Method: Mittsu::OpenGLState#set_polygon_offset

Defined in:
lib/mittsu/renderers/opengl/opengl_state.rb

#set_polygon_offset(polygon_offset, factor, units) ⇒ Object 



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# File 'lib/mittsu/renderers/opengl/opengl_state.rb', line 173

def set_polygon_offset(polygon_offset, factor, units)
  if @current_polygon_offset != polygon_offset
    if polygon_offset
      glEnable(GL_POLYGON_OFFSET_FILL)
    else
      glDisable(GL_POLYGON_OFFSET_FILL)
    end

    @current_polygon_offset = polygon_offset
  end

  if polygon_offset && (@current_polygon_offset_factor != factor || @current_polygon_offset_units != units)
    glPolygonOffset(factor, units)

    @current_polygon_offset_factor = factor
    @current_polygon_offset_units = units
  end
end