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-rw-r--r--source/gfx.h2
-rw-r--r--source/tile.cpp8
2 files changed, 6 insertions, 4 deletions
diff --git a/source/gfx.h b/source/gfx.h
index 37a082e..590db7c 100644
--- a/source/gfx.h
+++ b/source/gfx.h
@@ -137,7 +137,9 @@ struct SGFX{
uint32 PPL; // Number of pixels on each of Screen buffer
uint32 PPLx2;
uint32 PixSize;
+ uint8 S_safety_margin[8];
uint8 *S;
+ uint8 DB_safety_margin[8];
uint8 *DB;
uint32 DepthDelta;
uint8 Z1; // Depth for comparison
diff --git a/source/tile.cpp b/source/tile.cpp
index 87d1fac..f8c1400 100644
--- a/source/tile.cpp
+++ b/source/tile.cpp
@@ -456,11 +456,11 @@ void DrawLargePixelHalfWidth (uint32 Tile, uint32 Offset,
}
#endif
-static void WRITE_4PIXELS16 (uint32 Offset, uint8 *Pixels, uint16 *ScreenColors)
+static void WRITE_4PIXELS16 (int32 Offset, uint8 *Pixels, uint16 *ScreenColors)
{
uint8 Pixel;
- uint16 *Screen = (uint16 *) GFX.S + Offset;
- uint8 *Depth = GFX.DB + Offset;
+ uint16 *Screen = (uint16 *) GFX.S + Offset;
+ uint8 *Depth = GFX.DB + Offset;
for (uint8 N = 0; N < 4; N++)
{
@@ -472,7 +472,7 @@ static void WRITE_4PIXELS16 (uint32 Offset, uint8 *Pixels, uint16 *ScreenColors)
}
}
-static void WRITE_4PIXELS16_FLIPPED (uint32 Offset, uint8 *Pixels, uint16 *ScreenColors)
+static void WRITE_4PIXELS16_FLIPPED (int32 Offset, uint8 *Pixels, uint16 *ScreenColors)
{
uint8 Pixel;
uint16 *Screen = (uint16 *) GFX.S + Offset;