void object_auto_walk_object(obj_type *obj)
{
float ang_y;
bool cwise;
obj_type *seek_obj;
// get object
seek_obj=object_find_uid(obj->auto_walk.obj_uid);
if (seek_obj==NULL) {
obj->auto_walk.mode=aw_none;
return;
}
// turn towards object on y
ang_y=angle_find(obj->pnt.x,obj->pnt.z,seek_obj->pnt.x,seek_obj->pnt.z);
angle_dif(ang_y,obj->ang.y,&cwise);
obj->turn.ang_to.y=ang_y;
if (cwise) {
obj->turn.ang_add.y=-object_get_turn_speed(obj);
}
else {
obj->turn.ang_add.y=object_get_turn_speed(obj);
}
// if flying, put in a seek angle
object_auto_walk_set_vertical_move(obj,(seek_obj->pnt.y-(seek_obj->size.y>>1)),seek_obj->pnt.z);
}
void object_player_turn(obj_type *obj)
{
float turn_add,turn_restrict;
weapon_type *weap;
// can it turn?
if ((obj->turn.only_when_moving) && (!obj->forward_move.moving)) {
obj->turn.ang_add.y=0;
return;
}
// get turn speed
obj->turn.fix_ang_add.y=0;
turn_add=obj->turn.ang_add.y;
if (turn_add==0) return;
// zoom factors
if (camera.mode==cv_fpp) {
weap=weapon_find_current(obj);
if (weap!=NULL) {
if ((weap->zoom.on) && (weap->zoom.mode!=zoom_mode_off)) {
if (obj->duck.mode!=dm_duck) {
turn_add*=weap->zoom.turn_factor;
}
else {
turn_add*=weap->zoom.crawl_turn_factor;
}
}
}
}
// restriction
if (obj->turn.restrict_player_turning) {
turn_restrict=object_get_turn_speed(obj);
if (turn_add<-turn_restrict) turn_add=-turn_restrict;
if (turn_add>turn_restrict) turn_add=turn_restrict;
}
// turning
obj->ang.y=angle_add(obj->ang.y,turn_add);
obj->turn.fix_ang_add.y=turn_add;
// turn any standing objects
object_rotate_with_standing_object(obj,turn_add);
}
void object_auto_walk_position(obj_type *obj)
{
float ang_y;
bool cwise;
// turn towards position on y
ang_y=angle_find(obj->pnt.x,obj->pnt.z,obj->auto_walk.pnt.x,obj->auto_walk.pnt.z);
angle_dif(ang_y,obj->ang.y,&cwise);
obj->turn.ang_to.y=ang_y;
if (cwise) {
obj->turn.ang_add.y=-object_get_turn_speed(obj);
}
else {
obj->turn.ang_add.y=object_get_turn_speed(obj);
}
// if flying, put in a seek angle
object_auto_walk_set_vertical_move(obj,obj->auto_walk.pnt.y,obj->auto_walk.pnt.z);
}
JSValueRef js_obj_motion_angle_turn_to_angle_func(JSContextRef cx,JSObjectRef func,JSObjectRef j_obj,size_t argc,const JSValueRef argv[],JSValueRef *exception)
{
float turn_speed;
bool cwise;
obj_type *obj;
if (!script_check_param_count(cx,func,argc,2,exception)) return(script_null_to_value(cx));
obj=object_get_attach(j_obj);
obj->turn.ang_to.y=script_value_to_float(cx,argv[0]);
if (obj->turn.ang_to.y<0.0f) obj->turn.ang_to.y=360.0f+obj->turn.ang_to.y;
if (obj->turn.ang_to.y>=360.0f) obj->turn.ang_to.y=obj->turn.ang_to.y-360.0f;
turn_speed=object_get_turn_speed(obj);
switch (script_value_to_int(cx,argv[1])) {
case -1:
obj->turn.ang_add.y=-turn_speed;
break;
case 1:
obj->turn.ang_add.y=turn_speed;
break;
default:
angle_dif(obj->turn.ang_to.y,obj->ang.y,&cwise);
if (cwise) {
obj->turn.ang_add.y=-turn_speed;
}
else {
obj->turn.ang_add.y=turn_speed;
}
break;
}
return(script_null_to_value(cx));
}
void object_auto_walk_node(obj_type *obj)
{
int dist,chk_dist,seek_idx,dest_idx;
float ang_y,dif_y;
bool cwise;
node_type *node;
// get nodes
seek_idx=obj->auto_walk.node_seek_idx;
dest_idx=obj->auto_walk.node_dest_idx;
// turn towards node
node=&map.nodes[seek_idx];
ang_y=angle_find(obj->pnt.x,obj->pnt.z,node->pnt.x,node->pnt.z);
dif_y=angle_dif(ang_y,obj->ang.y,&cwise);
obj->turn.ang_to.y=ang_y;
if (cwise) {
obj->turn.ang_add.y=-object_get_turn_speed(obj);
}
else {
obj->turn.ang_add.y=object_get_turn_speed(obj);
}
// stop walking if turn is too hard
object_auto_walk_set_motion(obj);
// if flying, put in a seek angle
object_auto_walk_set_vertical_move(obj,node->pnt.y,node->pnt.z);
// get node slop
if (obj->forward_move.running) {
chk_dist=(int)(obj->forward_move.max_run_speed*node_slop_speed_factor);
}
else {
chk_dist=(int)(obj->forward_move.max_walk_speed*node_slop_speed_factor);
}
// near node?
dist=distance_get(node->pnt.x,node->pnt.y,node->pnt.z,obj->pnt.x,obj->pnt.y,obj->pnt.z);
if (dist>chk_dist) return;
// move on to next node
if (seek_idx!=dest_idx) {
obj->auto_walk.node_last_seek_idx=obj->auto_walk.node_seek_idx;
obj->auto_walk.node_seek_idx=map_find_next_node_in_path(&map,seek_idx,dest_idx);
scripts_post_event_console(&obj->attach,sd_event_path,sd_event_path_node,node->event_id);
return;
}
// at last node, send event
obj->auto_walk.mode=aw_none;
obj->auto_walk.node_seek_idx=-1;
obj->auto_walk.node_dest_idx=-1;
scripts_post_event_console(&obj->attach,sd_event_path,sd_event_path_done,obj->auto_walk.node_event_id);
}
