diff --git a/plugins/GSdx/GSTextureCache.cpp b/plugins/GSdx/GSTextureCache.cpp index 922a9cb5db..1403a95fe5 100644 --- a/plugins/GSdx/GSTextureCache.cpp +++ b/plugins/GSdx/GSTextureCache.cpp @@ -323,26 +323,32 @@ GSTextureCache::Target* GSTextureCache::LookupTarget(const GIFRegTEX0& TEX0, int if(dst == NULL) return NULL; + // In theory new textures contain invalidated data. Still in theory a new target + // must contains the content of the GS memory. + // In practice, TC will wrongly invalidate some RT. For example due to write on the alpha + // channel but colors is still valid. Unfortunately TC doesn't support the upload of data + // in target. + // + // Cleaning the code here will likely break several games. However it might reduce + // the noise in draw call debugging. It is the main reason to enable it on debug build. + // + // From a performance point of view, it might cost a little on big upscaling + // but normally few RT are miss so it must remain reasonable. + if (s_IS_OPENGL) { + if (m_preload_frame) { + GL_INS("Preloading the RT DATA"); + dst->m_dirty.push_back(GSDirtyRect(GSVector4i(0, 0, TEX0.TBW * 64, h), TEX0.PSM)); + dst->Update(); + } else { #ifdef ENABLE_OGL_DEBUG - // In theory new textures contain invalidated data. Still in theory a new target - // must contains the content of the GS memory. - // In practice, TC will wrongly invalidate some RT. For example due to write on the alpha - // channel but colors is still valid. Unfortunately TC doesn't support the upload of data - // in target. - // - // Cleaning the code here will likely break several games. However it might reduce - // the noise in draw call debugging. It is the main reason to enable it on debug build. - // - // From a performance point of view, it might cost a little on big upscaling - // but normally few RT are miss so it must remain reasonable. - if (s_IS_OPENGL) { switch (type) { case RenderTarget: m_renderer->m_dev->ClearRenderTarget(dst->m_texture, 0); break; case DepthStencil: m_renderer->m_dev->ClearDepth(dst->m_texture, 0); break; default:break; } - } #endif + } + } } if(m_renderer->CanUpscale())