def testSaveVertsUV(self):
a = pyngl.Obj()
a.addVertex(pyngl.Vec3(2.00000, 0.00000, 0.000000))
a.addVertex(pyngl.Vec3(0.0000, 4.0000, 0.000000))
a.addVertex(pyngl.Vec3(-2.00000, 0.000000, 0.00000))
a.addUV(pyngl.Vec2(1.0, 0.0))
a.addUV(pyngl.Vec2(0.5, 1.0))
a.addUV(pyngl.Vec2(0.004399, 0.008916))
f = pyngl.Face()
f.m_vert.append(0)
f.m_vert.append(1)
f.m_vert.append(2)
f.m_uv.append(0)
f.m_uv.append(1)
f.m_uv.append(2)
a.addFace(f)
a.save('faceUV.obj')
b = pyngl.Obj('faceUV.obj')
face = b.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
verts = b.getVertexList()
self.assertTrue(verts[0] == pyngl.Vec3(2.0, 0.0, 0.0))
self.assertTrue(verts[1] == pyngl.Vec3(0.0, 4.0, 0.0))
self.assertTrue(verts[2] == pyngl.Vec3(-2.0, 0.0, 0.0))
uv = b.getUVList()
self.assertTrue(uv[0] == pyngl.Vec3(1.0, 0.0, 0.0))
self.assertTrue(uv[1] == pyngl.Vec3(0.5, 1.0, 0.0))
self.assertTrue(uv[2] == pyngl.Vec3(0.004399, 0.008916, 0.0))
os.remove('faceUV.obj')
def saveVertsNormal(self):
a = pyngl.Obj()
a.addVertex(pyngl.Vec3(2.00000, 0.00000, 0.000000))
a.addVertex(pyngl.Vec3(0.0000, 4.0000, 0.000000))
a.addVertex(pyngl.Vec3(-2.00000, 0.000000, 0.00000))
a.addNormal(pyngl.Vec3(0.0, 0.0, 1.0))
a.addNormal(pyngl.Vec3(0.0, 0.0, 1.0))
a.addNormal(pyngl.Vec3(0.0, 0.0, 1.0))
f = pyngl.Face()
f.m_vert.append(0)
f.m_vert.append(1)
f.m_vert.append(2)
f.m_norm.append(0)
f.m_norm.append(1)
f.m_norm.append(2)
a.addFace(f)
a.save('faceVertNormal.obj')
b = pyngl.Obj('faceVertNormal.obj')
face = b.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
verts = b.getVertexList()
self.assertTrue(verts[0] == pyngl.Vec3(2.0, 0.0, 0.0))
self.assertTrue(verts[1] == pyngl.Vec3(0.0, 4.0, 0.0))
self.assertTrue(verts[2] == pyngl.Vec3(-2.0, 0.0, 0.0))
norm = b.getUVList()
self.assertTrue(norm[0] == pyngl.Vec3(0.0, 0.0, 1.0))
self.assertTrue(norm[1] == pyngl.Vec3(0.0, 0.0, 1.0))
self.assertTrue(norm[2] == pyngl.Vec3(0.0, 0.0, 1.0))
os.remove('faceVertNormal.obj')
def testCheckUV(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'Triangle1.obj'))
uv = a.getUVList()
self.assertTrue(uv[0] == pyngl.Vec3(1.00000, 0.00000, 0.000000))
self.assertTrue(uv[1] == pyngl.Vec3(0.5000, 1.0000, 0.000000))
self.assertTrue(uv[2] == pyngl.Vec3(0.004399, 0.008916, 0.00000))
def testCheckFaceVertOnly(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'TriangleVertsOnly.obj'))
face = a.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
def testCheckVerts(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'Triangle1.obj'))
verts = a.getVertexList()
self.assertTrue(verts[0] == pyngl.Vec3(2.0, 0.0, 0.0))
self.assertTrue(verts[1] == pyngl.Vec3(0.0, 4.0, 0.0))
self.assertTrue(verts[2] == pyngl.Vec3(-2.0, 0.0, 0.0))
def testCheckNormals(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'Triangle1.obj'))
normal = a.getNormalList()
self.assertTrue(normal[0] == pyngl.Vec3(0.0, 0.0, 1.0))
self.assertTrue(normal[1] == pyngl.Vec3(0.0, 0.0, 1.0))
self.assertTrue(normal[2] == pyngl.Vec3(0.0, 0.0, 1.0))
def testAddFace(self):
a = pyngl.Obj()
f = pyngl.Face()
f.m_vert.append(0)
f.m_vert.append(1)
f.m_vert.append(2)
f.m_norm.append(0)
f.m_norm.append(1)
f.m_norm.append(2)
f.m_uv.append(0)
f.m_uv.append(1)
f.m_uv.append(2)
a.addFace(f)
face = a.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
self.assertEqual(face[0].m_norm[0], 0)
self.assertEqual(face[0].m_norm[1], 1)
self.assertEqual(face[0].m_norm[2], 2)
self.assertEqual(face[0].m_uv[0], 0)
self.assertEqual(face[0].m_uv[1], 1)
self.assertEqual(face[0].m_uv[2], 2)
def testCheckFaceVertOnlyNegativeIndex(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'CubeNegativeIndex.obj'))
face = a.getFaceList()
idx = 0
for i in range(0, len(face)):
self.assertEqual(face[i].m_vert[0], idx)
self.assertEqual(face[i].m_vert[1], idx + 1)
self.assertEqual(face[i].m_vert[2], idx + 2)
self.assertEqual(face[i].m_vert[3], idx + 3)
idx += 4
def testAddVertex(self):
a = pyngl.Obj()
v = 0.0
for i in range(0, 20):
a.addVertex(pyngl.Vec3(v, v, v))
v = v + 1.0
verts = a.getVertexList()
v = 0.0
for i in range(0, 20):
self.assertTrue(verts[i] == pyngl.Vec3(v, v, v))
v += 1.0
def testAddUV2(self):
a = pyngl.Obj()
v = 0.0
for i in range(0, 20):
a.addUV(pyngl.Vec2(v, v))
v = v + 1.0
uv = a.getUVList()
v = 0.0
for i in range(0, 20):
self.assertTrue(uv[i] == pyngl.Vec3(v, v, 0))
v += 1.0
def testAddNormal(self):
a = pyngl.Obj()
v = 0.0
for i in range(0, 20):
a.addNormal(pyngl.Vec3(v, v, v))
v = v + 1.0
norm = a.getNormalList()
v = 0.0
for i in range(0, 20):
self.assertTrue(norm[i] == pyngl.Vec3(v, v, v))
v += 1.0
def testSaveVertsOnly(self):
a = pyngl.Obj()
a.addVertex(pyngl.Vec3(2.00000, 0.00000, 0.000000))
a.addVertex(pyngl.Vec3(0.0000, 4.0000, 0.000000))
a.addVertex(pyngl.Vec3(-2.00000, 0.000000, 0.00000))
f = pyngl.Face()
f.m_vert.append(0)
f.m_vert.append(1)
f.m_vert.append(2)
a.addFace(f)
a.save('faceOnly.obj')
b = pyngl.Obj('faceOnly.obj')
face = b.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
verts = b.getVertexList()
self.assertTrue(verts[0] == pyngl.Vec3(2.0, 0.0, 0.0))
self.assertTrue(verts[1] == pyngl.Vec3(0.0, 4.0, 0.0))
self.assertTrue(verts[2] == pyngl.Vec3(-2.0, 0.0, 0.0))
os.remove('faceOnly.obj')
def testCheckFace(self):
a = pyngl.Obj(sourcedir + "Triangle1.obj")
face = a.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
self.assertEqual(face[0].m_norm[0], 0)
self.assertEqual(face[0].m_norm[1], 1)
self.assertEqual(face[0].m_norm[2], 2)
self.assertEqual(face[0].m_uv[0], 0)
self.assertEqual(face[0].m_uv[1], 1)
self.assertEqual(face[0].m_uv[2], 2)
def testCopyCtor(self):
a = pyngl.Obj()
a.addVertex(pyngl.Vec3(2.00000, 0.00000, 0.000000))
a.addVertex(pyngl.Vec3(0.0000, 4.0000, 0.000000))
a.addVertex(pyngl.Vec3(-2.00000, 0.000000, 0.00000))
a.addNormal(pyngl.Vec3(0.0, 0.0, 1.0))
a.addNormal(pyngl.Vec3(0.0, 0.0, 1.0))
a.addNormal(pyngl.Vec3(0.0, 0.0, 1.0))
a.addUV(pyngl.Vec2(1.0, 0.0))
a.addUV(pyngl.Vec2(0.5, 1.0))
a.addUV(pyngl.Vec2(0.004399, 0.008916))
f = pyngl.Face()
f.m_vert.append(0)
f.m_vert.append(1)
f.m_vert.append(2)
f.m_norm.append(0)
f.m_norm.append(1)
f.m_norm.append(2)
f.m_uv.append(0)
f.m_uv.append(1)
f.m_uv.append(2)
a.addFace(f)
b = a
face = b.getFaceList()
self.assertEqual(face[0].m_vert[0], 0)
self.assertEqual(face[0].m_vert[1], 1)
self.assertEqual(face[0].m_vert[2], 2)
verts = b.getVertexList()
self.assertTrue(verts[0] == pyngl.Vec3(2.0, 0.0, 0.0))
self.assertTrue(verts[1] == pyngl.Vec3(0.0, 4.0, 0.0))
self.assertTrue(verts[2] == pyngl.Vec3(-2.0, 0.0, 0.0))
norm = b.getNormalList()
self.assertTrue(norm[0] == pyngl.Vec3(0.0, 0.0, 1.0))
self.assertTrue(norm[1] == pyngl.Vec3(0.0, 0.0, 1.0))
self.assertTrue(norm[2] == pyngl.Vec3(0.0, 0.0, 1.0))
uv = b.getUVList()
self.assertTrue(uv[0] == pyngl.Vec3(1.0, 0.0, 0.0))
self.assertTrue(uv[1] == pyngl.Vec3(0.5, 1.0, 0.0))
self.assertTrue(uv[2] == pyngl.Vec3(0.004399, 0.008916, 0.0))
def buildObj(self):
a = pyngl.Obj()
a.addVertex(pyngl.Vec3(2.00000, 0.00000, 0.000000))
a.addVertex(pyngl.Vec3(0.0000, 4.0000, 0.000000))
a.addVertex(pyngl.Vec3(-2.00000, 0.000000, 0.000000))
a.addUV(pyngl.Vec2(1.000000, 0.000000))
a.addUV(pyngl.Vec2(0.500000, 1.000000))
a.addUV(pyngl.Vec2(0.004399, 0.008916))
a.addNormal(pyngl.Vec3(0.000000, 0.000000, 1.000000))
a.addNormal(pyngl.Vec3(0.000000, 0.000000, 1.000000))
a.addNormal(pyngl.Vec3(0.000000, 0.000000, 1.000000))
f = pyngl.Face()
# f 1/1/1 2/2/2 3/3/3
f.m_vert.append(0)
f.m_vert.append(1)
f.m_vert.append(2)
f.m_uv.append(0)
f.m_uv.append(1)
f.m_uv.append(2)
f.m_norm.append(0)
f.m_norm.append(1)
f.m_norm.append(2)
a.addFace(f)
return a
def testDefaultCtor(self):
a = pyngl.Obj()
self.assertEqual(a.getNumFaces(), 0)
self.assertEqual(a.getNumNormals(), 0)
self.assertEqual(a.getNumVerts(), 0)
self.assertEqual(a.getNumTexCords(), 0)
def testParseUV3(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'Triangle3UV.obj'))
self.assertEqual(a.getNumTexCords(), 3)
def testParseNormal(self):
a = pyngl.Obj()
self.assertTrue(a.load(sourcedir + 'Triangle1.obj'))
self.assertEqual(a.getNumNormals(), 3)
def testLoadFail(self):
a = pyngl.Obj()
self.assertFalse(a.load("nothere.obj"))
self.assertFalse(a.isLoaded())
def testLoadInvalidValid(self):
a = pyngl.Obj()
for file in invalidfiles:
self.assertFalse(a.load(file))
self.assertFalse(a.isLoaded())
