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Shader: Add initial support for options (WIP)

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This commit is contained in:
Jérôme Leclercq
2021-04-17 14:43:00 +02:00
parent 7da02c8708
commit 87ce2edc6e
45 changed files with 586 additions and 113 deletions
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26
include/Nazara/Shader/Ast/Nodes.hpp
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@@ -116,7 +116,7 @@ namespace Nz::ShaderAst
NodeType GetType() const override;
void Visit(AstExpressionVisitor& visitor) override;
std::string conditionName;
std::size_t optionIndex;
ExpressionPtr falsePath;
ExpressionPtr truePath;
};
@@ -146,6 +146,16 @@ namespace Nz::ShaderAst
std::vector<ExpressionPtr> parameters;
};
struct NAZARA_SHADER_API SelectOptionExpression : public Expression
{
NodeType GetType() const override;
void Visit(AstExpressionVisitor& visitor) override;
std::string optionName;
ExpressionPtr falsePath;
ExpressionPtr truePath;
};
struct NAZARA_SHADER_API SwizzleExpression : public Expression
{
NodeType GetType() const override;
@@ -203,7 +213,7 @@ namespace Nz::ShaderAst
NodeType GetType() const override;
void Visit(AstStatementVisitor& visitor) override;
std::string conditionName;
std::size_t optionIndex;
StatementPtr statement;
};
@@ -237,12 +247,24 @@ namespace Nz::ShaderAst
std::optional<ShaderStageType> entryStage;
std::optional<std::size_t> funcIndex;
std::optional<std::size_t> varIndex;
std::string optionName;
std::string name;
std::vector<Parameter> parameters;
std::vector<StatementPtr> statements;
ExpressionType returnType;
};
struct NAZARA_SHADER_API DeclareOptionStatement : Statement
{
NodeType GetType() const override;
void Visit(AstStatementVisitor& visitor) override;
std::optional<std::size_t> optIndex;
std::string optName;
ExpressionPtr initialValue;
ExpressionType optType;
};
struct NAZARA_SHADER_API DeclareStructStatement : Statement
{
NodeType GetType() const override;