Test TriangulateOp with a single polygon
( self )
| 44 | class TestTriangulateOp( unittest.TestCase ) : |
| 45 | |
| 46 | def testSimple( self ) : |
| 47 | """ Test TriangulateOp with a single polygon""" |
| 48 | |
| 49 | verticesPerFace = IECore.IntVectorData() |
| 50 | verticesPerFace.append( 4 ) |
| 51 | |
| 52 | vertexIds = IECore.IntVectorData() |
| 53 | vertexIds.append( 0 ) |
| 54 | vertexIds.append( 1 ) |
| 55 | vertexIds.append( 2 ) |
| 56 | vertexIds.append( 3 ) |
| 57 | |
| 58 | P = IECore.V3fVectorData() |
| 59 | P.append( imath.V3f( -1, 0, -1 ) ) |
| 60 | P.append( imath.V3f( -1, 0, 1 ) ) |
| 61 | P.append( imath.V3f( 1, 0, 1 ) ) |
| 62 | P.append( imath.V3f( 1, 0, -1 ) ) |
| 63 | |
| 64 | m = IECoreScene.MeshPrimitive( verticesPerFace, vertexIds ) |
| 65 | m["P"] = IECoreScene.PrimitiveVariable( IECoreScene.PrimitiveVariable.Interpolation.Vertex, P ) |
| 66 | |
| 67 | fv = IECore.IntVectorData() |
| 68 | fv.append( 5 ) |
| 69 | fv.append( 6 ) |
| 70 | fv.append( 7 ) |
| 71 | fv.append( 8 ) |
| 72 | m["fv"] = IECoreScene.PrimitiveVariable( IECoreScene.PrimitiveVariable.Interpolation.FaceVarying, fv ) |
| 73 | |
| 74 | u = IECore.FloatVectorData() |
| 75 | u.append( 1.0 ) |
| 76 | m["u"] = IECoreScene.PrimitiveVariable( IECoreScene.PrimitiveVariable.Interpolation.Uniform, u ) |
| 77 | |
| 78 | op = IECoreScene.TriangulateOp() |
| 79 | |
| 80 | result = op( |
| 81 | input = m |
| 82 | ) |
| 83 | |
| 84 | self.assertTrue( "P" in result ) |
| 85 | |
| 86 | self.assertTrue( result.arePrimitiveVariablesValid() ) |
| 87 | |
| 88 | resultP = result["P"].data |
| 89 | |
| 90 | self.assertEqual( len(resultP), 4 ) |
| 91 | for i in range(0, 4) : |
| 92 | self.assertTrue( ( resultP[i] - P[i] ).length() < 0.001 ) |
| 93 | |
| 94 | self.assertEqual( len(result.vertexIds), 6 ) |
| 95 | |
| 96 | for faceVertexCount in result.verticesPerFace : |
| 97 | self.assertEqual( faceVertexCount, 3 ) |
| 98 | |
| 99 | for vId in result.vertexIds: |
| 100 | self.assertTrue( vId < len(resultP) ) |
| 101 | |
| 102 | self.assertTrue( "fv" in result ) |
| 103 | fv = result["fv"] |
nothing calls this directly
no test coverage detected