1 #include "evas_common.h" /* Also includes international specific stuff */
2 #include "evas_engine.h"
4 #include <dlfcn.h> /* dlopen,dlclose,etc */
6 static void* _sdl_output_setup (int w, int h, int fullscreen, int noframe);
8 int _evas_engine_GL_SDL_log_dom = -1;
9 /* function tables - filled in later (func and parent func) */
10 static Evas_Func func, pfunc;
15 Evas_Engine_Info_GL_SDL *info;
17 info = calloc(1, sizeof(Evas_Engine_Info_GL_SDL));
18 if (!info) return NULL;
19 info->magic.magic = rand();
24 eng_info_free(Evas *e __UNUSED__, void *info)
26 Evas_Engine_Info_GL_SDL *in;
27 in = (Evas_Engine_Info_GL_SDL *)info;
32 eng_setup(Evas *e, void *in)
35 Evas_Engine_Info_GL_SDL *info;
37 info = (Evas_Engine_Info_GL_SDL *)in;
39 SDL_Init(SDL_INIT_NOPARACHUTE);
41 if (SDL_InitSubSystem(SDL_INIT_VIDEO) < 0)
43 ERR("SDL_Init failed with %s", SDL_GetError());
48 re = _sdl_output_setup(e->output.w, e->output.h,
49 info->flags.fullscreen,
52 e->engine.data.output = re;
53 if (!e->engine.data.output)
56 e->engine.func = &func;
57 e->engine.data.context = e->engine.func->context_new(e->engine.data.output);
63 eng_output_free(void *data)
67 re = (Render_Engine *)data;
68 evas_gl_common_context_free(re->gl_context);
71 evas_common_font_shutdown();
72 evas_common_image_shutdown();
74 SDL_QuitSubSystem(SDL_INIT_VIDEO);
78 eng_output_resize(void *data, int w, int h)
83 re = (Render_Engine *)data;
87 if(SDL_GetVideoSurface()->flags & SDL_RESIZABLE)
89 surface = SDL_SetVideoMode(w, h, 32, EVAS_SDL_GL_FLAG
90 | (re->info->flags.fullscreen ? SDL_FULLSCREEN : 0)
91 | (re->info->flags.noframe ? SDL_NOFRAME : 0));
94 ERR("Unable to change the resolution to : %ix%i", w, h);
100 evas_gl_common_context_resize(re->gl_context, w, h);
104 eng_output_tile_size_set(void *data, int w __UNUSED__, int h __UNUSED__)
106 // Render_Engine *re;
108 // re = (Render_Engine *)data;
112 eng_output_redraws_rect_add(void *data, int x, int y, int w, int h)
116 re = (Render_Engine *)data;
117 evas_gl_common_context_resize(re->gl_context, re->w, re->h);
118 /* smple bounding box */
119 if (!re->draw.redraw)
124 re->draw.x2 = x + w - 1;
125 re->draw.y2 = y + h - 1;
129 re->draw.x2 = re->w - 1;
130 re->draw.y2 = re->h - 1;
135 if (x < re->draw.x1) re->draw.x1 = x;
136 if (y < re->draw.y1) re->draw.y1 = y;
137 if ((x + w - 1) > re->draw.x2) re->draw.x2 = x + w - 1;
138 if ((y + h - 1) > re->draw.y2) re->draw.y2 = y + h - 1;
144 eng_output_redraws_rect_del(void *data, int x __UNUSED__, int y __UNUSED__, int w __UNUSED__, int h __UNUSED__)
146 // Render_Engine *re;
148 // re = (Render_Engine *)data;
152 eng_output_redraws_clear(void *data)
156 re = (Render_Engine *)data;
158 // INF("GL: finish update cycle!");
161 /* at least the nvidia drivers are so abysmal that copying from the backbuffer
162 * to the front using glCopyPixels() that you literally can WATCH it draw the
163 * pixels slowly across the screen with a window update taking multiple
164 * seconds - so workaround by doing a full buffer render as frankly GL isn't
165 * up to doing anything that isn't done by quake (etc.)
167 #define SLOW_GL_COPY_RECT 1
168 /* vsync games - not for now though */
169 //#define VSYNC_TO_SCREEN 1
172 eng_output_redraws_next_update_get(void *data, int *x, int *y, int *w, int *h, int *cx, int *cy, int *cw, int *ch)
176 re = (Render_Engine *)data;
177 evas_gl_common_context_flush(re->gl_context);
178 /* get the upate rect surface - return engine data as dummy */
179 if (!re->draw.redraw)
181 // printf("GL: NO updates!\n");
184 // printf("GL: update....!\n");
185 #ifdef SLOW_GL_COPY_RECT
186 /* if any update - just return the whole canvas - works with swap
197 /* 1 update - INCREDIBLY SLOW if combined with swap_rect in flush. a gl
198 * problem where there just is no hardware path for somethnig that
199 * obviously SHOULD be there */
200 /* only 1 update to minimise gl context games and rendering multiple update
201 * regions as evas does with other engines
203 if (x) *x = re->draw.x1;
204 if (y) *y = re->draw.y1;
205 if (w) *w = re->draw.x2 - re->draw.x1 + 1;
206 if (h) *h = re->draw.y2 - re->draw.y1 + 1;
207 if (cx) *cx = re->draw.x1;
208 if (cy) *cy = re->draw.y1;
209 if (cw) *cw = re->draw.x2 - re->draw.x1 + 1;
210 if (ch) *ch = re->draw.y2 - re->draw.y1 + 1;
212 // clear buffer. only needed for dest alpha
213 // glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
214 // glClear(GL_COLOR_BUFFER_BIT);
215 //x// printf("frame -> new\n");
216 return re->gl_context->def_surface;
220 eng_output_redraws_next_update_push(void *data, void *surface __UNUSED__, int x __UNUSED__, int y __UNUSED__, int w __UNUSED__, int h __UNUSED__)
224 re = (Render_Engine *)data;
225 /* put back update surface.. in this case just unflag redraw */
228 evas_gl_common_context_flush(re->gl_context);
229 //x// printf("frame -> push\n");
233 eng_output_flush(void *data)
237 re = (Render_Engine *)data;
238 if (!re->draw.drew) return;
239 //x// printf("frame -> flush\n");
243 #if defined (GLES_VARIETY_S3C6410) || defined (GLES_VARIETY_SGX)
245 eglSwapBuffers(re->egl_disp, re->egl_surface[0]);
247 glXSwapBuffers(re->win->disp, re->win);
250 SDL_GL_SwapBuffers();
255 eng_output_idle_flush(void *data)
259 re = (Render_Engine *)data;
263 eng_output_dump(void *data)
267 re = (Render_Engine *)data;
268 evas_common_image_image_all_unload();
269 evas_common_font_font_all_unload();
270 evas_gl_common_image_all_unload(re->gl_context);
274 eng_context_cutout_add(void *data, void *context, int x, int y, int w, int h)
276 // Render_Engine *re;
278 // re = (Render_Engine *)data;
279 // re->gl_context->dc = context;
280 evas_common_draw_context_add_cutout(context, x, y, w, h);
284 eng_context_cutout_clear(void *data, void *context)
286 // Render_Engine *re;
288 // re = (Render_Engine *)data;
289 // re->gl_context->dc = context;
290 evas_common_draw_context_clear_cutouts(context);
294 eng_rectangle_draw(void *data, void *context, void *surface, int x, int y, int w, int h)
298 re = (Render_Engine *)data;
299 evas_gl_common_context_target_surface_set(re->gl_context, surface);
300 re->gl_context->dc = context;
301 evas_gl_common_rect_draw(re->gl_context, x, y, w, h);
305 eng_line_draw(void *data, void *context, void *surface, int x1, int y1, int x2, int y2)
309 re = (Render_Engine *)data;
310 evas_gl_common_context_target_surface_set(re->gl_context, surface);
311 re->gl_context->dc = context;
312 evas_gl_common_line_draw(re->gl_context, x1, y1, x2, y2);
316 eng_polygon_point_add(void *data, void *context __UNUSED__, void *polygon, int x, int y)
320 re = (Render_Engine *)data;
321 return evas_gl_common_poly_point_add(polygon, x, y);
325 eng_polygon_points_clear(void *data, void *context __UNUSED__, void *polygon)
329 re = (Render_Engine *)data;
330 return evas_gl_common_poly_points_clear(polygon);
334 eng_polygon_draw(void *data, void *context, void *surface, void *polygon, int x, int y)
338 re = (Render_Engine *)data;
339 evas_gl_common_context_target_surface_set(re->gl_context, surface);
340 re->gl_context->dc = context;
341 evas_gl_common_poly_draw(re->gl_context, polygon, x, y);
345 eng_image_alpha_get(void *data, void *image)
347 // Render_Engine *re;
350 // re = (Render_Engine *)data;
351 if (!image) return 1;
357 eng_image_colorspace_get(void *data, void *image)
359 // Render_Engine *re;
362 // re = (Render_Engine *)data;
363 if (!image) return EVAS_COLORSPACE_ARGB8888;
369 eng_image_alpha_set(void *data, void *image, int has_alpha)
374 re = (Render_Engine *)data;
375 if (!image) return NULL;
379 im->alpha = has_alpha;
382 /* FIXME: can move to gl_common */
383 if (im->cs.space != EVAS_COLORSPACE_ARGB8888) return im;
384 if ((has_alpha) && (im->im->cache_entry.flags.alpha)) return image;
385 else if ((!has_alpha) && (!im->im->cache_entry.flags.alpha)) return image;
386 if (im->references > 1)
388 Evas_GL_Image *im_new;
390 im_new = evas_gl_common_image_new_from_copied_data(im->gc, im->im->cache_entry.w, im->im->cache_entry.h, im->im->image.data,
391 eng_image_alpha_get(data, image),
392 eng_image_colorspace_get(data, image));
393 if (!im_new) return im;
394 evas_gl_common_image_free(im);
398 evas_gl_common_image_dirty(im, 0, 0, 0, 0);
399 im->im->cache_entry.flags.alpha = has_alpha ? 1 : 0;
404 eng_image_border_set(void *data, void *image, int l __UNUSED__, int r __UNUSED__, int t __UNUSED__, int b __UNUSED__)
406 // Render_Engine *re;
408 // re = (Render_Engine *)data;
413 eng_image_border_get(void *data, void *image __UNUSED__, int *l __UNUSED__, int *r __UNUSED__, int *t __UNUSED__, int *b __UNUSED__)
415 // Render_Engine *re;
417 // re = (Render_Engine *)data;
421 eng_image_comment_get(void *data, void *image, char *key __UNUSED__)
423 // Render_Engine *re;
426 // re = (Render_Engine *)data;
427 if (!image) return NULL;
429 if (!im->im) return NULL;
430 return im->im->info.comment;
434 eng_image_format_get(void *data, void *image)
436 // Render_Engine *re;
439 // re = (Render_Engine *)data;
445 eng_image_colorspace_set(void *data, void *image, int cspace)
450 re = (Render_Engine *)data;
453 if (im->native.data) return;
454 /* FIXME: can move to gl_common */
455 if (im->cs.space == cspace) return;
456 evas_cache_image_colorspace(&im->im->cache_entry, cspace);
459 case EVAS_COLORSPACE_ARGB8888:
462 if (!im->cs.no_free) free(im->cs.data);
467 case EVAS_COLORSPACE_YCBCR422P601_PL:
468 case EVAS_COLORSPACE_YCBCR422P709_PL:
469 if (im->tex) evas_gl_common_texture_free(im->tex);
473 if (!im->cs.no_free) free(im->cs.data);
475 im->cs.data = calloc(1, im->im->cache_entry.h * sizeof(unsigned char *) * 2);
482 im->cs.space = cspace;
485 /////////////////////////////////////////////////////////////////////////
488 typedef struct _Native Native;
492 Evas_Native_Surface ns;
494 #if defined (GLES_VARIETY_S3C6410) || defined (GLES_VARIETY_SGX)
495 EGLSurface egl_surface;
500 _native_bind_cb(void *data, void *image)
505 _native_unbind_cb(void *data, void *image)
510 _native_free_cb(void *data, void *image)
515 eng_image_native_set(void *data, void *image, void *native)
520 eng_image_native_get(void *data, void *image)
527 /////////////////////////////////////////////////////////////////////////
530 eng_image_load(void *data, const char *file, const char *key, int *error, Evas_Image_Load_Opts *lo)
534 re = (Render_Engine *)data;
535 *error = EVAS_LOAD_ERROR_NONE;
536 return evas_gl_common_image_load(re->gl_context, file, key, lo, error);
540 eng_image_new_from_data(void *data, int w, int h, DATA32 *image_data, int alpha, int cspace)
544 re = (Render_Engine *)data;
545 return evas_gl_common_image_new_from_data(re->gl_context, w, h, image_data, alpha, cspace);
549 eng_image_new_from_copied_data(void *data, int w, int h, DATA32 *image_data, int alpha, int cspace)
553 re = (Render_Engine *)data;
554 return evas_gl_common_image_new_from_copied_data(re->gl_context, w, h, image_data, alpha, cspace);
558 eng_image_free(void *data, void *image)
562 re = (Render_Engine *)data;
564 evas_gl_common_image_free(image);
568 eng_image_size_get(void *data, void *image, int *w, int *h)
570 // Render_Engine *re;
572 // re = (Render_Engine *)data;
579 if (w) *w = ((Evas_GL_Image *)image)->w;
580 if (h) *h = ((Evas_GL_Image *)image)->h;
584 eng_image_size_set(void *data, void *image, int w, int h)
587 Evas_GL_Image *im = image;
588 Evas_GL_Image *im_old;
590 re = (Render_Engine *)data;
591 if (!im) return NULL;
599 if ((eng_image_colorspace_get(data, image) == EVAS_COLORSPACE_YCBCR422P601_PL) ||
600 (eng_image_colorspace_get(data, image) == EVAS_COLORSPACE_YCBCR422P709_PL))
602 if ((im_old) && (im_old->im->cache_entry.w == w) && (im_old->im->cache_entry.h == h))
606 im = evas_gl_common_image_new(re->gl_context, w, h,
607 eng_image_alpha_get(data, image),
608 eng_image_colorspace_get(data, image));
610 evas_common_load_image_data_from_file(im_old->im);
611 if (im_old->im->image->data)
613 evas_common_blit_rectangle(im_old->im, im->im, 0, 0, w, h, 0, 0);
614 evas_common_cpu_end_opt();
617 evas_gl_common_image_free(im_old);
620 im = evas_gl_common_image_new(re->gl_context, w, h, 1, EVAS_COLORSPACE_ARGB8888);
625 eng_image_dirty_region(void *data, void *image, int x, int y, int w, int h)
628 Evas_GL_Image *im = image;
630 re = (Render_Engine *)data;
631 if (!image) return NULL;
632 if (im->native.data) return image;
633 evas_gl_common_image_dirty(image, x, y, w, h);
638 eng_image_data_get(void *data, void *image, int to_write, DATA32 **image_data)
643 re = (Render_Engine *)data;
655 evas_cache_image_load_data(&im->im->cache_entry);
656 switch (im->cs.space)
658 case EVAS_COLORSPACE_ARGB8888:
661 if (im->references > 1)
663 Evas_GL_Image *im_new;
665 im_new = evas_gl_common_image_new_from_copied_data(im->gc, im->im->cache_entry.w, im->im->cache_entry.h, im->im->image.data,
666 eng_image_alpha_get(data, image),
667 eng_image_colorspace_get(data, image));
673 evas_gl_common_image_free(im);
677 evas_gl_common_image_dirty(im, 0, 0, 0, 0);
679 *image_data = im->im->image.data;
681 case EVAS_COLORSPACE_YCBCR422P601_PL:
682 case EVAS_COLORSPACE_YCBCR422P709_PL:
683 *image_data = im->cs.data;
693 eng_image_data_put(void *data, void *image, DATA32 *image_data)
696 Evas_GL_Image *im, *im2;
698 re = (Render_Engine *)data;
699 if (!image) return NULL;
701 if (im->native.data) return image;
702 switch (im->cs.space)
704 case EVAS_COLORSPACE_ARGB8888:
705 if (image_data != im->im->image.data)
709 w = im->im->cache_entry.w;
710 h = im->im->cache_entry.h;
711 im2 = eng_image_new_from_data(data, w, h, image_data,
712 eng_image_alpha_get(data, image),
713 eng_image_colorspace_get(data, image));
715 evas_gl_common_image_free(im);
719 case EVAS_COLORSPACE_YCBCR422P601_PL:
720 case EVAS_COLORSPACE_YCBCR422P709_PL:
721 if (image_data != im->cs.data)
725 if (!im->cs.no_free) free(im->cs.data);
727 im->cs.data = image_data;
734 /* hmmm - but if we wrote... why bother? */
735 evas_gl_common_image_dirty(im, 0, 0, 0, 0);
740 eng_image_data_preload_request(void *data __UNUSED__, void *image, const void *target)
742 Evas_GL_Image *gim = image;
746 if (gim->native.data) return;
747 im = (RGBA_Image *)gim->im;
749 evas_cache_image_preload_data(&im->cache_entry, target);
753 eng_image_data_preload_cancel(void *data __UNUSED__, void *image, const void *target)
755 Evas_GL_Image *gim = image;
759 if (gim->native.data) return;
760 im = (RGBA_Image *)gim->im;
762 evas_cache_image_preload_cancel(&im->cache_entry, target);
766 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)
770 re = (Render_Engine *)data;
772 evas_gl_common_context_target_surface_set(re->gl_context, surface);
773 re->gl_context->dc = context;
774 evas_gl_common_image_draw(re->gl_context, image,
775 src_x, src_y, src_w, src_h,
776 dst_x, dst_y, dst_w, dst_h,
781 eng_image_scale_hint_set(void *data __UNUSED__, void *image, int hint)
786 eng_image_map4_draw(void *data __UNUSED__, void *context, void *surface, void *image, RGBA_Map_Point *p, int smooth, int level)
790 re = (Render_Engine *)data;
791 evas_gl_common_context_target_surface_set(re->gl_context, surface);
792 re->gl_context->dc = context;
793 evas_gl_common_image_map4_draw(re->gl_context, image, p, smooth, level);
797 eng_image_map_surface_new(void *data __UNUSED__, int w, int h, int alpha)
801 re = (Render_Engine *)data;
802 return evas_gl_common_image_surface_new(re->gl_context, w, h, alpha);
806 eng_image_map_surface_free(void *data __UNUSED__, void *surface)
808 evas_gl_common_image_free(surface);
812 eng_image_scale_hint_get(void *data __UNUSED__, void *image)
814 return EVAS_IMAGE_SCALE_HINT_NONE;
818 eng_font_draw(void *data, void *context, void *surface, void *font, int x, int y, int w __UNUSED__, int h __UNUSED__, int ow __UNUSED__, int oh __UNUSED__, const Eina_Unicode *text, const Evas_BiDi_Props *intl_props)
822 re = (Render_Engine *)data;
823 evas_gl_common_context_target_surface_set(re->gl_context, surface);
824 re->gl_context->dc = context;
826 // FIXME: put im into context so we can free it
827 static RGBA_Image *im = NULL;
830 im = (RGBA_Image *)evas_cache_image_empty(evas_common_image_cache_get());
831 im->cache_entry.w = re->w;
832 im->cache_entry.h = re->h;
833 evas_common_draw_context_font_ext_set(context,
835 evas_gl_font_texture_new,
836 evas_gl_font_texture_free,
837 evas_gl_font_texture_draw);
838 evas_common_font_draw(im, context, font, x, y, text, intl_props);
839 evas_common_draw_context_font_ext_set(context,
848 eng_canvas_alpha_get(void *data __UNUSED__, void *info __UNUSED__)
850 // FIXME: support ARGB gl targets!!!
855 module_open(Evas_Module *em)
858 if (!evas_gl_common_module_open()) return 0;
859 /* get whatever engine module we inherit from */
860 if (!_evas_module_engine_inherit(&pfunc, "software_generic")) return 0;
861 if (_evas_engine_GL_SDL_log_dom < 0)
862 _evas_engine_GL_SDL_log_dom = eina_log_domain_register
863 ("evas-gl_sdl", EVAS_DEFAULT_LOG_COLOR);
864 if (_evas_engine_GL_SDL_log_dom < 0)
866 EINA_LOG_ERR("Can not create a module log domain.");
869 /* store it for later use */
871 /* now to override methods */
872 #define ORD(f) EVAS_API_OVERRIDE(f, &func, eng_)
876 ORD(canvas_alpha_get);
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(context_cutout_add);
886 ORD(context_cutout_clear);
888 ORD(output_idle_flush);
892 ORD(polygon_point_add);
893 ORD(polygon_points_clear);
897 ORD(image_new_from_data);
898 ORD(image_new_from_copied_data);
902 ORD(image_dirty_region);
905 ORD(image_data_preload_request);
906 ORD(image_data_preload_cancel);
907 ORD(image_alpha_set);
908 ORD(image_alpha_get);
909 ORD(image_border_set);
910 ORD(image_border_get);
912 ORD(image_comment_get);
913 ORD(image_format_get);
914 ORD(image_colorspace_set);
915 ORD(image_colorspace_get);
916 ORD(image_native_set);
917 ORD(image_native_get);
920 ORD(image_scale_hint_set);
921 ORD(image_scale_hint_get);
923 ORD(image_map4_draw);
924 ORD(image_map_surface_new);
925 ORD(image_map_surface_free);
927 /* now advertise out own api */
928 em->functions = (void *)(&func);
933 module_close(Evas_Module *em)
935 eina_log_domain_unregister(_evas_engine_GL_SDL_log_dom);
936 evas_gl_common_module_close();
939 static Evas_Module_Api evas_modapi =
941 EVAS_MODULE_API_VERSION,
950 EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, gl_sdl);
952 #ifndef EVAS_STATIC_BUILD_GL_SDL
953 EVAS_EINA_MODULE_DEFINE(engine, gl_sdl);
957 _sdl_output_setup (int w, int h, int fullscreen, int noframe)
959 Render_Engine *re = calloc(1, sizeof(Render_Engine));
960 SDL_Surface *surface;
961 int context_attrs[3];
962 int config_attrs[20];
963 int major_version, minor_version;
966 /* if we haven't initialized - init (automatic abort if already done) */
967 evas_common_cpu_init();
968 evas_common_blend_init();
969 evas_common_image_init();
970 evas_common_convert_init();
971 evas_common_scale_init();
972 evas_common_rectangle_init();
973 evas_common_polygon_init();
974 evas_common_line_init();
975 evas_common_font_init();
976 evas_common_draw_init();
977 evas_common_tilebuf_init();
982 /* GL Initialization */
983 #ifdef HAVE_SDL_GL_CONTEXT_VERSION
984 SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2);
985 SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
987 SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
988 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
989 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
990 SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
991 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
992 SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 0);
994 surface = SDL_SetVideoMode(w, h, 32, EVAS_SDL_GL_FLAG
995 | (fullscreen ? SDL_FULLSCREEN : 0)
996 | (noframe ? SDL_NOFRAME : 0));
1000 CRIT("SDL_SetVideoMode [ %i x %i x 32 ] failed. %s", w, h, SDL_GetError());
1005 INF("Screen Depth: %d, Vendor: '%s', Renderer: '%s', Version: '%s'", SDL_GetVideoSurface()->format->BitsPerPixel, glGetString(GL_VENDOR), glGetString(GL_RENDERER), glGetString(GL_VERSION));
1007 re->gl_context = evas_gl_common_context_new();
1008 if (!re->gl_context)
1013 evas_gl_common_context_use(re->gl_context);
1014 evas_gl_common_context_resize(re->gl_context, w, h);
1016 /* End GL Initialization */