## Diff of /math.c[fd99ad] .. [9b59c0]  Maximize  Restore

### Switch to side-by-side view

```--- a/math.c
+++ b/math.c
@@ -1837,9 +1837,9 @@
y_plane = 1.0 / (tan( theta ) * cos(phi));

// compute ray leading to to the camera.
-	x_ray = x_plane - mp->tilt[0];
-	y_ray = y_plane - mp->tilt[1];
-	z_ray = mp->tilt[2] + 1.0;
+	x_ray = x_plane - mp->trans[0];
+	y_ray = y_plane - mp->trans[1];
+	z_ray = mp->trans[2] + 1.0;

// transform into erect
// basically erect_rect
@@ -1848,7 +1848,7 @@

/*
printf("plane(%.1f,%.1f%.1f): %8.5f %8.5f -> %8.5f %8.5f -> %8.5f %8.5f %8.5f -> %8.5f %8.5f\n",
-		   mp->tilt[0], mp->tilt[1], mp->tilt[2],
+		   mp->trans[0], mp->trans[1], mp->trans[2],
x_dest, y_dest,
x_plane, y_plane,
@@ -1894,12 +1894,12 @@
// compute the position on the intermediate plane
// Intersection of ray from the image center (Tx,Ty,Tz)
// with plane located at z=-1
-	x_plane = (mp->tilt[2]+1.0)* tan(phi);
-	y_plane = (mp->tilt[2]+1.0) / (tan( theta ) * cos(phi));
+	x_plane = (mp->trans[2]+1.0)* tan(phi);
+	y_plane = (mp->trans[2]+1.0) / (tan( theta ) * cos(phi));

// shift according to camera position
-	x_plane += mp->tilt[0];
-	y_plane += mp->tilt[1];
+	x_plane += mp->trans[0];
+	y_plane += mp->trans[1];

x_ray = x_plane;
y_ray = y_plane;
@@ -1912,7 +1912,7 @@

/*
printf("cam->plane(%.1f,%.1f%.1f): %8.5f %8.5f -> %8.5f %8.5f -> %8.5f %8.5f %8.5f -> %8.5f %8.5f\n",
-		   mp->tilt[0], mp->tilt[1], mp->tilt[2],
+		   mp->trans[0], mp->trans[1], mp->trans[2],
x_dest, y_dest,