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ephysics: implement update of box faces objects 

SVN revision: 79045
This commit is contained in:
Bruno Dilly 2012-11-09 18:53:11 +00:00
parent 02d3fdb54b
commit d2ed5cbb47
1 changed files with 164 additions and 39 deletions
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203
legacy/ephysics/src/lib/ephysics_body.cpp
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@ -1062,6 +1062,53 @@ _ephysics_body_del(EPhysics_Body *body)
free(body);
}
static void
_ephysics_body_evas_obj_map_apply(EPhysics_Body *body, Evas_Map *map, Evas_Object *obj, Eina_Bool bfc, Eina_Bool update_cw)
{
EPhysics_Camera *camera = ephysics_world_camera_get(body->world);
if (ephysics_camera_perspective_enabled_get(camera))
{
int px, py, z0, foc;
ephysics_camera_perspective_get(camera, &px, &py, &z0, &foc);
evas_map_util_3d_perspective(map, px, py, z0, foc);
}
if (bfc)
{
if (evas_map_util_clockwise_get(map))
{
if (update_cw)
body->clockwise = EINA_TRUE;
evas_object_show(obj);
}
else
{
if (update_cw)
body->clockwise = EINA_FALSE;
evas_map_free(map);
evas_object_hide(obj);
return;
}
}
if ((body->light_apply) ||
(ephysics_world_light_all_bodies_get(body->world)))
{
int lr, lg, lb, ar, ag, ab;
Evas_Coord lx, ly, lz;
ephysics_world_point_light_position_get(body->world, &lx, &ly, &lz);
ephysics_world_point_light_color_get(body->world, &lr, &lg, &lb);
ephysics_world_ambient_light_color_get(body->world, &ar, &ag, &ab);
evas_map_util_3d_lighting(map, lx, ly, lz, lr, lg, lb, ar, ag, ab);
}
evas_object_map_set(obj, map);
evas_object_map_enable_set(obj, EINA_TRUE);
evas_map_free(map);
}
static void
_ephysics_cloth_face_objs_update(EPhysics_Body *body __UNUSED__)
{
@ -1077,6 +1124,121 @@ _ephysics_cylinder_face_objs_update(EPhysics_Body *body __UNUSED__)
static void
_ephysics_box_face_objs_update(EPhysics_Body *body)
{
EPhysics_Body_Face_Obj *face_obj;
int i, x, y, z, wx, wy, wh, cx, cy;
EPhysics_Camera *camera;
Evas_Coord v[8][3];
btQuaternion quat;
btTransform trans;
btBoxShape *shape;
Evas_Map *map;
Eina_List *l;
double rate;
void *ldata;
ephysics_world_render_geometry_get(body->world, &wx, &wy, NULL,
NULL, &wh, NULL);
camera = ephysics_world_camera_get(body->world);
ephysics_camera_position_get(camera, &cx, &cy);
cx -= wx;
cy -= wy;
rate = ephysics_world_rate_get(body->world);
trans = _ephysics_body_transform_get(body);
x = (int) (trans.getOrigin().getX() * rate) - cx;
y = wh + wy - (int) (trans.getOrigin().getY() * rate) - cy;
z = (int) (trans.getOrigin().getZ() * rate);
shape = (btBoxShape *) body->collision_shape;
for (i = 0; i < 8; i++)
{
btVector3 vertice;
shape->getVertex(i, vertice);
v[i][0] = vertice.getX() * rate + x;
v[i][1] = - vertice.getY() * rate + y;
v[i][2] = vertice.getZ() * rate + z;
}
quat = trans.getRotation();
quat.normalize();
EINA_LIST_FOREACH(body->face_objs, l, ldata)
{
Evas_Object *obj;
Evas_Coord w, h;
face_obj = (EPhysics_Body_Face_Obj *)ldata;
obj = face_obj->obj;
evas_object_geometry_get(obj, NULL, NULL, &w, &h);
map = evas_map_new(4);
evas_map_point_image_uv_set(map, 0, 0, 0);
evas_map_point_image_uv_set(map, 1, w, 0);
evas_map_point_image_uv_set(map, 2, w, h);
evas_map_point_image_uv_set(map, 3, 0, h);
switch(face_obj->face)
{
case EPHYSICS_BODY_BOX_FACE_MIDDLE_FRONT:
evas_map_point_coord_set(map, 0, v[5][0], v[5][1], z);
evas_map_point_coord_set(map, 1, v[4][0], v[4][1], z);
evas_map_point_coord_set(map, 2, v[6][0], v[6][1], z);
evas_map_point_coord_set(map, 3, v[7][0], v[7][1], z);
break;
case EPHYSICS_BODY_BOX_FACE_MIDDLE_BACK:
evas_map_point_coord_set(map, 0, v[0][0], v[0][1], z);
evas_map_point_coord_set(map, 1, v[1][0], v[1][1], z);
evas_map_point_coord_set(map, 2, v[3][0], v[3][1], z);
evas_map_point_coord_set(map, 3, v[2][0], v[2][1], z);
break;
case EPHYSICS_BODY_BOX_FACE_FRONT:
evas_map_point_coord_set(map, 0, v[5][0], v[5][1], v[5][2]);
evas_map_point_coord_set(map, 1, v[4][0], v[4][1], v[4][2]);
evas_map_point_coord_set(map, 2, v[6][0], v[6][1], v[6][2]);
evas_map_point_coord_set(map, 3, v[7][0], v[7][1], v[7][2]);
break;
case EPHYSICS_BODY_BOX_FACE_BACK:
evas_map_point_coord_set(map, 0, v[0][0], v[0][1], v[0][2]);
evas_map_point_coord_set(map, 1, v[1][0], v[1][1], v[1][2]);
evas_map_point_coord_set(map, 2, v[3][0], v[3][1], v[3][2]);
evas_map_point_coord_set(map, 3, v[2][0], v[2][1], v[2][2]);
break;
case EPHYSICS_BODY_BOX_FACE_RIGHT:
evas_map_point_coord_set(map, 0, v[4][0], v[4][1], v[4][2]);
evas_map_point_coord_set(map, 1, v[0][0], v[0][1], v[0][2]);
evas_map_point_coord_set(map, 2, v[2][0], v[2][1], v[2][2]);
evas_map_point_coord_set(map, 3, v[6][0], v[6][1], v[6][2]);
break;
case EPHYSICS_BODY_BOX_FACE_LEFT:
evas_map_point_coord_set(map, 0, v[1][0], v[1][1], v[1][2]);
evas_map_point_coord_set(map, 1, v[5][0], v[5][1], v[5][2]);
evas_map_point_coord_set(map, 2, v[7][0], v[7][1], v[7][2]);
evas_map_point_coord_set(map, 3, v[3][0], v[3][1], v[3][2]);
break;
case EPHYSICS_BODY_BOX_FACE_TOP:
evas_map_point_coord_set(map, 0, v[1][0], v[1][1], v[1][2]);
evas_map_point_coord_set(map, 1, v[0][0], v[0][1], v[0][2]);
evas_map_point_coord_set(map, 2, v[4][0], v[4][1], v[4][2]);
evas_map_point_coord_set(map, 3, v[5][0], v[5][1], v[5][2]);
break;
case EPHYSICS_BODY_BOX_FACE_BOTTOM:
evas_map_point_coord_set(map, 0, v[7][0], v[7][1], v[7][2]);
evas_map_point_coord_set(map, 1, v[6][0], v[6][1], v[6][2]);
evas_map_point_coord_set(map, 2, v[2][0], v[2][1], v[2][2]);
evas_map_point_coord_set(map, 3, v[3][0], v[3][1], v[3][2]);
break;
default:
WRN("Face %i not updated", face_obj->face);
evas_map_free(map);
continue;
}
evas_map_util_quat_rotate(map, quat.x(), -quat.y(), quat.z(), -quat.w(),
x, y, z);
_ephysics_body_evas_obj_map_apply(body, map, obj, EINA_TRUE,
EINA_FALSE);
}
}
static void
@ -1141,45 +1303,8 @@ _ephysics_body_evas_object_default_update(EPhysics_Body *body)
quat.normalize();
evas_map_util_quat_rotate(map, quat.x(), quat.y(), quat.z(), -quat.w(),
x + (w * body->cm.x), y + (h * body->cm.y), z);
if (ephysics_camera_perspective_enabled_get(camera))
{
int px, py, z0, foc;
ephysics_camera_perspective_get(camera, &px, &py, &z0, &foc);
evas_map_util_3d_perspective(map, px, py, z0, foc);
}
if (body->back_face_culling)
{
if (evas_map_util_clockwise_get(map))
{
body->clockwise = EINA_TRUE;
evas_object_show(body->evas_obj);
}
else
{
body->clockwise = EINA_FALSE;
evas_map_free(map);
evas_object_hide(body->evas_obj);
return;
}
}
if ((body->light_apply) ||
(ephysics_world_light_all_bodies_get(body->world)))
{
int lr, lg, lb, ar, ag, ab;
Evas_Coord lx, ly, lz;
ephysics_world_point_light_position_get(body->world, &lx, &ly, &lz);
ephysics_world_point_light_color_get(body->world, &lr, &lg, &lb);
ephysics_world_ambient_light_color_get(body->world, &ar, &ag, &ab);
evas_map_util_3d_lighting(map, lx, ly, lz, lr, lg, lb, ar, ag, ab);
}
evas_object_map_set(body->evas_obj, map);
evas_object_map_enable_set(body->evas_obj, EINA_TRUE);
evas_map_free(map);
_ephysics_body_evas_obj_map_apply(body, map, body->evas_obj,
body->back_face_culling, EINA_TRUE);
}
static void