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Diffstat (limited to 'indra/newview/llscenemonitor.cpp')
| -rw-r--r-- | indra/newview/llscenemonitor.cpp | 566 |
1 files changed, 566 insertions, 0 deletions
diff --git a/indra/newview/llscenemonitor.cpp b/indra/newview/llscenemonitor.cpp new file mode 100644 index 0000000000..c69f276aa2 --- /dev/null +++ b/indra/newview/llscenemonitor.cpp @@ -0,0 +1,566 @@ +/** + * @file llscenemonitor.cpp + * @brief monitor the scene loading process. + * + * $LicenseInfo:firstyear=2003&license=viewerlgpl$ + * 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 "llrendertarget.h" +#include "llscenemonitor.h" +#include "llviewerwindow.h" +#include "llviewerdisplay.h" +#include "llviewercontrol.h" +#include "llviewershadermgr.h" +#include "llui.h" +#include "llstartup.h" +#include "llappviewer.h" +#include "llwindow.h" +#include "llpointer.h" +#include "llspatialpartition.h" +#include "llagent.h" +#include "pipeline.h" + +LLSceneMonitorView* gSceneMonitorView = NULL; + +// +//The procedures of monitoring when the scene finishes loading visually, +//i.e., no pixel differences among frames, are: +//1, freeze all dynamic objects and avatars; +//2, (?) disable all sky and water; +//3, capture frames periodically, by calling "capture()"; +//4, compute pixel differences between two latest captured frames, by calling "compare()", results are stored at mDiff; +//5, compute the number of pixels in mDiff above some tolerance threshold in GPU, by calling "queryDiff() -> calcDiffAggregate()"; +//6, use gl occlusion query to fetch the result from GPU, by calling "fetchQueryResult()"; +//END. +// + +LLSceneMonitor::LLSceneMonitor() : + mEnabled(FALSE), + mDiff(NULL), + mDiffResult(0.f), + mDiffTolerance(0.1f), + mCurTarget(NULL), + mNeedsUpdateDiff(FALSE), + mHasNewDiff(FALSE), + mHasNewQueryResult(FALSE), + mDebugViewerVisible(FALSE), + mQueryObject(0), + mSamplingTime(1.0f), + mDiffPixelRatio(0.5f) +{ + mFrames[0] = NULL; + mFrames[1] = NULL; + + mRecording = new LLTrace::ExtendableRecording(); + mRecording->start(); +} + +LLSceneMonitor::~LLSceneMonitor() +{ + destroyClass(); +} + +void LLSceneMonitor::destroyClass() +{ + reset(); + + delete mRecording; + mRecording = NULL; + mDitheringTexture = NULL; +} + +void LLSceneMonitor::reset() +{ + delete mFrames[0]; + delete mFrames[1]; + delete mDiff; + + mFrames[0] = NULL; + mFrames[1] = NULL; + mDiff = NULL; + mCurTarget = NULL; + + unfreezeScene(); + + if(mQueryObject > 0) + { + release_occlusion_query_object_name(mQueryObject); + mQueryObject = 0; + } +} + +void LLSceneMonitor::generateDitheringTexture(S32 width, S32 height) +{ +#if 1 + //4 * 4 matrix + mDitherMatrixWidth = 4; + S32 dither_matrix[4][4] = + { + {1, 9, 3, 11}, + {13, 5, 15, 7}, + {4, 12, 2, 10}, + {16, 8, 14, 6} + }; + + mDitherScale = 255.f / 17; +#else + //8 * 8 matrix + mDitherMatrixWidth = 16; + S32 dither_matrix[16][16] = + { + {1, 49, 13, 61, 4, 52, 16, 64, 1, 49, 13, 61, 4, 52, 16, 64}, + {33, 17, 45, 29, 36, 20, 48, 32, 33, 17, 45, 29, 36, 20, 48, 32}, + {9, 57, 5, 53, 12, 60, 8, 56, 9, 57, 5, 53, 12, 60, 8, 56}, + {41, 25, 37, 21, 44, 28, 40, 24, 41, 25, 37, 21, 44, 28, 40, 24}, + {3, 51, 15, 63, 2, 50, 14, 62, 3, 51, 15, 63, 2, 50, 14, 62}, + {35, 19, 47, 31, 34, 18, 46, 30, 35, 19, 47, 31, 34, 18, 46, 30}, + {11, 59, 7, 55, 10, 58, 6, 54, 11, 59, 7, 55, 10, 58, 6, 54}, + {43, 27, 39, 23, 42, 26, 38, 22, 43, 27, 39, 23, 42, 26, 38, 22}, + {1, 49, 13, 61, 4, 52, 16, 64, 1, 49, 13, 61, 4, 52, 16, 64}, + {33, 17, 45, 29, 36, 20, 48, 32, 33, 17, 45, 29, 36, 20, 48, 32}, + {9, 57, 5, 53, 12, 60, 8, 56, 9, 57, 5, 53, 12, 60, 8, 56}, + {41, 25, 37, 21, 44, 28, 40, 24, 41, 25, 37, 21, 44, 28, 40, 24}, + {3, 51, 15, 63, 2, 50, 14, 62, 3, 51, 15, 63, 2, 50, 14, 62}, + {35, 19, 47, 31, 34, 18, 46, 30, 35, 19, 47, 31, 34, 18, 46, 30}, + {11, 59, 7, 55, 10, 58, 6, 54, 11, 59, 7, 55, 10, 58, 6, 54}, + {43, 27, 39, 23, 42, 26, 38, 22, 43, 27, 39, 23, 42, 26, 38, 22} + }; + + mDitherScale = 255.f / 65; +#endif + + LLPointer<LLImageRaw> image_raw = new LLImageRaw(mDitherMatrixWidth, mDitherMatrixWidth, 3); + U8* data = image_raw->getData(); + for (S32 i = 0; i < mDitherMatrixWidth; i++) + { + for (S32 j = 0; j < mDitherMatrixWidth; j++) + { + U8 val = dither_matrix[i][j]; + *data++ = val; + *data++ = val; + *data++ = val; + } + } + + mDitheringTexture = LLViewerTextureManager::getLocalTexture(image_raw.get(), FALSE) ; + mDitheringTexture->setAddressMode(LLTexUnit::TAM_WRAP); + mDitheringTexture->setFilteringOption(LLTexUnit::TFO_POINT); + + mDitherScaleS = (F32)width / mDitherMatrixWidth; + mDitherScaleT = (F32)height / mDitherMatrixWidth; +} + +void LLSceneMonitor::setDebugViewerVisible(BOOL visible) +{ + mDebugViewerVisible = visible; +} + +bool LLSceneMonitor::preCapture() +{ + static LLCachedControl<bool> monitor_enabled(gSavedSettings,"SceneLoadingMonitorEnabled"); + static LLFrameTimer timer; + + mCurTarget = NULL; + if (!LLGLSLShader::sNoFixedFunction) + { + return false; + } + + BOOL enabled = (BOOL)monitor_enabled || mDebugViewerVisible; + if(mEnabled != enabled) + { + if(mEnabled) + { + reset(); + unfreezeScene(); + } + else + { + freezeScene(); + } + + mEnabled = enabled; + } + + if(!mEnabled) + { + return false; + } + + if(gAgent.isPositionChanged()) + { + mRecording->reset(); + } + + if(timer.getElapsedTimeF32() < mSamplingTime) + { + return false; + } + timer.reset(); + + S32 width = gViewerWindow->getWorldViewWidthRaw(); + S32 height = gViewerWindow->getWorldViewHeightRaw(); + + if(!mFrames[0]) + { + mFrames[0] = new LLRenderTarget(); + mFrames[0]->allocate(width, height, GL_RGB, false, false, LLTexUnit::TT_TEXTURE, true); + gGL.getTexUnit(0)->bind(mFrames[0]); + gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + + mCurTarget = mFrames[0]; + } + else if(!mFrames[1]) + { + mFrames[1] = new LLRenderTarget(); + mFrames[1]->allocate(width, height, GL_RGB, false, false, LLTexUnit::TT_TEXTURE, true); + gGL.getTexUnit(0)->bind(mFrames[1]); + gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT); + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + + mCurTarget = mFrames[1]; + } + else //swap + { + mCurTarget = mFrames[0]; + mFrames[0] = mFrames[1]; + mFrames[1] = mCurTarget; + } + + if(mCurTarget->getWidth() != width || mCurTarget->getHeight() != height) //size changed + { + mCurTarget->resize(width, height, GL_RGB); + } + + return true; +} + +void LLSceneMonitor::freezeAvatar(LLCharacter* avatarp) +{ + mAvatarPauseHandles.push_back(avatarp->requestPause()); +} + +void LLSceneMonitor::freezeScene() +{ + //freeze all avatars + for (std::vector<LLCharacter*>::iterator iter = LLCharacter::sInstances.begin(); + iter != LLCharacter::sInstances.end(); ++iter) + { + freezeAvatar((LLCharacter*)(*iter)); + } + + // freeze everything else + gSavedSettings.setBOOL("FreezeTime", TRUE); + + gPipeline.clearRenderTypeMask(LLPipeline::RENDER_TYPE_SKY, LLPipeline::RENDER_TYPE_WL_SKY, + LLPipeline::RENDER_TYPE_WATER, LLPipeline::RENDER_TYPE_CLOUDS, LLPipeline::END_RENDER_TYPES); +} + +void LLSceneMonitor::unfreezeScene() +{ + //thaw all avatars + mAvatarPauseHandles.clear(); + + // thaw everything else + gSavedSettings.setBOOL("FreezeTime", FALSE); + + gPipeline.setRenderTypeMask(LLPipeline::RENDER_TYPE_SKY, LLPipeline::RENDER_TYPE_WL_SKY, + LLPipeline::RENDER_TYPE_WATER, LLPipeline::RENDER_TYPE_CLOUDS, LLPipeline::END_RENDER_TYPES); +} + +void LLSceneMonitor::capture() +{ + static U32 last_capture_time = 0; + + if(last_capture_time == gFrameCount) + { + return; + } + last_capture_time = gFrameCount; + + preCapture(); + + if(!mCurTarget) + { + return; + } + + U32 old_FBO = LLRenderTarget::sCurFBO; + + gGL.getTexUnit(0)->bind(mCurTarget); + glBindFramebuffer(GL_READ_FRAMEBUFFER, 0); //point to the main frame buffer. + + glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, mCurTarget->getWidth(), mCurTarget->getHeight()); //copy the content + + glBindFramebuffer(GL_READ_FRAMEBUFFER, 0); + glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, old_FBO); + + mCurTarget = NULL; + mNeedsUpdateDiff = TRUE; +} + +bool LLSceneMonitor::needsUpdate() const +{ + return mNeedsUpdateDiff; +} + +void LLSceneMonitor::compare() +{ + if(!mNeedsUpdateDiff) + { + return; + } + mNeedsUpdateDiff = FALSE; + + if(!mFrames[0] || !mFrames[1]) + { + return; + } + if(mFrames[0]->getWidth() != mFrames[1]->getWidth() || mFrames[0]->getHeight() != mFrames[1]->getHeight()) + { + return; //size does not match + } + + S32 width = gViewerWindow->getWindowWidthRaw(); + S32 height = gViewerWindow->getWindowHeightRaw(); + if(!mDiff) + { + mDiff = new LLRenderTarget(); + mDiff->allocate(width, height, GL_RGBA, false, false, LLTexUnit::TT_TEXTURE, true); + + generateDitheringTexture(width, height); + } + else if(mDiff->getWidth() != width || mDiff->getHeight() != height) + { + mDiff->resize(width, height, GL_RGBA); + generateDitheringTexture(width, height); + } + + mDiff->bindTarget(); + mDiff->clear(); + + gTwoTextureCompareProgram.bind(); + + gTwoTextureCompareProgram.uniform1f("dither_scale", mDitherScale); + gTwoTextureCompareProgram.uniform1f("dither_scale_s", mDitherScaleS); + gTwoTextureCompareProgram.uniform1f("dither_scale_t", mDitherScaleT); + + gGL.getTexUnit(0)->activate(); + gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(0)->bind(mFrames[0]); + gGL.getTexUnit(0)->activate(); + + gGL.getTexUnit(1)->activate(); + gGL.getTexUnit(1)->enable(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(1)->bind(mFrames[1]); + gGL.getTexUnit(1)->activate(); + + gGL.getTexUnit(2)->activate(); + gGL.getTexUnit(2)->enable(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(2)->bind(mDitheringTexture); + gGL.getTexUnit(2)->activate(); + + gl_rect_2d_simple_tex(width, height); + + mDiff->flush(); + + gTwoTextureCompareProgram.unbind(); + + gGL.getTexUnit(0)->disable(); + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(1)->disable(); + gGL.getTexUnit(1)->unbind(LLTexUnit::TT_TEXTURE); + gGL.getTexUnit(2)->disable(); + gGL.getTexUnit(2)->unbind(LLTexUnit::TT_TEXTURE); + + mHasNewDiff = TRUE; + + //send out the query request. + queryDiff(); +} + +void LLSceneMonitor::queryDiff() +{ + if(mDebugViewerVisible) + { + return; + } + + calcDiffAggregate(); +} + +//calculate Diff aggregate information in GPU, and enable gl occlusion query to capture it. +void LLSceneMonitor::calcDiffAggregate() +{ + if(!mHasNewDiff && !mDebugViewerVisible) + { + return; + } + + if(!mQueryObject) + { + mQueryObject = get_new_occlusion_query_object_name(); + } + + LLGLDepthTest depth(true, false, GL_ALWAYS); + if(!mDebugViewerVisible) + { + glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); + } + + LLGLSLShader* cur_shader = NULL; + + cur_shader = LLGLSLShader::sCurBoundShaderPtr; + gOneTextureFilterProgram.bind(); + gOneTextureFilterProgram.uniform1f("tolerance", mDiffTolerance); + + if(mHasNewDiff) + { + glBeginQueryARB(GL_SAMPLES_PASSED_ARB, mQueryObject); + } + + gl_draw_scaled_target(0, 0, S32(mDiff->getWidth() * mDiffPixelRatio), S32(mDiff->getHeight() * mDiffPixelRatio), mDiff); + + if(mHasNewDiff) + { + glEndQueryARB(GL_SAMPLES_PASSED_ARB); + mHasNewDiff = FALSE; + mHasNewQueryResult = TRUE; + } + + gOneTextureFilterProgram.unbind(); + + if(cur_shader != NULL) + { + cur_shader->bind(); + } + + if(!mDebugViewerVisible) + { + glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); + } +} + +static LLTrace::MeasurementStatHandle<> sFramePixelDiff("FramePixelDifference"); +void LLSceneMonitor::fetchQueryResult() +{ + if(!mHasNewQueryResult) + { + return; + } + mHasNewQueryResult = FALSE; + + GLuint available = 0; + glGetQueryObjectuivARB(mQueryObject, GL_QUERY_RESULT_AVAILABLE_ARB, &available); + if(!available) + { + return; + } + + GLuint count = 0; + glGetQueryObjectuivARB(mQueryObject, GL_QUERY_RESULT_ARB, &count); + + mDiffResult = count * 0.5f / (mDiff->getWidth() * mDiff->getHeight() * mDiffPixelRatio * mDiffPixelRatio); //0.5 -> (front face + back face) + + if(mDiffResult > 0.01f) + { + mRecording->extend(); + sample(sFramePixelDiff, mDiffResult); + } + //llinfos << count << " : " << mDiffResult << llendl; +} +//------------------------------------------------------------------------------------------------------------- +//definition of class LLSceneMonitorView +//------------------------------------------------------------------------------------------------------------- +LLSceneMonitorView::LLSceneMonitorView(const LLRect& rect) + : LLFloater(LLSD()) +{ + setRect(rect); + setVisible(FALSE); + + setCanMinimize(false); + setCanClose(true); +} + +void LLSceneMonitorView::onClickCloseBtn() +{ + setVisible(false); +} + +void LLSceneMonitorView::setVisible(BOOL visible) +{ + LLSceneMonitor::getInstance()->setDebugViewerVisible(visible); + + LLView::setVisible(visible); +} + +void LLSceneMonitorView::draw() +{ + const LLRenderTarget* target = LLSceneMonitor::getInstance()->getDiffTarget(); + if(!target) + { + return; + } + + F32 ratio = LLSceneMonitor::getInstance()->getDiffPixelRatio(); + S32 height = (S32)(target->getHeight() * ratio); + S32 width = (S32)(target->getWidth() * ratio); + //S32 height = (S32) (gViewerWindow->getWindowRectScaled().getHeight()*0.5f); + //S32 width = (S32) (gViewerWindow->getWindowRectScaled().getWidth() * 0.5f); + + LLRect new_rect; + new_rect.setLeftTopAndSize(getRect().mLeft, getRect().mTop, width, height); + setRect(new_rect); + + //draw background + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + gl_rect_2d(0, getRect().getHeight(), getRect().getWidth(), 0, LLColor4(0.f, 0.f, 0.f, 0.25f)); + + LLSceneMonitor::getInstance()->calcDiffAggregate(); + + //show some texts + LLColor4 color = LLColor4::white; + S32 line_height = LLFontGL::getFontMonospace()->getLineHeight(); + + S32 lines = 0; + std::string num_str = llformat("Frame difference: %.6f", LLSceneMonitor::getInstance()->getDiffResult()); + LLFontGL::getFontMonospace()->renderUTF8(num_str, 0, 5, getRect().getHeight() - line_height * lines, color, LLFontGL::LEFT, LLFontGL::TOP); + lines++; + + num_str = llformat("Pixel tolerance: (R+G+B) < %.4f", LLSceneMonitor::getInstance()->getDiffTolerance()); + LLFontGL::getFontMonospace()->renderUTF8(num_str, 0, 5, getRect().getHeight() - line_height * lines, color, LLFontGL::LEFT, LLFontGL::TOP); + lines++; + + num_str = llformat("Sampling time: %.3f seconds", LLSceneMonitor::getInstance()->getSamplingTime()); + LLFontGL::getFontMonospace()->renderUTF8(num_str, 0, 5, getRect().getHeight() - line_height * lines, color, LLFontGL::LEFT, LLFontGL::TOP); + lines++; + + num_str = llformat("Scene Loading time: %.3f seconds", (F32)LLSceneMonitor::getInstance()->getRecording()->getAcceptedRecording().getDuration().value()); + LLFontGL::getFontMonospace()->renderUTF8(num_str, 0, 5, getRect().getHeight() - line_height * lines, color, LLFontGL::LEFT, LLFontGL::TOP); + lines++; + + LLView::draw(); +} + |