/**
 * Dot Screen -
 * Simulates a black and white halftone rendering of the image by multiplying
 * pixel values with a rotated 2D sine wave pattern.
 */
export type DotScreenProps = {
    /** The x, y coordinate of the pattern origin. */
    center?: [number, number];
    /** The rotation of the pattern in radians. */
    angle?: number;
    /** The diameter of a dot in pixels. */
    size?: number;
};
export type DotScreenUniforms = DotScreenProps;
/**
 * Dot Screen -
 * Simulates a black and white halftone rendering of the image by multiplying
 * pixel values with a rotated 2D sine wave pattern.
 */
export declare const dotScreen: {
    readonly name: "dotScreen";
    readonly source: "struct dotScreenUniforms {\n  center: vec2f,\n  angle: f32,\n  size: f32,\n};\n\n@group(0) @binding(auto) var<uniform> dotScreen: dotScreenUniforms;\n\nfn pattern(texSize: vec2f, texCoord: vec2f) -> f32 {\n  let scale = 3.1415 / dotScreen.size;\n  let s = sin(dotScreen.angle);\n  let c = cos(dotScreen.angle);\n  let tex = texCoord * texSize - dotScreen.center * texSize;\n  let point = vec2f(\n    c * tex.x - s * tex.y,\n    s * tex.x + c * tex.y\n  ) * scale;\n  return (sin(point.x) * sin(point.y)) * 4.0;\n}\n\nfn dotScreen_filterColor_ext(color: vec4f, texSize: vec2f, texCoord: vec2f) -> vec4f {\n  let average = (color.r + color.g + color.b) / 3.0;\n  return vec4f(vec3f(average * 10.0 - 5.0 + pattern(texSize, texCoord)), color.a);\n}\n";
    readonly fs: "layout(std140) uniform dotScreenUniforms {\n  vec2 center;\n  float angle;\n  float size;\n} dotScreen;\n\nfloat pattern(vec2 texSize, vec2 texCoord) {\n  float scale = 3.1415 / dotScreen.size;\n\n  float s = sin(dotScreen.angle), c = cos(dotScreen.angle);\n  vec2 tex = texCoord * texSize - dotScreen.center * texSize;\n  vec2 point = vec2(\n    c * tex.x - s * tex.y,\n    s * tex.x + c * tex.y\n  ) * scale;\n  return (sin(point.x) * sin(point.y)) * 4.0;\n}\n\nvec4 dotScreen_filterColor_ext(vec4 color, vec2 texSize, vec2 texCoord) {\n  float average = (color.r + color.g + color.b) / 3.0;\n  return vec4(vec3(average * 10.0 - 5.0 + pattern(texSize, texCoord)), color.a);\n}\n";
    readonly props: DotScreenProps;
    readonly uniforms: DotScreenUniforms;
    readonly uniformTypes: {
        readonly center: "vec2<f32>";
        readonly angle: "f32";
        readonly size: "f32";
    };
    readonly propTypes: {
        readonly center: {
            readonly value: readonly [0.5, 0.5];
        };
        readonly angle: {
            readonly value: 1.1;
            readonly softMin: 0;
            readonly softMax: number;
        };
        readonly size: {
            readonly value: 3;
            readonly min: 1;
            readonly softMin: 3;
            readonly softMax: 20;
        };
    };
    readonly passes: [{
        readonly filter: true;
    }];
};
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