diff options
Diffstat (limited to 'amiga')
-rw-r--r-- | amiga/bitmap.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/amiga/bitmap.c b/amiga/bitmap.c index 47c2b424a..c82bc9b01 100644 --- a/amiga/bitmap.c +++ b/amiga/bitmap.c @@ -298,7 +298,10 @@ struct BitMap *ami_getcachenativebm(struct bitmap *bitmap,int width,int height,s if(GfxBase->lib_Version >= 53) // AutoDoc says v52, but this function isn't in OS4.0, so checking for v53 (OS4.1) { - CompositeTags(COMPOSITE_Src,tbm,scaledbm, + uint32 comptype = COMPOSITE_Src; + if(!bitmap->opaque) comptype = COMPOSITE_Src_Over_Dest; + + CompositeTags(comptype,tbm,scaledbm, COMPTAG_ScaleX,COMP_FLOAT_TO_FIX(width/bitmap->width), COMPTAG_ScaleY,COMP_FLOAT_TO_FIX(height/bitmap->height), COMPTAG_Flags,COMPFLAG_IgnoreDestAlpha, |