uxn

commit 344c5c99040206b0f06d0a34a77569956c622315
parent 07e8306616e2bf518da9625fcbd3164487afdbf7
Author: Devine Lu Linvega <aliceffekt@gmail.com>
Date:   Tue, 11 Apr 2023 11:31:36 -0700

Added flip-x/flip-y to pixel fill mode

Diffstat:
M
src/devices/screen.c
 | 
6
+++---

1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/devices/screen.c b/src/devices/screen.c
@@ -163,9 +163,9 @@ screen_deo(Uint8 *ram, Uint8 *d, Uint8 port)
 	case 0xe: {
 		Uint16 x = PEEK2(d + 0x8), y = PEEK2(d + 0xa);
 		Layer *layer = (d[0xf] & 0x40) ? &uxn_screen.fg : &uxn_screen.bg;
-		if(d[0xe] & 0x80) {
-			screen_fill(&uxn_screen, layer, x, y, uxn_screen.width, uxn_screen.height, d[0xe] & 0x3);
-		} else {
+		if(d[0xe] & 0x80)
+			screen_fill(&uxn_screen, layer, (d[0xe] & 0x10) ? 0 : x, (d[0xe] & 0x20) ? 0 : y, (d[0xe] & 0x10) ? x : uxn_screen.width, (d[0xe] & 0x20) ? y : uxn_screen.height, d[0xe] & 0x3);
+		else {
 			screen_write(&uxn_screen, layer, x, y, d[0xe] & 0x3);
 			if(d[0x6] & 0x01) POKE2(d + 0x8, x + 1); /* auto x+1 */
 			if(d[0x6] & 0x02) POKE2(d + 0xa, y + 1); /* auto y+1 */