diff options
Diffstat (limited to 'indra/newview/llfeaturemanager.cpp')
| -rw-r--r-- | indra/newview/llfeaturemanager.cpp | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/indra/newview/llfeaturemanager.cpp b/indra/newview/llfeaturemanager.cpp index e934041e2e..c7f3ef3490 100644 --- a/indra/newview/llfeaturemanager.cpp +++ b/indra/newview/llfeaturemanager.cpp @@ -408,6 +408,7 @@ bool LLFeatureManager::loadGPUClass() { if (!gSavedSettings.getBOOL("SkipBenchmark")) { + F32 class0_gbps = gSavedSettings.getF32("RenderClass0MemoryBandwidth"); //get memory bandwidth from benchmark F32 gbps; try @@ -424,6 +425,14 @@ bool LLFeatureManager::loadGPUClass() LL_WARNS("RenderInit") << "GPU benchmark failed: " << e.what() << LL_ENDL; } + mGPUMemoryBandwidth = gbps; + + // bias by CPU speed + F32 cpu_basis_mhz = gSavedSettings.getF32("RenderCPUBasis"); + F32 cpu_mhz = (F32) gSysCPU.getMHz(); + F32 cpu_bias = llclamp(cpu_mhz / cpu_basis_mhz, 0.5f, 1.f); + gbps *= cpu_bias; + if (gbps < 0.f) { //couldn't bench, use GLVersion #if LL_DARWIN @@ -466,23 +475,23 @@ bool LLFeatureManager::loadGPUClass() { mGPUClass = GPU_CLASS_1; } - else if (gbps <= 5.f) + else if (gbps <= class0_gbps) { mGPUClass = GPU_CLASS_0; } - else if (gbps <= 8.f) + else if (gbps <= class0_gbps*2.f) { mGPUClass = GPU_CLASS_1; } - else if (gbps <= 16.f) + else if (gbps <= class0_gbps*4.f) { mGPUClass = GPU_CLASS_2; } - else if (gbps <= 40.f) + else if (gbps <= class0_gbps*8.f) { mGPUClass = GPU_CLASS_3; } - else if (gbps <= 80.f) + else if (gbps <= class0_gbps*16.f) { mGPUClass = GPU_CLASS_4; } @@ -490,6 +499,18 @@ bool LLFeatureManager::loadGPUClass() { mGPUClass = GPU_CLASS_5; } + + #if LL_WINDOWS + const F32Gigabytes MIN_PHYSICAL_MEMORY(2); + + LLMemory::updateMemoryInfo(); + F32Gigabytes physical_mem = LLMemory::getMaxMemKB(); + if (MIN_PHYSICAL_MEMORY > physical_mem && mGPUClass > GPU_CLASS_1) + { + // reduce quality on systems that don't have enough memory + mGPUClass = (EGPUClass)(mGPUClass - 1); + } + #endif //LL_WINDOWS } //end if benchmark else { |