X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;ds=sidebyside;f=scene.c;h=602dc49d32203abd6c444e39b81bb16f98803289;hb=a80b904b2d8e211f02e0833183200cc3bebd40b7;hp=b12ed159445d2f47b0401f5cd8a16ff773b828ae;hpb=c012f7cd9295d346519ed24e16e78ce5d553f329;p=atyndall%2Fcits2231.git

diff --git a/scene.c b/scene.c
index b12ed15..602dc49 100644
--- a/scene.c
+++ b/scene.c
@@ -167,6 +167,31 @@ void getTexture(int i) { // getTexture(i) loads texture i if it isn't already lo
     glBindTexture(GL_TEXTURE_2D, 0);  // Back to default texture
 }
 
+// Menu enum
+enum menu {
+  // Main menu
+  ROTATE_MOVE_CAMERA,
+  POSITION_SCALE,
+  ROTATION_TEXTURE_SCALE,
+  EXIT,
+
+  // Material submenu
+  MATERIAL_ALL_RGB,
+  MATERIAL_AMBIENT_RGB,
+  MATERIAL_DIFFUSE_RGB,
+  MATERIAL_SPECULAR_RGB,
+  MATERIAL_ALL_ADSS,
+  MATERIAL_RED_ADSS,
+  MATERIAL_GREEN_ADSS,
+  MATERIAL_BLUE_ADSS,
+
+  // Light submenu
+  LIGHT_MOVE_LIGHT_1,
+  LIGHT_RGBALL_LIGHT_1,
+  LIGHT_MOVE_LIGHT_2,
+  LIGHT_RGBALL_LIGHT_2
+};
+
 // Menu arrays
 const char *textureMenuEntries[NTEXTURE] = {
   "1 Plain", "2 Rust", "3 Concrete", "4 Carpet", "5 Beach Sand", 
@@ -191,13 +216,14 @@ const char *objectMenuEntries[NMESH] = {
   "51 Chef", "52 Parasaurolophus", "53 Rooster", "54 T-rex"
 };
 
-const char *materialMenuEntries[8] = {
-  "All R/G/B", "Ambient R/G/B", "Diffuse R/G/B", "Specular R/G/B",
-  "All Amb/Diff/Spec/Shine", "Red Amb/Diff/Spec/Shine", "Green Amb/Diff/Spec/Shine", "Blue Amb/Diff/Spec/Shine"
-};
+
 
 void processMainEvents(int id) {
-   if(id == 99) exit(0);
+  switch (id) {
+    case EXIT:
+      exit(0);
+
+  }
 }
 
 void processObjectEvents(int id) {
@@ -220,18 +246,88 @@ void processLightEvents(int id) {
 
 }
 
-void makeMenu() {
-  int main, object, material, texture, gtexture, light;
+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];
 
-  object = glutCreateMenu(processObjectEvents);
-  for ( int i = 0; objectMenuEntries[i]; i++ ) {
-    glutAddMenuEntry( objectMenuEntries[i], i );
+  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;
+}
 
-  glutCreateMenu(processMainEvents);
-  glutAddMenuEntry("Exit", 99);
+void makeMenu() {
+  // Construct material menu
+  int materialMenu = glutCreateMenu(processMaterialEvents);
+  glutAddMenuEntry("All R/G/B", MATERIAL_ALL_RGB);
+  glutAddMenuEntry("Ambient R/G/B", MATERIAL_AMBIENT_RGB);
+  glutAddMenuEntry("Diffuse R/G/B", MATERIAL_DIFFUSE_RGB);
+  glutAddMenuEntry("Specular R/G/B", MATERIAL_SPECULAR_RGB);
+  glutAddMenuEntry("All Amb/Diff/Spec/Shine", MATERIAL_ALL_ADSS);
+  glutAddMenuEntry("Red Amb/Diff/Spec/Shine", MATERIAL_RED_ADSS);
+  glutAddMenuEntry("Green Amb/Diff/Spec/Shine", MATERIAL_GREEN_ADSS);
+  glutAddMenuEntry("Blue Amb/Diff/Spec/Shine", MATERIAL_BLUE_ADSS);
+
+  // Construct light menu
+  int lightMenu = glutCreateMenu(processLightEvents);
+  glutAddMenuEntry("Move Light 1", LIGHT_MOVE_LIGHT_1);
+  glutAddMenuEntry("R/G/B/All Light 1", LIGHT_RGBALL_LIGHT_1);
+  glutAddMenuEntry("Move Light 2", LIGHT_MOVE_LIGHT_2);
+  glutAddMenuEntry("R/G/B/All Light 2", LIGHT_RGBALL_LIGHT_2);
+
+  // Construct object menu
+  int objectMenuEntriesSize = sizeof(objectMenuEntries) / sizeof(objectMenuEntries[0]);
+  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", objectMenu);
+  glutAddMenuEntry("Position/Scale", POSITION_SCALE);
+  glutAddMenuEntry("Rotation/Texture Scale", ROTATION_TEXTURE_SCALE);
+  glutAddSubMenu("Material", materialMenu);
+  glutAddSubMenu("Texture", textureMenu);
+  glutAddSubMenu("Ground texture", gTextureMenu);
+  glutAddSubMenu("Lights", lightMenu);
+  glutAddMenuEntry("Exit", EXIT);
+
+  // Bind to right mouse button
   glutAttachMenu(GLUT_RIGHT_BUTTON);
 }