2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali/internal/event/actors/camera-actor-impl.h>
23 #include <cstring> // for strcmp
26 #include <dali/public-api/common/stage.h>
27 #include <dali/public-api/object/type-registry.h>
28 #include <dali/integration-api/debug.h>
29 #include <dali/internal/event/common/property-helper.h>
30 #include <dali/internal/event/common/stage-impl.h>
31 #include <dali/internal/event/render-tasks/render-task-impl.h>
32 #include <dali/internal/event/render-tasks/render-task-list-impl.h>
33 #include <dali/internal/event/common/projection.h>
34 #include <dali/internal/update/render-tasks/scene-graph-camera.h>
48 * We want to discourage the use of property strings (minimize string comparisons),
49 * particularly for the default properties.
50 * Name Type writable animatable constraint-input enum for index-checking
52 DALI_PROPERTY_TABLE_BEGIN
53 DALI_PROPERTY( "type", STRING, true, false, true, Dali::CameraActor::Property::TYPE )
54 DALI_PROPERTY( "projectionMode", STRING, true, false, true, Dali::CameraActor::Property::PROJECTION_MODE )
55 DALI_PROPERTY( "fieldOfView", FLOAT, true, false, true, Dali::CameraActor::Property::FIELD_OF_VIEW )
56 DALI_PROPERTY( "aspectRatio", FLOAT, true, false, true, Dali::CameraActor::Property::ASPECT_RATIO )
57 DALI_PROPERTY( "nearPlaneDistance", FLOAT, true, false, true, Dali::CameraActor::Property::NEAR_PLANE_DISTANCE )
58 DALI_PROPERTY( "farPlaneDistance", FLOAT, true, false, true, Dali::CameraActor::Property::FAR_PLANE_DISTANCE )
59 DALI_PROPERTY( "leftPlaneDistance", FLOAT, true, false, true, Dali::CameraActor::Property::LEFT_PLANE_DISTANCE )
60 DALI_PROPERTY( "rightPlaneDistance", FLOAT, true, false, true, Dali::CameraActor::Property::RIGHT_PLANE_DISTANCE )
61 DALI_PROPERTY( "topPlaneDistance", FLOAT, true, false, true, Dali::CameraActor::Property::TOP_PLANE_DISTANCE )
62 DALI_PROPERTY( "bottomPlaneDistance", FLOAT, true, false, true, Dali::CameraActor::Property::BOTTOM_PLANE_DISTANCE )
63 DALI_PROPERTY( "targetPosition", VECTOR3, true, false, true, Dali::CameraActor::Property::TARGET_POSITION )
64 DALI_PROPERTY( "projectionMatrix", MATRIX, false, false, true, Dali::CameraActor::Property::PROJECTION_MATRIX )
65 DALI_PROPERTY( "viewMatrix", MATRIX, false, false, true, Dali::CameraActor::Property::VIEW_MATRIX )
66 DALI_PROPERTY( "invertYAxis", BOOLEAN, true, false, true, Dali::CameraActor::Property::INVERT_Y_AXIS )
67 DALI_PROPERTY_TABLE_END( DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX )
69 // calculate the far plane distance for a 16bit depth buffer with 4 bits per unit precision
70 void CalculateClippingAndZ( float width, float height, float& nearClippingPlane, float& farClippingPlane, float& cameraZ )
72 nearClippingPlane = std::max( width, height );
73 farClippingPlane = nearClippingPlane + static_cast<float>( 0xFFFF >> 4 );
74 cameraZ = 2.0f * nearClippingPlane;
79 return Dali::CameraActor::New();
82 TypeRegistration mType( typeid( Dali::CameraActor ), typeid( Dali::Actor ), Create );
85 * Builds the picking ray in the world reference system from an orthographic camera
86 * The ray origin is the screen coordinate in the near plane translated to a parallel
87 * plane at the camera origin. The ray direction is the direction the camera is facing
88 * (i.e. Z=-1 in view space).
90 void BuildOrthoPickingRay( const Matrix& viewMatrix,
91 const Matrix& projectionMatrix,
92 const Viewport& viewport,
97 float nearPlaneDistance )
99 // inv( modelMatrix ) inv( viewMatrix ) inv( projectionMatrix ) normalize
100 // <----------------- <----------------- <-------------- <-------------
101 // Local World Camera Normalized Screen
102 // reference reference reference clip coordinates
103 // system system system coordinates
104 // -----------------> -----------------> --------------> ------------->
105 // modelMatrix viewMatrix projectionMatrix viewport
107 // Transforms the touch point from the screen reference system to the world reference system.
108 Matrix invViewProjection( false ); // Don't initialize.
109 Matrix::Multiply( invViewProjection, viewMatrix, projectionMatrix );
110 if( !invViewProjection.Invert() )
112 DALI_ASSERT_DEBUG( false );
115 Vector4 near( screenX - viewport.x, viewport.height - (screenY - viewport.y), 0.f, 1.f );
116 if( !Unproject( near, invViewProjection, viewport.width, viewport.height, rayOrigin ) )
118 DALI_ASSERT_DEBUG( false );
121 Matrix invView = viewMatrix;
122 if( !invView.Invert() )
124 DALI_ASSERT_DEBUG( false );
127 Vector4 cameraOrigin = invView * Vector4( 0.f, 0.f, 0.f, 1.f );
128 Vector4 nearPlaneOrigin = invView * Vector4( 0.0f, 0.0f, -nearPlaneDistance, 1.0f);
130 // Vector pointing from the camera to the near plane
131 rayDir = cameraOrigin - nearPlaneOrigin;
139 CameraActorPtr CameraActor::New( const Size& size )
141 CameraActorPtr actor( new CameraActor() );
143 // Second-phase construction
146 actor->SetName( "DefaultCamera" );
147 actor->SetPerspectiveProjection( size );
149 // By default Actors face in the positive Z direction in world space
150 // CameraActors should face in the negative Z direction, towards the other actors
151 actor->SetOrientation( Quaternion( Dali::ANGLE_180, Vector3::YAXIS ) );
156 CameraActor::CameraActor()
157 : Actor( Actor::BASIC ),
158 mSceneObject( NULL ),
159 mTarget( SceneGraph::Camera::DEFAULT_TARGET_POSITION ),
160 mType( SceneGraph::Camera::DEFAULT_TYPE ),
161 mProjectionMode( SceneGraph::Camera::DEFAULT_MODE ),
162 mFieldOfView( SceneGraph::Camera::DEFAULT_FIELD_OF_VIEW ),
163 mAspectRatio( SceneGraph::Camera::DEFAULT_ASPECT_RATIO ),
164 mNearClippingPlane( SceneGraph::Camera::DEFAULT_NEAR_CLIPPING_PLANE ),
165 mFarClippingPlane( SceneGraph::Camera::DEFAULT_FAR_CLIPPING_PLANE ),
166 mLeftClippingPlane( SceneGraph::Camera::DEFAULT_LEFT_CLIPPING_PLANE ),
167 mRightClippingPlane( SceneGraph::Camera::DEFAULT_RIGHT_CLIPPING_PLANE ),
168 mTopClippingPlane( SceneGraph::Camera::DEFAULT_TOP_CLIPPING_PLANE ),
169 mBottomClippingPlane( SceneGraph::Camera::DEFAULT_BOTTOM_CLIPPING_PLANE ),
170 mInvertYAxis( SceneGraph::Camera::DEFAULT_INVERT_Y_AXIS )
174 CameraActor::~CameraActor()
176 if( EventThreadServices::IsCoreRunning() )
178 // Create scene-object and transfer ownership through message
179 RemoveCameraMessage( GetEventThreadServices().GetUpdateManager(), mSceneObject );
183 void CameraActor::OnInitialize()
185 // Create scene-object and keep raw pointer for message passing.
186 SceneGraph::Camera* sceneGraphCamera = SceneGraph::Camera::New();
188 // Store a pointer to this camera node inside the scene-graph camera.
189 sceneGraphCamera->SetNode( mNode );
191 mSceneObject = sceneGraphCamera;
192 OwnerPointer< SceneGraph::Camera > sceneGraphCameraOwner( sceneGraphCamera );
194 // Send message to inform update of this camera (and move ownership).
195 AddCameraMessage( GetEventThreadServices().GetUpdateManager(), sceneGraphCameraOwner );
198 void CameraActor::SetTarget( const Vector3& target )
200 if( target != mTarget ) // using range epsilon
204 SetTargetPositionMessage( GetEventThreadServices(), *mSceneObject, mTarget );
208 Vector3 CameraActor::GetTarget() const
213 void CameraActor::SetType( Dali::Camera::Type type )
219 // sceneObject is being used in a separate thread; queue a message to set
220 SetTypeMessage( GetEventThreadServices(), *mSceneObject, mType );
224 Dali::Camera::Type CameraActor::GetType() const
229 void CameraActor::SetProjectionMode( Dali::Camera::ProjectionMode mode )
231 if( mode != mProjectionMode )
233 mProjectionMode = mode;
235 // sceneObject is being used in a separate thread; queue a message to set
236 SetProjectionModeMessage( GetEventThreadServices(), *mSceneObject, mProjectionMode );
240 Dali::Camera::ProjectionMode CameraActor::GetProjectionMode() const
242 return mProjectionMode;
245 void CameraActor::SetFieldOfView( float fieldOfView )
247 if( ! Equals( fieldOfView, mFieldOfView ) )
249 mFieldOfView = fieldOfView;
251 // sceneObject is being used in a separate thread; queue a message to set
252 SetFieldOfViewMessage( GetEventThreadServices(), *mSceneObject, mFieldOfView );
256 float CameraActor::GetFieldOfView() const
261 void CameraActor::SetAspectRatio( float aspectRatio )
263 if( ! Equals( aspectRatio, mAspectRatio ) )
265 mAspectRatio = aspectRatio;
267 // sceneObject is being used in a separate thread; queue a message to set
268 SetAspectRatioMessage( GetEventThreadServices(), *mSceneObject, mAspectRatio );
272 float CameraActor::GetAspectRatio() const
277 void CameraActor::SetNearClippingPlane( float nearClippingPlane )
279 if( ! Equals( nearClippingPlane, mNearClippingPlane ) )
281 mNearClippingPlane = nearClippingPlane;
283 // sceneObject is being used in a separate thread; queue a message to set
284 SetNearClippingPlaneMessage( GetEventThreadServices(), *mSceneObject, mNearClippingPlane );
288 float CameraActor::GetNearClippingPlane() const
290 return mNearClippingPlane;
293 void CameraActor::SetFarClippingPlane( float farClippingPlane )
295 if( ! Equals( farClippingPlane, mFarClippingPlane ) )
297 mFarClippingPlane = farClippingPlane;
299 // sceneObject is being used in a separate thread; queue a message to set
300 SetFarClippingPlaneMessage( GetEventThreadServices(), *mSceneObject, mFarClippingPlane );
304 float CameraActor::GetFarClippingPlane() const
306 return mFarClippingPlane;
309 void CameraActor::SetLeftClippingPlane( float leftClippingPlane )
311 if( ! Equals( leftClippingPlane, mLeftClippingPlane ) )
313 mLeftClippingPlane = leftClippingPlane;
315 // sceneObject is being used in a separate thread; queue a message to set
316 SetLeftClippingPlaneMessage( GetEventThreadServices(), *mSceneObject, mLeftClippingPlane );
320 void CameraActor::SetRightClippingPlane( float rightClippingPlane )
322 if( ! Equals( rightClippingPlane, mRightClippingPlane ) )
324 mRightClippingPlane = rightClippingPlane;
326 // sceneObject is being used in a separate thread; queue a message to set
327 SetRightClippingPlaneMessage( GetEventThreadServices(), *mSceneObject, mRightClippingPlane );
331 void CameraActor::SetTopClippingPlane( float topClippingPlane )
333 if( ! Equals( topClippingPlane, mTopClippingPlane ) )
335 mTopClippingPlane = topClippingPlane;
337 // sceneObject is being used in a separate thread; queue a message to set
338 SetTopClippingPlaneMessage( GetEventThreadServices(), *mSceneObject, mTopClippingPlane );
342 void CameraActor::SetBottomClippingPlane( float bottomClippingPlane )
344 if( ! Equals( bottomClippingPlane, mBottomClippingPlane ) )
346 mBottomClippingPlane = bottomClippingPlane;
348 // sceneObject is being used in a separate thread; queue a message to set
349 SetBottomClippingPlaneMessage( GetEventThreadServices(), *mSceneObject, mBottomClippingPlane );
353 void CameraActor::SetInvertYAxis(bool invertYAxis)
355 if( invertYAxis != mInvertYAxis )
357 mInvertYAxis = invertYAxis;
359 // sceneObject is being used in a separate thread; queue a message to set
360 SetInvertYAxisMessage( GetEventThreadServices(), *mSceneObject, mInvertYAxis );
364 bool CameraActor::GetInvertYAxis() const
369 void CameraActor::SetPerspectiveProjection( const Size& size, const Vector2& stereoBias /* = Vector2::ZERO */ )
371 float width = size.width;
372 float height = size.height;
374 if( Size::ZERO == size )
376 StagePtr stage = Stage::GetCurrent();
379 const Size& stageSize = stage->GetSize();
381 width = stageSize.width;
382 height = stageSize.height;
386 if( ( width < Math::MACHINE_EPSILON_1000 ) || ( height < Math::MACHINE_EPSILON_1000 ) )
388 // On the stage initialization this method is called but the size has not been set.
389 // There is no point to set any value if width or height is zero.
393 float nearClippingPlane;
394 float farClippingPlane;
396 CalculateClippingAndZ( width, height, nearClippingPlane, farClippingPlane, cameraZ );
398 // calculate the position of the camera to have the desired aspect ratio
399 const float fieldOfView = 2.0f * std::atan( height * 0.5f / cameraZ );
401 // unless it is too small, we want at least as much space to the back as we have torwards the front
402 const float minClippingFarPlane = 2.f * nearClippingPlane;
403 if ( farClippingPlane < minClippingFarPlane )
405 farClippingPlane = minClippingFarPlane;
408 const float aspectRatio = width / height;
410 SetProjectionMode(Dali::Camera::PERSPECTIVE_PROJECTION);
411 SetFieldOfView( fieldOfView );
412 SetNearClippingPlane( nearClippingPlane );
413 SetFarClippingPlane( farClippingPlane );
414 SetAspectRatio( aspectRatio );
415 // sceneObject is being used in a separate thread; queue a message to set
416 SetStereoBiasMessage( GetEventThreadServices(), *mSceneObject, stereoBias );
421 void CameraActor::SetOrthographicProjection( const Vector2& size )
423 // Choose near, far and Z parameters to match the SetPerspectiveProjection above.
424 float nearClippingPlane;
425 float farClippingPlane;
427 CalculateClippingAndZ( size.width, size.height, nearClippingPlane, farClippingPlane, cameraZ );
428 SetOrthographicProjection( -size.x*0.5f, size.x*0.5f, size.y*0.5f, -size.y*0.5f,
429 nearClippingPlane, farClippingPlane );
433 void CameraActor::SetOrthographicProjection( float left, float right, float top, float bottom, float near, float far )
435 SetLeftClippingPlane( left );
436 SetRightClippingPlane( right );
437 SetTopClippingPlane( top );
438 SetBottomClippingPlane( bottom );
439 SetNearClippingPlane( near );
440 SetFarClippingPlane( far );
441 SetProjectionMode( Dali::Camera::ORTHOGRAPHIC_PROJECTION );
444 bool CameraActor::BuildPickingRay( const Vector2& screenCoordinates,
445 const Viewport& viewport,
447 Vector4& rayDirection )
450 if( mProjectionMode == Dali::Camera::PERSPECTIVE_PROJECTION )
452 // Build a picking ray in the world reference system.
453 // ray starts from the camera world position
454 rayOrigin = mNode->GetWorldMatrix(0).GetTranslation();
457 // Transform the touch point from the screen coordinate system to the world coordinates system.
458 Vector4 near( screenCoordinates.x - viewport.x, viewport.height - (screenCoordinates.y - viewport.y), 0.f, 1.f );
459 const Matrix& inverseViewProjection = mSceneObject->GetInverseViewProjectionMatrix( GetEventThreadServices().GetEventBufferIndex() );
460 success = Unproject( near, inverseViewProjection, viewport.width, viewport.height, near );
462 // Compute the ray's director vector.
463 rayDirection.x = near.x - rayOrigin.x;
464 rayDirection.y = near.y - rayOrigin.y;
465 rayDirection.z = near.z - rayOrigin.z;
466 rayDirection.Normalize();
467 rayDirection.w = 1.f;
471 float nearPlaneDistance = GetNearClippingPlane();
472 BuildOrthoPickingRay( GetViewMatrix(),
473 GetProjectionMatrix(),
474 viewport, screenCoordinates.x,
484 const Matrix& CameraActor::GetViewMatrix() const
488 return mSceneObject->GetViewMatrix( GetEventThreadServices().GetEventBufferIndex() );
492 return Matrix::IDENTITY;
496 const Matrix& CameraActor::GetProjectionMatrix() const
500 return mSceneObject->GetProjectionMatrix( GetEventThreadServices().GetEventBufferIndex() );
504 return Matrix::IDENTITY;
507 const SceneGraph::Camera* CameraActor::GetCamera() const
512 unsigned int CameraActor::GetDefaultPropertyCount() const
514 return Actor::GetDefaultPropertyCount() + DEFAULT_PROPERTY_COUNT;
517 void CameraActor::GetDefaultPropertyIndices( Property::IndexContainer& indices ) const
519 Actor::GetDefaultPropertyIndices( indices ); // Actor class properties
521 indices.Reserve( indices.Size() + DEFAULT_PROPERTY_COUNT );
523 int index = DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX;
524 for ( int i = 0; i < DEFAULT_PROPERTY_COUNT; ++i, ++index )
526 indices.PushBack( index );
530 bool CameraActor::IsDefaultPropertyWritable( Property::Index index ) const
532 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
534 return Actor::IsDefaultPropertyWritable( index );
537 return DEFAULT_PROPERTY_DETAILS[index - DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX].writable;
540 bool CameraActor::IsDefaultPropertyAnimatable( Property::Index index ) const
542 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
544 return Actor::IsDefaultPropertyAnimatable( index );
547 return DEFAULT_PROPERTY_DETAILS[index - DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX].animatable;
550 bool CameraActor::IsDefaultPropertyAConstraintInput( Property::Index index ) const
552 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
554 return Actor::IsDefaultPropertyAConstraintInput( index );
557 return DEFAULT_PROPERTY_DETAILS[index - DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX].constraintInput;
560 Property::Type CameraActor::GetDefaultPropertyType( Property::Index index ) const
562 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
564 return Actor::GetDefaultPropertyType( index );
568 index -= DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX;
570 if ( ( index >= 0 ) && ( index < DEFAULT_PROPERTY_COUNT ) )
572 return DEFAULT_PROPERTY_DETAILS[index].type;
576 // index out-of-bounds
577 return Property::NONE;
582 const char* CameraActor::GetDefaultPropertyName( Property::Index index ) const
584 if(index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT)
586 return Actor::GetDefaultPropertyName(index);
590 index -= DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX;
592 if ( ( index >= 0 ) && ( index < DEFAULT_PROPERTY_COUNT ) )
594 return DEFAULT_PROPERTY_DETAILS[index].name;
600 Property::Index CameraActor::GetDefaultPropertyIndex(const std::string& name) const
602 Property::Index index = Property::INVALID_INDEX;
604 // Look for name in current class' default properties
605 for( int i = 0; i < DEFAULT_PROPERTY_COUNT; ++i )
607 if( 0 == strcmp( name.c_str(), DEFAULT_PROPERTY_DETAILS[i].name ) ) // dont want to convert rhs to string
609 index = i + DEFAULT_DERIVED_ACTOR_PROPERTY_START_INDEX;
614 // If not found, check in base class
615 if( Property::INVALID_INDEX == index )
617 index = Actor::GetDefaultPropertyIndex( name );
623 void CameraActor::SetDefaultProperty( Property::Index index, const Property::Value& propertyValue )
625 if(index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT)
627 Actor::SetDefaultProperty(index, propertyValue);
633 case Dali::CameraActor::Property::TYPE:
635 std::string s( propertyValue.Get<std::string>() );
636 if(s == "LOOK_AT_TARGET")
638 SetType( Dali::Camera::LOOK_AT_TARGET );
640 else if(s == "FREE_LOOK")
642 SetType( Dali::Camera::FREE_LOOK );
646 case Dali::CameraActor::Property::PROJECTION_MODE:
648 std::string s( propertyValue.Get<std::string>() );
649 if( s == "PERSPECTIVE_PROJECTION" )
651 SetProjectionMode( Dali::Camera::PERSPECTIVE_PROJECTION );
653 else if( s == "ORTHOGRAPHIC_PROJECTION" )
655 SetProjectionMode( Dali::Camera::ORTHOGRAPHIC_PROJECTION );
659 case Dali::CameraActor::Property::FIELD_OF_VIEW:
661 SetFieldOfView( propertyValue.Get<float>() ); // set to 0 in case property is not float
664 case Dali::CameraActor::Property::ASPECT_RATIO:
666 SetAspectRatio( propertyValue.Get<float>() ); // set to 0 in case property is not float
669 case Dali::CameraActor::Property::NEAR_PLANE_DISTANCE:
671 SetNearClippingPlane( propertyValue.Get<float>() ); // set to 0 in case property is not float
674 case Dali::CameraActor::Property::FAR_PLANE_DISTANCE:
676 SetFarClippingPlane( propertyValue.Get<float>() ); // set to 0 in case property is not float
679 case Dali::CameraActor::Property::LEFT_PLANE_DISTANCE:
681 SetLeftClippingPlane( propertyValue.Get<float>() ); // set to 0 in case property is not float
684 case Dali::CameraActor::Property::RIGHT_PLANE_DISTANCE:
686 SetRightClippingPlane( propertyValue.Get<float>() ); // set to 0 in case property is not float
689 case Dali::CameraActor::Property::TOP_PLANE_DISTANCE:
691 SetTopClippingPlane( propertyValue.Get<float>() ); // set to 0 in case property is not float
694 case Dali::CameraActor::Property::BOTTOM_PLANE_DISTANCE:
696 SetBottomClippingPlane( propertyValue.Get<float>() ); // set to 0 in case property is not float
699 case Dali::CameraActor::Property::TARGET_POSITION:
701 SetTarget( propertyValue.Get<Vector3>() ); // set to 0 in case property is not Vector3
704 case Dali::CameraActor::Property::PROJECTION_MATRIX:
706 DALI_LOG_WARNING( "projection-matrix is read-only\n" );
709 case Dali::CameraActor::Property::VIEW_MATRIX:
711 DALI_LOG_WARNING( "view-matrix is read-only\n" );
714 case Dali::CameraActor::Property::INVERT_Y_AXIS:
716 SetInvertYAxis( propertyValue.Get<bool>() ); // set to false in case property is not bool
721 DALI_LOG_WARNING( "Unknown property (%d)\n", index );
729 Property::Value CameraActor::GetDefaultProperty( Property::Index index ) const
732 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
734 ret = Actor::GetDefaultProperty(index);
740 case Dali::CameraActor::Property::TYPE:
742 if( Dali::Camera::LOOK_AT_TARGET == mType )
744 ret = "LOOK_AT_TARGET";
746 else if( Dali::Camera::FREE_LOOK == mType )
752 case Dali::CameraActor::Property::PROJECTION_MODE:
754 if( Dali::Camera::PERSPECTIVE_PROJECTION == mProjectionMode )
756 ret = "PERSPECTIVE_PROJECTION";
758 else if( Dali::Camera::ORTHOGRAPHIC_PROJECTION == mProjectionMode )
760 ret = "ORTHOGRAPHIC_PROJECTION";
764 case Dali::CameraActor::Property::FIELD_OF_VIEW:
769 case Dali::CameraActor::Property::ASPECT_RATIO:
774 case Dali::CameraActor::Property::NEAR_PLANE_DISTANCE:
776 ret = mNearClippingPlane;
779 case Dali::CameraActor::Property::FAR_PLANE_DISTANCE:
781 ret = mFarClippingPlane;
784 case Dali::CameraActor::Property::LEFT_PLANE_DISTANCE:
786 ret = mLeftClippingPlane;
789 case Dali::CameraActor::Property::RIGHT_PLANE_DISTANCE:
791 ret = mRightClippingPlane;
794 case Dali::CameraActor::Property::TOP_PLANE_DISTANCE:
796 ret = mTopClippingPlane;
799 case Dali::CameraActor::Property::BOTTOM_PLANE_DISTANCE:
801 ret = mBottomClippingPlane;
804 case Dali::CameraActor::Property::TARGET_POSITION:
809 case Dali::CameraActor::Property::PROJECTION_MATRIX:
811 ret = GetProjectionMatrix(); // Only on scene-graph
814 case Dali::CameraActor::Property::VIEW_MATRIX:
816 ret = GetViewMatrix(); // Only on scene-graph
819 case Dali::CameraActor::Property::INVERT_Y_AXIS:
830 Property::Value CameraActor::GetDefaultPropertyCurrentValue( Property::Index index ) const
833 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
835 ret = Actor::GetDefaultPropertyCurrentValue(index);
839 ret = GetDefaultProperty( index ); // Most are event-side properties, the scene-graph properties are only on the scene-graph
845 const SceneGraph::PropertyBase* CameraActor::GetSceneObjectAnimatableProperty( Property::Index index ) const
847 DALI_ASSERT_ALWAYS( IsPropertyAnimatable(index) && "Property is not animatable" );
849 const SceneGraph::PropertyBase* property( NULL );
851 // This method should only return a property of an object connected to the scene-graph
857 // let actor handle animatable properties, we have no animatable properties
858 if( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT )
860 property = Actor::GetSceneObjectAnimatableProperty(index);
866 const PropertyInputImpl* CameraActor::GetSceneObjectInputProperty( Property::Index index ) const
868 const PropertyInputImpl* property( NULL );
870 // This method should only return a property of an object connected to the scene-graph
876 // if its an actor default property or a custom property (actor already handles custom properties)
877 if( ( index < DEFAULT_ACTOR_PROPERTY_MAX_COUNT ) || ( index >= DEFAULT_PROPERTY_MAX_COUNT ) )
879 property = Actor::GetSceneObjectInputProperty( index );
885 case Dali::CameraActor::Property::PROJECTION_MATRIX:
887 property = mSceneObject->GetProjectionMatrix();
890 case Dali::CameraActor::Property::VIEW_MATRIX:
892 property = mSceneObject->GetViewMatrix();
896 DALI_LOG_WARNING("Not an input property (%d)\n", index);
904 } // namespace Internal