0749c2fbe7
- Added writing distances in buffer in RenderDepth.shader - Added reading distances directly from render pass in DepthRenderPassFeature.cs - Added example depth reading in DepthTester.cs
80 lines
2.5 KiB
C#
80 lines
2.5 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using System.Runtime.CompilerServices;
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using System.Threading.Tasks;
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using UnityEditor.Rendering;
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using UnityEngine;
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using UnityEngine.UIElements;
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public class DepthTester : MonoBehaviour
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{
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public int FrameRes = 256;
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public float Offset = 0.02f;
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private RenderTexture texture;
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public Texture2D texture2D;
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private Camera camera;
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private float farPlane;
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private float nearPlane;
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private int id;
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private Task<float[]> task;
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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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camera = GetComponent<Camera>();
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id = camera.GetInstanceID();
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farPlane = camera.farClipPlane;
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nearPlane = camera.nearClipPlane;
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texture = BlendShaderController.CreateTextures(1, FrameRes, FrameRes, false)[0];
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camera.targetTexture = texture;
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texture2D = new Texture2D(texture.width, texture.height, TextureFormat.RGBAFloat, false);
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task = DepthRenderPassFeature.DepthRenderPass.RequestDepthDataAsync(id);
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}
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private void OnDisable()
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{
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if (texture != null)
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{
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Destroy(texture);
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}
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if (texture2D != null)
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{
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Destroy(texture2D);
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}
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}
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private void Update()
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{
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lock(task)
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{
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if(task != null)
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{
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if(task.IsCompletedSuccessfully)
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{
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float[] depths = task.Result;
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int centerIndex = (FrameRes / 2) * FrameRes + (FrameRes / 2);
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float depth = depths[centerIndex];
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Vector3 depthPos = transform.position + transform.right * Offset;
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Debug.DrawLine(depthPos, depthPos + transform.forward * depth, Color.green);
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Debug.Log($"chto to risuet: dist:{depth}; depthsCount: {depths.Length}");
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task = DepthRenderPassFeature.DepthRenderPass.RequestDepthDataAsync(id);
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}
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else if(task.IsCanceled)
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{
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task = DepthRenderPassFeature.DepthRenderPass.RequestDepthDataAsync(id);
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}
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}
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}
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Vector3 raycastPos = transform.position - transform.right * Offset;
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float rayDistance = 0;
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if(Physics.Raycast(transform.position, transform.forward, out var hit, 100))
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{
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rayDistance = hit.distance;
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Debug.DrawLine(raycastPos, raycastPos + transform.forward * rayDistance, Color.red);
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}
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}
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}
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