diff options
Diffstat (limited to 'indra/llappearance/lltexlayer.cpp')
| -rw-r--r-- | indra/llappearance/lltexlayer.cpp | 105 |
1 files changed, 76 insertions, 29 deletions
diff --git a/indra/llappearance/lltexlayer.cpp b/indra/llappearance/lltexlayer.cpp index 186986bf9c..c90b11ae71 100644 --- a/indra/llappearance/lltexlayer.cpp +++ b/indra/llappearance/lltexlayer.cpp @@ -137,7 +137,7 @@ void LLTexLayerSetBuffer::postRenderTexLayerSet(BOOL success) popProjection(); } -BOOL LLTexLayerSetBuffer::renderTexLayerSet() +BOOL LLTexLayerSetBuffer::renderTexLayerSet(LLRenderTarget* bound_target) { // Default color mask for tex layer render gGL.setColorMask(true, true); @@ -161,7 +161,7 @@ BOOL LLTexLayerSetBuffer::renderTexLayerSet() // Composite the color data LLGLSUIDefault gls_ui; success &= mTexLayerSet->render( getCompositeOriginX(), getCompositeOriginY(), - getCompositeWidth(), getCompositeHeight() ); + getCompositeWidth(), getCompositeHeight(), bound_target ); gGL.flush(); midRenderTexLayerSet(success); @@ -375,7 +375,7 @@ void LLTexLayerSet::deleteCaches() } -BOOL LLTexLayerSet::render( S32 x, S32 y, S32 width, S32 height ) +BOOL LLTexLayerSet::render( S32 x, S32 y, S32 width, S32 height, LLRenderTarget* bound_target ) { BOOL success = TRUE; mIsVisible = TRUE; @@ -427,12 +427,12 @@ BOOL LLTexLayerSet::render( S32 x, S32 y, S32 width, S32 height ) if (layer->getRenderPass() == LLTexLayer::RP_COLOR) { gGL.flush(); - success &= layer->render(x, y, width, height); + success &= layer->render(x, y, width, height, bound_target); gGL.flush(); } } - renderAlphaMaskTextures(x, y, width, height, false); + renderAlphaMaskTextures(x, y, width, height, bound_target, false); stop_glerror(); } @@ -523,7 +523,7 @@ const LLTexLayerSetBuffer* LLTexLayerSet::getComposite() const } static LLTrace::BlockTimerStatHandle FTM_GATHER_MORPH_MASK_ALPHA("gatherMorphMaskAlpha"); -void LLTexLayerSet::gatherMorphMaskAlpha(U8 *data, S32 origin_x, S32 origin_y, S32 width, S32 height) +void LLTexLayerSet::gatherMorphMaskAlpha(U8 *data, S32 origin_x, S32 origin_y, S32 width, S32 height, LLRenderTarget* bound_target) { LL_RECORD_BLOCK_TIME(FTM_GATHER_MORPH_MASK_ALPHA); memset(data, 255, width * height); @@ -531,15 +531,15 @@ void LLTexLayerSet::gatherMorphMaskAlpha(U8 *data, S32 origin_x, S32 origin_y, S for( layer_list_t::iterator iter = mLayerList.begin(); iter != mLayerList.end(); iter++ ) { LLTexLayerInterface* layer = *iter; - layer->gatherAlphaMasks(data, origin_x, origin_y, width, height); + layer->gatherAlphaMasks(data, origin_x, origin_y, width, height, bound_target); } // Set alpha back to that of our alpha masks. - renderAlphaMaskTextures(origin_x, origin_y, width, height, true); + renderAlphaMaskTextures(origin_x, origin_y, width, height, bound_target, true); } static LLTrace::BlockTimerStatHandle FTM_RENDER_ALPHA_MASK_TEXTURES("renderAlphaMaskTextures"); -void LLTexLayerSet::renderAlphaMaskTextures(S32 x, S32 y, S32 width, S32 height, bool forceClear) +void LLTexLayerSet::renderAlphaMaskTextures(S32 x, S32 y, S32 width, S32 height, LLRenderTarget* bound_target, bool forceClear) { LL_RECORD_BLOCK_TIME(FTM_RENDER_ALPHA_MASK_TEXTURES); const LLTexLayerSetInfo *info = getInfo(); @@ -1065,7 +1065,7 @@ LLTexLayer::~LLTexLayer() iter != mAlphaCache.end(); iter++ ) { U8* alpha_data = iter->second; - delete [] alpha_data; + ll_aligned_free_32(alpha_data); } } @@ -1124,7 +1124,7 @@ void LLTexLayer::calculateTexLayerColor(const param_color_list_t ¶m_list, LL } } -BOOL LLTexLayer::render(S32 x, S32 y, S32 width, S32 height) +BOOL LLTexLayer::render(S32 x, S32 y, S32 width, S32 height, LLRenderTarget* bound_target) { LLGLEnable color_mat(GL_COLOR_MATERIAL); // *TODO: Is this correct? @@ -1185,7 +1185,7 @@ BOOL LLTexLayer::render(S32 x, S32 y, S32 width, S32 height) }//*/ const bool force_render = true; - renderMorphMasks(x, y, width, height, net_color, force_render); + renderMorphMasks(x, y, width, height, net_color, bound_target, force_render); alpha_mask_specified = TRUE; gGL.flush(); gGL.blendFunc(LLRender::BF_DEST_ALPHA, LLRender::BF_ONE_MINUS_DEST_ALPHA); @@ -1428,13 +1428,13 @@ BOOL LLTexLayer::blendAlphaTexture(S32 x, S32 y, S32 width, S32 height) return success; } -/*virtual*/ void LLTexLayer::gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height) +/*virtual*/ void LLTexLayer::gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height, LLRenderTarget* bound_target) { - addAlphaMask(data, originX, originY, width, height); + addAlphaMask(data, originX, originY, width, height, bound_target); } static LLTrace::BlockTimerStatHandle FTM_RENDER_MORPH_MASKS("renderMorphMasks"); -void LLTexLayer::renderMorphMasks(S32 x, S32 y, S32 width, S32 height, const LLColor4 &layer_color, bool force_render) +void LLTexLayer::renderMorphMasks(S32 x, S32 y, S32 width, S32 height, const LLColor4 &layer_color, LLRenderTarget* bound_target, bool force_render) { if (!force_render && !hasMorph()) { @@ -1572,17 +1572,64 @@ void LLTexLayer::renderMorphMasks(S32 x, S32 y, S32 width, S32 height, const LLC { alpha_cache_t::iterator iter2 = mAlphaCache.begin(); // arbitrarily grab the first entry alpha_data = iter2->second; - delete [] alpha_data; + ll_aligned_free_32(alpha_data); mAlphaCache.erase(iter2); } - alpha_data = new U8[width * height]; - mAlphaCache[cache_index] = alpha_data; - - // nSight doesn't support use of glReadPixels - if (!LLRender::sNsightDebugSupport) + + // GPUs tend to be very uptight about memory alignment as the DMA used to convey + // said data to the card works better when well-aligned so plain old default-aligned heap mem is a no-no + //new U8[width * height]; + size_t bytes_per_pixel = 1; // unsigned byte alpha channel only... + size_t row_size = (width + 3) & ~0x3; // OpenGL 4-byte row align (even for things < 4 bpp...) + size_t pixels = (row_size * height); + size_t mem_size = pixels * bytes_per_pixel; + + alpha_data = (U8*)ll_aligned_malloc_32(mem_size); + + bool skip_readback = LLRender::sNsightDebugSupport; // nSight doesn't support use of glReadPixels + + if (!skip_readback) { - glReadPixels(x, y, width, height, GL_ALPHA, GL_UNSIGNED_BYTE, alpha_data); - } + if (gGLManager.mIsIntel) + { // work-around for broken intel drivers which cannot do glReadPixels on an RGBA FBO + // returning only the alpha portion without locking up downstream + U8* temp = (U8*)ll_aligned_malloc_32(mem_size << 2); // allocate same size, but RGBA + + if (bound_target) + { + gGL.getTexUnit(0)->bind(bound_target); + } + else + { + gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, 0); + } + + glGetTexImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_RGBA, GL_UNSIGNED_BYTE, temp); + + U8* alpha_cursor = alpha_data; + U8* pixel = temp; + for (int i = 0; i < pixels; i++) + { + *alpha_cursor++ = pixel[3]; + pixel += 4; + } + + gGL.getTexUnit(0)->disable(); + + ll_aligned_free_32(temp); + } + else + { // platforms with working drivers... + glReadPixels(x, y, width, height, GL_ALPHA, GL_UNSIGNED_BYTE, alpha_data); + } + } + else + { + ll_aligned_free_32(alpha_data); + alpha_data = nullptr; + } + + mAlphaCache[cache_index] = alpha_data; } getTexLayerSet()->getAvatarAppearance()->dirtyMesh(); @@ -1593,7 +1640,7 @@ void LLTexLayer::renderMorphMasks(S32 x, S32 y, S32 width, S32 height, const LLC } static LLTrace::BlockTimerStatHandle FTM_ADD_ALPHA_MASK("addAlphaMask"); -void LLTexLayer::addAlphaMask(U8 *data, S32 originX, S32 originY, S32 width, S32 height) +void LLTexLayer::addAlphaMask(U8 *data, S32 originX, S32 originY, S32 width, S32 height, LLRenderTarget* bound_target) { LL_RECORD_BLOCK_TIME(FTM_ADD_ALPHA_MASK); S32 size = width * height; @@ -1605,7 +1652,7 @@ void LLTexLayer::addAlphaMask(U8 *data, S32 originX, S32 originY, S32 width, S32 // TODO: eliminate need for layer morph mask valid flag invalidateMorphMasks(); const bool force_render = false; - renderMorphMasks(originX, originY, width, height, net_color, force_render); + renderMorphMasks(originX, originY, width, height, net_color, bound_target, force_render); alphaData = getAlphaData(); } if (alphaData) @@ -1739,7 +1786,7 @@ LLTexLayer* LLTexLayerTemplate::getLayer(U32 i) const return layer; } -/*virtual*/ BOOL LLTexLayerTemplate::render(S32 x, S32 y, S32 width, S32 height) +/*virtual*/ BOOL LLTexLayerTemplate::render(S32 x, S32 y, S32 width, S32 height, LLRenderTarget* bound_target) { if(!mInfo) { @@ -1766,7 +1813,7 @@ LLTexLayer* LLTexLayerTemplate::getLayer(U32 i) const { wearable->writeToAvatar(mAvatarAppearance); layer->setLTO(lto); - success &= layer->render(x,y,width,height); + success &= layer->render(x, y, width, height, bound_target); } } @@ -1788,14 +1835,14 @@ LLTexLayer* LLTexLayerTemplate::getLayer(U32 i) const return success; } -/*virtual*/ void LLTexLayerTemplate::gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height) +/*virtual*/ void LLTexLayerTemplate::gatherAlphaMasks(U8 *data, S32 originX, S32 originY, S32 width, S32 height, LLRenderTarget* bound_target) { U32 num_wearables = updateWearableCache(); U32 i = num_wearables - 1; // For rendering morph masks, we only want to use the top wearable LLTexLayer *layer = getLayer(i); if (layer) { - layer->addAlphaMask(data, originX, originY, width, height); + layer->addAlphaMask(data, originX, originY, width, height, bound_target); } } |