diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_rasterizer.cpp')
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 5a0e337a5..fd4731d80 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -44,14 +44,6 @@ RasterizerOpenGL::RasterizerOpenGL(Core::Frontend::EmuWindow& window) state.texture_units[i].sampler = texture_samplers[i].sampler.handle; } - // Create SSBOs - for (size_t stage = 0; stage < ssbos.size(); ++stage) { - for (size_t buffer = 0; buffer < ssbos[stage].size(); ++buffer) { - ssbos[stage][buffer].Create(); - state.draw.const_buffers[stage][buffer].ssbo = ssbos[stage][buffer].handle; - } - } - GLint ext_num; glGetIntegerv(GL_NUM_EXTENSIONS, &ext_num); for (GLint i = 0; i < ext_num; i++) { @@ -255,9 +247,9 @@ std::pair<u8*, GLintptr> RasterizerOpenGL::SetupShaders(u8* buffer_ptr, GLintptr static_cast<Maxwell::ShaderStage>(stage)); // Configure the const buffers for this shader stage. - current_constbuffer_bindpoint = - SetupConstBuffers(static_cast<Maxwell::ShaderStage>(stage), gl_stage_program, - current_constbuffer_bindpoint, shader_resources.const_buffer_entries); + std::tie(buffer_ptr, buffer_offset, current_constbuffer_bindpoint) = SetupConstBuffers( + buffer_ptr, buffer_offset, static_cast<Maxwell::ShaderStage>(stage), gl_stage_program, + current_constbuffer_bindpoint, shader_resources.const_buffer_entries); // Configure the textures for this shader stage. current_texture_bindpoint = @@ -453,6 +445,9 @@ void RasterizerOpenGL::DrawArrays() { Common::AlignUp<size_t>(buffer_size, 4) + (sizeof(GLShader::MaxwellUniformData) + uniform_buffer_alignment) * Maxwell::MaxShaderStage; + // Add space for at least 18 constant buffers + buffer_size += Maxwell::MaxConstBuffers * (MaxConstbufferSize + uniform_buffer_alignment); + u8* buffer_ptr; GLintptr buffer_offset; std::tie(buffer_ptr, buffer_offset, std::ignore) = @@ -627,9 +622,9 @@ void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntr } } -u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, GLuint program, - u32 current_bindpoint, - const std::vector<GLShader::ConstBufferEntry>& entries) { +std::tuple<u8*, GLintptr, u32> RasterizerOpenGL::SetupConstBuffers( + u8* buffer_ptr, GLintptr buffer_offset, Maxwell::ShaderStage stage, GLuint program, + u32 current_bindpoint, const std::vector<GLShader::ConstBufferEntry>& entries) { const auto& gpu = Core::System::GetInstance().GPU(); const auto& maxwell3d = gpu.Maxwell3D(); @@ -678,12 +673,16 @@ u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, GLuint progr size = Common::AlignUp(size, sizeof(GLvec4)); ASSERT_MSG(size <= MaxConstbufferSize, "Constbuffer too big"); - std::vector<u8> data(size); - Memory::ReadBlock(*addr, data.data(), data.size()); + std::tie(buffer_ptr, buffer_offset) = + AlignBuffer(buffer_ptr, buffer_offset, static_cast<size_t>(uniform_buffer_alignment)); - glBindBuffer(GL_UNIFORM_BUFFER, buffer_draw_state.ssbo); - glBufferData(GL_UNIFORM_BUFFER, data.size(), data.data(), GL_DYNAMIC_DRAW); - glBindBuffer(GL_UNIFORM_BUFFER, 0); + buffer_draw_state.size = size; + buffer_draw_state.offset = buffer_offset; + buffer_draw_state.ssbo = stream_buffer.GetHandle(); + + Memory::ReadBlock(*addr, buffer_ptr, size); + buffer_ptr += size; + buffer_offset += size; // Now configure the bindpoint of the buffer inside the shader const std::string buffer_name = used_buffer.GetName(); @@ -696,7 +695,7 @@ u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, GLuint progr state.Apply(); - return current_bindpoint + static_cast<u32>(entries.size()); + return {buffer_ptr, buffer_offset, current_bindpoint + static_cast<u32>(entries.size())}; } u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, GLuint program, u32 current_unit, |