1 files changed, 370 insertions, 0 deletions

diff --git a/libraries/evas/src/modules/engines/wayland_shm/evas_engine.c b/libraries/evas/src/modules/engines/wayland_shm/evas_engine.c
new file mode 100644
index 0000000..7c55517
--- /dev/null
+++ b/libraries/evas/src/modules/engines/wayland_shm/evas_engine.c
@@ -0,0 +1,370 @@
+#include "evas_common.h"
+#include "evas_private.h"
+#include "evas_engine.h"
+#include "Evas_Engine_Wayland_Shm.h"
+
+/* local structures */
+typedef struct _Render_Engine Render_Engine;
+struct _Render_Engine 
+{
+   Tilebuf *tb;
+   Tilebuf_Rect *rects;
+   Outbuf *ob;
+   Eina_Inlist *cur_rect;
+
+   Eina_Bool end : 1;
+
+   void (*outbuf_free)(Outbuf *ob);
+   void (*outbuf_resize)(Outbuf *ob, int w, int h);
+   RGBA_Image *(*outbuf_new_region_for_update)(Outbuf *ob, int x, int y, int w, int h, int *cx, int *cy, int *cw, int *ch);
+   void (*outbuf_push_updated_region)(Outbuf *ob, RGBA_Image *surface, int x, int y, int w, int h);
+   void (*outbuf_free_region_for_update)(Outbuf *ob, RGBA_Image *update);
+};
+
+/* local variables */
+static Evas_Func func, pfunc;
+
+/* external variables */
+int _evas_engine_way_shm_log_dom = -1;
+
+/* local function prototypes */
+static void *_output_setup(int w, int h, int rotation, void *dest);
+
+/* engine function prototypes */
+static void *eng_info(Evas *evas __UNUSED__);
+static void eng_info_free(Evas *evas __UNUSED__, void *info);
+static int eng_setup(Evas *evas, void *info);
+static void eng_output_free(void *data);
+static void eng_output_resize(void *data, int w, int h);
+static void eng_output_tile_size_set(void *data, int w, int h);
+static void eng_output_redraws_rect_add(void *data, int x, int y, int w, int h);
+static void eng_output_redraws_rect_del(void *data, int x, int y, int w, int h);
+static void eng_output_redraws_clear(void *data);
+static 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);
+static void eng_output_redraws_next_update_push(void *data, void *surface, int x, int y, int w, int h);
+static void eng_output_flush(void *data);
+static void eng_output_idle_flush(void *data);
+static Eina_Bool eng_canvas_alpha_get(void *data, void *context __UNUSED__);
+
+/* local functions */
+static void *
+_output_setup(int w, int h, int rotation, void *dest) 
+{
+   Render_Engine *re = NULL;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(re = calloc(1, sizeof(Render_Engine)))) return NULL;
+
+   if (!(re->ob = evas_outbuf_setup(w, h, rotation, dest))) 
+     {
+        free(re);
+        return NULL;
+     }
+
+   if (!(re->tb = evas_common_tilebuf_new(w, h))) 
+     {
+        evas_outbuf_free(re->ob);
+        free(re);
+        return NULL;
+     }
+
+   evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
+   return re;
+}
+
+/* engine functions */
+static void *
+eng_info(Evas *evas __UNUSED__) 
+{
+   Evas_Engine_Info_Wayland_Shm *info;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(info = calloc(1, sizeof(Evas_Engine_Info_Wayland_Shm))))
+     return NULL;
+
+   info->magic.magic = rand();
+   info->info.debug = EINA_FALSE;
+   info->render_mode = EVAS_RENDER_MODE_BLOCKING;
+
+   return info;
+}
+
+static void 
+eng_info_free(Evas *evas __UNUSED__, void *info) 
+{
+   Evas_Engine_Info_Wayland_Shm *in;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(in = (Evas_Engine_Info_Wayland_Shm *)info)) return;
+   free(in);
+}
+
+static int 
+eng_setup(Evas *evas, void *info) 
+{
+   Evas_Engine_Info_Wayland_Shm *in;
+   Render_Engine *re = NULL;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(in = (Evas_Engine_Info_Wayland_Shm *)info)) return 0;
+
+   if (!evas->engine.data.output) 
+     {
+        evas_common_cpu_init();
+        evas_common_blend_init();
+        evas_common_image_init();
+        evas_common_convert_init();
+        evas_common_scale_init();
+        evas_common_rectangle_init();
+        evas_common_polygon_init();
+        evas_common_line_init();
+        evas_common_font_init();
+        evas_common_draw_init();
+        evas_common_tilebuf_init();
+
+        re = _output_setup(evas->output.w, evas->output.h, 
+                           in->info.rotation, in->info.dest);
+        if (!re) return 0;
+
+        re->outbuf_free = evas_outbuf_free;
+        re->outbuf_resize = evas_outbuf_resize;
+        re->outbuf_new_region_for_update = evas_outbuf_new_region_for_update;
+        re->outbuf_push_updated_region = evas_outbuf_push_updated_region;
+        re->outbuf_free_region_for_update = evas_outbuf_free_region_for_update;
+     }
+   else 
+     {
+        if (!(re = evas->engine.data.output)) return 0;
+        if (re->ob) re->outbuf_free(re->ob);
+        re->ob = evas_outbuf_setup(evas->output.w, evas->output.h, 
+                                   in->info.rotation, in->info.dest);
+        if (re->tb) evas_common_tilebuf_free(re->tb);
+        if ((re->tb = evas_common_tilebuf_new(evas->output.w, evas->output.h)))
+          evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
+     }
+
+   evas->engine.data.output = re;
+
+   if (!evas->engine.data.context) 
+     {
+        evas->engine.data.context = 
+          evas->engine.func->context_new(evas->engine.data.output);
+     }
+
+   return 1;
+}
+
+static void 
+eng_output_free(void *data) 
+{
+   Render_Engine *re = NULL;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if ((re = (Render_Engine *)data)) 
+     {
+        if (re->ob) re->outbuf_free(re->ob);
+        if (re->tb) evas_common_tilebuf_free(re->tb);
+        if (re->rects) evas_common_tilebuf_free_render_rects(re->rects);
+        free(re);
+     }
+   evas_common_font_shutdown();
+   evas_common_image_shutdown();
+}
+
+static void 
+eng_output_resize(void *data, int w, int h) 
+{
+   Render_Engine *re = NULL;
+
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (!(re = (Render_Engine *)data)) return;
+
+   if (re->ob) re->outbuf_resize(re->ob, w, h);
+   if (re->tb) evas_common_tilebuf_free(re->tb);
+   if ((re->tb = evas_common_tilebuf_new(w, h)))
+     evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
+}
+
+static void 
+eng_output_tile_size_set(void *data, int w, int h) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+   if (re->tb) evas_common_tilebuf_set_tile_size(re->tb, w, h);
+}
+
+static void 
+eng_output_redraws_rect_add(void *data, int x, int y, int w, int h) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+   if (re->tb) evas_common_tilebuf_add_redraw(re->tb, x, y, w, h);
+}
+
+static void 
+eng_output_redraws_rect_del(void *data, int x, int y, int w, int h) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+   if (re->tb) evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
+}
+
+static void 
+eng_output_redraws_clear(void *data) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+   if (re->tb) evas_common_tilebuf_clear(re->tb);
+}
+
+static 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) 
+{
+   Render_Engine *re = NULL;
+   RGBA_Image *surface;
+   Tilebuf_Rect *rect;
+   int ux = 0, uy = 0, uw = 0, uh = 0;
+
+   if (!(re = (Render_Engine *)data)) return NULL;
+   if (re->end) 
+     {
+        re->end = EINA_FALSE;
+        return NULL;
+     }
+   if (!re->rects) 
+     {
+        re->rects = evas_common_tilebuf_get_render_rects(re->tb);
+        re->cur_rect = EINA_INLIST_GET(re->rects);
+     }
+   if (!re->cur_rect) return NULL;
+   rect = (Tilebuf_Rect *)re->cur_rect;
+   ux = rect->x;
+   uy = rect->y;
+   uw = rect->w;
+   uh = rect->h;
+   re->cur_rect = re->cur_rect->next;
+   if (!re->cur_rect) 
+     {
+        evas_common_tilebuf_free_render_rects(re->rects);
+        re->rects = NULL;
+        re->end = EINA_TRUE;
+     }
+   if ((ux + uw) > re->ob->w) uw = re->ob->w - ux;
+   if ((uy + uh) > re->ob->h) uh = re->ob->h - uy;
+   if ((uw <= 0) || (uh <= 0)) return NULL;
+   surface = 
+     re->outbuf_new_region_for_update(re->ob, ux, uy, uw, uh, cx, cy, cw, ch);
+   if (x) *x = ux;
+   if (y) *y = uy;
+   if (w) *w = uw;
+   if (h) *h = uh;
+   return surface;
+}
+
+static void 
+eng_output_redraws_next_update_push(void *data, void *surface, int x, int y, int w, int h) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+#ifdef BUILD_PIPE_RENDER
+   evas_common_pipe_map_begin(surface);
+#endif
+   if (re->ob) 
+     {
+        re->outbuf_push_updated_region(re->ob, surface, x, y, w, h);
+        re->outbuf_free_region_for_update(re->ob, surface);
+     }
+   evas_common_cpu_end_opt();
+}
+
+static void 
+eng_output_flush(void *data) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+}
+
+static void 
+eng_output_idle_flush(void *data) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return;
+}
+
+static Eina_Bool 
+eng_canvas_alpha_get(void *data, void *context __UNUSED__) 
+{
+   Render_Engine *re = NULL;
+
+   if (!(re = (Render_Engine *)data)) return EINA_FALSE;
+   return EINA_TRUE;
+}
+
+/* module functions */
+static int 
+module_open(Evas_Module *em) 
+{
+   if (!em) return 0;
+
+   if (!_evas_module_engine_inherit(&pfunc, "software_generic"))
+     return 0;
+
+   _evas_engine_way_shm_log_dom = 
+     eina_log_domain_register("evas-wayland_shm", EVAS_DEFAULT_LOG_COLOR);
+   if (_evas_engine_way_shm_log_dom < 0) 
+     {
+        EINA_LOG_ERR("Could not create a module log domain.");
+        return 0;
+     }
+
+   func = pfunc;
+
+#define ORD(f) EVAS_API_OVERRIDE(f, &func, eng_)
+   ORD(info);
+   ORD(info_free);
+   ORD(setup);
+   ORD(canvas_alpha_get);
+   ORD(output_free);
+   ORD(output_resize);
+   ORD(output_tile_size_set);
+   ORD(output_redraws_rect_add);
+   ORD(output_redraws_rect_del);
+   ORD(output_redraws_clear);
+   ORD(output_redraws_next_update_get);
+   ORD(output_redraws_next_update_push);
+   ORD(output_flush);
+   ORD(output_idle_flush);
+
+   em->functions = (void *)(&func);
+   return 1;
+}
+
+static void 
+module_close(Evas_Module *em __UNUSED__) 
+{
+   eina_log_domain_unregister(_evas_engine_way_shm_log_dom);
+}
+
+static Evas_Module_Api evas_modapi = 
+{
+   EVAS_MODULE_API_VERSION, "wayland_shm", "none", {module_open, module_close}
+};
+
+EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, wayland_shm);
+
+#ifndef EVAS_STATIC_BUILD_WAYLAND_SHM
+EVAS_EINA_MODULE_DEFINE(engine, wayland_shm);
+#endif