def test_viewport_arbitrary(self):
"""
Test arbitrary viewport.
:return:
"""
bed_width = Length(amount=random.randint(0, 65535 * 1000)).length_mm
bed_height = Length(amount=random.randint(0, 65535 * 1000)).length_mm
for i in range(100):
view = ViewPort(
bed_width,
bed_height,
user_scale_x=1.0,
user_scale_y=1.0,
native_scale_x=UNITS_PER_MIL,
native_scale_y=UNITS_PER_MIL,
origin_x=random.random(),
origin_y=random.random(),
flip_x=bool(random.randint(0, 1)),
flip_y=bool(random.randint(0, 1)),
swap_xy=bool(random.randint(0, 1)),
)
x, y = view.scene_to_device_position(0, 0)
x, y = view.device_to_scene_position(x, y)
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
def test_viewport_balor_flip_x(self):
"""
Test Balor-esque viewport.
Center x, y. flip_x
:return:
"""
lens_size = "110mm"
unit_size = float(Length(lens_size))
galvo_range = 0xFFFF
units_per_galvo = unit_size / galvo_range
view = ViewPort(
lens_size,
lens_size,
native_scale_x=units_per_galvo,
native_scale_y=units_per_galvo,
origin_x=0.5,
origin_y=0.5,
flip_x=True,
)
x, y = view.device_to_scene_position(0x8000, 0x8000)
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
def test_viewport_grbl(self):
"""
Test GRBL-esque viewport.
:return:
"""
bed_size = "225mm"
view = ViewPort(
bed_size,
bed_size,
native_scale_x=UNITS_PER_MIL,
native_scale_y=UNITS_PER_MIL,
origin_x=0,
origin_y=1,
flip_y=True,
)
x, y = view.scene_to_device_position(0, 0)
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, Length(bed_size).mil - 10)
self.assertGreaterEqual(Length(bed_size).mil + 10, y)
x, y = view.scene_to_device_position(0, float(Length(bed_size)))
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
x, y = view.device_to_scene_position(0, Length(bed_size).mil)
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
def test_viewport_grbl_user_scale(self):
"""
Test GRBL-esque viewport. User-scaled to mm
:return:
"""
bed_size = "225mm"
view = ViewPort(
bed_size,
bed_size,
user_scale_x=1.0 / Length("1mil").mm,
user_scale_y=1.0 / Length("1mil").mm,
native_scale_x=UNITS_PER_MIL,
native_scale_y=UNITS_PER_MIL,
origin_x=0,
origin_y=1,
flip_y=True,
)
x, y = view.scene_to_device_position(0, 0)
self.assertGreaterEqual(x, -1)
self.assertGreaterEqual(1, x)
self.assertGreaterEqual(y, Length(bed_size).mm - 1)
self.assertGreaterEqual(Length(bed_size).mm + 1, y)
x, y = view.scene_to_device_position(0, float(Length(bed_size)))
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
x, y = view.device_to_scene_position(0, Length(bed_size).mm)
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
def test_viewport_lihuiyu_swap_xy(self):
"""
Test Lihuiyu-esque viewport. User-scaled to mm
:return:
"""
bed_width = "330mm"
bed_height = "225mm"
view = ViewPort(
bed_width,
bed_height,
user_scale_x=1.2,
user_scale_y=1.0,
native_scale_x=UNITS_PER_MIL,
native_scale_y=UNITS_PER_MIL,
origin_x=0,
origin_y=0,
swap_xy=True,
)
x, y = view.scene_to_device_position(0, 0)
self.assertGreaterEqual(x, -1)
self.assertGreaterEqual(1, x)
self.assertGreaterEqual(y, -1)
self.assertGreaterEqual(1, y)
x, y = view.scene_to_device_position(0, 0)
self.assertGreaterEqual(x, -10)
self.assertGreaterEqual(10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
x, y = view.device_to_scene_position(0, Length(bed_height).mil)
self.assertGreaterEqual(x, float(Length(bed_height)) - 10)
self.assertGreaterEqual(float(Length(bed_height)) + 10, x)
self.assertGreaterEqual(y, -10)
self.assertGreaterEqual(10, y)
x, y = view.device_to_scene_position(
Length(bed_width).mil,
Length(bed_height).mil)
self.assertGreaterEqual(x, float(Length(bed_height)) - 10)
self.assertGreaterEqual(float(Length(bed_height)) + 10, x)
self.assertGreaterEqual(y, float(Length(bed_width)) * 1.2 - 10)
self.assertGreaterEqual(float(Length(bed_width)) * 1.2 + 10, y)