45 lines
1.1 KiB
C#
45 lines
1.1 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using Unity.Burst.CompilerServices;
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using UnityEngine;
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public class DrawShadowMask : MonoBehaviour
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{
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public Texture2D shadowMaskTex;
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public Material mat;
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[Range(0, 1000)]
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public float brushSize;
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public bool isDrawing;
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public Color color;
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// Start is called before the first frame update
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void Start()
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{
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Vector2Int centerPos = new Vector2Int((int)(0.5f * shadowMaskTex.width), (int)(0.5f * shadowMaskTex.height));
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for (int y = -(int)brushSize; y <= (int)brushSize; ++y)
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{
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for (int x = -(int)brushSize; x <= (int)brushSize; ++x)
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{
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Vector2Int rang = new Vector2Int(x, y) + centerPos;
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Debug.Log(rang);
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if (rang.x > 0 && rang.x < shadowMaskTex.width || rang.y > 0 && rang.y < shadowMaskTex.height)
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{
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shadowMaskTex.SetPixel(rang.x, rang.y, Color.red);
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}
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}
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}
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shadowMaskTex.Apply();
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}
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// Update is called once per frame
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void Update()
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{
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}
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}
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