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 <Image_Texture.hxx>
20 #include <Prs3d_LineAspect.hxx>
21 #include <Prs3d_ShadingAspect.hxx>
22 #include <Select3D_SensitivePrimitiveArray.hxx>
23 #include <SelectMgr_EntityOwner.hxx>
26 class AIS_XRTrackedDevice::XRTexture : public Graphic3d_Texture2D
31 XRTexture (const Handle(Image_Texture)& theImageSource,
32 const Graphic3d_TextureUnit theUnit = Graphic3d_TextureUnit_BaseColor)
33 : Graphic3d_Texture2D (""), myImageSource (theImageSource)
35 if (!theImageSource->TextureId().IsEmpty())
37 myTexId = theImageSource->TextureId();
39 myParams->SetTextureUnit (theUnit);
40 myIsColorMap = theUnit == Graphic3d_TextureUnit_BaseColor
41 || theUnit == Graphic3d_TextureUnit_Emissive;
45 virtual Handle(Image_PixMap) GetImage (const Handle(Image_SupportedFormats)& theSupported) Standard_OVERRIDE
47 return myImageSource->ReadImage (theSupported);
51 Handle(Image_Texture) myImageSource;
54 IMPLEMENT_STANDARD_RTTIEXT(AIS_XRTrackedDevice, AIS_InteractiveObject)
56 //=======================================================================
57 //function : AIS_XRTrackedDevice
59 //=======================================================================
60 AIS_XRTrackedDevice::AIS_XRTrackedDevice (const Handle(Graphic3d_ArrayOfTriangles)& theTris,
61 const Handle(Image_Texture)& theTexture)
63 myLaserColor (Quantity_NOC_BLUE),
66 myRole (Aspect_XRTrackedDeviceRole_Other),
69 myDrawer->SetShadingAspect (new Prs3d_ShadingAspect());
70 myDrawer->ShadingAspect()->SetMaterial (Graphic3d_NameOfMaterial_DEFAULT);
71 myDrawer->ShadingAspect()->SetColor (Quantity_NOC_WHITE);
72 if (!theTexture.IsNull())
74 myDrawer->ShadingAspect()->Aspect()->SetTextureMap (new XRTexture (theTexture));
75 myDrawer->ShadingAspect()->Aspect()->SetTextureMapOn (true);
79 //=======================================================================
80 //function : AIS_XRTrackedDevice
82 //=======================================================================
83 AIS_XRTrackedDevice::AIS_XRTrackedDevice()
84 : myLaserColor (Quantity_NOC_BLUE),
87 myRole (Aspect_XRTrackedDeviceRole_Other),
93 //=======================================================================
94 //function : SetLaserColor
96 //=======================================================================
97 void AIS_XRTrackedDevice::SetLaserColor (const Quantity_Color& theColor)
99 if (!myLaserColor.IsEqual (theColor))
101 myLaserColor = theColor;
106 //=======================================================================
107 //function : SetLaserLength
109 //=======================================================================
110 void AIS_XRTrackedDevice::SetLaserLength (Standard_ShortReal theLength)
112 if (myLaserLength != theLength)
114 myLaserLength = theLength;
119 //=======================================================================
120 //function : computeLaserRay
122 //=======================================================================
123 void AIS_XRTrackedDevice::computeLaserRay()
125 if (myRayGroup.IsNull())
130 if (!myRayGroup->IsEmpty())
134 if (myLaserLength <= 0.0f)
139 Handle(Graphic3d_ArrayOfPrimitives) aLines = new Graphic3d_ArrayOfSegments (2, 0, Graphic3d_ArrayFlags_VertexColor);
140 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), myLaserColor);
141 aLines->AddVertex (gp_Pnt (0.0, 0.0, -myLaserLength), myLaserColor);
142 myRayGroup->SetGroupPrimitivesAspect (myDrawer->LineAspect()->Aspect());
143 myRayGroup->AddPrimitiveArray (aLines, false); // do not extend camera frustum by ray
146 //=======================================================================
149 //=======================================================================
150 void AIS_XRTrackedDevice::Compute (const Handle(PrsMgr_PresentationManager)& ,
151 const Handle(Prs3d_Presentation)& thePrs,
152 const Standard_Integer theMode)
159 thePrs->SetInfiniteState (myInfiniteState);
160 Handle(Graphic3d_Group) aGroup = thePrs->NewGroup();
161 if (!myTris.IsNull())
163 aGroup->SetGroupPrimitivesAspect (myDrawer->ShadingAspect()->Aspect());
164 aGroup->AddPrimitiveArray (myTris);
167 if (myToShowAxes || myTris.IsNull())
169 const float aSize = 0.1f * myUnitFactor;
170 aGroup->SetGroupPrimitivesAspect (myDrawer->LineAspect()->Aspect());
171 Handle(Graphic3d_ArrayOfPrimitives) aLines = new Graphic3d_ArrayOfSegments (6, 0, Graphic3d_ArrayFlags_VertexColor);
172 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), Quantity_Color (Quantity_NOC_RED));
173 aLines->AddVertex (gp_Pnt (aSize, 0.0, 0.0), Quantity_Color (Quantity_NOC_RED));
174 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), Quantity_Color (Quantity_NOC_GREEN));
175 aLines->AddVertex (gp_Pnt (0.0, aSize, 0.0), Quantity_Color (Quantity_NOC_GREEN));
176 aLines->AddVertex (gp_Pnt (0.0, 0.0, 0.0), Quantity_Color (Quantity_NOC_BLUE));
177 aLines->AddVertex (gp_Pnt (0.0, 0.0, aSize), Quantity_Color (Quantity_NOC_BLUE));
178 aGroup->AddPrimitiveArray (aLines);
181 myRayGroup = thePrs->NewGroup();
185 //=======================================================================
186 //function : ComputeSelection
188 //=======================================================================
189 void AIS_XRTrackedDevice::ComputeSelection (const Handle(SelectMgr_Selection)& theSel,
190 const Standard_Integer theMode)
197 if (!myTris.IsNull())
199 Handle(SelectMgr_EntityOwner) anOwner = new SelectMgr_EntityOwner (this);
200 Handle(Select3D_SensitivePrimitiveArray) aSensitive = new Select3D_SensitivePrimitiveArray (anOwner);
201 aSensitive->InitTriangulation (myTris->Attributes(), myTris->Indices(), TopLoc_Location(), true);
202 theSel->Add (aSensitive);