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Shader: Add constant cast optimization

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This commit is contained in:
Jérôme Leclercq
2021-05-18 17:25:37 +02:00
parent e716b44aa3
commit a002d5c210
11 changed files with 342 additions and 62 deletions
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9
include/Nazara/Shader/Ast/AstOptimizer.hpp
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@@ -31,13 +31,18 @@ namespace Nz::ShaderAst
protected:
ExpressionPtr Clone(BinaryExpression& node) override;
ExpressionPtr Clone(CastExpression& node) override;
ExpressionPtr Clone(ConditionalExpression& node) override;
ExpressionPtr Clone(UnaryExpression& node) override;
StatementPtr Clone(BranchStatement& node) override;
StatementPtr Clone(ConditionalStatement& node) override;
template<BinaryType Type> ExpressionPtr PropagateConstant(std::unique_ptr<ConstantExpression>&& lhs, std::unique_ptr<ConstantExpression>&& rhs);
template<UnaryType Type> ExpressionPtr PropagateConstant(std::unique_ptr<ConstantExpression>&& operand);
template<BinaryType Type> ExpressionPtr PropagateBinaryConstant(std::unique_ptr<ConstantExpression>&& lhs, std::unique_ptr<ConstantExpression>&& rhs);
template<typename TargetType> ExpressionPtr PropagateSingleValueCast(std::unique_ptr<ConstantExpression>&& operand);
template<UnaryType Type> ExpressionPtr PropagateUnaryConstant(std::unique_ptr<ConstantExpression>&& operand);
template<typename TargetType> ExpressionPtr PropagateVec2Cast(TargetType v1, TargetType v2);
template<typename TargetType> ExpressionPtr PropagateVec3Cast(TargetType v1, TargetType v2, TargetType v3);
template<typename TargetType> ExpressionPtr PropagateVec4Cast(TargetType v1, TargetType v2, TargetType v3, TargetType v4);
private:
std::optional<UInt64> m_enabledOptions;