//------------------------------
GenCamera* CameraImporter::createCamera( const COLLADAFW::Camera* camera )
{
// TODO TARGETED_CAMERA
GenCamera* maxCamera = getMaxImportInterface()->CreateCameraObject( FREE_CAMERA );
float targetDistance = 100; // we don't have a target, therefore we need to set anything
maxCamera->SetTDist(0, targetDistance);
if (camera->getCameraType() == COLLADAFW::Camera::PERSPECTIVE)
{
// Perspective camera
maxCamera->SetOrtho(FALSE);
switch ( camera->getDescriptionType() )
{
case COLLADAFW::Camera::SINGLE_X:
case COLLADAFW::Camera::X_AND_Y:
case COLLADAFW::Camera::ASPECTRATIO_AND_X:
maxCamera->SetFOVType(0);
maxCamera->SetFOV(0, COLLADABU::Math::Utils::degToRadF( (float)camera->getXFov()));
break;
case COLLADAFW::Camera::SINGLE_Y:
case COLLADAFW::Camera::ASPECTRATIO_AND_Y:
{
float aspectRatio = getMaxInterface()->GetRendImageAspect();
maxCamera->SetFOVType(1);
float yfov = COLLADABU::Math::Utils::degToRadF( (float)camera->getYFov());
float xfov = 2 * atan( aspectRatio * tan(yfov/2));
maxCamera->SetFOV(0, xfov);
break;
}
}
}
else
{
// Orthographic camera
maxCamera->SetOrtho(TRUE);
// Consider only the correct magnification and the target distance,
// which is kept constant, to calculate the FOV.
switch ( camera->getDescriptionType() )
{
case COLLADAFW::Camera::SINGLE_X:
case COLLADAFW::Camera::X_AND_Y:
case COLLADAFW::Camera::ASPECTRATIO_AND_X:
{
maxCamera->SetFOVType(0);
float fov = 2 * (float)atan( camera->getXMag()/targetDistance );
maxCamera->SetFOV(0, fov);
break;
}
case COLLADAFW::Camera::SINGLE_Y:
case COLLADAFW::Camera::ASPECTRATIO_AND_Y:
{
float aspectRatio = getMaxInterface()->GetRendImageAspect();
maxCamera->SetFOVType(1);
float yfov = 2 * (float)atan( camera->getYMag()/targetDistance );
float xfov = 2 * atan( aspectRatio * tan(yfov/2));
maxCamera->SetFOV(0, xfov );
break;
}
}
}
// Common camera parameters: nearZ, farZ
// The "Far Clip " animatable parameter intentionally has an extra space in the definition.
maxCamera->SetClipDist(0, CAM_HITHER_CLIP, (float)camera->getNearClippingPlane());
maxCamera->SetClipDist(0, CAM_YON_CLIP, (float)camera->getFarClippingPlane());
maxCamera->SetManualClip(TRUE);
maxCamera->Enable(TRUE);
return maxCamera;
}
int AlembicImport_Camera(const std::string& path, AbcG::IObject& iObj,
alembic_importoptions& options, INode** pMaxNode)
{
const std::string& identifier = iObj.getFullName();
if (!AbcG::ICamera::matches(iObj.getMetaData())) {
return alembic_failure;
}
AbcG::ICamera objCamera = AbcG::ICamera(iObj, Abc::kWrapExisting);
if (!objCamera.valid()) {
return alembic_failure;
}
bool isConstant = objCamera.getSchema().isConstant();
TimeValue zero(0);
INode* pNode = *pMaxNode;
CameraObject* pCameraObj = NULL;
if (!pNode) {
// Create the camera object and place it in the scene
GenCamera* pGenCameraObj =
GET_MAX_INTERFACE()->CreateCameraObject(FREE_CAMERA);
if (pGenCameraObj == NULL) {
return alembic_failure;
}
pGenCameraObj->Enable(TRUE);
pGenCameraObj->SetConeState(TRUE);
pGenCameraObj->SetManualClip(TRUE);
IMultiPassCameraEffect* pCameraEffect =
pGenCameraObj->GetIMultiPassCameraEffect();
const int TARGET_DISTANCE = 0;
pCameraEffect->GetParamBlockByID(0)->SetValue(TARGET_DISTANCE, zero, FALSE);
pCameraObj = pGenCameraObj;
Abc::IObject parent = iObj.getParent();
std::string name = removeXfoSuffix(parent.getName().c_str());
pNode = GET_MAX_INTERFACE()->CreateObjectNode(
pGenCameraObj, EC_UTF8_to_TCHAR(name.c_str()));
if (pNode == NULL) {
return alembic_failure;
}
*pMaxNode = pNode;
}
else {
Object* obj = pNode->EvalWorldState(zero).obj;
if (obj->CanConvertToType(Class_ID(SIMPLE_CAM_CLASS_ID, 0))) {
pCameraObj = reinterpret_cast<CameraObject*>(
obj->ConvertToType(zero, Class_ID(SIMPLE_CAM_CLASS_ID, 0)));
}
else if (obj->CanConvertToType(Class_ID(LOOKAT_CAM_CLASS_ID, 0))) {
pCameraObj = reinterpret_cast<CameraObject*>(
obj->ConvertToType(zero, Class_ID(LOOKAT_CAM_CLASS_ID, 0)));
}
else {
return alembic_failure;
}
}
// Fill in the mesh
// alembic_fillcamera_options dataFillOptions;
// dataFillOptions.pIObj = &iObj;
// dataFillOptions.pCameraObj = pCameraObj;
// dataFillOptions.dTicks = GET_MAX_INTERFACE()->GetTime();
// AlembicImport_FillInCamera(dataFillOptions);
// printAnimatables(pCameraObj);
Interval interval = FOREVER;
AlembicFloatController* pControl = NULL;
{
std::string prop("horizontalFOV");
if (options.attachToExisting) {
pControl = getController(pCameraObj, identifier, prop, 0, 0);
}
if (pControl) {
pControl->GetParamBlockByID(0)->SetValue(
GetParamIdByName(pControl, 0, "path"), zero,
EC_UTF8_to_TCHAR(path.c_str()));
}
else if (assignController(createFloatController(path, identifier, prop),
pCameraObj, 0, 0) &&
!isConstant) {
std::stringstream controllerName;
controllerName << GET_MAXSCRIPT_NODE(pNode);
controllerName << "mynode2113.FOV.controller.time";
AlembicImport_ConnectTimeControl(controllerName.str().c_str(), options);
}
}
{
std::string prop("FocusDistance");
if (options.attachToExisting) {
pControl = getController(pCameraObj, identifier, prop, 1, 0, 1);
}
if (pControl) {
pControl->GetParamBlockByID(0)->SetValue(
GetParamIdByName(pControl, 0, "path"), zero,
EC_UTF8_to_TCHAR(path.c_str()));
}
else if (assignController(createFloatController(path, identifier, prop),
pCameraObj, 1, 0, 1) &&
!isConstant) {
std::stringstream controllerName;
controllerName << GET_MAXSCRIPT_NODE(pNode);
controllerName
<< "mynode2113.MultiPass_Effect.focalDepth.controller.time";
AlembicImport_ConnectTimeControl(controllerName.str().c_str(), options);
}
}
{
std::string prop("NearClippingPlane");
if (options.attachToExisting) {
pControl = getController(pCameraObj, identifier, prop, 0, 2);
}
if (pControl) {
pControl->GetParamBlockByID(0)->SetValue(
GetParamIdByName(pControl, 0, "path"), zero,
EC_UTF8_to_TCHAR(path.c_str()));
}
else if (assignController(createFloatController(path, identifier, prop),
pCameraObj, 0, 2) &&
!isConstant) {
std::stringstream controllerName;
controllerName << GET_MAXSCRIPT_NODE(pNode);
controllerName << "mynode2113.nearclip.controller.time";
AlembicImport_ConnectTimeControl(controllerName.str().c_str(), options);
}
}
{
std::string prop("FarClippingPlane");
if (options.attachToExisting) {
pControl = getController(pCameraObj, identifier, prop, 0, 3);
}
if (pControl) {
pControl->GetParamBlockByID(0)->SetValue(
GetParamIdByName(pControl, 0, "path"), zero,
EC_UTF8_to_TCHAR(path.c_str()));
}
else if (assignController(createFloatController(path, identifier, prop),
pCameraObj, 0, 3) &&
!isConstant) {
std::stringstream controllerName;
controllerName << GET_MAXSCRIPT_NODE(pNode);
controllerName << "mynode2113.farclip.controller.time";
AlembicImport_ConnectTimeControl(controllerName.str().c_str(), options);
}
}
// if(assignControllerToLevel1SubAnim(createFloatController(path, identifier,
// std::string("FocusDistance")), pCameraObj, 0, 1) && !isConstant){
// AlembicImport_ConnectTimeControl( "$.targetDistance.controller.time",
// options );
//}
createCameraModifier(path, identifier, pNode);
// Add the new inode to our current scene list
SceneEntry* pEntry = options.sceneEnumProc.Append(
pNode, pCameraObj, OBTYPE_CAMERA, &std::string(iObj.getFullName()));
options.currentSceneList.Append(pEntry);
// Set the visibility controller
AlembicImport_SetupVisControl(path, identifier, iObj, pNode, options);
importMetadata(pNode, iObj);
return 0;
}