/** * @file lltoolbrush.cpp * @brief Implementation of the toolbrushes * * $LicenseInfo:firstyear=2001&license=viewergpl$ * * Copyright (c) 2001-2009, Linden Research, Inc. * * Second Life Viewer Source Code * The source code in this file ("Source Code") is provided by Linden Lab * to you under the terms of the GNU General Public License, version 2.0 * ("GPL"), unless you have obtained a separate licensing agreement * ("Other License"), formally executed by you and Linden Lab. Terms of * the GPL can be found in doc/GPL-license.txt in this distribution, or * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 * * There are special exceptions to the terms and conditions of the GPL as * it is applied to this Source Code. View the full text of the exception * in the file doc/FLOSS-exception.txt in this software distribution, or * online at * http://secondlifegrid.net/programs/open_source/licensing/flossexception * * By copying, modifying or distributing this software, you acknowledge * that you have read and understood your obligations described above, * and agree to abide by those obligations. * * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, * COMPLETENESS OR PERFORMANCE. * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "lltoolbrush.h" #include "lltoolselectland.h" #include "llgl.h" #include "llrender.h" #include "message.h" #include "llagent.h" #include "llcallbacklist.h" #include "llviewercontrol.h" #include "llfloatertools.h" #include "llregionposition.h" #include "llstatusbar.h" #include "llsurface.h" #include "llsurfacepatch.h" #include "lltoolmgr.h" #include "llui.h" #include "llviewerparcelmgr.h" #include "llviewerparceloverlay.h" #include "llviewerregion.h" #include "llviewerwindow.h" #include "llworld.h" #include "llappviewer.h" #include "llparcel.h" #include "llglheaders.h" const std::string REGION_BLOCKS_TERRAFORM_MSG = "This region does not allow terraforming.\n" "You will need to buy land in another part of the world to terraform it."; ///============================================================================ /// Local function declarations, constants, enums, and typedefs ///============================================================================ const S32 LAND_BRUSH_SIZE_COUNT = 3; const F32 LAND_BRUSH_SIZE[LAND_BRUSH_SIZE_COUNT] = {1.0f, 2.0f, 4.0f}; const S32 LAND_STEPS = 3; const F32 LAND_METERS_PER_SECOND = 1.0f; enum { E_LAND_LEVEL = 0, E_LAND_RAISE = 1, E_LAND_LOWER = 2, E_LAND_SMOOTH = 3, E_LAND_NOISE = 4, E_LAND_REVERT = 5, E_LAND_INVALID = 6, }; const LLColor4 OVERLAY_COLOR(1.0f, 1.0f, 1.0f, 1.0f); ///============================================================================ /// Class LLToolBrushLand ///============================================================================ // constructor LLToolBrushLand::LLToolBrushLand() : LLTool(std::string("Land")), mStartingZ( 0.0f ), mMouseX( 0 ), mMouseY(0), mGotHover(FALSE), mBrushSelected(FALSE) { mBrushSize = gSavedSettings.getF32("LandBrushSize"); } U8 LLToolBrushLand::getBrushIndex() { // find the best index for desired size // (compatibility with old sims, brush_index is now depricated - DEV-8252) U8 index = 0; for (U8 i = 0; i < LAND_BRUSH_SIZE_COUNT; i++) { if (mBrushSize > LAND_BRUSH_SIZE[i]) { index = i; } } return index; } void LLToolBrushLand::modifyLandAtPointGlobal(const LLVector3d &pos_global, MASK mask) { S32 radioAction = gSavedSettings.getS32("RadioLandBrushAction"); mLastAffectedRegions.clear(); determineAffectedRegions(mLastAffectedRegions, pos_global); for(region_list_t::iterator iter = mLastAffectedRegions.begin(); iter != mLastAffectedRegions.end(); ++iter) { LLViewerRegion* regionp = *iter; //BOOL is_changed = FALSE; LLVector3 pos_region = regionp->getPosRegionFromGlobal(pos_global); LLSurface &land = regionp->getLand(); char action = E_LAND_LEVEL; switch (radioAction) { case 0: // // average toward mStartingZ action = E_LAND_LEVEL; break; case 1: action = E_LAND_RAISE; break; case 2: action = E_LAND_LOWER; break; case 3: action = E_LAND_SMOOTH; break; case 4: action = E_LAND_NOISE; break; case 5: action = E_LAND_REVERT; break; default: action = E_LAND_INVALID; break; } // Don't send a message to the region if nothing changed. //if(!is_changed) continue; // Now to update the patch information so it will redraw correctly. LLSurfacePatch *patchp= land.resolvePatchRegion(pos_region); if (patchp) { patchp->dirtyZ(); } // Also force the property lines to update, normals to recompute, etc. regionp->forceUpdate(); // tell the simulator what we've done F32 seconds = (1.0f / gFPSClamped) * gSavedSettings.getF32("LandBrushForce"); F32 x_pos = (F32)pos_region.mV[VX]; F32 y_pos = (F32)pos_region.mV[VY]; LLMessageSystem* msg = gMessageSystem; msg->newMessageFast(_PREHASH_ModifyLand); msg->nextBlockFast(_PREHASH_AgentData); msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID()); msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID()); msg->nextBlockFast(_PREHASH_ModifyBlock); msg->addU8Fast(_PREHASH_Action, (U8)action); msg->addU8Fast(_PREHASH_BrushSize, getBrushIndex()); msg->addF32Fast(_PREHASH_Seconds, seconds); msg->addF32Fast(_PREHASH_Height, mStartingZ); msg->nextBlockFast(_PREHASH_ParcelData); msg->addS32Fast(_PREHASH_LocalID, -1); msg->addF32Fast(_PREHASH_West, x_pos ); msg->addF32Fast(_PREHASH_South, y_pos ); msg->addF32Fast(_PREHASH_East, x_pos ); msg->addF32Fast(_PREHASH_North, y_pos ); msg->nextBlock("ModifyBlockExtended"); msg->addF32("BrushSize", mBrushSize); msg->sendMessage(regionp->getHost()); } } void LLToolBrushLand::modifyLandInSelectionGlobal() { if (LLViewerParcelMgr::getInstance()->selectionEmpty()) { return; } if (LLToolMgr::getInstance()->getCurrentTool() == LLToolSelectLand::getInstance()) { // selecting land, don't do anything return; } LLVector3d min; LLVector3d max; LLViewerParcelMgr::getInstance()->getSelection(min, max); S32 radioAction = gSavedSettings.getS32("RadioLandBrushAction"); mLastAffectedRegions.clear(); determineAffectedRegions(mLastAffectedRegions, LLVector3d(min.mdV[VX], min.mdV[VY], 0)); determineAffectedRegions(mLastAffectedRegions, LLVector3d(min.mdV[VX], max.mdV[VY], 0)); determineAffectedRegions(mLastAffectedRegions, LLVector3d(max.mdV[VX], min.mdV[VY], 0)); determineAffectedRegions(mLastAffectedRegions, LLVector3d(max.mdV[VX], max.mdV[VY], 0)); LLRegionPosition mid_point_region((min + max) * 0.5); LLViewerRegion* center_region = mid_point_region.getRegion(); if (center_region) { LLVector3 pos_region = mid_point_region.getPositionRegion(); U32 grids = center_region->getLand().mGridsPerEdge; S32 i = llclamp( (S32)pos_region.mV[VX], 0, (S32)grids ); S32 j = llclamp( (S32)pos_region.mV[VY], 0, (S32)grids ); mStartingZ = center_region->getLand().getZ(i+j*grids); } else { mStartingZ = 0.f; } // Stop if our selection include a no-terraform region for(region_list_t::iterator iter = mLastAffectedRegions.begin(); iter != mLastAffectedRegions.end(); ++iter) { LLViewerRegion* regionp = *iter; if (!canTerraform(regionp)) { alertNoTerraform(regionp); return; } } for(region_list_t::iterator iter = mLastAffectedRegions.begin(); iter != mLastAffectedRegions.end(); ++iter) { LLViewerRegion* regionp = *iter; //BOOL is_changed = FALSE; LLVector3 min_region = regionp->getPosRegionFromGlobal(min); LLVector3 max_region = regionp->getPosRegionFromGlobal(max); min_region.clamp(0.f, regionp->getWidth()); max_region.clamp(0.f, regionp->getWidth()); F32 seconds = gSavedSettings.getF32("LandBrushForce"); LLSurface &land = regionp->getLand(); char action = E_LAND_LEVEL; switch (radioAction) { case 0: // // average toward mStartingZ action = E_LAND_LEVEL; seconds *= 0.25f; break; case 1: action = E_LAND_RAISE; seconds *= 0.25f; break; case 2: action = E_LAND_LOWER; seconds *= 0.25f; break; case 3: action = E_LAND_SMOOTH; seconds *= 5.0f; break; case 4: action = E_LAND_NOISE; seconds *= 0.5f; break; case 5: action = E_LAND_REVERT; seconds = 0.5f; break; default: //action = E_LAND_INVALID; //seconds = 0.0f; return; break; } // Don't send a message to the region if nothing changed. //if(!is_changed) continue; // Now to update the patch information so it will redraw correctly. LLSurfacePatch *patchp= land.resolvePatchRegion(min_region); if (patchp) { patchp->dirtyZ(); } // Also force the property lines to update, normals to recompute, etc. regionp->forceUpdate(); // tell the simulator what we've done LLMessageSystem* msg = gMessageSystem; msg->newMessageFast(_PREHASH_ModifyLand); msg->nextBlockFast(_PREHASH_AgentData); msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID()); msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID()); msg->nextBlockFast(_PREHASH_ModifyBlock); msg->addU8Fast(_PREHASH_Action, (U8)action); msg->addU8Fast(_PREHASH_BrushSize, getBrushIndex()); msg->addF32Fast(_PREHASH_Seconds, seconds); msg->addF32Fast(_PREHASH_Height, mStartingZ); BOOL parcel_selected = LLViewerParcelMgr::getInstance()->getParcelSelection()->getWholeParcelSelected(); LLParcel* selected_parcel = LLViewerParcelMgr::getInstance()->getParcelSelection()->getParcel(); if (parcel_selected && selected_parcel) { msg->nextBlockFast(_PREHASH_ParcelData); msg->addS32Fast(_PREHASH_LocalID, selected_parcel->getLocalID()); msg->addF32Fast(_PREHASH_West, min_region.mV[VX] ); msg->addF32Fast(_PREHASH_South, min_region.mV[VY] ); msg->addF32Fast(_PREHASH_East, max_region.mV[VX] ); msg->addF32Fast(_PREHASH_North, max_region.mV[VY] ); } else { msg->nextBlockFast(_PREHASH_ParcelData); msg->addS32Fast(_PREHASH_LocalID, -1); msg->addF32Fast(_PREHASH_West, min_region.mV[VX] ); msg->addF32Fast(_PREHASH_South, min_region.mV[VY] ); msg->addF32Fast(_PREHASH_East, max_region.mV[VX] ); msg->addF32Fast(_PREHASH_North, max_region.mV[VY] ); } msg->nextBlock("ModifyBlockExtended"); msg->addF32("BrushSize", mBrushSize); msg->sendMessage(regionp->getHost()); } } void LLToolBrushLand::brush( void ) { LLVector3d spot; if( gViewerWindow->mousePointOnLandGlobal( mMouseX, mMouseY, &spot ) ) { // Round to nearest X,Y grid spot.mdV[VX] = floor( spot.mdV[VX] + 0.5 ); spot.mdV[VY] = floor( spot.mdV[VY] + 0.5 ); modifyLandAtPointGlobal(spot, gKeyboard->currentMask(TRUE)); } } BOOL LLToolBrushLand::handleMouseDown(S32 x, S32 y, MASK mask) { BOOL handled = FALSE; // Find the z value of the initial click. LLVector3d spot; if( gViewerWindow->mousePointOnLandGlobal( x, y, &spot ) ) { // Round to nearest X,Y grid spot.mdV[VX] = floor( spot.mdV[VX] + 0.5 ); spot.mdV[VY] = floor( spot.mdV[VY] + 0.5 ); LLRegionPosition region_position( spot ); LLViewerRegion* regionp = region_position.getRegion(); if (!canTerraform(regionp)) { alertNoTerraform(regionp); return TRUE; } LLVector3 pos_region = region_position.getPositionRegion(); U32 grids = regionp->getLand().mGridsPerEdge; S32 i = llclamp( (S32)pos_region.mV[VX], 0, (S32)grids ); S32 j = llclamp( (S32)pos_region.mV[VY], 0, (S32)grids ); mStartingZ = regionp->getLand().getZ(i+j*grids); mMouseX = x; mMouseY = y; gIdleCallbacks.addFunction( &LLToolBrushLand::onIdle, (void*)this ); setMouseCapture( TRUE ); LLViewerParcelMgr::getInstance()->setSelectionVisible(FALSE); handled = TRUE; } return handled; } BOOL LLToolBrushLand::handleHover( S32 x, S32 y, MASK mask ) { lldebugst(LLERR_USER_INPUT) << "hover handled by LLToolBrushLand (" << (hasMouseCapture() ? "active":"inactive") << ")" << llendl; mMouseX = x; mMouseY = y; mGotHover = TRUE; gViewerWindow->setCursor(UI_CURSOR_TOOLLAND); return TRUE; } BOOL LLToolBrushLand::handleMouseUp(S32 x, S32 y, MASK mask) { BOOL handled = FALSE; mLastAffectedRegions.clear(); if( hasMouseCapture() ) { // Release the mouse setMouseCapture( FALSE ); LLViewerParcelMgr::getInstance()->setSelectionVisible(TRUE); gIdleCallbacks.deleteFunction( &LLToolBrushLand::onIdle, (void*)this ); handled = TRUE; } return handled; } void LLToolBrushLand::handleSelect() { gEditMenuHandler = this; gFloaterTools->setStatusText("modifyland"); // if (!mBrushSelected) { mBrushSelected = TRUE; } } void LLToolBrushLand::handleDeselect() { if( gEditMenuHandler == this ) { gEditMenuHandler = NULL; } LLViewerParcelMgr::getInstance()->setSelectionVisible(TRUE); mBrushSelected = FALSE; } // Draw the area that will be affected. void LLToolBrushLand::render() { if(mGotHover) { //llinfos << "LLToolBrushLand::render()" << llendl; LLVector3d spot; if(gViewerWindow->mousePointOnLandGlobal(mMouseX, mMouseY, &spot)) { spot.mdV[VX] = floor( spot.mdV[VX] + 0.5 ); spot.mdV[VY] = floor( spot.mdV[VY] + 0.5 ); mBrushSize = gSavedSettings.getF32("LandBrushSize"); region_list_t regions; determineAffectedRegions(regions, spot); // Now, for each region, render the overlay LLVector3 pos_world = gAgent.getRegion()->getPosRegionFromGlobal(spot); for(region_list_t::iterator iter = regions.begin(); iter != regions.end(); ++iter) { LLViewerRegion* region = *iter; renderOverlay(region->getLand(), region->getPosRegionFromGlobal(spot), pos_world); } } mGotHover = FALSE; } } /* * Draw vertical lines from each vertex straight up in world space * with lengths indicating the current "strength" slider. * Decorate the tops and bottoms of the lines like this: * * Raise Revert * /|\ ___ * | | * | | * * Rough Smooth * /|\ ___ * | | * | | * \|/..........._|_ * * Lower Flatten * | | * | | * \|/..........._|_ */ void LLToolBrushLand::renderOverlay(LLSurface& land, const LLVector3& pos_region, const LLVector3& pos_world) { glMatrixMode(GL_MODELVIEW); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); LLGLDepthTest mDepthTest(GL_TRUE); glPushMatrix(); gGL.color4fv(OVERLAY_COLOR.mV); glTranslatef(0.0f, 0.0f, 1.0f); S32 i = (S32) pos_region.mV[VX]; S32 j = (S32) pos_region.mV[VY]; S32 half_edge = llfloor(mBrushSize); S32 radioAction = gSavedSettings.getS32("RadioLandBrushAction"); F32 force = gSavedSettings.getF32("LandBrushForce"); // .1 to 100? gGL.begin(LLRender::LINES); for(S32 di = -half_edge; di <= half_edge; di++) { if((i+di) < 0 || (i+di) >= (S32)land.mGridsPerEdge) continue; for(S32 dj = -half_edge; dj <= half_edge; dj++) { if( (j+dj) < 0 || (j+dj) >= (S32)land.mGridsPerEdge ) continue; const F32 wx = pos_world.mV[VX] + di, wy = pos_world.mV[VY] + dj, wz = land.getZ((i+di)+(j+dj)*land.mGridsPerEdge), norm_dist = sqrt((float)di*di + dj*dj) / half_edge, force_scale = sqrt(2.f) - norm_dist, // 1 at center, 0 at corner wz2 = wz + .2 + (.2 + force/100) * force_scale, // top vertex tic = .075f; // arrowhead size // vertical line gGL.vertex3f(wx, wy, wz); gGL.vertex3f(wx, wy, wz2); if(radioAction == E_LAND_RAISE || radioAction == E_LAND_NOISE) // up arrow { gGL.vertex3f(wx, wy, wz2); gGL.vertex3f(wx+tic, wy, wz2-tic); gGL.vertex3f(wx, wy, wz2); gGL.vertex3f(wx-tic, wy, wz2-tic); } if(radioAction == E_LAND_LOWER || radioAction == E_LAND_NOISE) // down arrow { gGL.vertex3f(wx, wy, wz); gGL.vertex3f(wx+tic, wy, wz+tic); gGL.vertex3f(wx, wy, wz); gGL.vertex3f(wx-tic, wy, wz+tic); } if(radioAction == E_LAND_REVERT || radioAction == E_LAND_SMOOTH) // flat top { gGL.vertex3f(wx-tic, wy, wz2); gGL.vertex3f(wx+tic, wy, wz2); } if(radioAction == E_LAND_LEVEL || radioAction == E_LAND_SMOOTH) // flat bottom { gGL.vertex3f(wx-tic, wy, wz); gGL.vertex3f(wx+tic, wy, wz); } } } gGL.end(); glPopMatrix(); } void LLToolBrushLand::determineAffectedRegions(region_list_t& regions, const LLVector3d& spot ) const { LLVector3d corner(spot); corner.mdV[VX] -= (mBrushSize / 2); corner.mdV[VY] -= (mBrushSize / 2); LLViewerRegion* region = NULL; region = LLWorld::getInstance()->getRegionFromPosGlobal(corner); if(region && regions.find(region) == regions.end()) { regions.insert(region); } corner.mdV[VY] += mBrushSize; region = LLWorld::getInstance()->getRegionFromPosGlobal(corner); if(region && regions.find(region) == regions.end()) { regions.insert(region); } corner.mdV[VX] += mBrushSize; region = LLWorld::getInstance()->getRegionFromPosGlobal(corner); if(region && regions.find(region) == regions.end()) { regions.insert(region); } corner.mdV[VY] -= mBrushSize; region = LLWorld::getInstance()->getRegionFromPosGlobal(corner); if(region && regions.find(region) == regions.end()) { regions.insert(region); } } // static void LLToolBrushLand::onIdle( void* brush_tool ) { LLToolBrushLand* self = reinterpret_cast<LLToolBrushLand*>(brush_tool); if( LLToolMgr::getInstance()->getCurrentTool() == self ) { self->brush(); } else { gIdleCallbacks.deleteFunction( &LLToolBrushLand::onIdle, self ); } } void LLToolBrushLand::onMouseCaptureLost() { gIdleCallbacks.deleteFunction(&LLToolBrushLand::onIdle, this); } // static void LLToolBrushLand::undo() { for(region_list_t::iterator iter = mLastAffectedRegions.begin(); iter != mLastAffectedRegions.end(); ++iter) { LLViewerRegion* regionp = *iter; gMessageSystem->newMessageFast(_PREHASH_UndoLand); gMessageSystem->nextBlockFast(_PREHASH_AgentData); gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgent.getID() ); gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID()); gMessageSystem->sendMessage(regionp->getHost()); } } // static /* void LLToolBrushLand::redo() { for(region_list_t::iterator iter = mLastAffectedRegions.begin(); iter != mLastAffectedRegions.end(); ++iter) { LLViewerRegion* regionp = *iter; gMessageSystem->newMessageFast(_PREHASH_RedoLand); gMessageSystem->nextBlockFast(_PREHASH_AgentData); gMessageSystem->addUUIDFast(_PREHASH_AgentID, gAgent.getID() ); gMessageSystem->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID()); gMessageSystem->sendMessage(regionp->getHost()); } }*/ // static bool LLToolBrushLand::canTerraform(LLViewerRegion* regionp) const { if (!regionp) return false; if (regionp->canManageEstate()) return true; return !(regionp->getRegionFlags() & REGION_FLAGS_BLOCK_TERRAFORM); } // static void LLToolBrushLand::alertNoTerraform(LLViewerRegion* regionp) { if (!regionp) return; LLSD args; args["REGION"] = regionp->getName(); LLNotifications::instance().add("RegionNoTerraforming", args); } ///============================================================================ /// Local function definitions ///============================================================================