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phoenix-firestorm/indra/newview/llviewerdisplay.cpp

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/**
* @file llviewerdisplay.cpp
* @brief LLViewerDisplay class implementation
*
* $LicenseInfo:firstyear=2004&license=viewergpl$
*
* Copyright (c) 2004-2007, 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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 "llviewerdisplay.h"
#include "llgl.h"
#include "llglimmediate.h"
#include "llglheaders.h"
#include "llagent.h"
#include "llviewercontrol.h"
#include "llcoord.h"
#include "llcriticaldamp.h"
#include "lldir.h"
#include "lldynamictexture.h"
#include "lldrawpoolalpha.h"
#include "llfeaturemanager.h"
#include "llframestats.h"
#include "llhudmanager.h"
#include "llimagebmp.h"
#include "llimagegl.h"
#include "llselectmgr.h"
#include "llsky.h"
#include "llstartup.h"
#include "lltoolfocus.h"
#include "lltoolmgr.h"
#include "lltooldraganddrop.h"
#include "lltoolpie.h"
#include "lltracker.h"
#include "llui.h"
#include "llviewercamera.h"
#include "llviewerobjectlist.h"
#include "llviewerparcelmgr.h"
#include "llviewerwindow.h"
#include "llvoavatar.h"
#include "llvograss.h"
#include "llworld.h"
#include "pipeline.h"
#include "llspatialpartition.h"
#include "llappviewer.h"
#include "llstartup.h"
#include "llfasttimer.h"
#include "llfloatertools.h"
#include "llviewerimagelist.h"
#include "llfocusmgr.h"
#include "llcubemap.h"
#include "llviewerregion.h"
#include "lldrawpoolwater.h"
#include "lldrawpoolbump.h"
#include "llwlparammanager.h"
#include "llwaterparammanager.h"
#include "llpostprocess.h"
extern LLPointer<LLImageGL> gStartImageGL;
extern BOOL gDisplaySwapBuffers;
LLPointer<LLImageGL> gDisconnectedImagep = NULL;
// used to toggle renderer back on after teleport
const F32 TELEPORT_RENDER_DELAY = 20.f; // Max time a teleport is allowed to take before we raise the curtain
const F32 TELEPORT_ARRIVAL_DELAY = 2.f; // Time to preload the world before raising the curtain after we've actually already arrived.
BOOL gTeleportDisplay = FALSE;
LLFrameTimer gTeleportDisplayTimer;
LLFrameTimer gTeleportArrivalTimer;
const F32 RESTORE_GL_TIME = 5.f; // Wait this long while reloading textures before we raise the curtain
BOOL gForceRenderLandFence = FALSE;
BOOL gDisplaySwapBuffers = FALSE;
BOOL gResizeScreenTexture = FALSE;
BOOL gSnapshot = FALSE;
// Rendering stuff
void pre_show_depth_buffer();
void post_show_depth_buffer();
void render_ui_and_swap();
void render_ui_and_swap_if_needed();
void render_hud_attachments();
void render_ui_3d();
void render_ui_2d();
void render_disconnected_background();
void render_hud_elements();
void process_keystrokes_async();
void display_startup()
{
if ( !gViewerWindow->getActive()
|| !gViewerWindow->mWindow->getVisible()
|| gViewerWindow->mWindow->getMinimized()
|| gNoRender )
{
return;
}
LLGLSDefault gls_default;
// Required for HTML update in login screen
static S32 frame_count = 0;
LLGLState::checkStates();
LLGLState::checkTextureChannels();
if (frame_count++ > 1) // make sure we have rendered a frame first
{
LLDynamicTexture::updateAllInstances();
}
LLGLState::checkStates();
LLGLState::checkTextureChannels();
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
LLGLSUIDefault gls_ui;
gPipeline.disableLights();
gViewerWindow->setup2DRender();
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
gGL.color4f(1,1,1,1);
gViewerWindow->draw();
gGL.flush();
LLVertexBuffer::unbind();
LLGLState::checkStates();
LLGLState::checkTextureChannels();
gViewerWindow->mWindow->swapBuffers();
glClear(GL_DEPTH_BUFFER_BIT);
}
void display_update_camera()
{
// TODO: cut draw distance down if customizing avatar?
// TODO: cut draw distance on per-parcel basis?
// Cut draw distance in half when customizing avatar,
// but on the viewer only.
F32 final_far = gAgent.mDrawDistance;
if (CAMERA_MODE_CUSTOMIZE_AVATAR == gAgent.getCameraMode())
{
final_far *= 0.5f;
}
LLViewerCamera::getInstance()->setFar(final_far);
gViewerWindow->setup3DRender();
// update all the sky/atmospheric/water settings
LLWLParamManager::instance()->update(LLViewerCamera::getInstance());
LLWaterParamManager::instance()->update(LLViewerCamera::getInstance());
// Update land visibility too
LLWorld::getInstance()->setLandFarClip(final_far);
}
// Paint the display!
void display(BOOL rebuild, F32 zoom_factor, int subfield, BOOL for_snapshot)
{
LLFastTimer t(LLFastTimer::FTM_RENDER);
if (LLPipeline::sRenderFrameTest)
{
send_agent_pause();
}
gSnapshot = for_snapshot;
LLGLSDefault gls_default;
LLGLDepthTest gls_depth(GL_TRUE, GL_TRUE, GL_LEQUAL);
LLVertexBuffer::unbind();
LLGLState::checkStates();
LLGLState::checkTextureChannels();
gPipeline.disableLights();
// Don't draw if the window is hidden or minimized.
// In fact, must explicitly check the minimized state before drawing.
// Attempting to draw into a minimized window causes a GL error. JC
if ( !gViewerWindow->getActive()
|| !gViewerWindow->mWindow->getVisible()
|| gViewerWindow->mWindow->getMinimized() )
{
// Clean up memory the pools may have allocated
if (rebuild)
{
gFrameStats.start(LLFrameStats::REBUILD);
gPipeline.rebuildPools();
}
return;
}
gViewerWindow->checkSettings();
gViewerWindow->performPick();
LLGLState::checkStates();
LLGLState::checkTextureChannels();
//////////////////////////////////////////////////////////
//
// Logic for forcing window updates if we're in drone mode.
//
if (gNoRender)
{
#if LL_WINDOWS
static F32 last_update_time = 0.f;
if ((gFrameTimeSeconds - last_update_time) > 1.f)
{
InvalidateRect((HWND)gViewerWindow->getPlatformWindow(), NULL, FALSE);
last_update_time = gFrameTimeSeconds;
}
#elif LL_DARWIN
// MBW -- Do something clever here.
#endif
// Not actually rendering, don't bother.
return;
}
//
// Bail out if we're in the startup state and don't want to try to
// render the world.
//
if (LLStartUp::getStartupState() < STATE_STARTED)
{
display_startup();
return;
}
//LLGLState::verify(FALSE);
/////////////////////////////////////////////////
//
// Update GL Texture statistics (used for discard logic?)
//
gFrameStats.start(LLFrameStats::UPDATE_TEX_STATS);
stop_glerror();
LLImageGL::updateStats(gFrameTimeSeconds);
LLVOAvatar::sRenderName = gSavedSettings.getS32("RenderName");
LLVOAvatar::sRenderGroupTitles = !gSavedSettings.getBOOL("RenderHideGroupTitleAll");
gPipeline.mBackfaceCull = TRUE;
gFrameCount++;
if (gFocusMgr.getAppHasFocus())
{
gForegroundFrameCount++;
}
//////////////////////////////////////////////////////////
//
// Display start screen if we're teleporting, and skip render
//
if (gTeleportDisplay)
{
const F32 TELEPORT_ARRIVAL_DELAY = 2.f; // Time to preload the world before raising the curtain after we've actually already arrived.
S32 attach_count = 0;
if (gAgent.getAvatarObject())
{
attach_count = gAgent.getAvatarObject()->getAttachmentCount();
}
F32 teleport_save_time = TELEPORT_EXPIRY + TELEPORT_EXPIRY_PER_ATTACHMENT * attach_count;
F32 teleport_elapsed = gTeleportDisplayTimer.getElapsedTimeF32();
F32 teleport_percent = teleport_elapsed * (100.f / teleport_save_time);
if( (gAgent.getTeleportState() != LLAgent::TELEPORT_START) && (teleport_percent > 100.f) )
{
// Give up. Don't keep the UI locked forever.
gAgent.setTeleportState( LLAgent::TELEPORT_NONE );
gAgent.setTeleportMessage("");
}
const LLString& message = gAgent.getTeleportMessage();
switch( gAgent.getTeleportState() )
{
case LLAgent::TELEPORT_START:
// Transition to REQUESTED. Viewer has sent some kind
// of TeleportRequest to the source simulator
gTeleportDisplayTimer.reset();
gViewerWindow->setShowProgress(TRUE);
gViewerWindow->setProgressPercent(0);
gAgent.setTeleportState( LLAgent::TELEPORT_REQUESTED );
gAgent.setTeleportMessage(
LLAgent::sTeleportProgressMessages["requesting"]);
break;
case LLAgent::TELEPORT_REQUESTED:
// Waiting for source simulator to respond
gViewerWindow->setProgressPercent( llmin(teleport_percent, 37.5f) );
gViewerWindow->setProgressString(message);
break;
case LLAgent::TELEPORT_MOVING:
// Viewer has received destination location from source simulator
gViewerWindow->setProgressPercent( llmin(teleport_percent, 75.f) );
gViewerWindow->setProgressString(message);
break;
case LLAgent::TELEPORT_START_ARRIVAL:
// Transition to ARRIVING. Viewer has received avatar update, etc., from destination simulator
gTeleportArrivalTimer.reset();
gViewerWindow->setProgressCancelButtonVisible(FALSE, "Cancel");
gViewerWindow->setProgressPercent(75.f);
gAgent.setTeleportState( LLAgent::TELEPORT_ARRIVING );
gAgent.setTeleportMessage(
LLAgent::sTeleportProgressMessages["arriving"]);
gImageList.mForceResetTextureStats = TRUE;
break;
case LLAgent::TELEPORT_ARRIVING:
// Make the user wait while content "pre-caches"
{
F32 arrival_fraction = (gTeleportArrivalTimer.getElapsedTimeF32() / TELEPORT_ARRIVAL_DELAY);
if( arrival_fraction > 1.f )
{
arrival_fraction = 1.f;
gAgent.setTeleportState( LLAgent::TELEPORT_NONE );
}
gViewerWindow->setProgressCancelButtonVisible(FALSE, "Cancel");
gViewerWindow->setProgressPercent( arrival_fraction * 25.f + 75.f);
gViewerWindow->setProgressString(message);
}
break;
case LLAgent::TELEPORT_NONE:
// No teleport in progress
gViewerWindow->setShowProgress(FALSE);
gTeleportDisplay = FALSE;
break;
}
}
else if(LLAppViewer::instance()->logoutRequestSent())
{
F32 percent_done = gLogoutTimer.getElapsedTimeF32() * 100.f / gLogoutMaxTime;
if (percent_done > 100.f)
{
percent_done = 100.f;
}
if( LLApp::isExiting() )
{
percent_done = 100.f;
}
gViewerWindow->setProgressPercent( percent_done );
}
else
if (gRestoreGL)
{
F32 percent_done = gRestoreGLTimer.getElapsedTimeF32() * 100.f / RESTORE_GL_TIME;
if( percent_done > 100.f )
{
gViewerWindow->setShowProgress(FALSE);
gRestoreGL = FALSE;
}
else
{
if( LLApp::isExiting() )
{
percent_done = 100.f;
}
gViewerWindow->setProgressPercent( percent_done );
}
}
//////////////////////////
//
// Prepare for the next frame
//
/////////////////////////////
//
// Update the camera
//
//
LLViewerCamera::getInstance()->setZoomParameters(zoom_factor, subfield);
LLViewerCamera::getInstance()->setNear(MIN_NEAR_PLANE);
//////////////////////////
//
// clear the next buffer
// (must follow dynamic texture writing since that uses the frame buffer)
//
if (gDisconnected)
{
render_ui_and_swap_if_needed();
gDisplaySwapBuffers = TRUE;
render_disconnected_background();
}
//////////////////////////
//
// Set rendering options
//
//
stop_glerror();
if (gSavedSettings.getBOOL("ShowDepthBuffer"))
{
pre_show_depth_buffer();
}
stop_glerror();
///////////////////////////////////////
//
// Slam lighting parameters back to our defaults.
// Note that these are not the same as GL defaults...
stop_glerror();
F32 one[4] = {1.f, 1.f, 1.f, 1.f};
glLightModelfv (GL_LIGHT_MODEL_AMBIENT,one);
stop_glerror();
/////////////////////////////////////
//
// Render
//
// Actually push all of our triangles to the screen.
//
// do render-to-texture stuff here
if (gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_DYNAMIC_TEXTURES))
{
LLFastTimer t(LLFastTimer::FTM_UPDATE_TEXTURES);
if (LLDynamicTexture::updateAllInstances())
{
glColorMask(GL_TRUE,GL_TRUE,GL_TRUE,GL_TRUE);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
}
gViewerWindow->setupViewport();
if (!gDisconnected)
{
if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD))
{ //don't draw hud objects in this frame
gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD);
}
//upkeep gl name pools
LLGLNamePool::upkeepPools();
stop_glerror();
display_update_camera();
stop_glerror();
// *TODO: merge these two methods
LLHUDManager::getInstance()->updateEffects();
LLHUDObject::updateAll();
stop_glerror();
gFrameStats.start(LLFrameStats::UPDATE_GEOM);
const F32 max_geom_update_time = 0.005f*10.f*gFrameIntervalSeconds; // 50 ms/second update time
gPipeline.updateGeom(max_geom_update_time);
stop_glerror();
gFrameStats.start(LLFrameStats::UPDATE_CULL);
S32 water_clip = 0;
if ((LLShaderMgr::getVertexShaderLevel(LLShaderMgr::SHADER_ENVIRONMENT) > 1) &&
gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_WATER))
{
if (LLViewerCamera::getInstance()->cameraUnderWater())
{
water_clip = -1;
}
else
{
water_clip = 1;
}
}
//Increment drawable frame counter
LLDrawable::incrementVisible();
LLPipeline::sUseOcclusion =
(!gUseWireframe
&& LLFeatureManager::getInstance()->isFeatureAvailable("UseOcclusion")
&& gSavedSettings.getBOOL("UseOcclusion")
&& gGLManager.mHasOcclusionQuery) ? 2 : 0;
LLPipeline::sFastAlpha = gSavedSettings.getBOOL("RenderFastAlpha");
LLPipeline::sUseFarClip = gSavedSettings.getBOOL("RenderUseFarClip");
LLVOAvatar::sMaxVisible = gSavedSettings.getS32("RenderAvatarMaxVisible");
S32 occlusion = LLPipeline::sUseOcclusion;
if (!gDisplaySwapBuffers)
{ //depth buffer is invalid, don't overwrite occlusion state
LLPipeline::sUseOcclusion = llmin(occlusion, 1);
}
static LLCullResult result;
gPipeline.updateCull(*LLViewerCamera::getInstance(), result, water_clip);
stop_glerror();
BOOL to_texture = !for_snapshot &&
gPipeline.canUseVertexShaders() &&
LLPipeline::sRenderGlow;
// now do the swap buffer (just before rendering to framebuffer)
{ //swap and flush state from previous frame
{
LLFastTimer ftm(LLFastTimer::FTM_CLIENT_COPY);
LLVertexBuffer::clientCopy(0.016);
}
if (gResizeScreenTexture)
{
gResizeScreenTexture = FALSE;
gPipeline.resizeScreenTexture();
}
glColorMask(GL_TRUE,GL_TRUE,GL_TRUE,GL_TRUE);
glClearColor(0,0,0,0);
if (!for_snapshot)
{
render_ui_and_swap_if_needed();
gDisplaySwapBuffers = TRUE;
glh::matrix4f proj = glh_get_current_projection();
glh::matrix4f mod = glh_get_current_modelview();
glViewport(0,0,512,512);
LLVOAvatar::updateFreezeCounter() ;
LLVOAvatar::updateImpostors();
glh_set_current_projection(proj);
glh_set_current_modelview(mod);
glMatrixMode(GL_PROJECTION);
glLoadMatrixf(proj.m);
glMatrixMode(GL_MODELVIEW);
glLoadMatrixf(mod.m);
gViewerWindow->setupViewport();
}
glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
}
if (!for_snapshot)
{
gPipeline.processImagery(*LLViewerCamera::getInstance());
gPipeline.generateWaterReflection(*LLViewerCamera::getInstance());
}
//////////////////////////////////////
//
// Update images, using the image stats generated during object update/culling
//
// Can put objects onto the retextured list.
//
// Doing this here gives hardware occlusion queries extra time to complete
gFrameStats.start(LLFrameStats::IMAGE_UPDATE);
{
LLFastTimer t(LLFastTimer::FTM_IMAGE_UPDATE);
LLViewerImage::updateClass(LLViewerCamera::getInstance()->getVelocityStat()->getMean(),
LLViewerCamera::getInstance()->getAngularVelocityStat()->getMean());
gBumpImageList.updateImages(); // must be called before gImageList version so that it's textures are thrown out first.
const F32 max_image_decode_time = llmin(0.005f, 0.005f*10.f*gFrameIntervalSeconds); // 50 ms/second decode time (no more than 5ms/frame)
gImageList.updateImages(max_image_decode_time);
stop_glerror();
}
///////////////////////////////////
//
// StateSort
//
// Responsible for taking visible objects, and adding them to the appropriate draw orders.
// In the case of alpha objects, z-sorts them first.
// Also creates special lists for outlines and selected face rendering.
//
{
gFrameStats.start(LLFrameStats::STATE_SORT);
gPipeline.stateSort(*LLViewerCamera::getInstance(), result);
stop_glerror();
if (rebuild)
{
//////////////////////////////////////
//
// rebuildPools
//
//
gFrameStats.start(LLFrameStats::REBUILD);
gPipeline.rebuildPools();
stop_glerror();
}
}
LLPipeline::sUseOcclusion = occlusion;
{
LLFastTimer t(LLFastTimer::FTM_UPDATE_SKY);
gSky.updateSky();
}
if(gUseWireframe)
{
glClearColor(0.5f, 0.5f, 0.5f, 0.f);
glClear(GL_COLOR_BUFFER_BIT);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
}
//// render frontmost floater opaque for occlusion culling purposes
//LLFloater* frontmost_floaterp = gFloaterView->getFrontmost();
//// assumes frontmost floater with focus is opaque
//if (frontmost_floaterp && gFocusMgr.childHasKeyboardFocus(frontmost_floaterp))
//{
// glMatrixMode(GL_MODELVIEW);
// glPushMatrix();
// {
// LLGLSNoTexture gls_no_texture;
// glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE);
// glLoadIdentity();
// LLRect floater_rect = frontmost_floaterp->getScreenRect();
// // deflate by one pixel so rounding errors don't occlude outside of floater extents
// floater_rect.stretch(-1);
// LLRectf floater_3d_rect((F32)floater_rect.mLeft / (F32)gViewerWindow->getWindowWidth(),
// (F32)floater_rect.mTop / (F32)gViewerWindow->getWindowHeight(),
// (F32)floater_rect.mRight / (F32)gViewerWindow->getWindowWidth(),
// (F32)floater_rect.mBottom / (F32)gViewerWindow->getWindowHeight());
// floater_3d_rect.translate(-0.5f, -0.5f);
// glTranslatef(0.f, 0.f, -LLViewerCamera::getInstance()->getNear());
// glScalef(LLViewerCamera::getInstance()->getNear() * LLViewerCamera::getInstance()->getAspect() / sinf(LLViewerCamera::getInstance()->getView()), LLViewerCamera::getInstance()->getNear() / sinf(LLViewerCamera::getInstance()->getView()), 1.f);
// gGL.color4fv(LLColor4::white.mV);
// gGL.begin(LLVertexBuffer::QUADS);
// {
// gGL.vertex3f(floater_3d_rect.mLeft, floater_3d_rect.mBottom, 0.f);
// gGL.vertex3f(floater_3d_rect.mLeft, floater_3d_rect.mTop, 0.f);
// gGL.vertex3f(floater_3d_rect.mRight, floater_3d_rect.mTop, 0.f);
// gGL.vertex3f(floater_3d_rect.mRight, floater_3d_rect.mBottom, 0.f);
// }
// gGL.end();
// glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
// }
// glPopMatrix();
//}
if (to_texture)
{
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
gPipeline.mScreen.bindTarget();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE);
}
if (!(LLAppViewer::instance()->logoutRequestSent() && LLAppViewer::instance()->hasSavedFinalSnapshot())
&& !gRestoreGL)
{
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE);
LLPipeline::sUnderWaterRender = LLViewerCamera::getInstance()->cameraUnderWater() ? TRUE : FALSE;
gPipeline.renderGeom(*LLViewerCamera::getInstance(), TRUE);
LLPipeline::sUnderWaterRender = FALSE;
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
//store this frame's modelview matrix for use
//when rendering next frame's occlusion queries
for (U32 i = 0; i < 16; i++)
{
gGLLastModelView[i] = gGLModelView[i];
}
stop_glerror();
}
if (to_texture)
{
gPipeline.mScreen.flush();
}
/// We copy the frame buffer straight into a texture here,
/// and then display it again with compositor effects.
/// Using render to texture would be faster/better, but I don't have a
/// grasp of their full display stack just yet.
// gPostProcess->apply(gViewerWindow->getWindowDisplayWidth(), gViewerWindow->getWindowDisplayHeight());
}
gFrameStats.start(LLFrameStats::RENDER_UI);
if (gHandleKeysAsync)
{
process_keystrokes_async();
stop_glerror();
}
gFrameStats.start(LLFrameStats::MISC_END);
stop_glerror();
if (LLPipeline::sRenderFrameTest)
{
send_agent_resume();
LLPipeline::sRenderFrameTest = FALSE;
}
}
void render_hud_attachments()
{
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glh::matrix4f current_proj = glh_get_current_projection();
glh::matrix4f current_mod = glh_get_current_modelview();
if (LLPipeline::sShowHUDAttachments && !gDisconnected && setup_hud_matrices(FALSE))
{
LLCamera hud_cam = *LLViewerCamera::getInstance();
LLVector3 origin = hud_cam.getOrigin();
hud_cam.setOrigin(-1.f,0,0);
hud_cam.setAxes(LLVector3(1,0,0), LLVector3(0,1,0), LLVector3(0,0,1));
LLViewerCamera::updateFrustumPlanes(hud_cam, TRUE);
//only render hud objects
U32 mask = gPipeline.getRenderTypeMask();
gPipeline.setRenderTypeMask(0);
gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD);
BOOL has_ui = gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI);
if (has_ui)
{
gPipeline.toggleRenderDebugFeature((void*) LLPipeline::RENDER_DEBUG_FEATURE_UI);
}
S32 use_occlusion = LLPipeline::sUseOcclusion;
LLPipeline::sUseOcclusion = 0;
LLPipeline::sDisableShaders = TRUE;
//cull, sort, and render hud objects
static LLCullResult result;
gPipeline.updateCull(hud_cam, result);
gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_BUMP);
gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_SIMPLE);
gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_VOLUME);
gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_ALPHA);
gPipeline.stateSort(hud_cam, result);
gPipeline.renderGeom(hud_cam);
render_hud_elements();
//restore type mask
gPipeline.setRenderTypeMask(mask);
if (has_ui)
{
gPipeline.toggleRenderDebugFeature((void*) LLPipeline::RENDER_DEBUG_FEATURE_UI);
}
LLPipeline::sUseOcclusion = use_occlusion;
LLPipeline::sDisableShaders = FALSE;
}
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
glh_set_current_projection(current_proj);
glh_set_current_modelview(current_mod);
}
BOOL setup_hud_matrices(BOOL for_select)
{
LLVOAvatar* my_avatarp = gAgent.getAvatarObject();
if (my_avatarp && my_avatarp->hasHUDAttachment())
{
if (!for_select)
{
// clamp target zoom level to reasonable values
my_avatarp->mHUDTargetZoom = llclamp(my_avatarp->mHUDTargetZoom, 0.1f, 1.f);
// smoothly interpolate current zoom level
my_avatarp->mHUDCurZoom = lerp(my_avatarp->mHUDCurZoom, my_avatarp->mHUDTargetZoom, LLCriticalDamp::getInterpolant(0.03f));
}
F32 zoom_level = my_avatarp->mHUDCurZoom;
// clear z buffer and set up transform for hud
if (!for_select)
{
//glClear(GL_DEPTH_BUFFER_BIT);
}
LLBBox hud_bbox = my_avatarp->getHUDBBox();
// set up transform to encompass bounding box of HUD
glMatrixMode(GL_PROJECTION);
F32 hud_depth = llmax(1.f, hud_bbox.getExtentLocal().mV[VX] * 1.1f);
if (for_select)
{
//RN: reset viewport to window extents so ortho screen is calculated with proper reference frame
gViewerWindow->setupViewport();
}
glh::matrix4f proj = gl_ortho(-0.5f * LLViewerCamera::getInstance()->getAspect(), 0.5f * LLViewerCamera::getInstance()->getAspect(), -0.5f, 0.5f, 0.f, hud_depth);
proj.element(2,2) = -0.01f;
// apply camera zoom transform (for high res screenshots)
F32 zoom_factor = LLViewerCamera::getInstance()->getZoomFactor();
S16 sub_region = LLViewerCamera::getInstance()->getZoomSubRegion();
if (zoom_factor > 1.f)
{
float offset = zoom_factor - 1.f;
int pos_y = sub_region / llceil(zoom_factor);
int pos_x = sub_region - (pos_y*llceil(zoom_factor));
glh::matrix4f mat;
mat.set_scale(glh::vec3f(zoom_factor, zoom_factor, 1.f));
mat.set_translate(glh::vec3f(LLViewerCamera::getInstance()->getAspect() * 0.5f * (offset - (F32)pos_x * 2.f), 0.5f * (offset - (F32)pos_y * 2.f), 0.f));
proj *= mat;
}
glLoadMatrixf(proj.m);
glh_set_current_projection(proj);
glMatrixMode(GL_MODELVIEW);
glh::matrix4f model((GLfloat*) OGL_TO_CFR_ROTATION);
glh::matrix4f mat;
mat.set_translate(glh::vec3f(-hud_bbox.getCenterLocal().mV[VX] + (hud_depth * 0.5f), 0.f, 0.f));
mat.set_scale(glh::vec3f(zoom_level, zoom_level, zoom_level));
model *= mat;
glLoadMatrixf(model.m);
glh_set_current_modelview(model);
return TRUE;
}
else
{
return FALSE;
}
}
void render_ui_and_swap()
{
LLGLState::checkStates();
glPushMatrix();
glLoadMatrixd(gGLLastModelView);
glh::matrix4f saved_view = glh_get_current_modelview();
glh_set_current_modelview(glh_copy_matrix(gGLLastModelView));
{
BOOL to_texture = gPipeline.canUseVertexShaders() &&
LLPipeline::sRenderGlow;
if (to_texture)
{
gPipeline.renderBloom(gSnapshot);
}
render_hud_elements();
render_hud_attachments();
}
LLGLSDefault gls_default;
LLGLSUIDefault gls_ui;
{
gPipeline.disableLights();
}
{
gGL.color4f(1,1,1,1);
if (gPipeline.hasRenderDebugFeatureMask(LLPipeline::RENDER_DEBUG_FEATURE_UI))
{
LLFastTimer t(LLFastTimer::FTM_RENDER_UI);
if (!gDisconnected)
{
render_ui_3d();
LLGLState::checkStates();
}
render_ui_2d();
LLGLState::checkStates();
}
gGL.flush();
{
gViewerWindow->setup2DRender();
gViewerWindow->updateDebugText();
gViewerWindow->drawDebugText();
}
LLVertexBuffer::unbind();
}
glh_set_current_modelview(saved_view);
glPopMatrix();
}
void render_ui_and_swap_if_needed()
{
if (gDisplaySwapBuffers)
{
render_ui_and_swap();
{
LLFastTimer t(LLFastTimer::FTM_SWAP);
gViewerWindow->mWindow->swapBuffers();
}
}
}
void renderCoordinateAxes()
{
LLGLSNoTexture gls_no_texture;
gGL.begin(LLVertexBuffer::LINES);
gGL.color3f(1.0f, 0.0f, 0.0f); // i direction = X-Axis = red
gGL.vertex3f(0.0f, 0.0f, 0.0f);
gGL.vertex3f(2.0f, 0.0f, 0.0f);
gGL.vertex3f(3.0f, 0.0f, 0.0f);
gGL.vertex3f(5.0f, 0.0f, 0.0f);
gGL.vertex3f(6.0f, 0.0f, 0.0f);
gGL.vertex3f(8.0f, 0.0f, 0.0f);
// Make an X
gGL.vertex3f(11.0f, 1.0f, 1.0f);
gGL.vertex3f(11.0f, -1.0f, -1.0f);
gGL.vertex3f(11.0f, 1.0f, -1.0f);
gGL.vertex3f(11.0f, -1.0f, 1.0f);
gGL.color3f(0.0f, 1.0f, 0.0f); // j direction = Y-Axis = green
gGL.vertex3f(0.0f, 0.0f, 0.0f);
gGL.vertex3f(0.0f, 2.0f, 0.0f);
gGL.vertex3f(0.0f, 3.0f, 0.0f);
gGL.vertex3f(0.0f, 5.0f, 0.0f);
gGL.vertex3f(0.0f, 6.0f, 0.0f);
gGL.vertex3f(0.0f, 8.0f, 0.0f);
// Make a Y
gGL.vertex3f(1.0f, 11.0f, 1.0f);
gGL.vertex3f(0.0f, 11.0f, 0.0f);
gGL.vertex3f(-1.0f, 11.0f, 1.0f);
gGL.vertex3f(0.0f, 11.0f, 0.0f);
gGL.vertex3f(0.0f, 11.0f, 0.0f);
gGL.vertex3f(0.0f, 11.0f, -1.0f);
gGL.color3f(0.0f, 0.0f, 1.0f); // Z-Axis = blue
gGL.vertex3f(0.0f, 0.0f, 0.0f);
gGL.vertex3f(0.0f, 0.0f, 2.0f);
gGL.vertex3f(0.0f, 0.0f, 3.0f);
gGL.vertex3f(0.0f, 0.0f, 5.0f);
gGL.vertex3f(0.0f, 0.0f, 6.0f);
gGL.vertex3f(0.0f, 0.0f, 8.0f);
// Make a Z
gGL.vertex3f(-1.0f, 1.0f, 11.0f);
gGL.vertex3f(1.0f, 1.0f, 11.0f);
gGL.vertex3f(1.0f, 1.0f, 11.0f);
gGL.vertex3f(-1.0f, -1.0f, 11.0f);
gGL.vertex3f(-1.0f, -1.0f, 11.0f);
gGL.vertex3f(1.0f, -1.0f, 11.0f);
gGL.end();
}
void draw_axes()
{
LLGLSUIDefault gls_ui;
LLGLSNoTexture gls_no_texture;
// A vertical white line at origin
LLVector3 v = gAgent.getPositionAgent();
gGL.begin(LLVertexBuffer::LINES);
gGL.color3f(1.0f, 1.0f, 1.0f);
gGL.vertex3f(0.0f, 0.0f, 0.0f);
gGL.vertex3f(0.0f, 0.0f, 40.0f);
gGL.end();
// Some coordinate axes
glPushMatrix();
glTranslatef( v.mV[VX], v.mV[VY], v.mV[VZ] );
renderCoordinateAxes();
glPopMatrix();
}
void render_ui_3d()
{
LLGLSPipeline gls_pipeline;
//////////////////////////////////////
//
// Render 3D UI elements
// NOTE: zbuffer is cleared before we get here by LLDrawPoolHUD,
// so 3d elements requiring Z buffer are moved to LLDrawPoolHUD
//
/////////////////////////////////////////////////////////////
//
// Render 2.5D elements (2D elements in the world)
// Stuff without z writes
//
// Debugging stuff goes before the UI.
if (gSavedSettings.getBOOL("ShowDepthBuffer"))
{
post_show_depth_buffer();
}
// Coordinate axes
if (gSavedSettings.getBOOL("ShowAxes"))
{
draw_axes();
}
stop_glerror();
gViewerWindow->renderSelections(FALSE, FALSE, TRUE); // Non HUD call in render_hud_elements
stop_glerror();
}
void render_ui_2d()
{
LLGLSUIDefault gls_ui;
/////////////////////////////////////////////////////////////
//
// Render 2D UI elements that overlay the world (no z compare)
// Disable wireframe mode below here, as this is HUD/menus
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
// Menu overlays, HUD, etc
gViewerWindow->setup2DRender();
F32 zoom_factor = LLViewerCamera::getInstance()->getZoomFactor();
S16 sub_region = LLViewerCamera::getInstance()->getZoomSubRegion();
if (zoom_factor > 1.f)
{
//decompose subregion number to x and y values
int pos_y = sub_region / llceil(zoom_factor);
int pos_x = sub_region - (pos_y*llceil(zoom_factor));
// offset for this tile
LLFontGL::sCurOrigin.mX -= llround((F32)gViewerWindow->getWindowWidth() * (F32)pos_x / zoom_factor);
LLFontGL::sCurOrigin.mY -= llround((F32)gViewerWindow->getWindowHeight() * (F32)pos_y / zoom_factor);
}
stop_glerror();
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
// render outline for HUD
if (gAgent.getAvatarObject() && gAgent.getAvatarObject()->mHUDCurZoom < 0.98f)
{
glPushMatrix();
S32 half_width = (gViewerWindow->getWindowWidth() / 2);
S32 half_height = (gViewerWindow->getWindowHeight() / 2);
glScalef(LLUI::sGLScaleFactor.mV[0], LLUI::sGLScaleFactor.mV[1], 1.f);
glTranslatef((F32)half_width, (F32)half_height, 0.f);
F32 zoom = gAgent.getAvatarObject()->mHUDCurZoom;
glScalef(zoom,zoom,1.f);
gGL.color4fv(LLColor4::white.mV);
gl_rect_2d(-half_width, half_height, half_width, -half_height, FALSE);
glPopMatrix();
stop_glerror();
}
gViewerWindow->draw();
if (gDebugSelect)
{
gViewerWindow->drawPickBuffer();
}
// reset current origin for font rendering, in case of tiling render
LLFontGL::sCurOrigin.set(0, 0);
}
void render_disconnected_background()
{
gGL.color4f(1,1,1,1);
if (!gDisconnectedImagep && gDisconnected)
{
llinfos << "Loading last bitmap..." << llendl;
char temp_str[MAX_PATH]; /* Flawfinder: ignore */
strncpy(temp_str, gDirUtilp->getLindenUserDir().c_str(), MAX_PATH -1); /* Flawfinder: ignore */
temp_str[MAX_PATH -1] = '\0';
strncat(temp_str, gDirUtilp->getDirDelimiter().c_str(), MAX_PATH - strlen(temp_str) -1); /* Flawfinder: ignore */
strcat(temp_str, SCREEN_LAST_FILENAME); /* Flawfinder: ignore */
LLPointer<LLImageBMP> image_bmp = new LLImageBMP;
if( !image_bmp->load(temp_str) )
{
//llinfos << "Bitmap load failed" << llendl;
return;
}
gDisconnectedImagep = new LLImageGL( FALSE );
LLPointer<LLImageRaw> raw = new LLImageRaw;
if (!image_bmp->decode(raw, 0.0f))
{
llinfos << "Bitmap decode failed" << llendl;
gDisconnectedImagep = NULL;
return;
}
U8 *rawp = raw->getData();
S32 npixels = (S32)image_bmp->getWidth()*(S32)image_bmp->getHeight();
for (S32 i = 0; i < npixels; i++)
{
S32 sum = 0;
sum = *rawp + *(rawp+1) + *(rawp+2);
sum /= 3;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
*rawp = ((S32)sum*6 + *rawp)/7;
rawp++;
}
raw->expandToPowerOfTwo();
gDisconnectedImagep->createGLTexture(0, raw);
gStartImageGL = gDisconnectedImagep;
LLImageGL::unbindTexture(0, GL_TEXTURE_2D);
}
// Make sure the progress view always fills the entire window.
S32 width = gViewerWindow->getWindowWidth();
S32 height = gViewerWindow->getWindowHeight();
if (gDisconnectedImagep)
{
LLGLSUIDefault gls_ui;
gViewerWindow->setup2DRender();
glPushMatrix();
{
// scale ui to reflect UIScaleFactor
// this can't be done in setup2DRender because it requires a
// pushMatrix/popMatrix pair
const LLVector2& display_scale = gViewerWindow->getDisplayScale();
glScalef(display_scale.mV[VX], display_scale.mV[VY], 1.f);
LLViewerImage::bindTexture(gDisconnectedImagep);
gGL.color4f(1.f, 1.f, 1.f, 1.f);
gl_rect_2d_simple_tex(width, height);
LLImageGL::unbindTexture(0, GL_TEXTURE_2D);
}
glPopMatrix();
}
gGL.flush();
}
void display_cleanup()
{
gDisconnectedImagep = NULL;
}
void process_keystrokes_async()
{
#if LL_WINDOWS
MSG msg;
// look through all input messages, leaving them in the event queue
while( PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE | PM_NOYIELD))
{
// on first mouse message, break out
if (msg.message >= WM_MOUSEFIRST &&
msg.message <= WM_MOUSELAST ||
msg.message == WM_QUIT)
{
break;
}
// this is a message we want to handle now, so remove it from the event queue
PeekMessage(&msg, NULL, msg.message, msg.message, PM_REMOVE | PM_NOYIELD);
// if (msg.message == WM_KEYDOWN)
// {
// llinfos << "Process async key down " << (U32)msg.wParam << llendl;
// }
TranslateMessage(&msg);
DispatchMessage(&msg);
}
// Scan keyboard for movement keys. Command keys and typing
// are handled by windows callbacks. Don't do this until we're
// done initializing. JC
if (gViewerWindow->mWindow->getVisible()
&& gViewerWindow->getActive()
&& !gViewerWindow->mWindow->getMinimized()
&& LLStartUp::getStartupState() == STATE_STARTED
&& !gViewerWindow->getShowProgress()
&& !gFocusMgr.focusLocked())
{
gKeyboard->scanKeyboard();
}
#endif
}
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