Method Copy

Dependencies/assimp/code/Common/SceneCombiner.cpp:1076–1122

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// ------------------------------------------------------------------------------------------------
void SceneCombiner::Copy(aiMesh **_dest, const aiMesh *src) {
    if (nullptr == _dest || nullptr == src) {
        return;
    }

    aiMesh *dest = *_dest = new aiMesh();

    // get a flat copy
    *dest = *src;

    // and reallocate all arrays
    GetArrayCopy(dest->mVertices, dest->mNumVertices);
    GetArrayCopy(dest->mNormals, dest->mNumVertices);
    GetArrayCopy(dest->mTangents, dest->mNumVertices);
    GetArrayCopy(dest->mBitangents, dest->mNumVertices);

    unsigned int n = 0;
    while (dest->HasTextureCoords(n)) {
        GetArrayCopy(dest->mTextureCoords[n++], dest->mNumVertices);
    }

    n = 0;
    while (dest->HasVertexColors(n)) {
        GetArrayCopy(dest->mColors[n++], dest->mNumVertices);
    }

    // make a deep copy of all bones
    CopyPtrArray(dest->mBones, dest->mBones, dest->mNumBones);

    // make a deep copy of all faces
    GetArrayCopy(dest->mFaces, dest->mNumFaces);
    for (unsigned int i = 0; i < dest->mNumFaces; ++i) {
        aiFace &f = dest->mFaces[i];
        GetArrayCopy(f.mIndices, f.mNumIndices);
    }

    // make a deep copy of all blend shapes
    CopyPtrArray(dest->mAnimMeshes, dest->mAnimMeshes, dest->mNumAnimMeshes);

    // make a deep copy of all texture coordinate names
    if (src->mTextureCoordsNames != nullptr) {
        dest->mTextureCoordsNames = new aiString *[AI_MAX_NUMBER_OF_TEXTURECOORDS] {};
        for (unsigned int i = 0; i < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++i) {
            Copy(&dest->mTextureCoordsNames[i], src->mTextureCoordsNames[i]);
        }
    }
}

// ------------------------------------------------------------------------------------------------
void SceneCombiner::Copy(aiAnimMesh **_dest, const aiAnimMesh *src) {