#include "os_if.h"
#include "osws_if.h"

#include "atidefines.h"
#include "atitypes.h"
#include "scl_types.h"
#include "SCInterface.h"

//
//  This file represents the entry points that are stubbed out to satisfy the
//  linker, but aren't used in the runtime of GSL operations.
//


enum fsComponentType {
    FS_BYTE,
    FS_UNSIGNED_BYTE,
    FS_SHORT,
    FS_UNSIGNED_SHORT,
    FS_INT,
    FS_UNSIGNED_INT,
    FS_FLOAT,
    FS_FLOAT16,
};

enum fsInstrSet {
    FS_INSTR_KHAN,   ///< Generate Khan based instruction set
    FS_INSTR_PELE    ///< Generate Pele based instruction set
};

enum fsUsage {
    FS_USAGE_HW,     ///< An actual hardware stream
    FS_USAGE_SW      ///< A place holder stream (to support SW path)
};

struct fsInstr {
    fsUsage         usage;      ///< How the stream is going to be used (place holder or actual hardware stream)
    uint32          components; ///< Number of components to the input vector
    fsComponentType type;       ///< Type of each component
    bool32          normalize;  ///< Should the components be normalized to the -1..1 range
    uint32          stride;     ///< Stride between vectors
    uint32          ivmOffset;  ///< location in input vector memory
};


sclHandle CONV
sclInit(const sclShaderConstantAddress* shaderStateConstTable,
        const sclProfile&               profile,
        const sclLimits&                fpLimits,
        const sclLimits&                vpLimits)
{
    return 0;
}

void CONV
sclDestroy(sclHandle hSCL)
{
}

sclProgram* CONV
sclCompile(sclHandle                hSCL,
          const sclInputShader&    shader,
          const sclCompilerParams& params,
          const sclLimits&         limits)
{
    return 0;
}

sclProgramPair* CONV
sclLink(sclHandle                   hSCL,
       const sclInputMultShaderPair    *shader,
       const sclCompilerParams&    params,
       const sclLimits&            fpLimits,
       const sclLimits&            vpLimits)
{
    return 0;
}

void CONV
sclFreeProgram(sclHandle   hSCL,
              sclProgram* program)
{
}

sclShaderReplaceHandle CONV
sclRegisterShaderString(sclHandle             hSCL,
                       const sclInputShader& src,
                       const sclInputShader& dst)
{
    return 0;
}

void CONV
sclUnregisterShaderString(sclHandle              hSCL,
                         sclShaderReplaceHandle hReplacement)
{
}

bool32 CONV
fsCompile(fsInstrSet     instrSet,
          uint32         instrCount,
          const fsInstr* instr,
          void*&         binary,
          uint32&        length,
          bool32         dumpShader,
          bool32         doCacheOpt,
          const sclCompilerParamTessellation& tessParams)
{
    return ATIGL_TRUE;
}


void CONV
fsFreeBinary(void* binary)
{
}


void CONV
oswsInit(HOSInstance hOSInst)
{
    //
    // do nothing...
    //
}

void CONV
oswsExit()
{
    //
    //  do nothing...
    //
}