private void InitControllers()
{
if (creature_renderer == null)
{
return;
}
MeshBone root_bone = GetRootBone();
runtime_bones = root_bone.getAllChildren();
child_bodies = new List <Rigidbody2D>();
List <Collider2D> bone_colliders = new List <Collider2D>();
var parent_obj = creature_renderer.gameObject;
Collider2D parent_collider = parent_obj.GetComponent <Collider2D>();
if (parent_collider != null)
{
if (noCollisions)
{
parent_collider.enabled = false;
}
foreach (Transform child in transform)
{
var cur_body = child.GetComponent <Rigidbody2D>();
var cur_collider = child.GetComponent <Collider2D>();
if ((cur_body != null) && (cur_collider != null))
{
child_bodies.Add(cur_body);
bone_colliders.Add(cur_collider);
// Turn off collision between bone collider and parent collider
Physics2D.IgnoreCollision(cur_collider, parent_collider);
if (noCollisions)
{
cur_collider.enabled = false;
}
}
}
// Turn off collisions between bone colliders
foreach (Collider2D cur_collider1 in bone_colliders)
{
foreach (Collider2D cur_collider2 in bone_colliders)
{
if (cur_collider1 != cur_collider2)
{
Physics2D.IgnoreCollision(cur_collider1, cur_collider2);
}
}
}
}
}
public void initCarryBones(MeshBone endeffector_bone)
{
if (bones_basis != null)
{
// Already bound
return;
}
bones_basis = new List <MeshBoneUtil.Tuple <XnaGeometry.Vector2, XnaGeometry.Vector2> >();
carry_bones = endeffector_bone.getAllChildren();
carry_bones.RemoveAt(0); // Remove first end_effector bone, we do not want to carry that
var base_vec_u = endeffector_bone.getWorldEndPt() - endeffector_bone.getWorldStartPt();
base_vec_u.Normalize();
var base_vec_v = new XnaGeometry.Vector4(0, 0, 0, 0);
base_vec_v.X = -base_vec_u.Y;
base_vec_v.Y = base_vec_u.X;
foreach (var cur_bone in carry_bones)
{
var basis_start = getFromBasis(
cur_bone.getWorldStartPt() - endeffector_bone.getWorldStartPt(),
base_vec_u,
base_vec_v);
var basis_end = getFromBasis(
cur_bone.getWorldEndPt() - endeffector_bone.getWorldStartPt(),
base_vec_u,
base_vec_v);
var basis_pair =
new MeshBoneUtil.Tuple <XnaGeometry.Vector2, XnaGeometry.Vector2>(basis_start, basis_end);
bones_basis.Add(basis_pair);
}
}
public void CreateGameColliders()
{
if (creature_renderer == null)
{
return;
}
if (transform.childCount > 0)
{
Debug.Log("Please remove all children game colliders before running CreateGameColliders!");
return;
}
creature_renderer.InitData();
MeshBone root_bone = GetRootBone();
// Create a base rigid body that actually participates in simulation for the creature_renderer
var parent_obj = creature_renderer.gameObject;
Rigidbody2D parent_rbd = parent_obj.AddComponent <Rigidbody2D>();
parentRBD = parent_rbd;
parent_rbd.isKinematic = false;
BoxCollider2D parent_collider = parent_obj.AddComponent <BoxCollider2D>();
parent_collider.size = new UnityEngine.Vector2(simColliderWidth, simColliderHeight);
// Create rigid bodies for all the bones
List <MeshBone> all_children = root_bone.getAllChildren();
foreach (MeshBone cur_child in all_children)
{
// Create new GameObject
GameObject new_obj = new GameObject(cur_child.key);
// Add components
XnaGeometry.Vector4 spawn_center = (cur_child.getWorldStartPt() + cur_child.getWorldEndPt()) * 0.5f;
float colliderWidth = (float)(cur_child.getWorldRestEndPt() - cur_child.getWorldRestStartPt()).Length();
XnaGeometry.Vector4 spawn_dir = (cur_child.getWorldRestEndPt() - cur_child.getWorldRestStartPt());
spawn_dir.Normalize();
// Get the direction in the renderer's space
UnityEngine.Vector3 u_spawn_dir = new UnityEngine.Vector3((float)spawn_dir.X, (float)spawn_dir.Y, (float)0);
u_spawn_dir = TransformToCreatureDir(u_spawn_dir);
float startAngle = (float)Math.Atan2((double)u_spawn_dir.y, (double)u_spawn_dir.x) * Mathf.Rad2Deg;
UnityEngine.Vector3 local_pos = new UnityEngine.Vector3((float)spawn_center.X, (float)spawn_center.Y, (float)0);
Rigidbody2D new_rbd = new_obj.AddComponent <Rigidbody2D>();
new_rbd.isKinematic = true;
BoxCollider2D new_collider = new_obj.AddComponent <BoxCollider2D>();
new_collider.size = new UnityEngine.Vector2(colliderWidth, colliderHeight);
// set the position using the renderer's parent transform
new_obj.transform.position = TransformToCreaturePt(local_pos);
new_obj.transform.rotation = UnityEngine.Quaternion.AngleAxis(startAngle, new UnityEngine.Vector3(0, 0, 1));
// Make new object child of the parent
new_obj.transform.parent = gameObject.transform;
}
}
