From 1a71e040c033759305249b20f0ae0226bef37fdc Mon Sep 17 00:00:00 2001
From: Cameron Gutman <aicommander@gmail.com>
Date: Fri, 1 Jun 2018 21:17:47 -0700
Subject: [PATCH] Fix deadzones to dynamically detect controls on screen and
 add a deadzone for the analog sticks

---
 Limelight/Input/OnScreenControls.m | 56 ++++++++++++++++++++----------
 1 file changed, 37 insertions(+), 19 deletions(-)

diff --git a/Limelight/Input/OnScreenControls.m b/Limelight/Input/OnScreenControls.m
index c02729f9..b32e4e86 100644
--- a/Limelight/Input/OnScreenControls.m
+++ b/Limelight/Input/OnScreenControls.m
@@ -836,26 +836,31 @@ static float L3_Y;
 }
 
 - (BOOL) isInDeadZone:(UITouch*) touch {
-    switch (_level) {
-        case OnScreenControlsLevelFull:
-            return [self isDpadDeadZone:touch]
-            || [self isAbxyDeadZone:touch]
-            || [self isTriggerDeadZone:touch]
-            || [self isBumperDeadZone:touch]
-            || [self isStartSelectDeadZone:touch];
-        case OnScreenControlsLevelSimple:
-            return [self isTriggerDeadZone:touch]
-            || [self isStartSelectDeadZone:touch]
-            || [self isL3R3DeadZone:touch];
-        case OnScreenControlsLevelAutoGCExtendedGamepad:
-            return [self isL3R3DeadZone:touch]
-            || [self isStartSelectDeadZone:touch];
-        case OnScreenControlsLevelAutoGCGamepad:
-            return [self isTriggerDeadZone:touch]
-            || [self isStartSelectDeadZone:touch];
-        default:
-            return false;
+    // Dynamically evaluate deadzones based on the controls
+    // on screen at the time
+    if (_leftButton.superlayer != nil && [self isDpadDeadZone:touch]) {
+        return true;
     }
+    else if (_aButton.superlayer != nil && [self isAbxyDeadZone:touch]) {
+        return true;
+    }
+    else if (_l2Button.superlayer != nil && [self isTriggerDeadZone:touch]) {
+        return true;
+    }
+    else if (_l1Button.superlayer != nil && [self isBumperDeadZone:touch]) {
+        return true;
+    }
+    else if (_startButton.superlayer != nil && [self isStartSelectDeadZone:touch]) {
+        return true;
+    }
+    else if (_l3Button.superlayer != nil && [self isL3R3DeadZone:touch]) {
+        return true;
+    }
+    else if (_leftStickBackground.superlayer != nil && [self isStickDeadZone:touch]) {
+        return true;
+    }
+    
+    return false;
 }
 
 - (BOOL) isDpadDeadZone:(UITouch*) touch {
@@ -926,6 +931,19 @@ static float L3_Y;
                    endY:_view.frame.origin.y + _view.frame.size.height];
 }
 
+- (BOOL) isStickDeadZone:(UITouch*) touch {
+    return [self isDeadZone:touch
+                     startX:_leftStickBackground.frame.origin.x - 15
+                     startY:_leftStickBackground.frame.origin.y - 15
+                       endX:_leftStickBackground.frame.origin.x + _leftStickBackground.frame.size.width + 15
+                       endY:_view.frame.origin.y + _view.frame.size.height]
+    || [self isDeadZone:touch
+                 startX:_rightStickBackground.frame.origin.x - 15
+                 startY:_rightStickBackground.frame.origin.y - 15
+                   endX:_rightStickBackground.frame.origin.x + _rightStickBackground.frame.size.width + 15
+                   endY:_view.frame.origin.y + _view.frame.size.height];
+}
+
 - (BOOL) isDeadZone:(UITouch*) touch startX:(float)deadZoneStartX startY:(float)deadZoneStartY endX:(float)deadZoneEndX endY:(float)deadZoneEndY {
     deadZoneStartX -= DEAD_ZONE_PADDING;
     deadZoneStartY -= DEAD_ZONE_PADDING;