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Merge pull request #451 from Subv/gl_array_size 

GLRenderer: Remove unused vertex buffer and increase the size of the stream buffer to 128 MB.
This commit is contained in:
Sebastian Valle 2018-05-20 20:00:40 -05:00 committed by GitHub
parent 03388c3071 98b143c2d6
commit 2dbfcd32d7
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 3 additions and 13 deletions
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8
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -75,14 +75,11 @@ RasterizerOpenGL::RasterizerOpenGL() {
// Clipping plane 0 is always enabled for PICA fixed clip plane z <= 0 // Clipping plane 0 is always enabled for PICA fixed clip plane z <= 0
state.clip_distance[0] = true; state.clip_distance[0] = true;
// Generate VBO, VAO and UBO // Generate VAO and UBO
vertex_buffer = OGLStreamBuffer::MakeBuffer(GLAD_GL_ARB_buffer_storage, GL_ARRAY_BUFFER);
vertex_buffer->Create(VERTEX_BUFFER_SIZE, VERTEX_BUFFER_SIZE / 2);
sw_vao.Create(); sw_vao.Create();
uniform_buffer.Create(); uniform_buffer.Create();
state.draw.vertex_array = sw_vao.handle; state.draw.vertex_array = sw_vao.handle;
state.draw.vertex_buffer = vertex_buffer->GetHandle();
state.draw.uniform_buffer = uniform_buffer.handle; state.draw.uniform_buffer = uniform_buffer.handle;
state.Apply(); state.Apply();
@ -90,7 +87,6 @@ RasterizerOpenGL::RasterizerOpenGL() {
framebuffer.Create(); framebuffer.Create();
hw_vao.Create(); hw_vao.Create();
hw_vao_enabled_attributes.fill(false);
stream_buffer = OGLStreamBuffer::MakeBuffer(has_ARB_buffer_storage, GL_ARRAY_BUFFER); stream_buffer = OGLStreamBuffer::MakeBuffer(has_ARB_buffer_storage, GL_ARRAY_BUFFER);
stream_buffer->Create(STREAM_BUFFER_SIZE, STREAM_BUFFER_SIZE / 2); stream_buffer->Create(STREAM_BUFFER_SIZE, STREAM_BUFFER_SIZE / 2);
@ -181,8 +177,6 @@ std::pair<u8*, GLintptr> RasterizerOpenGL::SetupVertexArrays(u8* array_ptr,
glVertexAttribFormat(index, attrib.ComponentCount(), MaxwellToGL::VertexType(attrib), glVertexAttribFormat(index, attrib.ComponentCount(), MaxwellToGL::VertexType(attrib),
attrib.IsNormalized() ? GL_TRUE : GL_FALSE, attrib.offset); attrib.IsNormalized() ? GL_TRUE : GL_FALSE, attrib.offset);
glVertexAttribBinding(index, attrib.buffer); glVertexAttribBinding(index, attrib.buffer);
hw_vao_enabled_attributes[index] = true;
} }
return {array_ptr, buffer_offset}; return {array_ptr, buffer_offset};

8
src/video_core/renderer_opengl/gl_rasterizer.h
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@ -134,21 +134,17 @@ private:
std::unique_ptr<GLShader::ProgramManager> shader_program_manager; std::unique_ptr<GLShader::ProgramManager> shader_program_manager;
OGLVertexArray sw_vao; OGLVertexArray sw_vao;
OGLVertexArray hw_vao; OGLVertexArray hw_vao;
std::array<bool, 16> hw_vao_enabled_attributes;
std::array<SamplerInfo, GLShader::NumTextureSamplers> texture_samplers; std::array<SamplerInfo, GLShader::NumTextureSamplers> texture_samplers;
std::array<std::array<OGLBuffer, Tegra::Engines::Maxwell3D::Regs::MaxConstBuffers>, std::array<std::array<OGLBuffer, Tegra::Engines::Maxwell3D::Regs::MaxConstBuffers>,
Tegra::Engines::Maxwell3D::Regs::MaxShaderStage> Tegra::Engines::Maxwell3D::Regs::MaxShaderStage>
ssbos; ssbos;
static constexpr size_t VERTEX_BUFFER_SIZE = 128 * 1024 * 1024; static constexpr size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024;
std::unique_ptr<OGLStreamBuffer> vertex_buffer; std::unique_ptr<OGLStreamBuffer> stream_buffer;
OGLBuffer uniform_buffer; OGLBuffer uniform_buffer;
OGLFramebuffer framebuffer; OGLFramebuffer framebuffer;
static constexpr size_t STREAM_BUFFER_SIZE = 4 * 1024 * 1024;
std::unique_ptr<OGLStreamBuffer> stream_buffer;
size_t CalculateVertexArraysSize() const; size_t CalculateVertexArraysSize() const;
std::pair<u8*, GLintptr> SetupVertexArrays(u8* array_ptr, GLintptr buffer_offset); std::pair<u8*, GLintptr> SetupVertexArrays(u8* array_ptr, GLintptr buffer_offset);