minor changes to be on track with vg revision

[carveJwlIkooP6JGAAIwe30JlM.git] / camera.h

diff --git a/camera.h b/camera.h
index 7bd14e64e6c0eefd4db4d71d6d79cbb4fe8d2558..fdbc00c44fafbc4d75697970dc1bb4f8ba124bfe 100644 (file)
--- a/camera.h
+++ b/camera.h
@@ -96,36 +96,4 @@ static void camera_finalize( camera *cam )
    m4x4_mul( cam->mtx.p, cam->mtx.v, cam->mtx.pv );
 }
 
-/* 
- * http://www.terathon.com/lengyel/Lengyel-Oblique.pdf 
- */
-static void m4x4_clip_projection( m4x4f mat, v4f plane )
-{
-   v4f c = 
-   {
-      (vg_signf(plane[0]) + mat[2][0]) / mat[0][0],
-      (vg_signf(plane[1]) + mat[2][1]) / mat[1][1],
-      -1.0f,
-      (1.0f + mat[2][2]) / mat[3][2]
-   };
-
-   v4_muls( plane, 2.0f / v4_dot(plane,c), c );
-
-   mat[0][2] = c[0];
-   mat[1][2] = c[1];
-   mat[2][2] = c[2] + 1.0f;
-   mat[3][2] = c[3];
-}
-
-/*
- * Undoes the above operation
- */
-static void m4x4_reset_clipping( m4x4f mat, float ffar, float fnear )
-{
-   mat[0][2] = 0.0f; 
-   mat[1][2] = 0.0f; 
-   mat[2][2] = -(ffar + fnear) / (ffar - fnear); 
-   mat[3][2] = -2.0f * ffar * fnear / (ffar - fnear); 
-}
-
 #endif /* CAMERA_H */