andanteyk’s gists

andanteyk / Shuffle.cs

Created December 30, 2024 06:00

Fast shuffle by batching

	using System.Numerics;
	using System.Runtime.InteropServices;
	using System.Security.Cryptography;
	using System.Linq;
	using System;
	using System.Runtime.CompilerServices;


	// Test code
	var rng = new Seiran128();

andanteyk / ibukihash.hlsl

Created December 19, 2024 10:00

IbukiHash

	// IbukiHash by Andante (https://twitter.com/andanteyk)
	// This work is marked with CC0 1.0. To view a copy of this license, visit https://creativecommons.org/publicdomain/zero/1.0/

	float ibuki(float4 v)
	{
	const uint4 mult =
	uint4(0xae3cc725, 0x9fe72885, 0xae36bfb5, 0x82c1fcad);

	uint4 u = uint4(v);
	u = u * mult;

andanteyk / PerlinTest.shader

Last active December 1, 2024 09:30

Perlin and Simplex noise implementation

	// This work is marked with CC0 1.0. To view a copy of this license, visit https://creativecommons.org/publicdomain/zero/1.0/
	Shader "Unlit/PerlinTest"
	{
	Properties
	{
	_MainTex ("Texture", 2D) = "white" {}
	}
	SubShader
	{
	Tags { "RenderType"="Transparent" }

andanteyk / TMP_Bitmap_Shadow.shader

Created February 10, 2024 11:36

ピクセルフォント囲み/影シェーダ

	Shader "TextMeshPro/Bitmap_Shadow" { // この名前を変える

	Properties {
	_MainTex ("Font Atlas", 2D) = "white" {}
	_FaceTex ("Font Texture", 2D) = "white" {}
	[HDR]_FaceColor ("Text Color", Color) = (1,1,1,1)
	[HDR]_ShadowColor ("Shadow Color", Color) = (0.5,0.5,0.5,1) // 追加
	_ShadowFlag ("Shadow Flag", int) = 255 // 追加

	// TMP を騙す

andanteyk / Ziggurat.cs

Created April 30, 2023 07:14

Ziggurat / Modified Ziggurat method

	// This code is licensed under the terms of the MIT license.
	// For details, see https://gist.github.com/andanteyk/d08ab296665b3fc68df58beff3ea39cb .

	// How to build:
	// > dotnet new console
	// > dotnet add package BenchmarkDotNet
	// > dotnet run -c Release

	using BenchmarkDotNet.Attributes;
	using BenchmarkDotNet.Configs;

andanteyk / UnityRandom.cs

Created April 2, 2023 07:08

	using System.Runtime.InteropServices;
	using System.Security.Cryptography;


	#if UNITY_2019_1_OR_NEWER
	// in unity environment
	using UnityEngine;
	using System.Reflection;
	#else
	// in dotnet environment

andanteyk / LxmTest.cs

Created March 16, 2023 01:36

LXM PRNG test vectors

	using Microsoft.VisualStudio.TestTools.UnitTesting;
	using RngLab.Rng.Generators;
	using System.Linq;

	namespace RngLab.UnitTest.Generators;

	[TestClass]
	public class LxmTest
	{
	[TestMethod]

andanteyk / unicode_sample.txt

Created June 19, 2022 08:05

Unicode の入力・表示テストに使える文字(列) (U+0000 null を除く)

andanteyk / Seiran.cs

Last active October 4, 2022 03:40

Seiran128 sample implementation in C# (.NET 5)

	using System;
	using System.Buffers;
	using System.Collections;
	using System.Collections.Generic;
	using System.Linq;
	using System.Runtime.InteropServices;
	using System.Security.Cryptography;

	// This code is licensed under the terms of the MIT license.
	// For details, see https://gist.github.com/andanteyk/d08ab296665b3fc68df58beff3ea39cb .

andanteyk / houm_leng.txt

Created March 5, 2020 15:07

命中と射程が上がる組み合わせ

Andante andanteyk