X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=7ce67e4394c6473846a68dcf611830cb395ed59e;hp=b47fbe9a9223810bd20a6d34f567d7a057a77370;hb=9ab79af89d0b03214e2455e8541a949dd47ef73b;hpb=4faf81e198a5c745b2be358c9325af6ebaa60094 diff --git a/scene.c b/scene.c index b47fbe9..7ce67e4 100644 --- a/scene.c +++ b/scene.c @@ -226,6 +226,46 @@ void mouse(int button, int state, int x, int y) { } } +/** + * Keybord event handler + * w/s increase/decrease the z + * a/d increase/decrease the x + * q/e increase/decrease the y + * @param key Key pressed + * @param x x co-ordinate of mouse + * @param y y co-ordinate of mouse + */ +void keyboard(unsigned char key, int x, int y) { + switch(key) { + case 'w': + camz = camz - 1; + break; + case 'a': + camx = camx - 1; + break; + case 's': + camz = camz + 1; + break; + case 'd': + camx = camx + 1; + break; + case 'q': + camy = camy + 1; + break; + case 'e': + camy = camy - 1; + break; + case 'z': + rot = rot + 1; + break; + case 'x': + rot = rot - 1; + break; + } + printf("Camera is now at (%f, %f, %f), angle %f\n", camx, camy, camz, rot); + glutPostRedisplay(); +} + /** * Called when motion event occurs * @param x Mouse x position @@ -255,15 +295,16 @@ void display() { glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glLoadIdentity(); gluLookAt( - 0.0, 0.0, 10.0, /* eye is at (x,y,z) */ + 100.0, 100.0, 100.0, /* eye is at (x,y,z) */ 0.0, 0.0, 0.0, /* center is at (x,y,z) */ 0.0, 1.0, 0.0 /* up is in postivie Y direction */ ); - + glTranslatef(camx, camy, camz); + // **NOTE: Currently this rotation function is all that moves the camera off // the flat surface. Need to integrate function into gluLookAt - //glRotatef(30.0, 1.0, 0.0, 0.0); + glRotatef(rot, 1.0, 0.0, 0.0); /* Reposition the light source. */ lightPosition[0] = 12*cos(lightAngle); @@ -275,7 +316,7 @@ void display() { /* Perform scene rotations based on user mouse input. */ glRotatef(angle, 0.0, 1.0, 0.0); - //glRotatef(angle2, 1.0, 0.0, 0.0); **NOTE: Only one degree of freedom + glRotatef(angle2, 1.0, 0.0, 0.0); //**NOTE: Only one degree of freedom glLightfv(GL_LIGHT0, GL_POSITION, lightPosition); @@ -287,7 +328,7 @@ void display() { glPushMatrix(); glTranslatef(0.0, 1.0, 0.0); // **NOTE: Teapot does not rest on surface glColor3f(0.5, 0.5, 0.5); - glutSolidTeapot(1); + glutSolidTeapot(25); glPopMatrix(); // Draw a white ball over the light source @@ -376,6 +417,7 @@ int main(int argc, char **argv) { //glutReshapeFunc(windowReshape); glutDisplayFunc(display); glutMouseFunc(mouse); + glutKeyboardFunc(keyboard); glutMotionFunc(motion); makeMenu();