocusOffset() +//----------------------------------------------------------------------------- +LLVector3 LLAgentCamera::calcFocusOffset(LLViewerObject *object, LLVector3 original_focus_point, S32 x, S32 y) +{ + LLMatrix4 obj_matrix = object->getRenderMatrix(); + LLQuaternion obj_rot = object->getRenderRotation(); + LLVector3 obj_pos = object->getRenderPosition(); + + // if is avatar - don't do any funk heuristics to position the focal point + // see DEV-30589 + if ((object->isAvatar() && !object->isRoot()) || (object->isAnimatedObject() && object->getControlAvatar())) + { + return original_focus_point - obj_pos; + } + if (object->isAvatar()) + { + LLVOAvatar* av = object->asAvatar(); + return original_focus_point - av->getCharacterPosition(); + } + + LLQuaternion inv_obj_rot = ~obj_rot; // get inverse of rotation + LLVector3 object_extents = object->getScale(); + + // make sure they object extents are non-zero + object_extents.clamp(0.001f, F32_MAX); + + // obj_to_cam_ray is unit vector pointing from object center to camera, in the coordinate frame of the object + LLVector3 obj_to_cam_ray = obj_pos - LLViewerCamera::getInstance()->getOrigin(); + obj_to_cam_ray.rotVec(inv_obj_rot); + obj_to_cam_ray.normalize(); + + // obj_to_cam_ray_proportions are the (positive) ratios of + // the obj_to_cam_ray x,y,z components with the x,y,z object dimensions. + LLVector3 obj_to_cam_ray_proportions; + obj_to_cam_ray_proportions.mV[VX] = llabs(obj_to_cam_ray.mV[VX] / object_extents.mV[VX]); + obj_to_cam_ray_proportions.mV[VY] = llabs(obj_to_cam_ray.mV[VY] / object_extents.mV[VY]); + obj_to_cam_ray_proportions.mV[VZ] = llabs(obj_to_cam_ray.mV[VZ] / object_extents.mV[VZ]); + + // find the largest ratio stored in obj_to_cam_ray_proportions + // this corresponds to the object's local axial plane (XY, YZ, XZ) that is *most* facing the camera + LLVector3 longest_object_axis; + // is x-axis longest? + if (obj_to_cam_ray_proportions.mV[VX] > obj_to_cam_ray_proportions.mV[VY] + && obj_to_cam_ray_proportions.mV[VX] > obj_to_cam_ray_proportions.mV[VZ]) + { + // then grab it + longest_object_axis.setVec(obj_matrix.getFwdRow4()); + } + // is y-axis longest? + else if (obj_to_cam_ray_proportions.mV[VY] > obj_to_cam_ray_proportions.mV[VZ]) + { + // then grab it + longest_object_axis.setVec(obj_matrix.getLeftRow4()); + } + // otherwise, use z axis + else + { + longest_object_axis.setVec(obj_matrix.getUpRow4()); + } + + // Use this axis as the normal to project mouse click on to plane with that normal, at the object center. + // This generates a point behind the mouse cursor that is approximately in the middle of the object in + // terms of depth. + // We do this to allow the camera rotation tool to "tumble" the object by rotating the camera. + // If the focus point were the object surface under the mouse, camera rotation would introduce an undesirable + // eccentricity to the object orientation + LLVector3 focus_plane_normal(longest_object_axis); + focus_plane_normal.normalize(); + + LLVector3d focus_pt_global; + gViewerWindow->mousePointOnPlaneGlobal(focus_pt_global, x, y, gAgent.getPosGlobalFromAgent(obj_pos), focus_plane_normal); + LLVector3 focus_pt = gAgent.getPosAgentFromGlobal(focus_pt_global); + + // find vector from camera to focus point in object space + LLVector3 camera_to_focus_vec = focus_pt - LLViewerCamera::getInstance()->getOrigin(); + camera_to_focus_vec.rotVec(inv_obj_rot); + + // find vector from object origin to focus point in object coordinates + LLVector3 focus_offset_from_object_center = focus_pt - obj_pos; + // convert to object-local space + focus_offset_from_object_center.rotVec(inv_obj_rot); + + // We need to project the focus point back into the bounding box of the focused object. + // Do this by calculating the XYZ scale factors needed to get focus offset back in bounds along the camera_focus axis + LLVector3 clip_fraction; + + // for each axis... + for (U32 axis = VX; axis <= VZ; axis++) + { + //...calculate distance that focus offset sits outside of bounding box along that axis... + //NOTE: dist_out_of_bounds keeps the sign of focus_offset_from_object_center + F32 dist_out_of_bounds; + if (focus_offset_from_object_center.mV[axis] > 0.f) + { + dist_out_of_bounds = llmax(0.f, focus_offset_from_object_center.mV[axis] - (object_extents.mV[axis] * 0.5f)); + } + else + { + dist_out_of_bounds = llmin(0.f, focus_offset_from_object_center.mV[axis] + (object_extents.mV[axis] * 0.5f)); + } + + //...then calculate the scale factor needed to push camera_to_focus_vec back in bounds along current axis + if (llabs(camera_to_focus_vec.mV[axis]) < 0.0001f) + { + // don't divide by very small number + clip_fraction.mV[axis] = 0.f; + } + else + { + clip_fraction.mV[axis] = dist_out_of_bounds / camera_to_focus_vec.mV[axis]; + } + } + + LLVector3 abs_clip_fraction = clip_fraction; + abs_clip_fraction.abs(); + + // find axis of focus offset that is *most* outside the bounding box and use that to + // rescale focus offset to inside object extents + if (abs_clip_fraction.mV[VX] > abs_clip_fraction.mV[VY] + && abs_clip_fraction.mV[VX] > abs_clip_fraction.mV[VZ]) + { + focus_offset_from_object_center -= clip_fraction.mV[VX] * camera_to_focus_vec; + } + else if (abs_clip_fraction.mV[VY] > abs_clip_fraction.mV[VZ]) + { + focus_offset_from_object_center -= clip_fraction.mV[VY] * camera_to_focus_vec; + } + else + { + focus_offset_from_object_center -= clip_fraction.mV[VZ] * camera_to_focus_vec; + } + + // convert back to world space + focus_offset_from_object_center.rotVec(obj_rot); + + // now, based on distance of camera from object relative to object size + // push the focus point towards the near surface of the object when (relatively) close to the objcet + // or keep the focus point in the object middle when (relatively) far + // NOTE: leave focus point in middle of avatars, since the behavior you want when alt-zooming on avatars + // is almost always "tumble about middle" and not "spin around surface point" + { + LLVector3 obj_rel = original_focus_point - object->getRenderPosition(); + + //now that we have the object relative position, we should bias toward the center of the object + //based on the distance of the camera to the focus point vs. the distance of the camera to the focus + + F32 relDist = llabs(obj_rel * LLViewerCamera::getInstance()->getAtAxis()); + F32 viewDist = dist_vec(obj_pos + obj_rel, LLViewerCamera::getInstance()->getOrigin()); + + + LLBBox obj_bbox = object->getBoundingBoxAgent(); + F32 bias = 0.f; + + // virtual_camera_pos is the camera position we are simulating by backing the camera off + // and adjusting the FOV + LLVector3 virtual_camera_pos = gAgent.getPosAgentFromGlobal(mFocusTargetGlobal + (getCameraPositionGlobal() - mFocusTargetGlobal) / (1.f + mCameraFOVZoomFactor)); + + // if the camera is inside the object (large, hollow objects, for example) + // leave focus point all the way to destination depth, away from object center + if(!obj_bbox.containsPointAgent(virtual_camera_pos)) + { + // perform magic number biasing of focus point towards surface vs. planar center + bias = clamp_rescale(relDist/viewDist, 0.1f, 0.7f, 0.0f, 1.0f); + obj_rel = lerp(focus_offset_from_object_center, obj_rel, bias); + } + + focus_offset_from_object_center = obj_rel; + } + + return focus_offset_from_object_center; +} + +//----------------------------------------------------------------------------- +// calcCameraMinDistance() +//----------------------------------------------------------------------------- +bool LLAgentCamera::calcCameraMinDistance(F32 &obj_min_distance) +{ + bool soft_limit = false; // is the bounding box to be treated literally (volumes) or as an approximation (avatars) + + if (!mFocusObject || mFocusObject->isDead() || + mFocusObject->isMesh() || + isDisableCameraConstraints()) + { + obj_min_distance = 0.f; + return true; + } + + if (mFocusObject->mDrawable.isNull()) + { +#ifdef LL_RELEASE_FOR_DOWNLOAD + LL_WARNS() << "Focus object with no drawable!" << LL_ENDL; +#else + mFocusObject->dump(); + LL_ERRS() << "Focus object with no drawable!" << LL_ENDL; +#endif + obj_min_distance = 0.f; + return true; + } + + LLQuaternion inv_object_rot = ~mFocusObject->getRenderRotation(); + LLVector3 target_offset_origin = mFocusObjectOffset; + LLVector3 camera_offset_target(getCameraPositionAgent() - gAgent.getPosAgentFromGlobal(mFocusTargetGlobal)); + + // convert offsets into object local space + camera_offset_target.rotVec(inv_object_rot); + target_offset_origin.rotVec(inv_object_rot); + + // push around object extents based on target offset + LLVector3 object_extents = mFocusObject->getScale(); + if (mFocusObject->isAvatar()) + { + // fudge factors that lets you zoom in on avatars a bit more (which don't do FOV zoom) + object_extents.mV[VX] *= AVATAR_ZOOM_MIN_X_FACTOR; + object_extents.mV[VY] *= AVATAR_ZOOM_MIN_Y_FACTOR; + object_extents.mV[VZ] *= AVATAR_ZOOM_MIN_Z_FACTOR; + soft_limit = true; + } + LLVector3 abs_target_offset = target_offset_origin; + abs_target_offset.abs(); + + LLVector3 target_offset_dir = target_offset_origin; + + bool target_outside_object_extents = false; + + for (U32 i = VX; i <= VZ; i++) + { + if (abs_target_offset.mV[i] * 2.f > object_extents.mV[i] + OBJECT_EXTENTS_PADDING) + { + target_outside_object_extents = true; + } + if (camera_offset_target.mV[i] > 0.f) + { + object_extents.mV[i] -= target_offset_origin.mV[i] * 2.f; + } + else + { + object_extents.mV[i] += target_offset_origin.mV[i] * 2.f; + } + } + + // don't shrink the object extents so far that the object inverts + object_extents.clamp(0.001f, F32_MAX); + + // move into first octant + LLVector3 camera_offset_target_abs_norm = camera_offset_target; + camera_offset_target_abs_norm.abs(); + // make sure offset is non-zero + camera_offset_target_abs_norm.clamp(0.001f, F32_MAX); + camera_offset_target_abs_norm.normalize(); + + // find camera position relative to normalized object extents + LLVector3 camera_offset_target_scaled = camera_offset_target_abs_norm; + camera_offset_target_scaled.mV[VX] /= object_extents.mV[VX]; + camera_offset_target_scaled.mV[VY] /= object_extents.mV[VY]; + camera_offset_target_scaled.mV[VZ] /= object_extents.mV[VZ]; + + if (camera_offset_target_scaled.mV[VX] > camera_offset_target_scaled.mV[VY] && + camera_offset_target_scaled.mV[VX] > camera_offset_target_scaled.mV[VZ]) + { + if (camera_offset_target_abs_norm.mV[VX] < 0.001f) + { + obj_min_distance = object_extents.mV[VX] * 0.5f; + } + else + { + obj_min_distance = object_extents.mV[VX] * 0.5f / camera_offset_target_abs_norm.mV[VX]; + } + } + else if (camera_offset_target_scaled.mV[VY] > camera_offset_target_scaled.mV[VZ]) + { + if (camera_offset_target_abs_norm.mV[VY] < 0.001f) + { + obj_min_distance = object_extents.mV[VY] * 0.5f; + } + else + { + obj_min_distance = object_extents.mV[VY] * 0.5f / camera_offset_target_abs_norm.mV[VY]; + } + } + else + { + if (camera_offset_target_abs_norm.mV[VZ] < 0.001f) + { + obj_min_distance = object_extents.mV[VZ] * 0.5f; + } + else + { + obj_min_distance = object_extents.mV[VZ] * 0.5f / camera_offset_target_abs_norm.mV[VZ]; + } + } + + LLVector3 object_split_axis; + LLVector3 target_offset_scaled = target_offset_origin; + target_offset_scaled.abs(); + target_offset_scaled.normalize(); + target_offset_scaled.mV[VX] /= object_extents.mV[VX]; + target_offset_scaled.mV[VY] /= object_extents.mV[VY]; + target_offset_scaled.mV[VZ] /= object_extents.mV[VZ]; + + if (target_offset_scaled.mV[VX] > target_offset_scaled.mV[VY] && + target_offset_scaled.mV[VX] > target_offset_scaled.mV[VZ]) + { + object_split_axis = LLVector3::x_axis; + } + else if (target_offset_scaled.mV[VY] > target_offset_scaled.mV[VZ]) + { + object_split_axis = LLVector3::y_axis; + } + else + { + object_split_axis = LLVector3::z_axis; + } + + LLVector3 camera_offset_object(getCameraPositionAgent() - mFocusObject->getPositionAgent()); + + + F32 camera_offset_clip = camera_offset_object * object_split_axis; + F32 target_offset_clip = target_offset_dir * object_split_axis; + + // target has moved outside of object extents + // check to see if camera and target are on same side + if (target_outside_object_extents) + { + if (camera_offset_clip > 0.f && target_offset_clip > 0.f) + { + return false; + } + else if (camera_offset_clip < 0.f && target_offset_clip < 0.f) + { + return false; + } + } + + // clamp obj distance to diagonal of 10 by 10 cube + obj_min_distance = llmin(obj_min_distance, 10.f * F_SQRT3); + + obj_min_distance += LLViewerCamera::getInstance()->getNear() + (soft_limit ? 0.1f : 0.2f); + + return true; +} + +F32 LLAgentCamera::getCameraZoomFraction(bool get_third_person) +{ + // 0.f -> camera zoomed all the way out + // 1.f -> camera zoomed all the way in + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) + { + // already [0,1] + return mHUDTargetZoom; + } + + if (get_third_person || (mFocusOnAvatar && cameraThirdPerson())) + { + return clamp_rescale(mCameraZoomFraction, MIN_ZOOM_FRACTION, MAX_ZOOM_FRACTION, 1.f, 0.f); + } + + if (cameraCustomizeAvatar()) + { + F32 distance = (F32)mCameraFocusOffsetTarget.magVec(); + return clamp_rescale(distance, APPEARANCE_MIN_ZOOM, APPEARANCE_MAX_ZOOM, 1.f, 0.f ); + } + + F32 min_zoom; + F32 max_zoom = getCameraMaxZoomDistance(); + if (isDisableCameraConstraints()) + { + max_zoom = MAX_CAMERA_DISTANCE_FROM_OBJECT; + } + + F32 distance = (F32)mCameraFocusOffsetTarget.magVec(); + if (mFocusObject.notNull()) + { + if (mFocusObject->isAvatar()) + { + min_zoom = AVATAR_MIN_ZOOM; + } + else + { + min_zoom = OBJECT_MIN_ZOOM; + } + } + else + { + min_zoom = LAND_MIN_ZOOM; + } + + return clamp_rescale(distance, min_zoom, max_zoom, 1.f, 0.f); +} + +void LLAgentCamera::setCameraZoomFraction(F32 fraction) +{ + // 0.f -> camera zoomed all the way out + // 1.f -> camera zoomed all the way in + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + + if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) + { + mHUDTargetZoom = fraction; + } + else if (mFocusOnAvatar && cameraThirdPerson()) + { + mCameraZoomFraction = rescale(fraction, 0.f, 1.f, MAX_ZOOM_FRACTION, MIN_ZOOM_FRACTION); + } + else if (cameraCustomizeAvatar()) + { + LLVector3d camera_offset_dir = mCameraFocusOffsetTarget; + camera_offset_dir.normalize(); + mCameraFocusOffsetTarget = camera_offset_dir * rescale(fraction, 0.f, 1.f, APPEARANCE_MAX_ZOOM, APPEARANCE_MIN_ZOOM); + } + else + { + F32 min_zoom = LAND_MIN_ZOOM; + F32 max_zoom = getCameraMaxZoomDistance(); + if (isDisableCameraConstraints()) + { + max_zoom = MAX_CAMERA_DISTANCE_FROM_OBJECT; + } + + if (mFocusObject.notNull()) + { + if (mFocusObject.notNull()) + { + if (mFocusObject->isAvatar()) + { + min_zoom = AVATAR_MIN_ZOOM; + } + else + { + min_zoom = OBJECT_MIN_ZOOM; + } + } + } + + LLVector3d camera_offset_dir = mCameraFocusOffsetTarget; + camera_offset_dir.normalize(); + mCameraFocusOffsetTarget = camera_offset_dir * rescale(fraction, 0.f, 1.f, max_zoom, min_zoom); + } + + startCameraAnimation(); +} + +F32 LLAgentCamera::getAgentHUDTargetZoom() +{ + static LLCachedControl<F32> hud_scale_factor(gSavedSettings, "HUDScaleFactor"); + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + return (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) ? hud_scale_factor*gAgentCamera.mHUDTargetZoom : hud_scale_factor; +} + +//----------------------------------------------------------------------------- +// cameraOrbitAround() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraOrbitAround(const F32 radians) +{ + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) + { + // do nothing for hud selection + } + else if (mFocusOnAvatar && (mCameraMode == CAMERA_MODE_THIRD_PERSON || mCameraMode == CAMERA_MODE_FOLLOW)) + { + gAgent.yaw(radians); + } + else + { + mOrbitAroundRadians += radians; + mCameraFocusOffsetTarget.rotVec(radians, 0.f, 0.f, 1.f); + + cameraZoomIn(1.f); + } +} + + +//----------------------------------------------------------------------------- +// cameraOrbitOver() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraOrbitOver(const F32 angle) +{ + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) + { + // do nothing for hud selection + } + else if (mFocusOnAvatar && mCameraMode == CAMERA_MODE_THIRD_PERSON) + { + gAgent.pitch(angle); + } + else + { + LLVector3 camera_offset_unit(mCameraFocusOffsetTarget); + camera_offset_unit.normalize(); + + F32 angle_from_up = acos( camera_offset_unit * gAgent.getReferenceUpVector() ); + + LLVector3d left_axis; + left_axis.setVec(LLViewerCamera::getInstance()->getLeftAxis()); + F32 new_angle = llclamp(angle_from_up - angle, 1.f * DEG_TO_RAD, 179.f * DEG_TO_RAD); + mOrbitOverAngle += angle_from_up - new_angle; + mCameraFocusOffsetTarget.rotVec(angle_from_up - new_angle, left_axis); + + cameraZoomIn(1.f); + } +} + +void LLAgentCamera::resetCameraOrbit() +{ + LLVector3 camera_offset_unit(mCameraFocusOffsetTarget); + camera_offset_unit.normalize(); + + LLVector3d left_axis; + left_axis.setVec(LLViewerCamera::getInstance()->getLeftAxis()); + mCameraFocusOffsetTarget.rotVec(-mOrbitOverAngle, left_axis); + + mCameraFocusOffsetTarget.rotVec(-mOrbitAroundRadians, 0.f, 0.f, 1.f); + + cameraZoomIn(1.f); + resetOrbitDiff(); +} + +void LLAgentCamera::resetOrbitDiff() +{ + mOrbitAroundRadians = 0; + mOrbitOverAngle = 0; +} + +//----------------------------------------------------------------------------- +// cameraZoomIn() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraZoomIn(const F32 fraction) +{ + if (gDisconnected) + { + return; + } + + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + if (LLToolMgr::getInstance()->inBuildMode() && selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) + { + // just update hud zoom level + mHUDTargetZoom /= fraction; + return; + } + + LLVector3d camera_offset_unit(mCameraFocusOffsetTarget); + F32 current_distance = (F32)camera_offset_unit.normalize(); + F32 new_distance = current_distance * fraction; + + // Unless camera is unlocked + if (!isDisableCameraConstraints()) + { + F32 min_zoom = LAND_MIN_ZOOM; + + // Don't move through focus point + if (mFocusObject) + { + LLVector3 camera_offset_dir((F32)camera_offset_unit.mdV[VX], (F32)camera_offset_unit.mdV[VY], (F32)camera_offset_unit.mdV[VZ]); + + if (mFocusObject->isAvatar()) + { + calcCameraMinDistance(min_zoom); + } + else + { + min_zoom = OBJECT_MIN_ZOOM; + } + } + + new_distance = llmax(new_distance, min_zoom); + + F32 max_distance = getCameraMaxZoomDistance(); + max_distance = llmin(max_distance, current_distance * 4.f); //Scaled max relative to current distance. MAINT-3154 + new_distance = llmin(new_distance, max_distance); + + if (cameraCustomizeAvatar()) + { + new_distance = llclamp(new_distance, APPEARANCE_MIN_ZOOM, APPEARANCE_MAX_ZOOM); + } + } + + mCameraFocusOffsetTarget = new_distance * camera_offset_unit; +} + +//----------------------------------------------------------------------------- +// cameraOrbitIn() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraOrbitIn(const F32 meters) +{ + if (mFocusOnAvatar && mCameraMode == CAMERA_MODE_THIRD_PERSON) + { + F32 camera_offset_dist = llmax(0.001f, getCameraOffsetInitial().magVec() * gSavedSettings.getF32("CameraOffsetScale")); + + mCameraZoomFraction = (mTargetCameraDistance - meters) / camera_offset_dist; + + if (!gSavedSettings.getBOOL("FreezeTime") && mCameraZoomFraction < MIN_ZOOM_FRACTION && meters > 0.f) + { + // No need to animate, camera is already there. + changeCameraToMouselook(false); + } + + if (!isDisableCameraConstraints()) + { + mCameraZoomFraction = llclamp(mCameraZoomFraction, MIN_ZOOM_FRACTION, MAX_ZOOM_FRACTION); + } + } + else + { + LLVector3d camera_offset_unit(mCameraFocusOffsetTarget); + F32 current_distance = (F32)camera_offset_unit.normalize(); + F32 new_distance = current_distance - meters; + + // Unless camera is unlocked + if (!isDisableCameraConstraints()) + { + F32 min_zoom = LAND_MIN_ZOOM; + + // Don't move through focus point + if (mFocusObject.notNull()) + { + if (mFocusObject->isAvatar()) + { + min_zoom = AVATAR_MIN_ZOOM; + } + else + { + min_zoom = OBJECT_MIN_ZOOM; + } + } + + new_distance = llmax(new_distance, min_zoom); + + F32 max_distance = getCameraMaxZoomDistance(); + new_distance = llmin(new_distance, max_distance); + + if (CAMERA_MODE_CUSTOMIZE_AVATAR == getCameraMode()) + { + new_distance = llclamp(new_distance, APPEARANCE_MIN_ZOOM, APPEARANCE_MAX_ZOOM); + } + } + + // Compute new camera offset + mCameraFocusOffsetTarget = new_distance * camera_offset_unit; + cameraZoomIn(1.f); + } +} + +//----------------------------------------------------------------------------- +// cameraPanIn() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraPanIn(F32 meters) +{ + LLVector3d at_axis; + at_axis.setVec(LLViewerCamera::getInstance()->getAtAxis()); + + mPanFocusDiff += meters * at_axis; + + mFocusTargetGlobal += meters * at_axis; + mFocusGlobal = mFocusTargetGlobal; + // don't enforce zoom constraints as this is the only way for users to get past them easily + updateFocusOffset(); + // NOTE: panning movements expect the camera to move exactly with the focus target, not animated behind -Nyx + mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal(); +} + +//----------------------------------------------------------------------------- +// cameraPanLeft() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraPanLeft(F32 meters) +{ + LLVector3d left_axis; + left_axis.setVec(LLViewerCamera::getInstance()->getLeftAxis()); + + mPanFocusDiff += meters * left_axis; + + mFocusTargetGlobal += meters * left_axis; + mFocusGlobal = mFocusTargetGlobal; + + // disable smoothing for camera pan, which causes some residents unhappiness + mCameraSmoothingStop = true; + + cameraZoomIn(1.f); + updateFocusOffset(); + // NOTE: panning movements expect the camera to move exactly with the focus target, not animated behind - Nyx + mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal(); +} + +//----------------------------------------------------------------------------- +// cameraPanUp() +//----------------------------------------------------------------------------- +void LLAgentCamera::cameraPanUp(F32 meters) +{ + LLVector3d up_axis; + up_axis.setVec(LLViewerCamera::getInstance()->getUpAxis()); + + mPanFocusDiff += meters * up_axis; + + mFocusTargetGlobal += meters * up_axis; + mFocusGlobal = mFocusTargetGlobal; + + // disable smoothing for camera pan, which causes some residents unhappiness + mCameraSmoothingStop = true; + + cameraZoomIn(1.f); + updateFocusOffset(); + // NOTE: panning movements expect the camera to move exactly with the focus target, not animated behind -Nyx + mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal(); +} + +void LLAgentCamera::resetCameraPan() +{ + mFocusTargetGlobal -= mPanFocusDiff; + + mFocusGlobal = mFocusTargetGlobal; + mCameraSmoothingStop = true; + + cameraZoomIn(1.f); + updateFocusOffset(); + + mCameraSmoothingLastPositionGlobal = calcCameraPositionTargetGlobal(); + + resetPanDiff(); +} + +void LLAgentCamera::resetPanDiff() +{ + mPanFocusDiff.clear(); +} + +//----------------------------------------------------------------------------- +// updateLookAt() +//----------------------------------------------------------------------------- +void LLAgentCamera::updateLookAt(const S32 mouse_x, const S32 mouse_y) +{ + static LLVector3 last_at_axis; + + if (!isAgentAvatarValid()) return; + + LLQuaternion av_inv_rot = ~gAgentAvatarp->mRoot->getWorldRotation(); + LLVector3 root_at = LLVector3::x_axis * gAgentAvatarp->mRoot->getWorldRotation(); + + if (LLTrace::get_frame_recording().getLastRecording().getLastValue(*gViewerWindow->getMouseVelocityStat()) < 0.01f + && (root_at * last_at_axis > 0.95f)) + { + LLVector3 vel = gAgentAvatarp->getVelocity(); + if (vel.magVecSquared() > 4.f) + { + setLookAt(LOOKAT_TARGET_IDLE, gAgentAvatarp, vel * av_inv_rot); + } + else + { + // *FIX: rotate mframeagent by sit object's rotation? + LLQuaternion look_rotation = gAgentAvatarp->isSitting() ? gAgentAvatarp->getRenderRotation() : gAgent.getFrameAgent().getQuaternion(); // use camera's current rotation + LLVector3 look_offset = LLVector3(2.f, 0.f, 0.f) * look_rotation * av_inv_rot; + setLookAt(LOOKAT_TARGET_IDLE, gAgentAvatarp, look_offset); + } + last_at_axis = root_at; + return; + } + + last_at_axis = root_at; + + if (CAMERA_MODE_CUSTOMIZE_AVATAR == getCameraMode()) + { + setLookAt(LOOKAT_TARGET_NONE, gAgentAvatarp, LLVector3(-2.f, 0.f, 0.f)); + } + else + { + // Move head based on cursor position + ELookAtType lookAtType = LOOKAT_TARGET_NONE; + LLVector3 headLookAxis; + LLCoordFrame frameCamera = *((LLCoordFrame*)LLViewerCamera::getInstance()); + + if (cameraMouselook()) + { + lookAtType = LOOKAT_TARGET_MOUSELOOK; + } + else if (cameraThirdPerson()) + { + // range from -.5 to .5 + F32 x_from_center = + ((F32) mouse_x / (F32) gViewerWindow->getWorldViewWidthScaled() ) - 0.5f; + F32 y_from_center = + ((F32) mouse_y / (F32) gViewerWindow->getWorldViewHeightScaled() ) - 0.5f; + + frameCamera.yaw( - x_from_center * gSavedSettings.getF32("YawFromMousePosition") * DEG_TO_RAD); + frameCamera.pitch( - y_from_center * gSavedSettings.getF32("PitchFromMousePosition") * DEG_TO_RAD); + lookAtType = LOOKAT_TARGET_FREELOOK; + } + + headLookAxis = frameCamera.getAtAxis(); + // RN: we use world-space offset for mouselook and freelook + //headLookAxis = headLookAxis * av_inv_rot; + setLookAt(lookAtType, gAgentAvatarp, headLookAxis); + } +} + +static LLTrace::BlockTimerStatHandle FTM_UPDATE_CAMERA("Camera"); + +extern bool gCubeSnapshot; + +//----------------------------------------------------------------------------- +// updateCamera() +//----------------------------------------------------------------------------- +void LLAgentCamera::updateCamera() +{ + LL_RECORD_BLOCK_TIME(FTM_UPDATE_CAMERA); + if (gCubeSnapshot) + { + return; + } + + // - changed camera_skyward to the new global "mCameraUpVector" + mCameraUpVector = LLVector3::z_axis; + //LLVector3 camera_skyward(0.f, 0.f, 1.f); + + U32 camera_mode = mCameraAnimating ? mLastCameraMode : mCameraMode; + + validateFocusObject(); + + if (isAgentAvatarValid() && + gAgentAvatarp->isSitting() && + camera_mode == CAMERA_MODE_MOUSELOOK) + { + //changed camera_skyward to the new global "mCameraUpVector" + mCameraUpVector = mCameraUpVector * gAgentAvatarp->getRenderRotation(); + } + + if (cameraThirdPerson() && (mFocusOnAvatar || mAllowChangeToFollow) && LLFollowCamMgr::getInstance()->getActiveFollowCamParams()) + { + mAllowChangeToFollow = false; + mFocusOnAvatar = true; + changeCameraToFollow(); + } + + //NOTE - this needs to be integrated into a general upVector system here within llAgent. + if ( camera_mode == CAMERA_MODE_FOLLOW && mFocusOnAvatar ) + { + mCameraUpVector = mFollowCam.getUpVector(); + } + + if (mSitCameraEnabled) + { + if (mSitCameraReferenceObject->isDead()) + { + setSitCamera(LLUUID::null); + } + } + + // Update UI with our camera inputs + LLFloaterCamera* camera_floater = LLFloaterReg::findTypedInstance<LLFloaterCamera>("camera"); + if (camera_floater) + { + camera_floater->mRotate->setToggleState(gAgentCamera.getOrbitRightKey() > 0.f, // left + gAgentCamera.getOrbitUpKey() > 0.f, // top + gAgentCamera.getOrbitLeftKey() > 0.f, // right + gAgentCamera.getOrbitDownKey() > 0.f); // bottom + + camera_floater->mTrack->setToggleState(gAgentCamera.getPanLeftKey() > 0.f, // left + gAgentCamera.getPanUpKey() > 0.f, // top + gAgentCamera.getPanRightKey() > 0.f, // right + gAgentCamera.getPanDownKey() > 0.f); // bottom + } + + // Handle camera movement based on keyboard. + const F32 ORBIT_OVER_RATE = 90.f * DEG_TO_RAD; // radians per second + const F32 ORBIT_AROUND_RATE = 90.f * DEG_TO_RAD; // radians per second + const F32 PAN_RATE = 5.f; // meters per second + + if (gAgentCamera.getOrbitUpKey() || gAgentCamera.getOrbitDownKey()) + { + F32 input_rate = gAgentCamera.getOrbitUpKey() - gAgentCamera.getOrbitDownKey(); + cameraOrbitOver( input_rate * ORBIT_OVER_RATE / gFPSClamped ); + } + + if (gAgentCamera.getOrbitLeftKey() || gAgentCamera.getOrbitRightKey()) + { + F32 input_rate = gAgentCamera.getOrbitLeftKey() - gAgentCamera.getOrbitRightKey(); + cameraOrbitAround(input_rate * ORBIT_AROUND_RATE / gFPSClamped); + } + + if (gAgentCamera.getOrbitInKey() || gAgentCamera.getOrbitOutKey()) + { + F32 input_rate = gAgentCamera.getOrbitInKey() - gAgentCamera.getOrbitOutKey(); + + LLVector3d to_focus = gAgent.getPosGlobalFromAgent(LLViewerCamera::getInstance()->getOrigin()) - calcFocusPositionTargetGlobal(); + F32 distance_to_focus = (F32)to_focus.magVec(); + // Move at distance (in meters) meters per second + cameraOrbitIn( input_rate * distance_to_focus / gFPSClamped ); + } + + if (gAgentCamera.getPanInKey() || gAgentCamera.getPanOutKey()) + { + F32 input_rate = gAgentCamera.getPanInKey() - gAgentCamera.getPanOutKey(); + cameraPanIn(input_rate * PAN_RATE / gFPSClamped); + } + + if (gAgentCamera.getPanRightKey() || gAgentCamera.getPanLeftKey()) + { + F32 input_rate = gAgentCamera.getPanRightKey() - gAgentCamera.getPanLeftKey(); + cameraPanLeft(input_rate * -PAN_RATE / gFPSClamped ); + } + + if (gAgentCamera.getPanUpKey() || gAgentCamera.getPanDownKey()) + { + F32 input_rate = gAgentCamera.getPanUpKey() - gAgentCamera.getPanDownKey(); + cameraPanUp(input_rate * PAN_RATE / gFPSClamped ); + } + + // Clear camera keyboard keys. + gAgentCamera.clearOrbitKeys(); + gAgentCamera.clearPanKeys(); + + // lerp camera focus offset + mCameraFocusOffset = lerp(mCameraFocusOffset, mCameraFocusOffsetTarget, LLSmoothInterpolation::getInterpolant(CAMERA_FOCUS_HALF_LIFE)); + + if ( mCameraMode == CAMERA_MODE_FOLLOW ) + { + if (isAgentAvatarValid()) + { + //-------------------------------------------------------------------------------- + // this is where the avatar's position and rotation are given to followCam, and + // where it is updated. All three of its attributes are updated: (1) position, + // (2) focus, and (3) upvector. They can then be queried elsewhere in llAgent. + //-------------------------------------------------------------------------------- + // *TODO: use combined rotation of frameagent and sit object + LLQuaternion avatarRotationForFollowCam = gAgentAvatarp->isSitting() ? gAgentAvatarp->getRenderRotation() : gAgent.getFrameAgent().getQuaternion(); + + LLFollowCamParams* current_cam = LLFollowCamMgr::getInstance()->getActiveFollowCamParams(); + if (current_cam) + { + mFollowCam.copyParams(*current_cam); + mFollowCam.setSubjectPositionAndRotation( gAgentAvatarp->getRenderPosition(), avatarRotationForFollowCam ); + mFollowCam.update(); + LLViewerJoystick::getInstance()->setCameraNeedsUpdate(true); + } + else + { + changeCameraToThirdPerson(true); + } + } + } + + bool hit_limit; + LLVector3d camera_pos_global; + LLVector3d camera_target_global = calcCameraPositionTargetGlobal(&hit_limit); + mCameraVirtualPositionAgent = gAgent.getPosAgentFromGlobal(camera_target_global); + LLVector3d focus_target_global = calcFocusPositionTargetGlobal(); + + // perform field of view correction + mCameraFOVZoomFactor = calcCameraFOVZoomFactor(); + camera_target_global = focus_target_global + (camera_target_global - focus_target_global) * (1.f + mCameraFOVZoomFactor); + + gAgent.setShowAvatar(true); // can see avatar by default + + // Adjust position for animation + if (mCameraAnimating) + { + F32 time = mAnimationTimer.getElapsedTimeF32(); + + // yet another instance of critically damped motion, hooray! + // F32 fraction_of_animation = 1.f - pow(2.f, -time / CAMERA_ZOOM_HALF_LIFE); + + // linear interpolation + F32 fraction_of_animation = time / mAnimationDuration; + + bool isfirstPerson = mCameraMode == CAMERA_MODE_MOUSELOOK; + bool wasfirstPerson = mLastCameraMode == CAMERA_MODE_MOUSELOOK; + F32 fraction_animation_to_skip; + + if (mAnimationCameraStartGlobal == camera_target_global) + { + fraction_animation_to_skip = 0.f; + } + else + { + LLVector3d cam_delta = mAnimationCameraStartGlobal - camera_target_global; + fraction_animation_to_skip = HEAD_BUFFER_SIZE / (F32)cam_delta.magVec(); + } + F32 animation_start_fraction = (wasfirstPerson) ? fraction_animation_to_skip : 0.f; + F32 animation_finish_fraction = (isfirstPerson) ? (1.f - fraction_animation_to_skip) : 1.f; + + if (fraction_of_animation < animation_finish_fraction) + { + if (fraction_of_animation < animation_start_fraction || fraction_of_animation > animation_finish_fraction ) + { + gAgent.setShowAvatar(false); + } + + // ...adjust position for animation + F32 smooth_fraction_of_animation = llsmoothstep(0.0f, 1.0f, fraction_of_animation); + camera_pos_global = lerp(mAnimationCameraStartGlobal, camera_target_global, smooth_fraction_of_animation); + mFocusGlobal = lerp(mAnimationFocusStartGlobal, focus_target_global, smooth_fraction_of_animation); + } + else + { + // ...animation complete + mCameraAnimating = false; + + camera_pos_global = camera_target_global; + mFocusGlobal = focus_target_global; + + gAgent.endAnimationUpdateUI(); + gAgent.setShowAvatar(true); + } + + if (isAgentAvatarValid() && (mCameraMode != CAMERA_MODE_MOUSELOOK)) + { + gAgentAvatarp->updateAttachmentVisibility(mCameraMode); + } + } + else + { + camera_pos_global = camera_target_global; + mFocusGlobal = focus_target_global; + gAgent.setShowAvatar(true); + } + + // smoothing + if (true) + { + LLVector3d agent_pos = gAgent.getPositionGlobal(); + LLVector3d camera_pos_agent = camera_pos_global - agent_pos; + // Sitting on what you're manipulating can cause camera jitter with smoothing. + // This turns off smoothing while editing. -MG + bool in_build_mode = LLToolMgr::getInstance()->inBuildMode(); + mCameraSmoothingStop = mCameraSmoothingStop || in_build_mode; + + if (cameraThirdPerson() && !mCameraSmoothingStop) + { + const F32 SMOOTHING_HALF_LIFE = 0.02f; + + F32 smoothing = LLSmoothInterpolation::getInterpolant(gSavedSettings.getF32("CameraPositionSmoothing") * SMOOTHING_HALF_LIFE, false); + + if (mFocusOnAvatar && !mFocusObject) // we differentiate on avatar mode + { + // for avatar-relative focus, we smooth in avatar space - + // the avatar moves too jerkily w/r/t global space to smooth there. + + LLVector3d delta = camera_pos_agent - mCameraSmoothingLastPositionAgent; + if (delta.magVec() < MAX_CAMERA_SMOOTH_DISTANCE) // only smooth over short distances please + { + camera_pos_agent = lerp(mCameraSmoothingLastPositionAgent, camera_pos_agent, smoothing); + camera_pos_global = camera_pos_agent + agent_pos; + } + } + else + { + LLVector3d delta = camera_pos_global - mCameraSmoothingLastPositionGlobal; + if (delta.magVec() < MAX_CAMERA_SMOOTH_DISTANCE) // only smooth over short distances please + { + camera_pos_global = lerp(mCameraSmoothingLastPositionGlobal, camera_pos_global, smoothing); + } + } + } + + mCameraSmoothingLastPositionGlobal = camera_pos_global; + mCameraSmoothingLastPositionAgent = camera_pos_agent; + mCameraSmoothingStop = false; + } + + + mCameraCurrentFOVZoomFactor = lerp(mCameraCurrentFOVZoomFactor, mCameraFOVZoomFactor, LLSmoothInterpolation::getInterpolant(FOV_ZOOM_HALF_LIFE)); + +// LL_INFOS() << "Current FOV Zoom: " << mCameraCurrentFOVZoomFactor << " Target FOV Zoom: " << mCameraFOVZoomFactor << " Object penetration: " << mFocusObjectDist << LL_ENDL; + + LLVector3 focus_agent = gAgent.getPosAgentFromGlobal(mFocusGlobal); + + mCameraPositionAgent = gAgent.getPosAgentFromGlobal(camera_pos_global); + + // Move the camera + + LLViewerCamera::getInstance()->updateCameraLocation(mCameraPositionAgent, mCameraUpVector, focus_agent); + //LLViewerCamera::getInstance()->updateCameraLocation(mCameraPositionAgent, camera_skyward, focus_agent); + + // Change FOV + LLViewerCamera::getInstance()->setView(LLViewerCamera::getInstance()->getDefaultFOV() / (1.f + mCameraCurrentFOVZoomFactor)); + + // follow camera when in customize mode + if (cameraCustomizeAvatar()) + { + setLookAt(LOOKAT_TARGET_FOCUS, NULL, mCameraPositionAgent); + } + + // update the travel distance stat + // this isn't directly related to the camera + // but this seemed like the best place to do this + LLVector3d global_pos = gAgent.getPositionGlobal(); + if (!gAgent.getLastPositionGlobal().isExactlyZero()) + { + LLVector3d delta = global_pos - gAgent.getLastPositionGlobal(); + gAgent.setDistanceTraveled(gAgent.getDistanceTraveled() + delta.magVec()); + } + gAgent.setLastPositionGlobal(global_pos); + + if (LLVOAvatar::sVisibleInFirstPerson && isAgentAvatarValid() && !gAgentAvatarp->isSitting() && cameraMouselook()) + { + LLVector3 head_pos = gAgentAvatarp->mHeadp->getWorldPosition() + + LLVector3(0.08f, 0.f, 0.05f) * gAgentAvatarp->mHeadp->getWorldRotation() + + LLVector3(0.1f, 0.f, 0.f) * gAgentAvatarp->mPelvisp->getWorldRotation(); + LLVector3 diff = mCameraPositionAgent - head_pos; + diff = diff * ~gAgentAvatarp->mRoot->getWorldRotation(); + + LLJoint* torso_joint = gAgentAvatarp->mTorsop; + LLJoint* chest_joint = gAgentAvatarp->mChestp; + LLVector3 torso_scale = torso_joint->getScale(); + LLVector3 chest_scale = chest_joint->getScale(); + + // shorten avatar skeleton to avoid foot interpenetration + if (!gAgentAvatarp->mInAir) + { + LLVector3 chest_offset = LLVector3(0.f, 0.f, chest_joint->getPosition().mV[VZ]) * torso_joint->getWorldRotation(); + F32 z_compensate = llclamp(-diff.mV[VZ], -0.2f, 1.f); + F32 scale_factor = llclamp(1.f - ((z_compensate * 0.5f) / chest_offset.mV[VZ]), 0.5f, 1.2f); + torso_joint->setScale(LLVector3(1.f, 1.f, scale_factor)); + + LLJoint* neck_joint = gAgentAvatarp->mNeckp; + LLVector3 neck_offset = LLVector3(0.f, 0.f, neck_joint->getPosition().mV[VZ]) * chest_joint->getWorldRotation(); + scale_factor = llclamp(1.f - ((z_compensate * 0.5f) / neck_offset.mV[VZ]), 0.5f, 1.2f); + chest_joint->setScale(LLVector3(1.f, 1.f, scale_factor)); + diff.mV[VZ] = 0.f; + } + + // SL-315 + gAgentAvatarp->mPelvisp->setPosition(gAgentAvatarp->mPelvisp->getPosition() + diff); + + gAgentAvatarp->mRoot->updateWorldMatrixChildren(); + + for (LLVOAvatar::attachment_map_t::iterator iter = gAgentAvatarp->mAttachmentPoints.begin(); + iter != gAgentAvatarp->mAttachmentPoints.end(); ) + { + LLVOAvatar::attachment_map_t::iterator curiter = iter++; + LLViewerJointAttachment* attachment = curiter->second; + for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin(); + attachment_iter != attachment->mAttachedObjects.end(); + ++attachment_iter) + { + LLViewerObject *attached_object = attachment_iter->get(); + if (attached_object && !attached_object->isDead() && attached_object->mDrawable.notNull()) + { + // clear any existing "early" movements of attachment + attached_object->mDrawable->clearState(LLDrawable::EARLY_MOVE); + gPipeline.updateMoveNormalAsync(attached_object->mDrawable); + attached_object->updateText(); + } + } + } + + torso_joint->setScale(torso_scale); + chest_joint->setScale(chest_scale); + } +} + +void LLAgentCamera::updateLastCamera() +{ + mLastCameraMode = mCameraMode; +} + +void LLAgentCamera::updateFocusOffset() +{ + validateFocusObject(); + if (mFocusObject.notNull()) + { + LLVector3d obj_pos = gAgent.getPosGlobalFromAgent(mFocusObject->getRenderPosition()); + mFocusObjectOffset.setVec(mFocusTargetGlobal - obj_pos); + } +} + +void LLAgentCamera::validateFocusObject() +{ + if (mFocusObject.notNull() && + mFocusObject->isDead()) + { + mFocusObjectOffset.clearVec(); + clearFocusObject(); + mCameraFOVZoomFactor = 0.f; + } +} + +//----------------------------------------------------------------------------- +// calcFocusPositionTargetGlobal() +//----------------------------------------------------------------------------- +LLVector3d LLAgentCamera::calcFocusPositionTargetGlobal() +{ + if (mFocusObject.notNull() && mFocusObject->isDead()) + { + clearFocusObject(); + } + + if (mCameraMode == CAMERA_MODE_FOLLOW && mFocusOnAvatar) + { + mFocusTargetGlobal = gAgent.getPosGlobalFromAgent(mFollowCam.getSimulatedFocus()); + return mFocusTargetGlobal; + } + else if (mCameraMode == CAMERA_MODE_MOUSELOOK) + { + LLVector3d at_axis(1.0, 0.0, 0.0); + LLQuaternion agent_rot = gAgent.getFrameAgent().getQuaternion(); + if (isAgentAvatarValid() && gAgentAvatarp->getParent()) + { + LLViewerObject* root_object = (LLViewerObject*)gAgentAvatarp->getRoot(); + if (!root_object->flagCameraDecoupled()) + { + agent_rot *= ((LLViewerObject*)(gAgentAvatarp->getParent()))->getRenderRotation(); + } + } + at_axis = at_axis * agent_rot; + mFocusTargetGlobal = calcCameraPositionTargetGlobal() + at_axis; + return mFocusTargetGlobal; + } + else if (mCameraMode == CAMERA_MODE_CUSTOMIZE_AVATAR) + { + if (mFocusOnAvatar) + { + LLVector3 focus_target = isAgentAvatarValid() + ? gAgentAvatarp->mHeadp->getWorldPosition() + : gAgent.getPositionAgent(); + LLVector3d focus_target_global = gAgent.getPosGlobalFromAgent(focus_target); + mFocusTargetGlobal = focus_target_global; + } + return mFocusTargetGlobal; + } + else if (!mFocusOnAvatar) + { + if (mFocusObject.notNull() && !mFocusObject->isDead() && mFocusObject->mDrawable.notNull()) + { + LLDrawable* drawablep = mFocusObject->mDrawable; + + if (mTrackFocusObject && + drawablep && + drawablep->isActive()) + { + if (!mFocusObject->isAvatar()) + { + if (mFocusObject->isSelected()) + { + gPipeline.updateMoveNormalAsync(drawablep); + } + else + { + if (drawablep->isState(LLDrawable::MOVE_UNDAMPED)) + { + gPipeline.updateMoveNormalAsync(drawablep); + } + else + { + gPipeline.updateMoveDampedAsync(drawablep); + } + } + } + } + // if not tracking object, update offset based on new object position + else + { + updateFocusOffset(); + } + LLVector3 focus_agent = mFocusObject->getRenderPosition() + mFocusObjectOffset; + mFocusTargetGlobal.setVec(gAgent.getPosGlobalFromAgent(focus_agent)); + } + return mFocusTargetGlobal; + } + else if (mSitCameraEnabled && isAgentAvatarValid() && gAgentAvatarp->isSitting() && mSitCameraReferenceObject.notNull()) + { + // sit camera + LLVector3 object_pos = mSitCameraReferenceObject->getRenderPosition(); + LLQuaternion object_rot = mSitCameraReferenceObject->getRenderRotation(); + + LLVector3 target_pos = object_pos + (mSitCameraFocus * object_rot); + return gAgent.getPosGlobalFromAgent(target_pos); + } + else + { + return gAgent.getPositionGlobal() + calcThirdPersonFocusOffset(); + } +} + +LLVector3d LLAgentCamera::calcThirdPersonFocusOffset() +{ + // ...offset from avatar + LLVector3d focus_offset; + LLQuaternion agent_rot = gAgent.getFrameAgent().getQuaternion(); + if (isAgentAvatarValid() && gAgentAvatarp->getParent()) + { + agent_rot *= ((LLViewerObject*)(gAgentAvatarp->getParent()))->getRenderRotation(); + } + + static LLCachedControl<LLVector3d> focus_offset_initial(gSavedSettings, "FocusOffsetRearView", LLVector3d()); + return focus_offset_initial * agent_rot; +} + +void LLAgentCamera::setupSitCamera() +{ + // agent frame entering this function is in world coordinates + if (isAgentAvatarValid() && gAgentAvatarp->getParent()) + { + LLQuaternion parent_rot = ((LLViewerObject*)gAgentAvatarp->getParent())->getRenderRotation(); + // slam agent coordinate frame to proper parent local version + LLVector3 at_axis = gAgent.getFrameAgent().getAtAxis(); + at_axis.mV[VZ] = 0.f; + at_axis.normalize(); + gAgent.resetAxes(at_axis * ~parent_rot); + } +} + +//----------------------------------------------------------------------------- +// getCameraPositionAgent() +//----------------------------------------------------------------------------- +const LLVector3 &LLAgentCamera::getCameraPositionAgent() const +{ + return LLViewerCamera::getInstance()->getOrigin(); +} + +//----------------------------------------------------------------------------- +// getCameraPositionGlobal() +//----------------------------------------------------------------------------- +LLVector3d LLAgentCamera::getCameraPositionGlobal() const +{ + return gAgent.getPosGlobalFromAgent(LLViewerCamera::getInstance()->getOrigin()); +} + +//----------------------------------------------------------------------------- +// calcCameraFOVZoomFactor() +//----------------------------------------------------------------------------- +F32 LLAgentCamera::calcCameraFOVZoomFactor() +{ + LLVector3 camera_offset_dir; + camera_offset_dir.setVec(mCameraFocusOffset); + + if (mCameraMode == CAMERA_MODE_MOUSELOOK) + { + return 0.f; + } + else if (mFocusObject.notNull() && !mFocusObject->isAvatar() && !mFocusOnAvatar) + { + // don't FOV zoom on mostly transparent objects + F32 obj_min_dist = 0.f; + calcCameraMinDistance(obj_min_dist); + F32 current_distance = llmax(0.001f, camera_offset_dir.magVec()); + + mFocusObjectDist = obj_min_dist - current_distance; + + F32 new_fov_zoom = llclamp(mFocusObjectDist / current_distance, 0.f, 1000.f); + return new_fov_zoom; + } + else // focusing on land or avatar + { + // keep old field of view until user changes focus explicitly + return mCameraFOVZoomFactor; + //return 0.f; + } +} + +//----------------------------------------------------------------------------- +// calcCameraPositionTargetGlobal() +//----------------------------------------------------------------------------- +LLVector3d LLAgentCamera::calcCameraPositionTargetGlobal(bool *hit_limit) +{ + // Compute base camera position and look-at points. + F32 camera_land_height; + LLVector3d frame_center_global = !isAgentAvatarValid() ? + gAgent.getPositionGlobal() : + gAgent.getPosGlobalFromAgent(getAvatarRootPosition()); + + bool isConstrained = false; + LLVector3d head_offset; + head_offset.setVec(mThirdPersonHeadOffset); + + LLVector3d camera_position_global; + + if (mCameraMode == CAMERA_MODE_FOLLOW && mFocusOnAvatar) + { + camera_position_global = gAgent.getPosGlobalFromAgent(mFollowCam.getSimulatedPosition()); + } + else if (mCameraMode == CAMERA_MODE_MOUSELOOK) + { + if (!isAgentAvatarValid() || gAgentAvatarp->mDrawable.isNull()) + { + LL_WARNS() << "Null avatar drawable!" << LL_ENDL; + return LLVector3d::zero; + } + + head_offset.clearVec(); + F32 fixup; + if (gAgentAvatarp->hasPelvisFixup(fixup) && !gAgentAvatarp->isSitting()) + { + head_offset[VZ] -= fixup; + } + if (gAgentAvatarp->isSitting()) + { + head_offset.mdV[VZ] += 0.1; + } + + if (gAgentAvatarp->isSitting() && gAgentAvatarp->getParent()) + { + gAgentAvatarp->updateHeadOffset(); + head_offset.mdV[VX] += gAgentAvatarp->mHeadOffset.mV[VX]; + head_offset.mdV[VY] += gAgentAvatarp->mHeadOffset.mV[VY]; + head_offset.mdV[VZ] += gAgentAvatarp->mHeadOffset.mV[VZ]; + const LLMatrix4& mat = ((LLViewerObject*) gAgentAvatarp->getParent())->getRenderMatrix(); + camera_position_global = gAgent.getPosGlobalFromAgent + ((gAgentAvatarp->getPosition()+ + LLVector3(head_offset)*gAgentAvatarp->getRotation()) * mat); + } + else + { + head_offset.mdV[VZ] += gAgentAvatarp->mHeadOffset.mV[VZ]; + camera_position_global = gAgent.getPosGlobalFromAgent(gAgentAvatarp->getRenderPosition());//frame_center_global; + head_offset = head_offset * gAgentAvatarp->getRenderRotation(); + camera_position_global = camera_position_global + head_offset; + } + } + else if (mCameraMode == CAMERA_MODE_THIRD_PERSON && mFocusOnAvatar) + { + LLVector3 local_camera_offset; + F32 camera_distance = 0.f; + + if (mSitCameraEnabled + && isAgentAvatarValid() + && gAgentAvatarp->isSitting() + && mSitCameraReferenceObject.notNull()) + { + // sit camera + LLVector3 object_pos = mSitCameraReferenceObject->getRenderPosition(); + LLQuaternion object_rot = mSitCameraReferenceObject->getRenderRotation(); + + LLVector3 target_pos = object_pos + (mSitCameraPos * object_rot); + + camera_position_global = gAgent.getPosGlobalFromAgent(target_pos); + } + else + { + static LLCachedControl<F32> camera_offset_scale(gSavedSettings, "CameraOffsetScale"); + local_camera_offset = mCameraZoomFraction * getCameraOffsetInitial() * camera_offset_scale; + + // are we sitting down? + if (isAgentAvatarValid() && gAgentAvatarp->getParent()) + { + LLQuaternion parent_rot = ((LLViewerObject*)gAgentAvatarp->getParent())->getRenderRotation(); + // slam agent coordinate frame to proper parent local version + LLVector3 at_axis = gAgent.getFrameAgent().getAtAxis() * parent_rot; + at_axis.mV[VZ] = 0.f; + at_axis.normalize(); + gAgent.resetAxes(at_axis * ~parent_rot); + + local_camera_offset = local_camera_offset * gAgent.getFrameAgent().getQuaternion() * parent_rot; + } + else + { + local_camera_offset = gAgent.getFrameAgent().rotateToAbsolute( local_camera_offset ); + } + + if (!isDisableCameraConstraints() && !mCameraCollidePlane.isExactlyZero() && + (!isAgentAvatarValid() || !gAgentAvatarp->isSitting())) + { + LLVector3 plane_normal; + plane_normal.setVec(mCameraCollidePlane.mV); + + F32 offset_dot_norm = local_camera_offset * plane_normal; + if (llabs(offset_dot_norm) < 0.001f) + { + offset_dot_norm = 0.001f; + } + + camera_distance = local_camera_offset.normalize(); + + F32 pos_dot_norm = gAgent.getPosAgentFromGlobal(frame_center_global + head_offset) * plane_normal; + + // if agent is outside the colliding half-plane + if (pos_dot_norm > mCameraCollidePlane.mV[VW]) + { + // check to see if camera is on the opposite side (inside) the half-plane + if (offset_dot_norm + pos_dot_norm < mCameraCollidePlane.mV[VW]) + { + // diminish offset by factor to push it back outside the half-plane + camera_distance *= (pos_dot_norm - mCameraCollidePlane.mV[VW] - CAMERA_COLLIDE_EPSILON) / -offset_dot_norm; + } + } + else + { + if (offset_dot_norm + pos_dot_norm > mCameraCollidePlane.mV[VW]) + { + camera_distance *= (mCameraCollidePlane.mV[VW] - pos_dot_norm - CAMERA_COLLIDE_EPSILON) / offset_dot_norm; + } + } + } + else + { + camera_distance = local_camera_offset.normalize(); + } + + mTargetCameraDistance = llmax(camera_distance, MIN_CAMERA_DISTANCE); + + if (mTargetCameraDistance != mCurrentCameraDistance) + { + F32 camera_lerp_amt = LLSmoothInterpolation::getInterpolant(CAMERA_ZOOM_HALF_LIFE); + + mCurrentCameraDistance = lerp(mCurrentCameraDistance, mTargetCameraDistance, camera_lerp_amt); + } + + // Make the camera distance current + local_camera_offset *= mCurrentCameraDistance; + + // set the global camera position + LLVector3d camera_offset; + + camera_offset.setVec( local_camera_offset ); + camera_position_global = frame_center_global + head_offset + camera_offset; + + if (isAgentAvatarValid()) + { + LLVector3d camera_lag_d; + F32 lag_interp = LLSmoothInterpolation::getInterpolant(CAMERA_LAG_HALF_LIFE); + LLVector3 target_lag; + LLVector3 vel = gAgent.getVelocity(); + + // lag by appropriate amount for flying + F32 time_in_air = gAgentAvatarp->mTimeInAir.getElapsedTimeF32(); + if(!mCameraAnimating && gAgentAvatarp->mInAir && time_in_air > GROUND_TO_AIR_CAMERA_TRANSITION_START_TIME) + { + LLVector3 frame_at_axis = gAgent.getFrameAgent().getAtAxis(); + frame_at_axis -= projected_vec(frame_at_axis, gAgent.getReferenceUpVector()); + frame_at_axis.normalize(); + + //transition smoothly in air mode, to avoid camera pop + F32 u = (time_in_air - GROUND_TO_AIR_CAMERA_TRANSITION_START_TIME) / GROUND_TO_AIR_CAMERA_TRANSITION_TIME; + u = llclamp(u, 0.f, 1.f); + + lag_interp *= u; + + if (gViewerWindow->getLeftMouseDown() && gViewerWindow->getLastPick().mObjectID == gAgentAvatarp->getID()) + { + // disable camera lag when using mouse-directed steering + target_lag.clearVec(); + } + else + { + LLCachedControl<F32> dynamic_camera_strength(gSavedSettings, "DynamicCameraStrength"); + target_lag = vel * dynamic_camera_strength / 30.f; + } + + mCameraLag = lerp(mCameraLag, target_lag, lag_interp); + + F32 lag_dist = mCameraLag.magVec(); + if (lag_dist > MAX_CAMERA_LAG) + { + mCameraLag = mCameraLag * MAX_CAMERA_LAG / lag_dist; + } + + // clamp camera lag so that avatar is always in front + F32 dot = (mCameraLag - (frame_at_axis * (MIN_CAMERA_LAG * u))) * frame_at_axis; + if (dot < -(MIN_CAMERA_LAG * u)) + { + mCameraLag -= (dot + (MIN_CAMERA_LAG * u)) * frame_at_axis; + } + } + else + { + mCameraLag = lerp(mCameraLag, LLVector3::zero, LLSmoothInterpolation::getInterpolant(0.15f)); + } + + camera_lag_d.setVec(mCameraLag); + camera_position_global = camera_position_global - camera_lag_d; + } + } + } + else + { + LLVector3d focusPosGlobal = calcFocusPositionTargetGlobal(); + // camera gets pushed out later wrt mCameraFOVZoomFactor...this is "raw" value + camera_position_global = focusPosGlobal + mCameraFocusOffset; + } + + if (!isDisableCameraConstraints() && !gAgent.isGodlike()) + { + LLViewerRegion* regionp = LLWorld::getInstance()->getRegionFromPosGlobal(camera_position_global); + bool constrain = true; + if(regionp && regionp->canManageEstate()) + { + constrain = false; + } + if(constrain) + { + F32 max_dist = (CAMERA_MODE_CUSTOMIZE_AVATAR == mCameraMode) ? APPEARANCE_MAX_ZOOM : mDrawDistance; + + LLVector3d camera_offset = camera_position_global - gAgent.getPositionGlobal(); + F32 camera_distance = (F32)camera_offset.magVec(); + + if(camera_distance > max_dist) + { + camera_position_global = gAgent.getPositionGlobal() + (max_dist/camera_distance)*camera_offset; + isConstrained = true; + } + } + +// JC - Could constrain camera based on parcel stuff here. +// LLViewerRegion *regionp = LLWorld::getInstance()->getRegionFromPosGlobal(camera_position_global); +// +// if (regionp && !regionp->mParcelOverlay->isBuildCameraAllowed(regionp->getPosRegionFromGlobal(camera_position_global))) +// { +// camera_position_global = last_position_global; +// +// isConstrained = true; +// } + } + + // Don't let camera go underground + F32 camera_min_off_ground = getCameraMinOffGround(); + camera_land_height = LLWorld::getInstance()->resolveLandHeightGlobal(camera_position_global); + F32 minZ = llmax(F_ALMOST_ZERO, camera_land_height + camera_min_off_ground); + if (camera_position_global.mdV[VZ] < minZ) + { + camera_position_global.mdV[VZ] = minZ; + isConstrained = true; + } + + if (hit_limit) + { + *hit_limit = isConstrained; + } + + return camera_position_global; +} + + +LLVector3 LLAgentCamera::getCurrentCameraOffset() +{ + return (LLViewerCamera::getInstance()->getOrigin() - getAvatarRootPosition() - mThirdPersonHeadOffset) * ~getCurrentAvatarRotation(); +} + +LLVector3d LLAgentCamera::getCurrentFocusOffset() +{ + return (mFocusTargetGlobal - gAgent.getPositionGlobal()) * ~getCurrentAvatarRotation(); +} + +LLQuaternion LLAgentCamera::getCurrentAvatarRotation() +{ + LLViewerObject* sit_object = (LLViewerObject*)gAgentAvatarp->getParent(); + + LLQuaternion av_rot = gAgent.getFrameAgent().getQuaternion(); + LLQuaternion obj_rot = sit_object ? sit_object->getRenderRotation() : LLQuaternion::DEFAULT; + return av_rot * obj_rot; +} + +bool LLAgentCamera::isJoystickCameraUsed() +{ + return ((mOrbitAroundRadians != 0) || (mOrbitOverAngle != 0) || !mPanFocusDiff.isNull()); +} + +LLVector3 LLAgentCamera::getCameraOffsetInitial() +{ + // getCameraOffsetInitial and getFocusOffsetInitial can be called on update from idle before init() + static LLCachedControl<LLVector3> camera_offset_initial (gSavedSettings, "CameraOffsetRearView", LLVector3()); + return camera_offset_initial; +} + +LLVector3d LLAgentCamera::getFocusOffsetInitial() +{ + static LLCachedControl<LLVector3d> focus_offset_initial(gSavedSettings, "FocusOffsetRearView", LLVector3d()); + return focus_offset_initial; +} + +F32 LLAgentCamera::getCameraMaxZoomDistance() +{ + // SL-14706 / SL-14885 TPV have relaxed camera constraints allowing you to mousewheeel zoom WAY out. + static LLCachedControl<bool> s_disable_camera_constraints(gSavedSettings, "DisableCameraConstraints", false); + if (s_disable_camera_constraints) + { + return (F32)INT_MAX; + } + + // Ignore "DisableCameraConstraints", we don't want to be out of draw range when we focus onto objects or avatars + return llmin(MAX_CAMERA_DISTANCE_FROM_OBJECT, + mDrawDistance - 1, // convenience, don't hit draw limit when focusing on something + LLWorld::getInstance()->getRegionWidthInMeters() - CAMERA_FUDGE_FROM_OBJECT); +} + +LLVector3 LLAgentCamera::getAvatarRootPosition() +{ + static LLCachedControl<bool> use_hover_height(gSavedSettings, "HoverHeightAffectsCamera"); + return use_hover_height ? gAgentAvatarp->mRoot->getWorldPosition() : gAgentAvatarp->mRoot->getWorldPosition() - gAgentAvatarp->getHoverOffset(); + +} +//----------------------------------------------------------------------------- +// handleScrollWheel() +//----------------------------------------------------------------------------- +void LLAgentCamera::handleScrollWheel(S32 clicks) +{ + if (mCameraMode == CAMERA_MODE_FOLLOW && getFocusOnAvatar()) + { + if (!mFollowCam.getPositionLocked()) // not if the followCam position is locked in place + { + mFollowCam.zoom(clicks); + if (mFollowCam.isZoomedToMinimumDistance()) + { + changeCameraToMouselook(false); + } + } + } + else + { + LLObjectSelectionHandle selection = LLSelectMgr::getInstance()->getSelection(); + const F32 ROOT_ROOT_TWO = sqrt(F_SQRT2); + + // Block if camera is animating + if (mCameraAnimating) + { + return; + } + + if (selection->getObjectCount() && selection->getSelectType() == SELECT_TYPE_HUD) + { + F32 zoom_factor = (F32)pow(0.8, -clicks); + cameraZoomIn(zoom_factor); + } + else if (mFocusOnAvatar && (mCameraMode == CAMERA_MODE_THIRD_PERSON)) + { + F32 camera_offset_initial_mag = getCameraOffsetInitial().magVec(); + + F32 current_zoom_fraction = mTargetCameraDistance / (camera_offset_initial_mag * gSavedSettings.getF32("CameraOffsetScale")); + current_zoom_fraction *= 1.f - pow(ROOT_ROOT_TWO, clicks); + + cameraOrbitIn(current_zoom_fraction * camera_offset_initial_mag * gSavedSettings.getF32("CameraOffsetScale")); + } + else + { + F32 current_zoom_fraction = (F32)mCameraFocusOffsetTarget.magVec(); + cameraOrbitIn(current_zoom_fraction * (1.f - pow(ROOT_ROOT_TWO, clicks))); + } + } +} + + +//----------------------------------------------------------------------------- +// getCameraMinOffGround() +//----------------------------------------------------------------------------- +F32 LLAgentCamera::getCameraMinOffGround() +{ + if (mCameraMode == CAMERA_MODE_MOUSELOOK) + { + return 0.f; + } + + if (isDisableCameraConstraints()) + { + return -1000.f; + } + + return 0.5f; +} + + +//----------------------------------------------------------------------------- +// resetCamera() +//----------------------------------------------------------------------------- +void LLAgentCamera::resetCamera() +{ + // Remove any pitch from the avatar + LLVector3 at = gAgent.getFrameAgent().getAtAxis(); + at.mV[VZ] = 0.f; + at.normalize(); + gAgent.resetAxes(at); + // have to explicitly clear field of view zoom now + mCameraFOVZoomFactor = 0.f; + + updateCamera(); +} + +//----------------------------------------------------------------------------- +// changeCameraToMouselook() +//----------------------------------------------------------------------------- +void LLAgentCamera::changeCameraToMouselook(bool animate) +{ + if (!gSavedSettings.getBOOL("EnableMouselook") + || LLViewerJoystick::getInstance()->getOverrideCamera()) + { + return; + } + + // visibility changes at end of animation + gViewerWindow->getWindow()->resetBusyCount(); + + // Menus should not remain open on switching to mouselook... + LLMenuGL::sMenuContainer->hideMenus(); + LLUI::getInstance()->clearPopups(); + + // unpause avatar animation + gAgent.unpauseAnimation(); + + LLToolMgr::getInstance()->setCurrentToolset(gMouselookToolset); + + if (isAgentAvatarValid()) + { + gAgentAvatarp->stopMotion(ANIM_AGENT_BODY_NOISE); + gAgentAvatarp->stopMotion(ANIM_AGENT_BREATHE_ROT); + } + + //gViewerWindow->stopGrab(); + LLSelectMgr::getInstance()->deselectAll(); + gViewerWindow->hideCursor(); + gViewerWindow->moveCursorToCenter(); + + if (mCameraMode != CAMERA_MODE_MOUSELOOK) + { + gFocusMgr.setKeyboardFocus(NULL); + + updateLastCamera(); + mCameraMode = CAMERA_MODE_MOUSELOOK; + const U32 old_flags = gAgent.getControlFlags(); + gAgent.setControlFlags(AGENT_CONTROL_MOUSELOOK); + if (old_flags != gAgent.getControlFlags()) + { + gAgent.setFlagsDirty(); + } + + if (animate) + { + startCameraAnimation(); + } + else + { + mCameraAnimating = false; + gAgent.endAnimationUpdateUI(); + } + } +} + + +//----------------------------------------------------------------------------- +// changeCameraToDefault() +//----------------------------------------------------------------------------- +void LLAgentCamera::changeCameraToDefault() +{ + if (LLViewerJoystick::getInstance()->getOverrideCamera()) + { + return; + } + + if (LLFollowCamMgr::getInstance()->getActiveFollowCamParams()) + { + changeCameraToFollow(); + } + else + { + changeCameraToThirdPerson(); + } + if (gSavedSettings.getBOOL("HideUIControls")) + { + gViewerWindow->setUIVisibility(false); + LLPanelStandStopFlying::getInstance()->setVisible(false); + } +} + + +//----------------------------------------------------------------------------- +// changeCameraToFollow() +//----------------------------------------------------------------------------- +void LLAgentCamera::changeCameraToFollow(bool animate) +{ + if (LLViewerJoystick::getInstance()->getOverrideCamera()) + { + return; + } + + if(mCameraMode != CAMERA_MODE_FOLLOW) + { + if (mCameraMode == CAMERA_MODE_MOUSELOOK) + { + animate = false; + } + startCameraAnimation(); + + updateLastCamera(); + mCameraMode = CAMERA_MODE_FOLLOW; + + // bang-in the current focus, position, and up vector of the follow cam + mFollowCam.reset(mCameraPositionAgent, LLViewerCamera::getInstance()->getPointOfInterest(), LLVector3::z_axis); + + if (gBasicToolset) + { + LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset); + } + + if (isAgentAvatarValid()) + { + // SL-315 + gAgentAvatarp->mPelvisp->setPosition(LLVector3::zero); + gAgentAvatarp->startMotion( ANIM_AGENT_BODY_NOISE ); + gAgentAvatarp->startMotion( ANIM_AGENT_BREATHE_ROT ); + } + + // unpause avatar animation + gAgent.unpauseAnimation(); + + gAgent.clearControlFlags(AGENT_CONTROL_MOUSELOOK); + + if (animate) + { + startCameraAnimation(); + } + else + { + mCameraAnimating = false; + gAgent.endAnimationUpdateUI(); + } + } +} + +//----------------------------------------------------------------------------- +// changeCameraToThirdPerson() +//----------------------------------------------------------------------------- +void LLAgentCamera::changeCameraToThirdPerson(bool animate) +{ + if (LLViewerJoystick::getInstance()->getOverrideCamera()) + { + return; + } + + gViewerWindow->getWindow()->resetBusyCount(); + + mCameraZoomFraction = INITIAL_ZOOM_FRACTION; + + if (isAgentAvatarValid()) + { + if (!gAgentAvatarp->isSitting()) + { + // SL-315 + gAgentAvatarp->mPelvisp->setPosition(LLVector3::zero); + } + gAgentAvatarp->startMotion(ANIM_AGENT_BODY_NOISE); + gAgentAvatarp->startMotion(ANIM_AGENT_BREATHE_ROT); + } + + LLVector3 at_axis; + + // unpause avatar animation + gAgent.unpauseAnimation(); + + if (mCameraMode != CAMERA_MODE_THIRD_PERSON) + { + if (gBasicToolset) + { + LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset); + } + + mCameraLag.clearVec(); + if (mCameraMode == CAMERA_MODE_MOUSELOOK) + { + mCurrentCameraDistance = MIN_CAMERA_DISTANCE; + mTargetCameraDistance = MIN_CAMERA_DISTANCE; + animate = false; + } + updateLastCamera(); + mCameraMode = CAMERA_MODE_THIRD_PERSON; + gAgent.clearControlFlags(AGENT_CONTROL_MOUSELOOK); + } + + // Remove any pitch from the avatar + if (!isAgentAvatarValid() || !gAgentAvatarp->getParent()) + { + at_axis = gAgent.getFrameAgent().getAtAxis(); + at_axis.mV[VZ] = 0.f; + at_axis.normalize(); + gAgent.resetAxes(at_axis); + } + + + if (animate) + { + startCameraAnimation(); + } + else + { + mCameraAnimating = false; + gAgent.endAnimationUpdateUI(); + } +} + +//----------------------------------------------------------------------------- +// changeCameraToCustomizeAvatar() +//----------------------------------------------------------------------------- +void LLAgentCamera::changeCameraToCustomizeAvatar() +{ + if (LLViewerJoystick::getInstance()->getOverrideCamera() || !isAgentAvatarValid()) + { + return; + } + + gAgent.standUp(); // force stand up + gViewerWindow->getWindow()->resetBusyCount(); + + if (LLSelectMgr::getInstance()->getSelection()->isAttachment()) + { + LLSelectMgr::getInstance()->deselectAll(); + } + + if (gFaceEditToolset) + { + LLToolMgr::getInstance()->setCurrentToolset(gFaceEditToolset); + } + + startCameraAnimation(); + + if (mCameraMode != CAMERA_MODE_CUSTOMIZE_AVATAR) + { + updateLastCamera(); + mCameraMode = CAMERA_MODE_CUSTOMIZE_AVATAR; + gAgent.clearControlFlags(AGENT_CONTROL_MOUSELOOK); + + gFocusMgr.setKeyboardFocus( NULL ); + gFocusMgr.setMouseCapture( NULL ); + if( gMorphView ) + { + gMorphView->setVisible( true ); + } + // Remove any pitch or rotation from the avatar + LLVector3 at = gAgent.getAtAxis(); + at.mV[VZ] = 0.f; + at.normalize(); + gAgent.resetAxes(at); + + gAgent.sendAnimationRequest(ANIM_AGENT_CUSTOMIZE, ANIM_REQUEST_START); + gAgent.setCustomAnim(true); + gAgentAvatarp->startMotion(ANIM_AGENT_CUSTOMIZE); + LLMotion* turn_motion = gAgentAvatarp->findMotion(ANIM_AGENT_CUSTOMIZE); + + if (turn_motion) + { + // delay camera animation long enough to play through turn animation + setAnimationDuration(turn_motion->getDuration() + CUSTOMIZE_AVATAR_CAMERA_ANIM_SLOP); + } + } + + LLVector3 agent_at = gAgent.getAtAxis(); + agent_at.mV[VZ] = 0.f; + agent_at.normalize(); + + // default focus point for customize avatar + LLVector3 focus_target = isAgentAvatarValid() + ? gAgentAvatarp->mHeadp->getWorldPosition() + : gAgent.getPositionAgent(); + + LLVector3d camera_offset(agent_at * -1.0); + // push camera up and out from avatar + camera_offset.mdV[VZ] = 0.1f; + camera_offset *= CUSTOMIZE_AVATAR_CAMERA_DEFAULT_DIST; + LLVector3d focus_target_global = gAgent.getPosGlobalFromAgent(focus_target); + setAnimationDuration(gSavedSettings.getF32("ZoomTime")); + setCameraPosAndFocusGlobal(focus_target_global + camera_offset, focus_target_global, gAgent.getID()); +} + + +void LLAgentCamera::switchCameraPreset(ECameraPreset preset) +{ + //zoom is supposed to be reset for the front and group views + mCameraZoomFraction = 1.f; + + //focusing on avatar in that case means following him on movements + mFocusOnAvatar = true; + + mCameraPreset = preset; + + resetPanDiff(); + resetOrbitDiff(); + + gSavedSettings.setU32("CameraPresetType", mCameraPreset); +} + + +// +// Focus point management +// + +void LLAgentCamera::setAnimationDuration(F32 duration) +{ + if (mCameraAnimating) + { + // do not cut any existing camera animation short + F32 animation_left = llmax(0.f, mAnimationDuration - mAnimationTimer.getElapsedTimeF32()); + mAnimationDuration = llmax(duration, animation_left); + } + else + { + mAnimationDuration = duration; + } +} + +//----------------------------------------------------------------------------- +// startCameraAnimation() +//----------------------------------------------------------------------------- +void LLAgentCamera::startCameraAnimation() +{ + mAnimationCameraStartGlobal = getCameraPositionGlobal(); + mAnimationFocusStartGlobal = mFocusGlobal; + setAnimationDuration(gSavedSettings.getF32("ZoomTime")); + mAnimationTimer.reset(); + mCameraAnimating = true; +} + +//----------------------------------------------------------------------------- +// stopCameraAnimation() +//----------------------------------------------------------------------------- +void LLAgentCamera::stopCameraAnimation() +{ + mCameraAnimating = false; +} + +void LLAgentCamera::clearFocusObject() +{ + if (mFocusObject.notNull()) + { + startCameraAnimation(); + + setFocusObject(NULL); + mFocusObjectOffset.clearVec(); + } +} + +void LLAgentCamera::setFocusObject(LLViewerObject* object) +{ + mFocusObject = object; +} + +// Focus on a point, but try to keep camera position stable. +//----------------------------------------------------------------------------- +// setFocusGlobal() +//----------------------------------------------------------------------------- +void LLAgentCamera::setFocusGlobal(const LLPickInfo& pick) +{ + LLViewerObject* objectp = gObjectList.findObject(pick.mObjectID); + + if (objectp) + { + // focus on object plus designated offset + // which may or may not be same as pick.mPosGlobal + setFocusGlobal(objectp->getPositionGlobal() + LLVector3d(pick.mObjectOffset), pick.mObjectID); + } + else + { + // focus directly on point where user clicked + setFocusGlobal(pick.mPosGlobal, pick.mObjectID); + } +} + + +void LLAgentCamera::setFocusGlobal(const LLVector3d& focus, const LLUUID &object_id) +{ + setFocusObject(gObjectList.findObject(object_id)); + LLVector3d old_focus = mFocusTargetGlobal; + LLViewerObject *focus_obj = mFocusObject; + + // if focus has changed + if (old_focus != focus) + { + if (focus.isExactlyZero()) + { + if (isAgentAvatarValid()) + { + mFocusTargetGlobal = gAgent.getPosGlobalFromAgent(gAgentAvatarp->mHeadp->getWorldPosition()); + } + else + { + mFocusTargetGlobal = gAgent.getPositionGlobal(); + } + mCameraFocusOffsetTarget = getCameraPositionGlobal() - mFocusTargetGlobal; + mCameraFocusOffset = mCameraFocusOffsetTarget; + setLookAt(LOOKAT_TARGET_CLEAR); + } + else + { + mFocusTargetGlobal = focus; + if (!focus_obj) + { + mCameraFOVZoomFactor = 0.f; + } + + mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(mCameraVirtualPositionAgent) - mFocusTargetGlobal; + + startCameraAnimation(); + + if (focus_obj) + { + if (focus_obj->isAvatar()) + { + setLookAt(LOOKAT_TARGET_FOCUS, focus_obj); + } + else + { + setLookAt(LOOKAT_TARGET_FOCUS, focus_obj, (gAgent.getPosAgentFromGlobal(focus) - focus_obj->getRenderPosition()) * ~focus_obj->getRenderRotation()); + } + } + else + { + setLookAt(LOOKAT_TARGET_FOCUS, NULL, gAgent.getPosAgentFromGlobal(mFocusTargetGlobal)); + } + } + } + else // focus == mFocusTargetGlobal + { + if (focus.isExactlyZero()) + { + if (isAgentAvatarValid()) + { + mFocusTargetGlobal = gAgent.getPosGlobalFromAgent(gAgentAvatarp->mHeadp->getWorldPosition()); + } + else + { + mFocusTargetGlobal = gAgent.getPositionGlobal(); + } + } + mCameraFocusOffsetTarget = (getCameraPositionGlobal() - mFocusTargetGlobal) / (1.f + mCameraFOVZoomFactor);; + mCameraFocusOffset = mCameraFocusOffsetTarget; + } + + if (mFocusObject.notNull()) + { + // for attachments, make offset relative to avatar, not the attachment + if (mFocusObject->isAttachment()) + { + while (mFocusObject.notNull() && !mFocusObject->isAvatar()) + { + mFocusObject = (LLViewerObject*) mFocusObject->getParent(); + } + setFocusObject((LLViewerObject*)mFocusObject); + } + updateFocusOffset(); + } +} + +// Used for avatar customization +//----------------------------------------------------------------------------- +// setCameraPosAndFocusGlobal() +//----------------------------------------------------------------------------- +void LLAgentCamera::setCameraPosAndFocusGlobal(const LLVector3d& camera_pos, const LLVector3d& focus, const LLUUID &object_id) +{ + LLVector3d old_focus = mFocusTargetGlobal.isExactlyZero() ? focus : mFocusTargetGlobal; + + F64 focus_delta_squared = (old_focus - focus).magVecSquared(); + const F64 ANIM_EPSILON_SQUARED = 0.0001; + if (focus_delta_squared > ANIM_EPSILON_SQUARED) + { + startCameraAnimation(); + } + + //LLViewerCamera::getInstance()->setOrigin( gAgent.getPosAgentFromGlobal( camera_pos ) ); + setFocusObject(gObjectList.findObject(object_id)); + mFocusTargetGlobal = focus; + mCameraFocusOffsetTarget = camera_pos - focus; + mCameraFocusOffset = mCameraFocusOffsetTarget; + + if (mFocusObject) + { + if (mFocusObject->isAvatar()) + { + setLookAt(LOOKAT_TARGET_FOCUS, mFocusObject); + } + else + { + setLookAt(LOOKAT_TARGET_FOCUS, mFocusObject, (gAgent.getPosAgentFromGlobal(focus) - mFocusObject->getRenderPosition()) * ~mFocusObject->getRenderRotation()); + } + } + else + { + setLookAt(LOOKAT_TARGET_FOCUS, NULL, gAgent.getPosAgentFromGlobal(mFocusTargetGlobal)); + } + + if (mCameraAnimating) + { + const F64 ANIM_METERS_PER_SECOND = 10.0; + const F64 MIN_ANIM_SECONDS = 0.5; + const F64 MAX_ANIM_SECONDS = 10.0; + F64 anim_duration = llmax( MIN_ANIM_SECONDS, sqrt(focus_delta_squared) / ANIM_METERS_PER_SECOND ); + anim_duration = llmin( anim_duration, MAX_ANIM_SECONDS ); + setAnimationDuration( (F32)anim_duration ); + } + + updateFocusOffset(); +} + +//----------------------------------------------------------------------------- +// setSitCamera() +//----------------------------------------------------------------------------- +void LLAgentCamera::setSitCamera(const LLUUID &object_id, const LLVector3 &camera_pos, const LLVector3 &camera_focus) +{ + bool camera_enabled = !object_id.isNull(); + + if (camera_enabled) + { + LLViewerObject *reference_object = gObjectList.findObject(object_id); + if (reference_object) + { + //convert to root object relative? + mSitCameraPos = camera_pos; + mSitCameraFocus = camera_focus; + mSitCameraReferenceObject = reference_object; + mSitCameraEnabled = true; + } + } + else + { + mSitCameraPos.clearVec(); + mSitCameraFocus.clearVec(); + mSitCameraReferenceObject = NULL; + mSitCameraEnabled = false; + } +} + +//----------------------------------------------------------------------------- +// setFocusOnAvatar() +//----------------------------------------------------------------------------- +void LLAgentCamera::setFocusOnAvatar(bool focus_on_avatar, bool animate, bool reset_axes) +{ + if (focus_on_avatar != mFocusOnAvatar) + { + if (animate) + { + startCameraAnimation(); + } + else + { + stopCameraAnimation(); + } + } + + //RN: when focused on the avatar, we're not "looking" at it + // looking implies intent while focusing on avatar means + // you're just walking around with a camera on you...eesh. + if (!mFocusOnAvatar && focus_on_avatar && reset_axes) + { + setFocusGlobal(LLVector3d::zero); + mCameraFOVZoomFactor = 0.f; + if (mCameraMode == CAMERA_MODE_THIRD_PERSON) + { + LLVector3 at_axis; + if (!isAgentAvatarValid() || !gAgentAvatarp->getParent()) + { + // In case of front view rotate agent to look into direction opposite to camera + // In case of rear view rotate agent into diraction same as camera, e t c + LLVector3 vect = getCameraOffsetInitial(); + F32 rotxy = F32(atan2(vect.mV[VY], vect.mV[VX])); + + LLCoordFrame frameCamera = *((LLCoordFrame*)LLViewerCamera::getInstance()); + // front view angle rotxy is zero, rear view rotxy angle is 180, compensate + frameCamera.yaw((180 * DEG_TO_RAD) - rotxy); + at_axis = frameCamera.getAtAxis(); + at_axis.mV[VZ] = 0.f; + at_axis.normalize(); + gAgent.resetAxes(at_axis); + gAgent.yaw(0); + } + } + } + // unlocking camera from avatar + else if (mFocusOnAvatar && !focus_on_avatar) + { + // keep camera focus point consistent, even though it is now unlocked + setFocusGlobal(gAgent.getPositionGlobal() + calcThirdPersonFocusOffset(), gAgent.getID()); + mAllowChangeToFollow = false; + } + + mFocusOnAvatar = focus_on_avatar; +} + + +bool LLAgentCamera::setLookAt(ELookAtType target_type, LLViewerObject *object, LLVector3 position) +{ + if(object && object->isAttachment()) + { + LLViewerObject* parent = object; + while(parent) + { + if (parent == gAgentAvatarp) + { + // looking at an attachment on ourselves, which we don't want to do + object = gAgentAvatarp; + position.clearVec(); + } + parent = (LLViewerObject*)parent->getParent(); + } + } + if(!mLookAt || mLookAt->isDead()) + { + mLookAt = (LLHUDEffectLookAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_LOOKAT); + mLookAt->setSourceObject(gAgentAvatarp); + } + + return mLookAt->setLookAt(target_type, object, position); +} + +//----------------------------------------------------------------------------- +// lookAtLastChat() +//----------------------------------------------------------------------------- +void LLAgentCamera::lookAtLastChat() +{ + // Block if camera is animating or not in normal third person camera mode + if (mCameraAnimating || !cameraThirdPerson()) + { + return; + } + + LLViewerObject *chatter = gObjectList.findObject(gAgent.getLastChatter()); + if (!chatter) + { + return; + } + + LLVector3 delta_pos; + if (chatter->isAvatar()) + { + LLVOAvatar *chatter_av = (LLVOAvatar*)chatter; + if (isAgentAvatarValid() && chatter_av->mHeadp) + { + delta_pos = chatter_av->mHeadp->getWorldPosition() - gAgentAvatarp->mHeadp->getWorldPosition(); + } + else + { + delta_pos = chatter->getPositionAgent() - gAgent.getPositionAgent(); + } + delta_pos.normalize(); + + gAgent.setControlFlags(AGENT_CONTROL_STOP); + + changeCameraToThirdPerson(); + + LLVector3 new_camera_pos = gAgentAvatarp->mHeadp->getWorldPosition(); + LLVector3 left = delta_pos % LLVector3::z_axis; + left.normalize(); + LLVector3 up = left % delta_pos; + up.normalize(); + new_camera_pos -= delta_pos * 0.4f; + new_camera_pos += left * 0.3f; + new_camera_pos += up * 0.2f; + + setFocusOnAvatar(false, false); + + if (chatter_av->mHeadp) + { + setFocusGlobal(gAgent.getPosGlobalFromAgent(chatter_av->mHeadp->getWorldPosition()), gAgent.getLastChatter()); + mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(new_camera_pos) - gAgent.getPosGlobalFromAgent(chatter_av->mHeadp->getWorldPosition()); + } + else + { + setFocusGlobal(chatter->getPositionGlobal(), gAgent.getLastChatter()); + mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(new_camera_pos) - chatter->getPositionGlobal(); + } + } + else + { + delta_pos = chatter->getRenderPosition() - gAgent.getPositionAgent(); + delta_pos.normalize(); + + gAgent.setControlFlags(AGENT_CONTROL_STOP); + + changeCameraToThirdPerson(); + + LLVector3 new_camera_pos = gAgentAvatarp->mHeadp->getWorldPosition(); + LLVector3 left = delta_pos % LLVector3::z_axis; + left.normalize(); + LLVector3 up = left % delta_pos; + up.normalize(); + new_camera_pos -= delta_pos * 0.4f; + new_camera_pos += left * 0.3f; + new_camera_pos += up * 0.2f; + + setFocusOnAvatar(false, false); + + setFocusGlobal(chatter->getPositionGlobal(), gAgent.getLastChatter()); + mCameraFocusOffsetTarget = gAgent.getPosGlobalFromAgent(new_camera_pos) - chatter->getPositionGlobal(); + } +} + +bool LLAgentCamera::isfollowCamLocked() +{ + return mFollowCam.getPositionLocked(); +} + +bool LLAgentCamera::setPointAt(EPointAtType target_type, LLViewerObject *object, LLVector3 position) +{ + // disallow pointing at attachments and avatars + if (object && (object->isAttachment() || object->isAvatar())) + { + return false; + } + if (!mPointAt || mPointAt->isDead()) + { + mPointAt = (LLHUDEffectPointAt *)LLHUDManager::getInstance()->createViewerEffect(LLHUDObject::LL_HUD_EFFECT_POINTAT); + mPointAt->setSourceObject(gAgentAvatarp); + } + return mPointAt->setPointAt(target_type, object, position); +} + +void LLAgentCamera::rotateToInitSitRot() +{ + gAgent.rotate(~gAgent.getFrameAgent().getQuaternion()); + gAgent.rotate(mInitSitRot); +} + +void LLAgentCamera::resetCameraZoomFraction() +{ + mCameraZoomFraction = INITIAL_ZOOM_FRACTION; +} + +ELookAtType LLAgentCamera::getLookAtType() +{ + if (mLookAt) + { + return mLookAt->getLookAtType(); + } + return LOOKAT_TARGET_NONE; +} + +EPointAtType LLAgentCamera::getPointAtType() +{ + if (mPointAt) + { + return mPointAt->getPointAtType(); + } + return POINTAT_TARGET_NONE; +} + +void LLAgentCamera::clearGeneralKeys() +{ + mAtKey = 0; + mWalkKey = 0; + mLeftKey = 0; + mUpKey = 0; + mYawKey = 0.f; + mPitchKey = 0.f; +} + +void LLAgentCamera::clearOrbitKeys() +{ + mOrbitLeftKey = 0.f; + mOrbitRightKey = 0.f; + mOrbitUpKey = 0.f; + mOrbitDownKey = 0.f; + mOrbitInKey = 0.f; + mOrbitOutKey = 0.f; +} + +void LLAgentCamera::clearPanKeys() +{ + mPanRightKey = 0.f; + mPanLeftKey = 0.f; + mPanUpKey = 0.f; + mPanDownKey = 0.f; + mPanInKey = 0.f; + mPanOutKey = 0.f; +} + +// static +S32 LLAgentCamera::directionToKey(S32 direction) +{ + if (direction > 0) return 1; + if (direction < 0) return -1; + return 0; +} + + +// EOF + |