53 lines
1.8 KiB
C#
53 lines
1.8 KiB
C#
// using UnityEngine;
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// using UnityEngine.UI;
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// using System.IO;
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//
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// public class CanvasToPNGExporter : MonoBehaviour
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// {
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// [Header("导出设置")]
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// public Canvas targetCanvas; // 要导出的 Canvas
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// public Vector2Int outputResolution = new Vector2Int(1024, 1024);
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// public string fileName = "UIExport";
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// public string saveFolder = "Exports";
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//
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// [ContextMenu("导出 Canvas 为图片")]
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// public void ExportCanvasToImage()
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// {
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// if (targetCanvas == null)
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// {
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// Debug.LogError("❌ 未指定 Canvas！");
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// return;
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// }
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//
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// // 创建 RenderTexture
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// RenderTexture rt = new RenderTexture(outputResolution.x, outputResolution.y, 0, RenderTextureFormat.ARGB32);
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// rt.Create();
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//
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// // ✅ 使用 Unity 6 新功能：将 Canvas 渲染进 RenderTexture
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// targetCanvas.RenderToTexture(rt);
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//
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// // 读取像素数据
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// RenderTexture currentRT = RenderTexture.active;
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// RenderTexture.active = rt;
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//
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// Texture2D tex = new Texture2D(outputResolution.x, outputResolution.y, TextureFormat.RGBA32, false);
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// tex.ReadPixels(new Rect(0, 0, outputResolution.x, outputResolution.y), 0, 0);
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// tex.Apply();
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//
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// RenderTexture.active = currentRT;
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//
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// // 保存为 PNG
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// string dir = Path.Combine(Application.dataPath, saveFolder);
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// Directory.CreateDirectory(dir);
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// string fullPath = Path.Combine(dir, fileName + ".png");
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//
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// File.WriteAllBytes(fullPath, tex.EncodeToPNG());
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//
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// Debug.Log($"✅ Canvas 导出成功：{fullPath}");
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//
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// // 清理资源
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// rt.Release();
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// DestroyImmediate(rt);
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// DestroyImmediate(tex);
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// }
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// } |