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gl_rasterizer: Fix check for if a shader stage is enabled.

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This commit is contained in:
bunnei 2018-07-12 22:57:57 -04:00
parent c4015cd93a
commit 8aeff9cf8e
3 changed files with 11 additions and 35 deletions
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21
src/video_core/engines/maxwell_3d.cpp
View file

@ -398,27 +398,6 @@ u32 Maxwell3D::GetRegisterValue(u32 method) const {
return regs.reg_array[method];
}
bool Maxwell3D::IsShaderStageEnabled(Regs::ShaderStage stage) const {
// The Vertex stage is always enabled.
if (stage == Regs::ShaderStage::Vertex)
return true;
switch (stage) {
case Regs::ShaderStage::TesselationControl:
return regs.shader_config[static_cast<size_t>(Regs::ShaderProgram::TesselationControl)]
.enable != 0;
case Regs::ShaderStage::TesselationEval:
return regs.shader_config[static_cast<size_t>(Regs::ShaderProgram::TesselationEval)]
.enable != 0;
case Regs::ShaderStage::Geometry:
return regs.shader_config[static_cast<size_t>(Regs::ShaderProgram::Geometry)].enable != 0;
case Regs::ShaderStage::Fragment:
return regs.shader_config[static_cast<size_t>(Regs::ShaderProgram::Fragment)].enable != 0;
}
UNREACHABLE();
}
void Maxwell3D::ProcessClearBuffers() {
ASSERT(regs.clear_buffers.R == regs.clear_buffers.G &&
regs.clear_buffers.R == regs.clear_buffers.B &&

11
src/video_core/engines/maxwell_3d.h
View file

@ -379,6 +379,14 @@ public:
}
};
bool IsShaderConfigEnabled(size_t index) const {
// The VertexB is always enabled.
if (index == static_cast<size_t>(Regs::ShaderProgram::VertexB)) {
return true;
}
return shader_config[index].enable != 0;
}
union {
struct {
INSERT_PADDING_WORDS(0x45);
@ -780,9 +788,6 @@ public:
/// Returns the texture information for a specific texture in a specific shader stage.
Texture::FullTextureInfo GetStageTexture(Regs::ShaderStage stage, size_t offset) const;
/// Returns whether the specified shader stage is enabled or not.
bool IsShaderStageEnabled(Regs::ShaderStage stage) const;
private:
std::unordered_map<u32, std::vector<u32>> uploaded_macros;

14
src/video_core/renderer_opengl/gl_rasterizer.cpp
View file

@ -216,15 +216,13 @@ void RasterizerOpenGL::SetupShaders(u8* buffer_ptr, GLintptr buffer_offset) {
auto& shader_config = gpu.regs.shader_config[index];
const Maxwell::ShaderProgram program{static_cast<Maxwell::ShaderProgram>(index)};
const size_t stage{index == 0 ? 0 : index - 1}; // Stage indices are 0 - 5
const bool is_enabled = gpu.IsShaderStageEnabled(static_cast<Maxwell::ShaderStage>(stage));
// Skip stages that are not enabled
if (!is_enabled) {
if (!gpu.regs.IsShaderConfigEnabled(index)) {
continue;
}
const size_t stage{index == 0 ? 0 : index - 1}; // Stage indices are 0 - 5
GLShader::MaxwellUniformData ubo{};
ubo.SetFromRegs(gpu.state.shader_stages[stage]);
std::memcpy(buffer_ptr, &ubo, sizeof(ubo));
@ -628,9 +626,6 @@ u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, GLuint progr
auto& gpu = Core::System::GetInstance().GPU();
auto& maxwell3d = gpu.Get3DEngine();
ASSERT_MSG(maxwell3d.IsShaderStageEnabled(stage),
"Attempted to upload constbuffer of disabled shader stage");
// Reset all buffer draw state for this stage.
for (auto& buffer : state.draw.const_buffers[static_cast<size_t>(stage)]) {
buffer.bindpoint = 0;
@ -697,9 +692,6 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, GLuint program,
auto& gpu = Core::System::GetInstance().GPU();
auto& maxwell3d = gpu.Get3DEngine();
ASSERT_MSG(maxwell3d.IsShaderStageEnabled(stage),
"Attempted to upload textures of disabled shader stage");
ASSERT_MSG(current_unit + entries.size() <= std::size(state.texture_units),
"Exceeded the number of active textures.");