diff options
Diffstat (limited to 'indra/newview/llviewertexturelist.cpp')
| -rwxr-xr-x | indra/newview/llviewertexturelist.cpp | 63 |
1 files changed, 32 insertions, 31 deletions
diff --git a/indra/newview/llviewertexturelist.cpp b/indra/newview/llviewertexturelist.cpp index 888174a6cf..f4dc04bd51 100755 --- a/indra/newview/llviewertexturelist.cpp +++ b/indra/newview/llviewertexturelist.cpp @@ -89,7 +89,7 @@ void LLViewerTextureList::init() mMaxTotalTextureMemInMegaBytes = 0 ; // Update how much texture RAM we're allowed to use. - updateMaxResidentTexMem(0); // 0 = use current + updateMaxResidentTexMem(S32Mibibytes(0)); // 0 = use current doPreloadImages(); } @@ -1231,28 +1231,28 @@ const S32 MIN_VIDEO_RAM = 32; const S32 MAX_VIDEO_RAM = 512; // 512MB max for performance reasons. // Returns min setting for TextureMemory (in MB) -S32 LLViewerTextureList::getMinVideoRamSetting() +S32Mibibytes LLViewerTextureList::getMinVideoRamSetting() { - S32 system_ram = (S32)BYTES_TO_MEGA_BYTES(gSysMemory.getPhysicalMemoryClamped()); + S32Mibibytes system_ram = gSysMemory.getPhysicalMemoryClamped(); //min texture mem sets to 64M if total physical mem is more than 1.5GB - return (system_ram > 1500) ? 64 : gMinVideoRam.value() ; + return (system_ram > S32Mibibytes(1500)) ? S32Mibibytes(64) : gMinVideoRam ; } //static // Returns max setting for TextureMemory (in MB) -S32 LLViewerTextureList::getMaxVideoRamSetting(bool get_recommended) +S32Mibibytes LLViewerTextureList::getMaxVideoRamSetting(bool get_recommended) { - S32 max_texmem; + S32Mibibytes max_texmem; if (gGLManager.mVRAM != 0) { // Treat any card with < 32 MB (shudder) as having 32 MB // - it's going to be swapping constantly regardless - S32 max_vram = gGLManager.mVRAM; + S32Mibibytes max_vram(gGLManager.mVRAM); if(gGLManager.mIsATI) { //shrink the availabe vram for ATI cards because some of them do not handel texture swapping well. - max_vram = (S32)(max_vram * 0.75f); + max_vram = max_vram * 0.75f; } max_vram = llmax(max_vram, getMinVideoRamSetting()); @@ -1278,26 +1278,26 @@ S32 LLViewerTextureList::getMaxVideoRamSetting(bool get_recommended) LL_WARNS() << "VRAM amount not detected, defaulting to " << max_texmem << " MB" << LL_ENDL; } - S32 system_ram = (S32)BYTES_TO_MEGA_BYTES(gSysMemory.getPhysicalMemoryClamped()); // In MB + S32Mibibytes system_ram = gSysMemory.getPhysicalMemoryClamped(); // In MB //LL_INFOS() << "*** DETECTED " << system_ram << " MB of system memory." << LL_ENDL; if (get_recommended) - max_texmem = llmin(max_texmem, (S32)(system_ram/2)); + max_texmem = llmin(max_texmem, system_ram/2); else - max_texmem = llmin(max_texmem, (S32)(system_ram)); + max_texmem = llmin(max_texmem, system_ram); - max_texmem = llclamp(max_texmem, getMinVideoRamSetting(), gMaxVideoRam.value()); + max_texmem = llclamp(max_texmem, getMinVideoRamSetting(), gMaxVideoRam); return max_texmem; } -const S32 VIDEO_CARD_FRAMEBUFFER_MEM = 12; // MB -const S32 MIN_MEM_FOR_NON_TEXTURE = 512 ; //MB -void LLViewerTextureList::updateMaxResidentTexMem(S32 mem) +const S32Mibibytes VIDEO_CARD_FRAMEBUFFER_MEM(12); +const S32Mibibytes MIN_MEM_FOR_NON_TEXTURE(512); +void LLViewerTextureList::updateMaxResidentTexMem(S32Mibibytes mem) { // Initialize the image pipeline VRAM settings - S32 cur_mem = gSavedSettings.getS32("TextureMemory"); + S32Mibibytes cur_mem(gSavedSettings.getS32("TextureMemory")); F32 mem_multiplier = gSavedSettings.getF32("RenderTextureMemoryMultiple"); - S32 default_mem = getMaxVideoRamSetting(true); // recommended default + S32Mibibytes default_mem(getMaxVideoRamSetting(true)); // recommended default if (mem == 0) { mem = cur_mem > 0 ? cur_mem : default_mem; @@ -1308,20 +1308,20 @@ void LLViewerTextureList::updateMaxResidentTexMem(S32 mem) } // limit the texture memory to a multiple of the default if we've found some cards to behave poorly otherwise - mem = llmin(mem, (S32) (mem_multiplier * (F32) default_mem)); + mem = llmin(mem, S32Mibibytes(mem_multiplier * (F32Mibibytes)default_mem)); mem = llclamp(mem, getMinVideoRamSetting(), getMaxVideoRamSetting()); if (mem != cur_mem) { - gSavedSettings.setS32("TextureMemory", mem); + gSavedSettings.setS32("TextureMemory", mem.value()); return; //listener will re-enter this function } // TODO: set available resident texture mem based on use by other subsystems // currently max(12MB, VRAM/4) assumed... - S32 vb_mem = mem; - S32 fb_mem = llmax(VIDEO_CARD_FRAMEBUFFER_MEM, vb_mem/4); + S32Mibibytes vb_mem = mem; + S32Mibibytes fb_mem = llmax(VIDEO_CARD_FRAMEBUFFER_MEM, vb_mem/4); mMaxResidentTexMemInMegaBytes = (vb_mem - fb_mem) ; //in MB mMaxTotalTextureMemInMegaBytes = mMaxResidentTexMemInMegaBytes * 2; @@ -1331,12 +1331,12 @@ void LLViewerTextureList::updateMaxResidentTexMem(S32 mem) } //system mem - S32 system_ram = (S32)BYTES_TO_MEGA_BYTES(gSysMemory.getPhysicalMemoryClamped()); // In MB + S32Mibibytes system_ram = gSysMemory.getPhysicalMemoryClamped(); //minimum memory reserved for non-texture use. //if system_raw >= 1GB, reserve at least 512MB for non-texture use; //otherwise reserve half of the system_ram for non-texture use. - S32 min_non_texture_mem = llmin(system_ram / 2, MIN_MEM_FOR_NON_TEXTURE) ; + S32Mibibytes min_non_texture_mem = llmin(system_ram / 2, MIN_MEM_FOR_NON_TEXTURE) ; if (mMaxTotalTextureMemInMegaBytes > system_ram - min_non_texture_mem) { @@ -1514,18 +1514,19 @@ void LLViewerTextureList::processImageNotInDatabase(LLMessageSystem *msg,void ** /////////////////////////////////////////////////////////////////////////////// //static -const U32 SIXTEEN_MEG = 0x1000000; -S32 LLViewerTextureList::calcMaxTextureRAM() +const LLUnitImplicit<F32, LLUnits::Mibibytes> SIXTEEN_MEG(16); +S32Bytes LLViewerTextureList::calcMaxTextureRAM() { // Decide the maximum amount of RAM we should allow the user to allocate to texture cache LLMemoryInfo memory_info; - U32 available_memory = memory_info.getPhysicalMemoryClamped(); + LLUnitImplicit<F32, LLUnits::Mibibytes> available_memory = memory_info.getPhysicalMemoryClamped(); - clamp_rescale((F32)available_memory, - (F32)(SIXTEEN_MEG * 16), - (F32)U32_MAX, - (F32)(SIXTEEN_MEG * 4), - (F32)(U32_MAX >> 1)); + // as originally written, this code was a no-op. Not sure of the side effect of making it actually work + /*clamp_rescale(available_memory.value(), + (SIXTEEN_MEG * 16), + (F32Mibibytes)U32_MAX, + (SIXTEEN_MEG * 4), + (F32Mibibytes)(U32_MAX >> 1));*/ return available_memory; } |