From: Ash Tyndall <git@atyndall.net>
Date: Sat, 22 Oct 2011 07:12:33 +0000 (+0800)
Subject: (no commit message)
X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=commitdiff_plain;h=a1e8cc05bcd4c196af65e62a757a7a8fdc06ace7

---

diff --git a/scene.c b/scene.c
index 42b717c..3ffe29f 100644
--- a/scene.c
+++ b/scene.c
@@ -347,19 +347,24 @@ void motion(int x, int y) {
       break;
 
     case STATE_LIGHT_1_MOVE:
-    case STATE_LIGHT_2_MOVE:;
+    case STATE_LIGHT_2_MOVE:
+      ; // Semi-colon required to allow variable declaration below
       
       int i = 0;
       if ( manipulateState == STATE_LIGHT_2_MOVE ) i = 1;
 
       if ( buttonSelected == GLUT_LEFT_BUTTON ) {
+        // w: left/right, h: near/far
         float angler = 2 * M_PI * ( (rotate*camRotateFactor)/360.0 );
         lightObjs[i].position[0] += diffx * cos(angler) * leftrightFactor + diffy * cos(M_PI/2 + angler) * nearfarFactor;
         lightObjs[i].position[2] += diffx * sin(angler) * leftrightFactor + diffy * sin(M_PI/2 + angler) * nearfarFactor;
-        
 
       } else if ( buttonSelected == GLUT_MIDDLE_BUTTON ) {
+        // w: increase/decrease some light param
+        // **NOTE: Currently not implemented
 
+        // h: up/down
+        lightObjs[i].position[1] -= diffy * updownFactor;
       }
 
       break;