X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=helper.c;h=182409a05e2571c55c922ae7fd04b12f7cc4d889;hp=b98439e85b9051b752e6bad0ea45d723fe2eb635;hb=38db40a2eb9f5c86960c378a839c06fd40dc2544;hpb=bc40db0c36dac196dc3c7d1271d356fe315e0f56

diff --git a/helper.c b/helper.c
index b98439e..182409a 100644
--- a/helper.c
+++ b/helper.c
@@ -263,7 +263,7 @@ void drawLine() {
   glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
   glColor3f( 0.0, 0.0, 0.0 );
 
-  float arrowLength = 1.0;
+  float arrowLength = 0.5;
 
   glBegin(GL_LINES);
     // x arrow
@@ -280,6 +280,9 @@ void drawLine() {
     glVertex3i( -lineLength, 0.0, 0.0 );
     glVertex3i( -lineLength - arrowLength, 0.0,  1.0 );
 
+    glVertex3i( -lineLength, 0.0, 0.0 );
+    glVertex3i( -lineLength - arrowLength, 0.0, -1.0 );
+
     // z arrow
     glVertex3i( 0.0, 0.0,  lineLength );
     glVertex3i( 0.0, 0.0, -lineLength );