static void get_viewport_size() { viewport_height = vid_get_viewport_height()-camera_screen.edge_hmargin*2; //don't trace bottom lines viewport_width = vid_get_viewport_width(); viewport_byte_width = vid_get_viewport_byte_width(); viewport_yscale = vid_get_viewport_yscale(); viewport_xoffset = vid_get_viewport_display_xoffset(); viewport_yoffset = vid_get_viewport_display_yoffset(); slice_height = viewport_height / EDGE_SLICES; }
int vid_get_viewport_display_xoffset_proper() { return vid_get_viewport_display_xoffset()<<1; }