Commit | Line | Data |
---|---|---|
a09e091a JB |
1 | /* |
2 | *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. | |
3 | * | |
4 | *Permission is hereby granted, free of charge, to any person obtaining | |
5 | * a copy of this software and associated documentation files (the | |
6 | *"Software"), to deal in the Software without restriction, including | |
7 | *without limitation the rights to use, copy, modify, merge, publish, | |
8 | *distribute, sublicense, and/or sell copies of the Software, and to | |
9 | *permit persons to whom the Software is furnished to do so, subject to | |
10 | *the following conditions: | |
11 | * | |
12 | *The above copyright notice and this permission notice shall be | |
13 | *included in all copies or substantial portions of the Software. | |
14 | * | |
15 | *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
16 | *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
17 | *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
18 | *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR | |
19 | *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF | |
20 | *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | |
21 | *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
22 | * | |
23 | *Except as contained in this notice, the name of the XFree86 Project | |
24 | *shall not be used in advertising or otherwise to promote the sale, use | |
25 | *or other dealings in this Software without prior written authorization | |
26 | *from the XFree86 Project. | |
27 | * | |
28 | * Authors: Dakshinamurthy Karra | |
29 | * Suhaib M Siddiqi | |
30 | * Peter Busch | |
31 | * Harold L Hunt II | |
32 | */ | |
33 | ||
34 | #ifdef HAVE_XWIN_CONFIG_H | |
35 | #include <xwin-config.h> | |
36 | #endif | |
37 | #include "win.h" | |
38 | ||
39 | #define FAIL_MSG_MAX_BLT 10 | |
40 | ||
41 | /* | |
42 | * Local prototypes | |
43 | */ | |
44 | ||
45 | static Bool | |
46 | winAllocateFBShadowDDNL(ScreenPtr pScreen); | |
47 | ||
48 | static void | |
49 | winShadowUpdateDDNL(ScreenPtr pScreen, shadowBufPtr pBuf); | |
50 | ||
51 | static Bool | |
52 | winCloseScreenShadowDDNL(ScreenPtr pScreen); | |
53 | ||
54 | static Bool | |
55 | winInitVisualsShadowDDNL(ScreenPtr pScreen); | |
56 | ||
57 | static Bool | |
58 | winAdjustVideoModeShadowDDNL(ScreenPtr pScreen); | |
59 | ||
60 | static Bool | |
61 | winBltExposedRegionsShadowDDNL(ScreenPtr pScreen); | |
62 | ||
63 | static Bool | |
64 | winActivateAppShadowDDNL(ScreenPtr pScreen); | |
65 | ||
66 | static Bool | |
67 | winRedrawScreenShadowDDNL(ScreenPtr pScreen); | |
68 | ||
69 | static Bool | |
70 | winRealizeInstalledPaletteShadowDDNL(ScreenPtr pScreen); | |
71 | ||
72 | static Bool | |
73 | winInstallColormapShadowDDNL(ColormapPtr pColormap); | |
74 | ||
75 | static Bool | |
76 | winStoreColorsShadowDDNL(ColormapPtr pmap, int ndef, xColorItem * pdefs); | |
77 | ||
78 | static Bool | |
79 | winCreateColormapShadowDDNL(ColormapPtr pColormap); | |
80 | ||
81 | static Bool | |
82 | winDestroyColormapShadowDDNL(ColormapPtr pColormap); | |
83 | ||
84 | static Bool | |
85 | winCreatePrimarySurfaceShadowDDNL(ScreenPtr pScreen); | |
86 | ||
87 | static Bool | |
88 | winReleasePrimarySurfaceShadowDDNL(ScreenPtr pScreen); | |
89 | ||
90 | /* | |
91 | * Create the primary surface and attach the clipper. | |
92 | * Used for both the initial surface creation and during | |
93 | * WM_DISPLAYCHANGE messages. | |
94 | */ | |
95 | ||
96 | static Bool | |
97 | winCreatePrimarySurfaceShadowDDNL(ScreenPtr pScreen) | |
98 | { | |
99 | winScreenPriv(pScreen); | |
100 | HRESULT ddrval = DD_OK; | |
101 | DDSURFACEDESC2 ddsd; | |
102 | ||
103 | winDebug("winCreatePrimarySurfaceShadowDDNL - Creating primary surface\n"); | |
104 | ||
105 | /* Describe the primary surface */ | |
106 | ZeroMemory(&ddsd, sizeof(ddsd)); | |
107 | ddsd.dwSize = sizeof(ddsd); | |
108 | ddsd.dwFlags = DDSD_CAPS; | |
109 | ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; | |
110 | ||
111 | /* Create the primary surface */ | |
112 | ddrval = IDirectDraw4_CreateSurface(pScreenPriv->pdd4, | |
113 | &ddsd, | |
114 | &pScreenPriv->pddsPrimary4, NULL); | |
115 | pScreenPriv->fRetryCreateSurface = FALSE; | |
116 | if (FAILED(ddrval)) { | |
117 | if (ddrval == DDERR_NOEXCLUSIVEMODE) { | |
118 | /* Recreating the surface failed. Mark screen to retry later */ | |
119 | pScreenPriv->fRetryCreateSurface = TRUE; | |
120 | winDebug("winCreatePrimarySurfaceShadowDDNL - Could not create " | |
121 | "primary surface: DDERR_NOEXCLUSIVEMODE\n"); | |
122 | } | |
123 | else { | |
124 | ErrorF("winCreatePrimarySurfaceShadowDDNL - Could not create " | |
125 | "primary surface: %08x\n", (unsigned int) ddrval); | |
126 | } | |
127 | return FALSE; | |
128 | } | |
129 | ||
130 | #if 1 | |
131 | winDebug("winCreatePrimarySurfaceShadowDDNL - Created primary surface\n"); | |
132 | #endif | |
133 | ||
134 | /* Attach our clipper to our primary surface handle */ | |
135 | ddrval = IDirectDrawSurface4_SetClipper(pScreenPriv->pddsPrimary4, | |
136 | pScreenPriv->pddcPrimary); | |
137 | if (FAILED(ddrval)) { | |
138 | ErrorF("winCreatePrimarySurfaceShadowDDNL - Primary attach clipper " | |
139 | "failed: %08x\n", (unsigned int) ddrval); | |
140 | return FALSE; | |
141 | } | |
142 | ||
143 | #if 1 | |
144 | winDebug("winCreatePrimarySurfaceShadowDDNL - Attached clipper to primary " | |
145 | "surface\n"); | |
146 | #endif | |
147 | ||
148 | /* Everything was correct */ | |
149 | return TRUE; | |
150 | } | |
151 | ||
152 | /* | |
153 | * Detach the clipper and release the primary surface. | |
154 | * Called from WM_DISPLAYCHANGE. | |
155 | */ | |
156 | ||
157 | static Bool | |
158 | winReleasePrimarySurfaceShadowDDNL(ScreenPtr pScreen) | |
159 | { | |
160 | winScreenPriv(pScreen); | |
161 | ||
162 | winDebug("winReleasePrimarySurfaceShadowDDNL - Hello\n"); | |
163 | ||
164 | /* Release the primary surface and clipper, if they exist */ | |
165 | if (pScreenPriv->pddsPrimary4) { | |
166 | /* | |
167 | * Detach the clipper from the primary surface. | |
168 | * NOTE: We do this explicity for clarity. The Clipper is not released. | |
169 | */ | |
170 | IDirectDrawSurface4_SetClipper(pScreenPriv->pddsPrimary4, NULL); | |
171 | ||
172 | winDebug("winReleasePrimarySurfaceShadowDDNL - Detached clipper\n"); | |
173 | ||
174 | /* Release the primary surface */ | |
175 | IDirectDrawSurface4_Release(pScreenPriv->pddsPrimary4); | |
176 | pScreenPriv->pddsPrimary4 = NULL; | |
177 | } | |
178 | ||
179 | winDebug("winReleasePrimarySurfaceShadowDDNL - Released primary surface\n"); | |
180 | ||
181 | return TRUE; | |
182 | } | |
183 | ||
184 | /* | |
185 | * Create a DirectDraw surface for the shadow framebuffer; also create | |
186 | * a primary surface object so we can blit to the display. | |
187 | * | |
188 | * Install a DirectDraw clipper on our primary surface object | |
189 | * that clips our blits to the unobscured client area of our display window. | |
190 | */ | |
191 | ||
192 | Bool | |
193 | winAllocateFBShadowDDNL(ScreenPtr pScreen) | |
194 | { | |
195 | winScreenPriv(pScreen); | |
196 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
197 | HRESULT ddrval = DD_OK; | |
198 | DDSURFACEDESC2 ddsdShadow; | |
199 | char *lpSurface = NULL; | |
200 | DDPIXELFORMAT ddpfPrimary; | |
201 | ||
202 | #if CYGDEBUG | |
203 | winDebug("winAllocateFBShadowDDNL - w %d h %d d %d\n", | |
204 | pScreenInfo->dwWidth, pScreenInfo->dwHeight, pScreenInfo->dwDepth); | |
205 | #endif | |
206 | ||
207 | /* Set the padded screen width */ | |
208 | pScreenInfo->dwPaddedWidth = PixmapBytePad(pScreenInfo->dwWidth, | |
209 | pScreenInfo->dwBPP); | |
210 | ||
211 | /* Allocate memory for our shadow surface */ | |
212 | lpSurface = malloc(pScreenInfo->dwPaddedWidth * pScreenInfo->dwHeight); | |
213 | if (lpSurface == NULL) { | |
214 | ErrorF("winAllocateFBShadowDDNL - Could not allocate bits\n"); | |
215 | return FALSE; | |
216 | } | |
217 | ||
218 | /* | |
219 | * Initialize the framebuffer memory so we don't get a | |
220 | * strange display at startup | |
221 | */ | |
222 | ZeroMemory(lpSurface, pScreenInfo->dwPaddedWidth * pScreenInfo->dwHeight); | |
223 | ||
224 | /* Create a clipper */ | |
225 | ddrval = (*g_fpDirectDrawCreateClipper) (0, | |
226 | &pScreenPriv->pddcPrimary, NULL); | |
227 | if (FAILED(ddrval)) { | |
228 | ErrorF("winAllocateFBShadowDDNL - Could not attach clipper: %08x\n", | |
229 | (unsigned int) ddrval); | |
230 | return FALSE; | |
231 | } | |
232 | ||
233 | #if CYGDEBUG | |
234 | winDebug("winAllocateFBShadowDDNL - Created a clipper\n"); | |
235 | #endif | |
236 | ||
237 | /* Attach the clipper to our display window */ | |
238 | ddrval = IDirectDrawClipper_SetHWnd(pScreenPriv->pddcPrimary, | |
239 | 0, pScreenPriv->hwndScreen); | |
240 | if (FAILED(ddrval)) { | |
241 | ErrorF("winAllocateFBShadowDDNL - Clipper not attached " | |
242 | "to window: %08x\n", (unsigned int) ddrval); | |
243 | return FALSE; | |
244 | } | |
245 | ||
246 | #if CYGDEBUG | |
247 | winDebug("winAllocateFBShadowDDNL - Attached clipper to window\n"); | |
248 | #endif | |
249 | ||
250 | /* Create a DirectDraw object, store the address at lpdd */ | |
251 | ddrval = (*g_fpDirectDrawCreate) (NULL, | |
252 | (LPDIRECTDRAW *) &pScreenPriv->pdd, | |
253 | NULL); | |
254 | if (FAILED(ddrval)) { | |
255 | ErrorF("winAllocateFBShadowDDNL - Could not start " | |
256 | "DirectDraw: %08x\n", (unsigned int) ddrval); | |
257 | return FALSE; | |
258 | } | |
259 | ||
260 | #if CYGDEBUG | |
261 | winDebug("winAllocateFBShadowDDNL - Created and initialized DD\n"); | |
262 | #endif | |
263 | ||
264 | /* Get a DirectDraw4 interface pointer */ | |
265 | ddrval = IDirectDraw_QueryInterface(pScreenPriv->pdd, | |
266 | &IID_IDirectDraw4, | |
267 | (LPVOID *) &pScreenPriv->pdd4); | |
268 | if (FAILED(ddrval)) { | |
269 | ErrorF("winAllocateFBShadowDDNL - Failed DD4 query: %08x\n", | |
270 | (unsigned int) ddrval); | |
271 | return FALSE; | |
272 | } | |
273 | ||
274 | /* Are we full screen? */ | |
275 | if (pScreenInfo->fFullScreen) { | |
276 | DDSURFACEDESC2 ddsdCurrent; | |
277 | DWORD dwRefreshRateCurrent = 0; | |
278 | HDC hdc = NULL; | |
279 | ||
280 | /* Set the cooperative level to full screen */ | |
281 | ddrval = IDirectDraw4_SetCooperativeLevel(pScreenPriv->pdd4, | |
282 | pScreenPriv->hwndScreen, | |
283 | DDSCL_EXCLUSIVE | |
284 | | DDSCL_FULLSCREEN); | |
285 | if (FAILED(ddrval)) { | |
286 | ErrorF("winAllocateFBShadowDDNL - Could not set " | |
287 | "cooperative level: %08x\n", (unsigned int) ddrval); | |
288 | return FALSE; | |
289 | } | |
290 | ||
291 | /* | |
292 | * We only need to get the current refresh rate for comparison | |
293 | * if a refresh rate has been passed on the command line. | |
294 | */ | |
295 | if (pScreenInfo->dwRefreshRate != 0) { | |
296 | ZeroMemory(&ddsdCurrent, sizeof(ddsdCurrent)); | |
297 | ddsdCurrent.dwSize = sizeof(ddsdCurrent); | |
298 | ||
299 | /* Get information about current display settings */ | |
300 | ddrval = IDirectDraw4_GetDisplayMode(pScreenPriv->pdd4, | |
301 | &ddsdCurrent); | |
302 | if (FAILED(ddrval)) { | |
303 | ErrorF("winAllocateFBShadowDDNL - Could not get current " | |
304 | "refresh rate: %08x. Continuing.\n", | |
305 | (unsigned int) ddrval); | |
306 | dwRefreshRateCurrent = 0; | |
307 | } | |
308 | else { | |
309 | /* Grab the current refresh rate */ | |
310 | dwRefreshRateCurrent = ddsdCurrent.u2.dwRefreshRate; | |
311 | } | |
312 | } | |
313 | ||
314 | /* Clean up the refresh rate */ | |
315 | if (dwRefreshRateCurrent == pScreenInfo->dwRefreshRate) { | |
316 | /* | |
317 | * Refresh rate is non-specified or equal to current. | |
318 | */ | |
319 | pScreenInfo->dwRefreshRate = 0; | |
320 | } | |
321 | ||
322 | /* Grab a device context for the screen */ | |
323 | hdc = GetDC(NULL); | |
324 | if (hdc == NULL) { | |
325 | ErrorF("winAllocateFBShadowDDNL - GetDC () failed\n"); | |
326 | return FALSE; | |
327 | } | |
328 | ||
329 | /* Only change the video mode when different than current mode */ | |
330 | if (!pScreenInfo->fMultipleMonitors | |
331 | && (pScreenInfo->dwWidth != GetSystemMetrics(SM_CXSCREEN) | |
332 | || pScreenInfo->dwHeight != GetSystemMetrics(SM_CYSCREEN) | |
333 | || pScreenInfo->dwBPP != GetDeviceCaps(hdc, BITSPIXEL) | |
334 | || pScreenInfo->dwRefreshRate != 0)) { | |
335 | winDebug("winAllocateFBShadowDDNL - Changing video mode\n"); | |
336 | ||
337 | /* Change the video mode to the mode requested, and use the driver default refresh rate on failure */ | |
338 | ddrval = IDirectDraw4_SetDisplayMode(pScreenPriv->pdd4, | |
339 | pScreenInfo->dwWidth, | |
340 | pScreenInfo->dwHeight, | |
341 | pScreenInfo->dwBPP, | |
342 | pScreenInfo->dwRefreshRate, 0); | |
343 | if (FAILED(ddrval)) { | |
344 | ErrorF("winAllocateFBShadowDDNL - Could not set " | |
345 | "full screen display mode: %08x\n", | |
346 | (unsigned int) ddrval); | |
347 | ErrorF | |
348 | ("winAllocateFBShadowDDNL - Using default driver refresh rate\n"); | |
349 | ddrval = | |
350 | IDirectDraw4_SetDisplayMode(pScreenPriv->pdd4, | |
351 | pScreenInfo->dwWidth, | |
352 | pScreenInfo->dwHeight, | |
353 | pScreenInfo->dwBPP, 0, 0); | |
354 | if (FAILED(ddrval)) { | |
355 | ErrorF | |
356 | ("winAllocateFBShadowDDNL - Could not set default refresh rate " | |
357 | "full screen display mode: %08x\n", | |
358 | (unsigned int) ddrval); | |
359 | return FALSE; | |
360 | } | |
361 | } | |
362 | } | |
363 | else { | |
364 | winDebug("winAllocateFBShadowDDNL - Not changing video mode\n"); | |
365 | } | |
366 | ||
367 | /* Release our DC */ | |
368 | ReleaseDC(NULL, hdc); | |
369 | hdc = NULL; | |
370 | } | |
371 | else { | |
372 | /* Set the cooperative level for windowed mode */ | |
373 | ddrval = IDirectDraw4_SetCooperativeLevel(pScreenPriv->pdd4, | |
374 | pScreenPriv->hwndScreen, | |
375 | DDSCL_NORMAL); | |
376 | if (FAILED(ddrval)) { | |
377 | ErrorF("winAllocateFBShadowDDNL - Could not set " | |
378 | "cooperative level: %08x\n", (unsigned int) ddrval); | |
379 | return FALSE; | |
380 | } | |
381 | } | |
382 | ||
383 | /* Create the primary surface */ | |
384 | if (!winCreatePrimarySurfaceShadowDDNL(pScreen)) { | |
385 | ErrorF("winAllocateFBShadowDDNL - winCreatePrimarySurfaceShadowDDNL " | |
386 | "failed\n"); | |
387 | return FALSE; | |
388 | } | |
389 | ||
390 | /* Get primary surface's pixel format */ | |
391 | ZeroMemory(&ddpfPrimary, sizeof(ddpfPrimary)); | |
392 | ddpfPrimary.dwSize = sizeof(ddpfPrimary); | |
393 | ddrval = IDirectDrawSurface4_GetPixelFormat(pScreenPriv->pddsPrimary4, | |
394 | &ddpfPrimary); | |
395 | if (FAILED(ddrval)) { | |
396 | ErrorF("winAllocateFBShadowDDNL - Could not get primary " | |
397 | "pixformat: %08x\n", (unsigned int) ddrval); | |
398 | return FALSE; | |
399 | } | |
400 | ||
401 | #if CYGDEBUG | |
402 | winDebug("winAllocateFBShadowDDNL - Primary masks: %08x %08x %08x " | |
403 | "dwRGBBitCount: %d\n", | |
404 | ddpfPrimary.u2.dwRBitMask, | |
405 | ddpfPrimary.u3.dwGBitMask, | |
406 | ddpfPrimary.u4.dwBBitMask, ddpfPrimary.u1.dwRGBBitCount); | |
407 | #endif | |
408 | ||
409 | /* Describe the shadow surface to be created */ | |
410 | /* | |
411 | * NOTE: Do not use a DDSCAPS_VIDEOMEMORY surface, | |
412 | * as drawing, locking, and unlocking take forever | |
413 | * with video memory surfaces. In addition, | |
414 | * video memory is a somewhat scarce resource, | |
415 | * so you shouldn't be allocating video memory when | |
416 | * you have the option of using system memory instead. | |
417 | */ | |
418 | ZeroMemory(&ddsdShadow, sizeof(ddsdShadow)); | |
419 | ddsdShadow.dwSize = sizeof(ddsdShadow); | |
420 | ddsdShadow.dwFlags = DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | |
421 | | DDSD_LPSURFACE | DDSD_PITCH | DDSD_PIXELFORMAT; | |
422 | ddsdShadow.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY; | |
423 | ddsdShadow.dwHeight = pScreenInfo->dwHeight; | |
424 | ddsdShadow.dwWidth = pScreenInfo->dwWidth; | |
425 | ddsdShadow.u1.lPitch = pScreenInfo->dwPaddedWidth; | |
426 | ddsdShadow.lpSurface = lpSurface; | |
427 | ddsdShadow.u4.ddpfPixelFormat = ddpfPrimary; | |
428 | ||
429 | winDebug("winAllocateFBShadowDDNL - lPitch: %d\n", | |
430 | (int) pScreenInfo->dwPaddedWidth); | |
431 | ||
432 | /* Create the shadow surface */ | |
433 | ddrval = IDirectDraw4_CreateSurface(pScreenPriv->pdd4, | |
434 | &ddsdShadow, | |
435 | &pScreenPriv->pddsShadow4, NULL); | |
436 | if (FAILED(ddrval)) { | |
437 | ErrorF("winAllocateFBShadowDDNL - Could not create shadow " | |
438 | "surface: %08x\n", (unsigned int) ddrval); | |
439 | return FALSE; | |
440 | } | |
441 | ||
442 | #if CYGDEBUG || YES | |
443 | winDebug("winAllocateFBShadowDDNL - Created shadow pitch: %d\n", | |
444 | (int) ddsdShadow.u1.lPitch); | |
445 | #endif | |
446 | ||
447 | /* Grab the pitch from the surface desc */ | |
448 | pScreenInfo->dwStride = (ddsdShadow.u1.lPitch * 8) | |
449 | / pScreenInfo->dwBPP; | |
450 | ||
451 | #if CYGDEBUG || YES | |
452 | winDebug("winAllocateFBShadowDDNL - Created shadow stride: %d\n", | |
453 | (int) pScreenInfo->dwStride); | |
454 | #endif | |
455 | ||
456 | /* Save the pointer to our surface memory */ | |
457 | pScreenInfo->pfb = lpSurface; | |
458 | ||
459 | /* Grab the masks from the surface description */ | |
460 | pScreenPriv->dwRedMask = ddsdShadow.u4.ddpfPixelFormat.u2.dwRBitMask; | |
461 | pScreenPriv->dwGreenMask = ddsdShadow.u4.ddpfPixelFormat.u3.dwGBitMask; | |
462 | pScreenPriv->dwBlueMask = ddsdShadow.u4.ddpfPixelFormat.u4.dwBBitMask; | |
463 | ||
464 | #if CYGDEBUG | |
465 | winDebug("winAllocateFBShadowDDNL - Returning\n"); | |
466 | #endif | |
467 | ||
468 | return TRUE; | |
469 | } | |
470 | ||
471 | static void | |
472 | winFreeFBShadowDDNL(ScreenPtr pScreen) | |
473 | { | |
474 | winScreenPriv(pScreen); | |
475 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
476 | ||
477 | /* Free the shadow surface, if there is one */ | |
478 | if (pScreenPriv->pddsShadow4) { | |
479 | IDirectDrawSurface4_Release(pScreenPriv->pddsShadow4); | |
480 | free(pScreenInfo->pfb); | |
481 | pScreenInfo->pfb = NULL; | |
482 | pScreenPriv->pddsShadow4 = NULL; | |
483 | } | |
484 | ||
485 | /* Detach the clipper from the primary surface and release the primary surface, if there is one */ | |
486 | winReleasePrimarySurfaceShadowDDNL(pScreen); | |
487 | ||
488 | /* Release the clipper object */ | |
489 | if (pScreenPriv->pddcPrimary) { | |
490 | IDirectDrawClipper_Release(pScreenPriv->pddcPrimary); | |
491 | pScreenPriv->pddcPrimary = NULL; | |
492 | } | |
493 | ||
494 | /* Free the DirectDraw4 object, if there is one */ | |
495 | if (pScreenPriv->pdd4) { | |
496 | IDirectDraw4_RestoreDisplayMode(pScreenPriv->pdd4); | |
497 | IDirectDraw4_Release(pScreenPriv->pdd4); | |
498 | pScreenPriv->pdd4 = NULL; | |
499 | } | |
500 | ||
501 | /* Free the DirectDraw object, if there is one */ | |
502 | if (pScreenPriv->pdd) { | |
503 | IDirectDraw_Release(pScreenPriv->pdd); | |
504 | pScreenPriv->pdd = NULL; | |
505 | } | |
506 | ||
507 | /* Invalidate the ScreenInfo's fb pointer */ | |
508 | pScreenInfo->pfb = NULL; | |
509 | } | |
510 | ||
511 | /* | |
512 | * Transfer the damaged regions of the shadow framebuffer to the display. | |
513 | */ | |
514 | ||
515 | static void | |
516 | winShadowUpdateDDNL(ScreenPtr pScreen, shadowBufPtr pBuf) | |
517 | { | |
518 | winScreenPriv(pScreen); | |
519 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
520 | RegionPtr damage = shadowDamage(pBuf); | |
521 | HRESULT ddrval = DD_OK; | |
522 | RECT rcDest, rcSrc; | |
523 | POINT ptOrigin; | |
524 | DWORD dwBox = RegionNumRects(damage); | |
525 | BoxPtr pBox = RegionRects(damage); | |
526 | HRGN hrgnCombined = NULL; | |
527 | ||
528 | /* | |
529 | * Return immediately if the app is not active | |
530 | * and we are fullscreen, or if we have a bad display depth | |
531 | */ | |
532 | if ((!pScreenPriv->fActive && pScreenInfo->fFullScreen) | |
533 | || pScreenPriv->fBadDepth) | |
534 | return; | |
535 | ||
536 | /* Return immediately if we didn't get needed surfaces */ | |
537 | if (!pScreenPriv->pddsPrimary4 || !pScreenPriv->pddsShadow4) | |
538 | return; | |
539 | ||
540 | /* Get the origin of the window in the screen coords */ | |
541 | ptOrigin.x = pScreenInfo->dwXOffset; | |
542 | ptOrigin.y = pScreenInfo->dwYOffset; | |
543 | MapWindowPoints(pScreenPriv->hwndScreen, | |
544 | HWND_DESKTOP, (LPPOINT) &ptOrigin, 1); | |
545 | ||
546 | /* | |
547 | * Handle small regions with multiple blits, | |
548 | * handle large regions by creating a clipping region and | |
549 | * doing a single blit constrained to that clipping region. | |
550 | */ | |
551 | if (pScreenInfo->dwClipUpdatesNBoxes == 0 | |
552 | || dwBox < pScreenInfo->dwClipUpdatesNBoxes) { | |
553 | /* Loop through all boxes in the damaged region */ | |
554 | while (dwBox--) { | |
555 | /* Assign damage box to source rectangle */ | |
556 | rcSrc.left = pBox->x1; | |
557 | rcSrc.top = pBox->y1; | |
558 | rcSrc.right = pBox->x2; | |
559 | rcSrc.bottom = pBox->y2; | |
560 | ||
561 | /* Calculate destination rectangle */ | |
562 | rcDest.left = ptOrigin.x + rcSrc.left; | |
563 | rcDest.top = ptOrigin.y + rcSrc.top; | |
564 | rcDest.right = ptOrigin.x + rcSrc.right; | |
565 | rcDest.bottom = ptOrigin.y + rcSrc.bottom; | |
566 | ||
567 | /* Blit the damaged areas */ | |
568 | ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4, | |
569 | &rcDest, | |
570 | pScreenPriv->pddsShadow4, | |
571 | &rcSrc, DDBLT_WAIT, NULL); | |
572 | if (FAILED(ddrval)) { | |
573 | static int s_iFailCount = 0; | |
574 | ||
575 | if (s_iFailCount < FAIL_MSG_MAX_BLT) { | |
576 | ErrorF("winShadowUpdateDDNL - IDirectDrawSurface4_Blt () " | |
577 | "failed: %08x\n", (unsigned int) ddrval); | |
578 | ||
579 | ++s_iFailCount; | |
580 | ||
581 | if (s_iFailCount == FAIL_MSG_MAX_BLT) { | |
582 | ErrorF("winShadowUpdateDDNL - IDirectDrawSurface4_Blt " | |
583 | "failure message maximum (%d) reached. No " | |
584 | "more failure messages will be printed.\n", | |
585 | FAIL_MSG_MAX_BLT); | |
586 | } | |
587 | } | |
588 | } | |
589 | ||
590 | /* Get a pointer to the next box */ | |
591 | ++pBox; | |
592 | } | |
593 | } | |
594 | else { | |
595 | BoxPtr pBoxExtents = RegionExtents(damage); | |
596 | ||
597 | /* Compute a GDI region from the damaged region */ | |
598 | hrgnCombined = | |
599 | CreateRectRgn(pBoxExtents->x1, pBoxExtents->y1, pBoxExtents->x2, | |
600 | pBoxExtents->y2); | |
601 | ||
602 | /* Install the GDI region as a clipping region */ | |
603 | SelectClipRgn(pScreenPriv->hdcScreen, hrgnCombined); | |
604 | DeleteObject(hrgnCombined); | |
605 | hrgnCombined = NULL; | |
606 | ||
607 | #if CYGDEBUG | |
608 | winDebug("winShadowUpdateDDNL - be x1 %d y1 %d x2 %d y2 %d\n", | |
609 | pBoxExtents->x1, pBoxExtents->y1, | |
610 | pBoxExtents->x2, pBoxExtents->y2); | |
611 | #endif | |
612 | ||
613 | /* Calculating a bounding box for the source is easy */ | |
614 | rcSrc.left = pBoxExtents->x1; | |
615 | rcSrc.top = pBoxExtents->y1; | |
616 | rcSrc.right = pBoxExtents->x2; | |
617 | rcSrc.bottom = pBoxExtents->y2; | |
618 | ||
619 | /* Calculating a bounding box for the destination is trickier */ | |
620 | rcDest.left = ptOrigin.x + rcSrc.left; | |
621 | rcDest.top = ptOrigin.y + rcSrc.top; | |
622 | rcDest.right = ptOrigin.x + rcSrc.right; | |
623 | rcDest.bottom = ptOrigin.y + rcSrc.bottom; | |
624 | ||
625 | /* Our Blt should be clipped to the invalidated region */ | |
626 | ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4, | |
627 | &rcDest, | |
628 | pScreenPriv->pddsShadow4, | |
629 | &rcSrc, DDBLT_WAIT, NULL); | |
630 | ||
631 | /* Reset the clip region */ | |
632 | SelectClipRgn(pScreenPriv->hdcScreen, NULL); | |
633 | } | |
634 | } | |
635 | ||
636 | static Bool | |
637 | winInitScreenShadowDDNL(ScreenPtr pScreen) | |
638 | { | |
639 | winScreenPriv(pScreen); | |
640 | ||
641 | /* Get a device context for the screen */ | |
642 | pScreenPriv->hdcScreen = GetDC(pScreenPriv->hwndScreen); | |
643 | ||
644 | return winAllocateFBShadowDDNL(pScreen); | |
645 | } | |
646 | ||
647 | /* | |
648 | * Call the wrapped CloseScreen function. | |
649 | * | |
650 | * Free our resources and private structures. | |
651 | */ | |
652 | ||
653 | static Bool | |
654 | winCloseScreenShadowDDNL(ScreenPtr pScreen) | |
655 | { | |
656 | winScreenPriv(pScreen); | |
657 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
658 | Bool fReturn; | |
659 | ||
660 | #if CYGDEBUG | |
661 | winDebug("winCloseScreenShadowDDNL - Freeing screen resources\n"); | |
662 | #endif | |
663 | ||
664 | /* Flag that the screen is closed */ | |
665 | pScreenPriv->fClosed = TRUE; | |
666 | pScreenPriv->fActive = FALSE; | |
667 | ||
668 | /* Call the wrapped CloseScreen procedure */ | |
669 | WIN_UNWRAP(CloseScreen); | |
670 | if (pScreen->CloseScreen) | |
671 | fReturn = (*pScreen->CloseScreen) (pScreen); | |
672 | ||
673 | winFreeFBShadowDDNL(pScreen); | |
674 | ||
675 | /* Free the screen DC */ | |
676 | ReleaseDC(pScreenPriv->hwndScreen, pScreenPriv->hdcScreen); | |
677 | ||
678 | /* Delete the window property */ | |
679 | RemoveProp(pScreenPriv->hwndScreen, WIN_SCR_PROP); | |
680 | ||
681 | /* Delete tray icon, if we have one */ | |
682 | if (!pScreenInfo->fNoTrayIcon) | |
683 | winDeleteNotifyIcon(pScreenPriv); | |
684 | ||
685 | /* Free the exit confirmation dialog box, if it exists */ | |
686 | if (g_hDlgExit != NULL) { | |
687 | DestroyWindow(g_hDlgExit); | |
688 | g_hDlgExit = NULL; | |
689 | } | |
690 | ||
691 | /* Kill our window */ | |
692 | if (pScreenPriv->hwndScreen) { | |
693 | DestroyWindow(pScreenPriv->hwndScreen); | |
694 | pScreenPriv->hwndScreen = NULL; | |
695 | } | |
696 | ||
697 | #if defined(XWIN_CLIPBOARD) || defined(XWIN_MULTIWINDOW) | |
698 | /* Destroy the thread startup mutex */ | |
699 | pthread_mutex_destroy(&pScreenPriv->pmServerStarted); | |
700 | #endif | |
701 | ||
702 | /* Kill our screeninfo's pointer to the screen */ | |
703 | pScreenInfo->pScreen = NULL; | |
704 | ||
705 | /* Free the screen privates for this screen */ | |
706 | free((pointer) pScreenPriv); | |
707 | ||
708 | return fReturn; | |
709 | } | |
710 | ||
711 | /* | |
712 | * Tell mi what sort of visuals we need. | |
713 | * | |
714 | * Generally we only need one visual, as our screen can only | |
715 | * handle one format at a time, I believe. You may want | |
716 | * to verify that last sentence. | |
717 | */ | |
718 | ||
719 | static Bool | |
720 | winInitVisualsShadowDDNL(ScreenPtr pScreen) | |
721 | { | |
722 | winScreenPriv(pScreen); | |
723 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
724 | DWORD dwRedBits, dwGreenBits, dwBlueBits; | |
725 | ||
726 | /* Count the number of ones in each color mask */ | |
727 | dwRedBits = winCountBits(pScreenPriv->dwRedMask); | |
728 | dwGreenBits = winCountBits(pScreenPriv->dwGreenMask); | |
729 | dwBlueBits = winCountBits(pScreenPriv->dwBlueMask); | |
730 | ||
731 | /* Store the maximum number of ones in a color mask as the bitsPerRGB */ | |
732 | if (dwRedBits == 0 || dwGreenBits == 0 || dwBlueBits == 0) | |
733 | pScreenPriv->dwBitsPerRGB = 8; | |
734 | else if (dwRedBits > dwGreenBits && dwRedBits > dwBlueBits) | |
735 | pScreenPriv->dwBitsPerRGB = dwRedBits; | |
736 | else if (dwGreenBits > dwRedBits && dwGreenBits > dwBlueBits) | |
737 | pScreenPriv->dwBitsPerRGB = dwGreenBits; | |
738 | else | |
739 | pScreenPriv->dwBitsPerRGB = dwBlueBits; | |
740 | ||
741 | winDebug("winInitVisualsShadowDDNL - Masks %08x %08x %08x BPRGB %d d %d " | |
742 | "bpp %d\n", | |
743 | (unsigned int) pScreenPriv->dwRedMask, | |
744 | (unsigned int) pScreenPriv->dwGreenMask, | |
745 | (unsigned int) pScreenPriv->dwBlueMask, | |
746 | (int) pScreenPriv->dwBitsPerRGB, | |
747 | (int) pScreenInfo->dwDepth, (int) pScreenInfo->dwBPP); | |
748 | ||
749 | /* Create a single visual according to the Windows screen depth */ | |
750 | switch (pScreenInfo->dwDepth) { | |
751 | case 24: | |
752 | case 16: | |
753 | case 15: | |
754 | /* Setup the real visual */ | |
755 | if (!miSetVisualTypesAndMasks(pScreenInfo->dwDepth, | |
756 | TrueColorMask, | |
757 | pScreenPriv->dwBitsPerRGB, | |
758 | -1, | |
759 | pScreenPriv->dwRedMask, | |
760 | pScreenPriv->dwGreenMask, | |
761 | pScreenPriv->dwBlueMask)) { | |
762 | ErrorF("winInitVisualsShadowDDNL - miSetVisualTypesAndMasks " | |
763 | "failed for TrueColor\n"); | |
764 | return FALSE; | |
765 | } | |
766 | ||
767 | #ifdef XWIN_EMULATEPSEUDO | |
768 | if (!pScreenInfo->fEmulatePseudo) | |
769 | break; | |
770 | ||
771 | /* Setup a pseudocolor visual */ | |
772 | if (!miSetVisualTypesAndMasks(8, PseudoColorMask, 8, -1, 0, 0, 0)) { | |
773 | ErrorF("winInitVisualsShadowDDNL - miSetVisualTypesAndMasks " | |
774 | "failed for PseudoColor\n"); | |
775 | return FALSE; | |
776 | } | |
777 | #endif | |
778 | break; | |
779 | ||
780 | case 8: | |
781 | if (!miSetVisualTypesAndMasks(pScreenInfo->dwDepth, | |
782 | pScreenInfo->fFullScreen | |
783 | ? PseudoColorMask : StaticColorMask, | |
784 | pScreenPriv->dwBitsPerRGB, | |
785 | pScreenInfo->fFullScreen | |
786 | ? PseudoColor : StaticColor, | |
787 | pScreenPriv->dwRedMask, | |
788 | pScreenPriv->dwGreenMask, | |
789 | pScreenPriv->dwBlueMask)) { | |
790 | ErrorF("winInitVisualsShadowDDNL - miSetVisualTypesAndMasks " | |
791 | "failed\n"); | |
792 | return FALSE; | |
793 | } | |
794 | break; | |
795 | ||
796 | default: | |
797 | ErrorF("winInitVisualsShadowDDNL - Unknown screen depth\n"); | |
798 | return FALSE; | |
799 | } | |
800 | ||
801 | #if CYGDEBUG | |
802 | winDebug("winInitVisualsShadowDDNL - Returning\n"); | |
803 | #endif | |
804 | ||
805 | return TRUE; | |
806 | } | |
807 | ||
808 | /* | |
809 | * Adjust the user proposed video mode | |
810 | */ | |
811 | ||
812 | static Bool | |
813 | winAdjustVideoModeShadowDDNL(ScreenPtr pScreen) | |
814 | { | |
815 | winScreenPriv(pScreen); | |
816 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
817 | HDC hdc = NULL; | |
818 | DWORD dwBPP; | |
819 | ||
820 | /* We're in serious trouble if we can't get a DC */ | |
821 | hdc = GetDC(NULL); | |
822 | if (hdc == NULL) { | |
823 | ErrorF("winAdjustVideoModeShadowDDNL - GetDC () failed\n"); | |
824 | return FALSE; | |
825 | } | |
826 | ||
827 | /* Query GDI for current display depth */ | |
828 | dwBPP = GetDeviceCaps(hdc, BITSPIXEL); | |
829 | ||
830 | /* DirectDraw can only change the depth in fullscreen mode */ | |
831 | if (!(pScreenInfo->fFullScreen && (pScreenInfo->dwBPP != WIN_DEFAULT_BPP))) { | |
832 | /* Otherwise, We'll use GDI's depth */ | |
833 | pScreenInfo->dwBPP = dwBPP; | |
834 | } | |
835 | ||
836 | /* Release our DC */ | |
837 | ReleaseDC(NULL, hdc); | |
838 | ||
839 | return TRUE; | |
840 | } | |
841 | ||
842 | /* | |
843 | * Blt exposed regions to the screen | |
844 | */ | |
845 | ||
846 | static Bool | |
847 | winBltExposedRegionsShadowDDNL(ScreenPtr pScreen) | |
848 | { | |
849 | winScreenPriv(pScreen); | |
850 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
851 | RECT rcSrc, rcDest; | |
852 | POINT ptOrigin; | |
853 | HDC hdcUpdate; | |
854 | PAINTSTRUCT ps; | |
855 | HRESULT ddrval = DD_OK; | |
856 | Bool fReturn = TRUE; | |
857 | int i; | |
858 | ||
859 | /* Quite common case. The primary surface was lost (maybe because of depth | |
860 | * change). Try to create a new primary surface. Bail out if this fails */ | |
861 | if (pScreenPriv->pddsPrimary4 == NULL && pScreenPriv->fRetryCreateSurface && | |
862 | !winCreatePrimarySurfaceShadowDDNL(pScreen)) { | |
863 | Sleep(100); | |
864 | return FALSE; | |
865 | } | |
866 | if (pScreenPriv->pddsPrimary4 == NULL) | |
867 | return FALSE; | |
868 | ||
869 | /* BeginPaint gives us an hdc that clips to the invalidated region */ | |
870 | hdcUpdate = BeginPaint(pScreenPriv->hwndScreen, &ps); | |
871 | if (hdcUpdate == NULL) { | |
872 | fReturn = FALSE; | |
873 | ErrorF("winBltExposedRegionsShadowDDNL - BeginPaint () returned " | |
874 | "a NULL device context handle. Aborting blit attempt.\n"); | |
875 | goto winBltExposedRegionsShadowDDNL_Exit; | |
876 | } | |
877 | ||
878 | /* Get the origin of the window in the screen coords */ | |
879 | ptOrigin.x = pScreenInfo->dwXOffset; | |
880 | ptOrigin.y = pScreenInfo->dwYOffset; | |
881 | ||
882 | MapWindowPoints(pScreenPriv->hwndScreen, | |
883 | HWND_DESKTOP, (LPPOINT) &ptOrigin, 1); | |
884 | rcDest.left = ptOrigin.x; | |
885 | rcDest.right = ptOrigin.x + pScreenInfo->dwWidth; | |
886 | rcDest.top = ptOrigin.y; | |
887 | rcDest.bottom = ptOrigin.y + pScreenInfo->dwHeight; | |
888 | ||
889 | /* Source can be entire shadow surface, as Blt should clip for us */ | |
890 | rcSrc.left = 0; | |
891 | rcSrc.top = 0; | |
892 | rcSrc.right = pScreenInfo->dwWidth; | |
893 | rcSrc.bottom = pScreenInfo->dwHeight; | |
894 | ||
895 | /* Try to regain the primary surface and blit again if we've lost it */ | |
896 | for (i = 0; i <= WIN_REGAIN_SURFACE_RETRIES; ++i) { | |
897 | /* Our Blt should be clipped to the invalidated region */ | |
898 | ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4, | |
899 | &rcDest, | |
900 | pScreenPriv->pddsShadow4, | |
901 | &rcSrc, DDBLT_WAIT, NULL); | |
902 | if (ddrval == DDERR_SURFACELOST) { | |
903 | /* Surface was lost */ | |
904 | winErrorFVerb(1, "winBltExposedRegionsShadowDDNL - " | |
905 | "IDirectDrawSurface4_Blt reported that the primary " | |
906 | "surface was lost, trying to restore, retry: %d\n", | |
907 | i + 1); | |
908 | ||
909 | /* Try to restore the surface, once */ | |
910 | ||
911 | ddrval = IDirectDrawSurface4_Restore(pScreenPriv->pddsPrimary4); | |
912 | winDebug("winBltExposedRegionsShadowDDNL - " | |
913 | "IDirectDrawSurface4_Restore returned: "); | |
914 | if (ddrval == DD_OK) | |
915 | winDebug("DD_OK\n"); | |
916 | else if (ddrval == DDERR_WRONGMODE) | |
917 | winDebug("DDERR_WRONGMODE\n"); | |
918 | else if (ddrval == DDERR_INCOMPATIBLEPRIMARY) | |
919 | winDebug("DDERR_INCOMPATIBLEPRIMARY\n"); | |
920 | else if (ddrval == DDERR_UNSUPPORTED) | |
921 | winDebug("DDERR_UNSUPPORTED\n"); | |
922 | else if (ddrval == DDERR_INVALIDPARAMS) | |
923 | winDebug("DDERR_INVALIDPARAMS\n"); | |
924 | else if (ddrval == DDERR_INVALIDOBJECT) | |
925 | winDebug("DDERR_INVALIDOBJECT\n"); | |
926 | else | |
927 | winDebug("unknown error: %08x\n", (unsigned int) ddrval); | |
928 | ||
929 | /* Loop around to try the blit one more time */ | |
930 | continue; | |
931 | } | |
932 | else if (FAILED(ddrval)) { | |
933 | fReturn = FALSE; | |
934 | winErrorFVerb(1, "winBltExposedRegionsShadowDDNL - " | |
935 | "IDirectDrawSurface4_Blt failed, but surface not " | |
936 | "lost: %08x %d\n", | |
937 | (unsigned int) ddrval, (int) ddrval); | |
938 | goto winBltExposedRegionsShadowDDNL_Exit; | |
939 | } | |
940 | else { | |
941 | /* Success, stop looping */ | |
942 | break; | |
943 | } | |
944 | } | |
945 | ||
946 | winBltExposedRegionsShadowDDNL_Exit: | |
947 | /* EndPaint frees the DC */ | |
948 | if (hdcUpdate != NULL) | |
949 | EndPaint(pScreenPriv->hwndScreen, &ps); | |
950 | return fReturn; | |
951 | } | |
952 | ||
953 | /* | |
954 | * Do any engine-specific application-activation processing | |
955 | */ | |
956 | ||
957 | static Bool | |
958 | winActivateAppShadowDDNL(ScreenPtr pScreen) | |
959 | { | |
960 | winScreenPriv(pScreen); | |
961 | ||
962 | /* | |
963 | * Do we have a surface? | |
964 | * Are we active? | |
965 | * Are we full screen? | |
966 | */ | |
967 | if (pScreenPriv != NULL | |
968 | && pScreenPriv->pddsPrimary4 != NULL && pScreenPriv->fActive) { | |
969 | /* Primary surface was lost, restore it */ | |
970 | IDirectDrawSurface4_Restore(pScreenPriv->pddsPrimary4); | |
971 | } | |
972 | ||
973 | return TRUE; | |
974 | } | |
975 | ||
976 | /* | |
977 | * Reblit the shadow framebuffer to the screen. | |
978 | */ | |
979 | ||
980 | static Bool | |
981 | winRedrawScreenShadowDDNL(ScreenPtr pScreen) | |
982 | { | |
983 | winScreenPriv(pScreen); | |
984 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
985 | HRESULT ddrval = DD_OK; | |
986 | RECT rcSrc, rcDest; | |
987 | POINT ptOrigin; | |
988 | ||
989 | /* Get the origin of the window in the screen coords */ | |
990 | ptOrigin.x = pScreenInfo->dwXOffset; | |
991 | ptOrigin.y = pScreenInfo->dwYOffset; | |
992 | MapWindowPoints(pScreenPriv->hwndScreen, | |
993 | HWND_DESKTOP, (LPPOINT) &ptOrigin, 1); | |
994 | rcDest.left = ptOrigin.x; | |
995 | rcDest.right = ptOrigin.x + pScreenInfo->dwWidth; | |
996 | rcDest.top = ptOrigin.y; | |
997 | rcDest.bottom = ptOrigin.y + pScreenInfo->dwHeight; | |
998 | ||
999 | /* Source can be entire shadow surface, as Blt should clip for us */ | |
1000 | rcSrc.left = 0; | |
1001 | rcSrc.top = 0; | |
1002 | rcSrc.right = pScreenInfo->dwWidth; | |
1003 | rcSrc.bottom = pScreenInfo->dwHeight; | |
1004 | ||
1005 | /* Redraw the whole window, to take account for the new colors */ | |
1006 | ddrval = IDirectDrawSurface4_Blt(pScreenPriv->pddsPrimary4, | |
1007 | &rcDest, | |
1008 | pScreenPriv->pddsShadow4, | |
1009 | &rcSrc, DDBLT_WAIT, NULL); | |
1010 | if (FAILED(ddrval)) { | |
1011 | ErrorF("winRedrawScreenShadowDDNL - IDirectDrawSurface4_Blt () " | |
1012 | "failed: %08x\n", (unsigned int) ddrval); | |
1013 | } | |
1014 | ||
1015 | return TRUE; | |
1016 | } | |
1017 | ||
1018 | /* | |
1019 | * Realize the currently installed colormap | |
1020 | */ | |
1021 | ||
1022 | static Bool | |
1023 | winRealizeInstalledPaletteShadowDDNL(ScreenPtr pScreen) | |
1024 | { | |
1025 | return TRUE; | |
1026 | } | |
1027 | ||
1028 | /* | |
1029 | * Install the specified colormap | |
1030 | */ | |
1031 | ||
1032 | static Bool | |
1033 | winInstallColormapShadowDDNL(ColormapPtr pColormap) | |
1034 | { | |
1035 | ScreenPtr pScreen = pColormap->pScreen; | |
1036 | ||
1037 | winScreenPriv(pScreen); | |
1038 | winCmapPriv(pColormap); | |
1039 | HRESULT ddrval = DD_OK; | |
1040 | ||
1041 | /* Install the DirectDraw palette on the primary surface */ | |
1042 | ddrval = IDirectDrawSurface4_SetPalette(pScreenPriv->pddsPrimary4, | |
1043 | pCmapPriv->lpDDPalette); | |
1044 | if (FAILED(ddrval)) { | |
1045 | ErrorF("winInstallColormapShadowDDNL - Failed installing the " | |
1046 | "DirectDraw palette.\n"); | |
1047 | return FALSE; | |
1048 | } | |
1049 | ||
1050 | /* Save a pointer to the newly installed colormap */ | |
1051 | pScreenPriv->pcmapInstalled = pColormap; | |
1052 | ||
1053 | return TRUE; | |
1054 | } | |
1055 | ||
1056 | /* | |
1057 | * Store the specified colors in the specified colormap | |
1058 | */ | |
1059 | ||
1060 | static Bool | |
1061 | winStoreColorsShadowDDNL(ColormapPtr pColormap, int ndef, xColorItem * pdefs) | |
1062 | { | |
1063 | ScreenPtr pScreen = pColormap->pScreen; | |
1064 | ||
1065 | winScreenPriv(pScreen); | |
1066 | winCmapPriv(pColormap); | |
1067 | ColormapPtr curpmap = pScreenPriv->pcmapInstalled; | |
1068 | HRESULT ddrval = DD_OK; | |
1069 | ||
1070 | /* Put the X colormap entries into the Windows logical palette */ | |
1071 | ddrval = IDirectDrawPalette_SetEntries(pCmapPriv->lpDDPalette, | |
1072 | 0, | |
1073 | pdefs[0].pixel, | |
1074 | ndef, | |
1075 | pCmapPriv->peColors | |
1076 | + pdefs[0].pixel); | |
1077 | if (FAILED(ddrval)) { | |
1078 | ErrorF("winStoreColorsShadowDDNL - SetEntries () failed: %08x\n", | |
1079 | (unsigned int) ddrval); | |
1080 | return FALSE; | |
1081 | } | |
1082 | ||
1083 | /* Don't install the DirectDraw palette if the colormap is not installed */ | |
1084 | if (pColormap != curpmap) { | |
1085 | return TRUE; | |
1086 | } | |
1087 | ||
1088 | if (!winInstallColormapShadowDDNL(pColormap)) { | |
1089 | ErrorF("winStoreColorsShadowDDNL - Failed installing colormap\n"); | |
1090 | return FALSE; | |
1091 | } | |
1092 | ||
1093 | return TRUE; | |
1094 | } | |
1095 | ||
1096 | /* | |
1097 | * Colormap initialization procedure | |
1098 | */ | |
1099 | ||
1100 | static Bool | |
1101 | winCreateColormapShadowDDNL(ColormapPtr pColormap) | |
1102 | { | |
1103 | HRESULT ddrval = DD_OK; | |
1104 | ScreenPtr pScreen = pColormap->pScreen; | |
1105 | ||
1106 | winScreenPriv(pScreen); | |
1107 | winCmapPriv(pColormap); | |
1108 | ||
1109 | /* Create a DirectDraw palette */ | |
1110 | ddrval = IDirectDraw4_CreatePalette(pScreenPriv->pdd4, | |
1111 | DDPCAPS_8BIT | DDPCAPS_ALLOW256, | |
1112 | pCmapPriv->peColors, | |
1113 | &pCmapPriv->lpDDPalette, NULL); | |
1114 | if (FAILED(ddrval)) { | |
1115 | ErrorF("winCreateColormapShadowDDNL - CreatePalette failed\n"); | |
1116 | return FALSE; | |
1117 | } | |
1118 | ||
1119 | return TRUE; | |
1120 | } | |
1121 | ||
1122 | /* | |
1123 | * Colormap destruction procedure | |
1124 | */ | |
1125 | ||
1126 | static Bool | |
1127 | winDestroyColormapShadowDDNL(ColormapPtr pColormap) | |
1128 | { | |
1129 | winScreenPriv(pColormap->pScreen); | |
1130 | winCmapPriv(pColormap); | |
1131 | HRESULT ddrval = DD_OK; | |
1132 | ||
1133 | /* | |
1134 | * Is colormap to be destroyed the default? | |
1135 | * | |
1136 | * Non-default colormaps should have had winUninstallColormap | |
1137 | * called on them before we get here. The default colormap | |
1138 | * will not have had winUninstallColormap called on it. Thus, | |
1139 | * we need to handle the default colormap in a special way. | |
1140 | */ | |
1141 | if (pColormap->flags & IsDefault) { | |
1142 | #if CYGDEBUG | |
1143 | winDebug | |
1144 | ("winDestroyColormapShadowDDNL - Destroying default colormap\n"); | |
1145 | #endif | |
1146 | ||
1147 | /* | |
1148 | * FIXME: Walk the list of all screens, popping the default | |
1149 | * palette out of each screen device context. | |
1150 | */ | |
1151 | ||
1152 | /* Pop the palette out of the primary surface */ | |
1153 | ddrval = IDirectDrawSurface4_SetPalette(pScreenPriv->pddsPrimary4, | |
1154 | NULL); | |
1155 | if (FAILED(ddrval)) { | |
1156 | ErrorF("winDestroyColormapShadowDDNL - Failed freeing the " | |
1157 | "default colormap DirectDraw palette.\n"); | |
1158 | return FALSE; | |
1159 | } | |
1160 | ||
1161 | /* Clear our private installed colormap pointer */ | |
1162 | pScreenPriv->pcmapInstalled = NULL; | |
1163 | } | |
1164 | ||
1165 | /* Release the palette */ | |
1166 | IDirectDrawPalette_Release(pCmapPriv->lpDDPalette); | |
1167 | ||
1168 | /* Invalidate the colormap privates */ | |
1169 | pCmapPriv->lpDDPalette = NULL; | |
1170 | ||
1171 | return TRUE; | |
1172 | } | |
1173 | ||
1174 | /* | |
1175 | * Set pointers to our engine specific functions | |
1176 | */ | |
1177 | ||
1178 | Bool | |
1179 | winSetEngineFunctionsShadowDDNL(ScreenPtr pScreen) | |
1180 | { | |
1181 | winScreenPriv(pScreen); | |
1182 | winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo; | |
1183 | ||
1184 | /* Set our pointers */ | |
1185 | pScreenPriv->pwinAllocateFB = winAllocateFBShadowDDNL; | |
1186 | pScreenPriv->pwinFreeFB = winFreeFBShadowDDNL; | |
1187 | pScreenPriv->pwinShadowUpdate = winShadowUpdateDDNL; | |
1188 | pScreenPriv->pwinInitScreen = winInitScreenShadowDDNL; | |
1189 | pScreenPriv->pwinCloseScreen = winCloseScreenShadowDDNL; | |
1190 | pScreenPriv->pwinInitVisuals = winInitVisualsShadowDDNL; | |
1191 | pScreenPriv->pwinAdjustVideoMode = winAdjustVideoModeShadowDDNL; | |
1192 | if (pScreenInfo->fFullScreen) | |
1193 | pScreenPriv->pwinCreateBoundingWindow = | |
1194 | winCreateBoundingWindowFullScreen; | |
1195 | else | |
1196 | pScreenPriv->pwinCreateBoundingWindow = winCreateBoundingWindowWindowed; | |
1197 | pScreenPriv->pwinFinishScreenInit = winFinishScreenInitFB; | |
1198 | pScreenPriv->pwinBltExposedRegions = winBltExposedRegionsShadowDDNL; | |
1199 | pScreenPriv->pwinActivateApp = winActivateAppShadowDDNL; | |
1200 | pScreenPriv->pwinRedrawScreen = winRedrawScreenShadowDDNL; | |
1201 | pScreenPriv->pwinRealizeInstalledPalette | |
1202 | = winRealizeInstalledPaletteShadowDDNL; | |
1203 | pScreenPriv->pwinInstallColormap = winInstallColormapShadowDDNL; | |
1204 | pScreenPriv->pwinStoreColors = winStoreColorsShadowDDNL; | |
1205 | pScreenPriv->pwinCreateColormap = winCreateColormapShadowDDNL; | |
1206 | pScreenPriv->pwinDestroyColormap = winDestroyColormapShadowDDNL; | |
1207 | pScreenPriv->pwinHotKeyAltTab = | |
1208 | (winHotKeyAltTabProcPtr) (void (*)(void)) NoopDDA; | |
1209 | pScreenPriv->pwinCreatePrimarySurface = winCreatePrimarySurfaceShadowDDNL; | |
1210 | pScreenPriv->pwinReleasePrimarySurface = winReleasePrimarySurfaceShadowDDNL; | |
1211 | #ifdef XWIN_MULTIWINDOW | |
1212 | pScreenPriv->pwinFinishCreateWindowsWindow | |
1213 | = (winFinishCreateWindowsWindowProcPtr) (void (*)(void)) NoopDDA; | |
1214 | #endif | |
1215 | ||
1216 | return TRUE; | |
1217 | } |