Win64: configurable username (username.txt) and persistent game settings (settings.dat) (#195)

1 files changed, 55 insertions, 2 deletions

diff --git a/Minecraft.Client/Windows64/Windows64_App.cpp b/Minecraft.Client/Windows64/Windows64_App.cpp
index dbc1bfc5..461e8c34 100644
--- a/Minecraft.Client/Windows64/Windows64_App.cpp
+++ b/Minecraft.Client/Windows64/Windows64_App.cpp
@@ -10,11 +10,46 @@
 #include "..\..\Minecraft.World\BiomeSource.h"
 #include "..\..\Minecraft.World\LevelType.h"
 
+wstring g_playerName;
+
 CConsoleMinecraftApp app;
 
+static void LoadPlayerName()
+{
+	if (!g_playerName.empty()) return;
+	g_playerName = L"Windows";
+
+	char exePath[MAX_PATH] = {};
+	GetModuleFileNameA(NULL, exePath, MAX_PATH);
+	char *lastSlash = strrchr(exePath, '\\');
+	if (lastSlash) *(lastSlash + 1) = '\0';
+	char filePath[MAX_PATH] = {};
+	_snprintf_s(filePath, sizeof(filePath), _TRUNCATE, "%susername.txt", exePath);
+
+	FILE *f = NULL;
+	if (fopen_s(&f, filePath, "r") == 0 && f)
+	{
+		char buf[128] = {};
+		if (fgets(buf, sizeof(buf), f))
+		{
+			int len = (int)strlen(buf);
+			while (len > 0 && (buf[len-1] == '\n' || buf[len-1] == '\r' || buf[len-1] == ' '))
+				buf[--len] = '\0';
+			if (len > 0)
+			{
+				wchar_t wbuf[128] = {};
+				mbstowcs(wbuf, buf, 127);
+				g_playerName = wbuf;
+			}
+		}
+		fclose(f);
+	}
+}
+
 CConsoleMinecraftApp::CConsoleMinecraftApp() : CMinecraftApp()
 {
 	m_bShutdown = false;
+	LoadPlayerName();
 }
 
 void CConsoleMinecraftApp::SetRichPresenceContext(int iPad, int contextId)
@@ -35,9 +70,27 @@ void CConsoleMinecraftApp::FatalLoadError()
 
 void CConsoleMinecraftApp::CaptureSaveThumbnail()
 {
+	RenderManager.CaptureThumbnail(&m_ThumbnailBuffer);
 }
 void CConsoleMinecraftApp::GetSaveThumbnail(PBYTE *pbData,DWORD *pdwSize)
 {
+	// On a save caused by a create world, the thumbnail capture won't have happened
+	if (m_ThumbnailBuffer.Allocated())
+	{
+		if (pbData)
+		{
+			*pbData  = new BYTE[m_ThumbnailBuffer.GetBufferSize()];
+			*pdwSize = m_ThumbnailBuffer.GetBufferSize();
+			memcpy(*pbData, m_ThumbnailBuffer.GetBufferPointer(), *pdwSize);
+		}
+		m_ThumbnailBuffer.Release();
+	}
+	else
+	{
+		// No capture happened (e.g. first save on world creation) leave thumbnail as NULL
+		if (pbData)  *pbData  = NULL;
+		if (pdwSize) *pdwSize = 0;
+	}
 }
 void CConsoleMinecraftApp::ReleaseSaveThumbnail()
 {
@@ -57,8 +110,8 @@ void CConsoleMinecraftApp::TemporaryCreateGameStart()
 	Minecraft *pMinecraft=Minecraft::GetInstance();
 	app.ReleaseSaveThumbnail();
 	ProfileManager.SetLockedProfile(0);
-	extern wchar_t g_Win64UsernameW[17];
-	pMinecraft->user->name = g_Win64UsernameW;
+	LoadPlayerName();
+	pMinecraft->user->name = g_playerName;
 	app.ApplyGameSettingsChanged(0);
 
 	////////////////////////////////////////////////////////////////////////////////////////////// From CScene_MultiGameJoinLoad::OnInit