diff options
Diffstat (limited to 'indra')
| -rwxr-xr-x | indra/newview/llvocache.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/indra/newview/llvocache.cpp b/indra/newview/llvocache.cpp index 2176ec9c9c..0f29e9cfa2 100755 --- a/indra/newview/llvocache.cpp +++ b/indra/newview/llvocache.cpp @@ -34,6 +34,7 @@ #include "llviewerregion.h" #include "pipeline.h" #include "llagentcamera.h" +#include "llmemory.h" //static variables U32 LLVOCacheEntry::sMinFrameRange = 0; @@ -381,6 +382,13 @@ BOOL LLVOCacheEntry::writeToFile(LLAPRFile* apr_file) const //static void LLVOCacheEntry::updateDebugSettings() { + static LLFrameTimer timer; + if(timer.getElapsedTimeF32() < 1.0f) //update frequency once per second. + { + return; + } + timer.reset(); + //the number of frames invisible objects stay in memory static LLCachedControl<U32> inv_obj_time(gSavedSettings,"NonvisibleObjectsInMemoryTime"); sMinFrameRange = inv_obj_time - 1; //make 0 to be the maximum @@ -404,6 +412,23 @@ void LLVOCacheEntry::updateDebugSettings() sRearFarRadius = llmax(rear_max_radius_frac * gAgentCamera.mDrawDistance / 100.f, 1.0f); //minimum value is 1.0m sRearFarRadius = llmax(sRearFarRadius, (F32)min_radius); //can not be less than "SceneLoadMinRadius". sRearFarRadius = llmin(sRearFarRadius, gAgentCamera.mDrawDistance); //can not be more than the draw distance. + + //make the above parameters adaptive to memory usage + //starts to put restrictions from 750MB, apply tightest restrictions when hits 1GB + const U32 low_bound = 750 * 1024; //KB + const U32 high_bound = 1024 * 1024; //KB + + LLMemory::updateMemoryInfo() ; + U32 allocated_mem = LLMemory::getAllocatedMemKB().value(); + if(allocated_mem < low_bound) + { + return; + } + F32 adjust_factor = llmax(0.f, (F32)(high_bound - allocated_mem) / (high_bound - low_bound)); + + sRearFarRadius = llmin(adjust_factor * sRearFarRadius, 96.f); //[0.f, 96.f] + sMinFrameRange = (U32)llclamp(adjust_factor * sMinFrameRange, 10.f, 64.f); //[10, 64] + sNearRadius = llmax(adjust_factor * sNearRadius, 1.0f); } //static |