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-rw-r--r--src/video_core/renderer_opengl/gl_shader_manager.h21
1 files changed, 17 insertions, 4 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_manager.h b/src/video_core/renderer_opengl/gl_shader_manager.h
index b757f5f44..4970aafed 100644
--- a/src/video_core/renderer_opengl/gl_shader_manager.h
+++ b/src/video_core/renderer_opengl/gl_shader_manager.h
@@ -60,6 +60,17 @@ public:
}
void ApplyTo(OpenGLState& state) {
+ UpdatePipeline();
+ state.draw.shader_program = 0;
+ state.draw.program_pipeline = pipeline.handle;
+ state.geometry_shaders.enabled = (gs != 0);
+ }
+
+private:
+ void UpdatePipeline() {
+ // Avoid updating the pipeline when values have no changed
+ if (old_vs == vs && old_fs == fs && old_gs == gs)
+ return;
// Workaround for AMD bug
glUseProgramStages(pipeline.handle,
GL_VERTEX_SHADER_BIT | GL_GEOMETRY_SHADER_BIT | GL_FRAGMENT_SHADER_BIT,
@@ -68,14 +79,16 @@ public:
glUseProgramStages(pipeline.handle, GL_VERTEX_SHADER_BIT, vs);
glUseProgramStages(pipeline.handle, GL_GEOMETRY_SHADER_BIT, gs);
glUseProgramStages(pipeline.handle, GL_FRAGMENT_SHADER_BIT, fs);
- state.draw.shader_program = 0;
- state.draw.program_pipeline = pipeline.handle;
- state.geometry_shaders.enabled = (gs != 0);
+
+ // Update the old values
+ old_vs = vs;
+ old_fs = fs;
+ old_gs = gs;
}
-private:
OGLPipeline pipeline;
GLuint vs{}, fs{}, gs{};
+ GLuint old_vs{}, old_fs{}, old_gs{};
};
} // namespace OpenGL::GLShader