X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=helper.c;h=404094752514a120a13e43ca4fc58f7dd8ccb814;hp=22361a7130c812c2052153876b0c6f40d8ec6e18;hb=892a5bee9691e9566a5cf6b996f55c0b6ab14747;hpb=62e8923945694accce9a4c691254ba2d2382595c

diff --git a/helper.c b/helper.c
index 22361a7..4040947 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 = 0.5;
+  float arrowLength = 1.0;
 
   glBegin(GL_LINES);
     // x arrow
@@ -272,7 +272,7 @@ void drawLine() {
     
     // x arrowheads
     glVertex3i(  lineLength, 0.0, 0.0 );
-    glVertex3i(  lineLength - arrowLength, 0.0,  0.5 );
+    glVertex3i(  lineLength - arrowLength, 0.0,  1.0 );
 
     glVertex3i(  lineLength, 0.0, 0.0 );
     glVertex3i(  lineLength - arrowLength, 0.0, -1.0 );