(no commit message)

[atyndall/cits2231.git] / helper.c

diff --git a/helper.c b/helper.c
index b98439e..182409a 100644 (file)
--- 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 );