src/modules/engines/xrender_x11/evas_engine.c

   1 #include "evas_common.h"
   2 #include "evas_private.h"
   3 #include "evas_engine.h"
   4 #include "Evas_Engine_XRender_X11.h"
   5
   6 /* function tables - filled in later (func and parent func) */
   7 static Evas_Func func, pfunc;
   8
   9 /* engine struct data */
  10 typedef struct _Render_Engine        Render_Engine;
  11 typedef struct _Render_Engine_Update Render_Engine_Update;
  12
  13 struct _Render_Engine_Update
  14 {
  15    int x, y, w, h;
  16    Xrender_Surface *surface;
  17 };
  18
  19 struct _Render_Engine
  20 {
  21    Display              *disp;
  22    Visual               *vis;
  23    Drawable              win;
  24    Pixmap                mask;
  25    unsigned char         destination_alpha : 1;
  26
  27    Ximage_Info          *xinf;
  28    Xrender_Surface      *output;
  29    Xrender_Surface      *mask_output;
  30
  31    Tilebuf              *tb;
  32    Tilebuf_Rect         *rects;
  33    Evas_Object_List     *cur_rect;
  34    int                   end : 1;
  35
  36    Evas_List            *updates;
  37 };
  38
  39 /* internal engine routines */
  40
  41 /* engine api this module provides */
  42 static void *
  43 eng_info(Evas *e)
  44 {
  45    Evas_Engine_Info_XRender_X11 *info;
  46
  47    info = calloc(1, sizeof(Evas_Engine_Info_XRender_X11));
  48    if (!info) return NULL;
  49    info->magic.magic = rand();
  50    return info;
  51    e = NULL;
  52 }
  53
  54 static void
  55 eng_info_free(Evas *e, void *info)
  56 {
  57    Evas_Engine_Info_XRender_X11 *in;
  58
  59    in = (Evas_Engine_Info_XRender_X11 *)info;
  60    free(in);
  61 }
  62
  63 static void
  64 eng_setup(Evas *e, void *in)
  65 {
  66    Render_Engine *re;
  67    Evas_Engine_Info_XRender_X11 *info;
  68    int resize = 1;
  69
  70    info = (Evas_Engine_Info_XRender_X11 *)in;
  71    if (!e->engine.data.output)
  72      {
  73         re = calloc(1, sizeof(Render_Engine));
  74         evas_common_cpu_init();
  75         evas_common_blend_init();
  76         evas_common_image_init();
  77         evas_common_convert_init();
  78         evas_common_scale_init();
  79         evas_common_rectangle_init();
  80         evas_common_gradient_init();
  81         evas_common_polygon_init();
  82         evas_common_line_init();
  83         evas_common_font_init();
  84         evas_common_draw_init();
  85         evas_common_tilebuf_init();
  86         re->tb = evas_common_tilebuf_new(e->output.w, e->output.h);
  87         if (re->tb)
  88           evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
  89         e->engine.data.output = re;
  90         resize = 0;
  91      }
  92    re = e->engine.data.output;
  93    if (!re) return;
  94
  95    if (!e->engine.data.context) e->engine.data.context = e->engine.func->context_new(e->engine.data.output);
  96
  97    re->disp = info->info.display;
  98    re->vis = info->info.visual;
  99    re->win = info->info.drawable;
 100    re->mask = info->info.mask;
 101    re->destination_alpha = info->info.destination_alpha;
 102
 103    if (re->xinf) _xr_image_info_free(re->xinf);
 104    re->xinf = _xr_image_info_get(re->disp, re->win, re->vis);
 105
 106    if (re->output) _xr_render_surface_free(re->output);
 107    if (re->mask_output) _xr_render_surface_free(re->mask_output);
 108    if (!re->mask)
 109      re->output = _xr_render_surface_adopt(re->xinf, re->win, e->output.w, e->output.h, re->destination_alpha);
 110    else
 111      re->output = _xr_render_surface_adopt(re->xinf, re->win, e->output.w, e->output.h, 0);
 112    if (re->mask)
 113      re->mask_output = _xr_render_surface_format_adopt(re->xinf, re->mask,
 114                                                        e->output.w, e->output.h,
 115                                                        re->xinf->fmt1, 1);
 116    else
 117      re->mask_output = NULL;
 118    if (resize)
 119      {
 120         if (re->tb) evas_common_tilebuf_free(re->tb);
 121         if ((e->output.w > 0) && (e->output.h > 0))
 122           re->tb = evas_common_tilebuf_new(e->output.w, e->output.h);
 123         else
 124           re->tb = evas_common_tilebuf_new(1, 1);
 125         if (re->tb)
 126           evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
 127      }
 128 }
 129
 130 static void
 131 eng_output_free(void *data)
 132 {
 133    Render_Engine *re;
 134
 135    re = (Render_Engine *)data;
 136    evas_common_font_shutdown();
 137    evas_common_image_shutdown();
 138    while (re->updates)
 139      {
 140         Render_Engine_Update *reu;
 141
 142         reu = re->updates->data;
 143         re->updates = evas_list_remove_list(re->updates, re->updates);
 144         _xr_render_surface_free(reu->surface);
 145         free(reu);
 146      }
 147    if (re->tb) evas_common_tilebuf_free(re->tb);
 148    if (re->output) _xr_render_surface_free(re->output);
 149    if (re->mask_output) _xr_render_surface_free(re->mask_output);
 150    if (re->rects) evas_common_tilebuf_free_render_rects(re->rects);
 151    if (re->xinf) _xr_image_info_free(re->xinf);
 152    free(re);
 153 }
 154
 155 static void
 156 eng_output_resize(void *data, int w, int h)
 157 {
 158    Render_Engine *re;
 159
 160    re = (Render_Engine *)data;
 161    if (re->output)
 162      {
 163         if ((re->output->w == w) && (re->output->h ==h)) return;
 164         if (re->output) _xr_render_surface_free(re->output);
 165      }
 166    re->output = _xr_render_surface_adopt(re->xinf, re->win, w, h, 0);
 167    if (re->mask_output)
 168      {
 169         if (re->mask_output) _xr_render_surface_free(re->mask_output);
 170         re->mask_output = _xr_render_surface_format_adopt(re->xinf, re->mask,
 171                                                           w, h,
 172                                                           re->xinf->fmt1, 1);
 173      }
 174    evas_common_tilebuf_free(re->tb);
 175    re->tb = evas_common_tilebuf_new(w, h);
 176    if (re->tb) evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
 177 }
 178
 179 static void
 180 eng_output_tile_size_set(void *data, int w, int h)
 181 {
 182    Render_Engine *re;
 183
 184    re = (Render_Engine *)data;
 185    evas_common_tilebuf_set_tile_size(re->tb, w, h);
 186 }
 187
 188 static void
 189 eng_output_redraws_rect_add(void *data, int x, int y, int w, int h)
 190 {
 191    Render_Engine *re;
 192
 193    re = (Render_Engine *)data;
 194    evas_common_tilebuf_add_redraw(re->tb, x, y, w, h);
 195 }
 196
 197 static void
 198 eng_output_redraws_rect_del(void *data, int x, int y, int w, int h)
 199 {
 200    Render_Engine *re;
 201
 202    re = (Render_Engine *)data;
 203    evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
 204 }
 205
 206 static void
 207 eng_output_redraws_clear(void *data)
 208 {
 209    Render_Engine *re;
 210
 211    re = (Render_Engine *)data;
 212    evas_common_tilebuf_clear(re->tb);
 213 }
 214
 215 static void *
 216 eng_output_redraws_next_update_get(void *data, int *x, int *y, int *w, int *h, int *cx, int *cy, int *cw, int *ch)
 217 {
 218    Render_Engine *re;
 219    Tilebuf_Rect *rect;
 220    int ux, uy, uw, uh;
 221
 222    re = (Render_Engine *)data;
 223    if (re->end)
 224      {
 225         re->end = 0;
 226         return NULL;
 227      }
 228    if (!re->rects)
 229      {
 230         re->rects = evas_common_tilebuf_get_render_rects(re->tb);
 231         re->cur_rect = (Evas_Object_List *)re->rects;
 232      }
 233    if (!re->cur_rect) return NULL;
 234    rect = (Tilebuf_Rect *)re->cur_rect;
 235    ux = rect->x; uy = rect->y; uw = rect->w; uh = rect->h;
 236    re->cur_rect = re->cur_rect->next;
 237    if (!re->cur_rect)
 238      {
 239         evas_common_tilebuf_free_render_rects(re->rects);
 240         re->rects = NULL;
 241         re->end = 1;
 242      }
 243
 244    *x = ux; *y = uy; *w = uw; *h = uh;
 245    *cx = 0; *cy = 0; *cw = uw; *ch = uh;
 246    if ((re->destination_alpha) || (re->mask))
 247      {
 248         Xrender_Surface *surface;
 249
 250         surface = _xr_render_surface_new(re->xinf, uw, uh, re->xinf->fmt32, 1);
 251         _xr_render_surface_solid_rectangle_set(surface, 0, 0, 0, 0, 0, 0, uw, uh);
 252         return surface;
 253      }
 254    return _xr_render_surface_new(re->xinf, uw, uh, re->xinf->fmtdef, 0);
 255 }
 256
 257 static void
 258 eng_output_redraws_next_update_push(void *data, void *surface, int x, int y, int w, int h)
 259 {
 260    Render_Engine *re;
 261    Render_Engine_Update *reu;
 262
 263    re = (Render_Engine *)data;
 264    reu = malloc(sizeof(Render_Engine_Update));
 265    if (!reu) return;
 266    reu->x = x;
 267    reu->y = y;
 268    reu->w = w;
 269    reu->h = h;
 270    reu->surface = (Xrender_Surface *)surface;
 271    re->updates = evas_list_append(re->updates, reu);
 272 }
 273
 274 static void
 275 eng_output_flush(void *data)
 276 {
 277    Render_Engine *re;
 278
 279    re = (Render_Engine *)data;
 280    while (re->updates)
 281      {
 282         Render_Engine_Update *reu;
 283
 284         reu = re->updates->data;
 285         re->updates = evas_list_remove_list(re->updates, re->updates);
 286         if (re->mask_output)
 287           {
 288              Xrender_Surface *tsurf;
 289
 290              _xr_render_surface_copy(reu->surface, re->output, 0, 0,
 291                                      reu->x, reu->y, reu->w, reu->h);
 292              tsurf = _xr_render_surface_new(re->xinf, reu->w, reu->h, re->xinf->fmt1, 1);
 293              if (tsurf)
 294                {
 295                   _xr_render_surface_copy(reu->surface, tsurf, 0, 0,
 296                                           0, 0, reu->w, reu->h);
 297                   _xr_render_surface_copy(tsurf, re->mask_output, 0, 0,
 298                                           reu->x, reu->y, reu->w, reu->h);
 299                   _xr_render_surface_free(tsurf);
 300                }
 301           }
 302         else
 303           {
 304              _xr_render_surface_copy(reu->surface, re->output, 0, 0,
 305                                      reu->x, reu->y, reu->w, reu->h);
 306           }
 307         _xr_render_surface_free(reu->surface);
 308         free(reu);
 309      }
 310    XSync(re->disp, False);
 311    _xr_image_info_pool_flush(re->xinf, 0, 0);
 312 }
 313
 314 static void
 315 eng_output_idle_flush(void *data)
 316 {
 317    Render_Engine *re;
 318
 319    re = (Render_Engine *)data;
 320 }
 321
 322 static void
 323 eng_rectangle_draw(void *data, void *context, void *surface, int x, int y, int w, int h)
 324 {
 325    _xr_render_surface_rectangle_draw((Xrender_Surface *)surface,
 326                                      (RGBA_Draw_Context *)context,
 327                                      x, y, w, h);
 328 }
 329
 330 static void
 331 eng_line_draw(void *data, void *context, void *surface, int x1, int y1, int x2, int y2)
 332 {
 333    _xr_render_surface_line_draw((Xrender_Surface *)surface, (RGBA_Draw_Context *)context, x1, y1, x2, y2);
 334 }
 335
 336 static void
 337 eng_polygon_draw(void *data, void *context, void *surface, void *polygon)
 338 {
 339    _xre_poly_draw((Xrender_Surface *)surface, (RGBA_Draw_Context *)context, (RGBA_Polygon_Point *)polygon);
 340 }
 341
 342 static void *
 343 eng_gradient_new(void *data)
 344 {
 345    Render_Engine *re = (Render_Engine *)data;
 346
 347    return _xre_gradient_new(re->xinf);
 348 }
 349
 350 static void
 351 eng_gradient_free(void *data, void *gradient)
 352 {
 353    _xre_gradient_free(gradient);
 354 }
 355
 356 static void
 357 eng_gradient_color_stop_add(void *data, void *gradient, int r, int g, int b, int a, int delta)
 358 {
 359    _xre_gradient_color_stop_add(gradient, r, g, b, a, delta);
 360 }
 361
 362 static void
 363 eng_gradient_alpha_stop_add(void *data, void *gradient, int a, int delta)
 364 {
 365    _xre_gradient_alpha_stop_add(gradient, a, delta);
 366 }
 367
 368 static void
 369 eng_gradient_color_data_set(void *data, void *gradient, void *map, int len, int has_alpha)
 370 {
 371    _xre_gradient_color_data_set(gradient, map, len, has_alpha);
 372 }
 373
 374 static void
 375 eng_gradient_alpha_data_set(void *data, void *gradient, void *alpha_map, int len)
 376 {
 377    _xre_gradient_alpha_data_set(gradient, alpha_map, len);
 378 }
 379
 380 static void
 381 eng_gradient_clear(void *data, void *gradient)
 382 {
 383    _xre_gradient_clear(gradient);
 384 }
 385
 386 static void
 387 eng_gradient_fill_set(void *data, void *gradient, int x, int y, int w, int h)
 388 {
 389    _xre_gradient_fill_set(gradient, x, y, w, h);
 390 }
 391
 392 static void
 393 eng_gradient_fill_angle_set(void *data, void *gradient, double angle)
 394 {
 395    _xre_gradient_fill_angle_set(gradient, angle);
 396 }
 397
 398 static void
 399 eng_gradient_fill_spread_set(void *data, void *gradient, int spread)
 400 {
 401    _xre_gradient_fill_spread_set(gradient, spread);
 402 }
 403
 404 static void
 405 eng_gradient_angle_set(void *data, void *gradient, double angle)
 406 {
 407    _xre_gradient_angle_set(gradient, angle);
 408 }
 409
 410 static void
 411 eng_gradient_offset_set(void *data, void *gradient, float offset)
 412 {
 413    _xre_gradient_offset_set(gradient, offset);
 414 }
 415
 416 static void
 417 eng_gradient_direction_set(void *data, void *gradient, int direction)
 418 {
 419    _xre_gradient_direction_set(gradient, direction);
 420 }
 421
 422 static void
 423 eng_gradient_type_set(void *data, void *gradient, char *name, char *params)
 424 {
 425    _xre_gradient_type_set(gradient, name, params);
 426 }
 427
 428 static int
 429 eng_gradient_is_opaque(void *data, void *context, void *gradient, int x, int y, int w, int h)
 430 {
 431    RGBA_Gradient  *grad;
 432    RGBA_Draw_Context *dc = (RGBA_Draw_Context *)context;
 433
 434    if (!dc || !gradient) return 0;
 435    grad = ((XR_Gradient *)gradient)->grad;
 436    if(!grad || !grad->type.geometer)  return 0;
 437    return !(grad->type.geometer->has_alpha(grad, dc->render_op) |
 438               grad->type.geometer->has_mask(grad, dc->render_op));
 439 }
 440
 441 static int
 442 eng_gradient_is_visible(void *data, void *context, void *gradient, int x, int y, int w, int h)
 443 {
 444    if (!context || !gradient)  return 0;
 445    return 1;
 446 }
 447
 448 static void
 449 eng_gradient_render_pre(void *data, void *context, void *gradient)
 450 {
 451    int  len;
 452    RGBA_Gradient  *grad;
 453
 454    if (!context || !gradient) return;
 455    grad = ((XR_Gradient *)gradient)->grad;
 456    if(!grad || !grad->type.geometer)  return;
 457    grad->type.geometer->geom_set(grad);
 458    len = grad->type.geometer->get_map_len(grad);
 459    evas_common_gradient_map(context, grad, len);
 460 }
 461
 462 static void
 463 eng_gradient_render_post(void *data, void *gradient)
 464 {
 465 }
 466
 467 static void
 468 eng_gradient_draw(void *data, void *context, void *surface, void *gradient, int x, int y, int w, int h)
 469 {
 470    _xre_gradient_draw(surface, context, gradient, x, y, w, h);
 471 }
 472
 473 static int
 474 eng_image_alpha_get(void *data, void *image)
 475 {
 476    if (!image) return 0;
 477    return _xre_image_alpha_get((XR_Image *)image);
 478 }
 479
 480 static int
 481 eng_image_colorspace_get(void *data, void *image)
 482 {
 483    if (!image) return EVAS_COLORSPACE_ARGB8888;
 484    return ((XR_Image *)image)->cs.space;
 485 }
 486
 487 static void *
 488 eng_image_alpha_set(void *data, void *image, int has_alpha)
 489 {
 490    XR_Image *im;
 491
 492    im = (XR_Image *)image;
 493    if (!im) return im;
 494    if (im->cs.space != EVAS_COLORSPACE_ARGB8888) return im;
 495    if (((im->alpha) && (has_alpha)) || ((!im->alpha) && (!has_alpha)))
 496      return im;
 497    if (im->references > 1)
 498      {
 499         XR_Image *old_im;
 500
 501         old_im = im;
 502         im = _xre_image_copy(old_im);
 503         if (im)
 504           {
 505              im->alpha = old_im->alpha;
 506              _xre_image_free(old_im);
 507           }
 508         else
 509           im = old_im;
 510      }
 511    else
 512      _xre_image_dirty(im);
 513    _xre_image_alpha_set(im, has_alpha);
 514    return im;
 515 }
 516
 517 static void *
 518 eng_image_border_set(void *data, void *image, int l, int r, int t, int b)
 519 {
 520    if (!image) return image;
 521    _xre_image_border_set((XR_Image *)image, l, r, t, b);
 522    return image;
 523 }
 524
 525 static void
 526 eng_image_border_get(void *data, void *image, int *l, int *r, int *t, int *b)
 527 {
 528    if (!image) return;
 529    _xre_image_border_get((XR_Image *)image, l, r, t, b);
 530 }
 531
 532 static char *
 533 eng_image_comment_get(void *data, void *image, char *key)
 534 {
 535    if (!image) return NULL;
 536    return strdup(((XR_Image *)image)->comment);
 537 }
 538
 539 static char *
 540 eng_image_format_get(void *data, void *image)
 541 {
 542    if (!image) return NULL;
 543    return ((XR_Image *)image)->format;
 544 }
 545
 546 static void
 547 eng_image_colorspace_set(void *data, void *image, int cspace)
 548 {
 549    XR_Image *im;
 550
 551    if (!image) return;
 552    im = (XR_Image *)image;
 553    if (im->cs.space == cspace) return;
 554
 555    if (im->im) evas_cache_image_drop(&im->im->cache_entry);
 556    im->im = NULL;
 557
 558    switch (cspace)
 559      {
 560       case EVAS_COLORSPACE_ARGB8888:
 561         if (im->cs.data)
 562           {
 563              if (!im->cs.no_free) free(im->cs.data);
 564              im->cs.data = NULL;
 565              im->cs.no_free = 0;
 566           }
 567         break;
 568       case EVAS_COLORSPACE_YCBCR422P601_PL:
 569       case EVAS_COLORSPACE_YCBCR422P709_PL:
 570         if ((im->free_data) && (im->data)) free(im->data);
 571         im->data = NULL;
 572         if (im->cs.data)
 573           {
 574              if (!im->cs.no_free) free(im->cs.data);
 575           }
 576         if (im->h > 0)
 577           im->cs.data = calloc(1, im->h * sizeof(unsigned char *) * 2);
 578         im->cs.no_free = 0;
 579         break;
 580       default:
 581         abort();
 582         break;
 583      }
 584    im->cs.space = cspace;
 585    _xre_image_dirty(im);
 586    _xre_image_region_dirty(im, 0, 0, im->w, im->h);
 587 }
 588
 589 static void
 590 eng_image_native_set(void *data, void *image, void *native)
 591 {
 592 }
 593
 594 static void *
 595 eng_image_native_get(void *data, void *image)
 596 {
 597    return NULL;
 598 }
 599
 600 static void *
 601 eng_image_load(void *data, const char *file, const char *key, int *error, Evas_Image_Load_Opts *lo)
 602 {
 603    Render_Engine *re;
 604    XR_Image *im;
 605
 606    re = (Render_Engine *)data;
 607    *error = 0;
 608    im = _xre_image_load(re->xinf, file, key, lo);
 609    return im;
 610 }
 611
 612 static void *
 613 eng_image_new_from_data(void *data, int w, int h, DATA32 *image_data, int alpha, int cspace)
 614 {
 615    Render_Engine *re;
 616    XR_Image *im;
 617
 618    re = (Render_Engine *)data;
 619    im = _xre_image_new_from_data(re->xinf, w, h, image_data, alpha, cspace);
 620    return im;
 621 }
 622
 623 static void *
 624 eng_image_new_from_copied_data(void *data, int w, int h, DATA32 *image_data, int alpha, int cspace)
 625 {
 626    Render_Engine *re;
 627    XR_Image *im;
 628
 629    re = (Render_Engine *)data;
 630    im = _xre_image_new_from_copied_data(re->xinf, w, h, image_data, alpha, cspace);
 631    return im;
 632 }
 633
 634 static void
 635 eng_image_free(void *data, void *image)
 636 {
 637    if (!image) return;
 638    _xre_image_free((XR_Image *)image);
 639 }
 640
 641 static void
 642 eng_image_size_get(void *data, void *image, int *w, int *h)
 643 {
 644    if (!image) return;
 645    if (w) *w = ((XR_Image *)image)->w;
 646    if (h) *h = ((XR_Image *)image)->h;
 647 }
 648
 649 static void *
 650 eng_image_size_set(void *data, void *image, int w, int h)
 651 {
 652    XR_Image *im, *im_old;
 653
 654    if (!image) return NULL;
 655    im_old = image;
 656    if ((im_old->cs.space == EVAS_COLORSPACE_YCBCR422P601_PL) ||
 657        (im_old->cs.space == EVAS_COLORSPACE_YCBCR422P709_PL))
 658      w &= ~0x1;
 659    if ((im_old) && (im_old->w == w) && (im_old->h == h))
 660      return image;
 661    if ((w <= 0) || (h <= 0))
 662      {
 663         _xre_image_free(im_old);
 664         return NULL;
 665      }
 666    if (im_old)
 667      {
 668         im = _xre_image_new_from_copied_data(im_old->xinf, w, h, NULL, im_old->alpha, im_old->cs.space);
 669         _xre_image_free(im_old);
 670         return im;
 671      }
 672    return image;
 673 }
 674
 675 static void *
 676 eng_image_dirty_region(void *data, void *image, int x, int y, int w, int h)
 677 {
 678    if (!image) return image;
 679    _xre_image_dirty((XR_Image *)image);
 680    _xre_image_region_dirty((XR_Image *)image, x, y, w, h);
 681    return image;
 682 }
 683
 684 static void *
 685 eng_image_data_get(void *data, void *image, int to_write, DATA32 **image_data)
 686 {
 687    XR_Image *im;
 688
 689    if (!image)
 690      {
 691         *image_data = NULL;
 692         return NULL;
 693      }
 694    im = (XR_Image *)image;
 695    if (im->im)
 696      evas_cache_image_load_data(&im->im->cache_entry);
 697    switch (im->cs.space)
 698      {
 699       case EVAS_COLORSPACE_ARGB8888:
 700         if (to_write)
 701           {
 702              if (im->references > 1)
 703                {
 704                   XR_Image *im_old;
 705
 706                   im_old = im;
 707                   im = _xre_image_copy(im_old);
 708                   if (im)
 709                     _xre_image_free(im_old);
 710                   else
 711                     im = im_old;
 712                }
 713              else
 714                _xre_image_dirty(im);
 715           }
 716         break;
 717       case EVAS_COLORSPACE_YCBCR422P601_PL:
 718       case EVAS_COLORSPACE_YCBCR422P709_PL:
 719         break;
 720       default:
 721         abort();
 722         break;
 723      }
 724    if (image_data) *image_data = _xre_image_data_get(im);
 725    return im;
 726 }
 727
 728 static void *
 729 eng_image_data_put(void *data, void *image, DATA32 *image_data)
 730 {
 731    XR_Image *im;
 732
 733    if (!image) return image;
 734    im = (XR_Image *)image;
 735
 736    switch (im->cs.space)
 737      {
 738       case EVAS_COLORSPACE_ARGB8888:
 739         if (_xre_image_data_get(im) != image_data)
 740           {
 741              XR_Image *im_old;
 742
 743              im_old = im;
 744              image = _xre_image_data_find(image_data);
 745              if (image != im_old)
 746                {
 747                   if (!image)
 748                     {
 749                        image = _xre_image_new_from_data(im_old->xinf, im_old->w, im_old->h, image_data, im_old->alpha, EVAS_COLORSPACE_ARGB8888);
 750                        if (image)
 751                          {
 752                             ((XR_Image *)image)->alpha = im_old->alpha;
 753                             _xre_image_free(im_old);
 754                          }
 755                        else
 756                          image = im_old;
 757                     }
 758                   else
 759                     {
 760                        _xre_image_free(im_old);
 761                     }
 762                }
 763              else
 764                {
 765                   _xre_image_free(image);
 766                   image = im_old;
 767                }
 768           }
 769         break;
 770       case EVAS_COLORSPACE_YCBCR422P601_PL:
 771       case EVAS_COLORSPACE_YCBCR422P709_PL:
 772         if (_xre_image_data_get(im) != image_data)
 773           {
 774              if (im->data)
 775                {
 776                   if (im->free_data) free(im->data);
 777                   im->data = NULL;
 778                }
 779              if (im->cs.data)
 780                {
 781                   if (!im->cs.no_free) free(im->cs.data);
 782                }
 783              im->cs.data = image_data;
 784              _xre_image_dirty(im);
 785           }
 786         break;
 787       default:
 788         abort();
 789         break;
 790      }
 791    return image;
 792 }
 793
 794 static void
 795 eng_image_draw(void *data, void *context, void *surface, void *image, int src_x, int src_y, int src_w, int src_h, int dst_x, int dst_y, int dst_w, int dst_h, int smooth)
 796 {
 797    if ((!image) || (!surface)) return;
 798    _xre_image_surface_gen((XR_Image *)image);
 799    if (((XR_Image *)image)->surface)
 800      _xr_render_surface_composite(((XR_Image *)image)->surface,
 801                                   (Xrender_Surface *)surface,
 802                                   (RGBA_Draw_Context *)context,
 803                                   src_x, src_y, src_w, src_h,
 804                                   dst_x, dst_y, dst_w, dst_h,
 805                                   smooth);
 806 }
 807
 808 static void
 809 eng_image_cache_flush(void *data)
 810 {
 811    int tmp_size;
 812
 813    tmp_size = _xre_image_cache_get();
 814    pfunc.image_cache_flush(data);
 815    _xre_image_cache_set(0);
 816    _xre_image_cache_set(tmp_size);
 817 }
 818
 819 static void
 820 eng_image_cache_set(void *data, int bytes)
 821 {
 822    pfunc.image_cache_set(data, bytes);
 823    _xre_image_cache_set(bytes);
 824 }
 825
 826 static int
 827 eng_image_cache_get(void *data)
 828 {
 829    return pfunc.image_cache_get(data);
 830 }
 831
 832 static void
 833 eng_font_draw(void *data, void *context, void *surface, void *font, int x, int y, int w, int h, int ow, int oh, const char *text)
 834 {
 835    Render_Engine        *re;
 836    RGBA_Image           *im;
 837
 838    re = (Render_Engine *)data;
 839
 840    _xr_render_surface_clips_set((Xrender_Surface *)surface, (RGBA_Draw_Context *)context, x, y, w, h);
 841
 842    im = (RGBA_Image *) evas_cache_image_data(evas_common_image_cache_get(),
 843                                              ((Xrender_Surface *)surface)->w,
 844                                              ((Xrender_Surface *)surface)->h,
 845                                              surface,
 846                                              0, EVAS_COLORSPACE_ARGB8888);
 847    evas_common_draw_context_font_ext_set(context,
 848                                          re->xinf,
 849                                          _xre_font_surface_new,
 850                                          _xre_font_surface_free,
 851                                          _xre_font_surface_draw);
 852    evas_common_font_draw(im, context, font, x, y, text);
 853    evas_common_draw_context_font_ext_set(context,
 854                                          NULL,
 855                                          NULL,
 856                                          NULL,
 857                                          NULL);
 858    evas_common_cpu_end_opt();
 859
 860    evas_cache_image_drop(&im->cache_entry);
 861 }
 862
 863 /* module advertising code */
 864 EAPI int
 865 module_open(Evas_Module *em)
 866 {
 867    if (!em) return 0;
 868    /* get whatever engine module we inherit from */
 869    if (!_evas_module_engine_inherit(&pfunc, "software_generic")) return 0;
 870    /* store it for later use */
 871    func = pfunc;
 872    /* now to override methods */
 873 #define ORD(f) EVAS_API_OVERRIDE(f, &func, eng_)
 874    ORD(info);
 875    ORD(info_free);
 876    ORD(setup);
 877    ORD(output_free);
 878    ORD(output_resize);
 879    ORD(output_tile_size_set);
 880    ORD(output_redraws_rect_add);
 881    ORD(output_redraws_rect_del);
 882    ORD(output_redraws_clear);
 883    ORD(output_redraws_next_update_get);
 884    ORD(output_redraws_next_update_push);
 885    ORD(output_flush);
 886    ORD(output_idle_flush);
 887    ORD(rectangle_draw);
 888    ORD(line_draw);
 889    ORD(polygon_draw);
 890    ORD(gradient_new);
 891    ORD(gradient_free);
 892    ORD(gradient_color_stop_add);
 893    ORD(gradient_alpha_stop_add);
 894    ORD(gradient_color_data_set);
 895    ORD(gradient_alpha_data_set);
 896    ORD(gradient_clear);
 897    ORD(gradient_fill_set);
 898    ORD(gradient_fill_angle_set);
 899    ORD(gradient_fill_spread_set);
 900    ORD(gradient_angle_set);
 901    ORD(gradient_offset_set);
 902    ORD(gradient_direction_set);
 903    ORD(gradient_type_set);
 904    ORD(gradient_is_opaque);
 905    ORD(gradient_is_visible);
 906    ORD(gradient_render_pre);
 907    ORD(gradient_render_post);
 908    ORD(gradient_draw);
 909    ORD(image_load);
 910    ORD(image_new_from_data);
 911    ORD(image_new_from_copied_data);
 912    ORD(image_free);
 913    ORD(image_size_get);
 914    ORD(image_size_set);
 915    ORD(image_dirty_region);
 916    ORD(image_data_get);
 917    ORD(image_data_put);
 918    ORD(image_alpha_set);
 919    ORD(image_alpha_get);
 920    ORD(image_border_set);
 921    ORD(image_border_get);
 922    ORD(image_draw);
 923    ORD(image_comment_get);
 924    ORD(image_format_get);
 925    ORD(image_colorspace_set);
 926    ORD(image_colorspace_get);
 927    ORD(image_native_set);
 928    ORD(image_native_get);
 929    ORD(image_cache_flush);
 930    ORD(image_cache_set);
 931    ORD(image_cache_get);
 932    ORD(font_draw);
 933    /* now advertise out own api */
 934    em->functions = (void *)(&func);
 935    return 1;
 936 }
 937
 938 EAPI void
 939 module_close(void)
 940 {
 941 }
 942
 943 EAPI Evas_Module_Api evas_modapi =
 944 {
 945    EVAS_MODULE_API_VERSION,
 946      EVAS_MODULE_TYPE_ENGINE,
 947      "xrender_x11",
 948      "none"
 949 };
 950