fb.h@ 107044

Last change on this file since 107044 was 28062, checked in by vboxsync, 15 years ago
Additions/x11/x11include: header files for building X.Org server 1.8 drivers
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1	/*
2	*
3	* Copyright © 1998 Keith Packard
4	*
5	* Permission to use, copy, modify, distribute, and sell this software and its
6	* documentation for any purpose is hereby granted without fee, provided that
7	* the above copyright notice appear in all copies and that both that
8	* copyright notice and this permission notice appear in supporting
9	* documentation, and that the name of Keith Packard not be used in
10	* advertising or publicity pertaining to distribution of the software without
11	* specific, written prior permission. Keith Packard makes no
12	* representations about the suitability of this software for any purpose. It
13	* is provided "as is" without express or implied warranty.
14	*
15	* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
16	* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
17	* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
18	* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
19	* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
20	* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
21	* PERFORMANCE OF THIS SOFTWARE.
22	*/
23
24
25	#ifndef _FB_H_
26	#define _FB_H_
27
28	#include <X11/X.h>
29	#include <pixman.h>
30
31	#include "scrnintstr.h"
32	#include "pixmap.h"
33	#include "pixmapstr.h"
34	#include "region.h"
35	#include "gcstruct.h"
36	#include "colormap.h"
37	#include "miscstruct.h"
38	#include "servermd.h"
39	#include "windowstr.h"
40	#include "privates.h"
41	#include "mi.h"
42	#include "migc.h"
43	#include "mibstore.h"
44	#ifdef RENDER
45	#include "picturestr.h"
46	#else
47	#include "picture.h"
48	#endif
49
50	#ifdef FB_ACCESS_WRAPPER
51
52	#include "wfbrename.h"
53	#define FBPREFIX(x) wfb##x
54	#define WRITE(ptr, val) ((wfbWriteMemory)((ptr), (val), sizeof((ptr))))
55	#define READ(ptr) ((wfbReadMemory)((ptr), sizeof((ptr))))
56
57	#define MEMCPY_WRAPPED(dst, src, size) do { \
58	size_t _i; \
59	CARD8 _dst = (CARD8)(dst), _src = (CARD8)(src); \
60	for(_i = 0; _i < size; _i++) { \
61	WRITE(_dst +_i, READ(_src + _i)); \
62	} \
63	} while(0)
64
65	#define MEMSET_WRAPPED(dst, val, size) do { \
66	size_t _i; \
67	CARD8 _dst = (CARD8)(dst); \
68	for(_i = 0; _i < size; _i++) { \
69	WRITE(_dst +_i, (val)); \
70	} \
71	} while(0)
72
73	#else
74
75	#define FBPREFIX(x) fb##x
76	#define WRITE(ptr, val) (*(ptr) = (val))
77	#define READ(ptr) (*(ptr))
78	#define MEMCPY_WRAPPED(dst, src, size) memcpy((dst), (src), (size))
79	#define MEMSET_WRAPPED(dst, val, size) memset((dst), (val), (size))
80
81	#endif
82
83	/*
84	* This single define controls the basic size of data manipulated
85	* by this software; it must be log2(sizeof (FbBits) * 8)
86	*/
87
88	#ifndef FB_SHIFT
89	#define FB_SHIFT LOG2_BITMAP_PAD
90	#endif
91
92	#if FB_SHIFT < LOG2_BITMAP_PAD
93	error FB_SHIFT must be >= LOG2_BITMAP_PAD
94	#endif
95
96	#define FB_UNIT (1 << FB_SHIFT)
97	#define FB_HALFUNIT (1 << (FB_SHIFT-1))
98	#define FB_MASK (FB_UNIT - 1)
99	#define FB_ALLONES ((FbBits) -1)
100
101	#if GLYPHPADBYTES != 4
102	#error "GLYPHPADBYTES must be 4"
103	#endif
104	/* whether to bother to include 24bpp support */
105	#ifndef FBNO24BIT
106	#define FB_24BIT
107	#endif
108
109	/*
110	* Unless otherwise instructed, fb includes code to advertise 24bpp
111	* windows with 32bpp image format for application compatibility
112	*/
113
114	#ifdef FB_24BIT
115	#ifndef FBNO24_32
116	#define FB_24_32BIT
117	#endif
118	#endif
119
120	#define FB_STIP_SHIFT LOG2_BITMAP_PAD
121	#define FB_STIP_UNIT (1 << FB_STIP_SHIFT)
122	#define FB_STIP_MASK (FB_STIP_UNIT - 1)
123	#define FB_STIP_ALLONES ((FbStip) -1)
124
125	#define FB_STIP_ODDSTRIDE(s) (((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0)
126	#define FB_STIP_ODDPTR(p) ((((long) (p)) & (FB_MASK >> 3)) != 0)
127
128	#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT)))
129	#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT)))
130
131	#define FbFullMask(n) ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1))
132
133	#if FB_SHIFT == 6
134	# ifdef WIN32
135	typedef unsigned __int64 FbBits;
136	# else
137	# if defined(__alpha__) \|\| defined(__alpha) \|\| \
138	defined(ia64) \|\| defined(__ia64__) \|\| \
139	defined(__sparc64__) \|\| defined(_LP64) \|\| \
140	defined(__s390x__) \|\| \
141	defined(amd64) \|\| defined (__amd64__) \|\| \
142	defined (__powerpc64__)
143	typedef unsigned long FbBits;
144	# else
145	typedef unsigned long long FbBits;
146	# endif
147	# endif
148	#endif
149
150	#if FB_SHIFT == 5
151	typedef CARD32 FbBits;
152	#endif
153
154	#if FB_SHIFT == 4
155	typedef CARD16 FbBits;
156	#endif
157
158	#if LOG2_BITMAP_PAD == FB_SHIFT
159	typedef FbBits FbStip;
160	#else
161	# if LOG2_BITMAP_PAD == 5
162	typedef CARD32 FbStip;
163	# endif
164	#endif
165
166	typedef int FbStride;
167
168
169	#ifdef FB_DEBUG
170	extern _X_EXPORT void fbValidateDrawable(DrawablePtr d);
171	extern _X_EXPORT void fbInitializeDrawable(DrawablePtr d);
172	extern _X_EXPORT void fbSetBits (FbStip *bits, int stride, FbStip data);
173	#define FB_HEAD_BITS (FbStip) (0xbaadf00d)
174	#define FB_TAIL_BITS (FbStip) (0xbaddf0ad)
175	#else
176	#define fbValidateDrawable(d)
177	#define fdInitializeDrawable(d)
178	#endif
179
180	#include "fbrop.h"
181
182	#if BITMAP_BIT_ORDER == LSBFirst
183	#define FbScrLeft(x,n) ((x) >> (n))
184	#define FbScrRight(x,n) ((x) << (n))
185	/* #define FbLeftBits(x,n) ((x) & ((((FbBits) 1) << (n)) - 1)) */
186	#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1))
187	#define FbStipMoveLsb(x,s,n) (FbStipRight (x,(s)-(n)))
188	#define FbPatternOffsetBits 0
189	#else
190	#define FbScrLeft(x,n) ((x) << (n))
191	#define FbScrRight(x,n) ((x) >> (n))
192	/* #define FbLeftBits(x,n) ((x) >> (FB_UNIT - (n))) */
193	#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n)))
194	#define FbStipMoveLsb(x,s,n) (x)
195	#define FbPatternOffsetBits (sizeof (FbBits) - 1)
196	#endif
197
198	#include "micoord.h"
199
200	#define FbStipLeft(x,n) FbScrLeft(x,n)
201	#define FbStipRight(x,n) FbScrRight(x,n)
202
203	#define FbRotLeft(x,n) FbScrLeft(x,n) \| (n ? FbScrRight(x,FB_UNIT-n) : 0)
204	#define FbRotRight(x,n) FbScrRight(x,n) \| (n ? FbScrLeft(x,FB_UNIT-n) : 0)
205
206	#define FbRotStipLeft(x,n) FbStipLeft(x,n) \| (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0)
207	#define FbRotStipRight(x,n) FbStipRight(x,n) \| (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0)
208
209	#define FbLeftMask(x) ( ((x) & FB_MASK) ? \
210	FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0)
211	#define FbRightMask(x) ( ((FB_UNIT - (x)) & FB_MASK) ? \
212	FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0)
213
214	#define FbLeftStipMask(x) ( ((x) & FB_STIP_MASK) ? \
215	FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0)
216	#define FbRightStipMask(x) ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \
217	FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0)
218
219	#define FbBitsMask(x,w) (FbScrRight(FB_ALLONES,(x) & FB_MASK) & \
220	FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK))
221
222	#define FbStipMask(x,w) (FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \
223	FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK))
224
225
226	#define FbMaskBits(x,w,l,n,r) { \
227	n = (w); \
228	r = FbRightMask((x)+n); \
229	l = FbLeftMask(x); \
230	if (l) { \
231	n -= FB_UNIT - ((x) & FB_MASK); \
232	if (n < 0) { \
233	n = 0; \
234	l &= r; \
235	r = 0; \
236	} \
237	} \
238	n >>= FB_SHIFT; \
239	}
240
241	#ifdef FBNOPIXADDR
242	#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) FbMaskBits(x,w,l,n,r)
243	#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
244	dst = FbDoMaskRRop(dst,and,xor,l); \
245	}
246	#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
247	dst = FbDoMaskRRop(dst,and,xor,r); \
248	}
249	#else
250
251	#define FbByteMaskInvalid 0x10
252
253	#define FbPatternOffset(o,t) ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1)))
254
255	#define FbPtrOffset(p,o,t) ((t ) ((CARD8 ) (p) + (o)))
256	#define FbSelectPatternPart(xor,o,t) ((xor) >> (FbPatternOffset (o,t) << 3))
257	#define FbStorePart(dst,off,t,xor) (WRITE(FbPtrOffset(dst,off,t), \
258	FbSelectPart(xor,off,t)))
259	#ifndef FbSelectPart
260	#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t)
261	#endif
262
263	#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \
264	n = (w); \
265	lb = 0; \
266	rb = 0; \
267	r = FbRightMask((x)+n); \
268	if (r) { \
269	/* compute right byte length */ \
270	if ((copy) && (((x) + n) & 7) == 0) { \
271	rb = (((x) + n) & FB_MASK) >> 3; \
272	} else { \
273	rb = FbByteMaskInvalid; \
274	} \
275	} \
276	l = FbLeftMask(x); \
277	if (l) { \
278	/* compute left byte length */ \
279	if ((copy) && ((x) & 7) == 0) { \
280	lb = ((x) & FB_MASK) >> 3; \
281	} else { \
282	lb = FbByteMaskInvalid; \
283	} \
284	/* subtract out the portion painted by leftMask */ \
285	n -= FB_UNIT - ((x) & FB_MASK); \
286	if (n < 0) { \
287	if (lb != FbByteMaskInvalid) { \
288	if (rb == FbByteMaskInvalid) { \
289	lb = FbByteMaskInvalid; \
290	} else if (rb) { \
291	lb \|= (rb - lb) << (FB_SHIFT - 3); \
292	rb = 0; \
293	} \
294	} \
295	n = 0; \
296	l &= r; \
297	r = 0; \
298	}\
299	} \
300	n >>= FB_SHIFT; \
301	}
302
303	#if FB_SHIFT == 6
304	#define FbDoLeftMaskByteRRop6Cases(dst,xor) \
305	case (sizeof (FbBits) - 7) \| (1 << (FB_SHIFT - 3)): \
306	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
307	break; \
308	case (sizeof (FbBits) - 7) \| (2 << (FB_SHIFT - 3)): \
309	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
310	FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
311	break; \
312	case (sizeof (FbBits) - 7) \| (3 << (FB_SHIFT - 3)): \
313	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
314	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
315	break; \
316	case (sizeof (FbBits) - 7) \| (4 << (FB_SHIFT - 3)): \
317	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
318	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
319	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
320	break; \
321	case (sizeof (FbBits) - 7) \| (5 << (FB_SHIFT - 3)): \
322	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
323	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
324	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
325	break; \
326	case (sizeof (FbBits) - 7) \| (6 << (FB_SHIFT - 3)): \
327	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
328	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
329	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
330	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
331	break; \
332	case (sizeof (FbBits) - 7): \
333	FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
334	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
335	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
336	break; \
337	case (sizeof (FbBits) - 6) \| (1 << (FB_SHIFT - 3)): \
338	FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
339	break; \
340	case (sizeof (FbBits) - 6) \| (2 << (FB_SHIFT - 3)): \
341	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
342	break; \
343	case (sizeof (FbBits) - 6) \| (3 << (FB_SHIFT - 3)): \
344	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
345	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
346	break; \
347	case (sizeof (FbBits) - 6) \| (4 << (FB_SHIFT - 3)): \
348	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
349	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
350	break; \
351	case (sizeof (FbBits) - 6) \| (5 << (FB_SHIFT - 3)): \
352	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
353	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
354	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
355	break; \
356	case (sizeof (FbBits) - 6): \
357	FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
358	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
359	break; \
360	case (sizeof (FbBits) - 5) \| (1 << (FB_SHIFT - 3)): \
361	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
362	break; \
363	case (sizeof (FbBits) - 5) \| (2 << (FB_SHIFT - 3)): \
364	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
365	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
366	break; \
367	case (sizeof (FbBits) - 5) \| (3 << (FB_SHIFT - 3)): \
368	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
369	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
370	break; \
371	case (sizeof (FbBits) - 5) \| (4 << (FB_SHIFT - 3)): \
372	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
373	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
374	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
375	break; \
376	case (sizeof (FbBits) - 5): \
377	FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
378	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
379	break; \
380	case (sizeof (FbBits) - 4) \| (1 << (FB_SHIFT - 3)): \
381	FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
382	break; \
383	case (sizeof (FbBits) - 4) \| (2 << (FB_SHIFT - 3)): \
384	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
385	break; \
386	case (sizeof (FbBits) - 4) \| (3 << (FB_SHIFT - 3)): \
387	FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
388	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
389	break; \
390	case (sizeof (FbBits) - 4): \
391	FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
392	break;
393
394	#define FbDoRightMaskByteRRop6Cases(dst,xor) \
395	case 4: \
396	FbStorePart(dst,0,CARD32,xor); \
397	break; \
398	case 5: \
399	FbStorePart(dst,0,CARD32,xor); \
400	FbStorePart(dst,4,CARD8,xor); \
401	break; \
402	case 6: \
403	FbStorePart(dst,0,CARD32,xor); \
404	FbStorePart(dst,4,CARD16,xor); \
405	break; \
406	case 7: \
407	FbStorePart(dst,0,CARD32,xor); \
408	FbStorePart(dst,4,CARD16,xor); \
409	FbStorePart(dst,6,CARD8,xor); \
410	break;
411	#else
412	#define FbDoLeftMaskByteRRop6Cases(dst,xor)
413	#define FbDoRightMaskByteRRop6Cases(dst,xor)
414	#endif
415
416	#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
417	switch (lb) { \
418	FbDoLeftMaskByteRRop6Cases(dst,xor) \
419	case (sizeof (FbBits) - 3) \| (1 << (FB_SHIFT - 3)): \
420	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
421	break; \
422	case (sizeof (FbBits) - 3) \| (2 << (FB_SHIFT - 3)): \
423	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
424	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
425	break; \
426	case (sizeof (FbBits) - 2) \| (1 << (FB_SHIFT - 3)): \
427	FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
428	break; \
429	case sizeof (FbBits) - 3: \
430	FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
431	case sizeof (FbBits) - 2: \
432	FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \
433	break; \
434	case sizeof (FbBits) - 1: \
435	FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \
436	break; \
437	default: \
438	WRITE(dst, FbDoMaskRRop(READ(dst), and, xor, l)); \
439	break; \
440	} \
441	}
442
443
444	#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
445	switch (rb) { \
446	case 1: \
447	FbStorePart(dst,0,CARD8,xor); \
448	break; \
449	case 2: \
450	FbStorePart(dst,0,CARD16,xor); \
451	break; \
452	case 3: \
453	FbStorePart(dst,0,CARD16,xor); \
454	FbStorePart(dst,2,CARD8,xor); \
455	break; \
456	FbDoRightMaskByteRRop6Cases(dst,xor) \
457	default: \
458	WRITE(dst, FbDoMaskRRop (READ(dst), and, xor, r)); \
459	} \
460	}
461	#endif
462
463	#define FbMaskStip(x,w,l,n,r) { \
464	n = (w); \
465	r = FbRightStipMask((x)+n); \
466	l = FbLeftStipMask(x); \
467	if (l) { \
468	n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \
469	if (n < 0) { \
470	n = 0; \
471	l &= r; \
472	r = 0; \
473	} \
474	} \
475	n >>= FB_STIP_SHIFT; \
476	}
477
478	/*
479	* These macros are used to transparently stipple
480	* in copy mode; the expected usage is with 'n' constant
481	* so all of the conditional parts collapse into a minimal
482	* sequence of partial word writes
483	*
484	* 'n' is the bytemask of which bytes to store, 'a' is the address
485	* of the FbBits base unit, 'o' is the offset within that unit
486	*
487	* The term "lane" comes from the hardware term "byte-lane" which
488	*/
489
490	#define FbLaneCase1(n,a,o) \
491	if ((n) == 0x01) { \
492	WRITE((CARD8 *) ((a)+FbPatternOffset(o,CARD8)), fgxor); \
493	}
494
495	#define FbLaneCase2(n,a,o) \
496	if ((n) == 0x03) { \
497	WRITE((CARD16 *) ((a)+FbPatternOffset(o,CARD16)), fgxor); \
498	} else { \
499	FbLaneCase1((n)&1,a,o) \
500	FbLaneCase1((n)>>1,a,(o)+1) \
501	}
502
503	#define FbLaneCase4(n,a,o) \
504	if ((n) == 0x0f) { \
505	WRITE((CARD32 *) ((a)+FbPatternOffset(o,CARD32)), fgxor); \
506	} else { \
507	FbLaneCase2((n)&3,a,o) \
508	FbLaneCase2((n)>>2,a,(o)+2) \
509	}
510
511	#define FbLaneCase8(n,a,o) \
512	if ((n) == 0x0ff) { \
513	(FbBits ) ((a)+(o)) = fgxor; \
514	} else { \
515	FbLaneCase4((n)&15,a,o) \
516	FbLaneCase4((n)>>4,a,(o)+4) \
517	}
518
519	#if FB_SHIFT == 6
520	#define FbLaneCase(n,a) FbLaneCase8(n,(CARD8 *) (a),0)
521	#endif
522
523	#if FB_SHIFT == 5
524	#define FbLaneCase(n,a) FbLaneCase4(n,(CARD8 *) (a),0)
525	#endif
526
527	/* Rotate a filled pixel value to the specified alignement */
528	#define FbRot24(p,b) (FbScrRight(p,b) \| FbScrLeft(p,24-(b)))
529	#define FbRot24Stip(p,b) (FbStipRight(p,b) \| FbStipLeft(p,24-(b)))
530
531	/* step a filled pixel value to the next/previous FB_UNIT alignment */
532	#define FbNext24Pix(p) (FbRot24(p,(24-FB_UNIT%24)))
533	#define FbPrev24Pix(p) (FbRot24(p,FB_UNIT%24))
534	#define FbNext24Stip(p) (FbRot24(p,(24-FB_STIP_UNIT%24)))
535	#define FbPrev24Stip(p) (FbRot24(p,FB_STIP_UNIT%24))
536
537	/* step a rotation value to the next/previous rotation value */
538	#if FB_UNIT == 64
539	#define FbNext24Rot(r) ((r) == 16 ? 0 : (r) + 8)
540	#define FbPrev24Rot(r) ((r) == 0 ? 16 : (r) - 8)
541
542	#if IMAGE_BYTE_ORDER == MSBFirst
543	#define FbFirst24Rot(x) (((x) + 8) % 24)
544	#else
545	#define FbFirst24Rot(x) ((x) % 24)
546	#endif
547
548	#endif
549
550	#if FB_UNIT == 32
551	#define FbNext24Rot(r) ((r) == 0 ? 16 : (r) - 8)
552	#define FbPrev24Rot(r) ((r) == 16 ? 0 : (r) + 8)
553
554	#if IMAGE_BYTE_ORDER == MSBFirst
555	#define FbFirst24Rot(x) (((x) + 16) % 24)
556	#else
557	#define FbFirst24Rot(x) ((x) % 24)
558	#endif
559	#endif
560
561	#define FbNext24RotStip(r) ((r) == 0 ? 16 : (r) - 8)
562	#define FbPrev24RotStip(r) ((r) == 16 ? 0 : (r) + 8)
563
564	/* Whether 24-bit specific code is needed for this filled pixel value */
565	#define FbCheck24Pix(p) ((p) == FbNext24Pix(p))
566
567	/* Macros for dealing with dashing */
568
569	#define FbDashDeclare \
570	unsigned char __dash, __firstDash, *__lastDash
571
572	#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) { \
573	(even) = TRUE; \
574	__firstDash = (pGC)->dash; \
575	__lastDash = __firstDash + (pGC)->numInDashList; \
576	(dashOffset) %= (pPriv)->dashLength; \
577	\
578	__dash = __firstDash; \
579	while ((dashOffset) >= ((dashlen) = *__dash)) \
580	{ \
581	(dashOffset) -= (dashlen); \
582	(even) = 1-(even); \
583	if (++__dash == __lastDash) \
584	__dash = __firstDash; \
585	} \
586	(dashlen) -= (dashOffset); \
587	}
588
589	#define FbDashNext(dashlen) { \
590	if (++__dash == __lastDash) \
591	__dash = __firstDash; \
592	(dashlen) = *__dash; \
593	}
594
595	/* as numInDashList is always even, this case can skip a test */
596
597	#define FbDashNextEven(dashlen) { \
598	(dashlen) = *++__dash; \
599	}
600
601	#define FbDashNextOdd(dashlen) FbDashNext(dashlen)
602
603	#define FbDashStep(dashlen,even) { \
604	if (!--(dashlen)) { \
605	FbDashNext(dashlen); \
606	(even) = 1-(even); \
607	} \
608	}
609
610	extern _X_EXPORT DevPrivateKey fbGetGCPrivateKey(void);
611	extern _X_EXPORT DevPrivateKey fbGetWinPrivateKey(void);
612	extern _X_EXPORT const GCOps fbGCOps;
613	extern _X_EXPORT const GCFuncs fbGCFuncs;
614
615	#ifdef FB_24_32BIT
616	#define FB_SCREEN_PRIVATE
617	#endif
618
619	/* Framebuffer access wrapper */
620	typedef FbBits (ReadMemoryProcPtr)(const void src, int size);
621	typedef void (WriteMemoryProcPtr)(void dst, FbBits value, int size);
622	typedef void (SetupWrapProcPtr)(ReadMemoryProcPtr pRead,
623	WriteMemoryProcPtr *pWrite,
624	DrawablePtr pDraw);
625	typedef void (*FinishWrapProcPtr)(DrawablePtr pDraw);
626
627	#ifdef FB_ACCESS_WRAPPER
628
629	#define fbPrepareAccess(pDraw) \
630	fbGetScreenPrivate((pDraw)->pScreen)->setupWrap( \
631	&wfbReadMemory, \
632	&wfbWriteMemory, \
633	(pDraw))
634	#define fbFinishAccess(pDraw) \
635	fbGetScreenPrivate((pDraw)->pScreen)->finishWrap(pDraw)
636
637	#else
638
639	#define fbPrepareAccess(pPix)
640	#define fbFinishAccess(pDraw)
641
642	#endif
643
644
645	#ifdef FB_SCREEN_PRIVATE
646	extern _X_EXPORT DevPrivateKey fbGetScreenPrivateKey(void);
647
648	/* private field of a screen */
649	typedef struct {
650	unsigned char win32bpp; /* window bpp for 32-bpp images */
651	unsigned char pix32bpp; /* pixmap bpp for 32-bpp images */
652	#ifdef FB_ACCESS_WRAPPER
653	SetupWrapProcPtr setupWrap; /* driver hook to set pixmap access wrapping */
654	FinishWrapProcPtr finishWrap; /* driver hook to clean up pixmap access wrapping */
655	#endif
656	} FbScreenPrivRec, *FbScreenPrivPtr;
657
658	#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \
659	dixLookupPrivate(&(pScreen)->devPrivates, fbGetScreenPrivateKey()))
660	#endif
661
662	/* private field of GC */
663	typedef struct {
664	FbBits and, xor; /* reduced rop values */
665	FbBits bgand, bgxor; /* for stipples */
666	FbBits fg, bg, pm; /* expanded and filled */
667	unsigned int dashLength; /* total of all dash elements */
668	unsigned char oneRect; /* clip list is single rectangle */
669	unsigned char evenStipple; /* stipple is even */
670	unsigned char bpp; /* current drawable bpp */
671	} FbGCPrivRec, *FbGCPrivPtr;
672
673	#define fbGetGCPrivate(pGC) ((FbGCPrivPtr)\
674	dixLookupPrivate(&(pGC)->devPrivates, fbGetGCPrivateKey()))
675
676	#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip)
677	#define fbGetExpose(pGC) ((pGC)->fExpose)
678	#define fbGetFreeCompClip(pGC) ((pGC)->freeCompClip)
679	#define fbGetRotatedPixmap(pGC) ((pGC)->pRotatedPixmap)
680
681	#define fbGetScreenPixmap(s) ((PixmapPtr) (s)->devPrivate)
682	#define fbGetWindowPixmap(pWin) ((PixmapPtr)\
683	dixLookupPrivate(&((WindowPtr)(pWin))->devPrivates, fbGetWinPrivateKey()))
684
685	#ifdef ROOTLESS
686	#define __fbPixDrawableX(pPix) ((pPix)->drawable.x)
687	#define __fbPixDrawableY(pPix) ((pPix)->drawable.y)
688	#else
689	#define __fbPixDrawableX(pPix) 0
690	#define __fbPixDrawableY(pPix) 0
691	#endif
692
693	#ifdef COMPOSITE
694	#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix) - (pPix)->screen_x)
695	#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix) - (pPix)->screen_y)
696	#else
697	#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix))
698	#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix))
699	#endif
700	#define __fbPixOffXPix(pPix) (__fbPixDrawableX(pPix))
701	#define __fbPixOffYPix(pPix) (__fbPixDrawableY(pPix))
702
703	#define fbGetDrawablePixmap(pDrawable, pixmap, xoff, yoff) { \
704	if ((pDrawable)->type != DRAWABLE_PIXMAP) { \
705	(pixmap) = fbGetWindowPixmap(pDrawable); \
706	(xoff) = __fbPixOffXWin(pixmap); \
707	(yoff) = __fbPixOffYWin(pixmap); \
708	} else { \
709	(pixmap) = (PixmapPtr) (pDrawable); \
710	(xoff) = __fbPixOffXPix(pixmap); \
711	(yoff) = __fbPixOffYPix(pixmap); \
712	} \
713	fbPrepareAccess(pDrawable); \
714	}
715
716	#define fbGetPixmapBitsData(pixmap, pointer, stride, bpp) { \
717	(pointer) = (FbBits *) (pixmap)->devPrivate.ptr; \
718	(stride) = ((int) (pixmap)->devKind) / sizeof (FbBits); (void)(stride); \
719	(bpp) = (pixmap)->drawable.bitsPerPixel; (void)(bpp); \
720	}
721
722	#define fbGetPixmapStipData(pixmap, pointer, stride, bpp) { \
723	(pointer) = (FbStip *) (pixmap)->devPrivate.ptr; \
724	(stride) = ((int) (pixmap)->devKind) / sizeof (FbStip); (void)(stride); \
725	(bpp) = (pixmap)->drawable.bitsPerPixel; (void)(bpp); \
726	}
727
728	#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
729	PixmapPtr _pPix; \
730	fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); \
731	fbGetPixmapBitsData(_pPix, pointer, stride, bpp); \
732	}
733
734	#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
735	PixmapPtr _pPix; \
736	fbGetDrawablePixmap(pDrawable, _pPix, xoff, yoff); \
737	fbGetPixmapStipData(_pPix, pointer, stride, bpp); \
738	}
739
740	/*
741	* XFree86 empties the root BorderClip when the VT is inactive,
742	* here's a macro which uses that to disable GetImage and GetSpans
743	*/
744
745	#define fbWindowEnabled(pWin) \
746	REGION_NOTEMPTY((pWin)->drawable.pScreen, \
747	&WindowTable[(pWin)->drawable.pScreen->myNum]->borderClip)
748
749	#define fbDrawableEnabled(pDrawable) \
750	((pDrawable)->type == DRAWABLE_PIXMAP ? \
751	TRUE : fbWindowEnabled((WindowPtr) pDrawable))
752
753	#define FbPowerOfTwo(w) (((w) & ((w) - 1)) == 0)
754	/*
755	* Accelerated tiles are power of 2 width <= FB_UNIT
756	*/
757	#define FbEvenTile(w) ((w) <= FB_UNIT && FbPowerOfTwo(w))
758	/*
759	* Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp
760	* with dstBpp a power of 2 as well
761	*/
762	#define FbEvenStip(w,bpp) ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp))
763
764	/*
765	* fb24_32.c
766	*/
767	extern _X_EXPORT void
768	fb24_32GetSpans(DrawablePtr pDrawable,
769	int wMax,
770	DDXPointPtr ppt,
771	int *pwidth,
772	int nspans,
773	char *pchardstStart);
774
775	extern _X_EXPORT void
776	fb24_32SetSpans (DrawablePtr pDrawable,
777	GCPtr pGC,
778	char *src,
779	DDXPointPtr ppt,
780	int *pwidth,
781	int nspans,
782	int fSorted);
783
784	extern _X_EXPORT void
785	fb24_32PutZImage (DrawablePtr pDrawable,
786	RegionPtr pClip,
787	int alu,
788	FbBits pm,
789	int x,
790	int y,
791	int width,
792	int height,
793	CARD8 *src,
794	FbStride srcStride);
795
796	extern _X_EXPORT void
797	fb24_32GetImage (DrawablePtr pDrawable,
798	int x,
799	int y,
800	int w,
801	int h,
802	unsigned int format,
803	unsigned long planeMask,
804	char *d);
805
806	extern _X_EXPORT void
807	fb24_32CopyMtoN (DrawablePtr pSrcDrawable,
808	DrawablePtr pDstDrawable,
809	GCPtr pGC,
810	BoxPtr pbox,
811	int nbox,
812	int dx,
813	int dy,
814	Bool reverse,
815	Bool upsidedown,
816	Pixel bitplane,
817	void *closure);
818
819	extern _X_EXPORT PixmapPtr
820	fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel);
821
822	extern _X_EXPORT Bool
823	fb24_32CreateScreenResources(ScreenPtr pScreen);
824
825	extern _X_EXPORT Bool
826	fb24_32ModifyPixmapHeader (PixmapPtr pPixmap,
827	int width,
828	int height,
829	int depth,
830	int bitsPerPixel,
831	int devKind,
832	pointer pPixData);
833
834	/*
835	* fballpriv.c
836	*/
837	extern _X_EXPORT DevPrivateKey fbGetWinPrivateKey(void);
838
839	extern _X_EXPORT Bool
840	fbAllocatePrivates(ScreenPtr pScreen, DevPrivateKey *pGCIndex);
841
842	/*
843	* fbarc.c
844	*/
845
846	extern _X_EXPORT void
847	fbPolyArc (DrawablePtr pDrawable,
848	GCPtr pGC,
849	int narcs,
850	xArc *parcs);
851
852	/*
853	* fbbits.c
854	*/
855
856	extern _X_EXPORT void
857	fbBresSolid8(DrawablePtr pDrawable,
858	GCPtr pGC,
859	int dashOffset,
860	int signdx,
861	int signdy,
862	int axis,
863	int x,
864	int y,
865	int e,
866	int e1,
867	int e3,
868	int len);
869
870	extern _X_EXPORT void
871	fbBresDash8 (DrawablePtr pDrawable,
872	GCPtr pGC,
873	int dashOffset,
874	int signdx,
875	int signdy,
876	int axis,
877	int x,
878	int y,
879	int e,
880	int e1,
881	int e3,
882	int len);
883
884	extern _X_EXPORT void
885	fbDots8 (FbBits *dst,
886	FbStride dstStride,
887	int dstBpp,
888	BoxPtr pBox,
889	xPoint *pts,
890	int npt,
891	int xorg,
892	int yorg,
893	int xoff,
894	int yoff,
895	FbBits and,
896	FbBits xor);
897
898	extern _X_EXPORT void
899	fbArc8 (FbBits *dst,
900	FbStride dstStride,
901	int dstBpp,
902	xArc *arc,
903	int dx,
904	int dy,
905	FbBits and,
906	FbBits xor);
907
908	extern _X_EXPORT void
909	fbGlyph8 (FbBits *dstLine,
910	FbStride dstStride,
911	int dstBpp,
912	FbStip *stipple,
913	FbBits fg,
914	int height,
915	int shift);
916
917	extern _X_EXPORT void
918	fbPolyline8 (DrawablePtr pDrawable,
919	GCPtr pGC,
920	int mode,
921	int npt,
922	DDXPointPtr ptsOrig);
923
924	extern _X_EXPORT void
925	fbPolySegment8 (DrawablePtr pDrawable,
926	GCPtr pGC,
927	int nseg,
928	xSegment *pseg);
929
930	extern _X_EXPORT void
931	fbBresSolid16(DrawablePtr pDrawable,
932	GCPtr pGC,
933	int dashOffset,
934	int signdx,
935	int signdy,
936	int axis,
937	int x,
938	int y,
939	int e,
940	int e1,
941	int e3,
942	int len);
943
944	extern _X_EXPORT void
945	fbBresDash16(DrawablePtr pDrawable,
946	GCPtr pGC,
947	int dashOffset,
948	int signdx,
949	int signdy,
950	int axis,
951	int x,
952	int y,
953	int e,
954	int e1,
955	int e3,
956	int len);
957
958	extern _X_EXPORT void
959	fbDots16(FbBits *dst,
960	FbStride dstStride,
961	int dstBpp,
962	BoxPtr pBox,
963	xPoint *pts,
964	int npt,
965	int xorg,
966	int yorg,
967	int xoff,
968	int yoff,
969	FbBits and,
970	FbBits xor);
971
972	extern _X_EXPORT void
973	fbArc16(FbBits *dst,
974	FbStride dstStride,
975	int dstBpp,
976	xArc *arc,
977	int dx,
978	int dy,
979	FbBits and,
980	FbBits xor);
981
982	extern _X_EXPORT void
983	fbGlyph16(FbBits *dstLine,
984	FbStride dstStride,
985	int dstBpp,
986	FbStip *stipple,
987	FbBits fg,
988	int height,
989	int shift);
990
991	extern _X_EXPORT void
992	fbPolyline16 (DrawablePtr pDrawable,
993	GCPtr pGC,
994	int mode,
995	int npt,
996	DDXPointPtr ptsOrig);
997
998	extern _X_EXPORT void
999	fbPolySegment16 (DrawablePtr pDrawable,
1000	GCPtr pGC,
1001	int nseg,
1002	xSegment *pseg);
1003
1004
1005	extern _X_EXPORT void
1006	fbBresSolid24(DrawablePtr pDrawable,
1007	GCPtr pGC,
1008	int dashOffset,
1009	int signdx,
1010	int signdy,
1011	int axis,
1012	int x,
1013	int y,
1014	int e,
1015	int e1,
1016	int e3,
1017	int len);
1018
1019	extern _X_EXPORT void
1020	fbBresDash24(DrawablePtr pDrawable,
1021	GCPtr pGC,
1022	int dashOffset,
1023	int signdx,
1024	int signdy,
1025	int axis,
1026	int x,
1027	int y,
1028	int e,
1029	int e1,
1030	int e3,
1031	int len);
1032
1033	extern _X_EXPORT void
1034	fbDots24(FbBits *dst,
1035	FbStride dstStride,
1036	int dstBpp,
1037	BoxPtr pBox,
1038	xPoint *pts,
1039	int npt,
1040	int xorg,
1041	int yorg,
1042	int xoff,
1043	int yoff,
1044	FbBits and,
1045	FbBits xor);
1046
1047	extern _X_EXPORT void
1048	fbArc24(FbBits *dst,
1049	FbStride dstStride,
1050	int dstBpp,
1051	xArc *arc,
1052	int dx,
1053	int dy,
1054	FbBits and,
1055	FbBits xor);
1056
1057	extern _X_EXPORT void
1058	fbGlyph24(FbBits *dstLine,
1059	FbStride dstStride,
1060	int dstBpp,
1061	FbStip *stipple,
1062	FbBits fg,
1063	int height,
1064	int shift);
1065
1066	extern _X_EXPORT void
1067	fbPolyline24 (DrawablePtr pDrawable,
1068	GCPtr pGC,
1069	int mode,
1070	int npt,
1071	DDXPointPtr ptsOrig);
1072
1073	extern _X_EXPORT void
1074	fbPolySegment24 (DrawablePtr pDrawable,
1075	GCPtr pGC,
1076	int nseg,
1077	xSegment *pseg);
1078
1079
1080	extern _X_EXPORT void
1081	fbBresSolid32(DrawablePtr pDrawable,
1082	GCPtr pGC,
1083	int dashOffset,
1084	int signdx,
1085	int signdy,
1086	int axis,
1087	int x,
1088	int y,
1089	int e,
1090	int e1,
1091	int e3,
1092	int len);
1093
1094	extern _X_EXPORT void
1095	fbBresDash32(DrawablePtr pDrawable,
1096	GCPtr pGC,
1097	int dashOffset,
1098	int signdx,
1099	int signdy,
1100	int axis,
1101	int x,
1102	int y,
1103	int e,
1104	int e1,
1105	int e3,
1106	int len);
1107
1108	extern _X_EXPORT void
1109	fbDots32(FbBits *dst,
1110	FbStride dstStride,
1111	int dstBpp,
1112	BoxPtr pBox,
1113	xPoint *pts,
1114	int npt,
1115	int xorg,
1116	int yorg,
1117	int xoff,
1118	int yoff,
1119	FbBits and,
1120	FbBits xor);
1121
1122	extern _X_EXPORT void
1123	fbArc32(FbBits *dst,
1124	FbStride dstStride,
1125	int dstBpp,
1126	xArc *arc,
1127	int dx,
1128	int dy,
1129	FbBits and,
1130	FbBits xor);
1131
1132	extern _X_EXPORT void
1133	fbGlyph32(FbBits *dstLine,
1134	FbStride dstStride,
1135	int dstBpp,
1136	FbStip *stipple,
1137	FbBits fg,
1138	int height,
1139	int shift);
1140	extern _X_EXPORT void
1141	fbPolyline32 (DrawablePtr pDrawable,
1142	GCPtr pGC,
1143	int mode,
1144	int npt,
1145	DDXPointPtr ptsOrig);
1146
1147	extern _X_EXPORT void
1148	fbPolySegment32 (DrawablePtr pDrawable,
1149	GCPtr pGC,
1150	int nseg,
1151	xSegment *pseg);
1152
1153	/*
1154	* fbblt.c
1155	*/
1156	extern _X_EXPORT void
1157	fbBlt (FbBits *src,
1158	FbStride srcStride,
1159	int srcX,
1160
1161	FbBits *dst,
1162	FbStride dstStride,
1163	int dstX,
1164
1165	int width,
1166	int height,
1167
1168	int alu,
1169	FbBits pm,
1170	int bpp,
1171
1172	Bool reverse,
1173	Bool upsidedown);
1174
1175	extern _X_EXPORT void
1176	fbBlt24 (FbBits *srcLine,
1177	FbStride srcStride,
1178	int srcX,
1179
1180	FbBits *dstLine,
1181	FbStride dstStride,
1182	int dstX,
1183
1184	int width,
1185	int height,
1186
1187	int alu,
1188	FbBits pm,
1189
1190	Bool reverse,
1191	Bool upsidedown);
1192
1193	extern _X_EXPORT void
1194	fbBltStip (FbStip *src,
1195	FbStride srcStride, /* in FbStip units, not FbBits units */
1196	int srcX,
1197
1198	FbStip *dst,
1199	FbStride dstStride, /* in FbStip units, not FbBits units */
1200	int dstX,
1201
1202	int width,
1203	int height,
1204
1205	int alu,
1206	FbBits pm,
1207	int bpp);
1208
1209	/*
1210	* fbbltone.c
1211	*/
1212	extern _X_EXPORT void
1213	fbBltOne (FbStip *src,
1214	FbStride srcStride,
1215	int srcX,
1216	FbBits *dst,
1217	FbStride dstStride,
1218	int dstX,
1219	int dstBpp,
1220
1221	int width,
1222	int height,
1223
1224	FbBits fgand,
1225	FbBits fbxor,
1226	FbBits bgand,
1227	FbBits bgxor);
1228
1229	#ifdef FB_24BIT
1230	extern _X_EXPORT void
1231	fbBltOne24 (FbStip *src,
1232	FbStride srcStride, /* FbStip units per scanline */
1233	int srcX, /* bit position of source */
1234	FbBits *dst,
1235	FbStride dstStride, /* FbBits units per scanline */
1236	int dstX, /* bit position of dest */
1237	int dstBpp, /* bits per destination unit */
1238
1239	int width, /* width in bits of destination */
1240	int height, /* height in scanlines */
1241
1242	FbBits fgand, /* rrop values */
1243	FbBits fgxor,
1244	FbBits bgand,
1245	FbBits bgxor);
1246	#endif
1247
1248	extern _X_EXPORT void
1249	fbBltPlane (FbBits *src,
1250	FbStride srcStride,
1251	int srcX,
1252	int srcBpp,
1253
1254	FbStip *dst,
1255	FbStride dstStride,
1256	int dstX,
1257
1258	int width,
1259	int height,
1260
1261	FbStip fgand,
1262	FbStip fgxor,
1263	FbStip bgand,
1264	FbStip bgxor,
1265	Pixel planeMask);
1266
1267	/*
1268	* fbcmap.c
1269	*/
1270	extern _X_EXPORT int
1271	fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);
1272
1273	extern _X_EXPORT void
1274	fbInstallColormap(ColormapPtr pmap);
1275
1276	extern _X_EXPORT void
1277	fbUninstallColormap(ColormapPtr pmap);
1278
1279	extern _X_EXPORT void
1280	fbResolveColor(unsigned short *pred,
1281	unsigned short *pgreen,
1282	unsigned short *pblue,
1283	VisualPtr pVisual);
1284
1285	extern _X_EXPORT Bool
1286	fbInitializeColormap(ColormapPtr pmap);
1287
1288	extern _X_EXPORT int
1289	fbExpandDirectColors (ColormapPtr pmap,
1290	int ndef,
1291	xColorItem *indefs,
1292	xColorItem *outdefs);
1293
1294	extern _X_EXPORT Bool
1295	fbCreateDefColormap(ScreenPtr pScreen);
1296
1297	extern _X_EXPORT void
1298	fbClearVisualTypes(void);
1299
1300	extern _X_EXPORT Bool
1301	fbHasVisualTypes (int depth);
1302
1303	extern _X_EXPORT Bool
1304	fbSetVisualTypes (int depth, int visuals, int bitsPerRGB);
1305
1306	extern _X_EXPORT Bool
1307	fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
1308	Pixel redMask, Pixel greenMask, Pixel blueMask);
1309
1310	extern _X_EXPORT Bool
1311	fbInitVisuals (VisualPtr *visualp,
1312	DepthPtr *depthp,
1313	int *nvisualp,
1314	int *ndepthp,
1315	int *rootDepthp,
1316	VisualID *defaultVisp,
1317	unsigned long sizes,
1318	int bitsPerRGB);
1319
1320	/*
1321	* fbcopy.c
1322	*/
1323
1324	/* Compatibility definition, to be removed at next ABI change. */
1325	typedef void (*fbCopyProc) (DrawablePtr pSrcDrawable,
1326	DrawablePtr pDstDrawable,
1327	GCPtr pGC,
1328	BoxPtr pDstBox,
1329	int nbox,
1330	int dx,
1331	int dy,
1332	Bool reverse,
1333	Bool upsidedown,
1334	Pixel bitplane,
1335	void *closure);
1336
1337	extern _X_EXPORT void
1338	fbCopyNtoN (DrawablePtr pSrcDrawable,
1339	DrawablePtr pDstDrawable,
1340	GCPtr pGC,
1341	BoxPtr pbox,
1342	int nbox,
1343	int dx,
1344	int dy,
1345	Bool reverse,
1346	Bool upsidedown,
1347	Pixel bitplane,
1348	void *closure);
1349
1350	/* Compatibility wrapper, to be removed at next ABI change. */
1351	extern _X_EXPORT void
1352	fbCopyRegion (DrawablePtr pSrcDrawable,
1353	DrawablePtr pDstDrawable,
1354	GCPtr pGC,
1355	RegionPtr pDstRegion,
1356	int dx,
1357	int dy,
1358	fbCopyProc copyProc,
1359	Pixel bitPlane,
1360	void *closure);
1361
1362	/* Compatibility wrapper, to be removed at next ABI change. */
1363	extern _X_EXPORT RegionPtr
1364	fbDoCopy (DrawablePtr pSrcDrawable,
1365	DrawablePtr pDstDrawable,
1366	GCPtr pGC,
1367	int xIn,
1368	int yIn,
1369	int widthSrc,
1370	int heightSrc,
1371	int xOut,
1372	int yOut,
1373	fbCopyProc copyProc,
1374	Pixel bitplane,
1375	void *closure);
1376
1377	extern _X_EXPORT void
1378	fbCopy1toN (DrawablePtr pSrcDrawable,
1379	DrawablePtr pDstDrawable,
1380	GCPtr pGC,
1381	BoxPtr pbox,
1382	int nbox,
1383	int dx,
1384	int dy,
1385	Bool reverse,
1386	Bool upsidedown,
1387	Pixel bitplane,
1388	void *closure);
1389
1390	extern _X_EXPORT void
1391	fbCopyNto1 (DrawablePtr pSrcDrawable,
1392	DrawablePtr pDstDrawable,
1393	GCPtr pGC,
1394	BoxPtr pbox,
1395	int nbox,
1396	int dx,
1397	int dy,
1398	Bool reverse,
1399	Bool upsidedown,
1400	Pixel bitplane,
1401	void *closure);
1402
1403	extern _X_EXPORT RegionPtr
1404	fbCopyArea (DrawablePtr pSrcDrawable,
1405	DrawablePtr pDstDrawable,
1406	GCPtr pGC,
1407	int xIn,
1408	int yIn,
1409	int widthSrc,
1410	int heightSrc,
1411	int xOut,
1412	int yOut);
1413
1414	extern _X_EXPORT RegionPtr
1415	fbCopyPlane (DrawablePtr pSrcDrawable,
1416	DrawablePtr pDstDrawable,
1417	GCPtr pGC,
1418	int xIn,
1419	int yIn,
1420	int widthSrc,
1421	int heightSrc,
1422	int xOut,
1423	int yOut,
1424	unsigned long bitplane);
1425
1426	/*
1427	* fbfill.c
1428	*/
1429	extern _X_EXPORT void
1430	fbFill (DrawablePtr pDrawable,
1431	GCPtr pGC,
1432	int x,
1433	int y,
1434	int width,
1435	int height);
1436
1437	extern _X_EXPORT void
1438	fbSolidBoxClipped (DrawablePtr pDrawable,
1439	RegionPtr pClip,
1440	int xa,
1441	int ya,
1442	int xb,
1443	int yb,
1444	FbBits and,
1445	FbBits xor);
1446
1447	/*
1448	* fbfillrect.c
1449	*/
1450	extern _X_EXPORT void
1451	fbPolyFillRect(DrawablePtr pDrawable,
1452	GCPtr pGC,
1453	int nrectInit,
1454	xRectangle *prectInit);
1455
1456	#define fbPolyFillArc miPolyFillArc
1457
1458	#define fbFillPolygon miFillPolygon
1459
1460	/*
1461	* fbfillsp.c
1462	*/
1463	extern _X_EXPORT void
1464	fbFillSpans (DrawablePtr pDrawable,
1465	GCPtr pGC,
1466	int nInit,
1467	DDXPointPtr pptInit,
1468	int *pwidthInit,
1469	int fSorted);
1470
1471
1472	/*
1473	* fbgc.c
1474	*/
1475
1476	extern _X_EXPORT Bool
1477	fbCreateGC(GCPtr pGC);
1478
1479	extern _X_EXPORT void
1480	fbPadPixmap (PixmapPtr pPixmap);
1481
1482	extern _X_EXPORT void
1483	fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable);
1484
1485	/*
1486	* fbgetsp.c
1487	*/
1488	extern _X_EXPORT void
1489	fbGetSpans(DrawablePtr pDrawable,
1490	int wMax,
1491	DDXPointPtr ppt,
1492	int *pwidth,
1493	int nspans,
1494	char *pchardstStart);
1495
1496	/*
1497	* fbglyph.c
1498	*/
1499
1500	extern _X_EXPORT Bool
1501	fbGlyphIn (RegionPtr pRegion,
1502	int x,
1503	int y,
1504	int width,
1505	int height);
1506
1507	extern _X_EXPORT void
1508	fbPolyGlyphBlt (DrawablePtr pDrawable,
1509	GCPtr pGC,
1510	int x,
1511	int y,
1512	unsigned int nglyph,
1513	CharInfoPtr *ppci,
1514	pointer pglyphBase);
1515
1516	extern _X_EXPORT void
1517	fbImageGlyphBlt (DrawablePtr pDrawable,
1518	GCPtr pGC,
1519	int x,
1520	int y,
1521	unsigned int nglyph,
1522	CharInfoPtr *ppci,
1523	pointer pglyphBase);
1524
1525	/*
1526	* fbimage.c
1527	*/
1528
1529	extern _X_EXPORT void
1530	fbPutImage (DrawablePtr pDrawable,
1531	GCPtr pGC,
1532	int depth,
1533	int x,
1534	int y,
1535	int w,
1536	int h,
1537	int leftPad,
1538	int format,
1539	char *pImage);
1540
1541	extern _X_EXPORT void
1542	fbPutZImage (DrawablePtr pDrawable,
1543	RegionPtr pClip,
1544	int alu,
1545	FbBits pm,
1546	int x,
1547	int y,
1548	int width,
1549	int height,
1550	FbStip *src,
1551	FbStride srcStride);
1552
1553	extern _X_EXPORT void
1554	fbPutXYImage (DrawablePtr pDrawable,
1555	RegionPtr pClip,
1556	FbBits fg,
1557	FbBits bg,
1558	FbBits pm,
1559	int alu,
1560	Bool opaque,
1561
1562	int x,
1563	int y,
1564	int width,
1565	int height,
1566
1567	FbStip *src,
1568	FbStride srcStride,
1569	int srcX);
1570
1571	extern _X_EXPORT void
1572	fbGetImage (DrawablePtr pDrawable,
1573	int x,
1574	int y,
1575	int w,
1576	int h,
1577	unsigned int format,
1578	unsigned long planeMask,
1579	char *d);
1580	/*
1581	* fbline.c
1582	*/
1583
1584	extern _X_EXPORT void
1585	fbZeroLine (DrawablePtr pDrawable,
1586	GCPtr pGC,
1587	int mode,
1588	int npt,
1589	DDXPointPtr ppt);
1590
1591	extern _X_EXPORT void
1592	fbZeroSegment (DrawablePtr pDrawable,
1593	GCPtr pGC,
1594	int nseg,
1595	xSegment *pSegs);
1596
1597	extern _X_EXPORT void
1598	fbPolyLine (DrawablePtr pDrawable,
1599	GCPtr pGC,
1600	int mode,
1601	int npt,
1602	DDXPointPtr ppt);
1603
1604	extern _X_EXPORT void
1605	fbFixCoordModePrevious (int npt,
1606	DDXPointPtr ppt);
1607
1608	extern _X_EXPORT void
1609	fbPolySegment (DrawablePtr pDrawable,
1610	GCPtr pGC,
1611	int nseg,
1612	xSegment *pseg);
1613
1614	#define fbPolyRectangle miPolyRectangle
1615
1616	/*
1617	* fbpict.c
1618	*/
1619
1620	extern _X_EXPORT Bool
1621	fbPictureInit (ScreenPtr pScreen,
1622	PictFormatPtr formats,
1623	int nformats);
1624
1625	/*
1626	* fbpixmap.c
1627	*/
1628
1629	extern _X_EXPORT PixmapPtr
1630	fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp,
1631	unsigned usage_hint);
1632
1633	extern _X_EXPORT PixmapPtr
1634	fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth,
1635	unsigned usage_hint);
1636
1637	extern _X_EXPORT Bool
1638	fbDestroyPixmap (PixmapPtr pPixmap);
1639
1640	extern _X_EXPORT RegionPtr
1641	fbPixmapToRegion(PixmapPtr pPix);
1642
1643	/*
1644	* fbpoint.c
1645	*/
1646
1647	extern _X_EXPORT void
1648	fbDots (FbBits *dstOrig,
1649	FbStride dstStride,
1650	int dstBpp,
1651	BoxPtr pBox,
1652	xPoint *pts,
1653	int npt,
1654	int xorg,
1655	int yorg,
1656	int xoff,
1657	int yoff,
1658	FbBits andOrig,
1659	FbBits xorOrig);
1660
1661	extern _X_EXPORT void
1662	fbPolyPoint (DrawablePtr pDrawable,
1663	GCPtr pGC,
1664	int mode,
1665	int npt,
1666	xPoint *pptInit);
1667
1668	/*
1669	* fbpush.c
1670	*/
1671	extern _X_EXPORT void
1672	fbPushPattern (DrawablePtr pDrawable,
1673	GCPtr pGC,
1674
1675	FbStip *src,
1676	FbStride srcStride,
1677	int srcX,
1678
1679	int x,
1680	int y,
1681
1682	int width,
1683	int height);
1684
1685	extern _X_EXPORT void
1686	fbPushFill (DrawablePtr pDrawable,
1687	GCPtr pGC,
1688
1689	FbStip *src,
1690	FbStride srcStride,
1691	int srcX,
1692
1693	int x,
1694	int y,
1695	int width,
1696	int height);
1697
1698	extern _X_EXPORT void
1699	fbPushImage (DrawablePtr pDrawable,
1700	GCPtr pGC,
1701
1702	FbStip *src,
1703	FbStride srcStride,
1704	int srcX,
1705
1706	int x,
1707	int y,
1708	int width,
1709	int height);
1710
1711	extern _X_EXPORT void
1712	fbPushPixels (GCPtr pGC,
1713	PixmapPtr pBitmap,
1714	DrawablePtr pDrawable,
1715	int dx,
1716	int dy,
1717	int xOrg,
1718	int yOrg);
1719
1720
1721	/*
1722	* fbscreen.c
1723	*/
1724
1725	extern _X_EXPORT Bool
1726	fbCloseScreen (int indx, ScreenPtr pScreen);
1727
1728	extern _X_EXPORT Bool
1729	fbRealizeFont(ScreenPtr pScreen, FontPtr pFont);
1730
1731	extern _X_EXPORT Bool
1732	fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont);
1733
1734	extern _X_EXPORT void
1735	fbQueryBestSize (int class,
1736	unsigned short width, unsigned short height,
1737	ScreenPtr pScreen);
1738
1739	extern _X_EXPORT PixmapPtr
1740	_fbGetWindowPixmap (WindowPtr pWindow);
1741
1742	extern _X_EXPORT void
1743	_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap);
1744
1745	extern _X_EXPORT Bool
1746	fbSetupScreen(ScreenPtr pScreen,
1747	pointer pbits, /* pointer to screen bitmap */
1748	int xsize, /* in pixels */
1749	int ysize,
1750	int dpix, /* dots per inch */
1751	int dpiy,
1752	int width, /* pixel width of frame buffer */
1753	int bpp); /* bits per pixel of frame buffer */
1754
1755	extern _X_EXPORT Bool
1756	wfbFinishScreenInit(ScreenPtr pScreen,
1757	pointer pbits,
1758	int xsize,
1759	int ysize,
1760	int dpix,
1761	int dpiy,
1762	int width,
1763	int bpp,
1764	SetupWrapProcPtr setupWrap,
1765	FinishWrapProcPtr finishWrap);
1766
1767	extern _X_EXPORT Bool
1768	wfbScreenInit(ScreenPtr pScreen,
1769	pointer pbits,
1770	int xsize,
1771	int ysize,
1772	int dpix,
1773	int dpiy,
1774	int width,
1775	int bpp,
1776	SetupWrapProcPtr setupWrap,
1777	FinishWrapProcPtr finishWrap);
1778
1779	extern _X_EXPORT Bool
1780	fbFinishScreenInit(ScreenPtr pScreen,
1781	pointer pbits,
1782	int xsize,
1783	int ysize,
1784	int dpix,
1785	int dpiy,
1786	int width,
1787	int bpp);
1788
1789	extern _X_EXPORT Bool
1790	fbScreenInit(ScreenPtr pScreen,
1791	pointer pbits,
1792	int xsize,
1793	int ysize,
1794	int dpix,
1795	int dpiy,
1796	int width,
1797	int bpp);
1798
1799	/*
1800	* fbseg.c
1801	*/
1802	typedef void FbBres (DrawablePtr pDrawable,
1803	GCPtr pGC,
1804	int dashOffset,
1805	int signdx,
1806	int signdy,
1807	int axis,
1808	int x,
1809	int y,
1810	int e,
1811	int e1,
1812	int e3,
1813	int len);
1814
1815	extern _X_EXPORT FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash;
1816	/*
1817	* fbsetsp.c
1818	*/
1819
1820	extern _X_EXPORT void
1821	fbSetSpans (DrawablePtr pDrawable,
1822	GCPtr pGC,
1823	char *src,
1824	DDXPointPtr ppt,
1825	int *pwidth,
1826	int nspans,
1827	int fSorted);
1828
1829	extern _X_EXPORT FbBres *
1830	fbSelectBres (DrawablePtr pDrawable,
1831	GCPtr pGC);
1832
1833	extern _X_EXPORT void
1834	fbBres (DrawablePtr pDrawable,
1835	GCPtr pGC,
1836	int dashOffset,
1837	int signdx,
1838	int signdy,
1839	int axis,
1840	int x,
1841	int y,
1842	int e,
1843	int e1,
1844	int e3,
1845	int len);
1846
1847	extern _X_EXPORT void
1848	fbSegment (DrawablePtr pDrawable,
1849	GCPtr pGC,
1850	int xa,
1851	int ya,
1852	int xb,
1853	int yb,
1854	Bool drawLast,
1855	int *dashOffset);
1856
1857
1858	/*
1859	* fbsolid.c
1860	*/
1861
1862	extern _X_EXPORT void
1863	fbSolid (FbBits *dst,
1864	FbStride dstStride,
1865	int dstX,
1866	int bpp,
1867
1868	int width,
1869	int height,
1870
1871	FbBits and,
1872	FbBits xor);
1873
1874	#ifdef FB_24BIT
1875	extern _X_EXPORT void
1876	fbSolid24 (FbBits *dst,
1877	FbStride dstStride,
1878	int dstX,
1879
1880	int width,
1881	int height,
1882
1883	FbBits and,
1884	FbBits xor);
1885	#endif
1886
1887	/*
1888	* fbstipple.c
1889	*/
1890
1891	extern _X_EXPORT void
1892	fbTransparentSpan (FbBits *dst,
1893	FbBits stip,
1894	FbBits fgxor,
1895	int n);
1896
1897	extern _X_EXPORT void
1898	fbEvenStipple (FbBits *dst,
1899	FbStride dstStride,
1900	int dstX,
1901	int dstBpp,
1902
1903	int width,
1904	int height,
1905
1906	FbStip *stip,
1907	FbStride stipStride,
1908	int stipHeight,
1909
1910	FbBits fgand,
1911	FbBits fgxor,
1912	FbBits bgand,
1913	FbBits bgxor,
1914
1915	int xRot,
1916	int yRot);
1917
1918	extern _X_EXPORT void
1919	fbOddStipple (FbBits *dst,
1920	FbStride dstStride,
1921	int dstX,
1922	int dstBpp,
1923
1924	int width,
1925	int height,
1926
1927	FbStip *stip,
1928	FbStride stipStride,
1929	int stipWidth,
1930	int stipHeight,
1931
1932	FbBits fgand,
1933	FbBits fgxor,
1934	FbBits bgand,
1935	FbBits bgxor,
1936
1937	int xRot,
1938	int yRot);
1939
1940	extern _X_EXPORT void
1941	fbStipple (FbBits *dst,
1942	FbStride dstStride,
1943	int dstX,
1944	int dstBpp,
1945
1946	int width,
1947	int height,
1948
1949	FbStip *stip,
1950	FbStride stipStride,
1951	int stipWidth,
1952	int stipHeight,
1953	Bool even,
1954
1955	FbBits fgand,
1956	FbBits fgxor,
1957	FbBits bgand,
1958	FbBits bgxor,
1959
1960	int xRot,
1961	int yRot);
1962
1963	/*
1964	* fbtile.c
1965	*/
1966
1967	extern _X_EXPORT void
1968	fbEvenTile (FbBits *dst,
1969	FbStride dstStride,
1970	int dstX,
1971
1972	int width,
1973	int height,
1974
1975	FbBits *tile,
1976	FbStride tileStride,
1977	int tileHeight,
1978
1979	int alu,
1980	FbBits pm,
1981	int xRot,
1982	int yRot);
1983
1984	extern _X_EXPORT void
1985	fbOddTile (FbBits *dst,
1986	FbStride dstStride,
1987	int dstX,
1988
1989	int width,
1990	int height,
1991
1992	FbBits *tile,
1993	FbStride tileStride,
1994	int tileWidth,
1995	int tileHeight,
1996
1997	int alu,
1998	FbBits pm,
1999	int bpp,
2000
2001	int xRot,
2002	int yRot);
2003
2004	extern _X_EXPORT void
2005	fbTile (FbBits *dst,
2006	FbStride dstStride,
2007	int dstX,
2008
2009	int width,
2010	int height,
2011
2012	FbBits *tile,
2013	FbStride tileStride,
2014	int tileWidth,
2015	int tileHeight,
2016
2017	int alu,
2018	FbBits pm,
2019	int bpp,
2020
2021	int xRot,
2022	int yRot);
2023
2024	/*
2025	* fbutil.c
2026	*/
2027	extern _X_EXPORT FbBits
2028	fbReplicatePixel (Pixel p, int bpp);
2029
2030	extern _X_EXPORT void
2031	fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits andp, FbBits xorp);
2032
2033	#ifdef FB_ACCESS_WRAPPER
2034	extern _X_EXPORT ReadMemoryProcPtr wfbReadMemory;
2035	extern _X_EXPORT WriteMemoryProcPtr wfbWriteMemory;
2036	#endif
2037
2038	/*
2039	* fbwindow.c
2040	*/
2041
2042	extern _X_EXPORT Bool
2043	fbCreateWindow(WindowPtr pWin);
2044
2045	extern _X_EXPORT Bool
2046	fbDestroyWindow(WindowPtr pWin);
2047
2048	extern _X_EXPORT Bool
2049	fbMapWindow(WindowPtr pWindow);
2050
2051	extern _X_EXPORT Bool
2052	fbPositionWindow(WindowPtr pWin, int x, int y);
2053
2054	extern _X_EXPORT Bool
2055	fbUnmapWindow(WindowPtr pWindow);
2056
2057	extern _X_EXPORT void
2058	fbCopyWindowProc (DrawablePtr pSrcDrawable,
2059	DrawablePtr pDstDrawable,
2060	GCPtr pGC,
2061	BoxPtr pbox,
2062	int nbox,
2063	int dx,
2064	int dy,
2065	Bool reverse,
2066	Bool upsidedown,
2067	Pixel bitplane,
2068	void *closure);
2069
2070	extern _X_EXPORT void
2071	fbCopyWindow(WindowPtr pWin,
2072	DDXPointRec ptOldOrg,
2073	RegionPtr prgnSrc);
2074
2075	extern _X_EXPORT Bool
2076	fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask);
2077
2078	extern _X_EXPORT void
2079	fbFillRegionSolid (DrawablePtr pDrawable,
2080	RegionPtr pRegion,
2081	FbBits and,
2082	FbBits xor);
2083
2084	extern _X_EXPORT pixman_image_t *
2085	image_from_pict (PicturePtr pict,
2086	Bool has_clip,
2087	int *xoff,
2088	int *yoff);
2089
2090	extern _X_EXPORT void free_pixman_pict (PicturePtr, pixman_image_t *);
2091
2092	#endif /* _FB_H_ */
2093

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source: vbox/trunk/src/VBox/Additions/x11/x11include/xorg-server-1.8.0/fb.h@ 107044

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