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docs/modules/linalg.md

@@ -6,3 +6,116 @@ label: linalg
 Provide `mat3x3`, `vec2`, `vec3` and `vec4` types.
 
 https://github.com/blueloveTH/pocketpy/blob/main/include/typings/linalg.pyi
+
+```python
+from typing import overload
+from c import _StructLike
+
+class vec2(_StructLike['vec2']):
+    x: float
+    y: float
+
+    def __init__(self, x: float, y: float) -> None: ...
+    def __add__(self, other: vec2) -> vec2: ...
+    def __sub__(self, other: vec2) -> vec2: ...
+    def __mul__(self, other: float) -> vec2: ...
+    def __truediv__(self, other: float) -> vec2: ...
+    def dot(self, other: vec2) -> float: ...
+    def cross(self, other: vec2) -> float: ...
+    def length(self) -> float: ...
+    def length_squared(self) -> float: ...
+    def normalize(self) -> vec2: ...
+    def rotate(self, radians: float) -> vec2: ...
+    def rotate_(self, radians: float) -> None: ...
+
+class vec3(_StructLike['vec3']):
+    x: float
+    y: float
+    z: float
+
+    def __init__(self, x: float, y: float, z: float) -> None: ...
+    def __add__(self, other: vec3) -> vec3: ...
+    def __sub__(self, other: vec3) -> vec3: ...
+    def __mul__(self, other: float) -> vec3: ...
+    def __truediv__(self, other: float) -> vec3: ...
+    def dot(self, other: vec3) -> float: ...
+    def cross(self, other: vec3) -> float: ...
+    def length(self) -> float: ...
+    def length_squared(self) -> float: ...
+    def normalize(self) -> vec3: ...
+
+class vec4(_StructLike['vec4']):
+    x: float
+    y: float
+    z: float
+    w: float
+
+    def __init__(self, x: float, y: float, z: float, w: float) -> None: ...
+    def __add__(self, other: vec4) -> vec4: ...
+    def __sub__(self, other: vec4) -> vec4: ...
+    def __mul__(self, other: float) -> vec4: ...
+    def __truediv__(self, other: float) -> vec4: ...
+    def dot(self, other: vec4) -> float: ...
+    def length(self) -> float: ...
+    def length_squared(self) -> float: ...
+    def normalize(self) -> vec4: ...
+
+class mat3x3(_StructLike['mat3x3']):
+    _11: float
+    _12: float
+    _13: float
+    _21: float
+    _22: float
+    _23: float
+    _31: float
+    _32: float
+    _33: float
+
+    @overload
+    def __init__(self) -> None: ...
+    @overload
+    def __init__(self, _11, _12, _13, _21, _22, _23, _31, _32, _33) -> None: ...
+    @overload
+    def __init__(self, a: list[list]): ...
+
+    def set_zeros(self) -> None: ...
+    def set_ones(self) -> None: ...
+    def set_identity(self) -> None: ...
+
+    def determinant(self) -> float: ...
+    def transpose(self) -> mat3x3: ...
+
+    def __getitem__(self, index: tuple[int, int]) -> float: ...
+    def __setitem__(self, index: tuple[int, int], value: float) -> None: ...
+    def __add__(self, other: mat3x3) -> mat3x3: ...
+    def __sub__(self, other: mat3x3) -> mat3x3: ...
+    def __mul__(self, other: float) -> mat3x3: ...
+    def __truediv__(self, other: float) -> mat3x3: ...
+
+    def __invert__(self) -> mat3x3: ...
+    @overload
+    def __matmul__(self, other: mat3x3) -> mat3x3: ...
+    @overload
+    def __matmul__(self, other: vec3) -> vec3: ...
+
+    @staticmethod
+    def zeros() -> mat3x3: ...
+    @staticmethod
+    def ones() -> mat3x3: ...
+    @staticmethod
+    def identity() -> mat3x3: ...
+
+    # affine transformations
+    @staticmethod
+    def trs(t: vec2, r: float, s: vec2) -> mat3x3: ...
+
+    def is_affine(self) -> bool: ...
+
+    def _t(self) -> vec2: ...
+    def _r(self) -> float: ...
+    def _s(self) -> vec2: ...
+
+    def transform_point(self, p: vec2) -> vec2: ...
+    def transform_vector(self, v: vec2) -> vec2: ...
+
+```