Наложение текстур

void processTextureLoad(int option){
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);
    OPENFILENAME ofn={0};
    char szDirect[260];
    char szFileName[260];
    ofn.lStructSize = sizeof(ofn);
    ofn.hwndOwner = NULL;
    ofn.lpstrFile = szDirect;
    *(ofn.lpstrFile) = 0;
    ofn.nMaxFile =sizeof(szDirect);
    ofn.lpstrFilter = NULL;
    ofn.nFilterIndex = 1;
    ofn.lpstrFileTitle = szFileName;
    *(ofn.lpstrFileTitle) = 0;
    ofn.nMaxFileTitle = sizeof(szFileName);
    ofn.lpstrInitialDir = NULL;
    ofn.Flags = OFN_EXPLORER;
    GetOpenFileName(&ofn);
    std::cout<<szDirect;
 
    AUX_RGBImageRec *texture1;
    texture1 = auxDIBImageLoad(szDirect);
    AUX_RGBImageRec *texture2;
    texture2 = auxDIBImageLoad(szDirect);
    AUX_RGBImageRec *texture3;
    texture3 = auxDIBImageLoad(szDirect);
    AUX_RGBImageRec *texture4;
    texture4 = auxDIBImageLoad(szDirect);
 
 
    glGenTextures(1, &texture[0]);
    glBindTexture(GL_TEXTURE_2D, texture[0]);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP);
    glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
    glTexImage2D(GL_TEXTURE_2D, 0, 3, texture1->sizeX, texture1->sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE, texture1->data);
 
    glGenTextures(1, &texture[1]);
    glBindTexture(GL_TEXTURE_2D, texture[1]);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
    glTexEnvf(GL_TEXTURE_ENV,GL_TEXTURE_ENV_MODE,GL_MODULATE);
    glTexImage2D(GL_TEXTURE_2D, 0, 3, texture1->sizeX, texture1->sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE, texture2->data);
 
    glGenTextures(1, &texture[2]);
    glBindTexture(GL_TEXTURE_2D, texture[2]);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
    glTexImage2D(GL_TEXTURE_2D, 0, 3, texture1->sizeX, texture1->sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE, texture3->data);
 
    glGenTextures(1, &texture[3]);
    glBindTexture(GL_TEXTURE_2D, texture[3]);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
    glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
    glTexImage2D(GL_TEXTURE_2D, 0, 3, texture1->sizeX, texture1->sizeY, 0, GL_RGB, GL_UNSIGNED_BYTE, texture4->data);
}