From 8f23a79d36b52c109a7d25e79f72ccc3d4a51b1e Mon Sep 17 00:00:00 2001
From: Connor McLaughlin <stenzek@gmail.com>
Date: Mon, 24 May 2021 21:17:45 +1000
Subject: [PATCH] CommonHostInterface: Add public method to activate autofire

---
 src/frontend-common/common_host_interface.cpp | 28 ++++++++++++++++++-
 src/frontend-common/common_host_interface.h   |  4 +++
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/src/frontend-common/common_host_interface.cpp b/src/frontend-common/common_host_interface.cpp
index 4ae269830..ed5e89b26 100644
--- a/src/frontend-common/common_host_interface.cpp
+++ b/src/frontend-common/common_host_interface.cpp
@@ -1453,6 +1453,31 @@ void CommonHostInterface::SetControllerAutoFireState(u32 controller_index, s32 b
   }
 }
 
+void CommonHostInterface::SetControllerAutoFireSlotState(u32 controller_index, u32 slot_index, bool active)
+{
+  for (ControllerAutoFireState& ts : m_controller_autofires)
+  {
+    if (ts.controller_index != controller_index || ts.slot_index != slot_index)
+      continue;
+
+    if (!active)
+    {
+      if (ts.state)
+      {
+        Controller* controller = System::GetController(ts.controller_index);
+        if (controller)
+          controller->SetButtonState(ts.button_code, false);
+      }
+
+      ts.state = false;
+      ts.countdown = ts.frequency;
+    }
+
+    ts.active = active;
+    return;
+  }
+}
+
 void CommonHostInterface::UpdateControllerAutoFire()
 {
   for (ControllerAutoFireState& ts : m_controller_autofires)
@@ -1598,7 +1623,7 @@ void CommonHostInterface::UpdateControllerInputMap(SettingsInterface& si)
       const std::string binding(
         si.GetStringValue(category, TinyString::FromFormat("AutoFire%u", turbo_button_index + 1), ""));
 
-#ifdef __ANDROID__
+#ifndef __ANDROID__
       // Android doesn't require a binding, since we can trigger it from the touchscreen controller.
       if (binding.empty())
         continue;
@@ -1613,6 +1638,7 @@ void CommonHostInterface::UpdateControllerInputMap(SettingsInterface& si)
 
       ControllerAutoFireState ts;
       ts.controller_index = controller_index;
+      ts.slot_index = turbo_button_index;
       ts.button_code = button_code.value();
       ts.frequency = static_cast<u8>(
         std::clamp<s32>(si.GetIntValue(category, TinyString::FromFormat("AutoFire%uFrequency", turbo_button_index + 1),
diff --git a/src/frontend-common/common_host_interface.h b/src/frontend-common/common_host_interface.h
index f26e3bed7..0c7e2690b 100644
--- a/src/frontend-common/common_host_interface.h
+++ b/src/frontend-common/common_host_interface.h
@@ -311,6 +311,9 @@ public:
   /// Controller navigation, used by fullscreen mode.
   void SetControllerNavigationButtonState(FrontendCommon::ControllerNavigationButton button, bool pressed);
 
+  /// Alters autofire state for controllers (activates/deactivates).
+  void SetControllerAutoFireSlotState(u32 controller_index, u32 slot_index, bool active);
+
   /// Toggles fast forward state.
   bool IsFastForwardEnabled() const { return m_fast_forward_enabled; }
   void SetFastForwardEnabled(bool enabled);
@@ -535,6 +538,7 @@ private:
   struct ControllerAutoFireState
   {
     u32 controller_index;
+    u32 slot_index;
     s32 button_code;
     u8 frequency;
     u8 countdown;