aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/libraries/evas/src/modules/engines/buffer/evas_engine.c
diff options
context:
space:
mode:
Diffstat (limited to 'libraries/evas/src/modules/engines/buffer/evas_engine.c')
-rw-r--r--libraries/evas/src/modules/engines/buffer/evas_engine.c444
1 files changed, 0 insertions, 444 deletions
diff --git a/libraries/evas/src/modules/engines/buffer/evas_engine.c b/libraries/evas/src/modules/engines/buffer/evas_engine.c
deleted file mode 100644
index 758ef10..0000000
--- a/libraries/evas/src/modules/engines/buffer/evas_engine.c
+++ /dev/null
@@ -1,444 +0,0 @@
1#include "evas_common.h"
2#include "evas_private.h"
3#include "evas_engine.h"
4#include "Evas_Engine_Buffer.h"
5
6/* domain for eina_log */
7/* the log macros are defined in evas_common.h */
8/* theirs names are EVAS_ERR, EVAS_DBG, EVAS_CRIT, EVAS_WRN and EVAS_INF */
9/* although we can use the EVAS_ERROR, etc... macros it will not work
10 when the -fvisibility=hidden option is passed to gcc */
11
12int _evas_engine_buffer_log_dom = -1;
13
14/* function tables - filled in later (func and parent func) */
15
16static Evas_Func func, pfunc;
17
18
19/* engine struct data */
20typedef struct _Render_Engine Render_Engine;
21
22struct _Render_Engine
23{
24 Tilebuf *tb;
25 Outbuf *ob;
26 Tilebuf_Rect *rects;
27 Eina_Inlist *cur_rect;
28 Eina_Inarray previous_rects;
29 int end : 1;
30};
31
32/* prototypes we will use here */
33static void *_output_setup(int w, int h, void *dest_buffer, int dest_buffer_row_bytes, int depth_type, int use_color_key, int alpha_threshold, int color_key_r, int color_key_g, int color_key_b, void *(*new_update_region) (int x, int y, int w, int h, int *row_bytes), void (*free_update_region) (int x, int y, int w, int h, void *data), void *(*switch_buffer) (void *data, void *dest_buffer), void *switch_data);
34
35static void *eng_info(Evas *e __UNUSED__);
36static void eng_info_free(Evas *e __UNUSED__, void *info);
37static int eng_setup(Evas *e, void *info);
38static void eng_output_free(void *data);
39static void eng_output_resize(void *data, int w, int h);
40static void eng_output_tile_size_set(void *data, int w, int h);
41static void eng_output_redraws_rect_add(void *data, int x, int y, int w, int h);
42static void eng_output_redraws_rect_del(void *data, int x, int y, int w, int h);
43static void eng_output_redraws_clear(void *data);
44static void *eng_output_redraws_next_update_get(void *data, int *x, int *y, int *w, int *h, int *cx, int *cy, int *cw, int *ch);
45static void eng_output_redraws_next_update_push(void *data, void *surface, int x, int y, int w, int h);
46static void eng_output_flush(void *data);
47static void eng_output_idle_flush(void *data);
48
49/* internal engine routines */
50static void *
51_output_setup(int w,
52 int h,
53 void *dest_buffer,
54 int dest_buffer_row_bytes,
55 int depth_type,
56 int use_color_key,
57 int alpha_threshold,
58 int color_key_r,
59 int color_key_g,
60 int color_key_b,
61 void *(*new_update_region) (int x, int y, int w, int h, int *row_bytes),
62 void (*free_update_region) (int x, int y, int w, int h, void *data),
63 void *(*switch_buffer) (void *data, void *dest_buffer),
64 void *switch_data
65 )
66{
67 Render_Engine *re;
68
69 re = calloc(1, sizeof(Render_Engine));
70 if (!re)
71 return NULL;
72 /* if we haven't initialized - init (automatic abort if already done) */
73 evas_common_cpu_init();
74
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_polygon_init();
81 evas_common_line_init();
82 evas_common_font_init();
83 evas_common_draw_init();
84 evas_common_tilebuf_init();
85
86 evas_buffer_outbuf_buf_init();
87
88 {
89 Outbuf_Depth dep;
90 DATA32 color_key = 0;
91
92 dep = OUTBUF_DEPTH_BGR_24BPP_888_888;
93 if (depth_type == EVAS_ENGINE_BUFFER_DEPTH_ARGB32)
94 dep = OUTBUF_DEPTH_ARGB_32BPP_8888_8888;
95 else if (depth_type == EVAS_ENGINE_BUFFER_DEPTH_RGB32)
96 dep = OUTBUF_DEPTH_RGB_32BPP_888_8888;
97 else if (depth_type == EVAS_ENGINE_BUFFER_DEPTH_BGRA32)
98 dep = OUTBUF_DEPTH_BGRA_32BPP_8888_8888;
99 else if (depth_type == EVAS_ENGINE_BUFFER_DEPTH_RGB24)
100 dep = OUTBUF_DEPTH_RGB_24BPP_888_888;
101 else if (depth_type == EVAS_ENGINE_BUFFER_DEPTH_BGR24)
102 dep = OUTBUF_DEPTH_BGR_24BPP_888_888;
103 R_VAL(&color_key) = color_key_r;
104 G_VAL(&color_key) = color_key_g;
105 B_VAL(&color_key) = color_key_b;
106 A_VAL(&color_key) = 0;
107 re->ob = evas_buffer_outbuf_buf_setup_fb(w,
108 h,
109 dep,
110 dest_buffer,
111 dest_buffer_row_bytes,
112 use_color_key,
113 color_key,
114 alpha_threshold,
115 new_update_region,
116 free_update_region,
117 switch_buffer,
118 switch_data);
119 }
120 re->tb = evas_common_tilebuf_new(w, h);
121 evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
122 eina_inarray_setup(&re->previous_rects, sizeof (Eina_Rectangle), 8);
123 return re;
124}
125
126/* engine api this module provides */
127static void *
128eng_info(Evas *e __UNUSED__)
129{
130 Evas_Engine_Info_Buffer *info;
131 info = calloc(1, sizeof(Evas_Engine_Info_Buffer));
132 if (!info) return NULL;
133 info->magic.magic = rand();
134 info->render_mode = EVAS_RENDER_MODE_BLOCKING;
135 return info;
136}
137
138static void
139eng_info_free(Evas *e __UNUSED__, void *info)
140{
141 Evas_Engine_Info_Buffer *in;
142 in = (Evas_Engine_Info_Buffer *)info;
143 free(in);
144}
145
146static int
147eng_setup(Evas *e, void *in)
148{
149 Render_Engine *re;
150 Evas_Engine_Info_Buffer *info;
151
152 info = (Evas_Engine_Info_Buffer *)in;
153 re = _output_setup(e->output.w,
154 e->output.h,
155 info->info.dest_buffer,
156 info->info.dest_buffer_row_bytes,
157 info->info.depth_type,
158 info->info.use_color_key,
159 info->info.alpha_threshold,
160 info->info.color_key_r,
161 info->info.color_key_g,
162 info->info.color_key_b,
163 info->info.func.new_update_region,
164 info->info.func.free_update_region,
165 info->info.func.switch_buffer,
166 info->info.switch_data);
167 if (e->engine.data.output)
168 eng_output_free(e->engine.data.output);
169 e->engine.data.output = re;
170 if (!e->engine.data.output) return 0;
171 if (!e->engine.data.context)
172 e->engine.data.context = e->engine.func->context_new(e->engine.data.output);
173 return 1;
174}
175
176static void
177eng_output_free(void *data)
178{
179 Render_Engine *re;
180
181 re = (Render_Engine *)data;
182 evas_buffer_outbuf_buf_free(re->ob);
183 evas_common_tilebuf_free(re->tb);
184 if (re->rects) evas_common_tilebuf_free_render_rects(re->rects);
185 free(re);
186
187 evas_common_font_shutdown();
188 evas_common_image_shutdown();
189}
190
191static void
192eng_output_resize(void *data, int w, int h)
193{
194 Render_Engine *re;
195
196 re = (Render_Engine *)data;
197 {
198 int depth;
199 void *dest;
200 int dest_row_bytes;
201 int alpha_level;
202 DATA32 color_key;
203 char use_color_key;
204 void * (*new_update_region) (int x, int y, int w, int h, int *row_bytes);
205 void (*free_update_region) (int x, int y, int w, int h, void *data);
206 void * (*switch_buffer) (void *switch_data, void *dest);
207 void *switch_data;
208
209 depth = re->ob->depth;
210 dest = re->ob->dest;
211 dest_row_bytes = re->ob->dest_row_bytes;
212 alpha_level = re->ob->alpha_level;
213 color_key = re->ob->color_key;
214 use_color_key = re->ob->use_color_key;
215 new_update_region = re->ob->func.new_update_region;
216 free_update_region = re->ob->func.free_update_region;
217 switch_buffer = re->ob->func.switch_buffer;
218 switch_data = re->ob->switch_data;
219 evas_buffer_outbuf_buf_free(re->ob);
220 re->ob = evas_buffer_outbuf_buf_setup_fb(w,
221 h,
222 depth,
223 dest,
224 dest_row_bytes,
225 use_color_key,
226 color_key,
227 alpha_level,
228 new_update_region,
229 free_update_region,
230 switch_buffer,
231 switch_data);
232 }
233 evas_common_tilebuf_free(re->tb);
234 re->tb = evas_common_tilebuf_new(w, h);
235 if (re->tb)
236 evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
237}
238
239static void
240eng_output_tile_size_set(void *data, int w, int h)
241{
242 Render_Engine *re;
243
244 re = (Render_Engine *)data;
245 evas_common_tilebuf_set_tile_size(re->tb, w, h);
246}
247
248static void
249eng_output_redraws_rect_add(void *data, int x, int y, int w, int h)
250{
251 Render_Engine *re;
252
253 re = (Render_Engine *)data;
254 evas_common_tilebuf_add_redraw(re->tb, x, y, w, h);
255}
256
257static void
258eng_output_redraws_rect_del(void *data, int x, int y, int w, int h)
259{
260 Render_Engine *re;
261
262 re = (Render_Engine *)data;
263 evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
264}
265
266static void
267eng_output_redraws_clear(void *data)
268{
269 Render_Engine *re;
270
271 re = (Render_Engine *)data;
272 evas_common_tilebuf_clear(re->tb);
273}
274
275static void *
276eng_output_redraws_next_update_get(void *data, int *x, int *y, int *w, int *h, int *cx, int *cy, int *cw, int *ch)
277{
278 Render_Engine *re;
279 RGBA_Image *surface;
280 Tilebuf_Rect *rect;
281 int ux, uy, uw, uh;
282
283 re = (Render_Engine *)data;
284 if (re->end)
285 {
286 re->end = 0;
287 return NULL;
288 }
289 if (!re->rects)
290 {
291 re->rects = evas_common_tilebuf_get_render_rects(re->tb);
292
293 /* handle double buffering */
294 if (re->ob->func.switch_buffer)
295 {
296 Eina_Rectangle *pushing;
297
298 if (re->ob->first_frame && !re->previous_rects.len)
299 {
300 evas_common_tilebuf_add_redraw(re->tb, 0, 0, re->ob->w, re->ob->h);
301 re->ob->first_frame = 0;
302 }
303
304 /* push previous frame */
305 EINA_INARRAY_FOREACH(&re->previous_rects, pushing)
306 evas_common_tilebuf_add_redraw(re->tb, pushing->x, pushing->y, pushing->w, pushing->h);
307 eina_inarray_flush(&re->previous_rects);
308
309 /* save current list of damage */
310 EINA_INLIST_FOREACH(re->rects, rect)
311 {
312 Eina_Rectangle local;
313
314 EINA_RECTANGLE_SET(&local, rect->x, rect->y, rect->w, rect->h);
315 eina_inarray_append(&re->previous_rects, &local);
316 }
317
318 /* and regenerate the damage list by tacking into account the damage over two frames */
319 evas_common_tilebuf_free_render_rects(re->rects);
320 re->rects = evas_common_tilebuf_get_render_rects(re->tb);
321 }
322
323 re->cur_rect = EINA_INLIST_GET(re->rects);
324 }
325 if (!re->cur_rect) return NULL;
326 rect = (Tilebuf_Rect *)re->cur_rect;
327 ux = rect->x; uy = rect->y; uw = rect->w; uh = rect->h;
328 re->cur_rect = re->cur_rect->next;
329 if (!re->cur_rect)
330 {
331 evas_common_tilebuf_free_render_rects(re->rects);
332 re->rects = NULL;
333 re->end = 1;
334 }
335
336 if ((ux + uw) > re->ob->w) uw = re->ob->w - ux;
337 if ((uy + uh) > re->ob->h) uh = re->ob->h - uy;
338 if ((uw <= 0) || (uh <= 0)) return NULL;
339 surface = evas_buffer_outbuf_buf_new_region_for_update(re->ob,
340 ux, uy, uw, uh,
341 cx, cy, cw, ch);
342 *x = ux; *y = uy; *w = uw; *h = uh;
343 return surface;
344}
345
346static void
347eng_output_redraws_next_update_push(void *data, void *surface, int x, int y, int w, int h)
348{
349 Render_Engine *re;
350
351 re = (Render_Engine *)data;
352#ifdef BUILD_PIPE_RENDER
353 evas_common_pipe_map_begin(surface);
354#endif
355 evas_buffer_outbuf_buf_push_updated_region(re->ob, surface, x, y, w, h);
356 evas_buffer_outbuf_buf_free_region_for_update(re->ob, surface);
357 evas_common_cpu_end_opt();
358}
359
360static void
361eng_output_flush(void *data)
362{
363 Render_Engine *re = (Render_Engine *)data;
364 evas_buffer_outbuf_buf_switch_buffer(re->ob);
365}
366
367static void
368eng_output_idle_flush(void *data __UNUSED__)
369{
370}
371
372static Eina_Bool
373eng_canvas_alpha_get(void *data, void *context __UNUSED__)
374{
375 Render_Engine *re;
376
377 re = (Render_Engine *)data;
378 if (re->ob->priv.back_buf)
379 return re->ob->priv.back_buf->cache_entry.flags.alpha;
380 return EINA_TRUE;
381}
382
383/* module advertising code */
384static int
385module_open(Evas_Module *em)
386{
387 if (!em) return 0;
388 /* get whatever engine module we inherit from */
389 if (!_evas_module_engine_inherit(&pfunc, "software_generic")) return 0;
390
391 _evas_engine_buffer_log_dom = eina_log_domain_register
392 ("evas-buffer", EINA_COLOR_BLUE);
393 if (_evas_engine_buffer_log_dom < 0)
394 {
395 EINA_LOG_ERR("Can not create a module log domain.");
396 return 0;
397 }
398
399 /* store it for later use */
400 func = pfunc;
401 /* now to override methods */
402#define ORD(f) EVAS_API_OVERRIDE(f, &func, eng_)
403 ORD(info);
404 ORD(info_free);
405 ORD(setup);
406 ORD(canvas_alpha_get);
407 ORD(output_free);
408 ORD(output_resize);
409 ORD(output_tile_size_set);
410 ORD(output_redraws_rect_add);
411 ORD(output_redraws_rect_del);
412 ORD(output_redraws_clear);
413 ORD(output_redraws_next_update_get);
414 ORD(output_redraws_next_update_push);
415 ORD(output_flush);
416 ORD(output_idle_flush);
417 /* now advertise out own api */
418 em->functions = (void *)(&func);
419 return 1;
420}
421
422static void
423module_close(Evas_Module *em __UNUSED__)
424{
425 eina_log_domain_unregister(_evas_engine_buffer_log_dom);
426}
427
428static Evas_Module_Api evas_modapi =
429{
430 EVAS_MODULE_API_VERSION,
431 "buffer",
432 "none",
433 {
434 module_open,
435 module_close
436 }
437};
438
439EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, buffer);
440
441#ifndef EVAS_STATIC_BUILD_BUFFER
442EVAS_EINA_MODULE_DEFINE(engine, buffer);
443#endif
444
generated by cgit v1.1 at 2024-07-18 08:01:46 +0000