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GPU: Allow configuring ssbos in the opengl state manager.
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@ -46,6 +46,14 @@ RasterizerOpenGL::RasterizerOpenGL() {
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state.texture_units[i].sampler = texture_samplers[i].sampler.handle;
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}
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// Create SSBOs
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for (size_t stage = 0; stage < ssbos.size(); ++stage) {
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for (size_t buffer = 0; buffer < ssbos[stage].size(); ++buffer) {
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ssbos[stage][buffer].Create();
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state.draw.const_buffers[stage][buffer].ssbo = ssbos[stage][buffer].handle;
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}
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}
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GLint ext_num;
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glGetIntegerv(GL_NUM_EXTENSIONS, &ext_num);
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for (GLint i = 0; i < ext_num; i++) {
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@ -129,6 +129,8 @@ private:
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std::array<bool, 16> hw_vao_enabled_attributes;
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std::array<SamplerInfo, GLShader::NumTextureSamplers> texture_samplers;
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std::array<std::array<OGLBuffer, 16>, 5> ssbos;
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static constexpr size_t VERTEX_BUFFER_SIZE = 128 * 1024 * 1024;
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std::unique_ptr<OGLStreamBuffer> vertex_buffer;
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OGLBuffer uniform_buffer;
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@ -202,6 +202,20 @@ void OpenGLState::Apply() const {
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}
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}
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// Constbuffers
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for (u32 stage = 0; stage < draw.const_buffers.size(); ++stage) {
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for (u32 buffer_id = 0; buffer_id < draw.const_buffers[stage].size(); ++buffer_id) {
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auto& current = cur_state.draw.const_buffers[stage][buffer_id];
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auto& new_state = draw.const_buffers[stage][buffer_id];
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if (current.enabled != new_state.enabled || current.bindpoint != new_state.bindpoint ||
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current.ssbo != new_state.ssbo) {
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if (new_state.enabled) {
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glBindBufferBase(GL_SHADER_STORAGE_BUFFER, new_state.bindpoint, new_state.ssbo);
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}
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}
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}
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}
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// Lighting LUTs
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if (lighting_lut.texture_buffer != cur_state.lighting_lut.texture_buffer) {
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glActiveTexture(TextureUnits::LightingLUT.Enum());
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@ -123,6 +123,12 @@ public:
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GLuint uniform_buffer; // GL_UNIFORM_BUFFER_BINDING
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GLuint shader_program; // GL_CURRENT_PROGRAM
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GLuint program_pipeline; // GL_PROGRAM_PIPELINE_BINDING
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struct ConstBufferConfig {
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bool enabled;
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GLuint bindpoint;
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GLuint ssbo;
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};
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std::array<std::array<ConstBufferConfig, 16>, 5> const_buffers{};
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} draw;
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struct {
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