panda3d/tests/linmath/test_lvector4.py
rdb 8944737844 linmath: Support floor division for vector types
Also fix __pow__ so that it returns the derived type, not the base type
2021-02-22 20:01:30 +01:00

141 lines
3.9 KiB
Python

from math import floor, ceil
from panda3d.core import Vec2, Vec3, Vec4, Vec4F, Vec4D
from panda3d import core
import pytest
def test_round():
original_vector = Vec4(2.3, -2.6, 3.5, 1)
rounded_vector = round(original_vector)
assert rounded_vector.x == 2
assert rounded_vector.y == -3
assert rounded_vector.z == 4
assert rounded_vector.w == 1
def test_floor():
original_vector = Vec4(2.3, -2.6, 3.5, 1)
rounded_vector = floor(original_vector)
assert rounded_vector.x == 2
assert rounded_vector.y == -3
assert rounded_vector.z == 3
assert rounded_vector.w == 1
def test_ceil():
original_vector = Vec4(2.3, -2.6, 3.5, 1)
rounded_vector = ceil(original_vector)
assert rounded_vector.x == 3
assert rounded_vector.y == -2
assert rounded_vector.z == 4
assert rounded_vector.w == 1
def test_vec4_creation():
assert Vec4(x=1, y=2, z=1, w=7) == Vec4(1, 2, 1, 7) == Vec4((1, 2, 1, 7))
def test_vec4_getter_setter():
original_vector = Vec4(2, 3, 7, 9)
assert original_vector.x == 2
assert original_vector.y == 3
assert original_vector.z == 7
assert original_vector.w == 9
original_vector.x = 1
original_vector.y = 3
original_vector.z = 5
original_vector.w = -8
assert original_vector == Vec4(1, 3, 5, -8)
original_vector[0] = 3
original_vector[1] = 1
original_vector[2] = 1
original_vector[3] = -2
assert original_vector == Vec4(3, 1, 1, -2)
original_vector.set_x(-8)
original_vector.set_y(6)
original_vector.set_z(10)
original_vector.set_w(30)
assert original_vector.x == -8
assert original_vector.y == 6
assert original_vector.z == 10
assert original_vector.w == 30
def test_vec4_sum():
original_vector = Vec4(2, 3, -2, 1)
assert original_vector + original_vector == Vec4(4, 6, -4, 2)
assert original_vector + 3 == Vec4(5, 6, 1, 4)
def test_vec4_power():
assert Vec4(2, -3, 2, -1) ** 2 == Vec4(4, 9, 4, 1)
def test_vec4_len():
assert len(Vec4(2, -3, 10, 30)) == 4
def test_vec4_swizzle_mask():
original_vector = Vec4(3, 5, 1, 0)
assert original_vector.xy == Vec2(3, 5)
assert original_vector.zxy == Vec3(1, 3, 5)
assert original_vector.zxyw == Vec4(1, 3, 5, 0)
def test_vec4_str():
assert str(Vec4F(2, 3, 1, 9)) == "LVector4f(2, 3, 1, 9)"
assert str(Vec4D(2, 3, 1, 9)) == "LVector4d(2, 3, 1, 9)"
def test_vec4_compare():
assert Vec4(1, 2, 3, 4).compare_to(Vec4(1, 2, 3, 4)) == 0
assert Vec4(1, 0, 0, 0).compare_to(Vec4(1, 0, 0, 0)) == 0
assert Vec4(1, 0, 0, 0).compare_to(Vec4(0, 1, 0, 0)) == 1
assert Vec4(1, 0, 0, 0).compare_to(Vec4(0, 0, 1, 0)) == 1
assert Vec4(1, 0, 0, 0).compare_to(Vec4(0, 0, 0, 1)) == 1
assert Vec4(0, 1, 0, 0).compare_to(Vec4(1, 0, 0, 0)) == -1
assert Vec4(0, 1, 0, 0).compare_to(Vec4(0, 1, 0, 0)) == 0
assert Vec4(0, 1, 0, 0).compare_to(Vec4(0, 0, 1, 0)) == 1
assert Vec4(0, 1, 0, 0).compare_to(Vec4(0, 0, 0, 1)) == 1
assert Vec4(0, 0, 1, 0).compare_to(Vec4(1, 0, 0, 0)) == -1
assert Vec4(0, 0, 1, 0).compare_to(Vec4(0, 1, 0, 0)) == -1
assert Vec4(0, 0, 1, 0).compare_to(Vec4(0, 0, 1, 0)) == 0
assert Vec4(0, 0, 1, 0).compare_to(Vec4(0, 0, 0, 1)) == 1
assert Vec4(0, 0, 0, 1).compare_to(Vec4(1, 0, 0, 0)) == -1
assert Vec4(0, 0, 0, 1).compare_to(Vec4(0, 1, 0, 0)) == -1
assert Vec4(0, 0, 0, 1).compare_to(Vec4(0, 0, 1, 0)) == -1
assert Vec4(0, 0, 0, 1).compare_to(Vec4(0, 0, 0, 1)) == 0
@pytest.mark.parametrize("type", (core.LVecBase4f, core.LVecBase4d, core.LVecBase4i))
def test_vec4_floordiv(type):
with pytest.raises(ZeroDivisionError):
type(1, 2, 3, 4) // 0
for i in range(-100, 100):
for j in range(1, 100):
assert (type(i) // j).x == i // j
assert (type(i) // -j).x == i // -j
v = type(i)
v //= j
assert v.x == i // j
v = type(i)
v //= -j
assert v.x == i // -j