private static void DrawMissingBonesSign(TargetBonesData target)
{
var bone = target.Bones.FirstOrDefault(b => b != null);
if (bone == null)
{
bone = target.Renderer.transform;
}
Handles.Label(bone.position, "Missing bones!!!", BONE_MISSING_LABEL_STYLE);
}
private static void DrawBoneHandles(TargetBonesData target)
{
Handles.zTest = CompareFunction.Always;
var bones = target.Bones;
// Bones could be destroyed in any moment (edit or play mode).
if (bones.Any(b => b == null))
{
DrawMissingBonesSign(target);
return;
}
// Single bone is a special case.
if (bones.Length <= 1)
{
if (bones.Length == 1)
{
DrawLoneBone(bones[0]);
}
return;
}
if (target.AverageDistance < 0.001f)
{
DrawLoneBone(bones[0]);
return;
}
// TODO: Draw lines from and to only if parented?
// Draw lines and cones along the bones.
{
Handles.color = BONE_LINE_COLOR;
foreach (var boneSegment in target.BoneSegments)
{
var pos1 = boneSegment.Bone1.position;
var pos2 = boneSegment.Bone2.position;
var dist = pos2 - pos1;
if (dist == Vector3.zero)
{
continue;
}
Handles.DrawLine(pos1, pos2);
var conePos = pos1 + dist / 2f;
Handles.ConeHandleCap(0, conePos, Quaternion.LookRotation(dist.normalized), HandleSize(conePos, target.AverageDistance, 0.5f), Event.current.type);
}
}
Handles.color = BONE_SPHERE_COLOR;
for (int i = 0; i < bones.Length; ++i)
{
var bone = bones[i];
var handleSie = HandleSize(bone.position, target.AverageDistance);
if (Handles.Button(bone.position, Quaternion.identity, handleSie, handleSie, Handles.SphereHandleCap))
{
Selection.activeGameObject = bone.gameObject;
}
BONE_SPHERE_LABEL_STYLE.contentOffset = i < 10 ? new Vector2(-0.5f, -3f) : new Vector2(-3f, -3f);
Handles.Label(bone.position, i.ToString(), BONE_SPHERE_LABEL_STYLE);
}
}