From: Ash Tyndall <git@atyndall.net>
Date: Thu, 20 Oct 2011 12:17:30 +0000 (+0800)
Subject: (no commit message)
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=ea1053838ec633c44e509a06a691c3bcc38acd8d;p=atyndall%2Fcits2231.git

---

diff --git a/globals.c b/globals.c
index 91fb87b..22e33eb 100644
--- a/globals.c
+++ b/globals.c
@@ -75,6 +75,9 @@ int floorSize = 200;
 /* Current camera x, y, z coords */
 GLfloat camx = 0.0, camy = 0.0, camz = 0.0, rot = 0.0;
 
+/* Length of axis lines */
+GLfloat lineLength = 100;
+
 /* Light 0 parameters */
 GLfloat diffuse0[] = {1.0, 1.0, 1.0, 1.0};
 GLfloat ambient0[] = {0.0, 0.0, 0.0, 1.0};
diff --git a/globals.h b/globals.h
index 728bf6a..71a21c2 100644
--- a/globals.h
+++ b/globals.h
@@ -65,6 +65,9 @@ extern int floorSize;
 /* Current camera position */
 extern GLfloat camx, camy, camz, rot;
 
+/* Length of axis lines */
+extern GLfloat lineLength;
+
 /* Light 0 parameters */
 extern GLfloat diffuse0[];
 extern GLfloat ambient0[];
diff --git a/helper.c b/helper.c
index d685e51..e5d9c0b 100644
--- a/helper.c
+++ b/helper.c
@@ -262,8 +262,13 @@ void drawLine() {
     glColor4ub( 0.0, 0.0, 0.0, 0.5 );
 
     glBegin(GL_LINES);
-    glVertex3i( 10.0, 0.1, 10.0);
-    glVertex3i( -10.0, 0.1, -10.0);
+    glVertex3i(  lineLength, 1.0, 0.0 );
+    glVertex3i( -lineLength, 1.0, 0.0 );
+    glEnd();
+
+    glBegin(GL_LINES);
+    glVertex3i( 0.0, 1.0,  lineLength );
+    glVertex3i( 0.0, 1.0, -lineLength );
     glEnd();
 
     glDisable(GL_BLEND);