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Add GL Stream Buffer from Duckstation

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wheremyfoodat 2024-08-25 01:47:02 +03:00
parent a8b30ee2dc
commit e34bdb6841
7 changed files with 461 additions and 2 deletions
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2
src/core/PICA/draw_acceleration.cpp
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@ -82,6 +82,8 @@ void GPU::getAcceleratedDrawInfo(PICA::DrawAcceleration& accel, bool indexed) {
// Align attribute address up to a 4 byte boundary
attributeOffset = (attributeOffset + 3) & -4;
attributeOffset += (index - 11) << 2;
attr.data = nullptr;
continue;
}

8
src/core/renderer_gl/renderer_gl.cpp
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@ -78,6 +78,14 @@ void RendererGL::initGraphicsContextInternal() {
gl.useProgram(displayProgram);
glUniform1i(OpenGL::uniformLocation(displayProgram, "u_texture"), 0); // Init sampler object
// Create stream buffers for vertex, index and uniform buffers
// TODO: Remove buffers from GL state tracking as the StreamBuffer implementation bypasses the state tracker.
static constexpr usize hwIndexBufferSize = 2_MB;
static constexpr usize hwVertexBufferSize = 16_MB;
hwIndexBuffer = StreamBuffer::Create(GL_ELEMENT_ARRAY_BUFFER, hwIndexBufferSize);
hwVertexBuffer = StreamBuffer::Create(GL_ARRAY_BUFFER, hwVertexBufferSize);
// Allocate memory for the shadergen fragment uniform UBO
glGenBuffers(1, &shadergenFragmentUBO);
gl.bindUBO(shadergenFragmentUBO);