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-rw-r--r--indra/newview/llviewercamera.cpp391
1 files changed, 149 insertions, 242 deletions
diff --git a/indra/newview/llviewercamera.cpp b/indra/newview/llviewercamera.cpp
index 3300d6f633..34803987a9 100644
--- a/indra/newview/llviewercamera.cpp
+++ b/indra/newview/llviewercamera.cpp
@@ -60,28 +60,6 @@ LLTrace::CountStatHandle<> LLViewerCamera::sAngularVelocityStat("camera_angular_
LLViewerCamera::eCameraID LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD;
-//glu pick matrix implementation borrowed from Mesa3D
-glh::matrix4f gl_pick_matrix(GLfloat x, GLfloat y, GLfloat width, GLfloat height, GLint* viewport)
-{
- GLfloat m[16];
- GLfloat sx, sy;
- GLfloat tx, ty;
-
- sx = viewport[2] / width;
- sy = viewport[3] / height;
- tx = (viewport[2] + 2.f * (viewport[0] - x)) / width;
- ty = (viewport[3] + 2.f * (viewport[1] - y)) / height;
-
- #define M(row,col) m[col*4+row]
- M(0,0) = sx; M(0,1) = 0.f; M(0,2) = 0.f; M(0,3) = tx;
- M(1,0) = 0.f; M(1,1) = sy; M(1,2) = 0.f; M(1,3) = ty;
- M(2,0) = 0.f; M(2,1) = 0.f; M(2,2) = 1.f; M(2,3) = 0.f;
- M(3,0) = 0.f; M(3,1) = 0.f; M(3,2) = 0.f; M(3,3) = 1.f;
- #undef M
-
- return glh::matrix4f(m);
-}
-
LLViewerCamera::LLViewerCamera() : LLCamera()
{
calcProjection(getFar());
@@ -159,8 +137,8 @@ bool LLViewerCamera::updateCameraLocation(const LLVector3 &center, const LLVecto
setOrigin(origin);
setAxes(at, left, up);
- mVelocityDir = origin - last_position;
- F32 dpos = mVelocityDir.normVec();
+ mVelocityDir = origin - last_position ;
+ F32 dpos = mVelocityDir.normVec() ;
LLQuaternion rotation;
rotation.shortestArc(last_axis, getAtAxis());
@@ -170,16 +148,16 @@ bool LLViewerCamera::updateCameraLocation(const LLVector3 &center, const LLVecto
add(sVelocityStat, dpos);
add(sAngularVelocityStat, drot);
- mAverageSpeed = LLTrace::get_frame_recording().getPeriodMeanPerSec(sVelocityStat, 50);
- mAverageAngularSpeed = LLTrace::get_frame_recording().getPeriodMeanPerSec(sAngularVelocityStat);
+ mAverageSpeed = (F32)LLTrace::get_frame_recording().getPeriodMeanPerSec(sVelocityStat, 50);
+ mAverageAngularSpeed = (F32)LLTrace::get_frame_recording().getPeriodMeanPerSec(sAngularVelocityStat);
mCosHalfCameraFOV = cosf(0.5f * getView() * llmax(1.0f, getAspect()));
// update pixel meter ratio using default fov, not modified one
- mPixelMeterRatio = getViewHeightInPixels() / (2.f * tanf(mCameraFOVDefault * 0.5));
+ mPixelMeterRatio = (F32)(getViewHeightInPixels()/ (2.f*tanf(mCameraFOVDefault*0.5f)));
// update screen pixel area
- mScreenPixelArea = (S32)((F32)getViewHeightInPixels() * ((F32)getViewHeightInPixels() * getAspect()));
return true;
+ mScreenPixelArea =(S32)((F32)getViewHeightInPixels() * ((F32)getViewHeightInPixels() * getAspect()));
}
const LLMatrix4 &LLViewerCamera::getProjection() const
@@ -206,10 +184,10 @@ void LLViewerCamera::calcProjection(const F32 far_distance) const
F32 f = 1 / tan(fov_y * 0.5f);
mProjectionMatrix.setZero();
- mProjectionMatrix.mMatrix[0][0] = f / aspect;
+ mProjectionMatrix.mMatrix[0][0] = f/aspect;
mProjectionMatrix.mMatrix[1][1] = f;
- mProjectionMatrix.mMatrix[2][2] = (z_far + z_near) / (z_near - z_far);
- mProjectionMatrix.mMatrix[3][2] = (2 * z_far * z_near) / (z_near - z_far);
+ mProjectionMatrix.mMatrix[2][2] = (z_far + z_near)/(z_near - z_far);
+ mProjectionMatrix.mMatrix[3][2] = (2*z_far*z_near)/(z_near - z_far);
mProjectionMatrix.mMatrix[2][3] = -1;
}
@@ -219,83 +197,76 @@ void LLViewerCamera::calcProjection(const F32 far_distance) const
// height.
//static
-void LLViewerCamera::updateFrustumPlanes(LLCamera& camera, BOOL ortho, BOOL zflip, BOOL no_hacks)
+void LLViewerCamera::updateFrustumPlanes(LLCamera& camera, bool ortho, bool zflip, bool no_hacks)
{
- GLint* viewport = (GLint*) gGLViewport;
- F64 model[16];
- F64 proj[16];
-
- for (U32 i = 0; i < 16; i++)
- {
- model[i] = (F64) gGLModelView[i];
- proj[i] = (F64) gGLProjection[i];
- }
-
- GLdouble objX, objY, objZ;
+ glm::ivec4 viewport = glm::make_vec4((GLint*) gGLViewport);
+ glm::mat4 model = get_current_modelview();
+ glm::mat4 proj = get_current_projection();
LLVector3 frust[8];
+ glm::vec3 obj;
if (no_hacks)
{
- gluUnProject(viewport[0], viewport[1], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[0].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[1].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1] + viewport[3], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[2].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0], viewport[1] + viewport[3], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[3].setVec((F32)objX, (F32)objY, (F32)objZ);
-
- gluUnProject(viewport[0], viewport[1], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[4].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[5].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1] + viewport[3], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[6].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0], viewport[1] + viewport[3], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[7].setVec((F32)objX, (F32)objY, (F32)objZ);
+ obj = glm::unProject(glm::vec3(viewport[0], viewport[1], 0), model, proj, viewport);
+ frust[0].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1],0),model,proj,viewport);
+ frust[1].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1]+viewport[3],0),model,proj,viewport);
+ frust[2].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1]+viewport[3],0),model,proj,viewport);
+ frust[3].setVec(glm::value_ptr(obj));
+
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1],1),model,proj,viewport);
+ frust[4].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1],1),model,proj,viewport);
+ frust[5].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1]+viewport[3],1),model,proj,viewport);
+ frust[6].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1]+viewport[3],1),model,proj,viewport);
+ frust[7].setVec(glm::value_ptr(obj));
}
else if (zflip)
{
- gluUnProject(viewport[0], viewport[1] + viewport[3], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[0].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1] + viewport[3], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[1].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[2].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0], viewport[1], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[3].setVec((F32)objX, (F32)objY, (F32)objZ);
-
- gluUnProject(viewport[0], viewport[1] + viewport[3], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[4].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1] + viewport[3], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[5].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[6].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0], viewport[1], 1, model, proj, viewport, &objX, &objY, &objZ);
- frust[7].setVec((F32)objX, (F32)objY, (F32)objZ);
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1]+viewport[3],0),model,proj,viewport);
+ frust[0].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1]+viewport[3],0),model,proj,viewport);
+ frust[1].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1],0),model,proj,viewport);
+ frust[2].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1],0),model,proj,viewport);
+ frust[3].setVec(glm::value_ptr(obj));
+
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1]+viewport[3],1),model,proj,viewport);
+ frust[4].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1]+viewport[3],1),model,proj,viewport);
+ frust[5].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1],1),model,proj,viewport);
+ frust[6].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1],1),model,proj,viewport);
+ frust[7].setVec(glm::value_ptr(obj));
for (U32 i = 0; i < 4; i++)
{
- frust[i + 4] = frust[i + 4] - frust[i];
- frust[i + 4].normVec();
- frust[i + 4] = frust[i] + frust[i + 4] * camera.getFar();
+ frust[i+4] = frust[i+4]-frust[i];
+ frust[i+4].normVec();
+ frust[i+4] = frust[i] + frust[i+4]*camera.getFar();
}
}
else
{
- gluUnProject(viewport[0], viewport[1], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[0].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[1].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0] + viewport[2], viewport[1] + viewport[3], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[2].setVec((F32)objX, (F32)objY, (F32)objZ);
- gluUnProject(viewport[0], viewport[1] + viewport[3], 0, model, proj, viewport, &objX, &objY, &objZ);
- frust[3].setVec((F32)objX, (F32)objY, (F32)objZ);
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1],0),model,proj,viewport);
+ frust[0].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1],0),model,proj,viewport);
+ frust[1].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0]+viewport[2],viewport[1]+viewport[3],0),model,proj,viewport);
+ frust[2].setVec(glm::value_ptr(obj));
+ obj = glm::unProject(glm::vec3(viewport[0],viewport[1]+viewport[3],0),model,proj,viewport);
+ frust[3].setVec(glm::value_ptr(obj));
if (ortho)
{
- LLVector3 far_shift = camera.getAtAxis() * camera.getFar() * 2.f;
+ LLVector3 far_shift = camera.getAtAxis()*camera.getFar()*2.f;
for (U32 i = 0; i < 4; i++)
{
frust[i+4] = frust[i] + far_shift;
@@ -307,7 +278,7 @@ void LLViewerCamera::updateFrustumPlanes(LLCamera& camera, BOOL ortho, BOOL zfli
{
LLVector3 vec = frust[i] - camera.getOrigin();
vec.normVec();
- frust[i + 4] = camera.getOrigin() + vec * camera.getFar();
+ frust[i+4] = camera.getOrigin() + vec*camera.getFar();
}
}
}
@@ -315,17 +286,17 @@ void LLViewerCamera::updateFrustumPlanes(LLCamera& camera, BOOL ortho, BOOL zfli
camera.calcAgentFrustumPlanes(frust);
}
-void LLViewerCamera::setPerspective(BOOL for_selection,
- S32 x, S32 y_from_bot, S32 width, S32 height,
- BOOL limit_select_distance,
- F32 z_near, F32 z_far)
+void LLViewerCamera::setPerspective(bool for_selection,
+ S32 x, S32 y_from_bot, S32 width, S32 height,
+ bool limit_select_distance,
+ F32 z_near, F32 z_far)
{
F32 fov_y, aspect;
- fov_y = RAD_TO_DEG * getView();
- BOOL z_default_far = FALSE;
+ fov_y = getView();
+ bool z_default_far = false;
if (z_far <= 0)
{
- z_default_far = TRUE;
+ z_default_far = true;
z_far = getFar();
}
if (z_near <= 0)
@@ -338,22 +309,19 @@ void LLViewerCamera::setPerspective(BOOL for_selection,
gGL.matrixMode(LLRender::MM_PROJECTION);
gGL.loadIdentity();
- glh::matrix4f proj_mat;
+ glm::mat4 proj_mat = glm::identity<glm::mat4>();
if (for_selection)
{
// make a tiny little viewport
// anything drawn into this viewport will be "selected"
- GLint viewport[] =
- {
- gViewerWindow->getWorldViewRectRaw().mLeft,
+ glm::ivec4 viewport(gViewerWindow->getWorldViewRectRaw().mLeft,
gViewerWindow->getWorldViewRectRaw().mBottom,
gViewerWindow->getWorldViewRectRaw().getWidth(),
- gViewerWindow->getWorldViewRectRaw().getHeight()
- };
+ gViewerWindow->getWorldViewRectRaw().getHeight());
- proj_mat = gl_pick_matrix(x+width/2.f, y_from_bot+height/2.f, (GLfloat) width, (GLfloat) height, viewport);
+ proj_mat = glm::pickMatrix(glm::vec2(x + width / 2.f, y_from_bot + height / 2.f), glm::vec2((GLfloat)width, (GLfloat)height), viewport);
if (limit_select_distance)
{
@@ -383,98 +351,73 @@ void LLViewerCamera::setPerspective(BOOL for_selection,
{
float offset = mZoomFactor - 1.f;
int pos_y = mZoomSubregion / llceil(mZoomFactor);
- int pos_x = mZoomSubregion - (pos_y*llceil(mZoomFactor));
- glh::matrix4f translate;
- translate.set_translate(glh::vec3f(offset - (F32)pos_x * 2.f, offset - (F32)pos_y * 2.f, 0.f));
- glh::matrix4f scale;
- scale.set_scale(glh::vec3f(mZoomFactor, mZoomFactor, 1.f));
-
- proj_mat = scale*proj_mat;
- proj_mat = translate*proj_mat;
+ int pos_x = mZoomSubregion - (pos_y * llceil(mZoomFactor));
+
+ glm::mat4 translate;
+ translate = glm::translate(glm::vec3(offset - (F32)pos_x * 2.f, offset - (F32)pos_y * 2.f, 0.f));
+ glm::mat4 scale;
+ scale = glm::scale(glm::vec3(mZoomFactor, mZoomFactor, 1.f));
+
+ proj_mat = scale * proj_mat;
+ proj_mat = translate * proj_mat;
}
calcProjection(z_far); // Update the projection matrix cache
- proj_mat *= gl_perspective(fov_y,aspect,z_near,z_far);
+ proj_mat *= glm::perspective(fov_y, aspect, z_near, z_far);
- gGL.loadMatrix(proj_mat.m);
+ gGL.loadMatrix(glm::value_ptr(proj_mat));
- for (U32 i = 0; i < 16; i++)
- {
- gGLProjection[i] = proj_mat.m[i];
- }
+ set_current_projection(proj_mat);
gGL.matrixMode(LLRender::MM_MODELVIEW);
- glh::matrix4f modelview((GLfloat*) OGL_TO_CFR_ROTATION);
+ glm::mat4 modelview(glm::make_mat4((GLfloat*)OGL_TO_CFR_ROTATION));
- GLfloat ogl_matrix[16];
+ GLfloat ogl_matrix[16];
getOpenGLTransform(ogl_matrix);
- modelview *= glh::matrix4f(ogl_matrix);
+ modelview *= glm::make_mat4(ogl_matrix);
- gGL.loadMatrix(modelview.m);
+ gGL.loadMatrix(glm::value_ptr(modelview));
if (for_selection && (width > 1 || height > 1))
{
// NB: as of this writing, i believe the code below is broken (doesn't take into account the world view, assumes entire window)
// however, it is also unused (the GL matricies are used for selection, (see LLCamera::sphereInFrustum())) and so i'm not
// comfortable hacking on it.
- calculateFrustumPlanesFromWindow
- (
- (F32)(x - width / 2) / (F32)gViewerWindow->getWindowWidthScaled() - 0.5f,
+ calculateFrustumPlanesFromWindow((F32)(x - width / 2) / (F32)gViewerWindow->getWindowWidthScaled() - 0.5f,
(F32)(y_from_bot - height / 2) / (F32)gViewerWindow->getWindowHeightScaled() - 0.5f,
(F32)(x + width / 2) / (F32)gViewerWindow->getWindowWidthScaled() - 0.5f,
- (F32)(y_from_bot + height / 2) / (F32)gViewerWindow->getWindowHeightScaled() - 0.5f
- );
+ (F32)(y_from_bot + height / 2) / (F32)gViewerWindow->getWindowHeightScaled() - 0.5f);
+
}
// if not picking and not doing a snapshot, cache various GL matrices
if (!for_selection && mZoomFactor == 1.f)
{
// Save GL matrices for access elsewhere in code, especially project_world_to_screen
- for (U32 i = 0; i < 16; i++)
- {
- gGLModelView[i] = modelview.m[i];
- }
+ set_current_modelview(modelview);
}
updateFrustumPlanes(*this);
}
-
// Uses the last GL matrices set in set_perspective to project a point from
// screen coordinates to the agent's region.
void LLViewerCamera::projectScreenToPosAgent(const S32 screen_x, const S32 screen_y, LLVector3* pos_agent) const
{
- GLdouble x, y, z;
-
- F64 mdlv[16];
- F64 proj[16];
-
- for (U32 i = 0; i < 16; i++)
- {
- mdlv[i] = (F64) gGLModelView[i];
- proj[i] = (F64) gGLProjection[i];
- }
-
- gluUnProject(
- GLdouble(screen_x), GLdouble(screen_y), 0.0,
- mdlv, proj, (GLint*)gGLViewport,
- &x,
- &y,
- &z );
- pos_agent->setVec( (F32)x, (F32)y, (F32)z );
+ glm::vec3 agent_coord = glm::unProject(glm::vec3(screen_x, screen_y, 0.f), get_current_modelview(), get_current_projection(), glm::make_vec4(gGLViewport));
+ pos_agent->setVec( (F32)agent_coord.x, (F32)agent_coord.y, (F32)agent_coord.z );
}
// Uses the last GL matrices set in set_perspective to project a point from
-// the agent's region space to screen coordinates. Returns TRUE if point in within
+// the agent's region space to screen coordinates. Returns true if point in within
// the current window.
-BOOL LLViewerCamera::projectPosAgentToScreen(const LLVector3 &pos_agent, LLCoordGL &out_point, const BOOL clamp) const
+bool LLViewerCamera::projectPosAgentToScreen(const LLVector3 &pos_agent, LLCoordGL &out_point, const bool clamp) const
{
- BOOL in_front = TRUE;
- GLdouble x, y, z; // object's window coords, GL-style
+ bool in_front = true;
LLVector3 dir_to_point = pos_agent - getOrigin();
dir_to_point /= dir_to_point.magVec();
@@ -483,58 +426,43 @@ BOOL LLViewerCamera::projectPosAgentToScreen(const LLVector3 &pos_agent, LLCoord
{
if (clamp)
{
- return FALSE;
+ return false;
}
else
{
- in_front = FALSE;
+ in_front = false;
}
}
LLRect world_view_rect = gViewerWindow->getWorldViewRectRaw();
- S32 viewport[4];
- viewport[0] = world_view_rect.mLeft;
- viewport[1] = world_view_rect.mBottom;
- viewport[2] = world_view_rect.getWidth();
- viewport[3] = world_view_rect.getHeight();
+ glm::ivec4 viewport(world_view_rect.mLeft, world_view_rect.mBottom, world_view_rect.getWidth(), world_view_rect.getHeight());
+ glm::vec3 win_coord = glm::project(glm::vec3(pos_agent), get_current_modelview(), get_current_projection(), viewport);
- F64 mdlv[16];
- F64 proj[16];
-
- for (U32 i = 0; i < 16; i++)
- {
- mdlv[i] = (F64) gGLModelView[i];
- proj[i] = (F64) gGLProjection[i];
- }
-
- if (GL_TRUE == gluProject(pos_agent.mV[VX], pos_agent.mV[VY], pos_agent.mV[VZ],
- mdlv, proj, (GLint*)viewport,
- &x, &y, &z))
{
// convert screen coordinates to virtual UI coordinates
- x /= gViewerWindow->getDisplayScale().mV[VX];
- y /= gViewerWindow->getDisplayScale().mV[VY];
+ win_coord.x /= gViewerWindow->getDisplayScale().mV[VX];
+ win_coord.y /= gViewerWindow->getDisplayScale().mV[VY];
// should now have the x,y coords of grab_point in screen space
LLRect world_rect = gViewerWindow->getWorldViewRectScaled();
// convert to pixel coordinates
- S32 int_x = lltrunc(x);
- S32 int_y = lltrunc(y);
+ S32 int_x = lltrunc(win_coord.x);
+ S32 int_y = lltrunc(win_coord.y);
- BOOL valid = TRUE;
+ bool valid = true;
if (clamp)
{
if (int_x < world_rect.mLeft)
{
out_point.mX = world_rect.mLeft;
- valid = FALSE;
+ valid = false;
}
else if (int_x > world_rect.mRight)
{
out_point.mX = world_rect.mRight;
- valid = FALSE;
+ valid = false;
}
else
{
@@ -544,12 +472,12 @@ BOOL LLViewerCamera::projectPosAgentToScreen(const LLVector3 &pos_agent, LLCoord
if (int_y < world_rect.mBottom)
{
out_point.mY = world_rect.mBottom;
- valid = FALSE;
+ valid = false;
}
else if (int_y > world_rect.mTop)
{
out_point.mY = world_rect.mTop;
- valid = FALSE;
+ valid = false;
}
else
{
@@ -564,89 +492,69 @@ BOOL LLViewerCamera::projectPosAgentToScreen(const LLVector3 &pos_agent, LLCoord
if (int_x < world_rect.mLeft)
{
- valid = FALSE;
+ valid = false;
}
else if (int_x > world_rect.mRight)
{
- valid = FALSE;
+ valid = false;
}
if (int_y < world_rect.mBottom)
{
- valid = FALSE;
+ valid = false;
}
else if (int_y > world_rect.mTop)
{
- valid = FALSE;
+ valid = false;
}
return in_front && valid;
}
}
- else
- {
- return FALSE;
- }
}
// Uses the last GL matrices set in set_perspective to project a point from
// the agent's region space to the nearest edge in screen coordinates.
-// Returns TRUE if projection succeeds.
-BOOL LLViewerCamera::projectPosAgentToScreenEdge(const LLVector3 &pos_agent,
+// Returns true if projection succeeds.
+bool LLViewerCamera::projectPosAgentToScreenEdge(const LLVector3 &pos_agent,
LLCoordGL &out_point) const
{
LLVector3 dir_to_point = pos_agent - getOrigin();
dir_to_point /= dir_to_point.magVec();
- BOOL in_front = TRUE;
+ bool in_front = true;
if (dir_to_point * getAtAxis() < 0.f)
{
- in_front = FALSE;
+ in_front = false;
}
LLRect world_view_rect = gViewerWindow->getWorldViewRectRaw();
- S32 viewport[4];
- viewport[0] = world_view_rect.mLeft;
- viewport[1] = world_view_rect.mBottom;
- viewport[2] = world_view_rect.getWidth();
- viewport[3] = world_view_rect.getHeight();
- GLdouble x, y, z; // object's window coords, GL-style
-
- F64 mdlv[16];
- F64 proj[16];
- for (U32 i = 0; i < 16; i++)
- {
- mdlv[i] = (F64) gGLModelView[i];
- proj[i] = (F64) gGLProjection[i];
- }
+ glm::ivec4 viewport(world_view_rect.mLeft, world_view_rect.mBottom, world_view_rect.getWidth(), world_view_rect.getHeight());
+ glm::vec3 win_coord = glm::project(glm::vec3(pos_agent), get_current_modelview(), get_current_projection(), viewport);
- if (GL_TRUE == gluProject(pos_agent.mV[VX], pos_agent.mV[VY],
- pos_agent.mV[VZ], mdlv,
- proj, (GLint*)viewport,
- &x, &y, &z))
{
- x /= gViewerWindow->getDisplayScale().mV[VX];
- y /= gViewerWindow->getDisplayScale().mV[VY];
+ win_coord.x /= gViewerWindow->getDisplayScale().mV[VX];
+ win_coord.y /= gViewerWindow->getDisplayScale().mV[VY];
// should now have the x,y coords of grab_point in screen space
const LLRect& world_rect = gViewerWindow->getWorldViewRectScaled();
// ...sanity check
- S32 int_x = lltrunc(x);
- S32 int_y = lltrunc(y);
+ S32 int_x = lltrunc(win_coord.x);
+ S32 int_y = lltrunc(win_coord.y);
// find the center
- GLdouble center_x = (GLdouble)world_rect.getCenterX();
- GLdouble center_y = (GLdouble)world_rect.getCenterY();
+ F32 center_x = (F32)world_rect.getCenterX();
+ F32 center_y = (F32)world_rect.getCenterY();
- if (x == center_x && y == center_y)
+ if (win_coord.x == center_x && win_coord.y == center_y)
{
// can't project to edge from exact center
- return FALSE;
+ return false;
}
// find the line from center to local
- GLdouble line_x = x - center_x;
- GLdouble line_y = y - center_y;
+ F32 line_x = win_coord.x - center_x;
+ F32 line_y = win_coord.y - center_y;
int_x = lltrunc(center_x);
int_y = lltrunc(center_y);
@@ -667,11 +575,11 @@ BOOL LLViewerCamera::projectPosAgentToScreenEdge(const LLVector3 &pos_agent,
else if (0 == world_rect.getWidth())
{
// the diagonal slope of the view is undefined
- if (y < world_rect.mBottom)
+ if (win_coord.y < world_rect.mBottom)
{
int_y = world_rect.mBottom;
}
- else if ( y > world_rect.mTop)
+ else if (win_coord.y > world_rect.mTop)
{
int_y = world_rect.mTop;
}
@@ -693,7 +601,7 @@ BOOL LLViewerCamera::projectPosAgentToScreenEdge(const LLVector3 &pos_agent,
// top
int_y = world_rect.mTop;
}
- int_x = lltrunc(((GLdouble)int_y - center_y) / line_slope + center_x);
+ int_x = lltrunc(((F32)int_y - center_y) / line_slope + center_x);
}
else if (fabs(line_slope) < rect_slope)
{
@@ -707,7 +615,7 @@ BOOL LLViewerCamera::projectPosAgentToScreenEdge(const LLVector3 &pos_agent,
// right
int_x = world_rect.mRight;
}
- int_y = lltrunc(((GLdouble)int_x - center_x) * line_slope + center_y);
+ int_y = lltrunc(((F32)int_x - center_x) * line_slope + center_y);
}
else
{
@@ -738,9 +646,9 @@ BOOL LLViewerCamera::projectPosAgentToScreenEdge(const LLVector3 &pos_agent,
out_point.mX = int_x + world_rect.mLeft;
out_point.mY = int_y + world_rect.mBottom;
- return TRUE;
+ return true;
}
- return FALSE;
+ return false;
}
@@ -765,7 +673,7 @@ LLVector3 LLViewerCamera::roundToPixel(const LLVector3 &pos_agent)
F32 dist = (pos_agent - getOrigin()).magVec();
// Convert to screen space and back, preserving the depth.
LLCoordGL screen_point;
- if (!projectPosAgentToScreen(pos_agent, screen_point, FALSE))
+ if (!projectPosAgentToScreen(pos_agent, screen_point, false))
{
// Off the screen, just return the original position.
return pos_agent;
@@ -787,14 +695,14 @@ LLVector3 LLViewerCamera::roundToPixel(const LLVector3 &pos_agent)
return pos_agent_rounded;
}
-BOOL LLViewerCamera::cameraUnderWater() const
+bool LLViewerCamera::cameraUnderWater() const
{
LLViewerRegion* regionp = LLWorld::instance().getRegionFromPosAgent(getOrigin());
if (gPipeline.mHeroProbeManager.isMirrorPass())
{
// TODO: figure out how to handle this case
- return FALSE;
+ return false;
}
if (!regionp)
@@ -804,26 +712,26 @@ BOOL LLViewerCamera::cameraUnderWater() const
if(!regionp)
{
- return FALSE ;
+ return false ;
}
return getOrigin().mV[VZ] < regionp->getWaterHeight();
}
-BOOL LLViewerCamera::areVertsVisible(LLViewerObject* volumep, BOOL all_verts)
+bool LLViewerCamera::areVertsVisible(LLViewerObject* volumep, bool all_verts)
{
S32 i, num_faces;
LLDrawable* drawablep = volumep->mDrawable;
if (!drawablep)
{
- return FALSE;
+ return false;
}
LLVolume* volume = volumep->getVolume();
if (!volume)
{
- return FALSE;
+ return false;
}
LLVOVolume* vo_volume = (LLVOVolume*) volumep;
@@ -843,7 +751,7 @@ BOOL LLViewerCamera::areVertsVisible(LLViewerObject* volumep, BOOL all_verts)
{
const LLVolumeFace& face = volume->getVolumeFace(i);
- for (U32 v = 0; v < face.mNumVertices; v++)
+ for (S32 v = 0; v < face.mNumVertices; v++)
{
const LLVector4a& src_vec = face.mPositions[v];
LLVector4a vec;
@@ -855,7 +763,7 @@ BOOL LLViewerCamera::areVertsVisible(LLViewerObject* volumep, BOOL all_verts)
render_mata.affineTransform(t, vec);
}
- BOOL in_frustum = pointInFrustum(LLVector3(vec.getF32ptr())) > 0;
+ bool in_frustum = pointInFrustum(LLVector3(vec.getF32ptr())) > 0;
if (( !in_frustum && all_verts) ||
(in_frustum && !all_verts))
@@ -867,7 +775,7 @@ BOOL LLViewerCamera::areVertsVisible(LLViewerObject* volumep, BOOL all_verts)
return all_verts;
}
-extern BOOL gCubeSnapshot;
+extern bool gCubeSnapshot;
// changes local camera and broadcasts change
/* virtual */ void LLViewerCamera::setView(F32 vertical_fov_rads)
@@ -912,19 +820,18 @@ void LLViewerCamera::setDefaultFOV(F32 vertical_fov_rads)
mCosHalfCameraFOV = cosf(mCameraFOVDefault * 0.5f);
}
-BOOL LLViewerCamera::isDefaultFOVChanged()
+bool LLViewerCamera::isDefaultFOVChanged()
{
if(mPrevCameraFOVDefault != mCameraFOVDefault)
{
mPrevCameraFOVDefault = mCameraFOVDefault;
return !gSavedSettings.getBOOL("IgnoreFOVZoomForLODs");
}
- return FALSE;
+ return false;
}
-// static
void LLViewerCamera::updateCameraAngle(const LLSD& value)
{
- setDefaultFOV(value.asReal());
+ setDefaultFOV((F32)value.asReal());
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-27 12:50:54 +0000