ShaderParser.h

#pragma once
 
#include <Foundation/Strings/String.h>
#include <RendererCore/ShaderCompiler/Declarations.h>
#include <RendererFoundation/Shader/ShaderByteCode.h>
 
class plPropertyAttribute;
 
class PL_RENDERERCORE_DLL plShaderParser
{
public:
  struct AttributeDefinition
  {
    plString m_sType;
    plHybridArray<plVariant, 8> m_Values;
  };
 
  struct ParameterDefinition
  {
    const plRTTI* m_pType = nullptr;
    plString m_sType;
    plString m_sName;
 
    plHybridArray<AttributeDefinition, 4> m_Attributes;
  };
 
  struct EnumValue
  {
    plHashedString m_sValueName;
    plInt32 m_iValueValue = 0;
  };
 
  struct EnumDefinition
  {
    plString m_sName;
    plUInt32 m_uiDefaultValue = 0;
    plHybridArray<EnumValue, 16> m_Values;
  };
 
  static void ParseMaterialParameterSection(
    plStreamReader& inout_stream, plHybridArray<ParameterDefinition, 16>& out_parameter, plHybridArray<EnumDefinition, 4>& out_enumDefinitions);
 
  static void ParsePermutationSection(
    plStreamReader& inout_stream, plHybridArray<plHashedString, 16>& out_permVars, plHybridArray<plPermutationVar, 16>& out_fixedPermVars);
  static void ParsePermutationSection(
    plStringView sPermutationSection, plHybridArray<plHashedString, 16>& out_permVars, plHybridArray<plPermutationVar, 16>& out_fixedPermVars);
 
  static void ParsePermutationVarConfig(plStringView sPermutationVarConfig, plVariant& out_defaultValue, EnumDefinition& out_enumDefinition);
 
 
 
  static void ParseShaderResources(plStringView sShaderStageSource, plDynamicArray<plShaderResourceDefinition>& out_resources);
 
  using CreateResourceDeclaration = plDelegate<void (plStringView, plStringView, const plShaderResourceBinding &, plStringBuilder &)>;
 
  static plResult MergeShaderResourceBindings(const plShaderProgramData& spd, plHashTable<plHashedString, plShaderResourceBinding>& out_bindings, plLogInterface* pLog);
 
  static plResult SanityCheckShaderResourceBindings(const plHashTable<plHashedString, plShaderResourceBinding>& bindings, plLogInterface* pLog);
 
  static void ApplyShaderResourceBindings(plStringView sPlatform, plStringView sShaderStageSource, const plDynamicArray<plShaderResourceDefinition>& resources, const plHashTable<plHashedString, plShaderResourceBinding>& bindings, const CreateResourceDeclaration& createDeclaration, plStringBuilder& out_sShaderStageSource);
};