X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=scene.c;h=602dc49d32203abd6c444e39b81bb16f98803289;hb=a80b904b2d8e211f02e0833183200cc3bebd40b7;hp=2733cf8820f58b9a163a8c063f6fdbd2569278ec;hpb=17cb701324fd442c5c9cc9ea6b662bf829d92ff2;p=atyndall%2Fcits2231.git

diff --git a/scene.c b/scene.c
index 2733cf8..602dc49 100644
--- a/scene.c
+++ b/scene.c
@@ -246,7 +246,46 @@ void processLightEvents(int id) {
 
 }
 
+int roundUp(int numToRound, int multiple) {
+  if(multiple == 0) {
+    return numToRound;
+  }
+
+  int remainder = numToRound % multiple;
+  if (remainder == 0)
+    return numToRound;
+  return numToRound + multiple - remainder;
+}
+
+int makeSubmenuFromArray( const char *menuEntries[], unsigned int menuEntriesSize, void *callback ) {
+  if ( menuEntriesSize == 0 ) return -1;
+
+  int menuNumber = roundUp(menuEntriesSize, 10) / 10;
+  int submenuObjects[menuNumber-1];
+
+  for( int i = 0; i < menuNumber; i++ ) {
+    submenuObjects[i] = glutCreateMenu(callback);
+    int startNum = i*11 - (i-1);
+    for ( int j = startNum - 1; j < (startNum+9); j++ ) {
+      if ( j == menuEntriesSize ) break; // Detect if we've reached the end of the array
+      glutAddMenuEntry( menuEntries[j], j + 1 );
+    }
+  }
+
+  int mainMenu = glutCreateMenu(callback);
+  for ( int i = 0; i < menuNumber; i++ ) {
+    char name[10]; // buffer to hold name
+    int startNum = i*11 - (i-1);
+    int endNum = startNum + 9;
+    if ( i == menuNumber - 1 ) { // We're on the last one
+      endNum = startNum + (menuEntriesSize - startNum); // Work out final number
+    }
+    sprintf(name, "%d-%d", startNum, endNum);
+    glutAddSubMenu( name, submenuObjects[i] );
+  }
 
+  return mainMenu;
+}
 
 void makeMenu() {
   // Construct material menu
@@ -267,47 +306,28 @@ void makeMenu() {
   glutAddMenuEntry("Move Light 2", LIGHT_MOVE_LIGHT_2);
   glutAddMenuEntry("R/G/B/All Light 2", LIGHT_RGBALL_LIGHT_2);
 
-  // Construct add object submenus
-  int addObjectSubmenu[6];
+  // Construct object menu
   int objectMenuEntriesSize = sizeof(objectMenuEntries) / sizeof(objectMenuEntries[0]);
-  int menuNumber = objectMenuEntriesSize / 10 + 1;
-
-  for( int i = 0; i < menuNumber; i++ ) {
-    addObjectSubmenu[i] = glutCreateMenu(processObjectEvents);
-    for ( int j = i; j < (i+9); j++ ) {
-      if ( !objectMenuEntries[j] ) break; // Detect if we've reached the end of the array
-      glutAddMenuEntry( objectMenuEntries[j], j );
-    }
-  }
-
-  // Construct add object menu
-  int addObjectMenu = glutCreateMenu(processObjectEvents);
-  glutAddSubMenu( "test", addObjectSubmenu[0] );
-  /*for ( int i = 0; addObjectSubmenu[i]; i++ ) {
-    glutAddSubMenu( (char)i, addObjectSubmenu[i] );
-  }*/
+  int objectMenu = makeSubmenuFromArray( objectMenuEntries, objectMenuEntriesSize, processObjectEvents );
 
+  // Construct texture / ground texture menus
+  int textureMenuEntriesSize = sizeof(textureMenuEntries) / sizeof(textureMenuEntries[0]);
+  int textureMenu = makeSubmenuFromArray( textureMenuEntries, textureMenuEntriesSize, processTextureEvents );
+  int gTextureMenu = makeSubmenuFromArray( textureMenuEntries, textureMenuEntriesSize, processGTextureEvents );
 
+  // Construct main menu
   int mainMenu = glutCreateMenu(processMainEvents);
-
   glutAddMenuEntry("Rotate/Move Camera", ROTATE_MOVE_CAMERA);
-  glutAddSubMenu("Add object", addObjectMenu);
+  glutAddSubMenu("Add object", objectMenu);
   glutAddMenuEntry("Position/Scale", POSITION_SCALE);
   glutAddMenuEntry("Rotation/Texture Scale", ROTATION_TEXTURE_SCALE);
-  //material
-  
-  
-
-  glutSetMenu(mainMenu);
   glutAddSubMenu("Material", materialMenu);
-  
-  //texture
-  //ground texture
-  //lights
-
-
+  glutAddSubMenu("Texture", textureMenu);
+  glutAddSubMenu("Ground texture", gTextureMenu);
+  glutAddSubMenu("Lights", lightMenu);
   glutAddMenuEntry("Exit", EXIT);
 
+  // Bind to right mouse button
   glutAttachMenu(GLUT_RIGHT_BUTTON);
 }