M CHANGES → CHANGES

@@ -49,7 +49,6 @@ - GUI: Screenshot dimensions are now passed through
  - GUI: Add back logging
  - PSP2: Add rumble for PS TV
  - PSP2: Add fit-to-height screen mode
- - GBA Video: Optimize sprite drawing
 
 0.4.1: (2016-07-11)
 Bugfixes:

M src/gba/renderers/software-bg.c → src/gba/renderers/software-bg.c

@@ -14,9 +14,10 @@
 #define MODE_2_COORD_NO_OVERFLOW \
 	if ((x | y) & ~(sizeAdjusted - 1)) { \
 		continue; \
-	} \
-	localX = x; \
-	localY = y;
+	} else { \
+		localX = x; \
+		localY = y; \
+	}
 
 #define MODE_2_MOSAIC(COORD) \
 		if (!mosaicWait) { \

M src/gba/renderers/software-obj.c → src/gba/renderers/software-obj.c

@@ -56,7 +56,7 @@ int localX = (xAccum >> 8) + (width >> 1); \
 		int localY = (yAccum >> 8) + (height >> 1); \
 		\
 		if (localX & widthMask || localY & heightMask) { \
-			break; \
+			continue; \
 		} \
 		\
 		SPRITE_YBASE_ ## DEPTH(localY); \
@@ -204,35 +204,6 @@ if (end < condition) {
 			condition = end;
 		}
 
-		// Clip off early pixels
-		if ((xAccum >> 8) < -(width >> 1) || (yAccum >> 8) < -(height >> 1)) {
-			int32_t diffX = -(width << 7) - xAccum;
-			int32_t diffY = -(height << 7) - yAccum;
-			int32_t x = mat.a ? diffX / mat.a : 0;
-			int32_t y = mat.c ? diffY / mat.c : 0;
-			if (y > x) {
-				x = y;
-			}
-			xAccum += mat.a * x;
-			yAccum += mat.c * x;
-			outX += x;
-			inX += x;
-		}
-		// Clip off late pixels
-		if ((xAccum >> 8) >= (width >> 1) || (yAccum >> 8) >= (height >> 1)) {
-			int32_t diffX = (width << 7) - xAccum;
-			int32_t diffY = (height << 7) - yAccum;
-			int32_t x = mat.a ? diffX / mat.a : 0;
-			int32_t y = mat.c ? diffY / mat.c : 0;
-			if (y > x) {
-				x = y;
-			}
-			xAccum += mat.a * x;
-			yAccum += mat.c * x;
-			outX += x;
-			inX += x;
-		}
-
 		if (!GBAObjAttributesAIs256Color(sprite->a)) {
 			palette = &palette[GBAObjAttributesCGetPalette(sprite->c) << 4];
 			if (flags & FLAG_OBJWIN) {
@@ -259,7 +230,7 @@ } else {
 		int outX = x >= start ? x : start;
 		int condition = x + width;
 		int mosaicH = 1;
-		if (mosaicH > 1) {
+		if (GBAObjAttributesAIsMosaic(sprite->a)) {
 			mosaicH = GBAMosaicControlGetObjH(renderer->mosaic) + 1;
 			if (condition % mosaicH) {
 				condition += mosaicH - (condition % mosaicH);
@@ -284,7 +255,7 @@ if (!GBAObjAttributesAIs256Color(sprite->a)) {
 			palette = &palette[GBAObjAttributesCGetPalette(sprite->c) << 4];
 			if (flags & FLAG_OBJWIN) {
 				SPRITE_NORMAL_LOOP(16, OBJWIN);
-			} else if (mosaicH > 1) {
+			} else if (GBAObjAttributesAIsMosaic(sprite->a)) {
 				if (objwinSlowPath) {
 					objwinPalette = &objwinPalette[GBAObjAttributesCGetPalette(sprite->c) << 4];
 					SPRITE_MOSAIC_LOOP(16, NORMAL_OBJWIN);
@@ -300,7 +271,7 @@ }
 		} else {
 			if (flags & FLAG_OBJWIN) {
 				SPRITE_NORMAL_LOOP(256, OBJWIN);
-			} else if (mosaicH > 1) {
+			} else if (GBAObjAttributesAIsMosaic(sprite->a)) {
 				if (objwinSlowPath) {
 					objwinPalette = &objwinPalette[GBAObjAttributesCGetPalette(sprite->c) << 4];
 					SPRITE_MOSAIC_LOOP(256, NORMAL_OBJWIN);