X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=libctsupport%2Fclip.cpp;h=3ff8b0874c4f59ceda261dc5aef59fefc0144fec;hp=f99c20fa46e0dec770bfdc50cbfe305f261a5896;hb=65732cc5d8dbf867ed56a021c07c5636cea93b5a;hpb=c4af77faf7f216b936f0782e918634d34980c63f

diff --git a/libctsupport/clip.cpp b/libctsupport/clip.cpp
index f99c20f..3ff8b08 100644
--- a/libctsupport/clip.cpp
+++ b/libctsupport/clip.cpp
@@ -14,7 +14,7 @@
 **  This is part of the CTSim program
 **  Copyright (C) 1983-2000 Kevin Rosenberg
 **
-**  $Id: clip.cpp,v 1.4 2000/07/23 01:49:03 kevin Exp $
+**  $Id: clip.cpp,v 1.6 2000/12/06 15:17:51 kevin Exp $
 **
 **  This program is free software; you can redistribute it and/or modify
 **  it under the terms of the GNU General Public License (version 2) as
@@ -42,7 +42,7 @@
  *    double u,v		Dimensions of segment
  */
 
-int 
+bool
 clip_segment (double& x1, double& y1, double& x2, double& y2, const double u, const double v)
 {
   double xc1 = x1 * u;
@@ -88,7 +88,7 @@ clip_segment (double& x1, double& y1, double& x2, double& y2, const double u, co
  *    double u,v		Size of sector
  */
 
-int 
+bool 
 clip_sector (double& x1, double& y1, double& x2, double& y2, const double u, const double v)
 {
   double xc1 = x1 * u;
@@ -124,7 +124,7 @@ clip_sector (double& x1, double& y1, double& x2, double& y2, const double u, con
  *    double t1,t2		Starting & stopping angles of clipping
  */
 
-int 
+bool 
 clip_circle (double& x1, double& y1, double& x2, double& y2, const double cx, const double cy, const double radius, double t1, double t2)
 {
   double xc1 = x1;
@@ -241,7 +241,7 @@ clip_circle (double& x1, double& y1, double& x2, double& y2, const double cx, co
 
 static int tcode (const double x, const double y, const double m, const double b, const int clip_xaxis);
 
-int 
+bool 
 clip_triangle (double& x1, double& y1, double& x2, double& y2, const double u, const double v, const int clip_xaxis)
 {
   double m = v / u;	 // slope of triangle lines
@@ -331,7 +331,7 @@ tcode (const double x, const double y, const double m, const double b, const int
 
 static int rectcode (double x, double y, const double rect[4]);
 
-int 
+bool
 clip_rect (double& x1, double& y1, double& x2, double& y2, const double rect[4])
 {
   double x = 0, y = 0;