forked from enlightenment/efl
Evas FB: Add support for region push hook.
This will be useful to support the Ecore_Evas VNC server under FB backend.
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96995032ea
commit
0fa8dc48cd
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@ -19,6 +19,10 @@ struct _Evas_Engine_Info_FB
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/* non-blocking or blocking mode */
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Evas_Engine_Render_Mode render_mode;
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struct {
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void (*region_push_hook)(Evas *e, int x, int y, int w, int h, const void *pixels);
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} func;
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};
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#endif
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@ -3,8 +3,13 @@
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#include "evas_engine.h"
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#include "Evas_Engine_FB.h"
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#include <Ecore.h>
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#include <Eina.h>
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int _evas_engine_fb_log_dom = -1;
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static Eina_List *_outbufs = NULL;
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/* function tables - filled in later (func and parent func) */
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static Evas_Func func, pfunc;
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@ -16,17 +21,76 @@ struct _Render_Engine
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Render_Engine_Software_Generic generic;
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};
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typedef struct _Region_Push_Hook_Ctx {
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void *pixels;
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Outbuf *buf;
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int x;
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int y;
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int w;
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int h;
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} Region_Push_Hook_Ctx;
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/* prototypes we will use here */
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static void *_output_setup(int w, int h, int rot, int vt, int dev, int refresh);
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static void *_output_setup(Evas *eo_e, int w, int h, int rot, int vt, int dev, int refresh,
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void (*region_push_hook)(Evas *e, int x, int y, int w, int h,
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const void *pixels));
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static void *eng_info(Evas *eo_e);
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static void eng_info_free(Evas *eo_e, void *info);
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static int eng_setup(Evas *eo_e, void *info);
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static void eng_output_free(void *data);
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static void
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_evas_fb_region_push_hook_call(void *data)
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{
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Region_Push_Hook_Ctx *ctx = data;
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if (eina_list_data_find(_outbufs, ctx->buf))
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{
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ctx->buf->region_push_hook.cb(ctx->buf->region_push_hook.evas,
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ctx->x, ctx->y, ctx->w, ctx->h,
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ctx->pixels);
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}
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free(ctx->pixels);
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free(ctx);
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}
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void
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evas_fb_region_push_hook_call(Outbuf *buf, int x, int y, int w, int h,
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const void *pixels)
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{
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Region_Push_Hook_Ctx *ctx;
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size_t s;
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if (!buf->region_push_hook.cb)
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return;
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s = w * h * buf->priv.fb.fb->bpp;
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ctx = malloc(sizeof(Region_Push_Hook_Ctx));
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EINA_SAFETY_ON_NULL_RETURN(ctx);
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ctx->pixels = malloc(s);
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EINA_SAFETY_ON_NULL_GOTO(ctx->pixels, err_pixels);
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ctx->x = x;
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ctx->y = y;
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ctx->w = w;
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ctx->h = h;
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ctx->buf = buf;
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memcpy(ctx->pixels, pixels, s);
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ecore_main_loop_thread_safe_call_async(_evas_fb_region_push_hook_call, ctx);
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return;
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err_pixels:
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free(ctx);
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}
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/* internal engine routines */
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static void *
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_output_setup(int w, int h, int rot, int vt, int dev, int refresh)
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_output_setup(Evas *eo_e, int w, int h, int rot, int vt, int dev, int refresh,
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void (*region_push_hook)(Evas *e, int x, int y, int w, int h,
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const void *pixels))
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{
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Render_Engine *re;
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Outbuf *ob;
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@ -43,6 +107,8 @@ _output_setup(int w, int h, int rot, int vt, int dev, int refresh)
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ob = evas_fb_outbuf_fb_setup_fb(w, h, rot, OUTBUF_DEPTH_INHERIT, vt, dev, refresh);
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if (!ob) goto on_error;
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ob->region_push_hook.cb = region_push_hook;
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ob->region_push_hook.evas = eo_e;
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if (!evas_render_engine_software_generic_init(&re->generic, ob, NULL,
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evas_fb_outbuf_fb_get_rot,
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evas_fb_outbuf_fb_reconfigure,
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@ -61,6 +127,7 @@ _output_setup(int w, int h, int rot, int vt, int dev, int refresh)
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/* no backbuf! */
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evas_fb_outbuf_fb_set_have_backbuf(ob, 0);
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_outbufs = eina_list_append(_outbufs, ob);
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return re;
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on_error:
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@ -98,12 +165,12 @@ eng_setup(Evas *eo_e, void *in)
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Evas_Engine_Info_FB *info;
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info = (Evas_Engine_Info_FB *)in;
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re = _output_setup(e->output.w,
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re = _output_setup(eo_e, e->output.w,
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e->output.h,
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info->info.rotation,
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info->info.virtual_terminal,
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info->info.device_number,
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info->info.refresh);
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info->info.refresh, info->func.region_push_hook);
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e->engine.data.output = re;
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if (!e->engine.data.output) return 0;
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e->engine.data.context = e->engine.func->context_new(e->engine.data.output);
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@ -119,6 +186,7 @@ eng_output_free(void *data)
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re = (Render_Engine *)data;
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if (re)
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{
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_outbufs = eina_list_remove(_outbufs, re->generic.ob);
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evas_render_engine_software_generic_clean(&re->generic);
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free(re);
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}
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@ -46,6 +46,11 @@ struct _Outbuf
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} mask;
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RGBA_Image *back_buf;
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} priv;
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struct {
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void (*cb)(Evas *e, int x, int y, int w, int h, const void *pixels);
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Evas *evas;
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} region_push_hook;
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};
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/****/
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@ -68,4 +73,6 @@ int evas_fb_outbuf_fb_get_rot (Outbuf *buf);
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int evas_fb_outbuf_fb_get_have_backbuf (Outbuf *buf);
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void evas_fb_outbuf_fb_set_have_backbuf (Outbuf *buf, int have_backbuf);
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void evas_fb_region_push_hook_call(Outbuf *buf, int x, int y, int w, int h, const void *pixels);
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#endif
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@ -357,6 +357,7 @@ evas_fb_outbuf_fb_push_updated_region(Outbuf *buf, RGBA_Image *update, int x, in
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h, w,
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x, y, NULL);
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}
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evas_fb_region_push_hook_call(buf, x, y, w, h, src_data);
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}
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}
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}
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