| 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 |