// =============================================================================
// METHODS STATIC --------------------------------------------------------------
public static void SetVanishingPoint( Camera cam, float offset, ClientCameraScreen screen )
{
Transform t = cam.transform;
NearPlane plane = new NearPlane();
Vector3 nearCenter = t.position + t.forward*cam.nearClipPlane;
Plane nearPlane = new Plane ( -t.forward, nearCenter );
float distance = 0f;
Vector3 direction;
Ray ray;
Vector3 screenTL = t.TransformPoint ( new Vector3 ( ( -screen.Width/2.0f ) + offset, screen.Height/2.0f, screen.Distance ) );
direction = ( screenTL - t.position ).normalized;
ray = new Ray ( t.position, direction );
nearPlane.Raycast ( ray, out distance );
Vector3 nearTL = -( t.InverseTransformPoint ( nearCenter ) - t.InverseTransformPoint ( ( t.position + direction*distance ) ) );
Vector3 screenBR = t.TransformPoint ( new Vector3 ( ( screen.Width/2.0f ) + offset, -screen.Height/2.0f, screen.Distance ) );
direction = ( screenBR - t.position ).normalized;
ray = new Ray ( t.position, direction );
nearPlane.Raycast ( ray, out distance );
Vector3 nearBR = -( t.InverseTransformPoint ( nearCenter ) - t.InverseTransformPoint ( ( t.position + direction*distance ) ) );
plane.left = nearTL.x;
plane.top = nearTL.y;
plane.right = nearBR.x;
plane.bottom = nearBR.y;
plane.near = cam.nearClipPlane;
plane.far = cam.farClipPlane;
cam.projectionMatrix = PerspectiveOffCenter ( plane );
}
// =============================================================================
// METHODS STATIC --------------------------------------------------------------
public static void SetVanishingPoint(Camera cam, float offset, ClientCameraScreen screen)
{
Transform t = cam.transform;
NearPlane plane = new NearPlane();
Vector3 nearCenter = t.position + t.forward * cam.nearClipPlane;
Plane nearPlane = new Plane(-t.forward, nearCenter);
float distance = 0f;
Vector3 direction;
Ray ray;
Vector3 screenTL = t.TransformPoint(new Vector3((-screen.Width / 2.0f) + offset, screen.Height / 2.0f, screen.Distance));
direction = (screenTL - t.position).normalized;
ray = new Ray(t.position, direction);
nearPlane.Raycast(ray, out distance);
Vector3 nearTL = -(t.InverseTransformPoint(nearCenter) - t.InverseTransformPoint((t.position + direction * distance)));
Vector3 screenBR = t.TransformPoint(new Vector3((screen.Width / 2.0f) + offset, -screen.Height / 2.0f, screen.Distance));
direction = (screenBR - t.position).normalized;
ray = new Ray(t.position, direction);
nearPlane.Raycast(ray, out distance);
Vector3 nearBR = -(t.InverseTransformPoint(nearCenter) - t.InverseTransformPoint((t.position + direction * distance)));
plane.left = nearTL.x;
plane.top = nearTL.y;
plane.right = nearBR.x;
plane.bottom = nearBR.y;
plane.near = cam.nearClipPlane;
plane.far = cam.farClipPlane;
cam.projectionMatrix = PerspectiveOffCenter(plane);
}