From 0563e7837893013ae45a508aa3ece846d64ac3b2 Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Tue, 7 Mar 2000 15:10:07 +0000
Subject: 	* D�placement de fonctions g�om�triques vers Geo.

---
 generic/Track.c | 52 ----------------------------------------------------
 1 file changed, 52 deletions(-)

diff --git a/generic/Track.c b/generic/Track.c
index a5e17dc..9a1461f 100644
--- a/generic/Track.c
+++ b/generic/Track.c
@@ -298,58 +298,6 @@ static ZnAttrConfig	wp_attrs[] = {
 };
 
 
-/*
- **********************************************************************************
- *
- * PointPolarToCartesian --
- *	Convert a point in polar coordinates in
- *	a reference system described by heading
- *	dx_ref, dy_ref to a point in cartesian
- *	coordinates.
- *
- **********************************************************************************
- */
-static ZnReal
-ProjectionToAngle(ZnDim	dx,
-		  ZnDim	dy)
-{
-  if (dx == 0) {
-    if (dy < 0) {
-      return -M_PI_2;
-    }
-    else if (dy > 0) {
-      return M_PI_2;
-    }
-    else {
-      return 0.0;
-    }
-  }
-  else if (dx < 0) {
-    return atan((double) dy / (double) dx) - M_PI;
-  }
-  else {
-    return atan((double) dy / (double) dx);
-  }
-  return 0.0;
-}
-
-static void
-PointPolarToCartesian(ZnReal	heading,
-		      int	rho,
-		      int	theta,
-		      int	*delta_x,
-		      int	*delta_y)
-{
-  double	to_angle;
-
-  /* Compute angle in trigonometric system */
-  to_angle = DegreesToRadian(theta) + heading - M_PI_2;
-  /*  to_angle = heading - DegreesToRadian(theta);*/
-  /* Compute cartesian coordinates */
-  *delta_x = (int) (rho * cos(to_angle));
-  *delta_y = (int) (rho * sin(to_angle));
-}
-
 
 /*
  **********************************************************************************
-- 
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