diff options
Diffstat (limited to 'Studio/Content/Effect Library/Brush Strokes.effect')
| -rw-r--r-- | Studio/Content/Effect Library/Brush Strokes.effect | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Studio/Content/Effect Library/Brush Strokes.effect b/Studio/Content/Effect Library/Brush Strokes.effect new file mode 100644 index 0000000..e6e0e1e --- /dev/null +++ b/Studio/Content/Effect Library/Brush Strokes.effect @@ -0,0 +1,38 @@ +<?xml version="1.0" encoding="UTF-8" ?> +<Effect> + <MetaData> + <!--Simulates an artistic painting of the image--> + <Property name="NoiseSamp" formalName="Noise" filter="linear" clamp="repeat" type="Texture" default="./maps/effects/brushnoise.png" description="Texture to be used for the brush texture"/> + <Property name="brushAngle" formalName="Brush Angle" default="45" description="Amount to rotate the noise texture."/> + <Property name="brushLen" formalName="Stroke Length" min="0" max="3" default="1" description="How far to offset the image/'brush'."/> + <Property name="brushSize" formalName="Stroke Size" min="10" max="200" default="100" description="Scale the brush.\nSmaller values yield larger sizes."/> + </MetaData> + <Shaders> + <Shader> + <FragmentShader> +void frag (void) +{ + if ( flagNoiseSamp != 0 ) { + float alpha = radians(brushAngle); + float cosAlpha = cos(alpha); + float sinAlpha = sin(alpha); + mat2 rotMat = mat2(cosAlpha, sinAlpha, -sinAlpha, cosAlpha); + + vec2 uv0 = TexCoord / brushSize * 1000.0; + uv0 = (uv0.yx * rotMat).yx; + + vec2 uv1 = texture2D_NoiseSamp(fract(uv0)).xy - 0.5; + uv1*= vec2(1.0, 0.01); + uv1*= rotMat; + vec2 uv2 = TexCoord + uv1 * 0.1 * brushLen; + + vec2 halfPixelSize = 0.5 / Texture0Info.xy; + colorOutput(texture2D_0(clamp(uv2, halfPixelSize, 1.0-halfPixelSize))); + } + else + colorOutput(texture2D_0(TexCoord)); +} + </FragmentShader> + </Shader> + </Shaders> +</Effect> |