Kreate v1.5.0 - Stripy.java 源代码

package com.mikepenz.hypnoticcanvas.shaders;

import com.mikepenz.hypnoticcanvas.RuntimeEffect;
import com.mikepenz.hypnoticcanvas.shaders.Shader;
import kotlin.Metadata;
import kotlin.jvm.internal.DefaultConstructorMarker;
import kotlin.jvm.internal.Intrinsics;

@Metadata(d1 = {"\u0000(\n\u0002\u0018\u0002\n\u0002\u0018\u0002\n\u0000\n\u0002\u0010\u0007\n\u0002\b\u0005\n\u0002\u0010\u000e\n\u0002\b\u0011\n\u0002\u0010\u0002\n\u0000\n\u0002\u0018\u0002\n\u0002\b\u0004\b\u0007\u0018\u00002\u00020\u0001B\u0011\u0012\b\b\u0002\u0010\u0002\u001a\u00020\u0003¢\u0006\u0004\b\u0004\u0010\u0005J(\u0010\u001a\u001a\u00020\u001b2\u0006\u0010\u001c\u001a\u00020\u001d2\u0006\u0010\u001e\u001a\u00020\u00032\u0006\u0010\u001f\u001a\u00020\u00032\u0006\u0010 \u001a\u00020\u0003H\u0016R\u0011\u0010\u0002\u001a\u00020\u0003¢\u0006\b\n\u0000\u001a\u0004\b\u0006\u0010\u0007R\u0014\u0010\b\u001a\u00020\t8VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\n\u0010\u000bR\u0014\u0010\f\u001a\u00020\t8VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\r\u0010\u000bR\u0014\u0010\u000e\u001a\u00020\t8VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\u000f\u0010\u000bR\u0014\u0010\u0010\u001a\u00020\t8VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\u0011\u0010\u000bR\u0014\u0010\u0012\u001a\u00020\t8VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\u0013\u0010\u000bR\u0014\u0010\u0014\u001a\u00020\t8VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\u0015\u0010\u000bR\u0014\u0010\u0016\u001a\u00020\u00038VX\u0096\u0004¢\u0006\u0006\u001a\u0004\b\u0017\u0010\u0007R\u0014\u0010\u0018\u001a\u00020\tX\u0096D¢\u0006\b\n\u0000\u001a\u0004\b\u0019\u0010\u000b¨\u0006!"}, d2 = {"Lcom/mikepenz/hypnoticcanvas/shaders/Stripy;", "Lcom/mikepenz/hypnoticcanvas/shaders/Shader;", "gamma", "", "<init>", "(F)V", "getGamma", "()F", "name", "", "getName", "()Ljava/lang/String;", "authorName", "getAuthorName", "authorUrl", "getAuthorUrl", "credit", "getCredit", "license", "getLicense", "licenseUrl", "getLicenseUrl", "speedModifier", "getSpeedModifier", "sksl", "getSksl", "applyUniforms", "", "runtimeEffect", "Lcom/mikepenz/hypnoticcanvas/RuntimeEffect;", "time", "width", "height", "hypnoticcanvas-shaders_release"}, k = 1, mv = {2, 0, 0}, xi = 48)
public final class Stripy implements Shader {
    public static final int $stable = 0;
    private final float gamma;
    private final String sksl;

    public Stripy() {
        this(0.0f, 1, null);
    }

    @Override
    public float getSpeedModifier() {
        return 0.1f;
    }

    public Stripy(float f) {
        this.gamma = f;
        this.sksl = "\nuniform float gamma;\nuniform float uTime;\nuniform vec3 uResolution;\n\n//For when the derivatives must be manually calculated\nfloat antialias_l2_dxy(float d, vec2 dxy)\n{\n    //Get gradient width\n    float width = length(dxy);\n    //Calculate reciprocal scale (avoid division by 0!)\n    float scale = width>0.0? 1.0/width : 1e7;\n    //Normalize the gradient d with it's scale\n    return clamp(0.5 + 0.7 * scale * d, 0.0, 1.0);\n}\n//Sine-base hue function\nvec3 color(float index)\n{\n    return cos(index+vec3(0,2,4))*0.5+0.5;\n}\n\nvec4 main( vec2 fragCoord )\n{\n    //Normalize screen coordinates (aspect ratio corrected)\n    vec2 uv = (fragCoord-0.5*uResolution.xy) / uResolution.y;\n\n    //Generate a little pattern\n    float value = cos(uv.x*9.)*cos(uv.y*9.)*3.+uv.x*7.+uv.y*9.+uTime;\n    \n    //Get the gradient from the pattern\n    float stripe_grad = value;\n    //Break into stripe steps\n    float stripe_step = floor(stripe_grad + 0.5);\n    //Find the gradient to the nearest edge\n    float stripe_frac = stripe_grad - stripe_step;\n    \n    //Calculate the derivatives on the continous gradient\n    vec2 dxy = vec2(stripe_grad, stripe_grad);\n    \n    //Blend between the two nearest stripes\n    vec3 c1 = color(stripe_step+0.0);\n    vec3 c2 = color(stripe_step+1.0);\n    //Anti-aliasing like normal\n    vec3 col = mix(c1, c2, antialias_l2_dxy(stripe_frac,dxy));\n\n    // Output to screen\n    return vec4(pow(col, 1.0/vec3(gamma)),1.0);\n}\n    ";
    }

    public Stripy(float f, int i, DefaultConstructorMarker defaultConstructorMarker) {
        this((i & 1) != 0 ? 2.2f : f);
    }

    public final float getGamma() {
        return this.gamma;
    }

    @Override
    public String getName() {
        return "Stripy";
    }

    @Override
    public String getAuthorName() {
        return "Xor";
    }

    @Override
    public String getAuthorUrl() {
        return "https://www.shadertoy.com/user/Xor";
    }

    @Override
    public String getCredit() {
        return "https://www.shadertoy.com/view/l3VcWG";
    }

    @Override
    public String getLicense() {
        return "Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License";
    }

    @Override
    public String getLicenseUrl() {
        return "https://www.shadertoy.com/terms";
    }

    @Override
    public String getSksl() {
        return this.sksl;
    }

    @Override
    public void applyUniforms(RuntimeEffect runtimeEffect, float time, float width, float height) {
        Intrinsics.checkNotNullParameter(runtimeEffect, "runtimeEffect");
        Shader.DefaultImpls.applyUniforms(this, runtimeEffect, time, width, height);
        runtimeEffect.setFloatUniform("gamma", this.gamma);
    }
}