void LinkEvaluatorCameraId::eval(Property* src, Property* dst) throw (VoreenException) {
CameraProperty* dstCast = static_cast<CameraProperty*>(dst);
CameraProperty* srcCast = static_cast<CameraProperty*>(src);
tgt::Camera cam = dstCast->get();
tgt::Camera srcCam = srcCast->get();
cam.setPosition(srcCam.getPosition());
cam.setFocus(srcCam.getFocus());
cam.setUpVector(srcCam.getUpVector());
cam.setFrustum(srcCam.getFrustum());
cam.setProjectionMode(srcCam.getProjectionMode());
cam.setStereoEyeMode(srcCam.getStereoEyeMode(), false);
cam.setStereoEyeSeparation(srcCam.getStereoEyeSeparation(), false);
cam.setStereoAxisMode(srcCam.getStereoAxisMode(), false);
cam.enableOffset(srcCam.isOffsetEnabled());
cam.setOffset(srcCam.getOffset());
dstCast->setMinValue(srcCast->getMinValue());
dstCast->setMaxValue(srcCast->getMaxValue());
dstCast->setAdaptOnChange(srcCast->getAdaptOnChange());
dstCast->setTrackballCenterBehaviour(srcCast->getTrackballCenterBehaviour());
dstCast->getTrackball().setCenter(srcCast->getTrackball().getCenter());
dstCast->setSceneBounds(srcCast->getSceneBounds());
// order is important: only now set cam and cause further link execution
dstCast->set(cam);
}
void LinkEvaluatorCameraFrustumId::eval(Property* src, Property* dst) throw (VoreenException) {
CameraProperty* srcProp = dynamic_cast<CameraProperty*>(src);
CameraProperty* dstProp = dynamic_cast<CameraProperty*>(dst);
tgt::Camera cam = dstProp->get();
cam.setFrustum(srcProp->get().getFrustum());
dstProp->set(cam);
}
void LinkEvaluatorCameraOrientationId::eval(Property* src, Property* dst) throw (VoreenException) {
CameraProperty* dstCast = static_cast<CameraProperty*>(dst);
CameraProperty* srcCast = static_cast<CameraProperty*>(src);
tgt::Camera cam = dstCast->get();
tgt::Camera srcCam = srcCast->get();
cam.positionCamera(cam.getFocus() - cam.getFocalLength() * srcCam.getLook(), cam.getFocus(), srcCam.getUpVector());
dstCast->set(cam);
}
//-----------------------------------------------------------------------------
//
void LinkEvaluatorCameraPosId::eval(Property* src, Property* dst) throw (VoreenException) {
bool camToProp = true;
CameraProperty* camProp = dynamic_cast<CameraProperty*>(src);
FloatVec3Property* vecProp = dynamic_cast<FloatVec3Property*>(dst);
if(!camProp) {
camToProp = false;
camProp = dynamic_cast<CameraProperty*>(dst);
vecProp = dynamic_cast<FloatVec3Property*>(src);
}
tgt::Camera cam = camProp->get();
if(camToProp)
vecProp->set(cam.getPosition());
else {
cam.setPosition(vecProp->get());
camProp->set(cam);
}
}
void LinkEvaluatorCameraId::eval(Property* src, Property* dst) throw (VoreenException) {
CameraProperty* dstCast = static_cast<CameraProperty*>(dst);
CameraProperty* srcCast = static_cast<CameraProperty*>(src);
tgt::Camera cam = dstCast->get();
tgt::Camera srcCam = srcCast->get();
cam.setPosition(srcCam.getPosition());
cam.setFocus(srcCam.getFocus());
cam.setUpVector(srcCam.getUpVector());
cam.setFrustum(srcCam.getFrustum());
cam.setProjectionMode(srcCam.getProjectionMode());
cam.setStereoEyeMode(srcCam.getStereoEyeMode(), false);
cam.setStereoEyeSeparation(srcCam.getStereoEyeSeparation(), false);
cam.setStereoAxisMode(srcCam.getStereoAxisMode());
dstCast->set(cam);
dstCast->getTrackball()->setMoveCenter(srcCast->getTrackball()->getMoveCenter());
dstCast->getTrackball()->setCenter(srcCast->getTrackball()->getCenter());
dstCast->setMaxValue(srcCast->getMaxValue());
}
void LinkEvaluatorCameraLookId::eval(Property* src, Property* dst) throw (VoreenException) {
bool camToProp = true;
CameraProperty* camProp = dynamic_cast<CameraProperty*>(src);
FloatVec3Property* vecProp = dynamic_cast<FloatVec3Property*>(dst);
if(!camProp) {
camToProp = false;
camProp = dynamic_cast<CameraProperty*>(dst);
vecProp = dynamic_cast<FloatVec3Property*>(src);
}
tgt::Camera cam = camProp->get();
if(camToProp)
vecProp->set(cam.getLook());
else {
if(length(vecProp->get()) == 0.f) {
LERRORC("voreen.LinkEvaluatorCameraLookId", "Can not use 0 vector to set look vector of camera");
return;
}
cam.setFocus(cam.getPosition() + cam.getFocalLength() * normalize(vecProp->get()));
camProp->set(cam);
}
}
