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-rw-r--r--src/video_core/engines/maxwell_3d.cpp8
-rw-r--r--src/video_core/engines/maxwell_3d.h3
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp4
-rw-r--r--src/video_core/renderer_opengl/gl_shader_cache.cpp6
-rw-r--r--src/video_core/renderer_opengl/gl_shader_cache.h4
5 files changed, 23 insertions, 2 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index b19b3a75a..0ed7bc5d8 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -135,6 +135,14 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
if (regs.reg_array[method_call.method] != method_call.argument) {
regs.reg_array[method_call.method] = method_call.argument;
+ // Shader
+ constexpr u32 shader_registers_count =
+ sizeof(regs.shader_config[0]) * Regs::MaxShaderProgram / sizeof(u32);
+ if (method_call.method >= MAXWELL3D_REG_INDEX(shader_config[0]) &&
+ method_call.method < MAXWELL3D_REG_INDEX(shader_config[0]) + shader_registers_count) {
+ dirty_flags.shaders = true;
+ }
+
// Vertex format
if (method_call.method >= MAXWELL3D_REG_INDEX(vertex_attrib_format) &&
method_call.method <
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index 0faff6fdf..d50e5a126 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -1089,10 +1089,13 @@ public:
MemoryManager& memory_manager;
struct DirtyFlags {
+ bool shaders = true;
+
bool vertex_attrib_format = true;
u32 vertex_array = 0xFFFFFFFF;
void OnMemoryWrite() {
+ shaders = true;
vertex_array = 0xFFFFFFFF;
}
};
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 089daf96f..37f01d4f7 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -293,7 +293,7 @@ DrawParameters RasterizerOpenGL::SetupDraw() {
void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
MICROPROFILE_SCOPE(OpenGL_Shader);
- const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
+ auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
// Next available bindpoints to use when uploading the const buffers and textures to the GLSL
// shaders. The constbuffer bindpoint starts after the shader stage configuration bind points.
@@ -376,6 +376,8 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
}
SyncClipEnabled(clip_distances);
+
+ gpu.dirty_flags.shaders = false;
}
void RasterizerOpenGL::SetupCachedFramebuffer(const FramebufferCacheKey& fbkey,
diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp
index aea6bf1af..c785fffa3 100644
--- a/src/video_core/renderer_opengl/gl_shader_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp
@@ -188,6 +188,10 @@ void CachedShader::CalculateProperties() {
ShaderCacheOpenGL::ShaderCacheOpenGL(RasterizerOpenGL& rasterizer) : RasterizerCache{rasterizer} {}
Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
+ if (!Core::System::GetInstance().GPU().Maxwell3D().dirty_flags.shaders) {
+ return last_shaders[static_cast<u32>(program)];
+ }
+
const VAddr program_addr{GetShaderAddress(program)};
// Look up shader in the cache based on address
@@ -199,7 +203,7 @@ Shader ShaderCacheOpenGL::GetStageProgram(Maxwell::ShaderProgram program) {
Register(shader);
}
- return shader;
+ return last_shaders[static_cast<u32>(program)] = shader;
}
} // namespace OpenGL
diff --git a/src/video_core/renderer_opengl/gl_shader_cache.h b/src/video_core/renderer_opengl/gl_shader_cache.h
index de3671acf..768747968 100644
--- a/src/video_core/renderer_opengl/gl_shader_cache.h
+++ b/src/video_core/renderer_opengl/gl_shader_cache.h
@@ -4,6 +4,7 @@
#pragma once
+#include <array>
#include <map>
#include <memory>
@@ -115,6 +116,9 @@ public:
/// Gets the current specified shader stage program
Shader GetStageProgram(Maxwell::ShaderProgram program);
+
+private:
+ std::array<Shader, Maxwell::MaxShaderProgram> last_shaders;
};
} // namespace OpenGL