2a8ebc4906
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
#pragma once
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#include <mln/gfx/types.hpp>
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#include <mln/util/variant.hpp>
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namespace mln {
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namespace gfx {
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class StencilMode {
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public:
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template <StencilFunctionType F>
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struct SimpleTest {
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static constexpr StencilFunctionType func = F;
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static constexpr uint32_t mask = 0;
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};
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template <StencilFunctionType F>
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struct MaskedTest {
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static constexpr StencilFunctionType func = F;
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uint32_t mask;
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};
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using Never = SimpleTest<StencilFunctionType::Never>;
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using Less = MaskedTest<StencilFunctionType::Less>;
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using Equal = MaskedTest<StencilFunctionType::Equal>;
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using LessEqual = MaskedTest<StencilFunctionType::LessEqual>;
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using Greater = MaskedTest<StencilFunctionType::Greater>;
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using NotEqual = MaskedTest<StencilFunctionType::NotEqual>;
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using GreaterEqual = MaskedTest<StencilFunctionType::GreaterEqual>;
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using Always = SimpleTest<StencilFunctionType::Always>;
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using Test = variant<Never, Less, Equal, LessEqual, Greater, NotEqual, GreaterEqual, Always>;
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Test test;
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int32_t ref;
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uint32_t mask;
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StencilOpType fail;
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StencilOpType depthFail;
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StencilOpType pass;
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static StencilMode disabled() {
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return StencilMode{.test = Always(),
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.ref = 0,
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.mask = 0,
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.fail = StencilOpType::Keep,
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.depthFail = StencilOpType::Keep,
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.pass = StencilOpType::Keep};
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}
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};
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} // namespace gfx
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} // namespace mln
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