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Shader: Add support for branching and discard statements

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This commit is contained in:
Jérôme Leclercq
2021-07-03 19:13:22 +02:00
parent f2bb1a839c
commit f9b453bd2b
6 changed files with 127 additions and 40 deletions
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4
include/Nazara/Shader/ShaderLangParser.hpp
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@@ -83,6 +83,8 @@ namespace Nz::ShaderLang
std::vector<ShaderAst::Attribute> ParseAttributes();
// Statements
ShaderAst::StatementPtr ParseBranchStatement();
ShaderAst::StatementPtr ParseDiscardStatement();
ShaderAst::StatementPtr ParseExternalBlock(std::vector<ShaderAst::Attribute> attributes = {});
std::vector<ShaderAst::StatementPtr> ParseFunctionBody();
ShaderAst::StatementPtr ParseFunctionDeclaration(std::vector<ShaderAst::Attribute> attributes = {});
@@ -90,6 +92,7 @@ namespace Nz::ShaderLang
ShaderAst::StatementPtr ParseOptionDeclaration();
ShaderAst::StatementPtr ParseStructDeclaration(std::vector<ShaderAst::Attribute> attributes = {});
ShaderAst::StatementPtr ParseReturnStatement();
ShaderAst::StatementPtr ParseSingleStatement();
ShaderAst::StatementPtr ParseStatement();
std::vector<ShaderAst::StatementPtr> ParseStatementList();
ShaderAst::StatementPtr ParseVariableDeclaration();
@@ -126,6 +129,7 @@ namespace Nz::ShaderLang
Context* m_context;
};
inline ShaderAst::StatementPtr Parse(const std::string_view& source);
inline ShaderAst::StatementPtr Parse(const std::vector<Token>& tokens);
NAZARA_SHADER_API ShaderAst::StatementPtr Parse(const std::filesystem::path& sourcePath);
}