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Merge pull request #1240 from degasus/optimizations
gl_shader_cache: Use an u32 for the binding point cache.
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commit
a1ef02c3e6
@ -709,7 +709,7 @@ std::tuple<u8*, GLintptr, u32> RasterizerOpenGL::SetupConstBuffers(u8* buffer_pt
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// Now configure the bindpoint of the buffer inside the shader
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glUniformBlockBinding(shader->GetProgramHandle(),
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shader->GetProgramResourceIndex(used_buffer.GetName()),
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shader->GetProgramResourceIndex(used_buffer),
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current_bindpoint + bindpoint);
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}
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@ -733,7 +733,7 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader,
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// Bind the uniform to the sampler.
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glProgramUniform1i(shader->GetProgramHandle(), shader->GetUniformLocation(entry.GetName()),
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glProgramUniform1i(shader->GetProgramHandle(), shader->GetUniformLocation(entry),
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current_bindpoint);
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const auto texture = maxwell3d.GetStageTexture(entry.GetStage(), entry.GetOffset());
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@ -85,23 +85,23 @@ CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type)
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SetShaderUniformBlockBindings(program.handle);
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}
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GLuint CachedShader::GetProgramResourceIndex(const std::string& name) {
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auto search{resource_cache.find(name)};
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GLuint CachedShader::GetProgramResourceIndex(const GLShader::ConstBufferEntry& buffer) {
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auto search{resource_cache.find(buffer.GetHash())};
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if (search == resource_cache.end()) {
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const GLuint index{
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glGetProgramResourceIndex(program.handle, GL_UNIFORM_BLOCK, name.c_str())};
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resource_cache[name] = index;
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glGetProgramResourceIndex(program.handle, GL_UNIFORM_BLOCK, buffer.GetName().c_str())};
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resource_cache[buffer.GetHash()] = index;
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return index;
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}
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return search->second;
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}
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GLint CachedShader::GetUniformLocation(const std::string& name) {
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auto search{uniform_cache.find(name)};
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GLint CachedShader::GetUniformLocation(const GLShader::SamplerEntry& sampler) {
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auto search{uniform_cache.find(sampler.GetHash())};
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if (search == uniform_cache.end()) {
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const GLint index{glGetUniformLocation(program.handle, name.c_str())};
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uniform_cache[name] = index;
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const GLint index{glGetUniformLocation(program.handle, sampler.GetName().c_str())};
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uniform_cache[sampler.GetHash()] = index;
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return index;
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}
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@ -4,8 +4,8 @@
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#pragma once
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#include <map>
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#include <memory>
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#include <unordered_map>
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#include "common/common_types.h"
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#include "video_core/rasterizer_cache.h"
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@ -43,10 +43,10 @@ public:
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}
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/// Gets the GL program resource location for the specified resource, caching as needed
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GLuint GetProgramResourceIndex(const std::string& name);
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GLuint GetProgramResourceIndex(const GLShader::ConstBufferEntry& buffer);
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/// Gets the GL uniform location for the specified resource, caching as needed
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GLint GetUniformLocation(const std::string& name);
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GLint GetUniformLocation(const GLShader::SamplerEntry& sampler);
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private:
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VAddr addr;
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@ -55,8 +55,8 @@ private:
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GLShader::ShaderEntries entries;
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OGLProgram program;
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std::unordered_map<std::string, GLuint> resource_cache;
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std::unordered_map<std::string, GLint> uniform_cache;
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std::map<u32, GLuint> resource_cache;
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std::map<u32, GLint> uniform_cache;
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};
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class ShaderCacheOpenGL final : public RasterizerCache<Shader> {
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@ -53,6 +53,10 @@ public:
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return BufferBaseNames[static_cast<size_t>(stage)] + std::to_string(index);
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}
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u32 GetHash() const {
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return (static_cast<u32>(stage) << 16) | index;
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}
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private:
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static constexpr std::array<const char*, Maxwell::MaxShaderStage> BufferBaseNames = {
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"buffer_vs_c", "buffer_tessc_c", "buffer_tesse_c", "buffer_gs_c", "buffer_fs_c",
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@ -89,6 +93,10 @@ public:
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std::to_string(sampler_index) + ']';
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}
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u32 GetHash() const {
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return (static_cast<u32>(stage) << 16) | static_cast<u32>(sampler_index);
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}
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static std::string GetArrayName(Maxwell::ShaderStage stage) {
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return TextureSamplerNames[static_cast<size_t>(stage)];
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}
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