1 // Copyright (c) 2020 OPEN CASCADE SAS
3 // This file is part of Open CASCADE Technology software library.
5 // This library is free software; you can redistribute it and/or modify it under
6 // the terms of the GNU Lesser General Public License version 2.1 as published
7 // by the Free Software Foundation, with special exception defined in the file
8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
9 // distribution for complete text of the license and disclaimer of any warranty.
11 // Alternatively, this file may be used under the terms of Open CASCADE
12 // commercial license or contractual agreement.
14 #include <AIS_XRTrackedDevice.hxx>
16 #include <Graphic3d_ArrayOfSegments.hxx>
17 #include <Graphic3d_ArrayOfTriangles.hxx>
18 #include <Graphic3d_Group.hxx>
19 #include <Graphic3d_Texture2Dmanual.hxx>
20 #include <Image_Texture.hxx>
21 #include <Prs3d_LineAspect.hxx>
22 #include <Prs3d_ShadingAspect.hxx>
23 #include <Select3D_SensitivePrimitiveArray.hxx>
24 #include <SelectMgr_EntityOwner.hxx>
27 class AIS_XRTrackedDevice::XRTexture : public Graphic3d_Texture2Dmanual
32 XRTexture (const Handle(Image_Texture)& theImageSource,
33 const Graphic3d_TextureUnit theUnit = Graphic3d_TextureUnit_BaseColor)
34 : Graphic3d_Texture2Dmanual (""), myImageSource (theImageSource)
36 if (!theImageSource->TextureId().IsEmpty())
38 myTexId = theImageSource->TextureId();
40 myParams->SetTextureUnit (theUnit);
41 myIsColorMap = theUnit == Graphic3d_TextureUnit_BaseColor
42 || theUnit == Graphic3d_TextureUnit_Emissive;
46 virtual Handle(Image_PixMap) GetImage() const Standard_OVERRIDE { return myImageSource->ReadImage(); }
49 Handle(Image_Texture) myImageSource;
52 IMPLEMENT_STANDARD_RTTIEXT(AIS_XRTrackedDevice, AIS_InteractiveObject)
54 //=======================================================================
55 //function : AIS_XRTrackedDevice
57 //=======================================================================
58 AIS_XRTrackedDevice::AIS_XRTrackedDevice (const Handle(Graphic3d_ArrayOfTriangles)& theTris,
59 const Handle(Image_Texture)& theTexture)
61 myLaserColor (Quantity_NOC_BLUE),
64 myRole (Aspect_XRTrackedDeviceRole_Other),
67 myDrawer->SetShadingAspect (new Prs3d_ShadingAspect());
68 myDrawer->ShadingAspect()->SetMaterial (Graphic3d_NOM_DEFAULT);
69 myDrawer->ShadingAspect()->SetColor (Quantity_NOC_WHITE);
70 if (!theTexture.IsNull())
72 myDrawer->ShadingAspect()->Aspect()->SetTextureMap (new XRTexture (theTexture));
73 myDrawer->ShadingAspect()->Aspect()->SetTextureMapOn (true);
77 //=======================================================================
78 //function : AIS_XRTrackedDevice
80 //=======================================================================
81 AIS_XRTrackedDevice::AIS_XRTrackedDevice()
82 : myLaserColor (Quantity_NOC_BLUE),
85 myRole (Aspect_XRTrackedDeviceRole_Other),
91 //=======================================================================
92 //function : SetLaserColor
94 //=======================================================================
95 void AIS_XRTrackedDevice::SetLaserColor (const Quantity_Color& theColor)
97 if (!myLaserColor.IsEqual (theColor))
99 myLaserColor = theColor;
104 //=======================================================================
105 //function : SetLaserLength
107 //=======================================================================
108 void AIS_XRTrackedDevice::SetLaserLength (Standard_ShortReal theLength)
110 if (myLaserLength != theLength)
112 myLaserLength = theLength;
117 //=======================================================================
118 //function : computeLaserRay
120 //=======================================================================
121 void AIS_XRTrackedDevice::computeLaserRay()
123 if (myRayGroup.IsNull())
128 if (!myRayGroup->IsEmpty())
132 if (myLaserLength <= 0.0f)
137 Handle(Graphic3d_ArrayOfPrimitives) aLines = new Graphic3d_ArrayOfSegments (2, 0, Graphic3d_ArrayFlags_VertexColor);
138 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), myLaserColor);
139 aLines->AddVertex (gp_Pnt (0.0, 0.0, -myLaserLength), myLaserColor);
140 myRayGroup->SetGroupPrimitivesAspect (myDrawer->LineAspect()->Aspect());
141 myRayGroup->AddPrimitiveArray (aLines, false); // do not extend camera frustum by ray
144 //=======================================================================
147 //=======================================================================
148 void AIS_XRTrackedDevice::Compute (const Handle(PrsMgr_PresentationManager3d)& ,
149 const Handle(Prs3d_Presentation)& thePrs,
150 const Standard_Integer theMode)
157 thePrs->SetInfiniteState (myInfiniteState);
158 Handle(Graphic3d_Group) aGroup = thePrs->NewGroup();
159 if (!myTris.IsNull())
161 aGroup->SetGroupPrimitivesAspect (myDrawer->ShadingAspect()->Aspect());
162 aGroup->AddPrimitiveArray (myTris);
165 if (myToShowAxes || myTris.IsNull())
167 const float aSize = 0.1f * myUnitFactor;
168 aGroup->SetGroupPrimitivesAspect (myDrawer->LineAspect()->Aspect());
169 Handle(Graphic3d_ArrayOfPrimitives) aLines = new Graphic3d_ArrayOfSegments (6, 0, Graphic3d_ArrayFlags_VertexColor);
170 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), Quantity_Color (Quantity_NOC_RED));
171 aLines->AddVertex (gp_Pnt (aSize, 0.0, 0.0), Quantity_Color (Quantity_NOC_RED));
172 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), Quantity_Color (Quantity_NOC_GREEN));
173 aLines->AddVertex (gp_Pnt (0.0, aSize, 0.0), Quantity_Color (Quantity_NOC_GREEN));
174 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), Quantity_Color (Quantity_NOC_BLUE));
175 aLines->AddVertex (gp_Pnt (0.0, 0.0, aSize), Quantity_Color (Quantity_NOC_BLUE));
176 aGroup->AddPrimitiveArray (aLines);
179 myRayGroup = thePrs->NewGroup();
183 //=======================================================================
184 //function : ComputeSelection
186 //=======================================================================
187 void AIS_XRTrackedDevice::ComputeSelection (const Handle(SelectMgr_Selection)& theSel,
188 const Standard_Integer theMode)
195 if (!myTris.IsNull())
197 Handle(SelectMgr_EntityOwner) anOwner = new SelectMgr_EntityOwner (this);
198 Handle(Select3D_SensitivePrimitiveArray) aSensitive = new Select3D_SensitivePrimitiveArray (anOwner);
199 aSensitive->InitTriangulation (myTris->Attributes(), myTris->Indices(), TopLoc_Location(), true);
200 theSel->Add (aSensitive);