From 179ee963db1c8310e533daa4457b02b7a8141539 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Mon, 7 Jan 2019 01:11:03 -0300 Subject: gl_rasterizer_cache: Use dirty flags for color buffers --- src/video_core/renderer_opengl/gl_rasterizer_cache.cpp | 14 ++++++++++---- src/video_core/renderer_opengl/gl_rasterizer_cache.h | 2 ++ 2 files changed, 12 insertions(+), 4 deletions(-) (limited to 'src/video_core/renderer_opengl') diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp index d3dcb9a46..0059b336a 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp @@ -933,21 +933,27 @@ Surface RasterizerCacheOpenGL::GetDepthBufferSurface(bool preserve_contents) { } Surface RasterizerCacheOpenGL::GetColorBufferSurface(std::size_t index, bool preserve_contents) { - const auto& regs{Core::System::GetInstance().GPU().Maxwell3D().regs}; + auto& gpu{Core::System::GetInstance().GPU().Maxwell3D()}; + const auto& regs{gpu.regs}; + + if ((gpu.dirty_flags.color_buffer & (1u << static_cast(index))) == 0) { + return last_color_buffers[index]; + } + gpu.dirty_flags.color_buffer &= ~(1u << static_cast(index)); ASSERT(index < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets); if (index >= regs.rt_control.count) { - return {}; + return last_color_buffers[index] = {}; } if (regs.rt[index].Address() == 0 || regs.rt[index].format == Tegra::RenderTargetFormat::NONE) { - return {}; + return last_color_buffers[index] = {}; } const SurfaceParams color_params{SurfaceParams::CreateForFramebuffer(index)}; - return GetSurface(color_params, preserve_contents); + return last_color_buffers[index] = GetSurface(color_params, preserve_contents); } void RasterizerCacheOpenGL::LoadSurface(const Surface& surface) { diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h index 7223700c4..3bdd141a7 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h @@ -396,6 +396,8 @@ private: /// Use a Pixel Buffer Object to download the previous texture and then upload it to the new one /// using the new format. OGLBuffer copy_pbo; + + std::array last_color_buffers; }; } // namespace OpenGL -- cgit v1.2.3