diff options
Diffstat (limited to 'indra/llrender/llimagegl.cpp')
| -rw-r--r-- | indra/llrender/llimagegl.cpp | 71 |
1 files changed, 27 insertions, 44 deletions
diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp index 61ac160b50..1d39786c2a 100644 --- a/indra/llrender/llimagegl.cpp +++ b/indra/llrender/llimagegl.cpp @@ -51,6 +51,7 @@ extern LL_COMMON_API bool on_main_thread(); //---------------------------------------------------------------------------- const F32 MIN_TEXTURE_LIFETIME = 10.f; +const F32 CONVERSION_SCRATCH_BUFFER_GL_VERSION = 3.29f; //which power of 2 is i? //assumes i is a power of 2 > 0 @@ -160,6 +161,7 @@ S32 LLImageGL::sMaxCategories = 1 ; bool LLImageGL::sSkipAnalyzeAlpha; U32 LLImageGL::sScratchPBO = 0; U32 LLImageGL::sScratchPBOSize = 0; +U32* LLImageGL::sManualScratch = nullptr; //------------------------ @@ -262,6 +264,22 @@ void LLImageGL::initClass(LLWindow* window, S32 num_catagories, bool skip_analyz } } +void LLImageGL::allocateConversionBuffer() +{ + if (gGLManager.mGLVersion < CONVERSION_SCRATCH_BUFFER_GL_VERSION) + { + try + { + sManualScratch = new U32[MAX_IMAGE_AREA]; + } + catch (std::bad_alloc&) + { + LLError::LLUserWarningMsg::showOutOfMemory(); + LL_ERRS() << "Failed to allocate sManualScratch" << LL_ENDL; + } + } +} + //static void LLImageGL::cleanupClass() { @@ -273,6 +291,8 @@ void LLImageGL::cleanupClass() sScratchPBO = 0; sScratchPBOSize = 0; } + + delete[] sManualScratch; } @@ -1342,11 +1362,10 @@ void LLImageGL::deleteTextures(S32 numTextures, const U32 *textures) void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 width, S32 height, U32 pixformat, U32 pixtype, const void* pixels, bool allow_compression) { LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE; - std::unique_ptr<U32[]> scratch; if (LLRender::sGLCoreProfile) { LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE; - if (gGLManager.mGLVersion >= 3.29f) + if (gGLManager.mGLVersion >= CONVERSION_SCRATCH_BUFFER_GL_VERSION) { if (pixformat == GL_ALPHA) { //GL_ALPHA is deprecated, convert to RGBA @@ -1378,27 +1397,15 @@ void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 widt { //GL_ALPHA is deprecated, convert to RGBA if (pixels != nullptr) { - try - { - scratch.reset(new U32[width * height]); - } - catch (std::bad_alloc) - { - LLError::LLUserWarningMsg::showOutOfMemory(); - LL_ERRS() << "Failed to allocate " << (U32)(width * height * sizeof(U32)) - << " bytes for a manual image W" << width << " H" << height - << " Pixformat: GL_ALPHA, pixtype: GL_UNSIGNED_BYTE" << LL_ENDL; - } - U32 pixel_count = (U32)(width * height); for (U32 i = 0; i < pixel_count; i++) { - U8* pix = (U8*)&scratch[i]; + U8* pix = (U8*)&sManualScratch[i]; pix[0] = pix[1] = pix[2] = 0; pix[3] = ((U8*)pixels)[i]; } - pixels = scratch.get(); + pixels = sManualScratch; } pixformat = GL_RGBA; @@ -1409,30 +1416,18 @@ void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 widt { //GL_LUMINANCE_ALPHA is deprecated, convert to RGBA if (pixels != nullptr) { - try - { - scratch.reset(new U32[width * height]); - } - catch (std::bad_alloc) - { - LLError::LLUserWarningMsg::showOutOfMemory(); - LL_ERRS() << "Failed to allocate " << (U32)(width * height * sizeof(U32)) - << " bytes for a manual image W" << width << " H" << height - << " Pixformat: GL_LUMINANCE_ALPHA, pixtype: GL_UNSIGNED_BYTE" << LL_ENDL; - } - U32 pixel_count = (U32)(width * height); for (U32 i = 0; i < pixel_count; i++) { U8 lum = ((U8*)pixels)[i * 2 + 0]; U8 alpha = ((U8*)pixels)[i * 2 + 1]; - U8* pix = (U8*)&scratch[i]; + U8* pix = (U8*)&sManualScratch[i]; pix[0] = pix[1] = pix[2] = lum; pix[3] = alpha; } - pixels = scratch.get(); + pixels = sManualScratch; } pixformat = GL_RGBA; @@ -1443,29 +1438,17 @@ void LLImageGL::setManualImage(U32 target, S32 miplevel, S32 intformat, S32 widt { //GL_LUMINANCE_ALPHA is deprecated, convert to RGB if (pixels != nullptr) { - try - { - scratch.reset(new U32[width * height]); - } - catch (std::bad_alloc) - { - LLError::LLUserWarningMsg::showOutOfMemory(); - LL_ERRS() << "Failed to allocate " << (U32)(width * height * sizeof(U32)) - << " bytes for a manual image W" << width << " H" << height - << " Pixformat: GL_LUMINANCE, pixtype: GL_UNSIGNED_BYTE" << LL_ENDL; - } - U32 pixel_count = (U32)(width * height); for (U32 i = 0; i < pixel_count; i++) { U8 lum = ((U8*)pixels)[i]; - U8* pix = (U8*)&scratch[i]; + U8* pix = (U8*)&sManualScratch[i]; pix[0] = pix[1] = pix[2] = lum; pix[3] = 255; } - pixels = scratch.get(); + pixels = sManualScratch; } pixformat = GL_RGBA; intformat = GL_RGB8; |