def main():
# Setup the scene
scene = Scene()
scene.add(Cube())
scene.look_at((2, 1, 1.5), (0, 0, 0))
scene.perspective(50, 0.1, 10)
# Render and display the scene
scene.render().show(show_hidden=True)
def main():
# Setup the scene
scene = Scene()
scene.add(Cube(translate=(2, 0, 0)))
scene.add(Pyramid())
scene.add(Cylinder(scale=(0.5, 0.5, 1), translate=(-2, 0, 0)))
scene.look_at((2, 6, 1.5), (0, 0, 0))
scene.perspective(70, 0.1, 10)
# Render and display the scene
scene.render().show(show_hidden=True)
def main():
scene = Scene()
scene.add(SegmentShape((0, -2, 1), (0, 1, 1)))
scene.add(SegmentShape((1, -0.1, 0.5), (-3, -0.1, 0.5))) # behind
scene.add(SegmentShape((-3, 0.1, 0.8), (1, 0.1, 0.8)))
scene.add(TriangleShape((1, 0, 0), (-1, 0, 0), (0, 0, 2)))
scene.look_at((2, 2, 1), (0, 0, 1))
scene.perspective(90, 0.1, 10)
scene.render().show(show_axes=True, show_grid=True)
def main():
scene = Scene()
scene.add(
Cylinder(vertical_segs=True, silhouette=False, translate=(0, -3, 0)))
scene.add(Cylinder(vertical_segs=False, silhouette=False))
scene.add(
Cylinder(vertical_segs=False, silhouette=True, translate=(0, 3, 0)))
scene.look_at((12, 0, 4), (0, 0, 0))
scene.perspective(50, 0.1, 20)
scene.render().show(show_hidden=True)
def main(silhouette: bool = False):
scene = Scene()
obj = OBJShape("deer.obj")
obj.rotate_x(-math.pi / 2)
obj.rotate_z(-math.pi / 2)
if silhouette:
obj.add(SilhouetteSkin(keep_segments=False))
scene.add(obj)
scene.look_at((2, 2, 2), (0, 0, 0.5))
scene.perspective(25, 0.1, 10)
scene.render().show()
def main():
# Setup the scene
scene = Scene()
n = Node()
n.add(Cube(scale=(10, 20, 6)))
for i in [2.5, -2.5]:
for j in [-7.5, -2.5, 2.5, 7.5]:
n.add(Cylinder(scale=(1.5, 1.5, 1), translate=(i, j, 3.5)))
scene.add(n)
scene.look_at((30, 30, 20), (0, 0, 0))
scene.perspective(50, 0.1, 10)
# Render and display the scene
scene.render().show()
def main(silhouette: bool = False):
scene = Scene()
n = Node()
for i in range(-10, 11, 2):
for j in range(-10, 11, 2):
h = 1 + random.random() * 2
c = Cube(scale=(1, 1, h), translate=(i, j, h / 2))
n.add(c)
if silhouette:
n.add(SilhouetteSkin(keep_segments=False))
scene.add(n)
scene.look_at((25, 22.5, 15), (0, 0, 0))
scene.perspective(50, 0.1, 10)
scene.render().show()
def test_pyramid(renderer_id):
scene = Scene()
scene.add(Pyramid())
scene.look_at((2, 6, 1.5), (0, 0, 0))
scene.perspective(70, 0.1, 10)
rs = scene.render(renderer_id, merge_lines=False)
assert rs.find_indices() == {1, 2, 5, 6, 7}
def main():
scene = Scene()
np.random.seed(0)
for i in range(-12, 13, 2):
for j in range(-12, 13, 2):
h = 1 + random.random() * 5
c = StrippedCube(scale=(1, 1, h), translate=(i, j, h / 2))
scene.add(c)
scene.look_at((1.1, 0.8, 8.2), (0, 0.2, 0))
scene.perspective(90, 0.1, 10)
rs = scene.render("v2")
rs.show()
def test_cubes_silhouette(renderer_id):
# TODO: this test must be generalised to the silhouette of any available scene
scene = Scene()
for i in range(0, 3, 2):
for j in range(2, 3, 2):
c = Cube(scale=(1, 1, 1), translate=(i, j, 0.5))
scene.add(c)
scene.add(SilhouetteSkin(keep_segments=False))
scene.look_at((25, 22.5, 15), (0, 0, 0))
scene.perspective(50, 0.1, 10)
rs = scene.render(renderer_id, merge_lines=False)
# by definition of a silhouette scene, every single segment must go through
assert rs.find_indices() == set(range(len(rs._projected_segments)))
def main(silhouette: bool = False):
scene = Scene()
obj = OBJShape("cow.obj")
obj.rotate_x(-math.pi / 2)
obj.rotate_z(-math.pi / 2)
if silhouette:
obj.add(SilhouetteSkin(keep_segments=False))
scene.add(obj)
scene.look_at((0.5, 2, 0.2), (0, 0, 0))
scene.perspective(40, 0.1, 10)
rs = scene.render("v2")
rs.show()
rs.save("cow_new.svg")
def test_city(renderer_id):
"""
This test case appeared as problematic at some point
"""
for i, j in [(0, 0), (-4, -2)]:
scene = Scene()
c = StrippedCube(scale=(1, 1, 1), translate=(i, j, 0.5))
scene.add(c)
scene.look_at((1.1, 0.8, 8.2), (0, 0.2, 0))
scene.perspective(90, 0.1, 10)
rs = scene.render(renderer_id, merge_lines=False)
expected_indices = {
8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
}
assert rs.find_indices() == expected_indices
def main(silhouette: bool = True):
scene = Scene()
n = Node()
for i in range(0, 3, 2):
for j in range(0, 1, 2):
h = 1
c = Cube(scale=(1, 1, h), translate=(i, j, h / 2))
n.add(c)
if silhouette:
n.add(SilhouetteSkin(keep_segments=False))
scene.add(n)
scene.look_at((25, 22.5, 15), (0, 0, 0))
scene.perspective(50, 0.1, 10)
rs = scene.render("v2", merge_lines=False)
print(rs.find_indices())
rs.show(show_faces=23, show_grid=True, show_axes=True)
def test_no_segment(renderer_id):
scene = Scene()
scene.add(
TriangleShape((1, 0, 0), (-1, 0, 0), (0, 0, 2), add_segments=False))
scene.look_at((2, 2, 1), (0, 0, 1))
scene.render(renderer_id)
def test_no_face(renderer_id):
scene = Scene()
scene.add(SegmentShape((0, -2, 1), (0, 1, 1)))
scene.look_at((2, 2, 1), (0, 0, 1))
scene.render(renderer_id)
def test_empty_scene(renderer_id):
scene = Scene()
scene.look_at((2, 2, 1), (0, 0, 1))
scene.render(renderer_id)
