145 lines
3.9 KiB
C
145 lines
3.9 KiB
C
#include "evas_common_private.h"
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#include "evas_private.h"
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#include "evas_engine.h"
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#include "Evas_Engine_Software_DDraw.h"
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int _evas_engine_soft_ddraw_log_dom = -1;
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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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/* engine struct data */
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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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Render_Output_Software_Generic generic;
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};
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/* log domain variable */
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int _evas_log_dom_module = -1;
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/* engine api this module provides */
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static void *
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eng_output_setup(void *engine, void *in, unsigned int w, unsigned int h)
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{
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Evas_Engine_Info_Software_DDraw *info = in;
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Render_Engine *re;
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Outbuf *ob;
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re = calloc(1, sizeof(Render_Engine));
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if (!re) return NULL;
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evas_software_ddraw_outbuf_init();
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ob = evas_software_ddraw_outbuf_setup(w, h,
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info->info.rotation,
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info->info.window,
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info->info.fullscreen);
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if (!ob) goto on_error;
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if (!evas_render_engine_software_generic_init(engine, &re->generic, ob, NULL,
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evas_software_ddraw_outbuf_rot_get,
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evas_software_ddraw_outbuf_reconfigure,
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NULL,
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NULL,
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evas_software_ddraw_outbuf_new_region_for_update,
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evas_software_ddraw_outbuf_push_updated_region,
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NULL,
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evas_software_ddraw_outbuf_idle_flush,
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evas_software_ddraw_outbuf_flush,
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NULL,
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evas_software_ddraw_outbuf_free,
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w, h))
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goto on_error;
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return re;
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on_error:
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if (ob) evas_software_ddraw_outbuf_free(ob);
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free(re);
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return NULL;
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}
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static void
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eng_output_info_setup(void *info)
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{
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Evas_Engine_Info_Software_DDraw *einfo = info;
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einfo->render_mode = EVAS_RENDER_MODE_BLOCKING;
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}
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static void
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eng_output_free(void *engine, void *data)
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{
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Render_Engine *re;
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if (!data) return;
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re = (Render_Engine *)data;
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evas_render_engine_software_generic_clean(engine, &re->generic);
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free(re);
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}
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static Eina_Bool
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eng_canvas_alpha_get(void *engine EINA_UNUSED)
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{
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#warning "We need to handle window with alpha channel."
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return EINA_FALSE;
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}
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/* module advertising code */
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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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/* get whatever engine module we inherit from */
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if (!_evas_module_engine_inherit(&pfunc, "software_generic", sizeof (Evas_Engine_Info_Software_DDraw))) return 0;
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_evas_log_dom_module = eina_log_domain_register
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("evas-software_ddraw", EVAS_DEFAULT_LOG_COLOR);
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if (_evas_log_dom_module < 0)
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{
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EINA_LOG_ERR("Can not create a module log domain.");
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return 0;
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}
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/* store it for later use */
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func = pfunc;
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/* now to override methods */
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#define ORD(f) EVAS_API_OVERRIDE(f, &func, eng_)
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ORD(output_info_setup);
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ORD(output_setup);
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ORD(canvas_alpha_get);
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ORD(output_free);
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/* now advertise out own api */
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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 EINA_UNUSED)
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{
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if (_evas_log_dom_module >= 0)
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{
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eina_log_domain_unregister(_evas_log_dom_module);
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_evas_log_dom_module = -1;
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}
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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,
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"software_ddraw",
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"none",
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{
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module_open,
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module_close
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}
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};
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EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, software_ddraw);
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#ifndef EVAS_STATIC_BUILD_SOFTWARE_DDRAW
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EVAS_EINA_MODULE_DEFINE(engine, software_ddraw);
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#endif
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