void Camera::film(){
int currentTime = glutGet(GLUT_ELAPSED_TIME);
int timeInterval = 5;//currentTime - previousTime;
float tmpEyeX, tmpEyeY, tmpEyeZ;
tmpEyeX = sin(mouseDirection[1]*M_PI/180)*sin(mouseDirection[0]*M_PI/180);
tmpEyeZ = sin(mouseDirection[1]*M_PI/180)*cos(mouseDirection[0]*M_PI/180);
tmpEyeY = cos(mouseDirection[1]*M_PI/180);
if(move[FORWARD]){
setEyeX(getEyeX() + (timeInterval * tmpEyeX / 6));
setEyeY(getEyeY() + (timeInterval * tmpEyeY / 6));
setEyeZ(getEyeZ() + (timeInterval * tmpEyeZ / 6));
}
if(move[BACKWARD]){
setEyeZ( getEyeZ() - (timeInterval * tmpEyeZ / 6));
setEyeY( getEyeY() - (timeInterval * tmpEyeY / 6));
setEyeX( getEyeX() - (timeInterval * tmpEyeX / 6));
}
if(move[LEFT]){
setEyeX( getEyeX() + (timeInterval * sin((mouseDirection[0]+90)*M_PI/180) / 6));
setEyeZ( getEyeZ() + (timeInterval * cos((mouseDirection[0]+90)*M_PI/180) / 6));
}
if(move[RIGHT]){
setEyeX( getEyeX() - (timeInterval * sin((mouseDirection[0]+90)*M_PI/180) / 6));
setEyeZ( getEyeZ() - (timeInterval * cos((mouseDirection[0]+90)*M_PI/180) / 6));
}
glLoadIdentity();
setCenterX(getEyeX()+tmpEyeX);
setCenterY(getEyeY()+tmpEyeY);
setCenterZ(getEyeZ()+tmpEyeZ);
gluLookAt(
getEyeX(),getEyeY(),getEyeZ(),
getCenterX(),getCenterY(),getCenterZ(),
0.0f, 1.0f, 0.0f
);
int xc = glutGet(GLUT_WINDOW_WIDTH)/2;
int yc = glutGet(GLUT_WINDOW_HEIGHT)/2;
glutWarpPointer(xc,yc);
move[0] = false;
move[1] = false;
move[2] = false;
move[3] = false;
}
void Robot::refreshLight(){
if(isMyLightOn){
GLfloat eyeTemp[3];
eyeTemp[0] = getEyeX();
eyeTemp[1] = getEyeY();
eyeTemp[2] = getEyeZ();
GLfloat* lookTemp = getLightLookAt();
GLfloat light8_position[] = { eyeTemp[0], eyeTemp[1], eyeTemp[2], 1.0f };
GLfloat light8_direction[] = { lookTemp[0]-eyeTemp[0], lookTemp[1]-eyeTemp[1], lookTemp[2]-eyeTemp[2]};
glLightfv(GL_LIGHT5, GL_AMBIENT, light8_ambient);
glLightfv(GL_LIGHT5, GL_DIFFUSE, light8_diffuse);
glLightfv(GL_LIGHT5, GL_SPECULAR, light8_specular);
glLightfv(GL_LIGHT5, GL_POSITION, light8_position);
glLightfv(GL_LIGHT5, GL_SPOT_DIRECTION, light8_direction);
glLightf(GL_LIGHT5, GL_SPOT_CUTOFF, 20.0f);
glLightf(GL_LIGHT5, GL_SPOT_EXPONENT, 10.0f);
glEnable(GL_LIGHT5);
delete [] lookTemp;
}
}
/**************************************
Debug Function.
***************************************/
void Camera::debug(){
system("clear");
cout << " Eye: " << getEyeX() << " " << getEyeY() << " " << getEyeZ() << endl;
cout << " Center: " << getCenterX() << " " << getCenterY() << " " << getCenterZ() << endl;
cout << " Up: " << getUpX() << " " << getUpY() << " " << getUpZ() << endl;
cout << endl;
cout << " Perspective: " << getFovy() << " " << getAspect() << " " << getZNear() << " " << getZFar() << endl;
}
