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authorReinUsesLisp <reinuseslisp@airmail.cc>2019-01-07 06:09:39 +0100
committerReinUsesLisp <reinuseslisp@airmail.cc>2019-01-07 20:22:28 +0100
commitb683e41fca8f88bf21085ccb3eee1dd6a91e293e (patch)
tree3b33a50ecc5725c4d42bf4adb2526352dc901629 /src
parentgl_rasterizer_cache: Use dirty flags for color buffers (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/video_core/engines/maxwell_3d.cpp10
-rw-r--r--src/video_core/engines/maxwell_3d.h2
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer_cache.cpp13
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer_cache.h1
4 files changed, 23 insertions, 3 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index 88483eab9..d64a5080b 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -144,6 +144,16 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
dirty_flags.color_buffer |= 1u << static_cast<u32>(rt_index);
}
+ // Zeta buffer
+ constexpr u32 registers_in_zeta = sizeof(regs.zeta) / sizeof(u32);
+ if (method_call.method == MAXWELL3D_REG_INDEX(zeta_enable) ||
+ method_call.method == MAXWELL3D_REG_INDEX(zeta_width) ||
+ method_call.method == MAXWELL3D_REG_INDEX(zeta_height) ||
+ (method_call.method >= MAXWELL3D_REG_INDEX(zeta) &&
+ method_call.method < MAXWELL3D_REG_INDEX(zeta) + registers_in_zeta)) {
+ dirty_flags.zeta_buffer = true;
+ }
+
// Shader
constexpr u32 shader_registers_count =
sizeof(regs.shader_config[0]) * Regs::MaxShaderProgram / sizeof(u32);
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 8d0e18d80..1f76aa670 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -1090,6 +1090,7 @@ public:
struct DirtyFlags {
u8 color_buffer = 0xFF;
+ bool zeta_buffer = true;
bool shaders = true;
@@ -1098,6 +1099,7 @@ public:
void OnMemoryWrite() {
color_buffer = 0xFF;
+ zeta_buffer = true;
shaders = true;
vertex_array = 0xFFFFFFFF;
}
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
index 0059b336a..d26a5f4de 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
@@ -919,9 +919,16 @@ Surface RasterizerCacheOpenGL::GetTextureSurface(const Tegra::Texture::FullTextu
}
Surface RasterizerCacheOpenGL::GetDepthBufferSurface(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.zeta_buffer) {
+ return last_depth_buffer;
+ }
+ gpu.dirty_flags.zeta_buffer = false;
+
if (!regs.zeta.Address() || !regs.zeta_enable) {
- return {};
+ return last_depth_buffer = {};
}
SurfaceParams depth_params{SurfaceParams::CreateForDepthBuffer(
@@ -929,7 +936,7 @@ Surface RasterizerCacheOpenGL::GetDepthBufferSurface(bool preserve_contents) {
regs.zeta.memory_layout.block_width, regs.zeta.memory_layout.block_height,
regs.zeta.memory_layout.block_depth, regs.zeta.memory_layout.type)};
- return GetSurface(depth_params, preserve_contents);
+ return last_depth_buffer = GetSurface(depth_params, preserve_contents);
}
Surface RasterizerCacheOpenGL::GetColorBufferSurface(std::size_t index, bool preserve_contents) {
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
index 3bdd141a7..37611c4fc 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h
@@ -398,6 +398,7 @@ private:
OGLBuffer copy_pbo;
std::array<Surface, Tegra::Engines::Maxwell3D::Regs::NumRenderTargets> last_color_buffers;
+ Surface last_depth_buffer;
};
} // namespace OpenGL