/*
---------------------------------------------------------------------------
Open Asset Import Library (assimp)
---------------------------------------------------------------------------

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*/

/** @file material.inl
 *  @brief Defines the C++ getters for the material system
 */

#pragma once

#ifdef __GNUC__
#   pragma GCC system_header
#endif

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiPropertyTypeInfo ai_real_to_property_type_info(float) {
	return aiPTI_Float;
}

AI_FORCE_INLINE aiPropertyTypeInfo ai_real_to_property_type_info(double) {
	return aiPTI_Double;
}
// ---------------------------------------------------------------------------

//! @cond never

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::GetTexture( aiTextureType type,
       unsigned int  index,
       C_STRUCT aiString* path,
       aiTextureMapping* mapping    /*= NULL*/,
       unsigned int* uvindex        /*= NULL*/,
       float* blend               /*= NULL*/,
       aiTextureOp* op              /*= NULL*/,
       aiTextureMapMode* mapmode    /*= NULL*/) const {
    return ::aiGetMaterialTexture(this,type,index,path,mapping,uvindex,blend,op,mapmode);
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE unsigned int aiMaterial::GetTextureCount(aiTextureType type) const {
    return ::aiGetMaterialTextureCount(this,type);
}

// ---------------------------------------------------------------------------
template <typename Type>
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx, Type* pOut,
        unsigned int* pMax) const {
    unsigned int iNum = pMax ? *pMax : 1;

    const aiMaterialProperty* prop;
    const aiReturn ret = ::aiGetMaterialProperty(this,pKey,type,idx,
        (const aiMaterialProperty**)&prop);
    if ( AI_SUCCESS == ret )    {

        if (prop->mDataLength < sizeof(Type)*iNum) {
            return AI_FAILURE;
        }

        if (prop->mType != aiPTI_Buffer) {
            return AI_FAILURE;
        }
// std::min has in some cases a conflict with a defined min
#ifdef min
#   undef min
#endif
        iNum = static_cast<unsigned int>(std::min(static_cast<size_t>(iNum),prop->mDataLength / sizeof(Type)));
        std::memcpy(pOut,prop->mData,iNum * sizeof(Type));
        if (pMax) {
            *pMax = iNum;
        }
    }
    return ret;
}

// ---------------------------------------------------------------------------
template <typename Type>
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,Type& pOut) const {
    const aiMaterialProperty* prop;
    const aiReturn ret = ::aiGetMaterialProperty(this,pKey,type,idx,
        (const aiMaterialProperty**)&prop);
    if ( AI_SUCCESS == ret ) {

        if (prop->mDataLength < sizeof(Type)) {
            return AI_FAILURE;
        }

        if (prop->mType != aiPTI_Buffer) {
            return AI_FAILURE;
        }

        ::memcpy( &pOut, prop->mData, sizeof( Type ) );
    }
    return ret;
}

// ---------------------------------------------------------------------------
// Specialisation for a single bool.
// Casts floating point and integer to bool
template <>
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char *pKey, unsigned int type,
                unsigned int idx, bool &pOut) const {
    const aiMaterialProperty *prop;
    const aiReturn ret = ::aiGetMaterialProperty(this, pKey, type, idx,
            (const aiMaterialProperty **)&prop);
    if (AI_SUCCESS == ret) {

        switch (prop->mType) {
            // Type cannot be converted
        default: return AI_FAILURE;

        case aiPTI_Buffer: {
            // Native bool value storage
            if (prop->mDataLength < sizeof(bool)) {
                return AI_FAILURE;
            }
            ::memcpy(&pOut, prop->mData, sizeof(bool));
        } break;

        case aiPTI_Float:
        case aiPTI_Double: {
            // Read as float and cast to bool
            ai_real value = 0.0f;
            if (AI_SUCCESS == ::aiGetMaterialFloat(this, pKey, type, idx, &value)) {
                pOut = static_cast<bool>(value);
                return AI_SUCCESS;
            }
            return AI_FAILURE;
        }
        case aiPTI_Integer: {
            // Cast to bool
            const int value = static_cast<int>(*prop->mData);
            pOut = static_cast<bool>(value);
            return AI_SUCCESS;
        }
        }
    }
    return ret;
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE
aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,ai_real* pOut,
        unsigned int* pMax) const {
    return ::aiGetMaterialFloatArray(this,pKey,type,idx,pOut,pMax);
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,int* pOut,
        unsigned int* pMax) const {
    return ::aiGetMaterialIntegerArray(this,pKey,type,idx,pOut,pMax);
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx, float& pOut) const {
    return aiGetMaterialFloat(this,pKey,type,idx,&pOut);
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,int& pOut) const {
    return aiGetMaterialInteger(this,pKey,type,idx,&pOut);
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,aiColor4D& pOut) const {
    return aiGetMaterialColor(this,pKey,type,idx,&pOut);
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,aiColor3D& pOut) const {
    aiColor4D c;
    const aiReturn ret = aiGetMaterialColor(this,pKey,type,idx,&c);
    if (ret == aiReturn_SUCCESS)
        pOut = aiColor3D(c.r,c.g,c.b);
    return ret;
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,aiString& pOut) const {
    return aiGetMaterialString(this,pKey,type,idx,&pOut);
}
// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::Get(const char* pKey,unsigned int type,
        unsigned int idx,aiUVTransform& pOut) const {
    return aiGetMaterialUVTransform(this,pKey,type,idx,&pOut);
}

// ---------------------------------------------------------------------------
template<class TYPE>
aiReturn aiMaterial::AddProperty (const TYPE* pInput,
        const unsigned int pNumValues, const char* pKey, unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput, pNumValues * sizeof(TYPE),
        pKey,type,index,aiPTI_Buffer);
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const float* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(float),
        pKey,type,index,aiPTI_Float);
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const double* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(double),
        pKey,type,index,aiPTI_Double);
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiUVTransform* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiUVTransform),
        pKey,type,index,ai_real_to_property_type_info(pInput->mRotation));
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiColor4D* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiColor4D),
        pKey,type,index,ai_real_to_property_type_info(pInput->a));
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiColor3D* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiColor3D),
        pKey,type,index,ai_real_to_property_type_info(pInput->b));
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const aiVector3D* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiVector3D),
        pKey,type,index,ai_real_to_property_type_info(pInput->x));
}

// ---------------------------------------------------------------------------
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty(const int* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(int),
        pKey,type,index,aiPTI_Integer);
}

// ---------------------------------------------------------------------------
// The template specializations below are for backwards compatibility.
// The recommended way to add material properties is using the non-template
// overloads.
// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<float>(const float* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(float),
        pKey,type,index,aiPTI_Float);
}

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<double>(const double* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(double),
        pKey,type,index,aiPTI_Double);
}

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiUVTransform>(const aiUVTransform* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiUVTransform),
        pKey,type,index,aiPTI_Float);
}

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiColor4D>(const aiColor4D* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiColor4D),
        pKey,type,index,aiPTI_Float);
}

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiColor3D>(const aiColor3D* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiColor3D),
        pKey,type,index,aiPTI_Float);
}

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<aiVector3D>(const aiVector3D* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(aiVector3D),
        pKey,type,index,aiPTI_Float);
}

// ---------------------------------------------------------------------------
template<>
AI_FORCE_INLINE aiReturn aiMaterial::AddProperty<int>(const int* pInput,
        const unsigned int pNumValues,
        const char* pKey,
        unsigned int type,
        unsigned int index) {
    return AddBinaryProperty((const void*)pInput,
        pNumValues * sizeof(int),
        pKey,type,index,aiPTI_Integer);
}

//! @endcond
