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GLRenderer: Remove unused vertex buffer and increase the size of the stream buffer to 128 MB.

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The stream buffer is where all the vertex data is copied, some games require this to be much bigger than the 4 MB we used to have.
This commit is contained in:
Subv 2018-05-19 11:36:09 -05:00
parent 1b5c02fc37
commit 370ab5df9b
2 changed files with 3 additions and 9 deletions
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5
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
state.clip_distance[0] = true;
// Generate VBO, 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);
// Generate VAO and UBO
sw_vao.Create();
uniform_buffer.Create();
state.draw.vertex_array = sw_vao.handle;
state.draw.vertex_buffer = vertex_buffer->GetHandle();
state.draw.uniform_buffer = uniform_buffer.handle;
state.Apply();

7
src/video_core/renderer_opengl/gl_rasterizer.h
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@ -141,14 +141,11 @@ private:
Tegra::Engines::Maxwell3D::Regs::MaxShaderStage>
ssbos;
static constexpr size_t VERTEX_BUFFER_SIZE = 128 * 1024 * 1024;
std::unique_ptr<OGLStreamBuffer> vertex_buffer;
static constexpr size_t STREAM_BUFFER_SIZE = 128 * 1024 * 1024;
std::unique_ptr<OGLStreamBuffer> stream_buffer;
OGLBuffer uniform_buffer;
OGLFramebuffer framebuffer;
static constexpr size_t STREAM_BUFFER_SIZE = 4 * 1024 * 1024;
std::unique_ptr<OGLStreamBuffer> stream_buffer;
size_t CalculateVertexArraysSize() const;
std::pair<u8*, GLintptr> SetupVertexArrays(u8* array_ptr, GLintptr buffer_offset);