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Code Issues Releases Activity

GLRenderer: Write the shader stage configuration UBO data *before* copying it to the GPU.

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This should fix the bug with the vs_config UBO being uninitialized during shader execution.
This commit is contained in:
Subv 2018-06-07 08:33:23 -05:00
parent 0ff2929644
commit 86146ef819
1 changed files with 4 additions and 3 deletions
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7
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -214,13 +214,14 @@ void RasterizerOpenGL::SetupShaders(u8* buffer_ptr, GLintptr buffer_offset) {
continue; continue;
} }
GLShader::MaxwellUniformData ubo{};
ubo.SetFromRegs(gpu.state.shader_stages[stage]);
std::memcpy(buffer_ptr, &ubo, sizeof(ubo));
// Upload uniform data as one UBO per stage // Upload uniform data as one UBO per stage
const GLintptr ubo_offset = buffer_offset; const GLintptr ubo_offset = buffer_offset;
copy_buffer(uniform_buffers[stage].handle, ubo_offset, copy_buffer(uniform_buffers[stage].handle, ubo_offset,
sizeof(GLShader::MaxwellUniformData)); sizeof(GLShader::MaxwellUniformData));
GLShader::MaxwellUniformData* ub_ptr =
reinterpret_cast<GLShader::MaxwellUniformData*>(buffer_ptr);
ub_ptr->SetFromRegs(gpu.state.shader_stages[stage]);
buffer_ptr += sizeof(GLShader::MaxwellUniformData); buffer_ptr += sizeof(GLShader::MaxwellUniformData);
buffer_offset += sizeof(GLShader::MaxwellUniformData); buffer_offset += sizeof(GLShader::MaxwellUniformData);