From aac4f5711080c4ad4c63d0734b4a815f0cfd5bd0 Mon Sep 17 00:00:00 2001
From: RD42 <42702181+dashr9230@users.noreply.github.com>
Date: Tue, 2 Apr 2024 22:22:38 +0800
Subject: [PATCH] [saco] Implement CUnkClass13 constructor

* Implement `CUnkClass13::RestoreDeviceObjects()`
* Update `DoInitStuff()`
---
 saco/main.cpp       |  3 ++-
 saco/main.h         |  1 +
 saco/saco.vcproj    |  6 ++++++
 saco/unkclass13.cpp | 31 +++++++++++++++++++++++++++++++
 saco/unkclass13.h   | 18 ++++++++++++++++++
 5 files changed, 58 insertions(+), 1 deletion(-)
 create mode 100644 saco/unkclass13.cpp
 create mode 100644 saco/unkclass13.h

diff --git a/saco/main.cpp b/saco/main.cpp
index c5b6200..d5ae2ef 100644
--- a/saco/main.cpp
+++ b/saco/main.cpp
@@ -22,9 +22,9 @@ CSpawnScreen			*pSpawnScreen=0;
 CNetGame				*pNetGame=0;
 //DWORD					dword_1026EB98=0;
 CFontRender				*pDefaultFont=0;
-//DWORD					dword_1026EBA0=0;
 //DWORD					dword_1026EBA4=0;
 //DWORD					dword_1026EBA8=0;
+CUnkClass13				*pUnkClass13=0;
 
 BOOL					bGameInited=FALSE;
 
@@ -364,6 +364,7 @@ void DoInitStuff()
 		pUnkClass10 = new CUnkClass10(pD3DDevice);
 		pUnkClass11 = new CUnkClass11();
 		pUnkClass12 = new CUnkClass12();
+		pUnkClass13 = new CUnkClass13(pD3DDevice);
 
 		// TODO: DoInitStuff
 
diff --git a/saco/main.h b/saco/main.h
index e036ec1..071bde3 100644
--- a/saco/main.h
+++ b/saco/main.h
@@ -74,6 +74,7 @@ typedef struct _GAME_SETTINGS {
 #include "unkclass10.h"
 #include "unkclass11.h"
 #include "unkclass12.h"
+#include "unkclass13.h"
 
 void SetStringFromCommandLine(char *szCmdLine, char *szString);
 void SetStringFromQuotedCommandLine(char *szCmdLine, char *szString);
diff --git a/saco/saco.vcproj b/saco/saco.vcproj
index 21f027e..ecd19d6 100644
--- a/saco/saco.vcproj
+++ b/saco/saco.vcproj
@@ -573,6 +573,12 @@
 			<File
 				RelativePath=".\unkclass12.h">
 			</File>
+			<File
+				RelativePath=".\unkclass13.cpp">
+			</File>
+			<File
+				RelativePath=".\unkclass13.h">
+			</File>
 			<File
 				RelativePath=".\unkclass2.cpp">
 			</File>
diff --git a/saco/unkclass13.cpp b/saco/unkclass13.cpp
new file mode 100644
index 0000000..ed99c0b
--- /dev/null
+++ b/saco/unkclass13.cpp
@@ -0,0 +1,31 @@
+
+#include "main.h"
+
+CUnkClass13::CUnkClass13(IDirect3DDevice9 *pD3DDevice)
+{
+	field_20 = 0;
+	m_pD3DSurface = NULL;
+	m_pD3DTexture = NULL;
+	m_pD3DRenderToSurface = NULL;
+	m_pD3DDevice = pD3DDevice;
+
+	RestoreDeviceObjects();
+}
+
+void CUnkClass13::RestoreDeviceObjects()
+{
+	m_pD3DDevice->GetDisplayMode(0, &m_DisplayMode);
+
+	HRESULT hr = D3DXCreateTexture(m_pD3DDevice, 128, 32, 1,
+		D3DUSAGE_RENDERTARGET, m_DisplayMode.Format, D3DPOOL_DEFAULT, &m_pD3DTexture);
+	if(SUCCEEDED(hr))
+	{
+		D3DSURFACE_DESC desc;
+
+		m_pD3DTexture->GetSurfaceLevel(0, &m_pD3DSurface);
+		m_pD3DSurface->GetDesc(&desc);
+		
+		D3DXCreateRenderToSurface(m_pD3DDevice, desc.Width, desc.Height,
+			desc.Format, TRUE, D3DFMT_D16, &m_pD3DRenderToSurface);
+	}
+}
\ No newline at end of file
diff --git a/saco/unkclass13.h b/saco/unkclass13.h
new file mode 100644
index 0000000..3195af3
--- /dev/null
+++ b/saco/unkclass13.h
@@ -0,0 +1,18 @@
+
+#pragma once
+
+class CUnkClass13
+{
+private:
+	IDirect3DDevice9 *m_pD3DDevice;
+	ID3DXRenderToSurface *m_pD3DRenderToSurface;
+	IDirect3DTexture9 *m_pD3DTexture;
+	IDirect3DSurface9* m_pD3DSurface;
+	D3DDISPLAYMODE m_DisplayMode;
+	int field_20;
+
+public:
+	CUnkClass13(IDirect3DDevice9 *pD3DDevice);
+
+	void RestoreDeviceObjects();
+};