(no commit message)

diff --git a/globals.c b/globals.c
index 56b8d1a..03d2f6f 100644 (file)
--- a/globals.c
+++ b/globals.c
@@ -73,7 +73,7 @@ int drawFloorRecurse = 5;
 int floorSize = 200;
 
 /* Current camera x, y, z coords */
-GLfloat x = 0.0, y = 0.0, z = 0.0;
+GLfloat camx = 0.0, camy = 0.0, camz = 0.0;
 
 /* Light 0 parameters */
 GLfloat diffuse0[] = {1.0, 1.0, 1.0, 1.0};

diff --git a/globals.h b/globals.h
index 04841f8..d856c57 100644 (file)
--- a/globals.h
+++ b/globals.h
@@ -63,7 +63,7 @@ extern int drawFloorRecurse;
 extern int floorSize;
 
 /* Current camera position */
-extern GLfloat x, y, z;
+extern GLfloat camx, camy, camz;
 
 /* Light 0 parameters */
 extern GLfloat diffuse0[];

diff --git a/scene.c b/scene.c
index a988ca8..9c6d0c4 100644 (file)
--- a/scene.c
+++ b/scene.c
@@ -226,28 +226,37 @@ void mouse(int button, int state, int x, int y) {
   }\r
 }\r
 \r
-void keyboard(unsigned char key, int x1, int y1) {\r
+/**\r
+ * Keybord event handler\r
+ * w/s increase/decrease the z\r
+ * a/d increase/decrease the x\r
+ * q/e increase/decrease the y\r
+ * @param key Key pressed\r
+ * @param x x co-ordinate of mouse\r
+ * @param y y co-ordinate of mouse\r
+ */\r
+void keyboard(unsigned char key, int x, int y) {\r
   switch(key) {\r
     case 'w':\r
-      z = z - 1;\r
+      camz = camz - 1;\r
       break;\r
     case 'a':\r
-      x = x - 1;\r
+      camx = camx - 1;\r
       break;\r
     case 's':\r
-      z = z + 1;\r
+      camz = camz + 1;\r
       break;\r
     case 'd':\r
-      x = x + 1;\r
+      camx = camx + 1;\r
       break;\r
     case 'q':\r
-      y = y + 1;\r
+      camy = camy + 1;\r
       break;\r
     case 'e':\r
-      y = y - 1;\r
+      camy = camy - 1;\r
       break;\r
   }\r
-  printf("Camera is now at (%f, %f, %f)\n", x, y, z);\r
+  printf("Camera is now at (%f, %f, %f)\n", camx, camy, camz);\r
   glutPostRedisplay();\r
 }\r
 \r
@@ -282,10 +291,10 @@ void display() {
   gluLookAt(\r
     0.0, 0.0, 10.0,  /* eye is at (x,y,z) */\r
     0.0, 0.0,  0.0,  /* center is at (x,y,z) */\r
-    0.0, 1.0,  0.0   /* up is in postivie Y direction */\r
+    0.0, -1.0,  0.0   /* up is in postivie Y direction */\r
     );\r
 \r
-  glTranslatef(x, y, z);\r
+  glTranslatef(camx, camy, camz);\r
   \r
   // **NOTE: Currently this rotation function is all that moves the camera off\r
   //         the flat surface. Need to integrate function into gluLookAt\r