void ofxGameCamera::setAnglesFromOrientation(){
ofVec3f rotation = getOrientationEuler();
rotationX = targetXRot = -rotation.y;
rotationY = targetYRot = -rotation.z;
rotationZ = targetZRot = -rotation.x;
// cout << "rotation is " << ofVec3f(rotationX,rotationY,rotationZ) << endl;;
justResetAngles = true;
}
void WaypointCamera::updateCam(){
// If the camera is in free mode, do not update its position
if(camState == WAYPOINT_CAM_STATE_FREE){
return;
}
// Calculate deltas between current position and target positoin
ofVec3f posDelta = curTarNode.getPosition() - getPosition();
ofVec3f oriDelta = curTarNode.getOrientationEuler() - getOrientationEuler();
// Update pos if camera is too far from target
if(posDelta.length() > CAM_VEL_RATE){
isMoving = true;
// Update positoin
ofVec3f vel = posDelta.normalize();
vel *= CAM_VEL_RATE;
setPosition(getPosition() + vel);
// Calculate fraction of distance from previous node
float fromPreNodeDistFrac = (getPosition() - preTarNode.getPosition()).length()/(curTarNode.getPosition() - preTarNode.getPosition()).length();
// Lerp between old and new orientations
ofQuaternion newOri = quaternionLerp(preTarNode.getOrientationQuat(),
curTarNode.getOrientationQuat(),
fromPreNodeDistFrac);
setOrientation(newOri);
// Rotate 180 on Y axis so camera faces pos Z direction
pan(180);
}else{
// Free the cam once we have reached our target
camState = WAYPOINT_CAM_STATE_FREE;
isMoving = false;
// We have arrived at target
arrivedAtTarget = true;
}
}
//--------------------------------------------------------------
void ofxPhysicalNode::updatePhysics() {
float nowMillis = ofGetElapsedTimeMillis();
float deltaTime = (nowMillis - lastUpdateMillis)/1000.0f;
lastUpdateMillis = ofGetElapsedTimeMillis();
ofVec3f pos(getPosition());
if(maxPosVel.x > 0) posVel.x = ofClamp(posVel.x, -maxPosVel.x, maxPosVel.x);
if(maxPosVel.y > 0) posVel.y = ofClamp(posVel.y, -maxPosVel.y, maxPosVel.y);
if(maxPosVel.z > 0) posVel.z = ofClamp(posVel.z, -maxPosVel.z, maxPosVel.z);
pos += posVel * deltaTime;
setPosition(pos);
posVel -= posVel * posDrag; // TODO: how to make this fps independent?
if(posVel.lengthSquared() < 0.00001) posVel.set(0, 0, 0);
ofVec3f rot(getOrientationEuler());
if(maxRotVel.x > 0) rotVel.x = ofClamp(rotVel.x, -maxRotVel.x, maxRotVel.x);
if(maxRotVel.y > 0) rotVel.y = ofClamp(rotVel.y, -maxRotVel.y, maxRotVel.y);
if(maxRotVel.z > 0) rotVel.z = ofClamp(rotVel.z, -maxRotVel.z, maxRotVel.z);
rot += rotVel * deltaTime;
setOrientation(rot);
rotVel -= rotVel * rotDrag; // TODO: how to make this fps independent?
if(rotVel.lengthSquared() < 0.00001) rotVel.set(0, 0, 0);
}
//----------------------------------------
float ofNode::getRoll() const {
return getOrientationEuler().z;
}
//----------------------------------------
float ofNode::getHeading() const {
return getOrientationEuler().y;
}
//----------------------------------------
float ofNode::getPitch() const {
return getOrientationEuler().x;
}
ofVec3f BasicScreenObject::getOrientationAngles() const{
ofVec3f euler = getOrientationEuler();
return euler;
}