From 96be9cddcc433f4ceeb7fa2c4df6b65196839b80 Mon Sep 17 00:00:00 2001
From: Ivan Epifanov <[EMAIL REDACTED]>
Date: Sun, 27 Mar 2022 21:48:09 +0300
Subject: [PATCH] Vita: add hint to select which touchpad generates mouse
events
---
include/SDL_hints.h | 12 ++++++++++++
src/events/SDL_mouse.c | 27 +++++++++++++++++++++++++++
src/events/SDL_mouse_c.h | 3 +++
src/events/SDL_touch.c | 5 +++++
4 files changed, 47 insertions(+)
diff --git a/include/SDL_hints.h b/include/SDL_hints.h
index 133f68769ad..b61eb32bd1e 100644
--- a/include/SDL_hints.h
+++ b/include/SDL_hints.h
@@ -1354,6 +1354,18 @@ extern "C" {
*/
#define SDL_HINT_TOUCH_MOUSE_EVENTS "SDL_TOUCH_MOUSE_EVENTS"
+/**
+ * \brief A variable controlling which touchpad should generate synthetic mouse events
+ *
+ * This variable can be set to the following values:
+ * "0" - Only front touchpad should generate mouse events. Default
+ * "1" - Only back touchpad should generate mouse events.
+ * "2" - Both touchpads should generate mouse events.
+ *
+ * By default SDL will generate mouse events for all touch devices
+ */
+#define SDL_HINT_VITA_TOUCH_MOUSE_DEVICE "SDL_HINT_VITA_TOUCH_MOUSE_DEVICE"
+
/**
* \brief A variable controlling whether the Android / tvOS remotes
* should be listed as joystick devices, instead of sending keyboard events.
diff --git a/src/events/SDL_mouse.c b/src/events/SDL_mouse.c
index acf75ac4d39..092c95f40e4 100644
--- a/src/events/SDL_mouse.c
+++ b/src/events/SDL_mouse.c
@@ -109,6 +109,28 @@ SDL_TouchMouseEventsChanged(void *userdata, const char *name, const char *oldVal
mouse->touch_mouse_events = SDL_GetStringBoolean(hint, SDL_TRUE);
}
+#if defined(__vita__)
+static void SDLCALL
+SDL_VitaTouchMouseDeviceChanged(void *userdata, const char *name, const char *oldValue, const char *hint)
+{
+ SDL_Mouse *mouse = (SDL_Mouse *)userdata;
+ if (hint) {
+ switch(*hint) {
+ default:
+ case '0':
+ mouse->vita_touch_mouse_device = 0;
+ break;
+ case '1':
+ mouse->vita_touch_mouse_device = 1;
+ break;
+ case '2':
+ mouse->vita_touch_mouse_device = 2;
+ break;
+ }
+ }
+}
+#endif
+
static void SDLCALL
SDL_MouseTouchEventsChanged(void *userdata, const char *name, const char *oldValue, const char *hint)
{
@@ -166,6 +188,11 @@ SDL_MouseInit(void)
SDL_AddHintCallback(SDL_HINT_TOUCH_MOUSE_EVENTS,
SDL_TouchMouseEventsChanged, mouse);
+#if defined(__vita__)
+ SDL_AddHintCallback(SDL_HINT_VITA_TOUCH_MOUSE_DEVICE,
+ SDL_VitaTouchMouseDeviceChanged, mouse);
+#endif
+
SDL_AddHintCallback(SDL_HINT_MOUSE_TOUCH_EVENTS,
SDL_MouseTouchEventsChanged, mouse);
diff --git a/src/events/SDL_mouse_c.h b/src/events/SDL_mouse_c.h
index 7b020447a9b..e2298d981e0 100644
--- a/src/events/SDL_mouse_c.h
+++ b/src/events/SDL_mouse_c.h
@@ -100,6 +100,9 @@ typedef struct
SDL_bool touch_mouse_events;
SDL_bool mouse_touch_events;
SDL_bool was_touch_mouse_events; /* Was a touch-mouse event pending? */
+#if defined(__vita__)
+ Uint8 vita_touch_mouse_device;
+#endif
SDL_bool auto_capture;
/* Data for input source state */
diff --git a/src/events/SDL_touch.c b/src/events/SDL_touch.c
index c3534f00e43..ebf26e091c6 100644
--- a/src/events/SDL_touch.c
+++ b/src/events/SDL_touch.c
@@ -265,8 +265,13 @@ SDL_SendTouch(SDL_TouchID id, SDL_FingerID fingerid, SDL_Window * window,
#if SYNTHESIZE_TOUCH_TO_MOUSE
/* SDL_HINT_TOUCH_MOUSE_EVENTS: controlling whether touch events should generate synthetic mouse events */
+ /* SDL_HINT_VITA_TOUCH_MOUSE_DEVICE: controlling which touchpad should generate synthetic mouse events, PSVita-only */
{
+#if defined(__vita__)
+ if (mouse->touch_mouse_events && ((mouse->vita_touch_mouse_device == id) || (mouse->vita_touch_mouse_device == 2)) ) {
+#else
if (mouse->touch_mouse_events) {
+#endif
/* FIXME: maybe we should only restrict to a few SDL_TouchDeviceType */
if (id != SDL_MOUSE_TOUCHID) {
if (window) {