def test_operators_matrix44(self):
m1 = Matrix44.identity()
m2 = Matrix44.from_x_rotation(0.5)
# add
self.assertTrue(np.array_equal(m1 + m2, matrix44.create_identity() + matrix44.create_from_x_rotation(0.5)))
# subtract
self.assertTrue(np.array_equal(m1 - m2, matrix44.create_identity() - matrix44.create_from_x_rotation(0.5)))
# multiply
self.assertTrue(np.array_equal(m1 * m2, matrix44.multiply(matrix44.create_from_x_rotation(0.5), matrix44.create_identity())))
# divide
self.assertRaises(ValueError, lambda: m1 / m2)
# inverse
self.assertTrue(np.array_equal(~m2, matrix44.inverse(matrix44.create_from_x_rotation(0.5))))
# ==
self.assertTrue(Matrix44() == Matrix44())
self.assertFalse(Matrix44() == Matrix44([1. for n in range(16)]))
# !=
self.assertTrue(Matrix44() != Matrix44([1. for n in range(16)]))
self.assertFalse(Matrix44() != Matrix44())
def _gl_look_at(self, pos, target, up) -> numpy.ndarray:
"""The standard lookAt method.
Args:
pos: current position
target: target position to look at
up: direction up
Returns:
numpy.ndarray: The matrix
"""
z = vector.normalise(pos - target)
x = vector.normalise(vector3.cross(vector.normalise(up), z))
y = vector3.cross(z, x)
translate = matrix44.create_identity()
translate[3][0] = -pos.x
translate[3][1] = -pos.y
translate[3][2] = -pos.z
rotate = matrix44.create_identity()
rotate[0][0] = x[0] # -- X
rotate[1][0] = x[1]
rotate[2][0] = x[2]
rotate[0][1] = y[0] # -- Y
rotate[1][1] = y[1]
rotate[2][1] = y[2]
rotate[0][2] = z[0] # -- Z
rotate[1][2] = z[1]
rotate[2][2] = z[2]
return matrix44.multiply(translate, rotate)
def test_operators_matrix44(self):
m1 = Matrix44.identity()
m2 = Matrix44.from_x_rotation(0.5)
# add
self.assertTrue(
np.array_equal(
m1 + m2,
matrix44.create_identity() +
matrix44.create_from_x_rotation(0.5)))
# subtract
self.assertTrue(
np.array_equal(
m1 - m2,
matrix44.create_identity() -
matrix44.create_from_x_rotation(0.5)))
# multiply
self.assertTrue(
np.array_equal(
m1 * m2,
matrix44.multiply(matrix44.create_identity(),
matrix44.create_from_x_rotation(0.5))))
# divide
self.assertRaises(ValueError, lambda: m1 / m2)
# inverse
self.assertTrue(
np.array_equal(
~m2, matrix44.inverse(matrix44.create_from_x_rotation(0.5))))
def init():
global shaderProgram
global vao
global vbo
global mvp
glClearColor(0, 0, 0, 0)
vertex_code = readShaderFile('piramide.vp')
fragment_code = readShaderFile('piramide.fp')
# compile shaders and program
vertexShader = shaders.compileShader(vertex_code, GL_VERTEX_SHADER)
fragmentShader = shaders.compileShader(fragment_code, GL_FRAGMENT_SHADER)
shaderProgram = shaders.compileProgram(vertexShader, fragmentShader)
# Create and bind the Vertex Array Object
vao = GLuint(0)
glGenVertexArrays(1, vao)
glBindVertexArray(vao)
# Create and bind the Vertex Buffer Object
vbo = glGenBuffers(1)
glBindBuffer(GL_ARRAY_BUFFER, vbo)
glBufferData(GL_ARRAY_BUFFER, piramide['vertices'], GL_STATIC_DRAW)
glVertexAttribPointer(
0, 3, GL_FLOAT, False, 6 * sizeof(GLfloat),
ctypes.c_void_p(0)) # first 0 is the location in shader
glVertexAttribPointer(
1, 3, GL_FLOAT, False, 6 * sizeof(GLfloat),
ctypes.c_void_p(3 *
sizeof(GLfloat))) # first 0 is the location in shader
glEnableVertexAttribArray(0)
# 0=location do atributo, tem que ativar todos os atributos inicialmente sao desabilitados por padrao
glEnableVertexAttribArray(1)
# 1=location do atributo, tem que ativar todos os atributos inicialmente sao desabilitados por padrao
# cria a matriz de transformação
mvp['model'] = matrix44.create_identity()
# rotacao
rot = matrix44.create_from_y_rotation(math.radians(10))
mvp['model'] = matrix44.multiply(mvp['model'], rot) # matrix model
mvp['view'] = matrix44.create_identity() # matrix view
mvp['projection'] = matrix44.create_identity() # matrix projection
# atribui uma variavel uniforme para cada matriz
mvp['idMod'] = glGetUniformLocation(shaderProgram, "model")
mvp['idView'] = glGetUniformLocation(shaderProgram, "view")
mvp['idProj'] = glGetUniformLocation(shaderProgram, "projection")
# Note that this is allowed, the call to glVertexAttribPointer registered VBO
# as the currently bound vertex buffer object so afterwards we can safely unbind
glBindBuffer(GL_ARRAY_BUFFER, 0)
# Unbind VAO (it's always a good thing to unbind any buffer/array to prevent strange bugs)
glBindVertexArray(0)
def test_operators_matrix33(self):
m1 = Matrix44.identity()
m2 = Matrix33.from_x_rotation(0.5)
# add
self.assertTrue(np.array_equal(m1 + m2, matrix44.create_identity() + matrix44.create_from_x_rotation(0.5)))
# subtract
self.assertTrue(np.array_equal(m1 - m2, matrix44.create_identity() - matrix44.create_from_x_rotation(0.5)))
# multiply
self.assertTrue(np.array_equal(m1 * m2, matrix44.multiply(matrix44.create_identity(), matrix44.create_from_x_rotation(0.5))))
# divide
self.assertRaises(ValueError, lambda: m1 / m2)
def __init__(self, name, **kwargs):
"""Create a scene with a name.
Args:
name (str): Unique name or path for the scene
"""
self.name = name
self.root_nodes = []
# References resources in the scene
self.nodes = []
self.materials = []
self.meshes = []
self.cameras = []
self.bbox_min = None # Type: numpy.ndarray
self.bbox_max = None # Type: numpy.ndarray
self.diagonal_size = 1.0
self.bbox_vao = geometry.bbox()
global DEFAULT_BBOX_PROGRAM
if DEFAULT_BBOX_PROGRAM is None:
DEFAULT_BBOX_PROGRAM = programs.load(
ProgramDescription(path='scene_default/bbox.glsl'), )
self.bbox_program = DEFAULT_BBOX_PROGRAM
global DEFAULT_WIREFRAME_PROGRAM
if DEFAULT_WIREFRAME_PROGRAM is None:
DEFAULT_WIREFRAME_PROGRAM = programs.load(
ProgramDescription(path='scene_default/wireframe.glsl'), )
self.wireframe_program = DEFAULT_WIREFRAME_PROGRAM
self._matrix = matrix44.create_identity(dtype='f4')
def __init__(self, name, mesh_programs=None, **kwargs):
"""
:param name: Unique name or path for the scene
:param mesh_programs: List of MeshPrograms to apply to the scene
:param loader: Loader class for the scene if relevant
"""
self.name = name
self.root_nodes = []
# References resources in the scene
self.nodes = []
self.materials = []
self.meshes = []
self.cameras = []
self.bbox_min = None
self.bbox_max = None
self.diagonal_size = 1.0
self.bbox_vao = geometry.bbox()
self.bbox_program = programs.load(ProgramDescription(
label='scene_default/bbox.glsl',
path='scene_default/bbox.glsl'))
self._view_matrix = matrix44.create_identity()
def __init__(self, data):
self.children = data.get('children')
self.matrix = data.get('matrix')
self.mesh = data.get('mesh')
self.camera = data.get('camera')
self.translation = data.get('translation')
self.rotation = data.get('rotation')
self.scale = data.get('scale')
if self.matrix is None:
self.matrix = matrix44.create_identity()
if self.translation is not None:
self.matrix = matrix44.create_from_translation(self.translation)
if self.rotation is not None:
quat = quaternion.create(self.rotation[0], self.rotation[1],
self.rotation[2], self.rotation[3])
mat = matrix44.create_from_quaternion(quat)
self.matrix = matrix44.multiply(mat, self.matrix)
if self.scale is not None:
self.matrix = matrix44.multiply(
matrix44.create_from_scale(self.scale), self.matrix)
def __init__(self, name, color, nVet, vao, vbo):
self.name = name # nome
self.color = color # cor
self.model = mat4.create_identity() # matrix model
self.nVet = nVet # num de vertices
self.vao = vao
self.vbo = vbo
def __init__(self, **kwargs):
super().__init__(**kwargs)
if self.wnd.name != 'pygame2':
raise RuntimeError(
'This example only works with --window pygame2 option')
self.pg_res = (160, 160)
# Create a 24bit (rgba) offscreen surface pygame can render to
self.pg_screen = pygame.Surface(self.pg_res, flags=pygame.SRCALPHA)
# 24 bit (rgba) moderngl texture
self.pg_texture = self.ctx.texture(self.pg_res, 4)
self.pg_texture.filter = moderngl.NEAREST, moderngl.NEAREST
# Simple geometry and shader to render
self.cube = geometry.cube(size=(2.0, 2.0, 2.0))
self.texture_prog = self.load_program(
'programs/cube_simple_texture.glsl')
self.texture_prog['m_proj'].write(
matrix44.create_perspective_projection(60,
self.wnd.aspect_ratio,
1,
100,
dtype='f4'))
self.texture_prog['m_model'].write(
matrix44.create_identity(dtype='f4'))
def prepare(self) -> None:
"""prepare the scene for rendering.
Calls ``apply_mesh_programs()`` assigning default meshprograms if needed
and sets the model matrix.
"""
self.apply_mesh_programs()
# Recursively calculate model matrices
self.matrix = matrix44.create_identity(dtype='f4')
def test_create_identity( self ):
result = matrix44.create_identity()
expected = numpy.eye( 4 )
self.assertTrue(
numpy.array_equal( result, expected ),
"Matrix44 identity incorrect"
)
def test_create_matrix33_view( self ):
mat = matrix44.create_identity()
result = matrix44.create_matrix33_view( mat )
expected = numpy.eye( 3 )
self.assertTrue(
numpy.array_equal( result, expected ),
"Matrix44 create_matrix33_view incorrect"
)
def calc_scene_bbox(self) -> None:
"""Calculate scene bbox"""
bbox_min, bbox_max = None, None
for node in self.root_nodes:
bbox_min, bbox_max = node.calc_global_bbox(
matrix44.create_identity(dtype='f4'), bbox_min, bbox_max)
self.bbox_min = bbox_min
self.bbox_max = bbox_max
self.diagonal_size = vector3.length(self.bbox_max - self.bbox_min)
def __init__(self):
self.objs = []
self.view = mat4.create_identity() # matriz view
self.projection = mat4.create_orthogonal_projection(-2, 2, -2, 2, -2, 2) # matriz projection
self.lights = []
self.camPos = [0.0, 0.0, 0.0]
self.camLookAt = [0.0, 0.0, -1.0]
self.shader = None
self.diffuse = 0.2
self.ambient = 0.2
self.specular = 0.2
def identity():
mat = matrix44.create_identity()
vec = vector3.unit.x
result = matrix44.apply_to_vector( mat, vec )
expected = vec
self.assertTrue(
numpy.array_equal( result, expected ),
"Matrix44 apply_to_vector incorrect with identity"
)
def translation():
mat = matrix44.create_identity()
vec = numpy.array([0.0, 0.0, 0.0])
mat[3,0:3] = [1.0, 2.0, 3.0]
result = matrix44.apply_to_vector( mat, vec )
expected = mat[3,0:3]
self.assertTrue(
numpy.allclose( result, expected ),
"Matrix44 apply_to_vector incorrect with translation"
)
def test_operators_vector4(self):
m = Matrix44.identity()
v = Vector4([1,1,1,1])
# add
self.assertRaises(ValueError, lambda: m + v)
# subtract
self.assertRaises(ValueError, lambda: m - v)
# multiply
self.assertTrue(np.array_equal(m * v, matrix44.apply_to_vector(matrix44.create_identity(), [1,1,1,1])))
# divide
self.assertRaises(ValueError, lambda: m / v)
def test_operators_vector4(self):
m = Matrix44.identity()
v = Vector4([1,1,1,1])
# add
self.assertRaises(ValueError, lambda: m + v)
# subtract
self.assertRaises(ValueError, lambda: m - v)
# multiply
self.assertTrue(np.array_equal(m * v, matrix44.apply_to_vector(matrix44.create_identity(), [1,1,1,1])))
# divide
self.assertRaises(ValueError, lambda: m / v)
def test_operators_quaternion(self):
m = Matrix44.identity()
q = Quaternion.from_x_rotation(0.7)
# add
self.assertRaises(ValueError, lambda: m + q)
# subtract
self.assertRaises(ValueError, lambda: m - q)
# multiply
self.assertTrue(np.array_equal(m * q, matrix44.multiply(matrix44.create_identity(), matrix44.create_from_quaternion(quaternion.create_from_x_rotation(0.7)))))
# divide
self.assertRaises(ValueError, lambda: m / q)
def test_create(self):
self.instance.add_point_light(position=[0.0, 0.0, 0.0], radius=40.0)
cube = geometry.cube(width=8.0, height=8.0, depth=8.0)
geo_shader_color = self.load_program(
path="deferred/geometry_color.glsl")
projection = Projection()
with self.instance.gbuffer_scope:
cube.render(geo_shader_color)
self.instance.render_lights(
matrix44.create_identity(dtype='f4'),
projection,
)
self.instance.combine()
self.instance.clear()
def __init__(self, name, **kwargs):
"""Create a scene with a name.
Args:
name (str): Unique name or path for the scene
"""
self.name = name
self.root_nodes = []
# References resources in the scene
self.nodes = []
self.materials = []
self.meshes = []
self.cameras = []
self.bbox_min = None # Type: numpy.ndarray
self.bbox_max = None # Type: numpy.ndarray
self.diagonal_size = 1.0
self.bbox_vao = geometry.bbox()
if self.ctx.extra is None:
self.ctx.extra = {}
# Load bbox program and cache in the context
self.bbox_program = self.ctx.extra.get("DEFAULT_BBOX_PROGRAM")
if not self.bbox_program:
self.bbox_program = programs.load(
ProgramDescription(path="scene_default/bbox.glsl"), )
self.ctx.extra["DEFAULT_BBOX_PROGRAM"] = self.bbox_program
# Load wireframe program and cache in the context
self.wireframe_program = self.ctx.extra.get(
"DEFAULT_WIREFRAME_PROGRAM")
if not self.wireframe_program:
self.wireframe_program = programs.load(
ProgramDescription(path="scene_default/wireframe.glsl"), )
self.ctx.extra[
"DEFAULT_WIREFRAME_PROGRAM"] = self.wireframe_program
self._matrix = matrix44.create_identity(dtype="f4")
def test_operators_quaternion(self):
m = Matrix44.identity()
q = Quaternion.from_x_rotation(0.7)
# add
self.assertRaises(ValueError, lambda: m + q)
# subtract
self.assertRaises(ValueError, lambda: m - q)
# multiply
self.assertTrue(
np.array_equal(
m * q,
matrix44.multiply(
matrix44.create_identity(),
matrix44.create_from_quaternion(
quaternion.create_from_x_rotation(0.7)))))
# divide
self.assertRaises(ValueError, lambda: m / q)
def __init__(self, order, shader, parent=None, x=0.0, y=0.0, active=True):
super().__init__(order, parent=parent)
if active:
CameraGrp.active_cam = self
self.x, self.y = x, y
self.width = 1280
self.height = 720
self.hw, self.hh = self.width / 2, self.height / 2
self._zoom = 50.0
self.shader = shader
self.is_ortho = True #ortho
self.ortho = None
self.persp = None
self.projection = None
self.view = None
self.default_proj = None
self.default_view = matrix44.create_identity()
self.up_x = 0.0
self.up_y = 1.0
self._angle = 0.0
self.calc_projection()
def __init__(self, name, **kwargs):
"""Create a scene with a name.
Args:
name (str): Unique name or path for the scene
"""
self.name = name
self.root_nodes = []
# References resources in the scene
self.nodes = []
self.materials = []
self.meshes = []
self.cameras = []
self.bbox_min = None # Type: numpy.ndarray
self.bbox_max = None # Type: numpy.ndarray
self.diagonal_size = 1.0
self.bbox_vao = geometry.bbox()
self.bbox_program = programs.load(
ProgramDescription(path='scene_default/bbox.glsl'), )
self._model_matrix = matrix44.create_identity()
def __init__(self):
self.sky_sphere = geometry.sphere(100.0)
self.sky_texture = self.get_texture('milkyway')
self.sky_shader = self.get_program('milkyway')
self.sun_sphere = geometry.sphere(10.0)
self.sun_shader = self.get_program('sun')
self.sun_texture = self.get_texture('sun')
# Matrices
self.projection_bytes = self.sys_camera.projection.tobytes()
self.sun_matrix = matrix44.create_identity()
# Default shader parameters
self.sky_shader['m_proj'].write(self.projection_bytes)
self.sky_shader['texture0'].value = 0
self.sky_texture.use(location=0)
# self.sun_shader['m_proj'].write(self.projection_bytes)
# self.sun_shader['texture0'].value = 1
self.sun_pos = None
self.earth = EarthEffect(parent=self)
def init():
global shaderProgram
global vao
global vbo
global model
global idMod
global view
global idView
global projection
global idProj
global idColor
global idLight
global idLightPos
global idViewPos
global posCam
glClearColor(0, 0, 0, 0)
vertex_code = readShaderFile('cuboLuz.vp')
fragment_code = readShaderFile('cuboLuz.fp')
# compile shaders and program
vertexShader = shaders.compileShader(vertex_code, GL_VERTEX_SHADER)
fragmentShader = shaders.compileShader(fragment_code, GL_FRAGMENT_SHADER)
shaderProgram = shaders.compileProgram(vertexShader, fragmentShader)
# cria um vao
vao = GLuint(0)
glGenVertexArrays(1, vao)
glBindVertexArray(vao)
# dados do objeto q serao passados para o shaders (vertices e vetores normais)
vertices = np.array(readVertexData(), dtype='f')
print("vertices:", len(vertices) // 6)
print(vertices)
vbo = glGenBuffers(1) # gera vbos
glBindBuffer(GL_ARRAY_BUFFER, vbo)
glBufferData(GL_ARRAY_BUFFER, vertices, GL_STATIC_DRAW)
glVertexAttribPointer(0, 3, GL_FLOAT, False, 6 * sizeof(GLfloat),
ctypes.c_void_p(3 * sizeof(GLfloat))) # vertices
glVertexAttribPointer(1, 3, GL_FLOAT, False, 6 * sizeof(GLfloat),
ctypes.c_void_p(0)) # vertores normais
# habilita os atributos
glEnableVertexAttribArray(0)
glEnableVertexAttribArray(1)
# cria a matriz de transformação
model = matrix44.create_identity()
#ratacoes
rotY = matrix44.create_from_y_rotation(math.radians(45))
rotx = matrix44.create_from_x_rotation(math.radians(45))
rotT = matrix44.multiply(rotY, rotx)
model = matrix44.multiply(model, rotT)
posCam = [0.0, 0.0, 0.0]
view = matrix44.create_look_at(posCam, [0.0, 0.0, -0.1], [0.0, 1.0, 0.0])
projection = matrix44.create_orthogonal_projection(-2.0, 2.0, -2.0, 2.0,
2.0,
-2.0) # amplia a visao
print(f'Model:\n{model}\n')
print(f'View:\n{view}\n')
print(f'Projection:\n{projection}\n')
# atribui uma variavel uniforme para cada matriz
idMod = glGetUniformLocation(shaderProgram, "model")
idView = glGetUniformLocation(shaderProgram, "view")
idProj = glGetUniformLocation(shaderProgram, "projection")
# iluminação
idColor = glGetUniformLocation(shaderProgram, "objectColor")
idLight = glGetUniformLocation(shaderProgram, "lightColor")
idLightPos = glGetUniformLocation(shaderProgram, "lightPos")
idViewPos = glGetUniformLocation(shaderProgram, "viewPos")
# Note that this is allowed, the call to glVertexAttribPointer registered VBO
# as the currently bound vertex buffer object so afterwards we can safely unbind
glBindBuffer(GL_ARRAY_BUFFER, 0)
# Unbind VAO (it's always a good thing to unbind any buffer/array to prevent strange bugs)
glBindVertexArray(0)
def prepare(self):
self.apply_mesh_programs()
self.view_matrix = matrix44.create_identity()
def test_multiply_identity(self):
m1 = matrix44.create_identity()
m2 = matrix44.create_identity()
result = matrix44.multiply(m1, m2)
self.assertTrue(np.allclose(result, np.dot(m1,m2)))
while True: inputHandler.handleInput() glBindFramebuffer(GL_FRAMEBUFFER, framebufferName); glViewport(0,0,HEIGHT,WIDTH) glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ) glUseProgram( programId ) timePassed = clock.tick() camera.regenProjectionMatrix() projection = camera.getProjectionMatrix() camera.regenViewMatrix() view = camera.getViewMatrix() model = array(mat4.create_identity(), dtype=float32) MVP = array( mat4.multiply(mat4.multiply(model, view), projection ), dtype=float32) glUniformMatrix4fv( matrixId, 1, GL_FALSE, MVP ) glActiveTexture(GL_TEXTURE0) glBindTexture(GL_TEXTURE_2D, textureId) glUniform1i(textureSamplerId, 0); glEnableClientState(GL_VERTEX_ARRAY) glEnableClientState(GL_NORMAL_ARRAY) vert_norm_vbo.bind() index_vbo.bind() glVertexPointerf( vert_norm_vbo ) glNormalPointerf( vert_norm_vbo + len(vert_array) )
def test_create_identity(self):
result = matrix44.create_identity()
np.testing.assert_almost_equal(result, np.eye(4), decimal=5)
def test_apply_to_vector_identity(self):
mat = matrix44.create_identity()
result = matrix44.apply_to_vector(mat, [1.,0.,0.])
np.testing.assert_almost_equal(result, [1.,0.,0.], decimal=5)
def test_multiply_identity(self):
m1 = matrix44.create_identity()
m2 = matrix44.create_identity()
result = matrix44.multiply(m1, m2)
self.assertTrue(np.allclose(result, np.dot(m1, m2)))
def test_apply_to_vector_identity(self):
mat = matrix44.create_identity()
result = matrix44.apply_to_vector(mat, [1., 0., 0.])
np.testing.assert_almost_equal(result, [1., 0., 0.], decimal=5)
def test_create_identity(self):
result = matrix44.create_identity()
np.testing.assert_almost_equal(result, np.eye(4), decimal=5)
def __init__(self, entityName, componentInfo): Component.__init__(self, entityName, componentInfo) self.position = vector3.create(self.pos[0], self.pos[1], self.pos[2]) self.rotation = quaternion.create_from_z_rotation(self.rotAngle) self.worldMatrix = matrix44.create_identity() self.dirty = True
def test_create_matrix33_view( self ):
mat = matrix44.create_identity()
result = matrix44.create_matrix33_view(mat)
np.testing.assert_almost_equal(result, mat[:3,:3], decimal=5)
mat[0,0] = 2.
np.testing.assert_almost_equal(result, mat[:3,:3], decimal=5)
def test_operators_number(self):
m = Matrix44.identity()
fv = np.empty((1,), dtype=[('i', np.int16, 1),('f', np.float32, 1)])
fv[0] = (2, 2.0)
# add
self.assertTrue(np.array_equal(m + 1.0, matrix44.create_identity()[:] + 1.0))
self.assertTrue(np.array_equal(m + 1, matrix44.create_identity()[:] + 1.0))
self.assertTrue(np.array_equal(m + np.float(1.), matrix44.create_identity()[:] + 1.0))
self.assertTrue(np.array_equal(m + fv[0]['f'], matrix44.create_identity()[:] + 2.0))
self.assertTrue(np.array_equal(m + fv[0]['i'], matrix44.create_identity()[:] + 2.0))
# subtract
self.assertTrue(np.array_equal(m - 1.0, matrix44.create_identity()[:] - 1.0))
self.assertTrue(np.array_equal(m - 1, matrix44.create_identity()[:] - 1.0))
self.assertTrue(np.array_equal(m - np.float(1.), matrix44.create_identity()[:] - 1.0))
self.assertTrue(np.array_equal(m - fv[0]['f'], matrix44.create_identity()[:] - 2.0))
self.assertTrue(np.array_equal(m - fv[0]['i'], matrix44.create_identity()[:] - 2.0))
# multiply
self.assertTrue(np.array_equal(m * 2.0, matrix44.create_identity()[:] * 2.0))
self.assertTrue(np.array_equal(m * 2, matrix44.create_identity()[:] * 2.0))
self.assertTrue(np.array_equal(m * np.float(2.), matrix44.create_identity()[:] * 2.0))
self.assertTrue(np.array_equal(m * fv[0]['f'], matrix44.create_identity()[:] * 2.0))
self.assertTrue(np.array_equal(m * fv[0]['i'], matrix44.create_identity()[:] * 2.0))
# divide
self.assertTrue(np.array_equal(m / 2.0, matrix44.create_identity()[:] / 2.0))
self.assertTrue(np.array_equal(m / 2, matrix44.create_identity()[:] / 2.0))
self.assertTrue(np.array_equal(m / np.float(2.), matrix44.create_identity()[:] / 2.0))
self.assertTrue(np.array_equal(m / fv[0]['f'], matrix44.create_identity()[:] / 2.0))
self.assertTrue(np.array_equal(m / fv[0]['i'], matrix44.create_identity()[:] / 2.0))
def set_state(self):
#self.shader.uniforms.colorize = 1
#self.shader.uniforms.clr_clr = self.color
self.shader.uniforms.trfm = matrix44.create_identity(
) #Clean transform matrix before draw lables TODO move somewhere
def test_create_matrix33_view(self):
mat = matrix44.create_identity()
result = matrix44.create_matrix33_view(mat)
np.testing.assert_almost_equal(result, mat[:3, :3], decimal=5)
mat[0, 0] = 2.
np.testing.assert_almost_equal(result, mat[:3, :3], decimal=5)
def test_operators_number(self):
m = Matrix44.identity()
fv = np.empty((1, ), dtype=[('i', np.int16, 1), ('f', np.float32, 1)])
fv[0] = (2, 2.0)
# add
self.assertTrue(
np.array_equal(m + 1.0,
matrix44.create_identity()[:] + 1.0))
self.assertTrue(
np.array_equal(m + 1,
matrix44.create_identity()[:] + 1.0))
self.assertTrue(
np.array_equal(m + np.float(1.),
matrix44.create_identity()[:] + 1.0))
self.assertTrue(
np.array_equal(m + fv[0]['f'],
matrix44.create_identity()[:] + 2.0))
self.assertTrue(
np.array_equal(m + fv[0]['i'],
matrix44.create_identity()[:] + 2.0))
# subtract
self.assertTrue(
np.array_equal(m - 1.0,
matrix44.create_identity()[:] - 1.0))
self.assertTrue(
np.array_equal(m - 1,
matrix44.create_identity()[:] - 1.0))
self.assertTrue(
np.array_equal(m - np.float(1.),
matrix44.create_identity()[:] - 1.0))
self.assertTrue(
np.array_equal(m - fv[0]['f'],
matrix44.create_identity()[:] - 2.0))
self.assertTrue(
np.array_equal(m - fv[0]['i'],
matrix44.create_identity()[:] - 2.0))
# multiply
self.assertTrue(
np.array_equal(m * 2.0,
matrix44.create_identity()[:] * 2.0))
self.assertTrue(
np.array_equal(m * 2,
matrix44.create_identity()[:] * 2.0))
self.assertTrue(
np.array_equal(m * np.float(2.),
matrix44.create_identity()[:] * 2.0))
self.assertTrue(
np.array_equal(m * fv[0]['f'],
matrix44.create_identity()[:] * 2.0))
self.assertTrue(
np.array_equal(m * fv[0]['i'],
matrix44.create_identity()[:] * 2.0))
# divide
self.assertTrue(
np.array_equal(m / 2.0,
matrix44.create_identity()[:] / 2.0))
self.assertTrue(
np.array_equal(m / 2,
matrix44.create_identity()[:] / 2.0))
self.assertTrue(
np.array_equal(m / np.float(2.),
matrix44.create_identity()[:] / 2.0))
self.assertTrue(
np.array_equal(m / fv[0]['f'],
matrix44.create_identity()[:] / 2.0))
self.assertTrue(
np.array_equal(m / fv[0]['i'],
matrix44.create_identity()[:] / 2.0))
