static void
_cube_pos(Cube *c,
Evas_Coord x, Evas_Coord y, Evas_Coord z,
double dx, double dy, double dz,
Evas_Coord cx, Evas_Coord cy, Evas_Coord foc, Evas_Coord z0)
{
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, 255);
}
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, cx, cy, foc, z0);
if (evas_map_util_clockwise_get(m))
{
evas_object_map_enable_set(c->side[i].o, 1);
evas_object_map_set(c->side[i].o, m);
evas_object_show(c->side[i].o);
}
else
evas_object_hide(c->side[i].o);
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 Eina_Bool
_anim_cb(void *data)
{
App_Data *ad = data;
Evas_Map *m;
Evas_Object *o;
int r, g, b, a;
int win_w, win_h, img_w, img_h;
Evas_Coord x, y, w, h;
evas_output_size_get(ad->canvas, &win_w, &win_h);
m = evas_map_new(4);
evas_map_smooth_set(m, ad->smooth);
evas_map_alpha_set(m, ad->alpha);
r = ad->colors[ad->colors_index].r;
g = ad->colors[ad->colors_index].g;
b = ad->colors[ad->colors_index].b;
a = ad->colors[ad->colors_index].a;
evas_map_util_points_color_set(m, r, g, b, a);
o = evas_object_name_find(ad->canvas, "obj1");
evas_object_geometry_get(o, &x, &y, &w, &h);
evas_map_util_points_populate_from_object(m, o);
evas_map_util_rotate(m, 3 * ad->frame, x + (w / 2), y + (h / 2));
evas_object_map_set(o, m);
evas_object_map_enable_set(o, EINA_TRUE);
o = evas_object_name_find(ad->canvas, "obj2");
evas_object_geometry_get(o, &x, &y, &w, &h);
evas_object_image_size_get(o, &img_w, &img_h);
evas_map_util_points_populate_from_object_full(m, o, 100);
evas_map_point_image_uv_set(m, 0, 0, 0);
evas_map_point_image_uv_set(m, 1, img_w, 0);
evas_map_point_image_uv_set(m, 2, img_w, img_h);
evas_map_point_image_uv_set(m, 3, 0, img_h);
evas_map_util_3d_rotate(m, ad->frame * 6, ad->frame * 6, ad->frame * 6,
x + (w / 3), y + 10, 0);
if (ad->apply_lighting)
evas_map_util_3d_lighting(m, win_w / 2, win_h / 2, -100,
255, 255, 255, 0, 0, 0);
evas_object_map_set(o, m);
evas_object_map_enable_set(o, EINA_TRUE);
o = evas_object_name_find(ad->canvas, "obj3");
evas_object_geometry_get(o, &x, &y, &w, &h);
evas_object_image_size_get(o, &img_w, &img_h);
evas_map_util_points_populate_from_geometry(m, x, y + (h / 2), w, h, -20);
evas_map_point_image_uv_set(m, 0, 0, 0);
evas_map_point_image_uv_set(m, 1, img_w, 0);
evas_map_point_image_uv_set(m, 2, img_w, img_h);
evas_map_point_image_uv_set(m, 3, 0, img_h);
evas_map_util_3d_rotate(m, 20, ad->frame * 6, 0,
x + (w / 2), y + (w / 2), w / 2);
if (ad->apply_perspective)
evas_map_util_3d_perspective(m, x + (w / 2), y + (h / 2), 0, 256);
if (ad->apply_lighting)
{
Evas_Coord mx, my;
evas_pointer_canvas_xy_get(ad->canvas, &mx, &my);
evas_map_util_3d_lighting(m, mx, my, -256,
255, 255, 255, 0, 0, 0);
}
if (ad->backface_culling)
{
if (evas_map_util_clockwise_get(m))
evas_object_show(o);
else
evas_object_hide(o);
}
else
evas_object_show(o);
evas_object_map_set(o, m);
evas_object_map_enable_set(o, EINA_TRUE);
evas_map_free(m);
o = evas_object_name_find(ad->canvas, "obj4");
evas_object_geometry_get(o, &x, &y, &w, &h);
evas_object_image_size_get(o, &img_w, &img_h);
m = evas_map_new(4);
evas_map_point_coord_set(m, 0, x, y + h, 0);
evas_map_point_coord_set(m, 1, x + w, y + h, 0);
evas_map_point_coord_set(m, 2, win_w - 10, win_h - 30, 0);
evas_map_point_coord_set(m, 3, (win_w / 2) + 10, win_h - 30, 0);
evas_map_point_image_uv_set(m, 0, 0, img_h);
evas_map_point_image_uv_set(m, 1, img_w, img_h);
evas_map_point_image_uv_set(m, 2, img_w, 2 * (img_h / 3));
evas_map_point_image_uv_set(m, 3, 0, 2 * (img_h / 3));
evas_map_point_color_set(m, 0, 200, 200, 200, 150);
evas_map_point_color_set(m, 1, 200, 200, 200, 150);
evas_map_point_color_set(m, 2, 0, 0, 0, 0);
evas_map_point_color_set(m, 3, 0, 0, 0, 0);
evas_object_map_set(o, m);
evas_object_map_enable_set(o, EINA_TRUE);
evas_map_free(m);
ad->frame = (ad->frame + 1) % 60;
return EINA_TRUE;
}