using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class RenderTextureCreator : MonoBehaviour
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{
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[SerializeField] Vector2 m_Size;
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[SerializeField] Camera m_TargetCamera;
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[SerializeField] bool m_Reuse = false;
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static Dictionary<Vector2, RenderTexture> m_RenderTexDict = new Dictionary<Vector2, RenderTexture>();
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private void Awake()
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{
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if (m_TargetCamera != null && m_TargetCamera.targetTexture == null)
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{
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RenderTexture rt;
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if (m_Reuse && GetRenderTexture(m_Size, out rt))
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{
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m_TargetCamera.targetTexture = rt;
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return;
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}
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rt = new RenderTexture(Mathf.RoundToInt(m_Size.x), Mathf.RoundToInt(m_Size.y), 16);
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switch (Application.platform)
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{
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case RuntimePlatform.OSXEditor:
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case RuntimePlatform.WindowsEditor:
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case RuntimePlatform.WindowsPlayer:
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rt.format = RenderTextureFormat.ARGB32;
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break;
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default:
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rt.format = RenderTextureFormat.ARGB4444;
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break;
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}
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rt.useMipMap = false;
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rt.wrapMode = TextureWrapMode.Clamp;
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rt.filterMode = FilterMode.Bilinear;
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m_TargetCamera.targetTexture = rt;
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if (!m_RenderTexDict.ContainsKey(m_Size))
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{
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m_RenderTexDict.Add(m_Size, rt);
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}
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}
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}
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public static bool GetRenderTexture(Vector2 _Size, out RenderTexture _tex)
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{
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return m_RenderTexDict.TryGetValue(_Size, out _tex);
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}
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}
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