void FbxParser::ProcessCamera(FbxNode* pNode, GS::Camera& camera)
{
FbxCamera* lCamera = (FbxCamera*) pNode->GetNodeAttribute();
if (lCamera == NULL)
return ;
FbxNode* pTargetNode = pNode->GetTarget();
FbxNode* pTargetUpNode = pNode->GetTargetUp();
FbxVector4 lEye = lCamera->Position.Get();
FbxVector4 lUp;
FbxVector4 lCenter;
if (!pTargetNode)
lCenter = lCamera->InterestPosition.Get();
if (!pTargetUpNode)
lUp = lCamera->UpVector.Get();
double lRadians = PI * lCamera->Roll.Get() / 180.0;
// Align the up vector.
FbxVector4 lForward = lCenter - lEye;
lForward.Normalize();
FbxVector4 lRight = lForward.CrossProduct(lUp);
lRight.Normalize();
lUp = lRight.CrossProduct(lForward);
lUp.Normalize();
lUp *= cos(lRadians);
lRight *= sin(lRadians);
lUp = lUp + lRight;
GS::float3 pos(lEye[0], lEye[1], lEye[2]);
GS::float3 up(lUp[0], lUp[1], lUp[2]);
GS::float3 target(lCenter[0], lCenter[1], lCenter[2]);
GS::Camera cam(pos, target, up);
float lNearPlane = 0.01f;
if (lCamera)
lNearPlane = lCamera->GetNearPlane();
float lFarPlane = 1000.0;
if (lCamera)
lFarPlane = lCamera->GetFarPlane();
bool bPerspectice = lCamera->ProjectionType.Get() == FbxCamera::ePerspective ;
//bPerspectice = true;
cam.SetProjectionMode(bPerspectice);
cam.SetProjectionPlanes(lNearPlane, lFarPlane);
camera = cam;
}
