def test_create(self):
v = Vector2(1, 2)
try:
v = Vector2(1, 2, 3)
assert False, "This should not be normally reached"
except:
pass # test is passed normally
def test_attrbutes(self):
v = Vector2(0, 0)
v.x = 4
self.assertEqual(v[0], v.x)
self.assertEqual(v[0], 4)
v.y = 7
self.assertEqual(v[1], v.y)
self.assertEqual(v[1], 7)
try:
t = v.z
assert False, "executing of this string is error"
except AttributeError:
pass
def convert_to_mesh(
self,
vertex_format=None
): # Ripped from kivy3/loaders/objloader.py and edited by GJ
"""Converts data gotten from the ._obj definition
file and create Kivy3 Mesh object which may be used
for drawing object in the scene
"""
geometry = Geometry()
material = Material()
mtl_dirname = abspath(
dirname(self.loader.mtl_source
)) # We don't need this as we arnt loading any images
# but just in case we keep it
v_idx = 0
# create geometry for mesh
for f in self.faces:
verts = f[0]
norms = f[1]
tcs = f[2]
face3 = Face3(0, 0, 0)
for i, e in enumerate(['a', 'b', 'c']):
# get normal components
n = (0.0, 0.0, 0.0)
if norms[i] != -1:
n = self.loader.normals[norms[i] - 1]
face3.vertex_normals.append(n)
# get vertex components
v = self.loader.vertices[verts[i] - 1]
geometry.vertices.append(v)
setattr(face3, e, v_idx)
v_idx += 1
# get texture coordinate components
t = (0.0, 0.0)
if tcs[i] != -1:
t = self.loader.texcoords[tcs[i] - 1]
tc = Vector2(t[0], 1. - t[1])
geometry.face_vertex_uvs[0].append(tc)
geometry.faces.append(face3)
# apply material for object
if self.mtl_name in self.loader.mtl_contents:
raw_material = self.loader.mtl_contents[self.mtl_name]
# shader ignores values
zeros = [
'0', '0.0', '0.00', '0.000', '0.0000', '0.00000', '0.000000'
]
for k, v in raw_material.items():
_k = self._mtl_map.get(k, None)
if k in [
"map_Kd",
]:
self.log_warning(
"the tag map_kd should not be used as a material, use map_id and give the texture"
" type (ini section and option)")
map_path = join(mtl_dirname, v[0])
if not exists(map_path):
msg = u'Texture not found <{}>'
self.log_warning(msg.format(map_path))
continue
tex = Image(map_path).texture
material.map = tex
continue
if k in [
"map_id",
]:
tex = self.textures.get("Materials", str(v[0]))
material.map = tex
if _k:
if len(v) == 1:
v[0] = '0.000001' if v[0] in zeros else v[0]
v = float(v[0])
if k == 'Tr':
v = 1. - v
setattr(material, _k, v)
else:
v = list(map(lambda x: float(x), v))
setattr(material, _k, v)
if not material.map:
self.log_warning(
"No material given or used wrong name -", self.mtl_name,
"(if nothing here then you "
"provided no mtl file)")
material.map = Image(objLoader_folder + '/empty.png').texture
material.texture_ratio = 0.0
mesh = Mesh(geometry, material)
return mesh
def convert_to_mesh(self, vertex_format=None):
"""Converts data gotten from the .obj definition
file and create Kivy3 Mesh object which may be used
for drawing object in the scene
"""
geometry = Geometry()
material = Material()
mtl_dirname = os.path.abspath(os.path.dirname(self.loader.mtl_source))
v_idx = 0
# create geometry for mesh
for f in self.faces:
verts = f[0]
norms = f[1]
tcs = f[2]
face3 = Face3(0, 0, 0)
for i, e in enumerate(['a', 'b', 'c']):
#get normal components
n = (0.0, 0.0, 0.0)
if norms[i] != -1:
n = self.loader.normals[norms[i] - 1]
face3.vertex_normals.append(n)
#get vertex components
v = self.loader.vertices[verts[i] - 1]
geometry.vertices.append(v)
setattr(face3, e, v_idx)
v_idx += 1
#get texture coordinate components
t = (0.0, 0.0)
if tcs[i] != -1:
t = self.loader.texcoords[tcs[i] - 1]
tc = Vector2(t[0], 1. - t[1])
geometry.face_vertex_uvs[0].append(tc)
geometry.faces.append(face3)
# apply material for object
if self.mtl_name in self.loader.mtl_contents:
raw_material = self.loader.mtl_contents[self.mtl_name]
for k, v in raw_material.iteritems():
_k = self._mtl_map.get(k, None)
if k in [
"map_Kd",
]:
map_path = os.path.join(mtl_dirname, v[0])
tex = Image(map_path).texture
material.map = tex
continue
if _k:
if len(v) == 1:
v = float(v[0])
if k == 'Tr':
v = 1. - v
setattr(material, _k, v)
else:
v = map(lambda x: float(x), v)
setattr(material, _k, v)
mesh = Mesh(geometry, material)
return mesh
def convert_to_mesh(self, vertex_format=None):
"""Converts data gotten from the .obj definition
file and create Kivy3 Mesh object which may be used
for drawing object in the scene
"""
geometry = Geometry()
material = Material()
mtl_dirname = abspath(dirname(self.loader.mtl_source))
v_idx = 0
# create geometry for mesh
for f in self.faces:
verts = f[0]
norms = f[1]
tcs = f[2]
face3 = Face3(0, 0, 0)
for i, e in enumerate(['a', 'b', 'c']):
# get normal components
n = (0.0, 0.0, 0.0)
if norms[i] != -1:
n = self.loader.normals[norms[i] - 1]
face3.vertex_normals.append(n)
# get vertex components
v = self.loader.vertices[verts[i] - 1]
geometry.vertices.append(v)
setattr(face3, e, v_idx)
v_idx += 1
# get texture coordinate components
t = (0.0, 0.0)
if tcs[i] != -1:
t = self.loader.texcoords[tcs[i] - 1]
tc = Vector2(t[0], 1. - t[1])
geometry.face_vertex_uvs[0].append(tc)
geometry.faces.append(face3)
# apply material for object
if self.mtl_name in self.loader.mtl_contents:
raw_material = self.loader.mtl_contents[self.mtl_name]
# shader ignores values
zeros = ['0', '0.0', '0.00', '0.000', '0.0000',
'0.00000', '0.000000']
for k, v in raw_material.items():
_k = self._mtl_map.get(k, None)
# TODO: also handle map_Ka and map_Ks
if k in ["map_Kd", ]:
# TODO: map file path may contains spaces.
# current implementation fails.
map_path = join(mtl_dirname, v[0])
if not exists(map_path):
msg = u'WaveObject: Texture not found <{}>'
Logger.warning(msg.format(map_path))
continue
tex = Image(map_path).texture
material.map = tex
continue
if _k:
if len(v) == 1:
v[0] = '0.000001' if v[0] in zeros else v[0]
v = float(v[0])
if k == 'Tr':
v = 1. - v
setattr(material, _k, v)
else:
v = list(map(lambda x: float(x), v))
setattr(material, _k, v)
if not material.map:
material.map = Image(folder + '/empty.png').texture
material.texture_ratio = 0.0
mesh = Mesh(geometry, material)
return mesh