* liboil/fb/fbpict.h: oops, need this

2 files changed, 614 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 86a085c..b0eac00 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2005-08-02  David Schleef  <ds@schleef.org>
 
+	* liboil/fb/fbpict.h: oops, need this
+
+2005-08-02  David Schleef  <ds@schleef.org>
+
 	* liboil/simdpack/scalarmult.c:  Readd some implementations,
 	since they're unbroken now.  (They still suck.)
 
diff --git a/liboil/fb/fbpict.h b/liboil/fb/fbpict.h
new file mode 100644
index 0000000..60eb8bc
--- /dev/null
+++ b/liboil/fb/fbpict.h
@@ -0,0 +1,610 @@
+/*
+ * $XFree86: xc/programs/Xserver/fb/fbpict.h,v 1.7 2001/07/18 10:15:02 keithp Exp $
+ *
+ * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Keith Packard makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _FBPICT_H_
+#define _FBPICT_H_
+
+//#include "renderedge.h"
+
+#define FbIntMult(a,b,t) ( (t) = (a) * (b) + 0x80, ( ( ( (t)>>8 ) + (t) )>>8 ) )
+#define FbIntDiv(a,b)	 (((CARD16) (a) * 255) / (b))
+
+#define FbGet8(v,i)   ((CARD16) (CARD8) ((v) >> i))
+
+/*
+ * There are two ways of handling alpha -- either as a single unified value or
+ * a separate value for each component, hence each macro must have two
+ * versions.  The unified alpha version has a 'U' at the end of the name,
+ * the component version has a 'C'.  Similarly, functions which deal with
+ * this difference will have two versions using the same convention.
+ */
+
+#define FbOverU(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),(a),(t)) + FbGet8(x,i),\
+			   (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+#define FbOverC(x,y,i,a,t) ((t) = FbIntMult(FbGet8(y,i),FbGet8(a,i),(t)) + FbGet8(x,i),\
+			    (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+#define FbInU(x,i,a,t) ((CARD32) FbIntMult(FbGet8(x,i),(a),(t)) << (i))
+
+#define FbInC(x,i,a,t) ((CARD32) FbIntMult(FbGet8(x,i),FbGet8(a,i),(t)) << (i))
+
+#define FbGen(x,y,i,ax,ay,t,u,v) ((t) = (FbIntMult(FbGet8(y,i),ay,(u)) + \
+					 FbIntMult(FbGet8(x,i),ax,(v))),\
+				  (CARD32) ((CARD8) ((t) | \
+						     (0 - ((t) >> 8)))) << (i))
+
+#define FbAdd(x,y,i,t)	((t) = FbGet8(x,i) + FbGet8(y,i), \
+			 (CARD32) ((CARD8) ((t) | (0 - ((t) >> 8)))) << (i))
+
+
+#define Alpha(x) ((x) >> 24)
+#define Red(x) (((x) >> 16) & 0xff)
+#define Green(x) (((x) >> 8) & 0xff)
+#define Blue(x) ((x) & 0xff)
+
+#define fbComposeGetSolid(pict, bits, fmt) { \
+    FbBits	*__bits__; \
+    FbStride	__stride__; \
+    int		__bpp__; \
+    int		__xoff__,__yoff__; \
+\
+    fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
+    switch (__bpp__) { \
+    case 32: \
+	(bits) = *(CARD32 *) __bits__; \
+	break; \
+    case 24: \
+	(bits) = Fetch24 ((CARD8 *) __bits__); \
+	break; \
+    case 16: \
+	(bits) = *(CARD16 *) __bits__; \
+	(bits) = cvt0565to8888(bits); \
+	break; \
+    default: \
+	return; \
+    } \
+    /* If necessary, convert RGB <--> BGR. */ \
+    if (PICT_FORMAT_TYPE((pict)->format) != PICT_FORMAT_TYPE(fmt)) \
+    { \
+	(bits) = (((bits) & 0xff000000) | \
+		  (((bits) & 0x00ff0000) >> 16) | \
+		  (((bits) & 0x0000ff00) >>  0) | \
+		  (((bits) & 0x000000ff) << 16)); \
+    } \
+    /* manage missing src alpha */ \
+    if ((pict)->pFormat->direct.alphaMask == 0) \
+	(bits) |= 0xff000000; \
+}
+
+#define fbComposeGetStart(pict,x,y,type,stride,line,mul) {\
+    FbBits	*__bits__; \
+    FbStride	__stride__; \
+    int		__bpp__; \
+    int		__xoff__,__yoff__; \
+\
+    fbGetDrawable((pict)->pDrawable,__bits__,__stride__,__bpp__,__xoff__,__yoff__); \
+    (stride) = __stride__ * sizeof (FbBits) / sizeof (type); \
+    (line) = ((type *) __bits__) + (stride) * ((y) - __yoff__) + (mul) * ((x) - __xoff__); \
+}
+#define cvt8888to0565(s)    ((((s) >> 3) & 0x001f) | \
+			     (((s) >> 5) & 0x07e0) | \
+			     (((s) >> 8) & 0xf800))
+#define cvt0565to8888(s)    (((((s) << 3) & 0xf8) | (((s) >> 2) & 0x7)) | \
+			     ((((s) << 5) & 0xfc00) | (((s) >> 1) & 0x300)) | \
+			     ((((s) << 8) & 0xf80000) | (((s) << 3) & 0x70000)))
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define Fetch24(a)  ((unsigned long) (a) & 1 ? \
+		     ((*(a) << 16) | *((CARD16 *) ((a)+1))) : \
+		     ((*((CARD16 *) (a)) << 8) | *((a)+2)))
+#define Store24(a,v) ((unsigned long) (a) & 1 ? \
+		      ((*(a) = (CARD8) ((v) >> 16)), \
+		       (*((CARD16 *) ((a)+1)) = (CARD16) (v))) : \
+		      ((*((CARD16 *) (a)) = (CARD16) ((v) >> 8)), \
+		       (*((a)+2) = (CARD8) (v))))
+#else
+#define Fetch24(a)  ((unsigned long) (a) & 1 ? \
+		     ((*(a)) | (*((CARD16 *) ((a)+1)) << 8)) : \
+		     ((*((CARD16 *) (a))) | (*((a)+2) << 16)))
+#define Store24(a,v) ((unsigned long) (a) & 1 ? \
+		      ((*(a) = (CARD8) (v)), \
+		       (*((CARD16 *) ((a)+1)) = (CARD16) ((v) >> 8))) : \
+		      ((*((CARD16 *) (a)) = (CARD16) (v)),\
+		       (*((a)+2) = (CARD8) ((v) >> 16))))
+#endif
+		      
+/*
+   The methods below use some tricks to be able to do two color
+   components at the same time.
+*/
+
+/*
+  x_c = (x_c * a) / 255
+*/
+#define FbByteMul(x, a) do {                                      \
+        CARD32 t = (x & 0xff00ff) *a;                           \
+        t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8;          \
+        t &= 0xff00ff;                                            \
+                                                                  \
+        x = ((x >> 8) & 0xff00ff) * a;                            \
+        x = (x + ((x >> 8) & 0xff00ff) + 0x800080);               \
+        x &= 0xff00ff00;                                          \
+        x += t;                                                   \
+    } while (0)
+
+/*
+  x_c = (x_c * a) / 255 + y
+*/
+#define FbByteMulAdd(x, a, y) do {                                \
+        CARD32 t = (x & 0xff00ff) * a;                            \
+        t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8;          \
+        t &= 0xff00ff;                                            \
+        t += y & 0xff00ff;                                        \
+        t |= 0x1000100 - ((t >> 8) & 0xff00ff);                   \
+        t &= 0xff00ff;                                            \
+                                                                  \
+        x = ((x >> 8) & 0xff00ff) * a;                              \
+        x = (x + ((x >> 8) & 0xff00ff) + 0x800080) >> 8;            \
+        x &= 0xff00ff;                                              \
+        x += (y >> 8) & 0xff00ff;                                   \
+        x |= 0x1000100 - ((t >> 8) & 0xff00ff);                     \
+        x &= 0xff00ff;                                              \
+        x <<= 8;                                                    \
+        x += t;                                                     \
+    } while (0)
+
+/*
+  x_c = (x_c * a + y_c * b) / 255
+*/
+#define FbByteAddMul(x, a, y, b) do {                                   \
+        CARD32 t;                                                       \
+        CARD32 r = (x >> 24) * a + (y >> 24) * b;                       \
+        r += (r >> 8) + 0x80;                                           \
+        r >>= 8;                                                        \
+                                                                        \
+        t = (x & 0xff00) * a + (y & 0xff00) * b;                        \
+        t += (t >> 8) + 0x8000;                                         \
+        t >>= 16;                                                       \
+                                                                        \
+        t |= r << 16;                                                   \
+        t |= 0x1000100 - ((t >> 8) & 0xff00ff);                         \
+        t &= 0xff00ff;                                                  \
+        t <<= 8;                                                        \
+                                                                        \
+        r = ((x >> 16) & 0xff) * a + ((y >> 16) & 0xff) * b;            \
+        r += (r >> 8) + 0x80;                                           \
+        r >>= 8;                                                        \
+                                                                        \
+        x = (x & 0xff) * a + (y & 0xff) * b;                            \
+        x += (x >> 8) + 0x80;                                           \
+        x >>= 8;                                                        \
+        x |= r << 16;                                                   \
+        x |= 0x1000100 - ((x >> 8) & 0xff00ff);                         \
+        x &= 0xff00ff;                                                  \
+        x |= t;                                                         \
+} while (0)
+
+/*
+  x_c = (x_c * a + y_c *b) / 256
+*/
+#define FbByteAddMul_256(x, a, y, b) do {                               \
+        CARD32 t = (x & 0xff00ff) * a + (y & 0xff00ff) * b;             \
+        t >>= 8;                                                        \
+        t &= 0xff00ff;                                                  \
+                                                                        \
+        x = ((x >> 8) & 0xff00ff) * a + ((y >> 8) & 0xff00ff) * b;      \
+        x &= 0xff00ff00;                                                \
+        x += t;                                                         \
+} while (0)
+/*
+  x_c = (x_c * a_c) / 255
+*/
+#define FbByteMulC(x, a) do {                           \
+        CARD32 t;                                       \
+        CARD32 r = (x & 0xff) * (a & 0xff);             \
+        r |= (x & 0xff0000) * ((a >> 16) & 0xff);       \
+        r = (r + ((r >> 8) & 0xff00ff) + 0x800080) >> 8;        \
+        r &= 0xff00ff;                                  \
+                                                        \
+        x >>= 8;                                        \
+        t = (x & 0xff) * ((a >> 8) & 0xff);             \
+        t |= (x & 0xff0000) * (a >> 24);                \
+        t = (t + ((t >> 8) & 0xff00ff) + 0x800080);     \
+        x = r | (t & 0xff00ff00);                       \
+                                                        \
+    } while (0)
+
+/*
+  x_c = (x_c * a) / 255 + y
+*/
+#define FbByteMulAddC(x, a, y) do {                                 \
+        CARD32 t;                                                   \
+        CARD32 r = (x & 0xff) * (a & 0xff);                         \
+        r |= (x & 0xff0000) * ((a >> 16) & 0xff);                   \
+        r = (r + ((r >> 8) & 0xff00ff) + 0x800080) >> 8;            \
+        r &= 0xff00ff;                                              \
+        r += y & 0xff00ff;                                          \
+        r |= 0x1000100 - ((r >> 8) & 0xff00ff);                     \
+        r &= 0xff00ff;                                              \
+                                                                    \
+        x >>= 8;                                                       \
+        t = (x & 0xff) * ((a >> 8) & 0xff);                            \
+        t |= (x & 0xff0000) * (a >> 24);                               \
+        t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8;               \
+        t &= 0xff00ff;                                                 \
+        t += (y >> 8) & 0xff00ff;                                      \
+        t |= 0x1000100 - ((t >> 8) & 0xff00ff);                        \
+        t &= 0xff00ff;                                                 \
+        x = r | (t << 8);                                              \
+    } while (0)
+
+/*
+  x_c = (x_c * a_c + y_c * b) / 255
+*/
+#define FbByteAddMulC(x, a, y, b) do {                                  \
+        CARD32 t;                                                       \
+        CARD32 r = (x >> 24) * (a >> 24) + (y >> 24) * b;               \
+        r += (r >> 8) + 0x80;                                           \
+        r >>= 8;                                                        \
+                                                                        \
+        t = (x & 0xff00) * ((a >> 8) & 0xff) + (y & 0xff00) * b;        \
+        t += (t >> 8) + 0x8000;                                         \
+        t >>= 16;                                                       \
+                                                                        \
+        t |= r << 16;                                                   \
+        t |= 0x1000100 - ((t >> 8) & 0xff00ff);                         \
+        t &= 0xff00ff;                                                  \
+        t <<= 8;                                                        \
+                                                                        \
+        r = ((x >> 16) & 0xff) * ((a >> 16) & 0xff) + ((y >> 16) & 0xff) * b; \
+        r += (r >> 8) + 0x80;                                           \
+        r >>= 8;                                                        \
+                                                                        \
+        x = (x & 0xff) * (a & 0xff) + (y & 0xff) * b;                   \
+        x += (x >> 8) + 0x80;                                           \
+        x >>= 8;                                                        \
+        x |= r << 16;                                                   \
+        x |= 0x1000100 - ((x >> 8) & 0xff00ff);                         \
+        x &= 0xff00ff;                                                  \
+        x |= t;                                                         \
+    } while (0)
+ 
+/*
+  x_c = min(x_c + y_c, 255)
+*/
+#define FbByteAdd(x, y) do {                                            \
+        CARD32 t;                                                       \
+        CARD32 r = (x & 0xff00ff) + (y & 0xff00ff);                     \
+        r |= 0x1000100 - ((r >> 8) & 0xff00ff);                         \
+        r &= 0xff00ff;                                                  \
+                                                                        \
+        t = ((x >> 8) & 0xff00ff) + ((y >> 8) & 0xff00ff);              \
+        t |= 0x1000100 - ((t >> 8) & 0xff00ff);                         \
+        r |= (t & 0xff00ff) << 8;                                       \
+        x = r;                                                          \
+    } while (0)
+
+#define div_255(x) (((x) + ((x) >> 8) + 0x80) >> 8)
+
+#if defined(__i386__) && defined(__GNUC__)
+#define FASTCALL __attribute__((regparm(3)))
+#else
+#define FASTCALL
+#endif
+
+#if defined(__GNUC__)
+#define INLINE __inline__
+#else
+#define INLINE
+#endif
+
+typedef struct _FbComposeData {
+    CARD8	op;
+    PicturePtr	src;
+    PicturePtr	mask;
+    PicturePtr	dest;
+    INT16	xSrc;
+    INT16	ySrc;
+    INT16	xMask;
+    INT16	yMask;
+    INT16	xDest;
+    INT16	yDest;
+    CARD16	width;
+    CARD16	height;
+} FbComposeData;
+
+#if 0
+typedef FASTCALL void (*CombineMaskU) (CARD32 *src, const CARD32 *mask, int width);
+typedef FASTCALL void (*CombineFuncU) (CARD32 *dest, const CARD32 *src, int width);
+typedef FASTCALL void (*CombineFuncC) (CARD32 *dest, CARD32 *src, CARD32 *mask, int width);
+
+typedef struct _FbComposeFunctions {
+    CombineFuncU *combineU;
+    CombineFuncC *combineC;
+    CombineMaskU combineMaskU;
+} FbComposeFunctions;
+
+/* fbcompose.c */
+
+void
+fbCompositeGeneral (CARD8	op,
+		    PicturePtr	pSrc,
+		    PicturePtr	pMask,
+		    PicturePtr	pDst,
+		    INT16	xSrc,
+		    INT16	ySrc,
+		    INT16	xMask,
+		    INT16	yMask,
+		    INT16	xDst,
+		    INT16	yDst,
+		    CARD16	width,
+		    CARD16	height);
+
+
+/* fbedge.c */
+void
+fbRasterizeEdges (FbBits	*buf,
+		  int		bpp,
+		  int		width,
+		  int		stride,
+		  RenderEdge	*l,
+		  RenderEdge	*r,
+		  xFixed	t,
+		  xFixed	b);
+
+/* fbpict.c */
+CARD32
+fbOver (CARD32 x, CARD32 y);
+
+CARD32
+fbOver24 (CARD32 x, CARD32 y);
+
+CARD32
+fbIn (CARD32 x, CARD8 y);
+
+void
+fbCompositeSolidMask_nx8x8888 (CARD8      op,
+			       PicturePtr pSrc,
+			       PicturePtr pMask,
+			       PicturePtr pDst,
+			       INT16      xSrc,
+			       INT16      ySrc,
+			       INT16      xMask,
+			       INT16      yMask,
+			       INT16      xDst,
+			       INT16      yDst,
+			       CARD16     width,
+			       CARD16     height);
+
+void
+fbCompositeSolidMask_nx8x0888 (CARD8      op,
+			       PicturePtr pSrc,
+			       PicturePtr pMask,
+			       PicturePtr pDst,
+			       INT16      xSrc,
+			       INT16      ySrc,
+			       INT16      xMask,
+			       INT16      yMask,
+			       INT16      xDst,
+			       INT16      yDst,
+			       CARD16     width,
+			       CARD16     height);
+
+void
+fbCompositeSolidMask_nx8888x8888C (CARD8      op,
+				   PicturePtr pSrc,
+				   PicturePtr pMask,
+				   PicturePtr pDst,
+				   INT16      xSrc,
+				   INT16      ySrc,
+				   INT16      xMask,
+				   INT16      yMask,
+				   INT16      xDst,
+				   INT16      yDst,
+				   CARD16     width,
+				   CARD16     height);
+
+void
+fbCompositeSolidMask_nx8x0565 (CARD8      op,
+			       PicturePtr pSrc,
+			       PicturePtr pMask,
+			       PicturePtr pDst,
+			       INT16      xSrc,
+			       INT16      ySrc,
+			       INT16      xMask,
+			       INT16      yMask,
+			       INT16      xDst,
+			       INT16      yDst,
+			       CARD16     width,
+			       CARD16     height);
+
+void
+fbCompositeSolidMask_nx8888x0565C (CARD8      op,
+				   PicturePtr pSrc,
+				   PicturePtr pMask,
+				   PicturePtr pDst,
+				   INT16      xSrc,
+				   INT16      ySrc,
+				   INT16      xMask,
+				   INT16      yMask,
+				   INT16      xDst,
+				   INT16      yDst,
+				   CARD16     width,
+				   CARD16     height);
+
+void
+fbCompositeSrc_8888x8888 (CARD8      op,
+			  PicturePtr pSrc,
+			  PicturePtr pMask,
+			  PicturePtr pDst,
+			  INT16      xSrc,
+			  INT16      ySrc,
+			  INT16      xMask,
+			  INT16      yMask,
+			  INT16      xDst,
+			  INT16      yDst,
+			  CARD16     width,
+			  CARD16     height);
+
+void
+fbCompositeSrc_8888x0888 (CARD8      op,
+			 PicturePtr pSrc,
+			 PicturePtr pMask,
+			 PicturePtr pDst,
+			 INT16      xSrc,
+			 INT16      ySrc,
+			 INT16      xMask,
+			 INT16      yMask,
+			 INT16      xDst,
+			 INT16      yDst,
+			 CARD16     width,
+			 CARD16     height);
+
+void
+fbCompositeSrc_8888x0565 (CARD8      op,
+			  PicturePtr pSrc,
+			  PicturePtr pMask,
+			  PicturePtr pDst,
+			  INT16      xSrc,
+			  INT16      ySrc,
+			  INT16      xMask,
+			  INT16      yMask,
+			  INT16      xDst,
+			  INT16      yDst,
+			  CARD16     width,
+			  CARD16     height);
+
+void
+fbCompositeSrc_0565x0565 (CARD8      op,
+			  PicturePtr pSrc,
+			  PicturePtr pMask,
+			  PicturePtr pDst,
+			  INT16      xSrc,
+			  INT16      ySrc,
+			  INT16      xMask,
+			  INT16      yMask,
+			  INT16      xDst,
+			  INT16      yDst,
+			  CARD16     width,
+			  CARD16     height);
+
+void
+fbCompositeSrcAdd_8000x8000 (CARD8	op,
+			     PicturePtr pSrc,
+			     PicturePtr pMask,
+			     PicturePtr pDst,
+			     INT16      xSrc,
+			     INT16      ySrc,
+			     INT16      xMask,
+			     INT16      yMask,
+			     INT16      xDst,
+			     INT16      yDst,
+			     CARD16     width,
+			     CARD16     height);
+
+void
+fbCompositeSrcAdd_8888x8888 (CARD8	op,
+			     PicturePtr pSrc,
+			     PicturePtr pMask,
+			     PicturePtr pDst,
+			     INT16      xSrc,
+			     INT16      ySrc,
+			     INT16      xMask,
+			     INT16      yMask,
+			     INT16      xDst,
+			     INT16      yDst,
+			     CARD16     width,
+			     CARD16     height);
+
+void
+fbCompositeSrcAdd_1000x1000 (CARD8	op,
+			     PicturePtr pSrc,
+			     PicturePtr pMask,
+			     PicturePtr pDst,
+			     INT16      xSrc,
+			     INT16      ySrc,
+			     INT16      xMask,
+			     INT16      yMask,
+			     INT16      xDst,
+			     INT16      yDst,
+			     CARD16     width,
+			     CARD16     height);
+
+void
+fbCompositeSolidMask_nx1xn (CARD8      op,
+			    PicturePtr pSrc,
+			    PicturePtr pMask,
+			    PicturePtr pDst,
+			    INT16      xSrc,
+			    INT16      ySrc,
+			    INT16      xMask,
+			    INT16      yMask,
+			    INT16      xDst,
+			    INT16      yDst,
+			    CARD16     width,
+			    CARD16     height);
+
+void
+fbComposite (CARD8      op,
+	     PicturePtr pSrc,
+	     PicturePtr pMask,
+	     PicturePtr pDst,
+	     INT16      xSrc,
+	     INT16      ySrc,
+	     INT16      xMask,
+	     INT16      yMask,
+	     INT16      xDst,
+	     INT16      yDst,
+	     CARD16     width,
+	     CARD16     height);
+
+/* fbtrap.c */
+
+void
+fbAddTraps (PicturePtr	pPicture,
+	    INT16	xOff,
+	    INT16	yOff,
+	    int		ntrap,
+	    xTrap	*traps);
+
+void
+fbRasterizeTrapezoid (PicturePtr    alpha,
+		      xTrapezoid    *trap,
+		      int	    x_off,
+		      int	    y_off);
+
+void
+fbAddTriangles (PicturePtr  pPicture,
+		INT16	    xOff,
+		INT16	    yOff,
+		int	    ntri,
+		xTriangle   *tris);
+#endif
+
+#endif /* _FBPICT_H_ */