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Rework shader AST (WIP)

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This commit is contained in:
Jérôme Leclercq
2021-03-10 11:18:13 +01:00
parent b320b5b44e
commit fed7370e77
73 changed files with 2721 additions and 4312 deletions
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33
src/Nazara/Shader/SpirvExpressionStore.cpp
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@@ -15,9 +15,9 @@ namespace Nz
template<class... Ts> overloaded(Ts...)->overloaded<Ts...>;
}
void SpirvExpressionStore::Store(const ShaderNodes::ExpressionPtr& node, UInt32 resultId)
void SpirvExpressionStore::Store(ShaderAst::ExpressionPtr& node, UInt32 resultId)
{
Visit(node);
node->Visit(*this);
std::visit(overloaded
{
@@ -36,7 +36,7 @@ namespace Nz
}, m_value);
}
void SpirvExpressionStore::Visit(ShaderNodes::AccessMember& node)
/*void SpirvExpressionStore::Visit(ShaderAst::AccessMemberExpression& node)
{
Visit(node.structExpr);
@@ -70,34 +70,15 @@ namespace Nz
throw std::runtime_error("an internal error occurred");
}
}, m_value);
}
}*/
void SpirvExpressionStore::Visit(ShaderNodes::Identifier& node)
void SpirvExpressionStore::Visit(ShaderAst::IdentifierExpression& node)
{
Visit(node.var);
m_value = LocalVar{ node.identifier };
}
void SpirvExpressionStore::Visit(ShaderNodes::SwizzleOp& node)
void SpirvExpressionStore::Visit(ShaderAst::SwizzleExpression& node)
{
throw std::runtime_error("not yet implemented");
}
void SpirvExpressionStore::Visit(ShaderNodes::BuiltinVariable& var)
{
const auto& outputVar = m_writer.GetBuiltinVariable(var.entry);
m_value = Pointer{ SpirvStorageClass::Output, outputVar.varId };
}
void SpirvExpressionStore::Visit(ShaderNodes::LocalVariable& var)
{
m_value = LocalVar{ var.name };
}
void SpirvExpressionStore::Visit(ShaderNodes::OutputVariable& var)
{
const auto& outputVar = m_writer.GetOutputVariable(var.name);
m_value = Pointer{ SpirvStorageClass::Output, outputVar.varId };
}
}