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1 | // Created by: Anastasia BORISOVA |
2 | // Copyright (c) 2016 OPEN CASCADE SAS |
3 | // |
4 | // This file is part of Open CASCADE Technology software library. |
5 | // |
6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
11 | // |
12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
14 | |
15 | #include <AIS_AnimationObject.hxx> |
16 | |
17 | #include <AIS_InteractiveContext.hxx> |
18 | #include <TopLoc_Location.hxx> |
19 | #include <V3d_Viewer.hxx> |
20 | #include <V3d_View.hxx> |
21 | |
22 | IMPLEMENT_STANDARD_RTTIEXT(AIS_AnimationObject, AIS_Animation) |
23 | |
24 | //============================================================================= |
25 | //function : Constructor |
26 | //purpose : |
27 | //============================================================================= |
28 | AIS_AnimationObject::AIS_AnimationObject (const TCollection_AsciiString& theAnimationName, |
29 | const Handle(AIS_InteractiveContext)& theContext, |
30 | const Handle(AIS_InteractiveObject)& theObject, |
31 | const gp_Trsf& theTrsfStart, |
32 | const gp_Trsf& theTrsfEnd) |
33 | : AIS_Animation (theAnimationName), |
34 | myContext (theContext), |
35 | myObject (theObject), |
36 | myTrsfLerp (theTrsfStart, theTrsfEnd) |
37 | { |
38 | // |
39 | } |
40 | |
41 | //============================================================================= |
42 | //function : update |
43 | //purpose : |
44 | //============================================================================= |
45 | void AIS_AnimationObject::update (const AIS_AnimationProgress& theProgress) |
46 | { |
47 | if (myObject.IsNull()) |
48 | { |
49 | return; |
50 | } |
51 | |
52 | gp_Trsf aTrsf; |
53 | myTrsfLerp.Interpolate (theProgress.LocalNormalized, aTrsf); |
54 | if (!myContext.IsNull()) |
55 | { |
56 | myContext->SetLocation (myObject, aTrsf); |
57 | invalidateViewer(); |
58 | } |
59 | else |
60 | { |
61 | myObject->SetLocalTransformation (aTrsf); |
62 | } |
63 | } |
64 | |
65 | //============================================================================= |
66 | //function : invalidateViewer |
67 | //purpose : |
68 | //============================================================================= |
69 | void AIS_AnimationObject::invalidateViewer() |
70 | { |
71 | if (myContext.IsNull()) |
72 | { |
73 | return; |
74 | } |
75 | |
76 | const Standard_Boolean isImmediate = myContext->CurrentViewer()->ZLayerSettings (myObject->ZLayer()).IsImmediate(); |
77 | if (!isImmediate) |
78 | { |
79 | myContext->CurrentViewer()->Invalidate(); |
80 | return; |
81 | } |
82 | |
83 | // Invalidate immediate view only if it is going out of z-fit range. |
84 | // This might be sub-optimal performing this for each animated objects in case of many animated objects. |
85 | for (V3d_ListOfView::Iterator aDefViewIter = myContext->CurrentViewer()->DefinedViewIterator(); |
86 | aDefViewIter.More(); aDefViewIter.Next()) |
87 | { |
88 | const Handle(V3d_View)& aView = aDefViewIter.Value(); |
89 | const Bnd_Box aMinMaxBox = aView->View()->MinMaxValues (Standard_False); |
90 | const Bnd_Box aGraphicBox = aView->View()->MinMaxValues (Standard_True); |
91 | Standard_Real aZNear = 0.0; |
92 | Standard_Real aZFar = 0.0; |
93 | if (aView->Camera()->ZFitAll (aDefViewIter.Value()->AutoZFitScaleFactor(), aMinMaxBox, aGraphicBox, aZNear, aZFar)) |
94 | { |
95 | if (aZNear < aView->Camera()->ZNear() |
96 | || aZFar > aView->Camera()->ZFar()) |
97 | { |
98 | aDefViewIter.Value()->Invalidate(); |
99 | } |
100 | } |
101 | } |
102 | } |