~ubuntu-branches/ubuntu/intrepid/xserver-xgl/intrepid

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
/*
 *
 * Copyright © 1999 Keith Packard
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of Keith Packard not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  Keith Packard makes no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#include "exaPriv.h"

/*
 * These functions wrap the low-level fb rendering functions and
 * synchronize framebuffer/accelerated drawing by stalling until
 * the accelerator is idle
 */

void
ExaCheckFillSpans  (DrawablePtr pDrawable, GCPtr pGC, int nspans,
		   DDXPointPtr ppt, int *pwidth, int fSorted)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbFillSpans (pDrawable, pGC, nspans, ppt, pwidth, fSorted);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckSetSpans (DrawablePtr pDrawable, GCPtr pGC, char *psrc,
		 DDXPointPtr ppt, int *pwidth, int nspans, int fSorted)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbSetSpans (pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth,
		 int x, int y, int w, int h, int leftPad, int format,
		 char *bits)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbPutImage (pDrawable, pGC, depth, x, y, w, h, leftPad, format, bits);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

RegionPtr
ExaCheckCopyArea (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
		 int srcx, int srcy, int w, int h, int dstx, int dsty)
{
    RegionPtr ret;

    EXA_FALLBACK(("from 0x%lx to 0x%lx\n", (long)pSrc, (long)pDst));
    exaPrepareAccess (pDst, EXA_PREPARE_DEST);
    exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
    ret = fbCopyArea (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty);
    exaFinishAccess (pSrc, EXA_PREPARE_SRC);
    exaFinishAccess (pDst, EXA_PREPARE_DEST);

    return ret;
}

RegionPtr
ExaCheckCopyPlane (DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
		  int srcx, int srcy, int w, int h, int dstx, int dsty,
		  unsigned long bitPlane)
{
    RegionPtr ret;

    EXA_FALLBACK(("from 0x%lx to 0x%lx\n", (long)pSrc, (long)pDst));
    exaPrepareAccess (pDst, EXA_PREPARE_DEST);
    exaPrepareAccess (pSrc, EXA_PREPARE_SRC);
    ret = fbCopyPlane (pSrc, pDst, pGC, srcx, srcy, w, h, dstx, dsty,
		       bitPlane);
    exaFinishAccess (pSrc, EXA_PREPARE_SRC);
    exaFinishAccess (pDst, EXA_PREPARE_DEST);

    return ret;
}

void
ExaCheckPolyPoint (DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
		  DDXPointPtr pptInit)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbPolyPoint (pDrawable, pGC, mode, npt, pptInit);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckPolylines (DrawablePtr pDrawable, GCPtr pGC,
		  int mode, int npt, DDXPointPtr ppt)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));

    if (pGC->lineWidth == 0) {
	exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
	fbPolyLine (pDrawable, pGC, mode, npt, ppt);
	exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
	return;
    }
    fbPolyLine (pDrawable, pGC, mode, npt, ppt);
}

void
ExaCheckPolySegment (DrawablePtr pDrawable, GCPtr pGC,
		    int nsegInit, xSegment *pSegInit)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    if (pGC->lineWidth == 0) {
	exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
	fbPolySegment (pDrawable, pGC, nsegInit, pSegInit);
	exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
	return;
    }
    fbPolySegment (pDrawable, pGC, nsegInit, pSegInit);
}

void
ExaCheckPolyRectangle (DrawablePtr pDrawable, GCPtr pGC,
		      int nrects, xRectangle *prect)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    if (pGC->lineWidth == 0) {
	exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
	fbPolyRectangle (pDrawable, pGC, nrects, prect);
	exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
	return;
    }
    fbPolyRectangle (pDrawable, pGC, nrects, prect);
}

void
ExaCheckPolyArc (DrawablePtr pDrawable, GCPtr pGC,
		int narcs, xArc *pArcs)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    if (pGC->lineWidth == 0)
    {
	exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
	fbPolyArc (pDrawable, pGC, narcs, pArcs);
	exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
	return;
    }
    miPolyArc (pDrawable, pGC, narcs, pArcs);
}

#if 0
void
ExaCheckFillPolygon (DrawablePtr pDrawable, GCPtr pGC,
		    int shape, int mode, int count, DDXPointPtr pPts)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbFillPolygon (pDrawable, pGC, mode, count, pPts);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}
#endif

void
ExaCheckPolyFillRect (DrawablePtr pDrawable, GCPtr pGC,
		     int nrect, xRectangle *prect)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbPolyFillRect (pDrawable, pGC, nrect, prect);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckPolyFillArc (DrawablePtr pDrawable, GCPtr pGC,
		    int narcs, xArc *pArcs)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbPolyFillArc (pDrawable, pGC, narcs, pArcs);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckImageGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
		      int x, int y, unsigned int nglyph,
		      CharInfoPtr *ppci, pointer pglyphBase)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbImageGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckPolyGlyphBlt (DrawablePtr pDrawable, GCPtr pGC,
		     int x, int y, unsigned int nglyph,
		     CharInfoPtr *ppci, pointer pglyphBase)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbPolyGlyphBlt (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckPushPixels (GCPtr pGC, PixmapPtr pBitmap,
		   DrawablePtr pDrawable,
		   int w, int h, int x, int y)
{
    EXA_FALLBACK(("from 0x%lx to 0x%lx\n", (long)pBitmap, (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_DEST);
    fbPushPixels (pGC, pBitmap, pDrawable, w, h, x, y);
    exaFinishAccess (pDrawable, EXA_PREPARE_DEST);
}

void
ExaCheckGetImage (DrawablePtr pDrawable,
		 int x, int y, int w, int h,
		 unsigned int format, unsigned long planeMask,
		 char *d)
{
    EXA_FALLBACK(("from 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_SRC);
    fbGetImage (pDrawable, x, y, w, h, format, planeMask, d);
    exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
}

void
ExaCheckGetSpans (DrawablePtr pDrawable,
		 int wMax,
		 DDXPointPtr ppt,
		 int *pwidth,
		 int nspans,
		 char *pdstStart)
{
    EXA_FALLBACK(("from 0x%lx\n", (long)pDrawable));
    exaPrepareAccess (pDrawable, EXA_PREPARE_SRC);
    fbGetSpans (pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
    exaFinishAccess (pDrawable, EXA_PREPARE_SRC);
}

void
ExaCheckSaveAreas (PixmapPtr	pPixmap,
		  RegionPtr	prgnSave,
		  int		xorg,
		  int		yorg,
		  WindowPtr	pWin)
{
    EXA_FALLBACK(("from 0x%lx\n", (long)&pPixmap->drawable));
    exaPrepareAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
    fbSaveAreas (pPixmap, prgnSave, xorg, yorg, pWin);
    exaFinishAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
}

void
ExaCheckRestoreAreas (PixmapPtr	pPixmap,
		     RegionPtr	prgnSave,
		     int	xorg,
		     int    	yorg,
		     WindowPtr	pWin)
{
    EXA_FALLBACK(("to 0x%lx\n", (long)&pPixmap->drawable));
    exaPrepareAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
    fbRestoreAreas (pPixmap, prgnSave, xorg, yorg, pWin);
    exaFinishAccess ((DrawablePtr)pPixmap, EXA_PREPARE_DEST);
}

void
ExaCheckPaintWindow (WindowPtr pWin, RegionPtr pRegion, int what)
{
    EXA_FALLBACK(("from 0x%lx\n", (long)pWin));
    exaPrepareAccess (&pWin->drawable, EXA_PREPARE_DEST);
    fbPaintWindow (pWin, pRegion, what);
    exaFinishAccess (&pWin->drawable, EXA_PREPARE_DEST);
}

void
ExaCheckComposite (CARD8      op,
                   PicturePtr pSrc,
                   PicturePtr pMask,
                   PicturePtr pDst,
                   INT16      xSrc,
                   INT16      ySrc,
                   INT16      xMask,
                   INT16      yMask,
                   INT16      xDst,
                   INT16      yDst,
                   CARD16     width,
                   CARD16     height)
{
    EXA_FALLBACK(("from picts 0x%lx/0x%lx to pict 0x%lx\n",
		 (long)pSrc, (long)pMask, (long)pDst));
    exaPrepareAccess (pDst->pDrawable, EXA_PREPARE_DEST);
    exaPrepareAccess (pSrc->pDrawable, EXA_PREPARE_SRC);
    if (pMask)
	exaPrepareAccess (pMask->pDrawable, EXA_PREPARE_MASK);
    fbComposite (op,
                 pSrc,
                 pMask,
                 pDst,
                 xSrc,
                 ySrc,
                 xMask,
                 yMask,
                 xDst,
                 yDst,
                 width,
                 height);
    if (pMask)
	exaFinishAccess (pMask->pDrawable, EXA_PREPARE_MASK);
    exaFinishAccess (pSrc->pDrawable, EXA_PREPARE_SRC);
    exaFinishAccess (pDst->pDrawable, EXA_PREPARE_DEST);
}

/*
 * Only need to stall for CopyArea/CopyPlane, but we want to have the chance to
 * do migration for CopyArea.
 */
const GCOps exaAsyncPixmapGCOps = {
    ExaCheckFillSpans,
    ExaCheckSetSpans,
    ExaCheckPutImage,
    exaCopyArea,
    ExaCheckCopyPlane,
    ExaCheckPolyPoint,
    ExaCheckPolylines,
    ExaCheckPolySegment,
    ExaCheckPolyRectangle,
    ExaCheckPolyArc,
    ExaCheckFillPolygon,
    ExaCheckPolyFillRect,
    ExaCheckPolyFillArc,
    miPolyText8,
    miPolyText16,
    miImageText8,
    miImageText16,
    ExaCheckImageGlyphBlt,
    ExaCheckPolyGlyphBlt,
    ExaCheckPushPixels
#ifdef NEED_LINEHELPER
    ,NULL
#endif
};