Function shade has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    def shade(self, camera: Camera, ray: Ray, hitrecord: HitRecord,  lights: list) -> Vec3:
        """
        Shade method: Texture

        texture shader

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Function clear has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    def clear(self, color: Vec3) -> None:
        """
        Clear Image with specified color
        """
        r = int(color[0]*255.)

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Function framebuffer has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    def framebuffer(self, myid="pyrtfb"):
        t0 = time()
        if RGBImage_has_ipython and RBGImage_has_pillow:
            if RGBImage_use_numpy_array:
                im = Image.fromarray(self.data)

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Function trace_ray_multiprocess has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    def trace_ray_multiprocess(engine, scene, x, y):
        ray = scene.camera.primaryRay(x, y)
        hitrecord = HitRecord()
        engine.num_rays += 1

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Avoid too many return statements within this function.

Open

            return True

Avoid too many return statements within this function.

Open

        return False

Avoid too many return statements within this function.

Open

            return False

Avoid too many return statements within this function.

Open

            return False

Avoid too many return statements within this function.

Open

            return True

Avoid too many return statements within this function.

Open

        return False

Avoid too many return statements within this function.

Open

            return False

Function noise2 has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    def noise2(self, x, y):
        """2D Perlin simplex noise. 
        
        Return a floating point value from -1 to 1 for the given x, y coordinate. 
        The same value is always returned for a given x, y pair unless the

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Function clamp3 has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

def clamp3(v: Vec3, minVal: Vec3, maxVal:Vec3):
    """
    Component-wise clamp

    In case v is smaller than minVal, minVal is returned.

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Function __setitem__ has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    def __setitem__(self, key, value):
        if type(key) == tuple:
            if len(key) != 2:
                raise IndexError("Index must be 2-dimensional!")
            x, y = key

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Function _repr_html_ has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    def _repr_html_(self):
        if RGBImage_has_ipython and RBGImage_has_pillow:
            if RGBImage_use_numpy_array:
                im = Image.fromarray(self.data)
            else:

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Function _shade has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    def _shade(self, scene: Scene, ray: Ray, hitrecord: HitRecord) -> tuple:
        r = g = b = 0  # background color
        hit = False
        for element in scene.nodes:
            if element.hit(ray, hitrecord):

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Function __getitem__ has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    def __getitem__(self, key):
        if type(key) == tuple:
            if len(key) != 2:
                raise IndexError("Index must be 2-dimensional!")
            x, y = key

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Function snowflake has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

def snowflake(image: Image, lev: int, x1: int, y1: int, x5: int, y5: int, color: Vec3) -> None:
    if lev == 0:
        image.drawLine(Vec2(x1, y1), Vec2(x5, y5), color)
    else:
        deltaX = x5 - x1

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