Method: SDL::Surface#transform

Defined in:
ext/sdl/sdl.c

#transform(angle, xscale, yscale, flags) ⇒ Object

TODO: maybe remove? I dunno… could be nice for pre-rendering?



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# File 'ext/sdl/sdl.c', line 804

static VALUE Surface_transform(VALUE self, VALUE angle,
                               VALUE xscale, VALUE yscale,
                               VALUE flags) {
  DEFINE_SELF(Surface, surface, self);

  SDL_Surface *result = rotozoomSurfaceXY(surface,
                                          NUM2FLT(angle),
                                          NUM2FLT(xscale),
                                          NUM2FLT(yscale),
                                          SMOOTHING_ON);

  if (!result)
    FAILURE("Surface#transform");

  return TypedData_Wrap_Struct(cSurface, &_Surface_type, result);
}