public static GameObject CreateCollider(this Link.Geometry.Box box, GameObject parent)
{
GameObject gameObject = new GameObject("Box");
gameObject.transform.SetParentAndAlign(parent.transform);
BoxCollider boxCollider = gameObject.AddComponent <BoxCollider>();
boxCollider.size = new Vector3((float)box.size[1], (float)box.size[2], (float)box.size[0]);
return(gameObject);
}
public static GameObject CreateVisual(this Link.Geometry.Box box, GameObject parent)
{
GameObject gameObject = new GameObject("Box");
gameObject.transform.SetParentAndAlign(parent.transform);
MeshFilter meshFilter = gameObject.AddComponent <MeshFilter>();
meshFilter.mesh = box.GetMesh();
gameObject.AddComponent <MeshRenderer>();
return(gameObject);
}
private static Mesh GetMesh(this Link.Geometry.Box box)
{
float length = (float)box.size[1];
float width = (float)box.size[2];
float height = (float)box.size[0];
#region Vertices
Vector3 p0 = new Vector3(-length * .5f, -width * .5f, height * .5f);
Vector3 p1 = new Vector3(length * .5f, -width * .5f, height * .5f);
Vector3 p2 = new Vector3(length * .5f, -width * .5f, -height * .5f);
Vector3 p3 = new Vector3(-length * .5f, -width * .5f, -height * .5f);
Vector3 p4 = new Vector3(-length * .5f, width * .5f, height * .5f);
Vector3 p5 = new Vector3(length * .5f, width * .5f, height * .5f);
Vector3 p6 = new Vector3(length * .5f, width * .5f, -height * .5f);
Vector3 p7 = new Vector3(-length * .5f, width * .5f, -height * .5f);
Vector3[] vertices = new Vector3[]
{
p0, p1, p2, p3, // Bottom
p7, p4, p0, p3, // Left
p4, p5, p1, p0, // Front
p6, p7, p3, p2, // Back
p5, p6, p2, p1, // Right
p7, p6, p5, p4 // Top
};
#endregion
#region Normales
Vector3 up = Vector3.up;
Vector3 down = Vector3.down;
Vector3 front = Vector3.forward;
Vector3 back = Vector3.back;
Vector3 left = Vector3.left;
Vector3 right = Vector3.right;
Vector3[] normales = new Vector3[]
{
down, down, down, down, // Bottom
left, left, left, left, // Left
front, front, front, front, // Front
back, back, back, back, // Back
right, right, right, right, // Right
up, up, up, up // Top
};
#endregion
#region UVs
Vector2 _00 = new Vector2(0f, 0f);
Vector2 _10 = new Vector2(1f, 0f);
Vector2 _01 = new Vector2(0f, 1f);
Vector2 _11 = new Vector2(1f, 1f);
Vector2[] uvs = new Vector2[]
{
_11, _01, _00, _10, // Bottom
_11, _01, _00, _10, // Left
_11, _01, _00, _10, // Front
_11, _01, _00, _10, // Back
_11, _01, _00, _10, // Right
_11, _01, _00, _10, // Top
};
#endregion
#region Triangles
int[] triangles = new int[]
{
3, 1, 0, // Bottom
3, 2, 1,
3 + 4 * 1, 1 + 4 * 1, 0 + 4 * 1, // Left
3 + 4 * 1, 2 + 4 * 1, 1 + 4 * 1,
3 + 4 * 2, 1 + 4 * 2, 0 + 4 * 2, // Front
3 + 4 * 2, 2 + 4 * 2, 1 + 4 * 2,
3 + 4 * 3, 1 + 4 * 3, 0 + 4 * 3, // Back
3 + 4 * 3, 2 + 4 * 3, 1 + 4 * 3,
3 + 4 * 4, 1 + 4 * 4, 0 + 4 * 4, // Right
3 + 4 * 4, 2 + 4 * 4, 1 + 4 * 4,
3 + 4 * 5, 1 + 4 * 5, 0 + 4 * 5, // Top
3 + 4 * 5, 2 + 4 * 5, 1 + 4 * 5,
};
#endregion
Mesh mesh = new Mesh();
mesh.vertices = vertices;
mesh.normals = normales;
mesh.uv = uvs;
mesh.triangles = triangles;
mesh.RecalculateBounds();
return(mesh);
}
