| private CreatePerspectiveFieldOfViewLH ( float fieldOfView, float aspectRatio, float nearClip, float farClip, Matrix &perspective ) : void | ||
| fieldOfView | float | |
| aspectRatio | float | |
| nearClip | float | |
| farClip | float | |
| perspective | Matrix | |
| return | void | |
public static void CreatePerspectiveFieldOfViewLH(float fieldOfView, float aspectRatio, float nearClip, float farClip, out Matrix perspective)
{
float h = 1f / ((float)Math.Tan(fieldOfView * 0.5f));
float w = h / aspectRatio;
float m33 = farClip / (farClip - nearClip);
perspective.X = new Vector4(w, 0, 0, 0);
perspective.Y = new Vector4(0, h, 0, 0);
perspective.Z = new Vector4(0, 0, m33, 1);
perspective.W = new Vector4(0, 0, -nearClip * m33, 0);
}
