aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/hw/xfree86/xaa/xaaWrapper.c
blob: 09644c9ac32b03e2f279de00260e62b097a6ee6c (plain)
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
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif

#include <X11/X.h>
#include <X11/Xproto.h>
#include "scrnintstr.h"
#include "gcstruct.h"
#include "glyphstr.h"
#include "window.h"
#include "windowstr.h"
#include "picture.h"
#include "picturestr.h"
#include "colormapst.h"
#include "xaa.h"
#include "xaalocal.h"
#include "xaaWrapper.h"

void XAASync(ScreenPtr pScreen);

/* #include "render.h" */

#if 1
#define COND(pDraw) \
        ((pDraw)->depth \
                      != (xaaWrapperGetScrPriv(((DrawablePtr)(pDraw))->pScreen))->depth)
#else
#define COND(pDraw) 1
#endif

static Bool xaaWrapperCreateGC(GCPtr pGC);
static void xaaWrapperValidateGC(GCPtr pGC, unsigned long changes, DrawablePtr pDraw);
static void xaaWrapperDestroyGC(GCPtr pGC);
static void xaaWrapperChangeGC (GCPtr pGC, unsigned long   mask);
static void xaaWrapperCopyGC (GCPtr pGCSrc, unsigned long   mask, GCPtr pGCDst);
static void xaaWrapperChangeClip (GCPtr pGC, int type, pointer pvalue, int nrects);

static void xaaWrapperCopyClip(GCPtr pgcDst, GCPtr pgcSrc);
static void xaaWrapperDestroyClip(GCPtr pGC);


static void
xaaWrapperComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
	     INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
	     INT16 xDst, INT16 yDst, CARD16 width, CARD16 height);
static void
xaaWrapperGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
	  PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
	  GlyphListPtr list, GlyphPtr *glyphs);


typedef struct {
    CloseScreenProcPtr		CloseScreen;
    CreateScreenResourcesProcPtr CreateScreenResources;
    CreateWindowProcPtr		CreateWindow;
    CopyWindowProcPtr		CopyWindow;
    WindowExposuresProcPtr	WindowExposures;
    CreateGCProcPtr		CreateGC;
    CreateColormapProcPtr	CreateColormap;
    DestroyColormapProcPtr	DestroyColormap;
    InstallColormapProcPtr	InstallColormap;
    UninstallColormapProcPtr	UninstallColormap;
    ListInstalledColormapsProcPtr ListInstalledColormaps;
    StoreColorsProcPtr		StoreColors;
    CompositeProcPtr		Composite;
    GlyphsProcPtr		Glyphs;

    CloseScreenProcPtr		wrapCloseScreen;
    CreateScreenResourcesProcPtr wrapCreateScreenResources;
    CreateWindowProcPtr		wrapCreateWindow;
    CopyWindowProcPtr		wrapCopyWindow;
    WindowExposuresProcPtr	wrapWindowExposures;
    CreateGCProcPtr		wrapCreateGC;
    CreateColormapProcPtr	wrapCreateColormap;
    DestroyColormapProcPtr	wrapDestroyColormap;
    InstallColormapProcPtr	wrapInstallColormap;
    UninstallColormapProcPtr	wrapUninstallColormap;
    ListInstalledColormapsProcPtr wrapListInstalledColormaps;
    StoreColorsProcPtr		wrapStoreColors;
    CompositeProcPtr		wrapComposite;
    GlyphsProcPtr		wrapGlyphs;
    int depth;
} xaaWrapperScrPrivRec, *xaaWrapperScrPrivPtr;

#define xaaWrapperGetScrPriv(s)	((xaaWrapperScrPrivPtr) \
    dixLookupPrivate(&(s)->devPrivates, xaaWrapperScrPrivateKey))
#define xaaWrapperScrPriv(s)     xaaWrapperScrPrivPtr pScrPriv = xaaWrapperGetScrPriv(s)

#define wrap(priv,real,mem,func) {\
    priv->mem = real->mem; \
    real->mem = func; \
}

#define unwrap(priv,real,mem) {\
    real->mem = priv->mem; \
}

#define cond_wrap(priv,cond,real,mem,wrapmem,func) {\
    if (COND(cond)) \
        priv->wrapmem = real->mem; \
    else  \
	priv->mem = real->mem; \
    real->mem = func; \
}

#define cond_unwrap(priv,cond,real,mem,wrapmem) {\
    if (COND(cond)) \
        real->mem = priv->wrapmem; \
    else \
        real->mem = priv->mem; \
}

#define get(priv,real,func,wrap) \
    priv->wrap = real->func;

typedef struct _xaaWrapperGCPriv {
    GCOps   *ops;
    Bool  wrap;
    GCFuncs *funcs;
    GCOps   *wrapops;
} xaaWrapperGCPrivRec, *xaaWrapperGCPrivPtr;

#define xaaWrapperGetGCPriv(pGC) ((xaaWrapperGCPrivPtr) \
    dixLookupPrivate(&(pGC)->devPrivates, xaaWrapperGCPrivateKey))
#define xaaWrapperGCPriv(pGC)   xaaWrapperGCPrivPtr  pGCPriv = xaaWrapperGetGCPriv(pGC)


static DevPrivateKeyRec xaaWrapperScrPrivateKeyRec;
#define xaaWrapperScrPrivateKey (&xaaWrapperScrPrivateKeyRec)
static DevPrivateKeyRec xaaWrapperGCPrivateKeyRec;
#define xaaWrapperGCPrivateKey (&xaaWrapperGCPrivateKeyRec)

static Bool
xaaWrapperCreateScreenResources(ScreenPtr pScreen)
{
    xaaWrapperScrPriv(pScreen);
    Bool		ret;
    
    unwrap (pScrPriv,pScreen, CreateScreenResources);
    ret = pScreen->CreateScreenResources(pScreen);
    wrap(pScrPriv,pScreen,CreateScreenResources,xaaWrapperCreateScreenResources);
    return ret;
}

static Bool
xaaWrapperCloseScreen (int iScreen, ScreenPtr pScreen)
{
    xaaWrapperScrPriv(pScreen);
    Bool		ret;

    unwrap (pScrPriv,pScreen, CloseScreen);
    ret = pScreen->CloseScreen(iScreen,pScreen);
    return TRUE;
}

static Bool
xaaWrapperCreateWindow(WindowPtr pWin)
{
    xaaWrapperScrPriv(pWin->drawable.pScreen);
    Bool ret;
    
    cond_unwrap(pScrPriv, &pWin->drawable, pWin->drawable.pScreen,
		CreateWindow, wrapCreateWindow);
    ret = pWin->drawable.pScreen->CreateWindow(pWin);
    cond_wrap(pScrPriv, &pWin->drawable, pWin->drawable.pScreen, CreateWindow,
	      wrapCreateWindow, xaaWrapperCreateWindow);

    return ret;
}

static void
xaaWrapperCopyWindow(WindowPtr	pWin,
	     DDXPointRec	ptOldOrg,
	     RegionPtr	prgnSrc)
{
    ScreenPtr		pScreen = pWin->drawable.pScreen;
    xaaWrapperScrPriv(pScreen);
    
    unwrap (pScrPriv, pScreen, CopyWindow);
#if 0
    if (COND(&pWin->drawable))
	pWin->drawable.pScreen->CopyWindow = pScrPriv->wrapCopyWindow;
#endif
    pScreen->CopyWindow(pWin, ptOldOrg, prgnSrc);
    wrap(pScrPriv, pScreen, CopyWindow, xaaWrapperCopyWindow);
}

static void
xaaWrapperWindowExposures (WindowPtr	pWin,
			  RegionPtr	prgn,
			  RegionPtr	other_exposed)
{
    xaaWrapperScrPriv(pWin->drawable.pScreen);

    cond_unwrap(pScrPriv, &pWin->drawable, pWin->drawable.pScreen,
		WindowExposures, wrapWindowExposures);
    pWin->drawable.pScreen->WindowExposures(pWin, prgn, other_exposed);
    cond_wrap(pScrPriv, &pWin->drawable, pWin->drawable.pScreen,
	      WindowExposures, wrapWindowExposures, xaaWrapperWindowExposures);
}

static Bool
xaaWrapperCreateColormap(ColormapPtr pmap)
{
    xaaWrapperScrPriv(pmap->pScreen);
    Bool		ret;
    unwrap(pScrPriv,pmap->pScreen, CreateColormap);
    ret = pmap->pScreen->CreateColormap(pmap);
    wrap(pScrPriv,pmap->pScreen,CreateColormap,xaaWrapperCreateColormap);
    
    return ret;
}

static void
xaaWrapperDestroyColormap(ColormapPtr pmap)
{
    xaaWrapperScrPriv(pmap->pScreen);
    unwrap(pScrPriv,pmap->pScreen, DestroyColormap);
    pmap->pScreen->DestroyColormap(pmap);
    wrap(pScrPriv,pmap->pScreen,DestroyColormap,xaaWrapperDestroyColormap);
}

static void
xaaWrapperStoreColors(ColormapPtr pmap, int nColors, xColorItem *pColors)
{
    xaaWrapperScrPriv(pmap->pScreen);
    unwrap(pScrPriv,pmap->pScreen, StoreColors);
    pmap->pScreen->StoreColors(pmap,nColors,pColors);
    wrap(pScrPriv,pmap->pScreen,StoreColors,xaaWrapperStoreColors);
}

static void
xaaWrapperInstallColormap(ColormapPtr pmap)
{
    xaaWrapperScrPriv(pmap->pScreen);
    
    unwrap(pScrPriv,pmap->pScreen, InstallColormap);
    pmap->pScreen->InstallColormap(pmap);
    wrap(pScrPriv,pmap->pScreen,InstallColormap,xaaWrapperInstallColormap);
}

static void
xaaWrapperUninstallColormap(ColormapPtr pmap)
{
    xaaWrapperScrPriv(pmap->pScreen);

    unwrap(pScrPriv,pmap->pScreen, UninstallColormap);
    pmap->pScreen->UninstallColormap(pmap);
    wrap(pScrPriv,pmap->pScreen,UninstallColormap,xaaWrapperUninstallColormap);
}

static int
xaaWrapperListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIds)
{
    int			n;
    xaaWrapperScrPriv(pScreen);

    unwrap(pScrPriv,pScreen, ListInstalledColormaps);
    n = pScreen->ListInstalledColormaps(pScreen, pCmapIds);
    wrap (pScrPriv,pScreen,ListInstalledColormaps,xaaWrapperListInstalledColormaps);
    return n;
}

Bool
xaaSetupWrapper(ScreenPtr pScreen, XAAInfoRecPtr infoPtr, int depth, SyncFunc *func)
{
    Bool ret;
    xaaWrapperScrPrivPtr pScrPriv;
    PictureScreenPtr	ps = GetPictureScreenIfSet(pScreen);

    if (!dixRegisterPrivateKey(&xaaWrapperGCPrivateKeyRec, PRIVATE_GC, sizeof(xaaWrapperGCPrivRec)))
	return FALSE;

    if (!dixRegisterPrivateKey(&xaaWrapperScrPrivateKeyRec, PRIVATE_SCREEN, 0))
	return FALSE;

    pScrPriv = (xaaWrapperScrPrivPtr) malloc(sizeof (xaaWrapperScrPrivRec));
    if (!pScrPriv)
	return FALSE;

    get (pScrPriv, pScreen, CloseScreen, wrapCloseScreen);
    get (pScrPriv, pScreen, CreateScreenResources, wrapCreateScreenResources);
    get (pScrPriv, pScreen, CreateWindow, wrapCreateWindow);
    get (pScrPriv, pScreen, CopyWindow, wrapCopyWindow);
    get (pScrPriv, pScreen, WindowExposures, wrapWindowExposures);
    get (pScrPriv, pScreen, CreateGC, wrapCreateGC);
    get (pScrPriv, pScreen, CreateColormap, wrapCreateColormap);
    get (pScrPriv, pScreen, DestroyColormap, wrapDestroyColormap);
    get (pScrPriv, pScreen, InstallColormap, wrapInstallColormap);
    get (pScrPriv, pScreen, UninstallColormap, wrapUninstallColormap);
    get (pScrPriv, pScreen, ListInstalledColormaps, wrapListInstalledColormaps);
    get (pScrPriv, pScreen, StoreColors, wrapStoreColors);
    if (ps) {
	get (pScrPriv, ps, Glyphs, wrapGlyphs);
	get (pScrPriv, ps, Composite, wrapComposite);
    }
    if (!(ret = XAAInit(pScreen,infoPtr)))
	return FALSE;
    
    wrap (pScrPriv, pScreen, CloseScreen, xaaWrapperCloseScreen);
    wrap (pScrPriv, pScreen, CreateScreenResources,
	  xaaWrapperCreateScreenResources);
    wrap (pScrPriv, pScreen, CreateWindow, xaaWrapperCreateWindow);
    wrap (pScrPriv, pScreen, CopyWindow, xaaWrapperCopyWindow);
    wrap (pScrPriv, pScreen, WindowExposures, xaaWrapperWindowExposures);
    wrap (pScrPriv, pScreen, CreateGC, xaaWrapperCreateGC);
    wrap (pScrPriv, pScreen, CreateColormap, xaaWrapperCreateColormap);
    wrap (pScrPriv, pScreen, DestroyColormap, xaaWrapperDestroyColormap);
    wrap (pScrPriv, pScreen, InstallColormap, xaaWrapperInstallColormap);
    wrap (pScrPriv, pScreen, UninstallColormap, xaaWrapperUninstallColormap);
    wrap (pScrPriv, pScreen, ListInstalledColormaps,
	  xaaWrapperListInstalledColormaps);
    wrap (pScrPriv, pScreen, StoreColors, xaaWrapperStoreColors);

    if (ps) {
	wrap (pScrPriv, ps, Glyphs, xaaWrapperGlyphs);
	wrap (pScrPriv, ps, Composite, xaaWrapperComposite);
    }
    pScrPriv->depth = depth;
    dixSetPrivate(&pScreen->devPrivates, xaaWrapperScrPrivateKey, pScrPriv);

    *func = XAASync;
    
    return ret;
}

GCFuncs xaaWrapperGCFuncs = {
    xaaWrapperValidateGC, xaaWrapperChangeGC, xaaWrapperCopyGC,
    xaaWrapperDestroyGC, xaaWrapperChangeClip, xaaWrapperDestroyClip,
    xaaWrapperCopyClip
};

#define XAAWRAPPER_GC_FUNC_PROLOGUE(pGC) \
    xaaWrapperGCPriv(pGC); \
    unwrap(pGCPriv, pGC, funcs); \
    if (pGCPriv->wrap) unwrap(pGCPriv, pGC, ops)

#define XAAWRAPPER_GC_FUNC_EPILOGUE(pGC) \
    wrap(pGCPriv, pGC, funcs, &xaaWrapperGCFuncs);  \
    if (pGCPriv->wrap) wrap(pGCPriv, pGC, ops, pGCPriv->wrapops)

static Bool
xaaWrapperCreateGC(GCPtr pGC)
{
    ScreenPtr		pScreen = pGC->pScreen;
    xaaWrapperScrPriv(pScreen);
    xaaWrapperGCPriv(pGC);
    Bool ret;

    unwrap (pScrPriv, pScreen, CreateGC);
    if((ret = (*pScreen->CreateGC) (pGC))) {
	pGCPriv->wrap = FALSE;
	pGCPriv->funcs = pGC->funcs;
	pGCPriv->wrapops = pGC->ops;
	pGC->funcs = &xaaWrapperGCFuncs;
    }
    wrap (pScrPriv, pScreen, CreateGC, xaaWrapperCreateGC);

    return ret;
}

static void
xaaWrapperValidateGC(
   GCPtr         pGC,
   unsigned long changes,
   DrawablePtr   pDraw 
){
    XAAWRAPPER_GC_FUNC_PROLOGUE (pGC);
    (*pGC->funcs->ValidateGC)(pGC, changes, pDraw);

    if(COND(pDraw)) 
	pGCPriv->wrap = TRUE;
    
    XAAWRAPPER_GC_FUNC_EPILOGUE (pGC);
}

static void
xaaWrapperDestroyGC(GCPtr pGC)
{
    XAAWRAPPER_GC_FUNC_PROLOGUE (pGC);
    (*pGC->funcs->DestroyGC)(pGC);
    XAAWRAPPER_GC_FUNC_EPILOGUE (pGC);
}

static void
xaaWrapperChangeGC (
    GCPtr	    pGC,
    unsigned long   mask
){
    XAAWRAPPER_GC_FUNC_PROLOGUE (pGC);
    (*pGC->funcs->ChangeGC) (pGC, mask);
    XAAWRAPPER_GC_FUNC_EPILOGUE (pGC);
}

static void
xaaWrapperCopyGC (
    GCPtr	    pGCSrc, 
    unsigned long   mask,
    GCPtr	    pGCDst
){
    XAAWRAPPER_GC_FUNC_PROLOGUE (pGCDst);
    (*pGCDst->funcs->CopyGC) (pGCSrc, mask, pGCDst);
    XAAWRAPPER_GC_FUNC_EPILOGUE (pGCDst);
}

static void
xaaWrapperChangeClip (
    GCPtr   pGC,
    int		type,
    pointer	pvalue,
    int		nrects 
){
    XAAWRAPPER_GC_FUNC_PROLOGUE (pGC);
    (*pGC->funcs->ChangeClip) (pGC, type, pvalue, nrects);
    XAAWRAPPER_GC_FUNC_EPILOGUE (pGC);
}

static void
xaaWrapperCopyClip(GCPtr pgcDst, GCPtr pgcSrc)
{
    XAAWRAPPER_GC_FUNC_PROLOGUE (pgcDst);
    (* pgcDst->funcs->CopyClip)(pgcDst, pgcSrc);
    XAAWRAPPER_GC_FUNC_EPILOGUE (pgcDst);
}

static void
xaaWrapperDestroyClip(GCPtr pGC)
{
    XAAWRAPPER_GC_FUNC_PROLOGUE (pGC);
    (* pGC->funcs->DestroyClip)(pGC);
    XAAWRAPPER_GC_FUNC_EPILOGUE (pGC);
}

static void
xaaWrapperComposite (CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst,
	     INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask,
    INT16 xDst, INT16 yDst, CARD16 width, CARD16 height)
{
    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
    PictureScreenPtr	ps = GetPictureScreen(pScreen);
    xaaWrapperScrPriv(pScreen);

    unwrap (pScrPriv, ps, Composite);
    (*ps->Composite) (op, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask,
		      xDst, yDst, width, height);
    wrap (pScrPriv, ps, Composite, xaaWrapperComposite);
}


static void
xaaWrapperGlyphs (CARD8 op, PicturePtr pSrc, PicturePtr pDst,
	  PictFormatPtr maskFormat, INT16 xSrc, INT16 ySrc, int nlist,
	  GlyphListPtr list, GlyphPtr *glyphs)
{
    ScreenPtr		pScreen = pDst->pDrawable->pScreen;
    PictureScreenPtr	ps = GetPictureScreen(pScreen);
    xaaWrapperScrPriv(pScreen);

    unwrap (pScrPriv, ps, Glyphs);
    (*ps->Glyphs) (op, pSrc, pDst, maskFormat, xSrc, ySrc,
		   nlist, list, glyphs);
    wrap (pScrPriv, ps, Glyphs, xaaWrapperGlyphs);

}

void
XAASync(ScreenPtr pScreen)
{
    XAAScreenPtr pScreenPriv = (XAAScreenPtr)
	dixLookupPrivate(&pScreen->devPrivates, XAAGetScreenKey());
    XAAInfoRecPtr infoRec = pScreenPriv->AccelInfoRec;

    if(infoRec->NeedToSync) {
        (*infoRec->Sync)(infoRec->pScrn);
        infoRec->NeedToSync = FALSE;
    }
}