diff --git a/libs/input/Input.cpp b/libs/input/Input.cpp
index d018800..24a7720 100644
--- a/libs/input/Input.cpp
+++ b/libs/input/Input.cpp
@@ -66,11 +66,21 @@
     return transformedXy - transformedOrigin;
 }
 
-bool shouldDisregardTranslation(uint32_t source) {
+bool isFromSource(uint32_t source, uint32_t test) {
+    return (source & test) == test;
+}
+
+bool shouldDisregardTransformation(uint32_t source) {
+    // Do not apply any transformations to axes from joysticks or touchpads.
+    return isFromSource(source, AINPUT_SOURCE_CLASS_JOYSTICK) ||
+            isFromSource(source, AINPUT_SOURCE_CLASS_POSITION);
+}
+
+bool shouldDisregardOffset(uint32_t source) {
     // Pointer events are the only type of events that refer to absolute coordinates on the display,
     // so we should apply the entire window transform. For other types of events, we should make
     // sure to not apply the window translation/offset.
-    return (source & AINPUT_SOURCE_CLASS_POINTER) == 0;
+    return !isFromSource(source, AINPUT_SOURCE_CLASS_POINTER);
 }
 
 } // namespace
@@ -707,7 +717,7 @@
 #endif
 
 bool MotionEvent::isTouchEvent(uint32_t source, int32_t action) {
-    if (source & AINPUT_SOURCE_CLASS_POINTER) {
+    if (isFromSource(source, AINPUT_SOURCE_CLASS_POINTER)) {
         // Specifically excludes HOVER_MOVE and SCROLL.
         switch (action & AMOTION_EVENT_ACTION_MASK) {
         case AMOTION_EVENT_ACTION_DOWN:
@@ -764,17 +774,31 @@
     return android::base::StringPrintf("%" PRId32, action);
 }
 
+// Apply the given transformation to the point without checking whether the entire transform
+// should be disregarded altogether for the provided source.
+static inline vec2 calculateTransformedXYUnchecked(uint32_t source, const ui::Transform& transform,
+                                                   const vec2& xy) {
+    return shouldDisregardOffset(source) ? transformWithoutTranslation(transform, xy)
+                                         : transform.transform(xy);
+}
+
 vec2 MotionEvent::calculateTransformedXY(uint32_t source, const ui::Transform& transform,
                                          const vec2& xy) {
-    return shouldDisregardTranslation(source) ? transformWithoutTranslation(transform, xy)
-                                              : transform.transform(xy);
+    if (shouldDisregardTransformation(source)) {
+        return xy;
+    }
+    return calculateTransformedXYUnchecked(source, transform, xy);
 }
 
 float MotionEvent::calculateTransformedAxisValue(int32_t axis, uint32_t source,
                                                  const ui::Transform& transform,
                                                  const PointerCoords& coords) {
+    if (shouldDisregardTransformation(source)) {
+        return coords.getAxisValue(axis);
+    }
+
     if (axis == AMOTION_EVENT_AXIS_X || axis == AMOTION_EVENT_AXIS_Y) {
-        const vec2 xy = calculateTransformedXY(source, transform, coords.getXYValue());
+        const vec2 xy = calculateTransformedXYUnchecked(source, transform, coords.getXYValue());
         static_assert(AMOTION_EVENT_AXIS_X == 0 && AMOTION_EVENT_AXIS_Y == 1);
         return xy[axis];
     }
diff --git a/libs/input/tests/InputEvent_test.cpp b/libs/input/tests/InputEvent_test.cpp
index 1b594f1..a92016b 100644
--- a/libs/input/tests/InputEvent_test.cpp
+++ b/libs/input/tests/InputEvent_test.cpp
@@ -647,9 +647,8 @@
     ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001);
 }
 
-MotionEvent createTouchDownEvent(float x, float y, float dx, float dy,
-                                 const ui::Transform& transform,
-                                 const ui::Transform& rawTransform) {
+MotionEvent createMotionEvent(int32_t source, uint32_t action, float x, float y, float dx, float dy,
+                              const ui::Transform& transform, const ui::Transform& rawTransform) {
     std::vector<PointerProperties> pointerProperties;
     pointerProperties.push_back(PointerProperties{/* id */ 0, AMOTION_EVENT_TOOL_TYPE_FINGER});
     std::vector<PointerCoords> pointerCoords;
@@ -660,8 +659,8 @@
     pointerCoords.back().setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y, dy);
     nsecs_t eventTime = systemTime(SYSTEM_TIME_MONOTONIC);
     MotionEvent event;
-    event.initialize(InputEvent::nextId(), /* deviceId */ 1, AINPUT_SOURCE_TOUCHSCREEN,
-                     /* displayId */ 0, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN,
+    event.initialize(InputEvent::nextId(), /* deviceId */ 1, source,
+                     /* displayId */ 0, INVALID_HMAC, action,
                      /* actionButton */ 0, /* flags */ 0, /* edgeFlags */ 0, AMETA_NONE,
                      /* buttonState */ 0, MotionClassification::NONE, transform,
                      /* xPrecision */ 0, /* yPrecision */ 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
@@ -670,6 +669,13 @@
     return event;
 }
 
+MotionEvent createTouchDownEvent(float x, float y, float dx, float dy,
+                                 const ui::Transform& transform,
+                                 const ui::Transform& rawTransform) {
+    return createMotionEvent(AINPUT_SOURCE_TOUCHSCREEN, AMOTION_EVENT_ACTION_DOWN, x, y, dx, dy,
+                             transform, rawTransform);
+}
+
 TEST_F(MotionEventTest, ApplyTransform) {
     // Create a rotate-90 transform with an offset (like a window which isn't fullscreen).
     ui::Transform identity;
@@ -708,16 +714,39 @@
                 changedEvent.getAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y, 0), 0.001);
 }
 
+TEST_F(MotionEventTest, JoystickAndTouchpadAreNotTransformed) {
+    constexpr static std::array kNonTransformedSources = {std::pair(AINPUT_SOURCE_TOUCHPAD,
+                                                                    AMOTION_EVENT_ACTION_DOWN),
+                                                          std::pair(AINPUT_SOURCE_JOYSTICK,
+                                                                    AMOTION_EVENT_ACTION_MOVE)};
+    // Create a rotate-90 transform with an offset (like a window which isn't fullscreen).
+    ui::Transform transform(ui::Transform::ROT_90, 800, 400);
+    transform.set(transform.tx() + 20, transform.ty() + 40);
+
+    for (const auto& [source, action] : kNonTransformedSources) {
+        const MotionEvent event =
+                createMotionEvent(source, action, 60, 100, 0, 0, transform, transform);
+
+        // These events should not be transformed in any way.
+        ASSERT_EQ(60, event.getX(0));
+        ASSERT_EQ(100, event.getY(0));
+        ASSERT_EQ(event.getRawX(0), event.getX(0));
+        ASSERT_EQ(event.getRawY(0), event.getY(0));
+    }
+}
+
 TEST_F(MotionEventTest, NonPointerSourcesAreNotTranslated) {
-    constexpr static auto NON_POINTER_SOURCES = {AINPUT_SOURCE_TRACKBALL,
-                                                 AINPUT_SOURCE_MOUSE_RELATIVE,
-                                                 AINPUT_SOURCE_JOYSTICK};
-    for (uint32_t source : NON_POINTER_SOURCES) {
-        // Create a rotate-90 transform with an offset (like a window which isn't fullscreen).
-        ui::Transform transform(ui::Transform::ROT_90, 800, 400);
-        transform.set(transform.tx() + 20, transform.ty() + 40);
-        MotionEvent event = createTouchDownEvent(60, 100, 42, 96, transform, transform);
-        event.setSource(source);
+    constexpr static std::array kNonPointerSources = {std::pair(AINPUT_SOURCE_TRACKBALL,
+                                                                AMOTION_EVENT_ACTION_DOWN),
+                                                      std::pair(AINPUT_SOURCE_MOUSE_RELATIVE,
+                                                                AMOTION_EVENT_ACTION_MOVE)};
+    // Create a rotate-90 transform with an offset (like a window which isn't fullscreen).
+    ui::Transform transform(ui::Transform::ROT_90, 800, 400);
+    transform.set(transform.tx() + 20, transform.ty() + 40);
+
+    for (const auto& [source, action] : kNonPointerSources) {
+        const MotionEvent event =
+                createMotionEvent(source, action, 60, 100, 42, 96, transform, transform);
 
         // Since this event comes from a non-pointer source, it should include rotation but not
         // translation/offset.