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Add conditional expression/statement support for shaders

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This commit is contained in:
Jérôme Leclercq
2020-11-19 13:56:54 +01:00
parent ad88561245
commit 960817a1f1
45 changed files with 996 additions and 56 deletions
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11
include/Nazara/Shader/ShaderAstVisitor.hpp
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@@ -10,8 +10,6 @@
#include <Nazara/Prerequisites.hpp>
#include <Nazara/Shader/Config.hpp>
#include <Nazara/Shader/ShaderNodes.hpp>
#include <string>
#include <unordered_set>
namespace Nz
{
@@ -23,16 +21,14 @@ namespace Nz
ShaderAstVisitor(ShaderAstVisitor&&) = delete;
virtual ~ShaderAstVisitor();
void EnableCondition(const std::string& name, bool cond);
bool IsConditionEnabled(const std::string& name) const;
void Visit(const ShaderNodes::NodePtr& node);
virtual void Visit(ShaderNodes::AccessMember& node) = 0;
virtual void Visit(ShaderNodes::AssignOp& node) = 0;
virtual void Visit(ShaderNodes::BinaryOp& node) = 0;
virtual void Visit(ShaderNodes::Branch& node) = 0;
virtual void Visit(ShaderNodes::Cast& node) = 0;
virtual void Visit(ShaderNodes::ConditionalExpression& node) = 0;
virtual void Visit(ShaderNodes::ConditionalStatement& node) = 0;
virtual void Visit(ShaderNodes::Constant& node) = 0;
virtual void Visit(ShaderNodes::DeclareVariable& node) = 0;
virtual void Visit(ShaderNodes::ExpressionStatement& node) = 0;
@@ -44,9 +40,6 @@ namespace Nz
ShaderAstVisitor& operator=(const ShaderAstVisitor&) = delete;
ShaderAstVisitor& operator=(ShaderAstVisitor&&) = delete;
private:
std::unordered_set<std::string> m_conditions;
};
}