Create RuntimeLASConvert.cs

unitycoder · web-flow · commit 73f77c9b6153 · 2021-08-12T16:10:52.000+03:00
diff --git a/Extras/Scripts/RuntimeLASConvert.cs b/Extras/Scripts/RuntimeLASConvert.cs
@@ -0,0 +1,75 @@
+// example script to convert LAS/LAZ file at runtime and then read it in regular viewer (as .ucpc format)
+
+using System.Diagnostics;
+using System.IO;
+using unitycodercom_PointCloudBinaryViewer;
+using UnityEngine;
+using Debug = UnityEngine.Debug;
+
+namespace unitycoder_examples
+{
+    public class RuntimeLASConvert : MonoBehaviour
+    {
+        public PointCloudViewerDX11 binaryViewerDX11;
+
+        public string lasFile = "runtime.las";
+
+        // inside streaming assets
+        string commandlinePath = "PointCloudConverter173b/PointCloudConverter.exe";
+
+        bool isConverting = false;
+
+        void  Start()
+        {
+            isConverting = true;
+
+            var sourceFile = lasFile;
+
+            // check if full path or relative to streaming assets
+            if (Path.IsPathRooted(sourceFile) == false)
+            {
+                sourceFile = Path.Combine(Application.streamingAssetsPath, sourceFile);
+            }
+
+            if (File.Exists(sourceFile))
+            {
+                Debug.Log("Converting file: " + sourceFile);
+            }
+            else
+            {
+                Debug.LogError("Input file missing: " + sourceFile);
+                return;
+            }
+
+            var outputPath = Path.GetDirectoryName(sourceFile);
+            outputPath = Path.Combine(outputPath, "runtime.ucpc");
+
+
+            // start commandline tool with params https://github.com/unitycoder/UnityPointCloudViewer/wiki/Commandline-Tools
+            var exePath = Path.Combine(Application.streamingAssetsPath, commandlinePath);
+            ProcessStartInfo startInfo = new ProcessStartInfo(exePath);
+            startInfo.Arguments = "-input=" + sourceFile + " -flip=true -output=" + outputPath;
+            startInfo.UseShellExecute = true;
+            startInfo.WindowStyle = ProcessWindowStyle.Hidden;
+            //startInfo.WindowStyle = ProcessWindowStyle.Minimized;
+            var process = Process.Start(startInfo);
+            process.WaitForExit();
+
+            //Debug.Log(startInfo.Arguments);
+
+            isConverting = false;
+
+            // check if output exists
+            if (File.Exists(outputPath))
+            {
+                Debug.Log("Reading output file: " + outputPath);
+                binaryViewerDX11.CallReadPointCloudThreaded(outputPath);
+            }
+            else
+            {
+                Debug.LogError("File not found: " + outputPath);
+            }
+
+        }
+    }
+}
