module gfx pub fn create_clear_pass(r, g, b, a f32) C.sg_pass_action { mut color_action := sg_color_attachment_action { action: C.SG_ACTION_CLEAR } color_action.set_color_values(r, g, b, a) mut pass_action := sg_pass_action{} pass_action.colors[0] = color_action return pass_action }