LibreOffice Module svx (master)  1
viewcontactofe3dsphere.cxx
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19 
20 
22 #include <svx/sphere3d.hxx>
26 
27 
28 namespace sdr::contact
29 {
31  : ViewContactOfE3d(rSphere)
32  {
33  }
34 
36  {
37  }
38 
40  {
42  const SfxItemSet& rItemSet = GetE3dSphereObj().GetMergedItemSet();
45 
46  // get sphere center and size for geometry
47  const basegfx::B3DPoint aSpherePosition(GetE3dSphereObj().Center());
48  const basegfx::B3DVector aSphereSize(GetE3dSphereObj().Size());
49  basegfx::B3DHomMatrix aWorldTransform;
50 
51  aWorldTransform.translate(-0.5, -0.5, -0.5);
52  aWorldTransform.scale(aSphereSize.getX(), aSphereSize.getY(), aSphereSize.getZ());
53  aWorldTransform.translate(aSpherePosition.getX(), aSpherePosition.getY(), aSpherePosition.getZ());
54 
55  // get 3D Object Attributes
57 
58  // get segment count
59  const sal_uInt32 nHorizontalSegments(GetE3dSphereObj().GetHorizontalSegments());
60  const sal_uInt32 nVerticalSegments(GetE3dSphereObj().GetVerticalSegments());
61 
62  // calculate texture size, use radii for (2 * PI * r) to get a perfect
63  // mapping on the sphere
64  const basegfx::B2DVector aTextureSize(
65  M_PI * ((aSphereSize.getX() + aSphereSize.getZ()) / 2.0), // PI * d
66  M_PI_2 * aSphereSize.getY()); // half outline, (PI * d)/2 -> PI/2 * d
67 
68  // create primitive and add
71  aWorldTransform, aTextureSize, aAttribute, aSdr3DObjectAttribute,
72  nHorizontalSegments, nVerticalSegments));
73  xRetval = { xReference };
74 
75  return xRetval;
76  }
77 
78 } // end of namespace
79 
80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Center
void scale(double fX, double fY, double fZ)
attribute::SdrLineFillShadowAttribute3D createNewSdrLineFillShadowAttribute(const SfxItemSet &rSet, bool bSuppressFill)
const E3dSphereObj & GetE3dSphereObj() const
SphereObject with diameter r3DSize.
Definition: sphere3d.hxx:35
double getY() const
double getZ() const
double getX() const
css::uno::Reference< css::graphic::XPrimitive3D > Primitive3DReference
void translate(double fX, double fY, double fZ)
const SfxItemSet & GetMergedItemSet() const
Definition: svdobj.cxx:1972
virtual drawinglayer::primitive3d::Primitive3DContainer createViewIndependentPrimitive3DContainer() const override
attribute::Sdr3DObjectAttribute createNewSdr3DObjectAttribute(const SfxItemSet &rSet)