ALPHA
for (int32 y = 0; y < height - ALPHA / 2; y++, bits += bpr) {
*line = ALPHA;
for (int32 y = height - ALPHA / 2; y < height; y++, bits += bpr) {
*line = ALPHA;
for ( int32 y = 0; y < height - ALPHA / 2; y++, bits += bpr ) {
*line = ALPHA;
for ( int32 y = height - ALPHA / 2; y < height; y++, bits += bpr ) {
*line = ALPHA;
for (int32 y = 0; y < height - ALPHA / 2; y++, bits += bpr) {
*line = ALPHA;
for (int32 y = height - ALPHA / 2; y < height;
*line = ALPHA;