/// <summary>
/// Updates the <see cref="Camera.projectionMatrix"/> of the <see cref="renderCamera"/>
/// which creates a holographic projection effect.
/// </summary>
/// <param name="screen">The screen the camera is facing.</</param>
/// <param name="eyes">The eye position in world space.</param>
/// <param name="nearClipPlane">The near clip plane of the camera.</param>
/// <param name="farClipPlane">The far clip plane of the camera.</param>
public void UpdateCameraProjection(VirtualScreen screen, Vector3 eyes,
float nearClipPlane, float farClipPlane)
{
// Use the world position of the specified eye anchor
// to calculate the local position in the screen coordinate system.
// Finally use the local position to compute the projection matrix
// for the holographic projection.
// Additionally correct the projection with a bimber matrix if
// necessary.
var local = screen.transform.InverseTransformPoint(eyes);
var projection = VirtualProjection.ComputeHolographicProjectionMatrix(local,
nearClipPlane, farClipPlane, screen.width, screen.height);
var bimber = this.m_Calibration.projectionCorrection ? this.m_BimberMatrix : Matrix4x4.identity;
this.m_Camera.nearClipPlane = nearClipPlane;
this.m_Camera.farClipPlane = farClipPlane;
this.m_Camera.projectionMatrix = bimber * projection;
}
private void RebuildBimberMatrix(Quad quad)
{
this.m_BimberMatrix = VirtualProjection.ComputeBimberMatrix(quad.bottomLeft,
quad.topLeft, quad.topRight, quad.bottomRight);
}
