e14743d1 |
1 | /* |
2 | SDL - Simple DirectMedia Layer |
3 | Copyright (C) 1997-2009 Sam Lantinga |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | This library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with this library; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | Sam Lantinga |
20 | slouken@libsdl.org |
21 | */ |
22 | #include "SDL_config.h" |
23 | |
24 | /* |
25 | GEM video driver |
26 | |
27 | Patrice Mandin |
28 | and work from |
29 | Olivier Landemarre, Johan Klockars, Xavier Joubert, Claude Attard |
30 | */ |
31 | |
32 | /* Mint includes */ |
33 | #include <gem.h> |
34 | #include <gemx.h> |
35 | #include <mint/osbind.h> |
36 | #include <mint/cookie.h> |
37 | |
38 | #include "SDL_endian.h" |
39 | #include "SDL_video.h" |
40 | #include "SDL_mouse.h" |
41 | #include "../SDL_sysvideo.h" |
42 | #include "../SDL_pixels_c.h" |
43 | #include "../../events/SDL_events_c.h" |
44 | #include "../SDL_cursor_c.h" |
45 | |
46 | #include "../ataricommon/SDL_ataric2p_s.h" |
47 | #include "../ataricommon/SDL_atarieddi_s.h" |
48 | #include "../ataricommon/SDL_atarimxalloc_c.h" |
49 | #include "../ataricommon/SDL_atarigl_c.h" |
50 | |
51 | #include "SDL_gemvideo.h" |
52 | #include "SDL_gemevents_c.h" |
53 | #include "SDL_gemmouse_c.h" |
54 | #include "SDL_gemwm_c.h" |
55 | #include "../ataricommon/SDL_xbiosevents_c.h" |
56 | #include "../ataricommon/SDL_ataridevmouse_c.h" |
57 | |
58 | /* Defines */ |
59 | |
60 | /*#define DEBUG_VIDEO_GEM 1*/ |
61 | |
62 | #define GEM_VID_DRIVER_NAME "gem" |
63 | |
64 | #undef MIN |
65 | #define MIN(a,b) (((a)<(b)) ? (a) : (b)) |
66 | #undef MAX |
67 | #define MAX(a,b) (((a)>(b)) ? (a) : (b)) |
68 | |
69 | /* Variables */ |
70 | |
71 | static unsigned char vdi_index[256] = { |
72 | 0, 2, 3, 6, 4, 7, 5, 8, |
73 | 9, 10, 11, 14, 12, 15, 13, 255 |
74 | }; |
75 | |
76 | static const unsigned char empty_name[]=""; |
77 | |
78 | /* Initialization/Query functions */ |
79 | static int GEM_VideoInit(_THIS, SDL_PixelFormat *vformat); |
80 | static SDL_Rect **GEM_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); |
81 | static SDL_Surface *GEM_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); |
82 | static int GEM_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); |
83 | static void GEM_VideoQuit(_THIS); |
84 | |
85 | /* Hardware surface functions */ |
86 | static int GEM_AllocHWSurface(_THIS, SDL_Surface *surface); |
87 | static int GEM_LockHWSurface(_THIS, SDL_Surface *surface); |
88 | static int GEM_FlipHWSurface(_THIS, SDL_Surface *surface); |
89 | static void GEM_UnlockHWSurface(_THIS, SDL_Surface *surface); |
90 | static void GEM_FreeHWSurface(_THIS, SDL_Surface *surface); |
91 | static void GEM_UpdateRects(_THIS, int numrects, SDL_Rect *rects); |
92 | #if 0 |
93 | static int GEM_ToggleFullScreen(_THIS, int on); |
94 | #endif |
95 | |
96 | /* Internal functions */ |
97 | static void GEM_FreeBuffers(_THIS); |
98 | static void GEM_ClearScreen(_THIS); |
99 | static void GEM_ClearRect(_THIS, short *rect); |
100 | static void GEM_SetNewPalette(_THIS, Uint16 newpal[256][3]); |
101 | static void GEM_LockScreen(_THIS); |
102 | static void GEM_UnlockScreen(_THIS); |
103 | static void refresh_window(_THIS, int winhandle, short *rect); |
104 | |
105 | #if SDL_VIDEO_OPENGL |
106 | /* OpenGL functions */ |
107 | static void GEM_GL_SwapBuffers(_THIS); |
108 | #endif |
109 | |
110 | /* GEM driver bootstrap functions */ |
111 | |
112 | static int GEM_Available(void) |
113 | { |
114 | /* Test if AES available */ |
115 | if (appl_init() == -1) |
116 | return 0; |
117 | |
118 | appl_exit(); |
119 | return 1; |
120 | } |
121 | |
122 | static void GEM_DeleteDevice(SDL_VideoDevice *device) |
123 | { |
124 | SDL_free(device->hidden); |
125 | SDL_free(device); |
126 | } |
127 | |
128 | static SDL_VideoDevice *GEM_CreateDevice(int devindex) |
129 | { |
130 | SDL_VideoDevice *device; |
131 | int vectors_mask; |
132 | unsigned long dummy; |
133 | |
134 | /* Initialize all variables that we clean on shutdown */ |
135 | device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
136 | if ( device ) { |
137 | SDL_memset(device, 0, (sizeof *device)); |
138 | device->hidden = (struct SDL_PrivateVideoData *) |
139 | SDL_malloc((sizeof *device->hidden)); |
140 | device->gl_data = (struct SDL_PrivateGLData *) |
141 | SDL_malloc((sizeof *device->gl_data)); |
142 | } |
143 | if ( (device == NULL) || (device->hidden == NULL) ) { |
144 | SDL_OutOfMemory(); |
145 | if ( device ) { |
146 | SDL_free(device); |
147 | } |
148 | return(0); |
149 | } |
150 | SDL_memset(device->hidden, 0, (sizeof *device->hidden)); |
151 | SDL_memset(device->gl_data, 0, sizeof(*device->gl_data)); |
152 | |
153 | /* Set the function pointers */ |
154 | device->VideoInit = GEM_VideoInit; |
155 | device->ListModes = GEM_ListModes; |
156 | device->SetVideoMode = GEM_SetVideoMode; |
157 | device->SetColors = GEM_SetColors; |
158 | device->UpdateRects = NULL /*GEM_UpdateRects*/; |
159 | device->VideoQuit = GEM_VideoQuit; |
160 | device->AllocHWSurface = GEM_AllocHWSurface; |
161 | device->LockHWSurface = GEM_LockHWSurface; |
162 | device->UnlockHWSurface = GEM_UnlockHWSurface; |
163 | device->FlipHWSurface = GEM_FlipHWSurface; |
164 | device->FreeHWSurface = GEM_FreeHWSurface; |
165 | device->ToggleFullScreen = NULL /*GEM_ToggleFullScreen*/; |
166 | |
167 | /* Window manager */ |
168 | device->SetCaption = GEM_SetCaption; |
169 | device->SetIcon = GEM_SetIcon; |
170 | device->IconifyWindow = GEM_IconifyWindow; |
171 | device->GrabInput = GEM_GrabInput; |
172 | |
173 | /* Events */ |
174 | device->InitOSKeymap = GEM_InitOSKeymap; |
175 | device->PumpEvents = GEM_PumpEvents; |
176 | |
177 | /* Mouse */ |
178 | device->FreeWMCursor = GEM_FreeWMCursor; |
179 | device->CreateWMCursor = GEM_CreateWMCursor; |
180 | device->ShowWMCursor = GEM_ShowWMCursor; |
181 | device->WarpWMCursor = NULL /*GEM_WarpWMCursor*/; |
182 | device->CheckMouseMode = GEM_CheckMouseMode; |
183 | |
184 | #if SDL_VIDEO_OPENGL |
185 | /* OpenGL functions */ |
186 | device->GL_LoadLibrary = SDL_AtariGL_LoadLibrary; |
187 | device->GL_GetProcAddress = SDL_AtariGL_GetProcAddress; |
188 | device->GL_GetAttribute = SDL_AtariGL_GetAttribute; |
189 | device->GL_MakeCurrent = SDL_AtariGL_MakeCurrent; |
190 | device->GL_SwapBuffers = GEM_GL_SwapBuffers; |
191 | #endif |
192 | |
193 | device->hidden->use_dev_mouse = |
194 | (SDL_AtariDevMouse_Open()!=0) ? SDL_TRUE : SDL_FALSE; |
195 | |
196 | vectors_mask = ATARI_XBIOS_JOYSTICKEVENTS; /* XBIOS joystick events */ |
197 | if (!(device->hidden->use_dev_mouse)) { |
198 | vectors_mask |= ATARI_XBIOS_MOUSEEVENTS; /* XBIOS mouse events */ |
199 | } |
200 | /* if (Getcookie(C_MiNT, &dummy)==C_FOUND) { |
201 | vectors_mask = 0; |
202 | }*/ |
203 | |
204 | SDL_AtariXbios_InstallVectors(vectors_mask); |
205 | |
206 | device->free = GEM_DeleteDevice; |
207 | |
208 | return device; |
209 | } |
210 | |
211 | VideoBootStrap GEM_bootstrap = { |
212 | GEM_VID_DRIVER_NAME, "Atari GEM video driver", |
213 | GEM_Available, GEM_CreateDevice |
214 | }; |
215 | |
216 | static void VDI_ReadExtInfo(_THIS, short *work_out) |
217 | { |
218 | unsigned long EdDI_version; |
219 | unsigned long cookie_EdDI; |
220 | Uint32 num_colours; |
221 | Uint16 clut_type, num_bits; |
222 | |
223 | /* Read EdDI informations */ |
224 | if (Getcookie(C_EdDI, &cookie_EdDI) == C_NOTFOUND) { |
225 | return; |
226 | } |
227 | |
228 | EdDI_version = Atari_get_EdDI_version( (void *)cookie_EdDI); |
229 | |
230 | vq_scrninfo(VDI_handle, work_out); |
231 | |
232 | VDI_format = work_out[0]; |
233 | clut_type = work_out[1]; |
234 | num_bits = work_out[2]; |
235 | num_colours = *((Uint32 *) &work_out[3]); |
236 | |
237 | /* With EdDI>=1.1, we can have screen pitch, address and format |
238 | * so we can directly write to screen without using vro_cpyfm |
239 | */ |
240 | if (EdDI_version >= EDDI_11) { |
241 | VDI_pitch = work_out[5]; |
242 | VDI_screen = (void *) *((unsigned long *) &work_out[6]); |
243 | } |
244 | |
245 | switch(clut_type) { |
246 | case VDI_CLUT_HARDWARE: |
247 | { |
248 | int i; |
249 | Uint16 *tmp_p; |
250 | |
251 | tmp_p = (Uint16 *)&work_out[16]; |
252 | |
253 | for (i=0;i<256;i++) { |
254 | vdi_index[*tmp_p++] = i; |
255 | } |
256 | } |
257 | break; |
258 | case VDI_CLUT_SOFTWARE: |
259 | { |
260 | int component; /* red, green, blue, alpha, overlay */ |
261 | int num_bit; |
262 | unsigned short *tmp_p; |
263 | |
264 | /* We can build masks with info here */ |
265 | tmp_p = (unsigned short *) &work_out[16]; |
266 | for (component=0;component<5;component++) { |
267 | for (num_bit=0;num_bit<16;num_bit++) { |
268 | unsigned short valeur; |
269 | |
270 | valeur = *tmp_p++; |
271 | |
272 | if (valeur == 0xffff) { |
273 | continue; |
274 | } |
275 | |
276 | switch(component) { |
277 | case 0: |
278 | VDI_redmask |= 1<< valeur; |
279 | break; |
280 | case 1: |
281 | VDI_greenmask |= 1<< valeur; |
282 | break; |
283 | case 2: |
284 | VDI_bluemask |= 1<< valeur; |
285 | break; |
286 | case 3: |
287 | VDI_alphamask |= 1<< valeur; |
288 | break; |
289 | } |
290 | } |
291 | } |
292 | } |
293 | |
294 | /* Remove lower green bits for Intel endian screen */ |
295 | if ((VDI_greenmask == ((7<<13)|3)) || (VDI_greenmask == ((7<<13)|7))) { |
296 | VDI_greenmask &= ~(7<<13); |
297 | } |
298 | break; |
299 | case VDI_CLUT_NONE: |
300 | break; |
301 | } |
302 | } |
303 | |
304 | int GEM_VideoInit(_THIS, SDL_PixelFormat *vformat) |
305 | { |
306 | int i, menubar_size; |
307 | short work_in[12], work_out[272], dummy; |
308 | |
309 | /* Open AES (Application Environment Services) */ |
310 | if (appl_init() == -1) { |
311 | fprintf(stderr,"Can not open AES\n"); |
312 | return 1; |
313 | } |
314 | |
315 | /* Read version and features */ |
316 | GEM_version = aes_global[0]; |
317 | if (GEM_version >= 0x0410) { |
318 | short ap_gout[4], errorcode; |
319 | |
320 | GEM_wfeatures=0; |
321 | errorcode=appl_getinfo(AES_WINDOW, &ap_gout[0], &ap_gout[1], &ap_gout[2], &ap_gout[3]); |
322 | |
323 | if (errorcode==0) { |
324 | GEM_wfeatures=ap_gout[0]; |
325 | } |
326 | } |
327 | |
328 | /* Ask VDI physical workstation handle opened by AES */ |
329 | VDI_handle = graf_handle(&dummy, &dummy, &dummy, &dummy); |
330 | if (VDI_handle<1) { |
331 | fprintf(stderr,"Wrong VDI handle %d returned by AES\n",VDI_handle); |
332 | return 1; |
333 | } |
334 | |
335 | /* Open virtual VDI workstation */ |
336 | work_in[0]=Getrez()+2; |
337 | for(i = 1; i < 10; i++) |
338 | work_in[i] = 1; |
339 | work_in[10] = 2; |
340 | |
341 | v_opnvwk(work_in, &VDI_handle, work_out); |
342 | if (VDI_handle == 0) { |
343 | fprintf(stderr,"Can not open VDI virtual workstation\n"); |
344 | return 1; |
345 | } |
346 | |
347 | /* Read fullscreen size */ |
348 | VDI_w = work_out[0] + 1; |
349 | VDI_h = work_out[1] + 1; |
350 | |
351 | /* Read desktop size and position */ |
352 | if (!wind_get(DESKTOP_HANDLE, WF_WORKXYWH, &GEM_desk_x, &GEM_desk_y, &GEM_desk_w, &GEM_desk_h)) { |
353 | fprintf(stderr,"Can not read desktop properties\n"); |
354 | return 1; |
355 | } |
356 | |
357 | /* Read bit depth */ |
358 | vq_extnd(VDI_handle, 1, work_out); |
359 | VDI_bpp = work_out[4]; |
360 | VDI_oldnumcolors=0; |
361 | |
362 | switch(VDI_bpp) { |
363 | case 8: |
364 | VDI_pixelsize=1; |
365 | break; |
366 | case 15: |
367 | case 16: |
368 | VDI_pixelsize=2; |
369 | break; |
370 | case 24: |
371 | VDI_pixelsize=3; |
372 | break; |
373 | case 32: |
374 | VDI_pixelsize=4; |
375 | break; |
376 | default: |
377 | fprintf(stderr,"%d bits colour depth not supported\n",VDI_bpp); |
378 | return 1; |
379 | } |
380 | |
381 | /* Setup hardware -> VDI palette mapping */ |
382 | for(i = 16; i < 255; i++) { |
383 | vdi_index[i] = i; |
384 | } |
385 | vdi_index[255] = 1; |
386 | |
387 | /* Save current palette */ |
388 | if (VDI_bpp>8) { |
389 | VDI_oldnumcolors=1<<8; |
390 | } else { |
391 | VDI_oldnumcolors=1<<VDI_bpp; |
392 | } |
393 | |
394 | for(i = 0; i < VDI_oldnumcolors; i++) { |
395 | short rgb[3]; |
396 | |
397 | vq_color(VDI_handle, i, 0, rgb); |
398 | |
399 | VDI_oldpalette[i][0] = rgb[0]; |
400 | VDI_oldpalette[i][1] = rgb[1]; |
401 | VDI_oldpalette[i][2] = rgb[2]; |
402 | } |
403 | VDI_setpalette = GEM_SetNewPalette; |
404 | SDL_memcpy(VDI_curpalette,VDI_oldpalette,sizeof(VDI_curpalette)); |
405 | |
406 | /* Setup screen info */ |
407 | GEM_title_name = empty_name; |
408 | GEM_icon_name = empty_name; |
409 | |
410 | GEM_handle = -1; |
411 | GEM_locked = SDL_FALSE; |
412 | GEM_win_fulled = SDL_FALSE; |
413 | GEM_fullscreen = SDL_FALSE; |
414 | GEM_lock_redraw = SDL_TRUE; /* Prevent redraw till buffers are setup */ |
415 | |
416 | VDI_screen = NULL; |
417 | VDI_pitch = VDI_w * VDI_pixelsize; |
418 | VDI_format = ( (VDI_bpp <= 8) ? VDI_FORMAT_INTER : VDI_FORMAT_PACK); |
419 | VDI_redmask = VDI_greenmask = VDI_bluemask = VDI_alphamask = 0; |
420 | VDI_ReadExtInfo(this, work_out); |
421 | |
422 | #ifdef DEBUG_VIDEO_GEM |
423 | printf("sdl:video:gem: screen: address=0x%08x, pitch=%d\n", VDI_screen, VDI_pitch); |
424 | printf("sdl:video:gem: format=%d\n", VDI_format); |
425 | printf("sdl:video:gem: masks: 0x%08x, 0x%08x, 0x%08x, 0x%08x\n", |
426 | VDI_alphamask, VDI_redmask, VDI_greenmask, VDI_bluemask |
427 | ); |
428 | #endif |
429 | |
430 | /* Setup destination mfdb */ |
431 | VDI_dst_mfdb.fd_addr = NULL; |
432 | |
433 | /* Determine the current screen size */ |
434 | this->info.current_w = VDI_w; |
435 | this->info.current_h = VDI_h; |
436 | |
437 | /* Determine the screen depth */ |
438 | /* we change this during the SDL_SetVideoMode implementation... */ |
439 | vformat->BitsPerPixel = VDI_bpp; |
440 | |
441 | /* Set mouse cursor to arrow */ |
442 | graf_mouse(ARROW, NULL); |
443 | GEM_cursor = NULL; |
444 | |
445 | /* Init chunky to planar routine */ |
446 | SDL_Atari_C2pConvert = SDL_Atari_C2pConvert8; |
447 | |
448 | /* Setup VDI fill functions */ |
449 | vsf_color(VDI_handle,0); |
450 | vsf_interior(VDI_handle,1); |
451 | vsf_perimeter(VDI_handle,0); |
452 | |
453 | /* Menu bar save buffer */ |
454 | menubar_size = GEM_desk_w * GEM_desk_y * VDI_pixelsize; |
455 | GEM_menubar=Atari_SysMalloc(menubar_size,MX_PREFTTRAM); |
456 | |
457 | /* Fill video modes list */ |
458 | SDL_modelist[0] = SDL_malloc(sizeof(SDL_Rect)); |
459 | SDL_modelist[0]->x = 0; |
460 | SDL_modelist[0]->y = 0; |
461 | SDL_modelist[0]->w = VDI_w; |
462 | SDL_modelist[0]->h = VDI_h; |
463 | |
464 | SDL_modelist[1] = NULL; |
465 | |
466 | #if SDL_VIDEO_OPENGL |
467 | SDL_AtariGL_InitPointers(this); |
468 | #endif |
469 | |
470 | this->info.wm_available = 1; |
471 | |
472 | /* We're done! */ |
473 | return(0); |
474 | } |
475 | |
476 | SDL_Rect **GEM_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) |
477 | { |
478 | if (format->BitsPerPixel != VDI_bpp) { |
479 | return ((SDL_Rect **)NULL); |
480 | } |
481 | |
482 | if (flags & SDL_FULLSCREEN) { |
483 | return (SDL_modelist); |
484 | } |
485 | |
486 | return((SDL_Rect **)-1); |
487 | } |
488 | |
489 | static void GEM_FreeBuffers(_THIS) |
490 | { |
491 | /* Release buffer */ |
492 | if ( GEM_buffer2 ) { |
493 | Mfree( GEM_buffer2 ); |
494 | GEM_buffer2=NULL; |
495 | } |
496 | |
497 | if ( GEM_buffer1 ) { |
498 | Mfree( GEM_buffer1 ); |
499 | GEM_buffer1=NULL; |
500 | } |
501 | } |
502 | |
503 | static void GEM_ClearRect(_THIS, short *rect) |
504 | { |
505 | short oldrgb[3], rgb[3]={0,0,0}; |
506 | |
507 | vq_color(VDI_handle, vdi_index[0], 0, oldrgb); |
508 | vs_color(VDI_handle, vdi_index[0], rgb); |
509 | |
510 | vsf_color(VDI_handle,0); |
511 | vsf_interior(VDI_handle,1); |
512 | vsf_perimeter(VDI_handle,0); |
513 | v_bar(VDI_handle, rect); |
514 | |
515 | vs_color(VDI_handle, vdi_index[0], oldrgb); |
516 | } |
517 | |
518 | static void GEM_ClearScreen(_THIS) |
519 | { |
520 | short pxy[4]; |
521 | |
522 | v_hide_c(VDI_handle); |
523 | |
524 | pxy[0] = pxy[1] = 0; |
525 | pxy[2] = VDI_w - 1; |
526 | pxy[3] = VDI_h - 1; |
527 | GEM_ClearRect(this, pxy); |
528 | |
529 | v_show_c(VDI_handle, 1); |
530 | } |
531 | |
532 | static void GEM_SetNewPalette(_THIS, Uint16 newpal[256][3]) |
533 | { |
534 | int i; |
535 | short rgb[3]; |
536 | |
537 | if (VDI_oldnumcolors==0) |
538 | return; |
539 | |
540 | for(i = 0; i < VDI_oldnumcolors; i++) { |
541 | rgb[0] = newpal[i][0]; |
542 | rgb[1] = newpal[i][1]; |
543 | rgb[2] = newpal[i][2]; |
544 | |
545 | vs_color(VDI_handle, i, rgb); |
546 | } |
547 | } |
548 | |
549 | static void GEM_LockScreen(_THIS) |
550 | { |
551 | if (!GEM_locked) { |
552 | /* Lock AES */ |
553 | wind_update(BEG_UPDATE); |
554 | wind_update(BEG_MCTRL); |
555 | /* Reserve memory space, used to be sure of compatibility */ |
556 | form_dial( FMD_START, 0,0,0,0, 0,0,VDI_w,VDI_h); |
557 | |
558 | /* Save menu bar */ |
559 | if (GEM_menubar) { |
560 | MFDB mfdb_src; |
561 | short blitcoords[8]; |
562 | |
563 | mfdb_src.fd_addr=GEM_menubar; |
564 | mfdb_src.fd_w=GEM_desk_w; |
565 | mfdb_src.fd_h=GEM_desk_y; |
566 | mfdb_src.fd_wdwidth=GEM_desk_w>>4; |
567 | mfdb_src.fd_nplanes=VDI_bpp; |
568 | mfdb_src.fd_stand= |
569 | mfdb_src.fd_r1= |
570 | mfdb_src.fd_r2= |
571 | mfdb_src.fd_r3= 0; |
572 | |
573 | blitcoords[0] = blitcoords[4] = 0; |
574 | blitcoords[1] = blitcoords[5] = 0; |
575 | blitcoords[2] = blitcoords[6] = GEM_desk_w-1; |
576 | blitcoords[3] = blitcoords[7] = GEM_desk_y-1; |
577 | |
578 | vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &VDI_dst_mfdb, &mfdb_src); |
579 | } |
580 | |
581 | GEM_locked=SDL_TRUE; |
582 | } |
583 | } |
584 | |
585 | static void GEM_UnlockScreen(_THIS) |
586 | { |
587 | if (GEM_locked) { |
588 | /* Restore menu bar */ |
589 | if (GEM_menubar) { |
590 | MFDB mfdb_src; |
591 | short blitcoords[8]; |
592 | |
593 | mfdb_src.fd_addr=GEM_menubar; |
594 | mfdb_src.fd_w=GEM_desk_w; |
595 | mfdb_src.fd_h=GEM_desk_y; |
596 | mfdb_src.fd_wdwidth=GEM_desk_w>>4; |
597 | mfdb_src.fd_nplanes=VDI_bpp; |
598 | mfdb_src.fd_stand= |
599 | mfdb_src.fd_r1= |
600 | mfdb_src.fd_r2= |
601 | mfdb_src.fd_r3= 0; |
602 | |
603 | blitcoords[0] = blitcoords[4] = 0; |
604 | blitcoords[1] = blitcoords[5] = 0; |
605 | blitcoords[2] = blitcoords[6] = GEM_desk_w-1; |
606 | blitcoords[3] = blitcoords[7] = GEM_desk_y-1; |
607 | |
608 | vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); |
609 | } |
610 | |
611 | /* Restore screen memory, and send REDRAW to all apps */ |
612 | form_dial( FMD_FINISH, 0,0,0,0, 0,0,VDI_w,VDI_h); |
613 | /* Unlock AES */ |
614 | wind_update(END_MCTRL); |
615 | wind_update(END_UPDATE); |
616 | |
617 | GEM_locked=SDL_FALSE; |
618 | } |
619 | } |
620 | |
621 | SDL_Surface *GEM_SetVideoMode(_THIS, SDL_Surface *current, |
622 | int width, int height, int bpp, Uint32 flags) |
623 | { |
624 | Uint32 modeflags, screensize; |
625 | SDL_bool use_shadow1, use_shadow2; |
626 | |
627 | /* width must be multiple of 16, for vro_cpyfm() and c2p_convert() */ |
628 | if ((width & 15) != 0) { |
629 | width = (width | 15) +1; |
630 | } |
631 | |
632 | /*--- Verify if asked mode can be used ---*/ |
633 | if (VDI_bpp != bpp) { |
634 | SDL_SetError("%d bpp mode not supported", bpp); |
635 | return(NULL); |
636 | } |
637 | |
638 | if (flags & SDL_FULLSCREEN) { |
639 | if ((VDI_w < width) || (VDI_h < height)) { |
640 | SDL_SetError("%dx%d mode is too large", width, height); |
641 | return(NULL); |
642 | } |
643 | } |
644 | |
645 | /*--- Allocate the new pixel format for the screen ---*/ |
646 | if ( ! SDL_ReallocFormat(current, VDI_bpp, VDI_redmask, VDI_greenmask, VDI_bluemask, VDI_alphamask) ) { |
647 | SDL_SetError("Couldn't allocate new pixel format for requested mode"); |
648 | return(NULL); |
649 | } |
650 | |
651 | screensize = width * height * VDI_pixelsize; |
652 | |
653 | #ifdef DEBUG_VIDEO_GEM |
654 | printf("sdl:video:gem: setvideomode(): %dx%dx%d = %d\n", width, height, bpp, screensize); |
655 | #endif |
656 | |
657 | /*--- Allocate shadow buffers if needed, and conversion operations ---*/ |
658 | GEM_FreeBuffers(this); |
659 | |
660 | GEM_bufops=0; |
661 | use_shadow1=use_shadow2=SDL_FALSE; |
662 | if (VDI_screen && (flags & SDL_FULLSCREEN)) { |
663 | if (VDI_format==VDI_FORMAT_INTER) { |
664 | use_shadow1=SDL_TRUE; |
665 | GEM_bufops = B2S_C2P_1TOS; |
666 | } |
667 | } else { |
668 | use_shadow1=SDL_TRUE; |
669 | if (VDI_format==VDI_FORMAT_PACK) { |
670 | GEM_bufops = B2S_VROCPYFM_1TOS; |
671 | } else { |
672 | use_shadow2=SDL_TRUE; |
673 | GEM_bufops = B2S_C2P_1TO2|B2S_VROCPYFM_2TOS; |
674 | } |
675 | } |
676 | |
677 | if (use_shadow1) { |
678 | GEM_buffer1 = Atari_SysMalloc(screensize, MX_PREFTTRAM); |
679 | if (GEM_buffer1==NULL) { |
680 | SDL_SetError("Can not allocate %d KB for frame buffer", screensize>>10); |
681 | return NULL; |
682 | } |
683 | SDL_memset(GEM_buffer1, 0, screensize); |
684 | #ifdef DEBUG_VIDEO_GEM |
685 | printf("sdl:video:gem: setvideomode(): allocated buffer 1\n"); |
686 | #endif |
687 | } |
688 | |
689 | if (use_shadow2) { |
690 | GEM_buffer2 = Atari_SysMalloc(screensize, MX_PREFTTRAM); |
691 | if (GEM_buffer2==NULL) { |
692 | SDL_SetError("Can not allocate %d KB for shadow buffer", screensize>>10); |
693 | return NULL; |
694 | } |
695 | SDL_memset(GEM_buffer2, 0, screensize); |
696 | #ifdef DEBUG_VIDEO_GEM |
697 | printf("sdl:video:gem: setvideomode(): allocated buffer 2\n"); |
698 | #endif |
699 | } |
700 | |
701 | /*--- Initialize screen ---*/ |
702 | modeflags = SDL_PREALLOC; |
703 | if (VDI_bpp == 8) { |
704 | modeflags |= SDL_HWPALETTE; |
705 | } |
706 | |
707 | if (flags & SDL_FULLSCREEN) { |
708 | GEM_LockScreen(this); |
709 | |
710 | GEM_ClearScreen(this); |
711 | |
712 | modeflags |= SDL_FULLSCREEN; |
713 | if (VDI_screen && (VDI_format==VDI_FORMAT_PACK) && !use_shadow1) { |
714 | modeflags |= SDL_HWSURFACE; |
715 | } else { |
716 | modeflags |= SDL_SWSURFACE; |
717 | } |
718 | |
719 | GEM_fullscreen = SDL_TRUE; |
720 | } else { |
721 | int old_win_type; |
722 | short x2,y2,w2,h2; |
723 | |
724 | GEM_UnlockScreen(this); |
725 | |
726 | /* Set window gadgets */ |
727 | old_win_type = GEM_win_type; |
728 | if (!(flags & SDL_NOFRAME)) { |
729 | GEM_win_type=NAME|MOVER|CLOSER|SMALLER; |
730 | if (flags & SDL_RESIZABLE) { |
731 | GEM_win_type |= FULLER|SIZER; |
732 | modeflags |= SDL_RESIZABLE; |
733 | } |
734 | } else { |
735 | GEM_win_type=0; |
736 | modeflags |= SDL_NOFRAME; |
737 | } |
738 | modeflags |= SDL_SWSURFACE; |
739 | |
740 | /* Recreate window ? only for different widget or non-created window */ |
741 | if ((old_win_type != GEM_win_type) || (GEM_handle < 0)) { |
742 | /* Calculate window size */ |
743 | if (!wind_calc(WC_BORDER, GEM_win_type, 0,0,width,height, &x2,&y2,&w2,&h2)) { |
744 | GEM_FreeBuffers(this); |
745 | SDL_SetError("Can not calculate window attributes"); |
746 | return NULL; |
747 | } |
748 | |
749 | /* Center window */ |
750 | x2 = (GEM_desk_w-w2)>>1; |
751 | y2 = (GEM_desk_h-h2)>>1; |
752 | if (x2<0) { |
753 | x2 = 0; |
754 | } |
755 | if (y2<0) { |
756 | y2 = 0; |
757 | } |
758 | x2 += GEM_desk_x; |
759 | y2 += GEM_desk_y; |
760 | |
761 | /* Destroy existing window */ |
762 | if (GEM_handle >= 0) { |
763 | wind_close(GEM_handle); |
764 | wind_delete(GEM_handle); |
765 | } |
766 | |
767 | /* Create window */ |
768 | GEM_handle=wind_create(GEM_win_type, x2,y2,w2,h2); |
769 | if (GEM_handle<0) { |
770 | GEM_FreeBuffers(this); |
771 | SDL_SetError("Can not create window"); |
772 | return NULL; |
773 | } |
774 | |
775 | #ifdef DEBUG_VIDEO_GEM |
776 | printf("sdl:video:gem: handle=%d\n", GEM_handle); |
777 | #endif |
778 | |
779 | /* Setup window name */ |
780 | wind_set(GEM_handle,WF_NAME,(short)(((unsigned long)GEM_title_name)>>16),(short)(((unsigned long)GEM_title_name) & 0xffff),0,0); |
781 | GEM_refresh_name = SDL_FALSE; |
782 | |
783 | /* Open the window */ |
784 | wind_open(GEM_handle,x2,y2,w2,h2); |
785 | } else { |
786 | /* Resize window to fit asked video mode */ |
787 | wind_get (GEM_handle, WF_WORKXYWH, &x2,&y2,&w2,&h2); |
788 | if (wind_calc(WC_BORDER, GEM_win_type, x2,y2,width,height, &x2,&y2,&w2,&h2)) { |
789 | wind_set (GEM_handle, WF_CURRXYWH, x2,y2,w2,h2); |
790 | } |
791 | } |
792 | |
793 | GEM_fullscreen = SDL_FALSE; |
794 | } |
795 | |
796 | /* Set up the new mode framebuffer */ |
797 | current->w = width; |
798 | current->h = height; |
799 | if (use_shadow1) { |
800 | current->pixels = GEM_buffer1; |
801 | current->pitch = width * VDI_pixelsize; |
802 | } else { |
803 | current->pixels = VDI_screen; |
804 | current->pitch = VDI_pitch; |
805 | } |
806 | |
807 | #if SDL_VIDEO_OPENGL |
808 | if (flags & SDL_OPENGL) { |
809 | if (!SDL_AtariGL_Init(this, current)) { |
810 | GEM_FreeBuffers(this); |
811 | SDL_SetError("Can not create OpenGL context"); |
812 | return NULL; |
813 | } |
814 | |
815 | modeflags |= SDL_OPENGL; |
816 | } |
817 | #endif |
818 | |
819 | current->flags = modeflags; |
820 | |
821 | #ifdef DEBUG_VIDEO_GEM |
822 | printf("sdl:video:gem: surface: %dx%d\n", current->w, current->h); |
823 | #endif |
824 | |
825 | this->UpdateRects = GEM_UpdateRects; |
826 | GEM_lock_redraw = SDL_FALSE; /* Enable redraw */ |
827 | |
828 | /* We're done */ |
829 | return(current); |
830 | } |
831 | |
832 | static int GEM_AllocHWSurface(_THIS, SDL_Surface *surface) |
833 | { |
834 | return -1; |
835 | } |
836 | |
837 | static void GEM_FreeHWSurface(_THIS, SDL_Surface *surface) |
838 | { |
839 | return; |
840 | } |
841 | |
842 | static int GEM_LockHWSurface(_THIS, SDL_Surface *surface) |
843 | { |
844 | return(0); |
845 | } |
846 | |
847 | static void GEM_UnlockHWSurface(_THIS, SDL_Surface *surface) |
848 | { |
849 | return; |
850 | } |
851 | |
852 | static void GEM_UpdateRectsFullscreen(_THIS, int numrects, SDL_Rect *rects) |
853 | { |
854 | SDL_Surface *surface; |
855 | int i, surf_width; |
856 | |
857 | surface = this->screen; |
858 | /* Need to be a multiple of 16 pixels */ |
859 | surf_width=surface->w; |
860 | if ((surf_width & 15) != 0) { |
861 | surf_width = (surf_width | 15) + 1; |
862 | } |
863 | |
864 | if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) { |
865 | void *destscr; |
866 | int destpitch; |
867 | |
868 | if (GEM_bufops & B2S_C2P_1TOS) { |
869 | destscr = VDI_screen; |
870 | destpitch = VDI_pitch; |
871 | } else { |
872 | destscr = GEM_buffer2; |
873 | destpitch = surface->pitch; |
874 | } |
875 | |
876 | for (i=0;i<numrects;i++) { |
877 | void *source,*destination; |
878 | int x1,x2; |
879 | |
880 | x1 = rects[i].x & ~15; |
881 | x2 = rects[i].x+rects[i].w; |
882 | if (x2 & 15) { |
883 | x2 = (x2 | 15) +1; |
884 | } |
885 | |
886 | source = surface->pixels; |
887 | source += surface->pitch * rects[i].y; |
888 | source += x1; |
889 | |
890 | destination = destscr; |
891 | destination += destpitch * rects[i].y; |
892 | destination += x1; |
893 | |
894 | SDL_Atari_C2pConvert( |
895 | source, destination, |
896 | x2-x1, rects[i].h, |
897 | SDL_FALSE, |
898 | surface->pitch, destpitch |
899 | ); |
900 | } |
901 | } |
902 | |
903 | if (GEM_bufops & (B2S_VROCPYFM_1TOS|B2S_VROCPYFM_2TOS)) { |
904 | MFDB mfdb_src; |
905 | short blitcoords[8]; |
906 | |
907 | mfdb_src.fd_addr=surface->pixels; |
908 | mfdb_src.fd_w=surf_width; |
909 | mfdb_src.fd_h=surface->h; |
910 | mfdb_src.fd_wdwidth= (surface->pitch/VDI_pixelsize) >> 4; |
911 | mfdb_src.fd_nplanes=surface->format->BitsPerPixel; |
912 | mfdb_src.fd_stand= |
913 | mfdb_src.fd_r1= |
914 | mfdb_src.fd_r2= |
915 | mfdb_src.fd_r3= 0; |
916 | if (GEM_bufops & B2S_VROCPYFM_2TOS) { |
917 | mfdb_src.fd_addr=GEM_buffer2; |
918 | } |
919 | |
920 | for ( i=0; i<numrects; ++i ) { |
921 | blitcoords[0] = blitcoords[4] = rects[i].x; |
922 | blitcoords[1] = blitcoords[5] = rects[i].y; |
923 | blitcoords[2] = blitcoords[6] = rects[i].x + rects[i].w - 1; |
924 | blitcoords[3] = blitcoords[7] = rects[i].y + rects[i].h - 1; |
925 | |
926 | vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); |
927 | } |
928 | } |
929 | } |
930 | |
931 | static void GEM_UpdateRectsWindowed(_THIS, int numrects, SDL_Rect *rects) |
932 | { |
933 | short pxy[4], wind_pxy[4]; |
934 | int i; |
935 | |
936 | if (wind_get(GEM_handle, WF_WORKXYWH, &wind_pxy[0], &wind_pxy[1], &wind_pxy[2], &wind_pxy[3])==0) { |
937 | return; |
938 | } |
939 | |
940 | for ( i=0; i<numrects; ++i ) { |
941 | pxy[0] = wind_pxy[0] + rects[i].x; |
942 | pxy[1] = wind_pxy[1] + rects[i].y; |
943 | pxy[2] = rects[i].w; |
944 | pxy[3] = rects[i].h; |
945 | |
946 | GEM_wind_redraw(this, GEM_handle, pxy); |
947 | } |
948 | } |
949 | |
950 | static void GEM_UpdateRects(_THIS, int numrects, SDL_Rect *rects) |
951 | { |
952 | SDL_Surface *surface; |
953 | |
954 | if (GEM_lock_redraw) { |
955 | return; |
956 | } |
957 | |
958 | surface = this->screen; |
959 | |
960 | if (surface->flags & SDL_FULLSCREEN) { |
961 | GEM_UpdateRectsFullscreen(this, numrects, rects); |
962 | } else { |
963 | GEM_UpdateRectsWindowed(this, numrects, rects); |
964 | } |
965 | } |
966 | |
967 | static int GEM_FlipHWSurfaceFullscreen(_THIS, SDL_Surface *surface) |
968 | { |
969 | int surf_width; |
970 | |
971 | /* Need to be a multiple of 16 pixels */ |
972 | surf_width=surface->w; |
973 | if ((surf_width & 15) != 0) { |
974 | surf_width = (surf_width | 15) + 1; |
975 | } |
976 | |
977 | if (GEM_bufops & (B2S_C2P_1TO2|B2S_C2P_1TOS)) { |
978 | void *destscr; |
979 | int destpitch; |
980 | |
981 | if (GEM_bufops & B2S_C2P_1TOS) { |
982 | destscr = VDI_screen; |
983 | destpitch = VDI_pitch; |
984 | } else { |
985 | destscr = GEM_buffer2; |
986 | destpitch = surface->pitch; |
987 | } |
988 | |
989 | SDL_Atari_C2pConvert( |
990 | surface->pixels, destscr, |
991 | surf_width, surface->h, |
992 | SDL_FALSE, |
993 | surface->pitch, destpitch |
994 | ); |
995 | } |
996 | |
997 | if (GEM_bufops & (B2S_VROCPYFM_1TOS|B2S_VROCPYFM_2TOS)) { |
998 | MFDB mfdb_src; |
999 | short blitcoords[8]; |
1000 | |
1001 | mfdb_src.fd_w=surf_width; |
1002 | mfdb_src.fd_h=surface->h; |
1003 | mfdb_src.fd_wdwidth=mfdb_src.fd_w >> 4; |
1004 | mfdb_src.fd_nplanes=surface->format->BitsPerPixel; |
1005 | mfdb_src.fd_stand= |
1006 | mfdb_src.fd_r1= |
1007 | mfdb_src.fd_r2= |
1008 | mfdb_src.fd_r3= 0; |
1009 | if (GEM_bufops & B2S_VROCPYFM_1TOS) { |
1010 | mfdb_src.fd_addr=surface->pixels; |
1011 | } else { |
1012 | mfdb_src.fd_addr=GEM_buffer2; |
1013 | } |
1014 | |
1015 | blitcoords[0] = blitcoords[4] = 0; |
1016 | blitcoords[1] = blitcoords[5] = 0; |
1017 | blitcoords[2] = blitcoords[6] = surface->w - 1; |
1018 | blitcoords[3] = blitcoords[7] = surface->h - 1; |
1019 | |
1020 | vro_cpyfm(VDI_handle, S_ONLY, blitcoords, &mfdb_src, &VDI_dst_mfdb); |
1021 | } |
1022 | |
1023 | return(0); |
1024 | } |
1025 | |
1026 | static int GEM_FlipHWSurfaceWindowed(_THIS, SDL_Surface *surface) |
1027 | { |
1028 | short pxy[8]; |
1029 | |
1030 | /* Update the whole window */ |
1031 | wind_get(GEM_handle, WF_WORKXYWH, &pxy[0], &pxy[1], &pxy[2], &pxy[3]); |
1032 | |
1033 | GEM_wind_redraw(this, GEM_handle, pxy); |
1034 | |
1035 | return(0); |
1036 | } |
1037 | |
1038 | static int GEM_FlipHWSurface(_THIS, SDL_Surface *surface) |
1039 | { |
1040 | if (GEM_lock_redraw) { |
1041 | return(0); |
1042 | } |
1043 | |
1044 | if (surface->flags & SDL_FULLSCREEN) { |
1045 | return GEM_FlipHWSurfaceFullscreen(this, surface); |
1046 | } else { |
1047 | return GEM_FlipHWSurfaceWindowed(this, surface); |
1048 | } |
1049 | } |
1050 | |
1051 | static int GEM_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
1052 | { |
1053 | int i; |
1054 | SDL_Surface *surface; |
1055 | |
1056 | #ifdef DEBUG_VIDEO_GEM |
1057 | printf("sdl:video:gem: setcolors()\n"); |
1058 | #endif |
1059 | |
1060 | /* Do not change palette in True Colour */ |
1061 | surface = this->screen; |
1062 | if (surface->format->BitsPerPixel > 8) { |
1063 | return 1; |
1064 | } |
1065 | |
1066 | for(i = 0; i < ncolors; i++) |
1067 | { |
1068 | int r, g, b; |
1069 | short rgb[3]; |
1070 | |
1071 | r = colors[i].r; |
1072 | g = colors[i].g; |
1073 | b = colors[i].b; |
1074 | |
1075 | rgb[0] = VDI_curpalette[i][0] = (1000 * r) / 255; |
1076 | rgb[1] = VDI_curpalette[i][1] =(1000 * g) / 255; |
1077 | rgb[2] = VDI_curpalette[i][2] =(1000 * b) / 255; |
1078 | |
1079 | vs_color(VDI_handle, vdi_index[firstcolor+i], rgb); |
1080 | } |
1081 | |
1082 | return(1); |
1083 | } |
1084 | |
1085 | #if 0 |
1086 | static int GEM_ToggleFullScreen(_THIS, int on) |
1087 | { |
1088 | if (on) { |
1089 | GEM_LockScreen(this); |
1090 | } else { |
1091 | GEM_UnlockScreen(this); |
1092 | } |
1093 | |
1094 | return(1); |
1095 | } |
1096 | #endif |
1097 | |
1098 | /* Note: If we are terminated, this could be called in the middle of |
1099 | another SDL video routine -- notably UpdateRects. |
1100 | */ |
1101 | void GEM_VideoQuit(_THIS) |
1102 | { |
1103 | SDL_AtariXbios_RestoreVectors(); |
1104 | if (GEM_usedevmouse) { |
1105 | SDL_AtariDevMouse_Close(); |
1106 | } |
1107 | |
1108 | GEM_FreeBuffers(this); |
1109 | |
1110 | #if SDL_VIDEO_OPENGL |
1111 | if (gl_active) { |
1112 | SDL_AtariGL_Quit(this, SDL_TRUE); |
1113 | } |
1114 | #endif |
1115 | |
1116 | /* Destroy window */ |
1117 | if (GEM_handle>=0) { |
1118 | wind_close(GEM_handle); |
1119 | wind_delete(GEM_handle); |
1120 | GEM_handle=-1; |
1121 | } |
1122 | |
1123 | GEM_UnlockScreen(this); |
1124 | if (GEM_menubar) { |
1125 | Mfree(GEM_menubar); |
1126 | GEM_menubar=NULL; |
1127 | } |
1128 | |
1129 | appl_exit(); |
1130 | |
1131 | GEM_SetNewPalette(this, VDI_oldpalette); |
1132 | |
1133 | /* Close VDI workstation */ |
1134 | if (VDI_handle) { |
1135 | v_clsvwk(VDI_handle); |
1136 | } |
1137 | |
1138 | /* Free mode list */ |
1139 | if (SDL_modelist[0]) { |
1140 | SDL_free(SDL_modelist[0]); |
1141 | SDL_modelist[0]=NULL; |
1142 | } |
1143 | |
1144 | this->screen->pixels = NULL; |
1145 | } |
1146 | |
1147 | void GEM_wind_redraw(_THIS, int winhandle, short *inside) |
1148 | { |
1149 | short todo[4]; |
1150 | |
1151 | /* Tell AES we are going to update */ |
1152 | wind_update(BEG_UPDATE); |
1153 | |
1154 | v_hide_c(VDI_handle); |
1155 | |
1156 | /* Browse the rectangle list to redraw */ |
1157 | if (wind_get(winhandle, WF_FIRSTXYWH, &todo[0], &todo[1], &todo[2], &todo[3])!=0) { |
1158 | |
1159 | while (todo[2] && todo[3]) { |
1160 | |
1161 | if (rc_intersect((GRECT *)inside,(GRECT *)todo)) { |
1162 | todo[2] += todo[0]-1; |
1163 | todo[3] += todo[1]-1; |
1164 | refresh_window(this, winhandle, todo); |
1165 | } |
1166 | |
1167 | if (wind_get(winhandle, WF_NEXTXYWH, &todo[0], &todo[1], &todo[2], &todo[3])==0) { |
1168 | break; |
1169 | } |
1170 | } |
1171 | |
1172 | } |
1173 | |
1174 | /* Update finished */ |
1175 | wind_update(END_UPDATE); |
1176 | |
1177 | v_show_c(VDI_handle,1); |
1178 | } |
1179 | |
1180 | static void refresh_window(_THIS, int winhandle, short *rect) |
1181 | { |
1182 | MFDB mfdb_src; |
1183 | short pxy[8],wind_pxy[8]; |
1184 | SDL_Surface *surface; |
1185 | int iconified; |
1186 | |
1187 | /* Is window iconified ? */ |
1188 | iconified = 0; |
1189 | /* if (GEM_wfeatures & (1<<WF_ICONIFY))*/ { |
1190 | if (wind_get(winhandle, WF_ICONIFY, &wind_pxy[0], &wind_pxy[1], &wind_pxy[2], &wind_pxy[3])!=0) { |
1191 | iconified = wind_pxy[0]; |
1192 | } |
1193 | } |
1194 | |
1195 | if (wind_get(winhandle, WF_WORKXYWH, &wind_pxy[0], &wind_pxy[1], &wind_pxy[2], &wind_pxy[3])==0) { |
1196 | return; |
1197 | } |
1198 | |
1199 | if (iconified && GEM_icon) { |
1200 | short icon_rect[4], dst_rect[4]; |
1201 | short iconx,icony; |
1202 | |
1203 | surface = GEM_icon; |
1204 | |
1205 | GEM_ClearRect(this, rect); |
1206 | |
1207 | /* Calculate centered icon(x,y,w,h) relative to window */ |
1208 | iconx = (wind_pxy[2]-surface->w)>>1; |
1209 | icony = (wind_pxy[3]-surface->h)>>1; |
1210 | |
1211 | icon_rect[0] = iconx; |
1212 | icon_rect[1] = icony; |
1213 | icon_rect[2] = surface->w; |
1214 | icon_rect[3] = surface->h; |
1215 | |
1216 | /* Calculate redraw rectangle(x,y,w,h) relative to window */ |
1217 | dst_rect[0] = rect[0]-wind_pxy[0]; |
1218 | dst_rect[1] = rect[1]-wind_pxy[1]; |
1219 | dst_rect[2] = rect[2]-rect[0]+1; |
1220 | dst_rect[3] = rect[3]-rect[1]+1; |
1221 | |
1222 | /* Does the icon rectangle must be redrawn ? */ |
1223 | if (!rc_intersect((GRECT *)icon_rect, (GRECT *)dst_rect)) { |
1224 | return; |
1225 | } |
1226 | |
1227 | #if DEBUG_VIDEO_GEM |
1228 | printf("sdl:video:gem: clip(0,0,%d,%d) to (%d,%d,%d,%d)\n", |
1229 | surface->w-1,surface->h-1, dst_rect[0],dst_rect[1],dst_rect[2],dst_rect[3]); |
1230 | printf("sdl:video:gem: icon(%d,%d,%d,%d)\n", |
1231 | icon_rect[0], icon_rect[1], icon_rect[2], icon_rect[3]); |
1232 | printf("sdl:video:gem: refresh_window(): draw icon\n"); |
1233 | #endif |
1234 | |
1235 | /* Calculate icon(x1,y1,x2,y2) relative to screen */ |
1236 | icon_rect[0] += wind_pxy[0]; |
1237 | icon_rect[1] += wind_pxy[1]; |
1238 | icon_rect[2] += icon_rect[0]-1; |
1239 | icon_rect[3] += icon_rect[1]-1; |
1240 | |
1241 | /* Calculate intersection rectangle to redraw */ |
1242 | pxy[4]=pxy[0]=MAX(icon_rect[0],rect[0]); |
1243 | pxy[5]=pxy[1]=MAX(icon_rect[1],rect[1]); |
1244 | pxy[6]=pxy[2]=MIN(icon_rect[2],rect[2]); |
1245 | pxy[7]=pxy[3]=MIN(icon_rect[3],rect[3]); |
1246 | |
1247 | /* Calculate icon source image pos relative to window */ |
1248 | pxy[0] -= wind_pxy[0]+iconx; |
1249 | pxy[1] -= wind_pxy[1]+icony; |
1250 | pxy[2] -= wind_pxy[0]+iconx; |
1251 | pxy[3] -= wind_pxy[1]+icony; |
1252 | |
1253 | } else { |
1254 | surface = this->screen; |
1255 | |
1256 | #if DEBUG_VIDEO_GEM |
1257 | printf("sdl:video:gem: refresh_window(): draw frame buffer\n"); |
1258 | #endif |
1259 | |
1260 | /* Redraw all window content */ |
1261 | pxy[0] = rect[0]-wind_pxy[0]; |
1262 | pxy[1] = rect[1]-wind_pxy[1]; |
1263 | pxy[2] = rect[2]-wind_pxy[0]; |
1264 | pxy[3] = rect[3]-wind_pxy[1]; |
1265 | |
1266 | pxy[4] = rect[0]; |
1267 | pxy[5] = rect[1]; |
1268 | pxy[6] = rect[2]; |
1269 | pxy[7] = rect[3]; |
1270 | } |
1271 | |
1272 | if (GEM_bufops & B2S_C2P_1TO2) { |
1273 | void *src, *dest; |
1274 | int x1,x2; |
1275 | |
1276 | x1 = (rect[0]-wind_pxy[0]) & ~15; |
1277 | x2 = rect[2]-wind_pxy[0]; |
1278 | if (x2 & 15) { |
1279 | x2 = (x2 | 15) +1; |
1280 | } |
1281 | |
1282 | src = surface->pixels; |
1283 | src += surface->pitch * (rect[1]-wind_pxy[1]); |
1284 | src += x1; |
1285 | |
1286 | dest = GEM_buffer2; |
1287 | dest += surface->pitch * (rect[1]-wind_pxy[1]); |
1288 | dest += x1; |
1289 | |
1290 | SDL_Atari_C2pConvert( |
1291 | src, dest, |
1292 | x2-x1, rect[3]-rect[1]+1, |
1293 | SDL_FALSE, |
1294 | surface->pitch, surface->pitch |
1295 | ); |
1296 | } |
1297 | |
1298 | mfdb_src.fd_addr=surface->pixels; |
1299 | { |
1300 | int width; |
1301 | |
1302 | /* Need to be a multiple of 16 pixels */ |
1303 | width=surface->w; |
1304 | if ((width & 15) != 0) { |
1305 | width = (width | 15) + 1; |
1306 | } |
1307 | mfdb_src.fd_w=width; |
1308 | } |
1309 | mfdb_src.fd_h=surface->h; |
1310 | mfdb_src.fd_nplanes=surface->format->BitsPerPixel; |
1311 | mfdb_src.fd_wdwidth=mfdb_src.fd_w>>4; |
1312 | mfdb_src.fd_stand= |
1313 | mfdb_src.fd_r1= |
1314 | mfdb_src.fd_r2= |
1315 | mfdb_src.fd_r3= 0; |
1316 | |
1317 | if (GEM_bufops & B2S_VROCPYFM_2TOS) { |
1318 | mfdb_src.fd_addr=GEM_buffer2; |
1319 | } |
1320 | |
1321 | #if DEBUG_VIDEO_GEM |
1322 | printf("sdl:video:gem: redraw %dx%d: (%d,%d,%d,%d) to (%d,%d,%d,%d)\n", |
1323 | surface->w, surface->h, |
1324 | pxy[0],pxy[1],pxy[2],pxy[3], |
1325 | pxy[4],pxy[5],pxy[6],pxy[7] |
1326 | ); |
1327 | #endif |
1328 | |
1329 | vro_cpyfm( VDI_handle, S_ONLY, pxy, &mfdb_src, &VDI_dst_mfdb); |
1330 | } |
1331 | |
1332 | #if SDL_VIDEO_OPENGL |
1333 | |
1334 | static void GEM_GL_SwapBuffers(_THIS) |
1335 | { |
1336 | SDL_AtariGL_SwapBuffers(this); |
1337 | GEM_FlipHWSurface(this, this->screen); |
1338 | } |
1339 | |
1340 | #endif |