void HrtfData::get_direction_data(angle_t elevation, angle_t azimuth, distance_t distance, DirectionData& ref_data_left, DirectionData& ref_data_right) const
{
_ASSERT(elevation >= -angle_t(pi * 0.5));
_ASSERT(elevation <= angle_t(pi * 0.5));
_ASSERT(azimuth >= -angle_t(2.0 * pi));
_ASSERT(azimuth <= angle_t(2.0 * pi));
get_direction_data(elevation, azimuth, distance, ref_data_left);
get_direction_data(elevation, -azimuth, distance, ref_data_right);
}
void Active::set_direction(int value, bool set_movement)
{
value &= 31;
FrameObject::set_direction(value, set_movement);
if (active_flags & AUTO_ROTATE) {
set_angle((value * 360) / 32);
value = 0;
}
if (value == animation_direction)
return;
animation_direction = value;
Direction * old_dir = direction_data;
Direction * new_dir = get_direction_data();
if (old_dir == new_dir)
return;
update_direction(new_dir);
}
void Active::update_direction(Direction * dir)
{
if (dir == NULL)
dir = get_direction_data();
direction_data = dir;
loop_count = direction_data->loop_count;
// make sure frame is still in range
int frame_count = direction_data->frame_count;
if (forced_frame != -1 && forced_frame >= frame_count)
forced_frame = -1;
if (animation_frame >= frame_count)
animation_frame = 0;
if (active_flags & ANIMATION_STOPPED)
return;
update_frame();
}
