def __init__(self, size, data=None):
self.size = size
if data is None:
self.matrix = identity(self.size)
else:
self.matrix = data
self.c_matrix = typeutils.conv_list_2d(self.matrix, gl.GLfloat)
def __imul__(self, other):
if isinstance(other, Matrix):
if other.size != self.size:
errText = "size {}, expected {}".format(other.size, self.size)
raise ValueError(errText)
else:
self.matrix = matrix_multiply(self.matrix, other.matrix)
self.c_matrix = typeutils.conv_list_2d(self.matrix, gl.GLfloat)
return self
else:
return NotImplemented
def i_inverse(self):
""" Calculate the inverse of Matrix instance in-place. """
if self.size == 2:
self.matrix = inverse2(self.matrix)
elif self.size == 3:
self.matrix = inverse3(self.matrix)
elif self.size == 4:
self.matrix = inverse4(self.matrix)
else:
raise NotImplementedError("Matrix inverse of size {} not implemented.".format(self.size))
self.c_matrix = typeutils.conv_list_2d(self.matrix, gl.GLfloat)
return self
def i_transpose(self):
""" Transpose Matrix instance in-place. """
self.matrix = transpose(self.matrix)
self.c_matrix = typeutils.conv_list_2d(self.matrix, gl.GLfloat)
return self
