From a1be2963ce681e67a007ae2a93d085d243955936 Mon Sep 17 00:00:00 2001
From: redstrate <git@mail.redstrate.com>
Date: Tue, 2 Nov 2021 08:49:06 -0400
Subject: [PATCH] Add DirectX version option

---
 src/settingswindow.cpp | 12 ++++++++++++
 src/xivlauncher.cpp    |  7 ++++++-
 src/xivlauncher.h      |  1 +
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/settingswindow.cpp b/src/settingswindow.cpp
index 9517467..6e663a3 100644
--- a/src/settingswindow.cpp
+++ b/src/settingswindow.cpp
@@ -9,6 +9,7 @@
 #include <QGroupBox>
 #include <QMessageBox>
 #include <QProcess>
+#include <QComboBox>
 
 #include "xivlauncher.h"
 
@@ -19,6 +20,17 @@ SettingsWindow::SettingsWindow(LauncherWindow& window, QWidget* parent) : window
     auto layout = new QFormLayout(this);
     setLayout(layout);
 
+    auto directXCombo = new QComboBox();
+    directXCombo->setCurrentIndex(window.settings.value("directx", 0).toInt());
+    directXCombo->addItem("DirectX 11");
+    directXCombo->addItem("DirectX 9");
+    layout->addRow("DirectX Version", directXCombo);
+
+    connect(directXCombo, &QComboBox::currentIndexChanged, [=](int index) {
+        this->window.settings.setValue("directx", directXCombo->currentIndex());
+        this->window.useDX9 = directXCombo->currentIndex() == 1;
+    });
+
 #if defined(Q_OS_LINUX)
     auto wineBox = new QGroupBox("Wine Options");
     auto wineBoxLayout = new QFormLayout();
diff --git a/src/xivlauncher.cpp b/src/xivlauncher.cpp
index 0e3b6be..6935d5a 100755
--- a/src/xivlauncher.cpp
+++ b/src/xivlauncher.cpp
@@ -43,7 +43,12 @@ void LauncherWindow::launchGame(const LoginAuth auth) {
     QList<QString> arguments;
 
     // now for the actual game...
-    arguments.push_back(gamePath + "\\game\\ffxiv_dx11.exe");
+    if(useDX9) {
+        arguments.push_back(gamePath + "\\game\\ffxiv.exe");
+    } else {
+        arguments.push_back(gamePath + "\\game\\ffxiv_dx11.exe");
+    }
+
     arguments.push_back("DEV.DataPathType=1");
     arguments.push_back("DEV.UseSqPack=1");
 
diff --git a/src/xivlauncher.h b/src/xivlauncher.h
index f20def4..9e5fe21 100755
--- a/src/xivlauncher.h
+++ b/src/xivlauncher.h
@@ -36,6 +36,7 @@ public:
     QString bootVersion, gameVersion;
 
     bool useEsync, useGamescope, useGamemode;
+    bool useDX9 = false;
 
     void launchGame(const LoginAuth auth);
     void launchExecutable(const QStringList args);