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allow vec2(vec2i)

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This commit is contained in:
blueloveTH 2024-11-12 21:35:56 +08:00
parent 6266161118
commit 05e1de4101
3 changed files with 21 additions and 3 deletions
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6
include/typings/linalg.pyi
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@ -48,7 +48,10 @@ class vec2(_vecF['vec2']):
def with_y(self, y: float) -> vec2: ...
def with_z(self, z: float) -> vec3: ...
@overload
def __init__(self, x: float, y: float) -> None: ...
@overload
def __init__(self, xy: vec2i) -> None: ...
def rotate(self, radians: float) -> vec2: ...
@ -159,7 +162,10 @@ class vec3(_vecF['vec3']):
def with_z(self, z: float) -> vec3: ...
def with_xy(self, xy: vec2) -> vec3: ...
@overload
def __init__(self, x: float, y: float, z: float) -> None: ...
@overload
def __init__(self, xyz: vec3i) -> None: ...

13
src/modules/linalg.c
View File

@ -110,10 +110,17 @@ static py_Ref _const(py_Type type, const char* name) {
#define DEF_VECTOR_OPS(D) \
static bool vec##D##__new__(int argc, py_Ref argv) { \
PY_CHECK_ARGC(D + 1); \
c11_vec##D res; \
for(int i = 0; i < D; i++) { \
if(!py_castfloat32(&argv[i + 1], &res.data[i])) return false; \
if(argc == 2) { \
PY_CHECK_ARG_TYPE(1, tp_vec##D##i); \
c11_vec##D##i v = py_tovec##D##i(&argv[1]); \
for(int i = 0; i < D; i++) \
res.data[i] = v.data[i]; \
} else { \
PY_CHECK_ARGC(D + 1); \
for(int i = 0; i < D; i++) { \
if(!py_castfloat32(&argv[i + 1], &res.data[i])) return false; \
} \
} \
py_newvec##D(py_retval(), res); \
return true; \

5
tests/80_linalg.py
View File

@ -400,3 +400,8 @@ a[vec2i(1, 2)] = 1
assert a[vec2i(1, 2)] == 1
a[vec3i(1, 2, 3)] = 2
assert a[vec3i(1, 2, 3)] == 2
assert vec2(vec2i.LEFT) == vec2(-1, 0)
assert vec2(vec2i.RIGHT) == vec2(1, 0)
assert vec3(vec3i.ONE) == vec3(1, 1, 1)
assert vec3(vec3i.ZERO) == vec3(0, 0, 0)