cvr-props/Assets/ABI.CCK/Scripts/CCK_WorldPreviewCapture.cs

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2023-01-22 16:38:23 +01:00
using ABI.CCK.Components;
using UnityEditor;
using UnityEngine;
using UnityEngine.Rendering;
namespace ABI.CCK.Scripts.Editor
{
public class CCK_WorldPreviewCapture
{
static RenderTexture cubemapLeft;
static RenderTexture cubemapRight;
static RenderTexture equirect;
public static Texture2D CapturePreview(Transform position, int size = 4096, float height = 1f, float stereoSeparation = 0.064f)
{
cubemapLeft = new RenderTexture(size, size, 0);
cubemapRight = new RenderTexture(size, size, 0);
equirect = new RenderTexture(size, size, 0);
cubemapLeft.dimension = TextureDimension.Cube;
cubemapRight.dimension = TextureDimension.Cube;
var cameraObject = new GameObject("WorldPreviewCamera");
Camera cam = cameraObject.AddComponent<Camera>();
cam.useOcclusionCulling = false;
cameraObject.transform.position = position.position + new Vector3(0, height, 0);
cam.stereoSeparation = stereoSeparation;
cam.RenderToCubemap(cubemapLeft, 63, Camera.MonoOrStereoscopicEye.Left);
cam.RenderToCubemap(cubemapRight, 63, Camera.MonoOrStereoscopicEye.Right);
cubemapLeft.ConvertToEquirect(equirect, Camera.MonoOrStereoscopicEye.Left);
cubemapRight.ConvertToEquirect(equirect, Camera.MonoOrStereoscopicEye.Right);
RenderTexture.active = equirect;
var result = new Texture2D(size, size);
result.ReadPixels(new Rect(0, 0, result.width, result.height), 0, 0);
result.Apply();
Object.DestroyImmediate(cameraObject);
return result;
}
public static void CreatePanoImages()
{
var foundCVRWorld = MonoBehaviour.FindObjectsOfType<CVRWorld>();
var world = foundCVRWorld[0];
Texture2D pano = CapturePreview(world.transform, 1024);
byte[] bytes = pano.EncodeToPNG();
System.IO.File.WriteAllBytes(Application.persistentDataPath + "/bundle_pano_1024.png", bytes);
pano = CapturePreview(world.transform, 4096);
bytes = pano.EncodeToPNG();
System.IO.File.WriteAllBytes(Application.persistentDataPath + "/bundle_pano_4096.png", bytes);
}
}
}