forked from enlightenment/efl
213 lines
5.7 KiB
C
213 lines
5.7 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_Gdi.h"
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int _evas_engine_soft_gdi_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_Engine_Software_Generic generic;
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};
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static void *
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_output_setup(int width,
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int height,
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int rot,
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HWND window,
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int depth,
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unsigned int borderless,
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unsigned int fullscreen,
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unsigned int region)
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{
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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)
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return NULL;
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evas_software_gdi_outbuf_init();
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if (width <= 0)
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width = 1;
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if (height <= 0)
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height = 1;
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ob = evas_software_gdi_outbuf_setup(width, height, rot,
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OUTBUF_DEPTH_INHERIT,
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window, depth, borderless, fullscreen, region,
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0, 0);
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if (!ob) goto on_error;
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if (!evas_render_engine_software_generic_init(&re->generic, ob, NULL,
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evas_software_gdi_outbuf_rot_get,
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evas_software_gdi_outbuf_reconfigure,
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NULL,
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NULL,
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evas_software_gdi_outbuf_new_region_for_update,
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evas_software_gdi_outbuf_push_updated_region,
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evas_software_gdi_outbuf_free_region_for_update,
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evas_software_gdi_outbuf_idle_flush,
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evas_software_gdi_outbuf_flush,
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NULL,
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evas_software_gdi_outbuf_free,
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width, height))
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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_gdi_outbuf_free(ob);
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free(re);
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return NULL;
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}
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/* engine api this module provides */
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static void *
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eng_info(Evas *e EINA_UNUSED)
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{
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Evas_Engine_Info_Software_Gdi *info;
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info = calloc(1, sizeof(Evas_Engine_Info_Software_Gdi));
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if (!info) return NULL;
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info->magic.magic = rand();
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return info;
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}
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static void
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eng_info_free(Evas *e EINA_UNUSED, void *info)
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{
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Evas_Engine_Info_Software_Gdi *in;
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in = (Evas_Engine_Info_Software_Gdi *)info;
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free(in);
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}
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static void *
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eng_setup(void *in, unsigned int w, unsigned int h)
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{
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Evas_Engine_Info_Software_Gdi *info;
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info = (Evas_Engine_Info_Software_Gdi *)in;
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return _output_setup(w,
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h,
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info->info.rotation,
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info->info.window,
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info->info.depth,
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info->info.borderless,
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info->info.fullscreen,
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info->info.region);
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}
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static int
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eng_update(void *data, void *in, unsigned int w, unsigned int h)
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{
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Evas_Engine_Info_Software_Gdi *info;
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Render_Engine *re = data;
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Outbuf *ob;
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int ponebuf = 0;
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info = (Evas_Engine_Info_Software_Gdi *)in;
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ponebuf = re->generic.ob->onebuf;
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ob = evas_software_gdi_outbuf_setup(w,
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h,
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info->info.rotation,
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OUTBUF_DEPTH_INHERIT,
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info->info.window,
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info->info.depth,
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info->info.borderless,
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info->info.fullscreen,
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info->info.region,
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0, 0);
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if (!ob) return 0;
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evas_render_engine_software_generic_update(&re->generic, ob, w, h);
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re->generic.ob->onebuf = ponebuf;
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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;
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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(&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 *data 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")) return 0;
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_evas_engine_soft_gdi_log_dom = eina_log_domain_register
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("evas-software_gdi", EVAS_DEFAULT_LOG_COLOR);
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if (_evas_engine_soft_gdi_log_dom < 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(info);
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ORD(info_free);
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ORD(setup);
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ORD(update);
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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_engine_soft_gdi_log_dom >= 0)
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{
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eina_log_domain_unregister(_evas_engine_soft_gdi_log_dom);
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_evas_engine_soft_gdi_log_dom = -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_gdi",
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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_gdi);
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#ifndef EVAS_STATIC_BUILD_SOFTWARE_GDI
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EVAS_EINA_MODULE_DEFINE(engine, software_gdi);
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#endif
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