From d0f7f72bd7f229063df91044f9c14710dba99baa Mon Sep 17 00:00:00 2001
From: pelya <x.pelya.x@gmail.com>
Date: Sat, 25 Nov 2017 08:14:38 +0200
Subject: [PATCH] SDL: fixed gamepad arrow keys not working for dpad, if it
 reports analog values

---
 .../src/video/android/SDL_androidinput.c      | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/project/jni/sdl-1.2/src/video/android/SDL_androidinput.c b/project/jni/sdl-1.2/src/video/android/SDL_androidinput.c
index aa199ec84..c47d98a4b 100644
--- a/project/jni/sdl-1.2/src/video/android/SDL_androidinput.c
+++ b/project/jni/sdl-1.2/src/video/android/SDL_androidinput.c
@@ -1446,6 +1446,48 @@ JAVA_EXPORT_NAME(DemoGLSurfaceView_nativeGamepadAnalogJoystickInput) (JNIEnv* en
 
 	gamepadId --;
 
+	// Translate analog dpad values to keypresses
+	if( dpady < -0.5f )
+	{
+		if( !SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_UP]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_PRESSED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_UP], 0 );
+	}
+	else
+	{
+		if( SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_UP]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_RELEASED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_UP], 0 );
+	}
+	if( dpady > 0.5f )
+	{
+		if( !SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_DOWN]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_PRESSED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_DOWN], 0 );
+	}
+	else
+	{
+		if( SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_DOWN]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_RELEASED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_DOWN], 0 );
+	}
+	if( dpadx < -0.5f )
+	{
+		if( !SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_LEFT]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_PRESSED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_LEFT], 0 );
+	}
+	else
+	{
+		if( SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_LEFT]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_RELEASED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_LEFT], 0 );
+	}
+	if( dpadx > 0.5f )
+	{
+		if( !SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_RIGHT]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_PRESSED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_RIGHT], 0 );
+	}
+	else
+	{
+		if( SDL_GetKeyboardState(NULL)[SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_RIGHT]] )
+			SDL_ANDROID_MainThreadPushKeyboardKey( SDL_RELEASED, SDL_android_gamepad_keymap[gamepadId][KEYCODE_DPAD_RIGHT], 0 );
+	}
+
 	if( SDL_ANDROID_CurrentJoysticks[JOY_GAMEPAD1 + gamepadId] )
 	{
 		SDL_ANDROID_MainThreadPushJoystickAxis(JOY_GAMEPAD1 + gamepadId, 0, NORMALIZE_FLOAT_32767(stick1x));