SDL_Colour to Uint32 for SDL_gfx

colour.c

Uint32 SDL_Colour_To_Uint32(const SDL_Colour *col)
{
    // Must be format AABBGGRR for gfx library
    return (Uint32)((col->a << 24) + (col->b << 16) + (col->g << 8) + (col->r << 0));
}

SDL_Colour Uint32_To_SDL_Colour(const Uint32 colour)
{
    SDL_Colour tmp;
    tmp.a = (colour >> 24) & 0xFF;
    tmp.b = (colour >> 16) & 0xFF;
    tmp.g = (colour >> 8) & 0xFF;
    tmp.r = colour & 0xFF;
    return tmp;
}