void PinOverModelExample::MyModelRenderable::Render(Eegeo::Rendering::GLState& glState) const
{
Eegeo::m44 transform;
Eegeo::dv3 location = Eegeo::Space::LatLong::FromDegrees(37.7858,-122.401).ToECEF();
Eegeo::v3 up(location.Norm().ToSingle());
Eegeo::v3 forward = (location - Eegeo::v3(0.f, 1.f, 0.f)).Norm().ToSingle();
Eegeo::v3 right(Eegeo::v3::Cross(up, forward).Norm());
forward = Eegeo::v3::Cross(up, right);
Eegeo::v3 cameraRelativePos = (location - m_renderContext.GetCameraOriginEcef()).ToSingle();
Eegeo::m44 scaleMatrix;
scaleMatrix.Scale(1.f);
Eegeo::m44 cameraRelativeTransform;
cameraRelativeTransform.SetFromBasis(right, up, forward, cameraRelativePos);
Eegeo::m44::Mul(transform, cameraRelativeTransform, scaleMatrix);
transform.SetRow(3, Eegeo::v4(cameraRelativePos, 1.f));
glState.DepthTest.Enable();
glState.DepthFunc(GL_LEQUAL);
//loaded model faces are ccw
glState.FrontFace(GL_CCW);
m_model.GetRootNode()->SetVisible(true);
m_model.GetRootNode()->SetLocalMatrix(transform);
m_model.GetRootNode()->UpdateRecursive();
m_model.GetRootNode()->UpdateSphereRecursive();
m_model.GetRootNode()->DrawRecursive(m_renderContext, m_globalFogging, NULL, true, false);
glState.FrontFace(GL_CW);
Eegeo::EffectHandler::Reset();
}
void CameraTransitioner::Update(float dt)
{
if(!IsTransitioning())
{
return;
}
m_transitionTime += dt;
double transitionParam = Eegeo::Math::SmoothStep(0.0, 1.0, m_transitionTime / m_transitionDuration);
float interpolatedDistance = Eegeo::Math::Lerp(m_startInterestDistance, m_endInterestDistance, transitionParam);
Eegeo::dv3 interpolatedInterestPosition = Eegeo::dv3::Lerp(m_startTransitionInterestPoint, m_endTransitionInterestPoint, transitionParam);
if(interpolatedInterestPosition.LengthSq() < Eegeo::Space::EarthConstants::RadiusSquared)
{
interpolatedInterestPosition = interpolatedInterestPosition.Norm() * Eegeo::Space::EarthConstants::Radius;
}
float interpolatedHeading = ((1-transitionParam) * m_startTransitionHeading) + (transitionParam * m_endTransitionHeading);
Eegeo::v3 interpolatedHeadingVector = ComputeHeadingVector(interpolatedInterestPosition, interpolatedHeading);
Eegeo::Space::EcefTangentBasis newInterestBasis(interpolatedInterestPosition, interpolatedHeadingVector);
m_cameraController.SetView(newInterestBasis, interpolatedDistance);
if(transitionParam >= 1.f)
{
StopCurrentTransition();
}
}
void PODAnimationExample::Draw()
{
//create basis around a known location off coast of SF
Eegeo::m44 transform;
Eegeo::dv3 location = Eegeo::dv3(4256955.9749164,3907407.6184668,-2700108.75541722);
Eegeo::v3 up(location.Norm().ToSingle());
Eegeo::v3 forward = (location - Eegeo::v3(0.f, 1.f, 0.f)).Norm().ToSingle();
Eegeo::v3 right(Eegeo::v3::Cross(up, forward).Norm());
forward = Eegeo::v3::Cross(up, right);
Eegeo::v3 cameraRelativePos = (location - cameraModel.GetWorldPosition()).ToSingle();
Eegeo::m44 scaleMatrix;
scaleMatrix.Scale(1.f);
Eegeo::m44 cameraRelativeTransform;
cameraRelativeTransform.SetFromBasis(right, up, forward, cameraRelativePos);
Eegeo::m44::Mul(transform, cameraRelativeTransform, scaleMatrix);
transform.SetRow(3, Eegeo::v4(cameraRelativePos, 1.f));
//loaded model faces are ccw
renderContext.GetGLState().FrontFace(GL_CCW);
pModel->GetRootNode()->SetVisible(true);
pModel->GetRootNode()->SetLocalMatrix(transform);
pModel->GetRootNode()->UpdateRecursive();
pModel->GetRootNode()->UpdateSphereRecursive();
pModel->GetRootNode()->DrawRecursive(renderContext, globalFogging, NULL, true, false);
renderContext.GetGLState().FrontFace(GL_CW);
}
void TransitionToWorldPointStage::Update(float dt)
{
if(m_jumpIfFar && ShouldJumpTo(m_endTransitionInterestPointEcef))
{
m_transitionTime = m_transitionDuration;
// Calling SetView here instead of just doing an early-out so that anything that depends on the camera's position will work
// (such as mapscene startup searches) [MPLY-8855]
Eegeo::v3 endHeadingVector = ComputeHeadingVector(m_endTransitionInterestPointEcef, m_endInterestHeading);
Eegeo::Space::EcefTangentBasis newInterestBasis(m_endTransitionInterestPointEcef, endHeadingVector);
m_gpsGlobeCameraController.SetView(newInterestBasis, m_endInterestDistance);
return;
}
m_transitionTime += dt;
float transitionParam = Eegeo::Math::SmoothStep(0.f, 1.f, m_transitionTime / m_transitionDuration);
float interpolatedDistance = Eegeo::Math::Lerp(m_startInterestDistance, m_endInterestDistance, transitionParam);
Eegeo::dv3 interpolatedInterestPosition = Eegeo::dv3::Lerp(m_startTransitionInterestPointEcef, m_endTransitionInterestPointEcef, transitionParam);
float currentAssumedAltitude = 0;
m_terrainHeightProvider.TryGetHeight(interpolatedInterestPosition, 0, currentAssumedAltitude);
if(interpolatedInterestPosition.Length() < Eegeo::Space::EarthConstants::Radius + currentAssumedAltitude)
{
interpolatedInterestPosition = interpolatedInterestPosition.Norm() * (Eegeo::Space::EarthConstants::Radius + currentAssumedAltitude);
}
float interpolatedHeading = Eegeo::Math::Lerp<float>(m_startInterestHeading, m_endInterestHeading, transitionParam);
Eegeo::v3 interpolatedHeadingVector = ComputeHeadingVector(interpolatedInterestPosition, interpolatedHeading);
Eegeo::Space::EcefTangentBasis newInterestBasis(interpolatedInterestPosition, interpolatedHeadingVector);
m_gpsGlobeCameraController.SetView(newInterestBasis, interpolatedDistance);
}
void CameraTransitionController::Update(float dt)
{
if(!IsTransitioning())
{
return;
}
m_transitionTime += dt;
float transitionParam = Eegeo::Math::SmoothStep(0.f, 1.f, m_transitionTime / m_transitionDuration);
float interpolatedDistance = Eegeo::Math::Lerp(m_startInterestDistance, m_endInterestDistance, transitionParam);
Eegeo::dv3 interpolatedInterestPosition = Eegeo::dv3::Lerp(m_startTransitionInterestPointEcef, m_endTransitionInterestPointEcef, transitionParam);
float currentAssumedAltitude = 0;
m_terrainHeightProvider.TryGetHeight(interpolatedInterestPosition, 0, currentAssumedAltitude);
if(interpolatedInterestPosition.Length() < Eegeo::Space::EarthConstants::Radius + currentAssumedAltitude)
{
interpolatedInterestPosition = interpolatedInterestPosition.Norm() * (Eegeo::Space::EarthConstants::Radius + currentAssumedAltitude);
}
float interpolatedHeading = Eegeo::Math::Lerp<float>(m_startInterestHeading, m_endInterestHeading, transitionParam);
Eegeo::v3 interpolatedHeadingVector = ComputeHeadingVector(interpolatedInterestPosition, interpolatedHeading);
Eegeo::Space::EcefTangentBasis newInterestBasis(interpolatedInterestPosition, interpolatedHeadingVector);
m_cameraController.SetView(newInterestBasis, interpolatedDistance);
if(transitionParam >= 1.f)
{
StopCurrentTransition();
}
}
bool GpsMarkerModel::UpdateGpsPosition(float dt)
{
Eegeo::Space::LatLong locationServiceLatLong(0,0);
if(!m_locationService.GetLocation(locationServiceLatLong))
{
return false;
}
float terrainHeight = 0.0f;
Eegeo::dv3 ecefPositionFlat = locationServiceLatLong.ToECEF();
if(m_locationService.IsIndoors())
{
double altitude;
m_locationService.GetAltitude(altitude);
terrainHeight = static_cast<float>(altitude);
}
Eegeo::dv3 newLocationEcef = ecefPositionFlat + (ecefPositionFlat.Norm() * terrainHeight);
float halfLife = 0.25f;
float jumpThreshold = 50.0f;
if(m_currentLocationEcef.SquareDistanceTo(newLocationEcef) < jumpThreshold * jumpThreshold)
{
m_currentLocationEcef = m_currentLocationEcef.Norm() * newLocationEcef.Length();
m_currentLocationEcef = Eegeo::Helpers::MathsHelpers::ExpMoveTowards(m_currentLocationEcef, newLocationEcef, halfLife, dt, 0.01f);
}
else
{
m_currentLocationEcef = newLocationEcef;
}
const Eegeo::Space::LatLong& coord = Eegeo::Space::LatLong::FromECEF(m_currentLocationEcef);
m_blueSphereModel.SetCoordinate(coord);
const Eegeo::Resources::Interiors::InteriorId& locationServiceInteriorId = m_locationService.GetInteriorId();
int indoorMapFloorId = 0;
if (TryGetLocationServiceIndoorMapFloorId(locationServiceInteriorId, indoorMapFloorId))
{
m_blueSphereModel.SetIndoorMap(locationServiceInteriorId.Value(), indoorMapFloorId);
}
else
{
m_blueSphereModel.SetIndoorMap(std::string(), 0);
}
if(!m_locationService.GetHorizontalAccuracy(m_currentAccuracyMeters))
{
m_currentAccuracyMeters = 0.0f;
}
// return true regardless of whether or not we successfully found an indoorMapFloorId
return true;
}
Eegeo::v3 ComputeHeadingVector(Eegeo::dv3 interestPosition, float heading)
{
Eegeo::v3 m_heading(0,1,0);
Eegeo::dv3 interestEcefUp = interestPosition.Norm();
Eegeo::v3 m_interestUp = Eegeo::v3(interestEcefUp.GetX(), interestEcefUp.GetY(), interestEcefUp.GetZ());
Eegeo::v3 m_interestRight = Eegeo::v3::Cross(m_interestUp, m_heading);
m_interestRight = m_interestRight.Norm();
m_heading = Eegeo::v3::Cross(m_interestRight, m_interestUp);
m_heading = m_heading.Norm();
Eegeo::Quaternion headingRot;
headingRot.Set(m_interestUp, heading);
m_heading = headingRot.RotatePoint(m_heading);
return m_heading;
}
//EnvironmentNotifierExampleTerrainStreamObserver///
void EnvironmentNotifierExampleTerrainStreamObserver::AddSphere(const Eegeo::Streaming::MortonKey& key)
{
Eegeo::Space::CubeMap::CubeMapCellInfo cellInfo(key);
const Eegeo::dv2& resourceQuadtreeCellCenter = cellInfo.GetFaceCentre();
Eegeo::dv3 worldSpaceCellCenter = Eegeo::Space::CubeMap::FacePointToWorld(cellInfo.GetFaceIndex(),
resourceQuadtreeCellCenter,
Eegeo::Space::EarthConstants::CubeSideLengthHalf);
Eegeo::dv3 up = worldSpaceCellCenter.Norm();
Eegeo::dv3 spherePosition = Eegeo::dv3::Scale(up, Eegeo::Space::EarthConstants::Radius + SPHERE_HEIGHT_ABOVE_SEA);
Eegeo::v4 color(1.f, 0.f, 1.f, 0.75f);
SphereData sphereData(spherePosition, color);
m_spheres.insert(std::make_pair(key,sphereData));
}
Eegeo::v3 ComputeHeadingVector(Eegeo::dv3 interestPosition, float heading)
{
Eegeo::v3 interestForward(0,1,0);
Eegeo::dv3 interestEcefUp = interestPosition.Norm();
Eegeo::v3 interestUp = interestEcefUp.ToSingle();
Eegeo::v3 interestRight = Eegeo::v3::Cross(interestUp, interestForward);
interestRight = interestRight.Norm();
interestForward = Eegeo::v3::Cross(interestRight, interestUp);
interestForward = interestForward.Norm();
Eegeo::Quaternion rotation;
rotation.Set(interestUp, heading);
interestForward = rotation.RotatePoint(interestForward);
return interestForward;
}
void WorldPinsInFocusController::Update(float deltaSeconds, const Eegeo::dv3& ecefInterestPoint, const Eegeo::Camera::RenderCamera& renderCamera)
{
const IWorldPinsInFocusModel* pClosest = NULL;
double minDistanceSq = std::numeric_limits<double>::max();
Eegeo::v2 closestScreenPinLocation;
Eegeo::v2 screenInterestPoint = ProjectEcefToScreen(ecefInterestPoint, renderCamera);
if(m_focusEnabled)
{
for(size_t i = 0; i < m_worldPinsRepository.GetItemCount(); ++i)
{
ExampleApp::WorldPins::SdkModel::WorldPinItemModel* worldPinItemModel = m_worldPinsRepository.GetItemAtIndex(i);
if (!worldPinItemModel->IsFocusable())
{
continue;
}
Eegeo::dv3 ecefPinLocation;
Eegeo::v2 screenPinLocation;
m_worldPinsService.GetPinEcefAndScreenLocations(*worldPinItemModel,
ecefPinLocation,
screenPinLocation);
Eegeo::v3 cameraLocal = (ecefPinLocation - renderCamera.GetEcefLocation()).ToSingle();
Eegeo::v3 cameraSurfaceNormal = cameraLocal.Norm();
Eegeo::v3 upNormal = ecefPinLocation.Norm().ToSingle();
float dp = Eegeo::v3::Dot(cameraSurfaceNormal, upNormal);
if(dp > 0.0f)
{
continue;
}
screenPinLocation = ProjectEcefToScreen(ecefPinLocation, renderCamera);
double distanceToFocusSq = (screenInterestPoint - screenPinLocation).LengthSq();
if(distanceToFocusSq < minDistanceSq && worldPinItemModel->IsVisible())
{
pClosest = &worldPinItemModel->GetInFocusModel();
minDistanceSq = distanceToFocusSq;
closestScreenPinLocation = screenPinLocation;
}
}
}
if(m_pLastFocussedModel != pClosest)
{
m_pLastFocussedModel = pClosest;
if(m_pLastFocussedModel != NULL)
{
m_messageBus.Publish(WorldPinGainedFocusMessage(WorldPinsInFocusModel(m_pLastFocussedModel->GetPinId(),
m_pLastFocussedModel->GetTitle(),
m_pLastFocussedModel->GetSubtitle(),
m_pLastFocussedModel->GetVendor(),
m_pLastFocussedModel->GetJsonData(),
m_pLastFocussedModel->GetRatingsImage(),
m_pLastFocussedModel->GetReviewCount()),
closestScreenPinLocation));
}
else
{
m_messageBus.Publish(WorldPinLostFocusMessage());
}
}
else
{
if(m_pLastFocussedModel != NULL)
{
m_messageBus.Publish(WorldPinInFocusChangedLocationMessage(closestScreenPinLocation));
}
}
}