// Modifications copyright Amazon.com, Inc. or its affiliates
// Modifications copyright Crytek GmbH

#ifndef REFLECT_H
#define REFLECT_H

#include "hlslcc.h"

ResourceGroup ResourceTypeToResourceGroup(ResourceType);

int GetResourceFromBindingPoint(const ResourceGroup eGroup, const uint32_t ui32BindPoint, const ShaderInfo* psShaderInfo, ResourceBinding** ppsOutBinding);

void GetConstantBufferFromBindingPoint(const ResourceGroup eGroup, const uint32_t ui32BindPoint, const ShaderInfo* psShaderInfo, ConstantBuffer** ppsConstBuf);

int GetInterfaceVarFromOffset(uint32_t ui32Offset, ShaderInfo* psShaderInfo, ShaderVar** ppsShaderVar);

int GetInputSignatureFromRegister(const uint32_t ui32Register, const ShaderInfo* psShaderInfo, InOutSignature** ppsOut);
int GetOutputSignatureFromRegister(const uint32_t currentPhase,
								   const uint32_t ui32Register,
								   const uint32_t ui32Stream,
								   const uint32_t ui32CompMask,
								   ShaderInfo* psShaderInfo,
								   InOutSignature** ppsOut);

int GetOutputSignatureFromSystemValue(SPECIAL_NAME eSystemValueType, uint32_t ui32SemanticIndex, ShaderInfo* psShaderInfo, InOutSignature** ppsOut);

int GetShaderVarFromOffset(const uint32_t ui32Vec4Offset,
						   const uint32_t* pui32Swizzle,
						   ConstantBuffer* psCBuf,
						   ShaderVarType** ppsShaderVar,
						   int32_t* pi32Index,
						   int32_t* pi32Rebase);

typedef struct
{
    uint32_t* pui32Inputs;
    uint32_t* pui32Outputs;
    uint32_t* pui32Resources;
    uint32_t* pui32Interfaces;
    uint32_t* pui32Inputs11;
    uint32_t* pui32Outputs11;
	uint32_t* pui32OutputsWithStreams;
	uint32_t* pui32PatchConstants;
	uint32_t* pui32Effects10Data;
} ReflectionChunks;

void LoadShaderInfo(const uint32_t ui32MajorVersion,
    const uint32_t ui32MinorVersion,
    const ReflectionChunks* psChunks,
    ShaderInfo* psInfo);

void LoadD3D9ConstantTable(const char* data,
    ShaderInfo* psInfo);

void FreeShaderInfo(ShaderInfo* psShaderInfo);

#if 0
//--- Utility functions ---

//Returns 0 if not found, 1 otherwise.
int GetResourceFromName(const char* name, ShaderInfo* psShaderInfo, ResourceBinding* psBinding);

//These call into OpenGL and modify the uniforms of the currently bound program.
void SetResourceValueF(ResourceBinding* psBinding, float* value);
void SetResourceValueI(ResourceBinding* psBinding, int* value);
void SetResourceValueStr(ResourceBinding* psBinding, char* value); //Used for interfaces/subroutines. Also for constant buffers?

void CreateUniformBufferObjectFromResource(ResourceBinding* psBinding, uint32_t* ui32GLHandle);
//------------------------
#endif

#endif