From aa0bc916c36eb0e2cd66ad01a9defd2b523e8258 Mon Sep 17 00:00:00 2001
From: lahm86 <33758420+lahm86@users.noreply.github.com>
Date: Mon, 9 May 2022 16:49:22 +0100
Subject: [PATCH] #304 Cross-game Preparations

Adds SFX export support for TR1.
---
 SFXExport/Program.cs       | 48 +++++++++++++++++++++++++++++++++++++-
 SFXExport/SFXExport.csproj |  3 +++
 2 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/SFXExport/Program.cs b/SFXExport/Program.cs
index 5b81406f0..b839632dc 100644
--- a/SFXExport/Program.cs
+++ b/SFXExport/Program.cs
@@ -1,5 +1,7 @@
 using System;
 using System.IO;
+using TRLevelReader;
+using TRLevelReader.Model;
 
 namespace SFXExport
 {
@@ -21,6 +23,22 @@ static void Main(string[] args)
             }
             Directory.CreateDirectory(exportDir);
 
+            switch (Path.GetExtension(file).ToUpper())
+            {
+                case ".SFX":
+                    ExtractFromSFX(file, exportDir);
+                    break;
+                case ".PHD":
+                    ExtractFromPHD(file, exportDir);
+                    break;
+                default:
+                    Console.WriteLine("Unsupported file.");
+                    break;
+            }
+        }
+
+        private static void ExtractFromSFX(string file, string exportDir)
+        {
             int sample = 0;
             using (BinaryReader reader = new BinaryReader(File.Open(file, FileMode.Open)))
             {
@@ -49,10 +67,32 @@ static void Main(string[] args)
             }
         }
 
+        private static void ExtractFromPHD(string file, string exportDir)
+        {
+            TRLevel level = new TR1LevelReader().ReadLevel(file);
+            for (int i = 0; i < level.NumSampleIndices; i++)
+            {
+                uint sampleStart = level.SampleIndices[i];
+                uint sampleEnd = i < level.NumSampleIndices - 1 ? level.SampleIndices[i + 1] : (uint)level.Samples.Length;
+                if (sampleEnd > level.Samples.Length)
+                {
+                    sampleEnd = (uint)level.Samples.Length;
+                }
+
+                using (BinaryWriter writer = new BinaryWriter(File.Create(Path.Combine(exportDir, i + ".wav"))))
+                {
+                    for (uint j = sampleStart; j < sampleEnd; j++)
+                    {
+                        writer.Write(level.Samples[j]);
+                    }
+                }
+            }
+        }
+
         private static void Usage()
         {
             Console.WriteLine();
-            Console.WriteLine("Usage: SFXExport [*.SFX] [EXPORT_DIR]");
+            Console.WriteLine("Usage: SFXExport [*.SFX|*.PHD] [EXPORT_DIR]");
             Console.WriteLine();
 
             Console.WriteLine("Example");
@@ -61,6 +101,12 @@ private static void Usage()
             Console.ResetColor();
             Console.WriteLine("\t\tExtract each sound effect from the SFX file and create a sample file for each in the TR2 directory.");
             Console.WriteLine();
+
+            Console.ForegroundColor = ConsoleColor.Yellow;
+            Console.WriteLine("\tSFXExport LEVEL1.PHD TR1");
+            Console.ResetColor();
+            Console.WriteLine("\t\tExtract each sound effect from Caves and create a sample file for each in the TR1 directory.");
+            Console.WriteLine();
         }
     }
 }
\ No newline at end of file
diff --git a/SFXExport/SFXExport.csproj b/SFXExport/SFXExport.csproj
index 7534f6b71..9a24bf652 100644
--- a/SFXExport/SFXExport.csproj
+++ b/SFXExport/SFXExport.csproj
@@ -6,4 +6,7 @@
     <Copyright>Copyright © Tombrunners 2021</Copyright>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
   </PropertyGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\TRLevelReader\TRLevelReader.csproj" />
+  </ItemGroup>
 </Project>
\ No newline at end of file