}\r
}\r
\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
+ camz = camz - 1;\r
+ break;\r
+ case 'a':\r
+ camx = camx - 1;\r
+ break;\r
+ case 's':\r
+ camz = camz + 1;\r
+ break;\r
+ case 'd':\r
+ camx = camx + 1;\r
+ break;\r
+ case 'q':\r
+ camy = camy + 1;\r
+ break;\r
+ case 'e':\r
+ camy = camy - 1;\r
+ break;\r
+ }\r
+ printf("Camera is now at (%f, %f, %f)\n", camx, camy, camz);\r
+ glutPostRedisplay();\r
+}\r
+\r
/**\r
* Called when motion event occurs\r
* @param x Mouse x position\r
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);\r
glLoadIdentity();\r
gluLookAt(\r
- 0.0, 0.0, 10.0, /* eye is at (x,y,z) */\r
+ 0.0, 0.0, 30.0, /* 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
-\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
- glRotatef(20, 1.0, 0.0, 0.0);\r
+ glRotatef(50.0, 1.0, 0.0, 0.0);\r
\r
/* Reposition the light source. */\r
lightPosition[0] = 12*cos(lightAngle);\r
//glutReshapeFunc(windowReshape);\r
glutDisplayFunc(display);\r
glutMouseFunc(mouse);\r
+ glutKeyboardFunc(keyboard);\r
glutMotionFunc(motion);\r
\r
makeMenu();\r