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efl/legacy/evas/src/modules/engines/software_x11/evas_engine.c

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#include "evas_common.h"
#include "evas_private.h"
#include "Evas_Engine_Software_X11.h"
#include "evas_engine.h"
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
# include "evas_xlib_outbuf.h"
# include "evas_xlib_color.h"
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
# include "evas_xcb_outbuf.h"
# include "evas_xcb_color.h"
#endif
int _evas_engine_soft_x11_log_dom = -1;
int test ;
/* function tables - filled in later (func and parent func) */
static Evas_Func func, pfunc;
/* engine struct data */
typedef struct _Render_Engine Render_Engine;
struct _Render_Engine
{
Tilebuf *tb;
Outbuf *ob;
Tilebuf_Rect *rects;
Eina_Inlist *cur_rect;
int end : 1;
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
XrmDatabase xrdb; // xres - dpi
struct { // xres - dpi
int dpi; // xres - dpi
} xr; // xres - dpi
#endif
void (*outbuf_free)(Outbuf *ob);
void (*outbuf_reconfigure)(Outbuf *ob, int w, int h, int rot, Outbuf_Depth depth);
int (*outbuf_get_rot)(Outbuf *ob);
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 *update, int x, int y, int w, int h);
void (*outbuf_free_region_for_update)(Outbuf *ob, RGBA_Image *update);
void (*outbuf_flush)(Outbuf *ob);
void (*outbuf_idle_flush)(Outbuf *ob);
Eina_Bool (*outbuf_alpha_get)(Outbuf *ob);
};
/* prototypes we will use here */
static void *_best_visual_get (int backend, void *connection, int screen);
static unsigned int _best_colormap_get (int backend, void *connection, int screen);
static int _best_depth_get (int backend, void *connection, int screen);
static void *eng_info(Evas *e);
static void eng_info_free(Evas *e, void *info);
static int eng_setup(Evas *e, 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);
/* internal engine routines */
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
static void *
_output_xlib_setup(int w,
int h,
int rot,
Display *disp,
Drawable draw,
Visual *vis,
Colormap cmap,
int depth,
int debug,
int grayscale,
int max_colors,
Pixmap mask,
int shape_dither,
int destination_alpha)
{
Render_Engine *re;
re = calloc(1, sizeof(Render_Engine));
if (!re)
return NULL;
evas_software_xlib_x_init();
evas_software_xlib_x_color_init();
evas_software_xlib_outbuf_init();
{
int status;
char *type = NULL;
XrmValue val;
re->xr.dpi = 75000; // dpy * 1000
re->xrdb = XrmGetDatabase(disp);
status = XrmGetResource(re->xrdb, "Xft.dpi", "Xft.Dpi", &type, &val);
if ((status) && (type))
{
if (!strcmp(type, "String"))
{
const char *str, *dp;
str = val.addr;
dp = strchr(str, '.');
if (!dp) dp = strchr(str, ',');
if (dp)
{
int subdpi, len, i;
char *buf;
buf = alloca(dp - str + 1);
strncpy(buf, str, dp - str);
buf[dp - str] = 0;
len = strlen(dp + 1);
subdpi = atoi(dp + 1);
if (len < 3)
{
for (i = len; i < 3; i++) subdpi *= 10;
}
else if (len > 3)
{
for (i = len; i > 3; i--) subdpi /= 10;
}
re->xr.dpi = atoi(buf) * 1000;
}
else
re->xr.dpi = atoi(str) * 1000;
evas_common_font_dpi_set(re->xr.dpi / 1000);
}
}
}
re->ob = evas_software_xlib_outbuf_setup_x(w,
h,
rot,
OUTBUF_DEPTH_INHERIT,
disp,
draw,
vis,
cmap,
depth,
grayscale,
max_colors,
mask,
shape_dither,
destination_alpha);
if (!re->ob)
{
free(re);
return NULL;
}
/* for updates return 1 big buffer, but only use portions of it, also cache
it and keepit around until an idle_flush */
/* disable for now - i am hunting down why some expedite tests are slower,
* as well as shaped stuff is broken and probable non-32bpp is broken as
* convert funcs dont do the right thing
*
re->ob->onebuf = 1;
*/
evas_software_xlib_outbuf_debug_set(re->ob, debug);
re->tb = evas_common_tilebuf_new(w, h);
if (!re->tb)
{
evas_software_xlib_outbuf_free(re->ob);
free(re);
return NULL;
}
/* in preliminary tests 16x16 gave highest framerates */
evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
return re;
}
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
static void *
_output_xcb_setup(int w,
int h,
int rot,
xcb_connection_t *conn,
xcb_screen_t *screen,
xcb_drawable_t draw,
xcb_visualtype_t *vis,
xcb_colormap_t cmap,
int depth,
int debug,
int grayscale,
int max_colors,
xcb_drawable_t mask,
int shape_dither,
int destination_alpha)
{
Render_Engine *re;
re = calloc(1, sizeof(Render_Engine));
if (!re)
return NULL;
evas_software_xcb_x_init();
evas_software_xcb_x_color_init();
evas_software_xcb_outbuf_init();
// FIXME: re->xrdb
re->ob = evas_software_xcb_outbuf_setup_x(w,
h,
rot,
OUTBUF_DEPTH_INHERIT,
conn,
screen,
draw,
vis,
cmap,
depth,
grayscale,
max_colors,
mask,
shape_dither,
destination_alpha);
if (!re->ob)
{
free(re);
return NULL;
}
/* for updates return 1 big buffer, but only use portions of it, also cache
it and keepit around until an idle_flush */
/* disable for now - i am hunting down why some expedite tests are slower,
* as well as shaped stuff is broken and probable non-32bpp is broken as
* convert funcs dont do the right thing
*
re->ob->onebuf = 1;
*/
evas_software_xcb_outbuf_debug_set(re->ob, debug);
re->tb = evas_common_tilebuf_new(w, h);
if (!re->tb)
{
evas_software_xcb_outbuf_free(re->ob);
free(re);
return NULL;
}
/* in preliminary tests 16x16 gave highest framerates */
evas_common_tilebuf_set_tile_size(re->tb, TILESIZE, TILESIZE);
return re;
}
#endif
static void *
_best_visual_get(int backend, void *connection, int screen)
{
if (!connection) return NULL;
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
if (backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XLIB)
{
return DefaultVisual((Display *)connection, screen);
}
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
if (backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XCB)
{
xcb_screen_iterator_t iter_screen;
xcb_depth_iterator_t iter_depth;
xcb_screen_t *s;
iter_screen = xcb_setup_roots_iterator(xcb_get_setup((xcb_connection_t *)connection));
for (; iter_screen.rem; --screen, xcb_screen_next (&iter_screen))
if (screen == 0)
{
s = iter_screen.data;
break;
}
iter_depth = xcb_screen_allowed_depths_iterator(s);
for (; iter_depth.rem; xcb_depth_next (&iter_depth))
{
xcb_visualtype_iterator_t iter_vis;
iter_vis = xcb_depth_visuals_iterator(iter_depth.data);
for (; iter_vis.rem; xcb_visualtype_next (&iter_vis))
{
if (s->root_visual == iter_vis.data->visual_id)
return iter_vis.data;
}
}
}
#endif
return NULL;
}
static unsigned int
_best_colormap_get(int backend, void *connection, int screen)
{
if (!connection) return 0;
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
if (backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XLIB)
{
return DefaultColormap((Display *)connection, screen);
}
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
if (backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XCB)
{
xcb_screen_iterator_t iter_screen;
xcb_screen_t *s;
iter_screen = xcb_setup_roots_iterator(xcb_get_setup((xcb_connection_t *)connection));
for (; iter_screen.rem; --screen, xcb_screen_next (&iter_screen))
if (screen == 0)
{
s = iter_screen.data;
break;
}
return s->default_colormap;
}
#endif
return 0;
}
static int
_best_depth_get(int backend, void *connection, int screen)
{
if (!connection) return 0;
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
if (backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XLIB)
{
return DefaultDepth((Display *)connection, screen);
}
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
if (backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XCB)
{
xcb_screen_iterator_t iter_screen;
xcb_screen_t *s;
iter_screen = xcb_setup_roots_iterator(xcb_get_setup((xcb_connection_t *)connection));
for (; iter_screen.rem; --screen, xcb_screen_next (&iter_screen))
if (screen == 0)
{
s = iter_screen.data;
break;
}
return s->root_depth;
}
#endif
return 0;
}
/* engine api this module provides */
static void *
eng_info(Evas *e __UNUSED__)
{
Evas_Engine_Info_Software_X11 *info;
info = calloc(1, sizeof(Evas_Engine_Info_Software_X11));
if (!info) return NULL;
info->magic.magic = rand();
info->info.debug = 0;
info->info.alloc_grayscale = 0;
info->info.alloc_colors_max = 216;
info->func.best_visual_get = _best_visual_get;
info->func.best_colormap_get = _best_colormap_get;
info->func.best_depth_get = _best_depth_get;
return info;
}
static void
eng_info_free(Evas *e __UNUSED__, void *info)
{
Evas_Engine_Info_Software_X11 *in;
in = (Evas_Engine_Info_Software_X11 *)info;
free(in);
}
static int
eng_setup(Evas *e, void *in)
{
Evas_Engine_Info_Software_X11 *info;
Render_Engine *re = NULL;
info = (Evas_Engine_Info_Software_X11 *)in;
if (!e->engine.data.output)
{
/* if we haven't initialized - init (automatic abort if already done) */
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_gradient_init();
evas_common_polygon_init();
evas_common_line_init();
evas_common_font_init();
evas_common_draw_init();
evas_common_tilebuf_init();
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
if (info->info.backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XLIB)
{
re = _output_xlib_setup(e->output.w,
e->output.h,
info->info.rotation,
info->info.connection,
info->info.drawable,
info->info.visual,
info->info.colormap,
info->info.depth,
info->info.debug,
info->info.alloc_grayscale,
info->info.alloc_colors_max,
info->info.mask,
info->info.shape_dither,
info->info.destination_alpha);
re->outbuf_free = evas_software_xlib_outbuf_free;
re->outbuf_reconfigure = evas_software_xlib_outbuf_reconfigure;
re->outbuf_get_rot = evas_software_xlib_outbuf_get_rot;
re->outbuf_new_region_for_update = evas_software_xlib_outbuf_new_region_for_update;
re->outbuf_push_updated_region = evas_software_xlib_outbuf_push_updated_region;
re->outbuf_free_region_for_update = evas_software_xlib_outbuf_free_region_for_update;
re->outbuf_flush = evas_software_xlib_outbuf_flush;
re->outbuf_idle_flush = evas_software_xlib_outbuf_idle_flush;
re->outbuf_alpha_get = evas_software_xlib_outbuf_alpha_get;
}
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
if (info->info.backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XCB)
{
re = _output_xcb_setup(e->output.w,
e->output.h,
info->info.rotation,
info->info.connection,
info->info.screen,
info->info.drawable,
info->info.visual,
info->info.colormap,
info->info.depth,
info->info.debug,
info->info.alloc_grayscale,
info->info.alloc_colors_max,
info->info.mask,
info->info.shape_dither,
info->info.destination_alpha);
re->outbuf_free = evas_software_xcb_outbuf_free;
re->outbuf_reconfigure = evas_software_xcb_outbuf_reconfigure;
re->outbuf_get_rot = evas_software_xcb_outbuf_get_rot;
re->outbuf_new_region_for_update = evas_software_xcb_outbuf_new_region_for_update;
re->outbuf_push_updated_region = evas_software_xcb_outbuf_push_updated_region;
re->outbuf_free_region_for_update = evas_software_xcb_outbuf_free_region_for_update;
re->outbuf_flush = evas_software_xcb_outbuf_flush;
re->outbuf_idle_flush = evas_software_xcb_outbuf_idle_flush;
re->outbuf_alpha_get = evas_software_xcb_outbuf_alpha_get;
}
#endif
e->engine.data.output = re;
}
else
{
int ponebuf = 0;
re = e->engine.data.output;
ponebuf = re->ob->onebuf;
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
if (info->info.backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XLIB)
{
evas_software_xlib_outbuf_free(re->ob);
re->ob = evas_software_xlib_outbuf_setup_x(e->output.w,
e->output.h,
info->info.rotation,
OUTBUF_DEPTH_INHERIT,
info->info.connection,
info->info.drawable,
info->info.visual,
info->info.colormap,
info->info.depth,
info->info.alloc_grayscale,
info->info.alloc_colors_max,
info->info.mask,
info->info.shape_dither,
info->info.destination_alpha);
evas_software_xlib_outbuf_debug_set(re->ob, info->info.debug);
}
#endif
#ifdef BUILD_ENGINE_SOFTWARE_XCB
if (info->info.backend == EVAS_ENGINE_INFO_SOFTWARE_X11_BACKEND_XCB)
{
evas_software_xcb_outbuf_free(re->ob);
re->ob = evas_software_xcb_outbuf_setup_x(e->output.w,
e->output.h,
info->info.rotation,
OUTBUF_DEPTH_INHERIT,
info->info.connection,
info->info.screen,
info->info.drawable,
info->info.visual,
info->info.colormap,
info->info.depth,
info->info.alloc_grayscale,
info->info.alloc_colors_max,
info->info.mask,
info->info.shape_dither,
info->info.destination_alpha);
evas_software_xcb_outbuf_debug_set(re->ob, info->info.debug);
}
#endif
re->ob->onebuf = ponebuf;
}
if (!e->engine.data.output) return 0;
if (!e->engine.data.context)
e->engine.data.context =
e->engine.func->context_new(e->engine.data.output);
re = e->engine.data.output;
return 1;
}
static void
eng_output_free(void *data)
{
Render_Engine *re;
if (!data) return;
re = (Render_Engine *)data;
#ifdef BUILD_ENGINE_SOFTWARE_XLIB
// if (re->xrdb) XrmDestroyDatabase(re->xrdb);
#endif
re->outbuf_free(re->ob);
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;
re = (Render_Engine *)data;
re->outbuf_reconfigure(re->ob, w, h,
re->outbuf_get_rot(re->ob),
OUTBUF_DEPTH_INHERIT);
evas_common_tilebuf_free(re->tb);
re->tb = evas_common_tilebuf_new(w, h);
if (re->tb)
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;
re = (Render_Engine *)data;
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;
re = (Render_Engine *)data;
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;
re = (Render_Engine *)data;
evas_common_tilebuf_del_redraw(re->tb, x, y, w, h);
}
static void
eng_output_redraws_clear(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
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;
RGBA_Image *surface;
Tilebuf_Rect *rect;
int ux, uy, uw, uh;
re = (Render_Engine *)data;
if (re->end)
{
re->end = 0;
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 = 1;
}
surface = re->outbuf_new_region_for_update (re->ob, ux, uy, uw, uh, cx, cy, cw, ch);
*x = ux; *y = uy; *w = uw; *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;
re = (Render_Engine *)data;
#ifdef BUILD_PIPE_RENDER
evas_common_pipe_map4_begin(surface);
#endif
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;
re = (Render_Engine *)data;
re->outbuf_flush(re->ob);
}
static void
eng_output_idle_flush(void *data)
{
Render_Engine *re;
re = (Render_Engine *)data;
re->outbuf_idle_flush(re->ob);
}
static Eina_Bool
eng_canvas_alpha_get(void *data, void *context __UNUSED__)
{
Render_Engine *re;
re = (Render_Engine *)data;
return (re->ob->priv.destination_alpha) || (re->outbuf_alpha_get(re->ob));
}
/* module advertising code */
static int
module_open(Evas_Module *em)
{
if (!em) return 0;
/* get whatever engine module we inherit from */
if (!_evas_module_engine_inherit(&pfunc, "software_generic")) return 0;
_evas_engine_soft_x11_log_dom = eina_log_domain_register("EvasSoftX11", EVAS_DEFAULT_LOG_COLOR);
if(_evas_engine_soft_x11_log_dom < 0)
{
EINA_LOG_ERR("Impossible to create a log domain for the SoftX11 engine.\n");
return 0;
}
/* store it for later use */
func = pfunc;
/* now to override methods */
#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);
/* now advertise out own api */
em->functions = (void *)(&func);
return 1;
}
static void
module_close(Evas_Module *em __UNUSED__)
{
eina_log_domain_unregister(_evas_engine_soft_x11_log_dom);
}
static Evas_Module_Api evas_modapi =
{
EVAS_MODULE_API_VERSION,
"software_x11",
"none",
{
module_open,
module_close
}
};
EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_ENGINE, engine, software_x11);
#ifndef EVAS_STATIC_BUILD_SOFTWARE_X11
EVAS_EINA_MODULE_DEFINE(engine, software_x11);
#endif
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