KumoKairo

using UnityEngine;

public class Gameboy : MonoBehaviour 
{
  public Material identityMaterial;

  private RenderTexture _downscaledRenderTexture;

  private void OnEnable()
  {

KumoKairo

Shader "Identity"
{
  ...
  SubShader
  {
    ...
    Pass
    {
      ...
      float4 frag (v2f i) : SV_Target

KumoKairo

using UnityEngine;

public class Gameboy : MonoBehaviour 
{
  private RenderTexture _downscaledRenderTexture;

  private void OnEnable()
  {
    var camera = GetComponent<Camera>();
    int height = 144;

KumoKairo

using UnityEditor;
using UnityEngine;

public class MyWindow : EditorWindow
{
    public MySO testNode;

    [MenuItem("TEST/OPEN WINDOW")]
    static void Init()
    {

KumoKairo

Shader "KumoKairo/Gradient Moon Skybox"
{
    Properties
    {
        _SkyTint("Sky Tint", Color) = (.5, .5, .5, 1)
        _GroundColor("Ground", Color) = (.369, .349, .341, 1)
        _Exponent("Exponent", Range(0, 15)) = 1.0
        _SunPosition("Sun Position", Vector) = (0.0, 0.0, 1.0)

        _SunColor("Sun Color", Color) = (1.0, 1.0, 1.0, 1.0)

KumoKairo

half4 frag(v2f i) : COLOR
{
    half p = i.texcoord.y;

    float p1 = pow(min(1.0f, 1.0f - p), _Exponent);
    float p2 = 1.0f - p1;

    // Our moon circle
    half3 mie = calcSunSpot(_SunPosition.xyz, i.texcoord.xyz) * _SunColor;
    // Blend ground fog with the moon

KumoKairo

#define HARDNESS_EXPONENT_BASE 0.125

half calcSunSpot(half3 sunDirPos, half3 skyDirPos)
{
    half3 delta = sunDirPos - skyDirPos;
    half dist = length(delta);
    half spot = 1.0 - smoothstep(0.0, _SunSize, dist);
    return 1.0 - pow(HARDNESS_EXPONENT_BASE, spot * _SunHardness);
}

KumoKairo

half4 frag(v2f i) : COLOR
{
    half p = i.texcoord.y;

    float p1 = pow(min(1.0f, 1.0f - p), _Exponent);

    half3 color = lerp(_GroundColor, _SkyTint, p1);
}

KumoKairo

half4 frag(v2f i) : COLOR
{
    half p = i.texcoord.y;
    
    // Moving [-1, 1] range to [0, 1]
    half normP = p * 0.5 + 0.5;
    half3 color = lerp(_GroundColor,_SkyTint, p);;
    return half4(color, 1.0);
}

KumoKairo

struct appdata
{
    float4 position : POSITION;
    float3 texcoord : TEXCOORD0;
};

struct v2f
{
    float4 position : SV_POSITION;
    float3 texcoord : TEXCOORD0;