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