tombasche’s gists

tombasche / Gerstner.hlsl

Created October 23, 2025 07:18

Gerstner wave shader include

	float3 GerstnerWave(float3 position, float steepness, float wavelength, float speed, float direction, inout float3 tangent, inout float3 binormal)
	{
	direction = direction * 2 - 1;
	float2 d = normalize(float2(cos(3.14 * direction), sin(3.14 * direction)));
	float k = 2 * 3.14 / wavelength;
	float f = k * (dot(d, position.xz) - speed * _Time.y);
	float a = steepness / k;

	tangent += float3(
	-d.x * d.x * (steepness * sin(f)),

tombasche / BuoyantObject.cs

Created October 21, 2025 19:13

Water buoyancy in Unity

	/*

	Attach this to an object you want to "float" on a surface.
	For this component to work you need to supply an array of Transforms indicating the points
	on the object that will have the buoyancy applied to it. For instance, a cube may have points on each corner touching the surface.

	*/

	using UnityEngine;

tombasche / MazeGenerator.cs

Created November 9, 2024 09:42

Generating a "perfect" maze using recursive backtracking

	using System;
	using System.Collections.Generic;
	using System.Linq;
	using UnityEngine;

	public class MazeGenerator : MonoBehaviour
	{
	[SerializeField]
	int seed;

tombasche / blender_batch_export.py

Created October 30, 2024 11:18

Batch export selected objects from Blender to FBX

	import bpy
	import os
	from copy import copy

	# export to blend file location
	basedir = os.path.dirname(bpy.data.filepath)

	if not basedir:
	raise Exception("Blend file is not saved")

tombasche / CameraController.cs

Created December 9, 2023 08:25

cinemachine top down camera

	using UnityEngine;
	using Cinemachine;

	public class CameraController : MonoBehaviour
	{
	[SerializeField] private CinemachineVirtualCamera cinemachineVirtualCamera;

	private const float MIN_FOLLOW_Y_OFFSET = 2f;
	private const float MAX_FOLLOW_Y_OFFSET = 12f;

tombasche / EmailClientConfiguration.kt

Last active August 18, 2021 16:20

SES Email client config + Sprint + Kotlin

	package com.myapplication.email

	import org.springframework.beans.factory.annotation.Value
	import org.springframework.context.annotation.Bean
	import org.springframework.context.annotation.Configuration
	import software.amazon.awssdk.regions.Region
	import software.amazon.awssdk.services.ses.SesClient

	@Configuration
	class EmailClientConfiguration {

tombasche / EmailClient.kt

Created August 18, 2021 16:11

Basic email client using AWS SES + Spring + Kotlin

	package com.myapplication.email

	import arrow.core.Either
	import org.springframework.stereotype.Component
	import software.amazon.awssdk.services.ses.SesClient
	import software.amazon.awssdk.services.ses.model.Body
	import software.amazon.awssdk.services.ses.model.Content
	import software.amazon.awssdk.services.ses.model.Destination
	import software.amazon.awssdk.services.ses.model.Message
	import software.amazon.awssdk.services.ses.model.SendEmailRequest

tombasche / EmailTests.kt

Last active August 18, 2021 16:24

Sample test using localstack + testcontainers in Spring

	package com.myapplication.email

	import arrow.core.Either
	import org.junit.jupiter.api.Assertions.fail
	import org.junit.jupiter.api.Test
	import org.springframework.boot.test.context.SpringBootTest
	import org.springframework.test.context.ActiveProfiles
	import org.testcontainers.containers.localstack.LocalStackContainer
	import org.testcontainers.utility.DockerImageName
	import software.amazon.awssdk.auth.credentials.AwsBasicCredentials

tombasche / SecurityConfig.kt

Last active August 11, 2021 15:36

Spring boot security config to allow preflight requests

	import org.springframework.web.cors.CorsUtils
	import org.springframework.context.annotation.Configuration
	import org.springframework.security.config.annotation.web.builders.HttpSecurity
	import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter

	@Configuration
	class SecurityConfig : WebSecurityConfigurerAdapter() {
	override fun configure(http: HttpSecurity) {
	http
	.authorizeRequests()

tombasche / WebServerConfiguration.kt

Created August 11, 2021 15:14

Spring boot (kotlin) Web Server Config for CORS

	package com.myapplication

	import org.springframework.beans.factory.annotation.Value
	import org.springframework.context.annotation.Bean
	import org.springframework.context.annotation.Configuration
	import org.springframework.web.servlet.config.annotation.CorsRegistry
	import org.springframework.web.servlet.config.annotation.WebMvcConfigurer

	@Configuration
	class WebServerConfiguration {

Thomas Basche tombasche