From bc5918ebbc01a4d5022c8b3b308af41318097c84 Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Thu, 9 Aug 2012 22:31:10 +0100
Subject: allocate our bitmaps as BMF_DISPLAYABLE as this can improve
 performance when blitting to the screen

---
 amiga/bitmap.c | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

(limited to 'amiga/bitmap.c')

diff --git a/amiga/bitmap.c b/amiga/bitmap.c
index 53de5cf4f..4d20fb4d1 100644
--- a/amiga/bitmap.c
+++ b/amiga/bitmap.c
@@ -125,9 +125,9 @@ void bitmap_destroy(void *bitmap)
 		if(bm->dto) {
 			DisposeDTObject(bm->dto);
 		}
-
+#ifdef AMI_CUSTOM_MASK
 		if(bm->native_mask) FreeRaster(bm->native_mask, bm->width, bm->height);
-
+#endif
 		FreeVec(bm->pixdata);
 		bm->pixdata = NULL;
 		bm->nativebm = NULL;
@@ -178,8 +178,9 @@ void bitmap_modified(void *bitmap) {
 		p96FreeBitMap(bm->nativebm);
 		
 	if(bm->dto) DisposeDTObject(bm->dto);
+#ifdef AMI_CUSTOM_MASK
 	if(bm->native_mask) FreeRaster(bm->native_mask, bm->width, bm->height);
-
+#endif
 	bm->nativebm = NULL;
 	bm->dto = NULL;
 	bm->native_mask = NULL;
@@ -485,7 +486,7 @@ static PLANEPTR ami_bitmap_get_mask(struct bitmap *bitmap, int width, int height
 	if(bitmap->native_mask) return bitmap->native_mask;
 
 	bitmap->native_mask = AllocRaster(width, height);
-	
+
 	for(y=0; y<height; y++) {
 		for(x=0; x<width; x++) {
 			if ((*bmi & 0xff000000U) == 0x00000000U) maskbit = 1;
@@ -535,14 +536,17 @@ static struct BitMap *ami_bitmap_get_palettemapped(struct bitmap *bitmap,
 	
 	GetDTAttrs(bitmap->dto, 
 		PDTA_DestBitMap, &dtbm,
-		//PDTA_MaskPlane, &bitmap->native_mask,
+#ifndef AMI_CUSTOM_MASK
+		PDTA_MaskPlane, &bitmap->native_mask,
+#endif
 		TAG_END);
 	
 	bitmap->nativebmwidth = width;
 	bitmap->nativebmheight = height;
-	
+
+#ifdef AMI_CUSTOM_MASK
 	ami_bitmap_get_mask(bitmap, width, height);
-	
+#endif
 	return dtbm;
 }
 
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