From a3ad7b73f32bba1720c356322e8b52df1354d9be Mon Sep 17 00:00:00 2001
From: Misa <infoteddy@infoteddy.info>
Date: Mon, 15 Feb 2021 17:47:11 -0800
Subject: [PATCH] Add Screen::destroy()

In order to have squeaky-clean memory management, we'll need to clean up
all the things that Screen allocates. This is the function to call to do
so.
---
 desktop_version/src/Screen.cpp | 15 +++++++++++++++
 desktop_version/src/Screen.h   |  1 +
 2 files changed, 16 insertions(+)

diff --git a/desktop_version/src/Screen.cpp b/desktop_version/src/Screen.cpp
index 88b1f535..7c7c6599 100644
--- a/desktop_version/src/Screen.cpp
+++ b/desktop_version/src/Screen.cpp
@@ -93,6 +93,21 @@ void Screen::init(const ScreenSettings& settings)
 	ResizeScreen(settings.windowWidth, settings.windowHeight);
 }
 
+void Screen::destroy()
+{
+#define X(CLEANUP, POINTER) \
+	CLEANUP(POINTER); \
+	POINTER = NULL;
+
+	/* Order matters! */
+	X(SDL_DestroyTexture, m_screenTexture);
+	X(SDL_FreeSurface, m_screen);
+	X(SDL_DestroyRenderer, m_renderer);
+	X(SDL_DestroyWindow, m_window);
+
+#undef X
+}
+
 void Screen::GetSettings(ScreenSettings* settings)
 {
 	int width, height;
diff --git a/desktop_version/src/Screen.h b/desktop_version/src/Screen.h
index b13a7be0..365cf9ea 100644
--- a/desktop_version/src/Screen.h
+++ b/desktop_version/src/Screen.h
@@ -9,6 +9,7 @@ class Screen
 {
 public:
 	void init(const ScreenSettings& settings);
+	void destroy();
 
 	void GetSettings(ScreenSettings* settings);