152 lines
3.0 KiB
C
152 lines
3.0 KiB
C
#undef FNAME
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#undef NAME
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#undef ICON
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/* metadata */
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#define FNAME image_data_argb_alpha_start
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#define NAME "Image Data ARGB Alpha"
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#define ICON "data.png"
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#ifndef PROTO
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# ifndef UI
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# include "main.h"
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/* standard var */
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static int done = 0;
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/* private data */
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static Evas_Object *o_images[1];
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/* setup */
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static void _setup(void)
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{
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Evas_Object *o;
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Eina_Slice sl;
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sl.len = 640 * 480 * 4;
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sl.mem = malloc(sl.len);
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for (int i = 0; i < 1; i++)
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{
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o = efl_add(EFL_CANVAS_IMAGE_CLASS, evas);
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o_images[i] = o;
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efl_image_content_hint_set(o, EVAS_IMAGE_CONTENT_HINT_DYNAMIC);
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efl_gfx_buffer_alpha_set(o, 1);
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efl_gfx_fill_set(o, 0, 0, 640, 480);
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efl_gfx_size_set(o, 640, 480);
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efl_gfx_visible_set(o, EINA_TRUE);
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efl_gfx_buffer_managed_set(o, &sl, 640, 480, 0, EFL_GFX_COLORSPACE_ARGB8888, 0);
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}
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done = 0;
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}
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/* cleanup */
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static void _cleanup(void)
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{
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for (int i = 0; i < 1; i++)
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{
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Evas_Object *o = o_images[i];
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Eina_Slice sl = {};
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efl_gfx_buffer_managed_get(o, &sl, 0);
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free((void *) sl.mem);
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efl_del(o);
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}
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}
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/* loop - do things */
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static void _loop(double t, int f)
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{
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int i, st;
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Evas_Coord x, y, w, h;
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for (i = 0; i < 1; i++)
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{
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Evas_Object *o = o_images[i];
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unsigned int *p;
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Eina_Rw_Slice sl = {};
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int a, r, g, b;
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w = 640;
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h = 480;
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x = (win_w / 2) - (w / 2);
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y = (win_h / 2) - (h / 2);
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efl_gfx_position_set(o, x, y);
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efl_gfx_size_set(o, w, h);
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efl_gfx_fill_set(o, 0, 0, w, h);
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efl_gfx_buffer_map(o, &sl, EFL_GFX_BUFFER_ACCESS_MODE_WRITE,
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0, 0, 0, 0, EFL_GFX_COLORSPACE_ARGB8888, 0, &st);
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if (!sl.mem)
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{
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fprintf(stderr, "ERROR: Failed to map image!\n");
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continue;
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}
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st = st >> 2;
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p = sl.mem;
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for (y = 0; y < h; y++)
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{
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for (x = 0; x < w; x++)
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{
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r = (x * y / 7) + f;
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g = (x / 2);
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b = (y / 2);
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a = (x + y);
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r &= 0xff;
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g &= 0xff;
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b &= 0xff;
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a &= 0xff;
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r = (a * r) / 255;
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g = (a * g) / 255;
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b = (a * b) / 255;
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*p = (a << 24) | (r << 16) | (g << 8) | b;
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p++;
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}
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p += (st - w);
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}
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efl_gfx_buffer_unmap(o, &sl);
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efl_gfx_buffer_update_add(o, 0, 0, w, h);
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}
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FPS_STD(NAME);
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}
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/* prepend special key handlers if interactive (before STD) */
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static void _key(const char *key)
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{
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KEY_STD;
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}
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/* template stuff - ignore */
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# endif
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#endif
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#ifdef UI
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_ui_menu_item_add(ICON, NAME, FNAME);
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#endif
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#ifdef PROTO
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void FNAME(void);
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#endif
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#ifndef PROTO
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# ifndef UI
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void FNAME(void)
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{
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_setup();
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ui_func_set(_key, _loop);
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}
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# endif
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#endif
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#undef FNAME
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#undef NAME
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#undef ICON
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