def testMaterialExport(self):
archive = Abc.OArchive("MaterialAssignment.abc")
root = archive.getTop()
materials = Abc.OObject(root, "materials")
geometry = Abc.OObject(root, "geometry")
# parent material
materialA = AbcMaterial.OMaterial(materials, "materialA")
materialA.getSchema().setShader("prman", "surface", "paintedplastic")
setFloatParameter(materialA.getSchema(),
"prman", "surface", "Kd", 0.5)
setFloatParameter(materialA.getSchema(),
"prman", "surface", "roughness", 0.1)
# child material
materialB = AbcMaterial.OMaterial(materialA, "materialB")
materialB.getSchema().setShader("prman", "displacement", "knobby")
setFloatParameter(materialB.getSchema(),
"prman", "surface", "roughness", 0.2)
geoA = Abc.OObject(geometry, "geoA")
AbcMaterial.addMaterialAssignment(geoA, "/materials/materialA")
geoB = Abc.OObject(geometry, "geoB");
AbcMaterial.addMaterialAssignment(geoB, "/materials/materialA/materialB")
geoC = Abc.OObject(geometry, "geoC");
AbcMaterial.addMaterialAssignment(geoC, "/materials/materialA/materialB")
geoCMat = AbcMaterial.addMaterial(geoC);
setFloatParameter(geoCMat, "prman", "surface", "roughness", 0.3)
def materialOut():
archive = Abc.OArchive("MaterialAssignment.abc")
root = archive.getTop()
materials = Abc.OObject(root, "materials")
geometry = Abc.OObject(root, "geometry")
# parent material
materialA = AbcMaterial.OMaterial(materials, "materialA")
materialA.getSchema().setShader("prman", "surface", "paintedplastic")
setFloatParameter(materialA.getSchema(),
"prman", "surface", "Kd", 0.5)
setFloatParameter(materialA.getSchema(),
"prman", "surface", "roughness", 0.1)
# child material
materialB = AbcMaterial.OMaterial(materialA, "materialB")
materialB.getSchema().setShader("prman", "displacement", "knobby")
setFloatParameter(materialB.getSchema(),
"prman", "surface", "roughness", 0.2)
geoA = Abc.OObject(geometry, "geoA")
AbcMaterial.addMaterialAssignment(geoA, "/materials/materialA")
geoB = Abc.OObject(geometry, "geoB");
AbcMaterial.addMaterialAssignment(geoB, "/materials/materialA/materialB")
geoC = Abc.OObject(geometry, "geoC");
AbcMaterial.addMaterialAssignment(geoC, "/materials/materialA/materialB")
geoCMat = AbcMaterial.addMaterial(geoC);
setFloatParameter(geoCMat, "prman", "surface", "roughness", 0.3)
def materialIn():
archive = Abc.IArchive("MaterialAssignment.abc")
root = archive.getTop()
assert root.getNumChildren() == 2
materials = Abc.IObject(root, "materials")
geometry = Abc.IObject(root, "geometry")
materialA = AbcMaterial.IMaterial(materials, "materialA")
ms = materialA.getSchema()
assert ms.getShader("prman", "surface") == "paintedplastic"
cp = ms.getShaderParameters("prman", "surface")
kd = cp.getProperty('Kd')
rg = cp.getProperty('roughness')
assert kd.getNumSamples() == rg.getNumSamples() == 1
assert almostEqual(kd.samples[0], 0.5)
assert almostEqual(rg.samples[0], 0.1)
materialB = AbcMaterial.IMaterial(materialA, "materialB")
ms = materialB.getSchema()
assert ms.getShader("prman", "displacement") == "knobby"
cp = ms.getShaderParameters("prman", "surface")
rg = cp.getProperty('roughness')
assert rg.getNumSamples() == 1
assert almostEqual(rg.samples[0], 0.2)
geoA = Abc.IObject(geometry, "geoA")
geoB = Abc.IObject(geometry, "geoB")
geoC = Abc.IObject(geometry, "geoC")
assert AbcMaterial.getMaterialAssignmentPath(geoA) == '/materials/materialA'
assert AbcMaterial.getMaterialAssignmentPath(geoB) == '/materials/materialA/materialB'
assert AbcMaterial.getMaterialAssignmentPath(geoC) == '/materials/materialA/materialB'
matC = AbcMaterial.hasMaterial(geoC)
cp = matC.getShaderParameters("prman", "surface")
rg = cp.getProperty("roughness")
assert rg.getNumSamples() == 1
assert almostEqual(rg.samples[0], 0.3)
def materialIn():
archive = Abc.IArchive("MaterialAssignment.abc")
root = archive.getTop()
assert root.getNumChildren() == 2
materials = Abc.IObject(root, "materials")
geometry = Abc.IObject(root, "geometry")
materialA = AbcMaterial.IMaterial(materials, "materialA")
ms = materialA.getSchema()
assert ms.getShader("prman", "surface") == "paintedplastic"
cp = ms.getShaderParameters("prman", "surface")
kd = cp.getProperty('Kd')
rg = cp.getProperty('roughness')
assert kd.getNumSamples() == rg.getNumSamples() == 1
assert almostEqual(kd.samples[0], 0.5)
assert almostEqual(rg.samples[0], 0.1)
materialB = AbcMaterial.IMaterial(materialA, "materialB")
ms = materialB.getSchema()
assert ms.getShader("prman", "displacement") == "knobby"
cp = ms.getShaderParameters("prman", "surface")
rg = cp.getProperty('roughness')
assert rg.getNumSamples() == 1
assert almostEqual(rg.samples[0], 0.2)
geoA = Abc.IObject(geometry, "geoA")
geoB = Abc.IObject(geometry, "geoB")
geoC = Abc.IObject(geometry, "geoC")
assert AbcMaterial.getMaterialAssignmentPath(
geoA) == '/materials/materialA'
assert AbcMaterial.getMaterialAssignmentPath(
geoB) == '/materials/materialA/materialB'
assert AbcMaterial.getMaterialAssignmentPath(
geoC) == '/materials/materialA/materialB'
matC = AbcMaterial.hasMaterial(geoC)
cp = matC.getShaderParameters("prman", "surface")
rg = cp.getProperty("roughness")
assert rg.getNumSamples() == 1
assert almostEqual(rg.samples[0], 0.3)
def testMaterialImport(self):
archive = Abc.IArchive("MaterialAssignment.abc")
root = archive.getTop()
self.assertEqual(root.getNumChildren(), 2)
materials = Abc.IObject(root, "materials")
geometry = Abc.IObject(root, "geometry")
materialA = AbcMaterial.IMaterial(materials, "materialA")
ms = materialA.getSchema()
self.assertEqual(ms.getShader("prman", "surface"), "paintedplastic")
cp = ms.getShaderParameters("prman", "surface")
kd = cp.getProperty('Kd')
rg = cp.getProperty('roughness')
self.assertTrue(kd.getNumSamples() == rg.getNumSamples() == 1)
self.assertAlmostEqual(kd.samples[0], 0.5)
self.assertAlmostEqual(rg.samples[0], 0.1)
materialB = AbcMaterial.IMaterial(materialA, "materialB")
ms = materialB.getSchema()
self.assertEqual(ms.getShader("prman", "displacement"), "knobby")
cp = ms.getShaderParameters("prman", "surface")
rg = cp.getProperty('roughness')
self.assertEqual(rg.getNumSamples(), 1)
self.assertAlmostEqual(rg.samples[0], 0.2)
geoA = Abc.IObject(geometry, "geoA")
geoB = Abc.IObject(geometry, "geoB")
geoC = Abc.IObject(geometry, "geoC")
self.assertEqual(AbcMaterial.getMaterialAssignmentPath(geoA), '/materials/materialA')
self.assertEqual(AbcMaterial.getMaterialAssignmentPath(geoB), '/materials/materialA/materialB')
self.assertEqual(AbcMaterial.getMaterialAssignmentPath(geoC), '/materials/materialA/materialB')
matC = AbcMaterial.hasMaterial(geoC)
cp = matC.getShaderParameters("prman", "surface")
rg = cp.getProperty("roughness")
self.assertEqual(rg.getNumSamples(), 1)
self.assertAlmostEqual(rg.samples[0], 0.3)