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33 lines
1.1 KiB
33 lines
1.1 KiB
using System;
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace FidelityFX
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{
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[RequireComponent(typeof(Camera), typeof(Fsr2ImageEffect))]
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public class Fsr2ImageEffectHelper : MonoBehaviour
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{
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private Camera _renderCamera;
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private Fsr2ImageEffect _imageEffect;
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private void OnEnable()
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{
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_renderCamera = GetComponent<Camera>();
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_imageEffect = GetComponent<Fsr2ImageEffect>();
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}
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private void OnPreCull()
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{
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if (_imageEffect == null || !_imageEffect.enabled)
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return;
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var originalRect = _renderCamera.rect;
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float upscaleRatio = Fsr2.GetUpscaleRatioFromQualityMode(_imageEffect.qualityMode);
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// Render to a smaller portion of the screen by manipulating the camera's viewport rect
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_renderCamera.aspect = (_renderCamera.pixelWidth * originalRect.width) / (_renderCamera.pixelHeight * originalRect.height);
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_renderCamera.rect = new Rect(0, 0, originalRect.width / upscaleRatio, originalRect.height / upscaleRatio);
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}
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}
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}
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