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#undef FNAME
#undef NAME
#undef ICON
/* metadata */
#define FNAME image_map_3d_3_start
#define NAME "Image Map 3D 3"
#define ICON "3d.png"
#ifndef PROTO
# ifndef UI
# include "main.h"
typedef struct _Point
{
Evas_Coord x, y, z, u, v;
} Point;
typedef struct _Side
{
Evas_Object *o;
Point pt[4];
} Side;
typedef struct _Cube
{
Side side[6];
} Cube;
/* standard var */
static int done = 0;
/* private data */
static Cube *cubes[5];
#define POINT(n, p, xx, yy, zz, uu, vv) \
c->side[n].pt[p].x = xx; \
c->side[n].pt[p].y = yy; \
c->side[n].pt[p].z = zz; \
c->side[n].pt[p].u = uu; \
c->side[n].pt[p].v = vv
static Cube *
_cube_new(Evas_Coord w, Evas_Coord h, Evas_Coord d)
{
Cube *c;
int i;
w -= (w / 2);
h -= (h / 2);
d -= (d / 2);
c = calloc(1, sizeof(Cube));
for (i = 0; i < 6; i++)
{
Evas_Object *o;
char buf[256];
o = evas_object_image_add(evas);
c->side[i].o = o;
snprintf(buf, sizeof(buf), "cube%i.png", i + 1);
evas_object_image_file_set(o, build_path(buf), NULL);
evas_object_image_fill_set(o, 0, 0, 256, 256);
evas_object_resize(o, 256, 256);
evas_object_image_smooth_scale_set(o, 0);
evas_object_show(o);
}
POINT(0, 0, -w, -h, -d, 0, 0);
POINT(0, 1, w, -h, -d, 256, 0);
POINT(0, 2, w, h, -d, 256, 256);
POINT(0, 3, -w, h, -d, 0, 256);
POINT(1, 0, w, -h, -d, 0, 0);
POINT(1, 1, w, -h, d, 256, 0);
POINT(1, 2, w, h, d, 256, 256);
POINT(1, 3, w, h, -d, 0, 256);
POINT(2, 0, w, -h, d, 0, 0);
POINT(2, 1, -w, -h, d, 256, 0);
POINT(2, 2, -w, h, d, 256, 256);
POINT(2, 3, w, h, d, 0, 256);
POINT(3, 0, -w, -h, d, 0, 0);
POINT(3, 1, -w, -h, -d, 256, 0);
POINT(3, 2, -w, h, -d, 256, 256);
POINT(3, 3, -w, h, d, 0, 256);
POINT(4, 0, -w, -h, d, 0, 0);
POINT(4, 1, w, -h, d, 256, 0);
POINT(4, 2, w, -h, -d, 256, 256);
POINT(4, 3, -w, -h, -d, 0, 256);
POINT(5, 0, -w, h, -d, 0, 0);
POINT(5, 1, w, h, -d, 256, 0);
POINT(5, 2, w, h, d, 256, 256);
POINT(5, 3, -w, h, d, 0, 256);
return c;
}
static void
_cube_pos(Cube *c,
Evas_Coord x, Evas_Coord y, Evas_Coord z,
double dx, double dy, double dz)
{
Evas_Map *m;
int i, j, order[6], sorted;
Evas_Coord mz[6];
m = evas_map_new(4);
evas_map_smooth_set(m, 0);
for (i = 0; i < 6; i++)
{
Evas_Coord tz[4];
for (j = 0; j < 4; j++)
{
evas_map_point_coord_set(m, j,
c->side[i].pt[j].x + x,
c->side[i].pt[j].y + y,
c->side[i].pt[j].z + z);
evas_map_point_image_uv_set(m, j,
c->side[i].pt[j].u,
c->side[i].pt[j].v);
evas_map_point_color_set(m, j, 255, 255, 255, 128);
}
evas_map_util_3d_rotate(m, dx, dy, dz, x, y, z);
evas_map_util_3d_lighting(m, -1000, -1000, -1000,
255, 255, 255,
20, 20, 20);
evas_map_util_3d_perspective(m, (win_w / 2), (win_h / 2), 0, 512);
evas_object_map_enable_set(c->side[i].o, 1);
evas_object_map_set(c->side[i].o, m);
order[i] = i;
for (j = 0; j < 4; j++)
evas_map_point_coord_get(m, j, NULL, NULL, &(tz[j]));
mz[i] = (tz[0] + tz[1] + tz[2] + tz[3]) / 4;
}
sorted = 0;
do
{
sorted = 1;
for (i = 0; i < 5; i++)
{
if (mz[order[i]] > mz[order[i + 1]])
{
j = order[i];
order[i] = order[i + 1];
order[i + 1] = j;
sorted = 0;
}
}
}
while (!sorted);
evas_object_raise(c->side[order[0]].o);
for (i = 1; i < 6; i++)
evas_object_stack_below(c->side[order[i]].o, c->side[order[i - 1]].o);
evas_map_free(m);
}
static void
_cube_free(Cube *c)
{
int i;
for (i = 0; i < 6; i++) evas_object_del(c->side[i].o);
free(c);
}
/* setup */
static void _setup(void)
{
cubes[0] = _cube_new(128, 128, 256);
cubes[1] = _cube_new(256, 128, 128);
cubes[2] = _cube_new(256, 256, 128);
cubes[3] = _cube_new(128, 256, 128);
cubes[4] = _cube_new(256, 256, 256);
done = 0;
}
/* cleanup */
static void _cleanup(void)
{
_cube_free(cubes[0]);
_cube_free(cubes[1]);
_cube_free(cubes[2]);
_cube_free(cubes[3]);
_cube_free(cubes[4]);
}
/* loop - do things */
static void _loop(double t, int f)
{
_cube_pos(cubes[0],
(win_w / 2) - 640, (win_h / 2) - 256, 512,
f / 2.0, f, f / 3.0);
_cube_pos(cubes[1],
(win_w / 2) + 512, (win_h / 2) - 128, 384,
f / 3.0, f / 2.0, f / 4.0);
_cube_pos(cubes[2],
(win_w / 2) - 384, (win_h / 2) + 128, 256,
f / 2.0, f / 3.0, f);
_cube_pos(cubes[3],
(win_w / 2) + 256, (win_h / 2) + 64, 128,
f, f / 5.0, f / 2.0);
_cube_pos(cubes[4],
(win_w / 2), (win_h / 2), 0,
f / 4.0, f / 3.0, f / 5.0);
FPS_STD(NAME);
}
/* prepend special key handlers if interactive (before STD) */
static void _key(char *key)
{
KEY_STD;
}
/* template stuff - ignore */
# endif
#endif
#ifdef UI
_ui_menu_item_add(ICON, NAME, FNAME);
#endif
#ifdef PROTO
void FNAME(void);
#endif
#ifndef PROTO
# ifndef UI
void FNAME(void)
{
ui_func_set(_key, _loop);
_setup();
}
# endif
#endif
#undef FNAME
#undef NAME
#undef ICON