diff options
Diffstat (limited to 'indra/newview')
| -rwxr-xr-x | indra/newview/llfeaturemanager.cpp | 67 | ||||
| -rwxr-xr-x | indra/newview/llglsandbox.cpp | 80 | ||||
| -rwxr-xr-x | indra/newview/llviewermenu.cpp | 2 |
3 files changed, 130 insertions, 19 deletions
diff --git a/indra/newview/llfeaturemanager.cpp b/indra/newview/llfeaturemanager.cpp index d0555477ea..4db0422634 100755 --- a/indra/newview/llfeaturemanager.cpp +++ b/indra/newview/llfeaturemanager.cpp @@ -417,13 +417,71 @@ bool LLFeatureManager::parseFeatureTable(std::string filename) return parse_ok; } +F32 gpu_benchmark(); + bool LLFeatureManager::loadGPUClass() { + //get memory bandwidth from benchmark + F32 gbps = gpu_benchmark(); + + if (gbps < 0.f) + { //couldn't bench, use GLVersion +#if LL_DARWIN + //GLVersion is misleading on OSX, just default to class 3 if we can't bench + mGPUClass = GPU_CLASS_3; +#else + if (gGLManager.mGLVersion < 2.f) + { + mGPUClass = GPU_CLASS_0; + } + else if (gGLManager.mGLVersion < 3.f) + { + mGPUClass = GPU_CLASS_1; + } + else if (gGLManager.mGLVersion < 3.3f) + { + mGPUClass = GPU_CLASS_2; + } + else if (gGLManager.mGLVersion < 4.f) + { + mGPUClass = GPU_CLASS_3; + } + else + { + mGPUClass = GPU_CLASS_4; + } +#endif + } + else if (gbps < 5.f) + { + mGPUClass = GPU_CLASS_0; + } + else if (gbps < 10.f) + { + mGPUClass = GPU_CLASS_1; + } + else if (gbps < 20.f) + { + mGPUClass = GPU_CLASS_2; + } + else if (gbps < 40.f) + { + mGPUClass = GPU_CLASS_3; + } + else if (gbps < 80.f) + { + mGPUClass = GPU_CLASS_4; + } + else + { + mGPUClass = GPU_CLASS_5; + } + // defaults - mGPUClass = GPU_CLASS_UNKNOWN; mGPUString = gGLManager.getRawGLString(); - mGPUSupported = FALSE; + mGPUSupported = TRUE; +#if 0 // first table is in the app dir std::string app_path = gDirUtilp->getAppRODataDir(); app_path += gDirUtilp->getDirDelimiter(); @@ -451,8 +509,8 @@ bool LLFeatureManager::loadGPUClass() { parse_ok = parseGPUTable(app_path); } - - return parse_ok; // indicates that the file parsed correctly, not that the gpu was recognized +#endif + return true; // indicates that the file parsed correctly, not that the gpu was recognized } @@ -730,6 +788,7 @@ void LLFeatureManager::init() void LLFeatureManager::applyRecommendedSettings() { + loadGPUClass(); // apply saved settings // cap the level at 2 (high) U32 level = llmax(GPU_CLASS_0, llmin(mGPUClass, GPU_CLASS_5)); diff --git a/indra/newview/llglsandbox.cpp b/indra/newview/llglsandbox.cpp index c386030329..4b8ac2b3cf 100755 --- a/indra/newview/llglsandbox.cpp +++ b/indra/newview/llglsandbox.cpp @@ -879,13 +879,32 @@ void LLViewerObjectList::renderObjectBeacons() } -void gpu_benchmark() +F32 gpu_benchmark() { - if (!LLGLSLShader::sNoFixedFunction) + if (!gGLManager.mHasShaderObjects) { //don't bother benchmarking the fixed function - return; + return -1.f; } + + if (gBenchmarkProgram.mProgramObject == 0) + { + LLViewerShaderMgr::instance()->initAttribsAndUniforms(); + + gBenchmarkProgram.mName = "Benchmark Shader"; + gBenchmarkProgram.mFeatures.attachNothing = true; + gBenchmarkProgram.mShaderFiles.clear(); + gBenchmarkProgram.mShaderFiles.push_back(std::make_pair("interface/benchmarkV.glsl", GL_VERTEX_SHADER_ARB)); + gBenchmarkProgram.mShaderFiles.push_back(std::make_pair("interface/benchmarkF.glsl", GL_FRAGMENT_SHADER_ARB)); + gBenchmarkProgram.mShaderLevel = 1; + if (!gBenchmarkProgram.createShader(NULL, NULL)) + { + return -1.f; + } + } + + LLGLDisable blend(GL_BLEND); + //measure memory bandwidth by: // - allocating a batch of textures and render targets // - rendering those textures to those render targets @@ -909,7 +928,7 @@ void gpu_benchmark() std::vector<F32> results; //build a random texture - U8 pixels[res*res*4]; + U8* pixels = new U8[res*res*4]; for (U32 i = 0; i < res*res*4; ++i) { @@ -931,6 +950,8 @@ void gpu_benchmark() LLImageGL::setManualImage(GL_TEXTURE_2D, 0, GL_RGBA, res,res,GL_RGBA, GL_UNSIGNED_BYTE, pixels); } + delete [] pixels; + //make a dummy triangle to draw with LLPointer<LLVertexBuffer> buff = new LLVertexBuffer(LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_TEXCOORD0, GL_STATIC_DRAW_ARB); buff->allocateBuffer(3, 0, true); @@ -951,6 +972,8 @@ void gpu_benchmark() //wait for any previoius GL commands to finish glFinish(); + bool busted_finish = false; + for (S32 c = -1; c < samples; ++c) { LLTimer timer; @@ -965,7 +988,18 @@ void gpu_benchmark() } //wait for current batch of copies to finish - glFinish(); + if (busted_finish) + { + //read a pixel off the last target since some drivers seem to ignore glFinish + dest[count-1].bindTarget(); + U32 pixel = 0; + glReadPixels(0,0,1,1,GL_RGBA, GL_UNSIGNED_BYTE, &pixel); + dest[count-1].flush(); + } + else + { + glFinish(); + } F32 time = timer.getElapsedTimeF32(); @@ -976,13 +1010,20 @@ void gpu_benchmark() F32 gbps = gb/time; - results.push_back(gbps); + if (!gGLManager.mHasTimerQuery && !busted_finish && gbps > 128.f) + { //unrealistically high bandwidth for a card without timer queries, glFinish is probably ignored + busted_finish = true; + } + else + { + results.push_back(gbps); + } } } gBenchmarkProgram.unbind(); - LLGLSLShader::finishProfile(); + LLGLSLShader::finishProfile(false); LLImageGL::deleteTextures(count, source); @@ -992,21 +1033,32 @@ void gpu_benchmark() F32 gbps = results[results.size()/2]; LL_INFOS() << "Memory bandwidth is " << llformat("%.3f", gbps) << "GB/sec according to CPU timers" << LL_ENDL; - - F32 ms = gBenchmarkProgram.mTimeElapsed/1000000.f; - F32 seconds = ms/1000.f; - - F64 samples_drawn = res*res*count*samples; - F32 samples_sec = (samples_drawn/1000000000.0)/seconds; - gbps = samples_sec*8; + +#if LL_DARWIN + if (gbps > 512.f) + { + LL_INFOS() << "Memory bandwidth is improbably high and likely incorrect." << LL_ENDL; + //OSX is probably lying, discard result + gbps = -1.f; + } +#endif if (gGLManager.mHasTimerQuery) { + F32 ms = gBenchmarkProgram.mTimeElapsed/1000000.f; + F32 seconds = ms/1000.f; + + F64 samples_drawn = res*res*count*samples; + F32 samples_sec = (samples_drawn/1000000000.0)/seconds; + gbps = samples_sec*8; + LL_INFOS() << "Memory bandwidth is " << llformat("%.3f", gbps) << "GB/sec according to ARB_timer_query" << LL_ENDL; } else { LL_INFOS() << "ARB_timer_query unavailable." << LL_ENDL; } + + return gbps; } diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp index faf929d8f9..3abeba4b43 100755 --- a/indra/newview/llviewermenu.cpp +++ b/indra/newview/llviewermenu.cpp @@ -7216,7 +7216,7 @@ class LLAdvancedClickRenderProfile: public view_listener_t } }; -void gpu_benchmark(); +F32 gpu_benchmark(); class LLAdvancedClickRenderBenchmark: public view_listener_t { |