public static SKImageFilter CreateDropShadow()

in binding/SkiaSharp/SKImageFilter.cs [105:233]
78 lines of code
2 McCabe index (conditional complexity)

		public static SKImageFilter CreateDropShadow (float dx, float dy, float sigmaX, float sigmaY, SKColor color) =>
			CreateDropShadow (dx, dy, sigmaX, sigmaY, color, null, null);

		public static SKImageFilter CreateDropShadow (float dx, float dy, float sigmaX, float sigmaY, SKColor color, SKImageFilter? input) =>
			CreateDropShadow (dx, dy, sigmaX, sigmaY, color, input, null);

		public static SKImageFilter CreateDropShadow (float dx, float dy, float sigmaX, float sigmaY, SKColor color, SKImageFilter? input, SKRect cropRect) =>
			CreateDropShadow (dx, dy, sigmaX, sigmaY, color, input, &cropRect);

		private static SKImageFilter CreateDropShadow (float dx, float dy, float sigmaX, float sigmaY, SKColor color, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_drop_shadow (dx, dy, sigmaX, sigmaY, (uint)color, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreateDropShadowOnly

		public static SKImageFilter CreateDropShadowOnly (float dx, float dy, float sigmaX, float sigmaY, SKColor color) =>
			CreateDropShadowOnly (dx, dy, sigmaX, sigmaY, color, null, null);

		public static SKImageFilter CreateDropShadowOnly (float dx, float dy, float sigmaX, float sigmaY, SKColor color, SKImageFilter? input) =>
			CreateDropShadowOnly (dx, dy, sigmaX, sigmaY, color, input, null);

		public static SKImageFilter CreateDropShadowOnly (float dx, float dy, float sigmaX, float sigmaY, SKColor color, SKImageFilter? input, SKRect cropRect) =>
			CreateDropShadowOnly (dx, dy, sigmaX, sigmaY, color, input, &cropRect);

		private static SKImageFilter CreateDropShadowOnly (float dx, float dy, float sigmaX, float sigmaY, SKColor color, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_drop_shadow_only (dx, dy, sigmaX, sigmaY, (uint)color, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreateDistantLitDiffuse

		public static SKImageFilter CreateDistantLitDiffuse (SKPoint3 direction, SKColor lightColor, float surfaceScale, float kd) =>
			CreateDistantLitDiffuse (direction, lightColor, surfaceScale, kd, null, null);

		public static SKImageFilter CreateDistantLitDiffuse (SKPoint3 direction, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input) =>
			CreateDistantLitDiffuse (direction, lightColor, surfaceScale, kd, input, null);

		public static SKImageFilter CreateDistantLitDiffuse (SKPoint3 direction, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input, SKRect cropRect) =>
			CreateDistantLitDiffuse (direction, lightColor, surfaceScale, kd, input, &cropRect);

		private static SKImageFilter CreateDistantLitDiffuse (SKPoint3 direction, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_distant_lit_diffuse (&direction, (uint)lightColor, surfaceScale, kd, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreatePointLitDiffuse

		public static SKImageFilter CreatePointLitDiffuse (SKPoint3 location, SKColor lightColor, float surfaceScale, float kd) =>
			CreatePointLitDiffuse (location, lightColor, surfaceScale, kd, null, null);

		public static SKImageFilter CreatePointLitDiffuse (SKPoint3 location, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input) =>
			CreatePointLitDiffuse (location, lightColor, surfaceScale, kd, input, null);

		public static SKImageFilter CreatePointLitDiffuse (SKPoint3 location, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input, SKRect cropRect) =>
			CreatePointLitDiffuse (location, lightColor, surfaceScale, kd, input, &cropRect);

		private static SKImageFilter CreatePointLitDiffuse (SKPoint3 location, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_point_lit_diffuse (&location, (uint)lightColor, surfaceScale, kd, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreateSpotLitDiffuse

		public static SKImageFilter CreateSpotLitDiffuse (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float kd) =>
			CreateSpotLitDiffuse (location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, kd, null, null);

		public static SKImageFilter CreateSpotLitDiffuse (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input) =>
			CreateSpotLitDiffuse (location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, kd, input, null);

		public static SKImageFilter CreateSpotLitDiffuse (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input, SKRect cropRect) =>
			CreateSpotLitDiffuse (location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, kd, input, &cropRect);

		private static SKImageFilter CreateSpotLitDiffuse (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float kd, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_spot_lit_diffuse (&location, &target, specularExponent, cutoffAngle, (uint)lightColor, surfaceScale, kd, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreateDistantLitSpecular

		public static SKImageFilter CreateDistantLitSpecular (SKPoint3 direction, SKColor lightColor, float surfaceScale, float ks, float shininess) =>
			CreateDistantLitSpecular (direction, lightColor, surfaceScale, ks, shininess, null, null);

		public static SKImageFilter CreateDistantLitSpecular (SKPoint3 direction, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input) =>
			CreateDistantLitSpecular (direction, lightColor, surfaceScale, ks, shininess, input, null);

		public static SKImageFilter CreateDistantLitSpecular (SKPoint3 direction, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input, SKRect cropRect) =>
			CreateDistantLitSpecular (direction, lightColor, surfaceScale, ks, shininess, input, &cropRect);

		private static SKImageFilter CreateDistantLitSpecular (SKPoint3 direction, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_distant_lit_specular (&direction, (uint)lightColor, surfaceScale, ks, shininess, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreatePointLitSpecular

		public static SKImageFilter CreatePointLitSpecular (SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess) =>
			CreatePointLitSpecular (location, lightColor, surfaceScale, ks, shininess, null, null);

		public static SKImageFilter CreatePointLitSpecular (SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input) =>
			CreatePointLitSpecular (location, lightColor, surfaceScale, ks, shininess, input, null);

		public static SKImageFilter CreatePointLitSpecular (SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input, SKRect cropRect) =>
			CreatePointLitSpecular (location, lightColor, surfaceScale, ks, shininess, input, &cropRect);

		private static SKImageFilter CreatePointLitSpecular (SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_point_lit_specular (&location, (uint)lightColor, surfaceScale, ks, shininess, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreateSpotLitSpecular

		public static SKImageFilter CreateSpotLitSpecular (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess) =>
			CreateSpotLitSpecular (location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, ks, shininess, null, null);

		public static SKImageFilter CreateSpotLitSpecular (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input) =>
			CreateSpotLitSpecular (location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, ks, shininess, input, null);

		public static SKImageFilter CreateSpotLitSpecular (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input, SKRect cropRect) =>
			CreateSpotLitSpecular (location, target, specularExponent, cutoffAngle, lightColor, surfaceScale, ks, shininess, input, &cropRect);

		private static SKImageFilter CreateSpotLitSpecular (SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter? input, SKRect* cropRect) =>
			GetObject (SkiaApi.sk_imagefilter_new_spot_lit_specular (&location, &target, specularExponent, cutoffAngle, (uint)lightColor, surfaceScale, ks, shininess, input?.Handle ?? IntPtr.Zero, cropRect));

		// CreateMatrixConvolution

		public static SKImageFilter CreateMatrixConvolution (SKSizeI kernelSize, ReadOnlySpan<float> kernel, float gain, float bias, SKPointI kernelOffset, SKShaderTileMode tileMode, bool convolveAlpha) =>
			CreateMatrixConvolution (kernelSize, kernel, gain, bias, kernelOffset, tileMode, convolveAlpha, null, null);

		public static SKImageFilter CreateMatrixConvolution (SKSizeI kernelSize, ReadOnlySpan<float> kernel, float gain, float bias, SKPointI kernelOffset, SKShaderTileMode tileMode, bool convolveAlpha, SKImageFilter? input) =>
			CreateMatrixConvolution (kernelSize, kernel, gain, bias, kernelOffset, tileMode, convolveAlpha, input, null);

		public static SKImageFilter CreateMatrixConvolution (SKSizeI kernelSize, ReadOnlySpan<float> kernel, float gain, float bias, SKPointI kernelOffset, SKShaderTileMode tileMode, bool convolveAlpha, SKImageFilter? input, SKRect cropRect) =>
			CreateMatrixConvolution (kernelSize, kernel, gain, bias, kernelOffset, tileMode, convolveAlpha, input, &cropRect);

		private static SKImageFilter CreateMatrixConvolution (SKSizeI kernelSize, ReadOnlySpan<float> kernel, float gain, float bias, SKPointI kernelOffset, SKShaderTileMode tileMode, bool convolveAlpha, SKImageFilter? input, SKRect* cropRect)
		{
			if (kernel.Length != kernelSize.Width * kernelSize.Height)
				throw new ArgumentException ("Kernel length must match the dimensions of the kernel size (Width * Height).", nameof (kernel));
			fixed (float* k = kernel) {
				return GetObject (SkiaApi.sk_imagefilter_new_matrix_convolution (&kernelSize, k, gain, bias, &kernelOffset, tileMode, convolveAlpha, input?.Handle ?? IntPtr.Zero, cropRect));
			}
		}