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Shader: Add support for custom functions calls (and better handle intrinsics)

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This commit is contained in:
Jérôme Leclercq
2021-05-22 13:37:54 +02:00
parent 8a6f0db034
commit f6fd996bf1
24 changed files with 777 additions and 356 deletions
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6
include/Nazara/Shader/GlslWriter.hpp
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@@ -15,6 +15,7 @@
#include <set>
#include <sstream>
#include <string>
#include <vector>
namespace Nz
{
@@ -60,8 +61,9 @@ namespace Nz
template<typename T> void Append(const T& param);
template<typename T1, typename T2, typename... Args> void Append(const T1& firstParam, const T2& secondParam, Args&&... params);
void AppendCommentSection(const std::string& section);
void AppendFunctionDeclaration(const ShaderAst::DeclareFunctionStatement& node, bool forward = false);
void AppendField(std::size_t structIndex, const std::size_t* memberIndices, std::size_t remainingMembers);
void AppendHeader();
void AppendHeader(const std::vector<ShaderAst::DeclareFunctionStatement*>& forwardFunctionDeclarations);
void AppendLine(const std::string& txt = {});
template<typename... Args> void AppendLine(Args&&... params);
void AppendStatementList(std::vector<ShaderAst::StatementPtr>& statements);
@@ -72,6 +74,7 @@ namespace Nz
void HandleEntryPoint(ShaderAst::DeclareFunctionStatement& node);
void HandleInOut();
void RegisterFunction(std::size_t funcIndex, std::string funcName);
void RegisterStruct(std::size_t structIndex, ShaderAst::StructDescription desc);
void RegisterVariable(std::size_t varIndex, std::string varName);
@@ -80,6 +83,7 @@ namespace Nz
void Visit(ShaderAst::AccessMemberIndexExpression& node) override;
void Visit(ShaderAst::AssignExpression& node) override;
void Visit(ShaderAst::BinaryExpression& node) override;
void Visit(ShaderAst::CallFunctionExpression& node) override;
void Visit(ShaderAst::CastExpression& node) override;
void Visit(ShaderAst::ConditionalExpression& node) override;
void Visit(ShaderAst::ConstantExpression& node) override;