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source: vbox/trunk/src/VBox/Additions/x11/x11include/xorg-server-1.0.1/fb.h@ 67129

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Additions/x11/x11include: added header files for X.Org Server 1.0 and 1.1.

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1/*
2 * $XFree86: xc/programs/Xserver/fb/fb.h,v 1.36tsi Exp $
3 *
4 * Copyright © 1998 Keith Packard
5 *
6 * Permission to use, copy, modify, distribute, and sell this software and its
7 * documentation for any purpose is hereby granted without fee, provided that
8 * the above copyright notice appear in all copies and that both that
9 * copyright notice and this permission notice appear in supporting
10 * documentation, and that the name of Keith Packard not be used in
11 * advertising or publicity pertaining to distribution of the software without
12 * specific, written prior permission. Keith Packard makes no
13 * representations about the suitability of this software for any purpose. It
14 * is provided "as is" without express or implied warranty.
15 *
16 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
18 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
20 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
21 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
22 * PERFORMANCE OF THIS SOFTWARE.
23 */
24
25/* $XdotOrg: xc/programs/Xserver/fb/fb.h,v 1.12 2005/08/24 11:18:33 daniels Exp $ */
26
27#ifndef _FB_H_
28#define _FB_H_
29
30#include <X11/X.h>
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 "mi.h"
41#include "migc.h"
42#include "mibstore.h"
43#ifdef RENDER
44#include "picturestr.h"
45#else
46#include "picture.h"
47#endif
48
49/*
50 * This single define controls the basic size of data manipulated
51 * by this software; it must be log2(sizeof (FbBits) * 8)
52 */
53
54#ifndef FB_SHIFT
55#define FB_SHIFT LOG2_BITMAP_PAD
56#endif
57
58#if FB_SHIFT < LOG2_BITMAP_PAD
59 error FB_SHIFT must be >= LOG2_BITMAP_PAD
60#endif
61
62#define FB_UNIT (1 << FB_SHIFT)
63#define FB_HALFUNIT (1 << (FB_SHIFT-1))
64#define FB_MASK (FB_UNIT - 1)
65#define FB_ALLONES ((FbBits) -1)
66
67#if GLYPHPADBYTES != 4
68#error "GLYPHPADBYTES must be 4"
69#endif
70#if GETLEFTBITS_ALIGNMENT != 1
71#error "GETLEFTBITS_ALIGNMENT must be 1"
72#endif
73/* whether to bother to include 24bpp support */
74#ifndef FBNO24BIT
75#define FB_24BIT
76#endif
77
78/*
79 * Unless otherwise instructed, fb includes code to advertise 24bpp
80 * windows with 32bpp image format for application compatibility
81 */
82
83#ifdef FB_24BIT
84#ifndef FBNO24_32
85#define FB_24_32BIT
86#endif
87#endif
88
89#define FB_STIP_SHIFT LOG2_BITMAP_PAD
90#define FB_STIP_UNIT (1 << FB_STIP_SHIFT)
91#define FB_STIP_MASK (FB_STIP_UNIT - 1)
92#define FB_STIP_ALLONES ((FbStip) -1)
93
94#define FB_STIP_ODDSTRIDE(s) (((s) & (FB_MASK >> FB_STIP_SHIFT)) != 0)
95#define FB_STIP_ODDPTR(p) ((((long) (p)) & (FB_MASK >> 3)) != 0)
96
97#define FbStipStrideToBitsStride(s) (((s) >> (FB_SHIFT - FB_STIP_SHIFT)))
98#define FbBitsStrideToStipStride(s) (((s) << (FB_SHIFT - FB_STIP_SHIFT)))
99
100#define FbFullMask(n) ((n) == FB_UNIT ? FB_ALLONES : ((((FbBits) 1) << n) - 1))
101
102#if FB_SHIFT == 6
103# ifdef WIN32
104typedef unsigned __int64 FbBits;
105# else
106# if defined(__alpha__) || defined(__alpha) || \
107 defined(ia64) || defined(__ia64__) || \
108 defined(__sparc64__) || defined(_LP64) || \
109 defined(__s390x__) || \
110 defined(amd64) || defined (__amd64__) || \
111 defined (__powerpc64__) || \
112 (defined(sgi) && (_MIPS_SZLONG == 64))
113typedef unsigned long FbBits;
114# else
115typedef unsigned long long FbBits;
116# endif
117# endif
118#endif
119
120#if FB_SHIFT == 5
121typedef CARD32 FbBits;
122#endif
123
124#if FB_SHIFT == 4
125typedef CARD16 FbBits;
126#endif
127
128#if LOG2_BITMAP_PAD == FB_SHIFT
129typedef FbBits FbStip;
130#else
131# if LOG2_BITMAP_PAD == 5
132typedef CARD32 FbStip;
133# endif
134#endif
135
136typedef int FbStride;
137
138
139#ifdef FB_DEBUG
140extern void fbValidateDrawable(DrawablePtr d);
141extern void fbInitializeDrawable(DrawablePtr d);
142extern void fbSetBits (FbStip *bits, int stride, FbStip data);
143#define FB_HEAD_BITS (FbStip) (0xbaadf00d)
144#define FB_TAIL_BITS (FbStip) (0xbaddf0ad)
145#else
146#define fbValidateDrawable(d)
147#define fdInitializeDrawable(d)
148#endif
149
150#include "fbrop.h"
151
152#if BITMAP_BIT_ORDER == LSBFirst
153#define FbScrLeft(x,n) ((x) >> (n))
154#define FbScrRight(x,n) ((x) << (n))
155/* #define FbLeftBits(x,n) ((x) & ((((FbBits) 1) << (n)) - 1)) */
156#define FbLeftStipBits(x,n) ((x) & ((((FbStip) 1) << (n)) - 1))
157#define FbStipMoveLsb(x,s,n) (FbStipRight (x,(s)-(n)))
158#define FbPatternOffsetBits 0
159#else
160#define FbScrLeft(x,n) ((x) << (n))
161#define FbScrRight(x,n) ((x) >> (n))
162/* #define FbLeftBits(x,n) ((x) >> (FB_UNIT - (n))) */
163#define FbLeftStipBits(x,n) ((x) >> (FB_STIP_UNIT - (n)))
164#define FbStipMoveLsb(x,s,n) (x)
165#define FbPatternOffsetBits (sizeof (FbBits) - 1)
166#endif
167
168#include "micoord.h"
169
170#define FbStipLeft(x,n) FbScrLeft(x,n)
171#define FbStipRight(x,n) FbScrRight(x,n)
172
173#define FbRotLeft(x,n) FbScrLeft(x,n) | (n ? FbScrRight(x,FB_UNIT-n) : 0)
174#define FbRotRight(x,n) FbScrRight(x,n) | (n ? FbScrLeft(x,FB_UNIT-n) : 0)
175
176#define FbRotStipLeft(x,n) FbStipLeft(x,n) | (n ? FbStipRight(x,FB_STIP_UNIT-n) : 0)
177#define FbRotStipRight(x,n) FbStipRight(x,n) | (n ? FbStipLeft(x,FB_STIP_UNIT-n) : 0)
178
179#define FbLeftMask(x) ( ((x) & FB_MASK) ? \
180 FbScrRight(FB_ALLONES,(x) & FB_MASK) : 0)
181#define FbRightMask(x) ( ((FB_UNIT - (x)) & FB_MASK) ? \
182 FbScrLeft(FB_ALLONES,(FB_UNIT - (x)) & FB_MASK) : 0)
183
184#define FbLeftStipMask(x) ( ((x) & FB_STIP_MASK) ? \
185 FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) : 0)
186#define FbRightStipMask(x) ( ((FB_STIP_UNIT - (x)) & FB_STIP_MASK) ? \
187 FbScrLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - (x)) & FB_STIP_MASK) : 0)
188
189#define FbBitsMask(x,w) (FbScrRight(FB_ALLONES,(x) & FB_MASK) & \
190 FbScrLeft(FB_ALLONES,(FB_UNIT - ((x) + (w))) & FB_MASK))
191
192#define FbStipMask(x,w) (FbStipRight(FB_STIP_ALLONES,(x) & FB_STIP_MASK) & \
193 FbStipLeft(FB_STIP_ALLONES,(FB_STIP_UNIT - ((x)+(w))) & FB_STIP_MASK))
194
195
196#define FbMaskBits(x,w,l,n,r) { \
197 n = (w); \
198 r = FbRightMask((x)+n); \
199 l = FbLeftMask(x); \
200 if (l) { \
201 n -= FB_UNIT - ((x) & FB_MASK); \
202 if (n < 0) { \
203 n = 0; \
204 l &= r; \
205 r = 0; \
206 } \
207 } \
208 n >>= FB_SHIFT; \
209}
210
211#ifdef FBNOPIXADDR
212#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) FbMaskBits(x,w,l,n,r)
213#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
214 *dst = FbDoMaskRRop(*dst,and,xor,l); \
215}
216#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
217 *dst = FbDoMaskRRop(*dst,and,xor,r); \
218}
219#else
220
221#define FbByteMaskInvalid 0x10
222
223#define FbPatternOffset(o,t) ((o) ^ (FbPatternOffsetBits & ~(sizeof (t) - 1)))
224
225#define FbPtrOffset(p,o,t) ((t *) ((CARD8 *) (p) + (o)))
226#define FbSelectPatternPart(xor,o,t) ((xor) >> (FbPatternOffset (o,t) << 3))
227#define FbStorePart(dst,off,t,xor) (*FbPtrOffset(dst,off,t) = \
228 FbSelectPart(xor,off,t))
229#ifndef FbSelectPart
230#define FbSelectPart(x,o,t) FbSelectPatternPart(x,o,t)
231#endif
232
233#define FbMaskBitsBytes(x,w,copy,l,lb,n,r,rb) { \
234 n = (w); \
235 lb = 0; \
236 rb = 0; \
237 r = FbRightMask((x)+n); \
238 if (r) { \
239 /* compute right byte length */ \
240 if ((copy) && (((x) + n) & 7) == 0) { \
241 rb = (((x) + n) & FB_MASK) >> 3; \
242 } else { \
243 rb = FbByteMaskInvalid; \
244 } \
245 } \
246 l = FbLeftMask(x); \
247 if (l) { \
248 /* compute left byte length */ \
249 if ((copy) && ((x) & 7) == 0) { \
250 lb = ((x) & FB_MASK) >> 3; \
251 } else { \
252 lb = FbByteMaskInvalid; \
253 } \
254 /* subtract out the portion painted by leftMask */ \
255 n -= FB_UNIT - ((x) & FB_MASK); \
256 if (n < 0) { \
257 if (lb != FbByteMaskInvalid) { \
258 if (rb == FbByteMaskInvalid) { \
259 lb = FbByteMaskInvalid; \
260 } else if (rb) { \
261 lb |= (rb - lb) << (FB_SHIFT - 3); \
262 rb = 0; \
263 } \
264 } \
265 n = 0; \
266 l &= r; \
267 r = 0; \
268 }\
269 } \
270 n >>= FB_SHIFT; \
271}
272
273#if FB_SHIFT == 6
274#define FbDoLeftMaskByteRRop6Cases(dst,xor) \
275 case (sizeof (FbBits) - 7) | (1 << (FB_SHIFT - 3)): \
276 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
277 break; \
278 case (sizeof (FbBits) - 7) | (2 << (FB_SHIFT - 3)): \
279 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
280 FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
281 break; \
282 case (sizeof (FbBits) - 7) | (3 << (FB_SHIFT - 3)): \
283 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
284 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
285 break; \
286 case (sizeof (FbBits) - 7) | (4 << (FB_SHIFT - 3)): \
287 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
288 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
289 FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
290 break; \
291 case (sizeof (FbBits) - 7) | (5 << (FB_SHIFT - 3)): \
292 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
293 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
294 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
295 break; \
296 case (sizeof (FbBits) - 7) | (6 << (FB_SHIFT - 3)): \
297 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
298 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
299 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
300 FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
301 break; \
302 case (sizeof (FbBits) - 7): \
303 FbStorePart(dst,sizeof (FbBits) - 7,CARD8,xor); \
304 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
305 FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
306 break; \
307 case (sizeof (FbBits) - 6) | (1 << (FB_SHIFT - 3)): \
308 FbStorePart(dst,sizeof (FbBits) - 6,CARD8,xor); \
309 break; \
310 case (sizeof (FbBits) - 6) | (2 << (FB_SHIFT - 3)): \
311 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
312 break; \
313 case (sizeof (FbBits) - 6) | (3 << (FB_SHIFT - 3)): \
314 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
315 FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
316 break; \
317 case (sizeof (FbBits) - 6) | (4 << (FB_SHIFT - 3)): \
318 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
319 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
320 break; \
321 case (sizeof (FbBits) - 6) | (5 << (FB_SHIFT - 3)): \
322 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
323 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
324 FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
325 break; \
326 case (sizeof (FbBits) - 6): \
327 FbStorePart(dst,sizeof (FbBits) - 6,CARD16,xor); \
328 FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
329 break; \
330 case (sizeof (FbBits) - 5) | (1 << (FB_SHIFT - 3)): \
331 FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
332 break; \
333 case (sizeof (FbBits) - 5) | (2 << (FB_SHIFT - 3)): \
334 FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
335 FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
336 break; \
337 case (sizeof (FbBits) - 5) | (3 << (FB_SHIFT - 3)): \
338 FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
339 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
340 break; \
341 case (sizeof (FbBits) - 5) | (4 << (FB_SHIFT - 3)): \
342 FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
343 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
344 FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
345 break; \
346 case (sizeof (FbBits) - 5): \
347 FbStorePart(dst,sizeof (FbBits) - 5,CARD8,xor); \
348 FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
349 break; \
350 case (sizeof (FbBits) - 4) | (1 << (FB_SHIFT - 3)): \
351 FbStorePart(dst,sizeof (FbBits) - 4,CARD8,xor); \
352 break; \
353 case (sizeof (FbBits) - 4) | (2 << (FB_SHIFT - 3)): \
354 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
355 break; \
356 case (sizeof (FbBits) - 4) | (3 << (FB_SHIFT - 3)): \
357 FbStorePart(dst,sizeof (FbBits) - 4,CARD16,xor); \
358 FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
359 break; \
360 case (sizeof (FbBits) - 4): \
361 FbStorePart(dst,sizeof (FbBits) - 4,CARD32,xor); \
362 break;
363
364#define FbDoRightMaskByteRRop6Cases(dst,xor) \
365 case 4: \
366 FbStorePart(dst,0,CARD32,xor); \
367 break; \
368 case 5: \
369 FbStorePart(dst,0,CARD32,xor); \
370 FbStorePart(dst,4,CARD8,xor); \
371 break; \
372 case 6: \
373 FbStorePart(dst,0,CARD32,xor); \
374 FbStorePart(dst,4,CARD16,xor); \
375 break; \
376 case 7: \
377 FbStorePart(dst,0,CARD32,xor); \
378 FbStorePart(dst,4,CARD16,xor); \
379 FbStorePart(dst,6,CARD8,xor); \
380 break;
381#else
382#define FbDoLeftMaskByteRRop6Cases(dst,xor)
383#define FbDoRightMaskByteRRop6Cases(dst,xor)
384#endif
385
386#define FbDoLeftMaskByteRRop(dst,lb,l,and,xor) { \
387 switch (lb) { \
388 FbDoLeftMaskByteRRop6Cases(dst,xor) \
389 case (sizeof (FbBits) - 3) | (1 << (FB_SHIFT - 3)): \
390 FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
391 break; \
392 case (sizeof (FbBits) - 3) | (2 << (FB_SHIFT - 3)): \
393 FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
394 FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
395 break; \
396 case (sizeof (FbBits) - 2) | (1 << (FB_SHIFT - 3)): \
397 FbStorePart(dst,sizeof (FbBits) - 2,CARD8,xor); \
398 break; \
399 case sizeof (FbBits) - 3: \
400 FbStorePart(dst,sizeof (FbBits) - 3,CARD8,xor); \
401 case sizeof (FbBits) - 2: \
402 FbStorePart(dst,sizeof (FbBits) - 2,CARD16,xor); \
403 break; \
404 case sizeof (FbBits) - 1: \
405 FbStorePart(dst,sizeof (FbBits) - 1,CARD8,xor); \
406 break; \
407 default: \
408 *dst = FbDoMaskRRop(*dst, and, xor, l); \
409 break; \
410 } \
411}
412
413
414#define FbDoRightMaskByteRRop(dst,rb,r,and,xor) { \
415 switch (rb) { \
416 case 1: \
417 FbStorePart(dst,0,CARD8,xor); \
418 break; \
419 case 2: \
420 FbStorePart(dst,0,CARD16,xor); \
421 break; \
422 case 3: \
423 FbStorePart(dst,0,CARD16,xor); \
424 FbStorePart(dst,2,CARD8,xor); \
425 break; \
426 FbDoRightMaskByteRRop6Cases(dst,xor) \
427 default: \
428 *dst = FbDoMaskRRop (*dst, and, xor, r); \
429 } \
430}
431#endif
432
433#define FbMaskStip(x,w,l,n,r) { \
434 n = (w); \
435 r = FbRightStipMask((x)+n); \
436 l = FbLeftStipMask(x); \
437 if (l) { \
438 n -= FB_STIP_UNIT - ((x) & FB_STIP_MASK); \
439 if (n < 0) { \
440 n = 0; \
441 l &= r; \
442 r = 0; \
443 } \
444 } \
445 n >>= FB_STIP_SHIFT; \
446}
447
448/*
449 * These macros are used to transparently stipple
450 * in copy mode; the expected usage is with 'n' constant
451 * so all of the conditional parts collapse into a minimal
452 * sequence of partial word writes
453 *
454 * 'n' is the bytemask of which bytes to store, 'a' is the address
455 * of the FbBits base unit, 'o' is the offset within that unit
456 *
457 * The term "lane" comes from the hardware term "byte-lane" which
458 */
459
460#define FbLaneCase1(n,a,o) ((n) == 0x01 ? \
461 (*(CARD8 *) ((a)+FbPatternOffset(o,CARD8)) = \
462 fgxor) : 0)
463#define FbLaneCase2(n,a,o) ((n) == 0x03 ? \
464 (*(CARD16 *) ((a)+FbPatternOffset(o,CARD16)) = \
465 fgxor) : \
466 ((void)FbLaneCase1((n)&1,a,o), \
467 FbLaneCase1((n)>>1,a,(o)+1)))
468#define FbLaneCase4(n,a,o) ((n) == 0x0f ? \
469 (*(CARD32 *) ((a)+FbPatternOffset(o,CARD32)) = \
470 fgxor) : \
471 ((void)FbLaneCase2((n)&3,a,o), \
472 FbLaneCase2((n)>>2,a,(o)+2)))
473#define FbLaneCase8(n,a,o) ((n) == 0x0ff ? (*(FbBits *) ((a)+(o)) = fgxor) : \
474 ((void)FbLaneCase4((n)&15,a,o), \
475 FbLaneCase4((n)>>4,a,(o)+4)))
476
477#if FB_SHIFT == 6
478#define FbLaneCase(n,a) FbLaneCase8(n,(CARD8 *) (a),0)
479#endif
480
481#if FB_SHIFT == 5
482#define FbLaneCase(n,a) FbLaneCase4(n,(CARD8 *) (a),0)
483#endif
484
485/* Rotate a filled pixel value to the specified alignement */
486#define FbRot24(p,b) (FbScrRight(p,b) | FbScrLeft(p,24-(b)))
487#define FbRot24Stip(p,b) (FbStipRight(p,b) | FbStipLeft(p,24-(b)))
488
489/* step a filled pixel value to the next/previous FB_UNIT alignment */
490#define FbNext24Pix(p) (FbRot24(p,(24-FB_UNIT%24)))
491#define FbPrev24Pix(p) (FbRot24(p,FB_UNIT%24))
492#define FbNext24Stip(p) (FbRot24(p,(24-FB_STIP_UNIT%24)))
493#define FbPrev24Stip(p) (FbRot24(p,FB_STIP_UNIT%24))
494
495/* step a rotation value to the next/previous rotation value */
496#if FB_UNIT == 64
497#define FbNext24Rot(r) ((r) == 16 ? 0 : (r) + 8)
498#define FbPrev24Rot(r) ((r) == 0 ? 16 : (r) - 8)
499
500#if IMAGE_BYTE_ORDER == MSBFirst
501#define FbFirst24Rot(x) (((x) + 8) % 24)
502#else
503#define FbFirst24Rot(x) ((x) % 24)
504#endif
505
506#endif
507
508#if FB_UNIT == 32
509#define FbNext24Rot(r) ((r) == 0 ? 16 : (r) - 8)
510#define FbPrev24Rot(r) ((r) == 16 ? 0 : (r) + 8)
511
512#if IMAGE_BYTE_ORDER == MSBFirst
513#define FbFirst24Rot(x) (((x) + 16) % 24)
514#else
515#define FbFirst24Rot(x) ((x) % 24)
516#endif
517#endif
518
519#define FbNext24RotStip(r) ((r) == 0 ? 16 : (r) - 8)
520#define FbPrev24RotStip(r) ((r) == 16 ? 0 : (r) + 8)
521
522/* Whether 24-bit specific code is needed for this filled pixel value */
523#define FbCheck24Pix(p) ((p) == FbNext24Pix(p))
524
525/* Macros for dealing with dashing */
526
527#define FbDashDeclare \
528 unsigned char *__dash, *__firstDash, *__lastDash
529
530#define FbDashInit(pGC,pPriv,dashOffset,dashlen,even) { \
531 (even) = TRUE; \
532 __firstDash = (pGC)->dash; \
533 __lastDash = __firstDash + (pGC)->numInDashList; \
534 (dashOffset) %= (pPriv)->dashLength; \
535 \
536 __dash = __firstDash; \
537 while ((dashOffset) >= ((dashlen) = *__dash)) \
538 { \
539 (dashOffset) -= (dashlen); \
540 (even) = 1-(even); \
541 if (++__dash == __lastDash) \
542 __dash = __firstDash; \
543 } \
544 (dashlen) -= (dashOffset); \
545}
546
547#define FbDashNext(dashlen) { \
548 if (++__dash == __lastDash) \
549 __dash = __firstDash; \
550 (dashlen) = *__dash; \
551}
552
553/* as numInDashList is always even, this case can skip a test */
554
555#define FbDashNextEven(dashlen) { \
556 (dashlen) = *++__dash; \
557}
558
559#define FbDashNextOdd(dashlen) FbDashNext(dashlen)
560
561#define FbDashStep(dashlen,even) { \
562 if (!--(dashlen)) { \
563 FbDashNext(dashlen); \
564 (even) = 1-(even); \
565 } \
566}
567
568/* XXX fb*PrivateIndex should be static, but it breaks the ABI */
569
570extern int fbGCPrivateIndex;
571extern int fbGetGCPrivateIndex(void);
572#ifndef FB_NO_WINDOW_PIXMAPS
573extern int fbWinPrivateIndex;
574extern int fbGetWinPrivateIndex(void);
575#endif
576extern const GCOps fbGCOps;
577extern const GCFuncs fbGCFuncs;
578
579#ifdef TEKX11
580#define FB_OLD_GC
581#define FB_OLD_SCREEN
582#endif
583
584#ifdef FB_OLD_SCREEN
585# define FB_OLD_MISCREENINIT /* miScreenInit requires 14 args, not 13 */
586extern WindowPtr *WindowTable;
587#endif
588
589#ifdef FB_24_32BIT
590#define FB_SCREEN_PRIVATE
591#endif
592
593#ifdef FB_SCREEN_PRIVATE
594extern int fbScreenPrivateIndex;
595extern int fbGetScreenPrivateIndex(void);
596
597/* private field of a screen */
598typedef struct {
599 unsigned char win32bpp; /* window bpp for 32-bpp images */
600 unsigned char pix32bpp; /* pixmap bpp for 32-bpp images */
601} FbScreenPrivRec, *FbScreenPrivPtr;
602
603#define fbGetScreenPrivate(pScreen) ((FbScreenPrivPtr) \
604 (pScreen)->devPrivates[fbGetScreenPrivateIndex()].ptr)
605#endif
606
607/* private field of GC */
608typedef struct {
609#ifdef FB_OLD_GC
610 unsigned char pad1;
611 unsigned char pad2;
612 unsigned char pad3;
613 unsigned fExpose:1;
614 unsigned freeCompClip:1;
615 PixmapPtr pRotatedPixmap;
616 RegionPtr pCompositeClip;
617#endif
618 FbBits and, xor; /* reduced rop values */
619 FbBits bgand, bgxor; /* for stipples */
620 FbBits fg, bg, pm; /* expanded and filled */
621 unsigned int dashLength; /* total of all dash elements */
622 unsigned char oneRect; /* clip list is single rectangle */
623 unsigned char evenStipple; /* stipple is even */
624 unsigned char bpp; /* current drawable bpp */
625} FbGCPrivRec, *FbGCPrivPtr;
626
627#define fbGetGCPrivate(pGC) ((FbGCPrivPtr)\
628 (pGC)->devPrivates[fbGetGCPrivateIndex()].ptr)
629
630#ifdef FB_OLD_GC
631#define fbGetCompositeClip(pGC) (fbGetGCPrivate(pGC)->pCompositeClip)
632#define fbGetExpose(pGC) (fbGetGCPrivate(pGC)->fExpose)
633#define fbGetFreeCompClip(pGC) (fbGetGCPrivate(pGC)->freeCompClip)
634#define fbGetRotatedPixmap(pGC) (fbGetGCPrivate(pGC)->pRotatedPixmap)
635#else
636#define fbGetCompositeClip(pGC) ((pGC)->pCompositeClip)
637#define fbGetExpose(pGC) ((pGC)->fExpose)
638#define fbGetFreeCompClip(pGC) ((pGC)->freeCompClip)
639#define fbGetRotatedPixmap(pGC) ((pGC)->pRotatedPixmap)
640#endif
641
642#define fbGetScreenPixmap(s) ((PixmapPtr) (s)->devPrivate)
643#ifdef FB_NO_WINDOW_PIXMAPS
644#define fbGetWindowPixmap(d) fbGetScreenPixmap(((DrawablePtr) (d))->pScreen)
645#else
646#define fbGetWindowPixmap(pWin) ((PixmapPtr)\
647 ((WindowPtr) (pWin))->devPrivates[fbGetWinPrivateIndex()].ptr)
648#endif
649
650#ifdef ROOTLESS
651#define __fbPixDrawableX(pPix) ((pPix)->drawable.x)
652#define __fbPixDrawableY(pPix) ((pPix)->drawable.y)
653#else
654#define __fbPixDrawableX(pPix) 0
655#define __fbPixDrawableY(pPix) 0
656#endif
657
658#ifdef COMPOSITE
659#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix) - (pPix)->screen_x)
660#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix) - (pPix)->screen_y)
661#else
662#define __fbPixOffXWin(pPix) (__fbPixDrawableX(pPix))
663#define __fbPixOffYWin(pPix) (__fbPixDrawableY(pPix))
664#endif
665#define __fbPixOffXPix(pPix) (__fbPixDrawableX(pPix))
666#define __fbPixOffYPix(pPix) (__fbPixDrawableY(pPix))
667
668#define fbGetDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
669 PixmapPtr _pPix; \
670 if ((pDrawable)->type != DRAWABLE_PIXMAP) { \
671 _pPix = fbGetWindowPixmap(pDrawable); \
672 (xoff) = __fbPixOffXWin(_pPix); \
673 (yoff) = __fbPixOffYWin(_pPix); \
674 } else { \
675 _pPix = (PixmapPtr) (pDrawable); \
676 (xoff) = __fbPixOffXPix(_pPix); \
677 (yoff) = __fbPixOffYPix(_pPix); \
678 } \
679 (pointer) = (FbBits *) _pPix->devPrivate.ptr; \
680 (stride) = ((int) _pPix->devKind) / sizeof (FbBits); (void)(stride); \
681 (bpp) = _pPix->drawable.bitsPerPixel; (void)(bpp); \
682}
683
684#define fbGetStipDrawable(pDrawable, pointer, stride, bpp, xoff, yoff) { \
685 PixmapPtr _pPix; \
686 if ((pDrawable)->type != DRAWABLE_PIXMAP) { \
687 _pPix = fbGetWindowPixmap(pDrawable); \
688 (xoff) = __fbPixOffXWin(_pPix); \
689 (yoff) = __fbPixOffYWin(_pPix); \
690 } else { \
691 _pPix = (PixmapPtr) (pDrawable); \
692 (xoff) = __fbPixOffXPix(_pPix); \
693 (yoff) = __fbPixOffYPix(_pPix); \
694 } \
695 (pointer) = (FbStip *) _pPix->devPrivate.ptr; \
696 (stride) = ((int) _pPix->devKind) / sizeof (FbStip); (void)(stride); \
697 (bpp) = _pPix->drawable.bitsPerPixel; (void)(bpp); \
698}
699
700/*
701 * XFree86 empties the root BorderClip when the VT is inactive,
702 * here's a macro which uses that to disable GetImage and GetSpans
703 */
704
705#define fbWindowEnabled(pWin) \
706 REGION_NOTEMPTY((pWin)->drawable.pScreen, \
707 &WindowTable[(pWin)->drawable.pScreen->myNum]->borderClip)
708
709#define fbDrawableEnabled(pDrawable) \
710 ((pDrawable)->type == DRAWABLE_PIXMAP ? \
711 TRUE : fbWindowEnabled((WindowPtr) pDrawable))
712
713#ifdef FB_OLD_SCREEN
714#define BitsPerPixel(d) (\
715 ((1 << PixmapWidthPaddingInfo[d].padBytesLog2) * 8 / \
716 (PixmapWidthPaddingInfo[d].padRoundUp+1)))
717#endif
718
719#define FbPowerOfTwo(w) (((w) & ((w) - 1)) == 0)
720/*
721 * Accelerated tiles are power of 2 width <= FB_UNIT
722 */
723#define FbEvenTile(w) ((w) <= FB_UNIT && FbPowerOfTwo(w))
724/*
725 * Accelerated stipples are power of 2 width and <= FB_UNIT/dstBpp
726 * with dstBpp a power of 2 as well
727 */
728#define FbEvenStip(w,bpp) ((w) * (bpp) <= FB_UNIT && FbPowerOfTwo(w) && FbPowerOfTwo(bpp))
729
730/*
731 * fb24_32.c
732 */
733void
734fb24_32GetSpans(DrawablePtr pDrawable,
735 int wMax,
736 DDXPointPtr ppt,
737 int *pwidth,
738 int nspans,
739 char *pchardstStart);
740
741void
742fb24_32SetSpans (DrawablePtr pDrawable,
743 GCPtr pGC,
744 char *src,
745 DDXPointPtr ppt,
746 int *pwidth,
747 int nspans,
748 int fSorted);
749
750void
751fb24_32PutZImage (DrawablePtr pDrawable,
752 RegionPtr pClip,
753 int alu,
754 FbBits pm,
755 int x,
756 int y,
757 int width,
758 int height,
759 CARD8 *src,
760 FbStride srcStride);
761
762void
763fb24_32GetImage (DrawablePtr pDrawable,
764 int x,
765 int y,
766 int w,
767 int h,
768 unsigned int format,
769 unsigned long planeMask,
770 char *d);
771
772void
773fb24_32CopyMtoN (DrawablePtr pSrcDrawable,
774 DrawablePtr pDstDrawable,
775 GCPtr pGC,
776 BoxPtr pbox,
777 int nbox,
778 int dx,
779 int dy,
780 Bool reverse,
781 Bool upsidedown,
782 Pixel bitplane,
783 void *closure);
784
785PixmapPtr
786fb24_32ReformatTile(PixmapPtr pOldTile, int bitsPerPixel);
787
788Bool
789fb24_32CreateScreenResources(ScreenPtr pScreen);
790
791Bool
792fb24_32ModifyPixmapHeader (PixmapPtr pPixmap,
793 int width,
794 int height,
795 int depth,
796 int bitsPerPixel,
797 int devKind,
798 pointer pPixData);
799
800/*
801 * fballpriv.c
802 */
803Bool
804fbAllocatePrivates(ScreenPtr pScreen, int *pGCIndex);
805
806/*
807 * fbarc.c
808 */
809
810void
811fbPolyArc (DrawablePtr pDrawable,
812 GCPtr pGC,
813 int narcs,
814 xArc *parcs);
815
816/*
817 * fbbits.c
818 */
819
820void
821fbBresSolid8(DrawablePtr pDrawable,
822 GCPtr pGC,
823 int dashOffset,
824 int signdx,
825 int signdy,
826 int axis,
827 int x,
828 int y,
829 int e,
830 int e1,
831 int e3,
832 int len);
833
834void
835fbBresDash8 (DrawablePtr pDrawable,
836 GCPtr pGC,
837 int dashOffset,
838 int signdx,
839 int signdy,
840 int axis,
841 int x,
842 int y,
843 int e,
844 int e1,
845 int e3,
846 int len);
847
848void
849fbDots8 (FbBits *dst,
850 FbStride dstStride,
851 int dstBpp,
852 BoxPtr pBox,
853 xPoint *pts,
854 int npt,
855 int xorg,
856 int yorg,
857 int xoff,
858 int yoff,
859 FbBits and,
860 FbBits xor);
861
862void
863fbArc8 (FbBits *dst,
864 FbStride dstStride,
865 int dstBpp,
866 xArc *arc,
867 int dx,
868 int dy,
869 FbBits and,
870 FbBits xor);
871
872void
873fbGlyph8 (FbBits *dstLine,
874 FbStride dstStride,
875 int dstBpp,
876 FbStip *stipple,
877 FbBits fg,
878 int height,
879 int shift);
880
881void
882fbPolyline8 (DrawablePtr pDrawable,
883 GCPtr pGC,
884 int mode,
885 int npt,
886 DDXPointPtr ptsOrig);
887
888void
889fbPolySegment8 (DrawablePtr pDrawable,
890 GCPtr pGC,
891 int nseg,
892 xSegment *pseg);
893
894void
895fbBresSolid16(DrawablePtr pDrawable,
896 GCPtr pGC,
897 int dashOffset,
898 int signdx,
899 int signdy,
900 int axis,
901 int x,
902 int y,
903 int e,
904 int e1,
905 int e3,
906 int len);
907
908void
909fbBresDash16(DrawablePtr pDrawable,
910 GCPtr pGC,
911 int dashOffset,
912 int signdx,
913 int signdy,
914 int axis,
915 int x,
916 int y,
917 int e,
918 int e1,
919 int e3,
920 int len);
921
922void
923fbDots16(FbBits *dst,
924 FbStride dstStride,
925 int dstBpp,
926 BoxPtr pBox,
927 xPoint *pts,
928 int npt,
929 int xorg,
930 int yorg,
931 int xoff,
932 int yoff,
933 FbBits and,
934 FbBits xor);
935
936void
937fbArc16(FbBits *dst,
938 FbStride dstStride,
939 int dstBpp,
940 xArc *arc,
941 int dx,
942 int dy,
943 FbBits and,
944 FbBits xor);
945
946void
947fbGlyph16(FbBits *dstLine,
948 FbStride dstStride,
949 int dstBpp,
950 FbStip *stipple,
951 FbBits fg,
952 int height,
953 int shift);
954
955void
956fbPolyline16 (DrawablePtr pDrawable,
957 GCPtr pGC,
958 int mode,
959 int npt,
960 DDXPointPtr ptsOrig);
961
962void
963fbPolySegment16 (DrawablePtr pDrawable,
964 GCPtr pGC,
965 int nseg,
966 xSegment *pseg);
967
968
969void
970fbBresSolid24(DrawablePtr pDrawable,
971 GCPtr pGC,
972 int dashOffset,
973 int signdx,
974 int signdy,
975 int axis,
976 int x,
977 int y,
978 int e,
979 int e1,
980 int e3,
981 int len);
982
983void
984fbBresDash24(DrawablePtr pDrawable,
985 GCPtr pGC,
986 int dashOffset,
987 int signdx,
988 int signdy,
989 int axis,
990 int x,
991 int y,
992 int e,
993 int e1,
994 int e3,
995 int len);
996
997void
998fbDots24(FbBits *dst,
999 FbStride dstStride,
1000 int dstBpp,
1001 BoxPtr pBox,
1002 xPoint *pts,
1003 int npt,
1004 int xorg,
1005 int yorg,
1006 int xoff,
1007 int yoff,
1008 FbBits and,
1009 FbBits xor);
1010
1011void
1012fbArc24(FbBits *dst,
1013 FbStride dstStride,
1014 int dstBpp,
1015 xArc *arc,
1016 int dx,
1017 int dy,
1018 FbBits and,
1019 FbBits xor);
1020
1021void
1022fbGlyph24(FbBits *dstLine,
1023 FbStride dstStride,
1024 int dstBpp,
1025 FbStip *stipple,
1026 FbBits fg,
1027 int height,
1028 int shift);
1029
1030void
1031fbPolyline24 (DrawablePtr pDrawable,
1032 GCPtr pGC,
1033 int mode,
1034 int npt,
1035 DDXPointPtr ptsOrig);
1036
1037void
1038fbPolySegment24 (DrawablePtr pDrawable,
1039 GCPtr pGC,
1040 int nseg,
1041 xSegment *pseg);
1042
1043
1044void
1045fbBresSolid32(DrawablePtr pDrawable,
1046 GCPtr pGC,
1047 int dashOffset,
1048 int signdx,
1049 int signdy,
1050 int axis,
1051 int x,
1052 int y,
1053 int e,
1054 int e1,
1055 int e3,
1056 int len);
1057
1058void
1059fbBresDash32(DrawablePtr pDrawable,
1060 GCPtr pGC,
1061 int dashOffset,
1062 int signdx,
1063 int signdy,
1064 int axis,
1065 int x,
1066 int y,
1067 int e,
1068 int e1,
1069 int e3,
1070 int len);
1071
1072void
1073fbDots32(FbBits *dst,
1074 FbStride dstStride,
1075 int dstBpp,
1076 BoxPtr pBox,
1077 xPoint *pts,
1078 int npt,
1079 int xorg,
1080 int yorg,
1081 int xoff,
1082 int yoff,
1083 FbBits and,
1084 FbBits xor);
1085
1086void
1087fbArc32(FbBits *dst,
1088 FbStride dstStride,
1089 int dstBpp,
1090 xArc *arc,
1091 int dx,
1092 int dy,
1093 FbBits and,
1094 FbBits xor);
1095
1096void
1097fbGlyph32(FbBits *dstLine,
1098 FbStride dstStride,
1099 int dstBpp,
1100 FbStip *stipple,
1101 FbBits fg,
1102 int height,
1103 int shift);
1104void
1105fbPolyline32 (DrawablePtr pDrawable,
1106 GCPtr pGC,
1107 int mode,
1108 int npt,
1109 DDXPointPtr ptsOrig);
1110
1111void
1112fbPolySegment32 (DrawablePtr pDrawable,
1113 GCPtr pGC,
1114 int nseg,
1115 xSegment *pseg);
1116
1117/*
1118 * fbblt.c
1119 */
1120void
1121fbBlt (FbBits *src,
1122 FbStride srcStride,
1123 int srcX,
1124
1125 FbBits *dst,
1126 FbStride dstStride,
1127 int dstX,
1128
1129 int width,
1130 int height,
1131
1132 int alu,
1133 FbBits pm,
1134 int bpp,
1135
1136 Bool reverse,
1137 Bool upsidedown);
1138
1139void
1140fbBlt24 (FbBits *srcLine,
1141 FbStride srcStride,
1142 int srcX,
1143
1144 FbBits *dstLine,
1145 FbStride dstStride,
1146 int dstX,
1147
1148 int width,
1149 int height,
1150
1151 int alu,
1152 FbBits pm,
1153
1154 Bool reverse,
1155 Bool upsidedown);
1156
1157void
1158fbBltStip (FbStip *src,
1159 FbStride srcStride, /* in FbStip units, not FbBits units */
1160 int srcX,
1161
1162 FbStip *dst,
1163 FbStride dstStride, /* in FbStip units, not FbBits units */
1164 int dstX,
1165
1166 int width,
1167 int height,
1168
1169 int alu,
1170 FbBits pm,
1171 int bpp);
1172
1173/*
1174 * fbbltone.c
1175 */
1176void
1177fbBltOne (FbStip *src,
1178 FbStride srcStride,
1179 int srcX,
1180 FbBits *dst,
1181 FbStride dstStride,
1182 int dstX,
1183 int dstBpp,
1184
1185 int width,
1186 int height,
1187
1188 FbBits fgand,
1189 FbBits fbxor,
1190 FbBits bgand,
1191 FbBits bgxor);
1192
1193#ifdef FB_24BIT
1194void
1195fbBltOne24 (FbStip *src,
1196 FbStride srcStride, /* FbStip units per scanline */
1197 int srcX, /* bit position of source */
1198 FbBits *dst,
1199 FbStride dstStride, /* FbBits units per scanline */
1200 int dstX, /* bit position of dest */
1201 int dstBpp, /* bits per destination unit */
1202
1203 int width, /* width in bits of destination */
1204 int height, /* height in scanlines */
1205
1206 FbBits fgand, /* rrop values */
1207 FbBits fgxor,
1208 FbBits bgand,
1209 FbBits bgxor);
1210#endif
1211
1212void
1213fbBltPlane (FbBits *src,
1214 FbStride srcStride,
1215 int srcX,
1216 int srcBpp,
1217
1218 FbStip *dst,
1219 FbStride dstStride,
1220 int dstX,
1221
1222 int width,
1223 int height,
1224
1225 FbStip fgand,
1226 FbStip fgxor,
1227 FbStip bgand,
1228 FbStip bgxor,
1229 Pixel planeMask);
1230
1231/*
1232 * fbbstore.c
1233 */
1234void
1235fbSaveAreas(PixmapPtr pPixmap,
1236 RegionPtr prgnSave,
1237 int xorg,
1238 int yorg,
1239 WindowPtr pWin);
1240
1241void
1242fbRestoreAreas(PixmapPtr pPixmap,
1243 RegionPtr prgnRestore,
1244 int xorg,
1245 int yorg,
1246 WindowPtr pWin);
1247
1248/*
1249 * fbcmap.c
1250 */
1251int
1252fbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps);
1253
1254void
1255fbInstallColormap(ColormapPtr pmap);
1256
1257void
1258fbUninstallColormap(ColormapPtr pmap);
1259
1260void
1261fbResolveColor(unsigned short *pred,
1262 unsigned short *pgreen,
1263 unsigned short *pblue,
1264 VisualPtr pVisual);
1265
1266Bool
1267fbInitializeColormap(ColormapPtr pmap);
1268
1269int
1270fbExpandDirectColors (ColormapPtr pmap,
1271 int ndef,
1272 xColorItem *indefs,
1273 xColorItem *outdefs);
1274
1275Bool
1276fbCreateDefColormap(ScreenPtr pScreen);
1277
1278void
1279fbClearVisualTypes(void);
1280
1281Bool
1282fbSetVisualTypes (int depth, int visuals, int bitsPerRGB);
1283
1284Bool
1285fbSetVisualTypesAndMasks (int depth, int visuals, int bitsPerRGB,
1286 Pixel redMask, Pixel greenMask, Pixel blueMask);
1287
1288Bool
1289fbInitVisuals (VisualPtr *visualp,
1290 DepthPtr *depthp,
1291 int *nvisualp,
1292 int *ndepthp,
1293 int *rootDepthp,
1294 VisualID *defaultVisp,
1295 unsigned long sizes,
1296 int bitsPerRGB);
1297
1298/*
1299 * fbcopy.c
1300 */
1301
1302typedef void (*fbCopyProc) (DrawablePtr pSrcDrawable,
1303 DrawablePtr pDstDrawable,
1304 GCPtr pGC,
1305 BoxPtr pDstBox,
1306 int nbox,
1307 int dx,
1308 int dy,
1309 Bool reverse,
1310 Bool upsidedown,
1311 Pixel bitplane,
1312 void *closure);
1313
1314void
1315fbCopyNtoN (DrawablePtr pSrcDrawable,
1316 DrawablePtr pDstDrawable,
1317 GCPtr pGC,
1318 BoxPtr pbox,
1319 int nbox,
1320 int dx,
1321 int dy,
1322 Bool reverse,
1323 Bool upsidedown,
1324 Pixel bitplane,
1325 void *closure);
1326
1327void
1328fbCopy1toN (DrawablePtr pSrcDrawable,
1329 DrawablePtr pDstDrawable,
1330 GCPtr pGC,
1331 BoxPtr pbox,
1332 int nbox,
1333 int dx,
1334 int dy,
1335 Bool reverse,
1336 Bool upsidedown,
1337 Pixel bitplane,
1338 void *closure);
1339
1340void
1341fbCopyNto1 (DrawablePtr pSrcDrawable,
1342 DrawablePtr pDstDrawable,
1343 GCPtr pGC,
1344 BoxPtr pbox,
1345 int nbox,
1346 int dx,
1347 int dy,
1348 Bool reverse,
1349 Bool upsidedown,
1350 Pixel bitplane,
1351 void *closure);
1352
1353void
1354fbCopyRegion (DrawablePtr pSrcDrawable,
1355 DrawablePtr pDstDrawable,
1356 GCPtr pGC,
1357 RegionPtr pDstRegion,
1358 int dx,
1359 int dy,
1360 fbCopyProc copyProc,
1361 Pixel bitPlane,
1362 void *closure);
1363
1364RegionPtr
1365fbDoCopy (DrawablePtr pSrcDrawable,
1366 DrawablePtr pDstDrawable,
1367 GCPtr pGC,
1368 int xIn,
1369 int yIn,
1370 int widthSrc,
1371 int heightSrc,
1372 int xOut,
1373 int yOut,
1374 fbCopyProc copyProc,
1375 Pixel bitplane,
1376 void *closure);
1377
1378RegionPtr
1379fbCopyArea (DrawablePtr pSrcDrawable,
1380 DrawablePtr pDstDrawable,
1381 GCPtr pGC,
1382 int xIn,
1383 int yIn,
1384 int widthSrc,
1385 int heightSrc,
1386 int xOut,
1387 int yOut);
1388
1389RegionPtr
1390fbCopyPlane (DrawablePtr pSrcDrawable,
1391 DrawablePtr pDstDrawable,
1392 GCPtr pGC,
1393 int xIn,
1394 int yIn,
1395 int widthSrc,
1396 int heightSrc,
1397 int xOut,
1398 int yOut,
1399 unsigned long bitplane);
1400
1401/*
1402 * fbfill.c
1403 */
1404void
1405fbFill (DrawablePtr pDrawable,
1406 GCPtr pGC,
1407 int x,
1408 int y,
1409 int width,
1410 int height);
1411
1412void
1413fbSolidBoxClipped (DrawablePtr pDrawable,
1414 RegionPtr pClip,
1415 int xa,
1416 int ya,
1417 int xb,
1418 int yb,
1419 FbBits and,
1420 FbBits xor);
1421
1422/*
1423 * fbfillrect.c
1424 */
1425void
1426fbPolyFillRect(DrawablePtr pDrawable,
1427 GCPtr pGC,
1428 int nrectInit,
1429 xRectangle *prectInit);
1430
1431#define fbPolyFillArc miPolyFillArc
1432
1433#define fbFillPolygon miFillPolygon
1434
1435/*
1436 * fbfillsp.c
1437 */
1438void
1439fbFillSpans (DrawablePtr pDrawable,
1440 GCPtr pGC,
1441 int nInit,
1442 DDXPointPtr pptInit,
1443 int *pwidthInit,
1444 int fSorted);
1445
1446
1447/*
1448 * fbgc.c
1449 */
1450
1451Bool
1452fbCreateGC(GCPtr pGC);
1453
1454void
1455fbPadPixmap (PixmapPtr pPixmap);
1456
1457void
1458fbValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable);
1459
1460/*
1461 * fbgetsp.c
1462 */
1463void
1464fbGetSpans(DrawablePtr pDrawable,
1465 int wMax,
1466 DDXPointPtr ppt,
1467 int *pwidth,
1468 int nspans,
1469 char *pchardstStart);
1470
1471/*
1472 * fbglyph.c
1473 */
1474
1475Bool
1476fbGlyphIn (RegionPtr pRegion,
1477 int x,
1478 int y,
1479 int width,
1480 int height);
1481
1482void
1483fbPolyGlyphBlt (DrawablePtr pDrawable,
1484 GCPtr pGC,
1485 int x,
1486 int y,
1487 unsigned int nglyph,
1488 CharInfoPtr *ppci,
1489 pointer pglyphBase);
1490
1491void
1492fbImageGlyphBlt (DrawablePtr pDrawable,
1493 GCPtr pGC,
1494 int x,
1495 int y,
1496 unsigned int nglyph,
1497 CharInfoPtr *ppci,
1498 pointer pglyphBase);
1499
1500/*
1501 * fbimage.c
1502 */
1503
1504void
1505fbPutImage (DrawablePtr pDrawable,
1506 GCPtr pGC,
1507 int depth,
1508 int x,
1509 int y,
1510 int w,
1511 int h,
1512 int leftPad,
1513 int format,
1514 char *pImage);
1515
1516void
1517fbPutZImage (DrawablePtr pDrawable,
1518 RegionPtr pClip,
1519 int alu,
1520 FbBits pm,
1521 int x,
1522 int y,
1523 int width,
1524 int height,
1525 FbStip *src,
1526 FbStride srcStride);
1527
1528void
1529fbPutXYImage (DrawablePtr pDrawable,
1530 RegionPtr pClip,
1531 FbBits fg,
1532 FbBits bg,
1533 FbBits pm,
1534 int alu,
1535 Bool opaque,
1536
1537 int x,
1538 int y,
1539 int width,
1540 int height,
1541
1542 FbStip *src,
1543 FbStride srcStride,
1544 int srcX);
1545
1546void
1547fbGetImage (DrawablePtr pDrawable,
1548 int x,
1549 int y,
1550 int w,
1551 int h,
1552 unsigned int format,
1553 unsigned long planeMask,
1554 char *d);
1555/*
1556 * fbline.c
1557 */
1558
1559void
1560fbZeroLine (DrawablePtr pDrawable,
1561 GCPtr pGC,
1562 int mode,
1563 int npt,
1564 DDXPointPtr ppt);
1565
1566void
1567fbZeroSegment (DrawablePtr pDrawable,
1568 GCPtr pGC,
1569 int nseg,
1570 xSegment *pSegs);
1571
1572void
1573fbPolyLine (DrawablePtr pDrawable,
1574 GCPtr pGC,
1575 int mode,
1576 int npt,
1577 DDXPointPtr ppt);
1578
1579void
1580fbFixCoordModePrevious (int npt,
1581 DDXPointPtr ppt);
1582
1583void
1584fbPolySegment (DrawablePtr pDrawable,
1585 GCPtr pGC,
1586 int nseg,
1587 xSegment *pseg);
1588
1589#define fbPolyRectangle miPolyRectangle
1590
1591/*
1592 * fbpict.c
1593 */
1594
1595Bool
1596fbPictureInit (ScreenPtr pScreen,
1597 PictFormatPtr formats,
1598 int nformats);
1599
1600/*
1601 * fbpixmap.c
1602 */
1603
1604PixmapPtr
1605fbCreatePixmapBpp (ScreenPtr pScreen, int width, int height, int depth, int bpp);
1606
1607PixmapPtr
1608fbCreatePixmap (ScreenPtr pScreen, int width, int height, int depth);
1609
1610Bool
1611fbDestroyPixmap (PixmapPtr pPixmap);
1612
1613RegionPtr
1614fbPixmapToRegion(PixmapPtr pPix);
1615
1616/*
1617 * fbpoint.c
1618 */
1619
1620void
1621fbDots (FbBits *dstOrig,
1622 FbStride dstStride,
1623 int dstBpp,
1624 BoxPtr pBox,
1625 xPoint *pts,
1626 int npt,
1627 int xorg,
1628 int yorg,
1629 int xoff,
1630 int yoff,
1631 FbBits andOrig,
1632 FbBits xorOrig);
1633
1634void
1635fbPolyPoint (DrawablePtr pDrawable,
1636 GCPtr pGC,
1637 int mode,
1638 int npt,
1639 xPoint *pptInit);
1640
1641/*
1642 * fbpush.c
1643 */
1644void
1645fbPushPattern (DrawablePtr pDrawable,
1646 GCPtr pGC,
1647
1648 FbStip *src,
1649 FbStride srcStride,
1650 int srcX,
1651
1652 int x,
1653 int y,
1654
1655 int width,
1656 int height);
1657
1658void
1659fbPushFill (DrawablePtr pDrawable,
1660 GCPtr pGC,
1661
1662 FbStip *src,
1663 FbStride srcStride,
1664 int srcX,
1665
1666 int x,
1667 int y,
1668 int width,
1669 int height);
1670
1671void
1672fbPush1toN (DrawablePtr pSrcDrawable,
1673 DrawablePtr pDstDrawable,
1674 GCPtr pGC,
1675 BoxPtr pbox,
1676 int nbox,
1677 int dx,
1678 int dy,
1679 Bool reverse,
1680 Bool upsidedown,
1681 Pixel bitplane,
1682 void *closure);
1683
1684void
1685fbPushImage (DrawablePtr pDrawable,
1686 GCPtr pGC,
1687
1688 FbStip *src,
1689 FbStride srcStride,
1690 int srcX,
1691
1692 int x,
1693 int y,
1694 int width,
1695 int height);
1696
1697void
1698fbPushPixels (GCPtr pGC,
1699 PixmapPtr pBitmap,
1700 DrawablePtr pDrawable,
1701 int dx,
1702 int dy,
1703 int xOrg,
1704 int yOrg);
1705
1706
1707/*
1708 * fbscreen.c
1709 */
1710
1711Bool
1712fbCloseScreen (int indx, ScreenPtr pScreen);
1713
1714Bool
1715fbRealizeFont(ScreenPtr pScreen, FontPtr pFont);
1716
1717Bool
1718fbUnrealizeFont(ScreenPtr pScreen, FontPtr pFont);
1719
1720void
1721fbQueryBestSize (int class,
1722 unsigned short *width, unsigned short *height,
1723 ScreenPtr pScreen);
1724
1725#ifndef FB_OLD_SCREEN
1726PixmapPtr
1727_fbGetWindowPixmap (WindowPtr pWindow);
1728
1729void
1730_fbSetWindowPixmap (WindowPtr pWindow, PixmapPtr pPixmap);
1731#endif
1732
1733Bool
1734fbSetupScreen(ScreenPtr pScreen,
1735 pointer pbits, /* pointer to screen bitmap */
1736 int xsize, /* in pixels */
1737 int ysize,
1738 int dpix, /* dots per inch */
1739 int dpiy,
1740 int width, /* pixel width of frame buffer */
1741 int bpp); /* bits per pixel of frame buffer */
1742
1743Bool
1744fbFinishScreenInit(ScreenPtr pScreen,
1745 pointer pbits,
1746 int xsize,
1747 int ysize,
1748 int dpix,
1749 int dpiy,
1750 int width,
1751 int bpp);
1752
1753Bool
1754fbScreenInit(ScreenPtr pScreen,
1755 pointer pbits,
1756 int xsize,
1757 int ysize,
1758 int dpix,
1759 int dpiy,
1760 int width,
1761 int bpp);
1762
1763void
1764fbInitializeBackingStore (ScreenPtr pScreen);
1765
1766/*
1767 * fbseg.c
1768 */
1769typedef void FbBres (DrawablePtr pDrawable,
1770 GCPtr pGC,
1771 int dashOffset,
1772 int signdx,
1773 int signdy,
1774 int axis,
1775 int x,
1776 int y,
1777 int e,
1778 int e1,
1779 int e3,
1780 int len);
1781
1782FbBres fbBresSolid, fbBresDash, fbBresFill, fbBresFillDash;
1783/*
1784 * fbsetsp.c
1785 */
1786
1787void
1788fbSetSpans (DrawablePtr pDrawable,
1789 GCPtr pGC,
1790 char *src,
1791 DDXPointPtr ppt,
1792 int *pwidth,
1793 int nspans,
1794 int fSorted);
1795
1796FbBres *
1797fbSelectBres (DrawablePtr pDrawable,
1798 GCPtr pGC);
1799
1800void
1801fbBres (DrawablePtr pDrawable,
1802 GCPtr pGC,
1803 int dashOffset,
1804 int signdx,
1805 int signdy,
1806 int axis,
1807 int x,
1808 int y,
1809 int e,
1810 int e1,
1811 int e3,
1812 int len);
1813
1814void
1815fbSegment (DrawablePtr pDrawable,
1816 GCPtr pGC,
1817 int xa,
1818 int ya,
1819 int xb,
1820 int yb,
1821 Bool drawLast,
1822 int *dashOffset);
1823
1824
1825/*
1826 * fbsolid.c
1827 */
1828
1829void
1830fbSolid (FbBits *dst,
1831 FbStride dstStride,
1832 int dstX,
1833 int bpp,
1834
1835 int width,
1836 int height,
1837
1838 FbBits and,
1839 FbBits xor);
1840
1841#ifdef FB_24BIT
1842void
1843fbSolid24 (FbBits *dst,
1844 FbStride dstStride,
1845 int dstX,
1846
1847 int width,
1848 int height,
1849
1850 FbBits and,
1851 FbBits xor);
1852#endif
1853
1854/*
1855 * fbstipple.c
1856 */
1857
1858void
1859fbTransparentSpan (FbBits *dst,
1860 FbBits stip,
1861 FbBits fgxor,
1862 int n);
1863
1864void
1865fbEvenStipple (FbBits *dst,
1866 FbStride dstStride,
1867 int dstX,
1868 int dstBpp,
1869
1870 int width,
1871 int height,
1872
1873 FbStip *stip,
1874 FbStride stipStride,
1875 int stipHeight,
1876
1877 FbBits fgand,
1878 FbBits fgxor,
1879 FbBits bgand,
1880 FbBits bgxor,
1881
1882 int xRot,
1883 int yRot);
1884
1885void
1886fbOddStipple (FbBits *dst,
1887 FbStride dstStride,
1888 int dstX,
1889 int dstBpp,
1890
1891 int width,
1892 int height,
1893
1894 FbStip *stip,
1895 FbStride stipStride,
1896 int stipWidth,
1897 int stipHeight,
1898
1899 FbBits fgand,
1900 FbBits fgxor,
1901 FbBits bgand,
1902 FbBits bgxor,
1903
1904 int xRot,
1905 int yRot);
1906
1907void
1908fbStipple (FbBits *dst,
1909 FbStride dstStride,
1910 int dstX,
1911 int dstBpp,
1912
1913 int width,
1914 int height,
1915
1916 FbStip *stip,
1917 FbStride stipStride,
1918 int stipWidth,
1919 int stipHeight,
1920 Bool even,
1921
1922 FbBits fgand,
1923 FbBits fgxor,
1924 FbBits bgand,
1925 FbBits bgxor,
1926
1927 int xRot,
1928 int yRot);
1929
1930/*
1931 * fbtile.c
1932 */
1933
1934void
1935fbEvenTile (FbBits *dst,
1936 FbStride dstStride,
1937 int dstX,
1938
1939 int width,
1940 int height,
1941
1942 FbBits *tile,
1943 int tileHeight,
1944
1945 int alu,
1946 FbBits pm,
1947 int xRot,
1948 int yRot);
1949
1950void
1951fbOddTile (FbBits *dst,
1952 FbStride dstStride,
1953 int dstX,
1954
1955 int width,
1956 int height,
1957
1958 FbBits *tile,
1959 FbStride tileStride,
1960 int tileWidth,
1961 int tileHeight,
1962
1963 int alu,
1964 FbBits pm,
1965 int bpp,
1966
1967 int xRot,
1968 int yRot);
1969
1970void
1971fbTile (FbBits *dst,
1972 FbStride dstStride,
1973 int dstX,
1974
1975 int width,
1976 int height,
1977
1978 FbBits *tile,
1979 FbStride tileStride,
1980 int tileWidth,
1981 int tileHeight,
1982
1983 int alu,
1984 FbBits pm,
1985 int bpp,
1986
1987 int xRot,
1988 int yRot);
1989
1990/*
1991 * fbutil.c
1992 */
1993FbBits
1994fbReplicatePixel (Pixel p, int bpp);
1995
1996void
1997fbReduceRasterOp (int rop, FbBits fg, FbBits pm, FbBits *andp, FbBits *xorp);
1998
1999/*
2000 * fbwindow.c
2001 */
2002
2003Bool
2004fbCreateWindow(WindowPtr pWin);
2005
2006Bool
2007fbDestroyWindow(WindowPtr pWin);
2008
2009Bool
2010fbMapWindow(WindowPtr pWindow);
2011
2012Bool
2013fbPositionWindow(WindowPtr pWin, int x, int y);
2014
2015Bool
2016fbUnmapWindow(WindowPtr pWindow);
2017
2018void
2019fbCopyWindowProc (DrawablePtr pSrcDrawable,
2020 DrawablePtr pDstDrawable,
2021 GCPtr pGC,
2022 BoxPtr pbox,
2023 int nbox,
2024 int dx,
2025 int dy,
2026 Bool reverse,
2027 Bool upsidedown,
2028 Pixel bitplane,
2029 void *closure);
2030
2031void
2032fbCopyWindow(WindowPtr pWin,
2033 DDXPointRec ptOldOrg,
2034 RegionPtr prgnSrc);
2035
2036Bool
2037fbChangeWindowAttributes(WindowPtr pWin, unsigned long mask);
2038
2039void
2040fbFillRegionSolid (DrawablePtr pDrawable,
2041 RegionPtr pRegion,
2042 FbBits and,
2043 FbBits xor);
2044
2045void
2046fbFillRegionTiled (DrawablePtr pDrawable,
2047 RegionPtr pRegion,
2048 PixmapPtr pTile);
2049
2050void
2051fbPaintWindow(WindowPtr pWin, RegionPtr pRegion, int what);
2052
2053
2054#endif /* _FB_H_ */
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