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-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer_cache.cpp20
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer_cache.h7
2 files changed, 23 insertions, 4 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
index 81b6099f9..2d2bbd6ac 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
@@ -968,18 +968,27 @@ Surface RasterizerCacheOpenGL::GetColorBufferSurface(std::size_t index, bool pre
gpu.dirty_flags.color_buffer.reset(index);
ASSERT(index < Tegra::Engines::Maxwell3D::Regs::NumRenderTargets);
+ auto Notify = [&]() {
+ if (last_color_buffers[index] != current_color_buffers[index]) {
+ NotifyFrameBufferChange(current_color_buffers[index]);
+ }
+ last_color_buffers[index] = current_color_buffers[index];
+ };
if (index >= regs.rt_control.count) {
- return last_color_buffers[index] = {};
+ Notify();
+ return current_color_buffers[index] = {};
}
if (regs.rt[index].Address() == 0 || regs.rt[index].format == Tegra::RenderTargetFormat::NONE) {
- return last_color_buffers[index] = {};
+ Notify();
+ return current_color_buffers[index] = {};
}
const SurfaceParams color_params{SurfaceParams::CreateForFramebuffer(index)};
- return last_color_buffers[index] = GetSurface(color_params, preserve_contents);
+ Notify();
+ return current_color_buffers[index] = GetSurface(color_params, preserve_contents);
}
void RasterizerCacheOpenGL::LoadSurface(const Surface& surface) {
@@ -1290,4 +1299,9 @@ Surface RasterizerCacheOpenGL::TryGetReservedSurface(const SurfaceParams& params
return {};
}
+void RasterizerCacheOpenGL::NotifyFrameBufferChange(Surface triggering_surface) {
+ if (triggering_surface == nullptr)
+ return;
+}
+
} // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
index 838554c35..cc27fefb5 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
@@ -34,6 +34,7 @@ using SurfaceTarget = VideoCore::Surface::SurfaceTarget;
using SurfaceType = VideoCore::Surface::SurfaceType;
using PixelFormat = VideoCore::Surface::PixelFormat;
using ComponentType = VideoCore::Surface::ComponentType;
+using Maxwell = Tegra::Engines::Maxwell3D::Regs;
struct SurfaceParams {
enum class SurfaceClass {
@@ -449,6 +450,9 @@ private:
/// Tries to get a reserved surface for the specified parameters
Surface TryGetReservedSurface(const SurfaceParams& params);
+ /// When a render target is changed, this method is called with the previous render target
+ void NotifyFrameBufferChange(Surface triggering_surface);
+
/// Performs a slow but accurate surface copy, flushing to RAM and reinterpreting the data
void AccurateCopySurface(const Surface& src_surface, const Surface& dst_surface);
void FastLayeredCopySurface(const Surface& src_surface, const Surface& dst_surface);
@@ -469,7 +473,8 @@ private:
/// using the new format.
OGLBuffer copy_pbo;
- std::array<Surface, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> last_color_buffers;
+ std::array<Surface, Maxwell::NumRenderTargets> last_color_buffers;
+ std::array<Surface, Maxwell::NumRenderTargets> current_color_buffers;
Surface last_depth_buffer;
};