def test_create_from_scale( self ):
scale = numpy.array( [ 2.0, 3.0, 4.0 ] )
mat = matrix33.create_from_scale( scale )
result = mat.diagonal()
expected = scale
# extract the diagonal scale and ignore the last value
self.assertTrue(
numpy.array_equal( result, expected ),
"Matrix33 scale not set properly"
)
def prep(self, shader, aspect_ratio, scale_val=None, angle=90.0):
self.shader = shader
self.shader.use()
if scale_val:
self.scale = scale_val
view = matrix44.create_from_translation(Vector3(DEFAULT_VIEW))
self.shader.set_mat4('view', view)
projection = matrix44.create_perspective_projection_matrix(
angle, aspect_ratio, PROJECTION_NEAR, PROJECTION_FAR)
self.shader.set_mat4('projection', projection)
scale = matrix33.create_from_scale(
Vector3([self.scale, self.scale, self.scale]))
scale = matrix44.create_from_matrix33(scale)
self.shader.set_mat4('scale', scale)
def test_create_from_scale(self):
scale = np.array([2.0, 3.0, 4.0])
mat = matrix33.create_from_scale(scale)
result = mat.diagonal()
expected = scale
self.assertTrue(np.array_equal(result, expected))
def test_create_from_scale(self):
scale = np.array([ 2.0, 3.0, 4.0])
mat = matrix33.create_from_scale(scale)
result = mat.diagonal()
expected = scale
self.assertTrue(np.array_equal(result, expected))
