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#include <Elementary.h>
#include "tsuite.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;
static Cube *cube;
static double rotx = 0.0, roty = 0.0, rotz = 0.0;
static double cxo = 0.0, cyo = 0.0, focv = 256.0, z0v = 0.0;
#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 *evas, 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[PATH_MAX];
o = evas_object_image_add(evas);
c->side[i].o = o;
snprintf(buf, sizeof(buf), "%s/images/%s",
elm_app_data_dir_get(), "twofish.jpg");
evas_object_image_file_set(o, 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_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 void
_cube_free(Cube *c)
{
int i;
for (i = 0; i < 6; i++) evas_object_del(c->side[i].o);
free(c);
}
*/
static void
_cube_update(Evas_Object *win, Cube *c)
{
Evas_Coord w, h;
evas_object_geometry_get(win, NULL, NULL, &w, &h);
_cube_pos(c,
(w / 2), (h / 2), 512,
rotx, roty, rotz,
(w / 2) + cxo, (h / 2) + cyo, z0v, focv);
}
void
_ch_rot_x(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
rotx = elm_slider_value_get(obj);
_cube_update(win, cube);
}
void
_ch_rot_y(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
roty = elm_slider_value_get(obj);
_cube_update(win, cube);
}
void
_ch_rot_z(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
rotz = elm_slider_value_get(obj);
_cube_update(win, cube);
}
void
_ch_cx(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
cxo = elm_slider_value_get(obj);
_cube_update(win, cube);
}
void
_ch_cy(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
cyo = elm_slider_value_get(obj);
_cube_update(win, cube);
}
void
_ch_foc(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
focv = elm_slider_value_get(obj);
_cube_update(win, cube);
}
void
_ch_z0(void *data, Evas_Object *obj, void *event_info __UNUSED__)
{
Evas_Object *win = data;
z0v = elm_slider_value_get(obj);
_cube_update(win, cube);
}
TEST_START(test_3d)
{
Evas_Object *bg, *bx, *sl;
bg = elm_bg_add(win);
elm_win_resize_object_add(win, bg);
evas_object_size_hint_weight_set(bg, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_show(bg);
cube = _cube_new(evas_object_evas_get(win), 240, 240, 240);
bx = elm_box_add(win);
evas_object_layer_set(bx, 10);
evas_object_size_hint_weight_set(bx, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_win_resize_object_add(win, bx);
evas_object_show(bx);
sl = elm_slider_add(win);
elm_object_text_set(sl, "Rot X");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, 0, 360);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_rot_x, win);
evas_object_show(sl);
sl = elm_slider_add(win);
elm_object_text_set(sl, "Rot Y");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, 0, 360);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_rot_y, win);
evas_object_show(sl);
sl = elm_slider_add(win);
elm_object_text_set(sl, "Rot Z");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, 0, 360);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_rot_z, win);
evas_object_show(sl);
sl = elm_slider_add(win);
elm_object_text_set(sl, "CX Off");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, -320, 320);
elm_slider_value_set(sl, cxo);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_cx, win);
evas_object_show(sl);
sl = elm_slider_add(win);
elm_object_text_set(sl, "CY Off");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, -320, 320);
elm_slider_value_set(sl, cyo);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_cy, win);
evas_object_show(sl);
sl = elm_slider_add(win);
elm_object_text_set(sl, "Foc");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, 1, 2000);
elm_slider_value_set(sl, focv);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_foc, win);
evas_object_show(sl);
sl = elm_slider_add(win);
elm_object_text_set(sl, "Z0");
elm_slider_unit_format_set(sl, "%1.0f units");
elm_slider_span_size_set(sl, 360);
elm_slider_min_max_set(sl, -2000, 2000);
elm_slider_value_set(sl, z0v);
evas_object_size_hint_align_set(sl, EVAS_HINT_FILL, 0.5);
evas_object_size_hint_weight_set(sl, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
elm_box_pack_end(bx, sl);
evas_object_smart_callback_add(sl, "changed", _ch_z0, win);
evas_object_show(sl);
evas_object_resize(win, 480, 480);
_cube_update(win, cube);
evas_object_show(win);
}
TEST_END