public static void EmbossMaskFilter(SKCanvas canvas, int width, int height)
{
canvas.DrawColor(SKColors.White);
SKPoint3 direction = new SKPoint3(1.0f, 1.0f, 1.0f);
using (var paint = new SKPaint())
using (var filter = SKMaskFilter.CreateEmboss(2.0f, direction, 0.3f, 0.1f))
{
paint.IsAntialias = true;
paint.TextSize = 120;
paint.TextAlign = SKTextAlign.Center;
paint.MaskFilter = filter;
canvas.DrawText("Skia", width / 2f, height / 2f, paint);
}
}
public static SKImageFilter CreateSpotLitDiffuse(SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float kd, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return GetObject<SKImageFilter>(SkiaApi.sk_imagefilter_new_spot_lit_diffuse(ref location, ref target, specularExponent, cutoffAngle, lightColor, surfaceScale, kd, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle));
}
public static SKImageFilter CreateDistantLitDiffuse(SKPoint3 direction, SKColor lightColor, float surfaceScale, float kd, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return GetObject<SKImageFilter>(SkiaApi.sk_imagefilter_new_distant_lit_diffuse(ref direction, lightColor, surfaceScale, kd, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle));
}
public extern static sk_imagefilter_t sk_imagefilter_new_spot_lit_specular(ref SKPoint3 location, ref SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess, sk_imagefilter_t input /*NULL*/, sk_imagefilter_croprect_t cropRect /*NULL*/);
public extern static sk_imagefilter_t sk_imagefilter_new_point_lit_diffuse(ref SKPoint3 location, SKColor lightColor, float surfaceScale, float kd, sk_imagefilter_t input /*NULL*/, sk_imagefilter_croprect_t cropRect /*NULL*/);
public static SKImageFilter CreateSpotLitDiffuse(SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float kd, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return(GetObject <SKImageFilter>(SkiaApi.sk_imagefilter_new_spot_lit_diffuse(&location, &target, specularExponent, cutoffAngle, (uint)lightColor, surfaceScale, kd, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle)));
}
public static SKPoint3 Subtract(SKPoint3 pt, SKPoint3 sz) => pt - sz;
public static SKImageFilter CreateSpotLitSpecular(SKPoint3 location, SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return(GetObject <SKImageFilter>(SkiaApi.sk_imagefilter_new_spot_lit_specular(ref location, ref target, specularExponent, cutoffAngle, lightColor, surfaceScale, ks, shininess, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle)));
}
public static SKPoint3 Subtract(SKPoint3 pt, SKPoint3 sz) => pt - sz;
public static SKPoint3 Add(SKPoint3 pt, SKPoint3 sz) => pt + sz;
public static SKMaskFilter CreateEmboss(float blurSigma, SKPoint3 direction, float ambient, float specular)
{
return CreateEmboss(blurSigma, direction.X, direction.Y, direction.Z, ambient, specular);
}
public static SKImageFilter CreateDistantLitDiffuse(SKPoint3 direction, SKColor lightColor, float surfaceScale, float kd, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return(new SKImageFilter(SkiaApi.sk_imagefilter_new_distant_lit_diffuse(ref direction, lightColor, surfaceScale, kd, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle)));
}
public static SKImageFilter CreatePointLitSpecular(SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return(new SKImageFilter(SkiaApi.sk_imagefilter_new_point_lit_specular(ref location, lightColor, surfaceScale, ks, shininess, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle)));
}
public extern static sk_imagefilter_t sk_imagefilter_new_spot_lit_specular(ref SKPoint3 location, ref SKPoint3 target, float specularExponent, float cutoffAngle, SKColor lightColor, float surfaceScale, float ks, float shininess, sk_imagefilter_t input /*NULL*/, sk_imagefilter_croprect_t cropRect /*NULL*/);
public extern static sk_imagefilter_t sk_imagefilter_new_point_lit_specular(ref SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, sk_imagefilter_t input /*NULL*/, sk_imagefilter_croprect_t cropRect /*NULL*/);
public static SKImageFilter CreatePointLitSpecular(SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return GetObject<SKImageFilter>(SkiaApi.sk_imagefilter_new_point_lit_specular(ref location, lightColor, surfaceScale, ks, shininess, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle));
}
public static SKMaskFilter CreateShadow(float occluderHeight, SKPoint3 lightPos, float lightRadius, float ambientAlpha, float spotAlpha, SKShadowMaskFilterShadowFlags flags = SKShadowMaskFilterShadowFlags.None)
{
return(GetObject <SKMaskFilter>(SkiaApi.sk_maskfilter_new_shadow(occluderHeight, ref lightPos, lightRadius, ambientAlpha, spotAlpha, flags)));
}
public static SKMaskFilter CreateEmboss(float blurSigma, SKPoint3 direction, float ambient, float specular)
{
return(CreateEmboss(blurSigma, direction.X, direction.Y, direction.Z, ambient, specular));
}
public static SKPoint3 Add(SKPoint3 pt, SKPoint3 sz) => pt + sz;
public extern static sk_imagefilter_t sk_imagefilter_new_point_lit_diffuse(ref SKPoint3 location, SKColor lightColor, float surfaceScale, float kd, sk_imagefilter_t input /*NULL*/, sk_imagefilter_croprect_t cropRect /*NULL*/);
public static SKImageFilter CreatePointLitDiffuse(SKPoint3 location, SKColor lightColor, float surfaceScale, float kd, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return(GetObject <SKImageFilter>(SkiaApi.sk_imagefilter_new_point_lit_diffuse(&location, (uint)lightColor, surfaceScale, kd, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle)));
}
public extern static sk_imagefilter_t sk_imagefilter_new_point_lit_specular(ref SKPoint3 location, SKColor lightColor, float surfaceScale, float ks, float shininess, sk_imagefilter_t input /*NULL*/, sk_imagefilter_croprect_t cropRect /*NULL*/);
public static SKImageFilter CreateDistantLitSpecular(SKPoint3 direction, SKColor lightColor, float surfaceScale, float ks, float shininess, SKImageFilter input = null, SKImageFilter.CropRect cropRect = null)
{
return(GetObject <SKImageFilter>(SkiaApi.sk_imagefilter_new_distant_lit_specular(&direction, (uint)lightColor, surfaceScale, ks, shininess, input == null ? IntPtr.Zero : input.Handle, cropRect == null ? IntPtr.Zero : cropRect.Handle)));
}
public static void EmbossMaskFilter(SKCanvas canvas, int width, int height)
{
canvas.DrawColor(SKColors.White);
SKPoint3 direction = new SKPoint3(1.0f, 1.0f, 1.0f);
using (var paint = new SKPaint())
using (var filter = SKMaskFilter.CreateEmboss(2.0f, direction, 0.3f, 0.1f))
{
paint.IsAntialias = true;
paint.TextSize = 120;
paint.TextAlign = SKTextAlign.Center;
paint.MaskFilter = filter;
canvas.DrawText("Skia", width / 2f, height / 2f, paint);
}
}