From 5de0a8b3a072e7ea09bc566ba33f0c08e3a5eff1 Mon Sep 17 00:00:00 2001
From: rsn8887
Date: Wed, 24 Jan 2018 19:57:00 -0600
Subject: PSP2: Enable rear touch only when Touchpad Mouse Mode is on

---
 backends/events/psp2sdl/psp2sdl-events.cpp | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/backends/events/psp2sdl/psp2sdl-events.cpp b/backends/events/psp2sdl/psp2sdl-events.cpp
index cc72b01ac0..b2b9df7f09 100644
--- a/backends/events/psp2sdl/psp2sdl-events.cpp
+++ b/backends/events/psp2sdl/psp2sdl-events.cpp
@@ -59,16 +59,21 @@ void PSP2EventSource::preprocessEvents(SDL_Event *event) {
 		// front (0) or back (1) panel
 		SDL_TouchID port = event->tfinger.touchId;
 		if (port < SCE_TOUCH_PORT_MAX_NUM && port >= 0) {
-			switch (event->type) {
-			case SDL_FINGERDOWN:
-				preprocessFingerDown(event);
-				break;
-			case SDL_FINGERUP:
-				preprocessFingerUp(event);
-				break;
-			case SDL_FINGERMOTION:
-				preprocessFingerMotion(event);
-				break;
+			// touchpad_mouse_mode off: use only front panel for direct touch control of pointer
+			// touchpad_mouse_mode on: use both front and rear for indirect touch control
+			// where the finger can be somewhere else than the pointer and still move it
+			if (port == 0 || ConfMan.getBool("touchpad_mouse_mode")) {
+				switch (event->type) {
+				case SDL_FINGERDOWN:
+					preprocessFingerDown(event);
+					break;
+				case SDL_FINGERUP:
+					preprocessFingerUp(event);
+					break;
+				case SDL_FINGERMOTION:
+					preprocessFingerMotion(event);
+					break;
+				}
 			}
 		}
 	}
-- 
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