Swap position/point names

A point is a 2D vector. A position represent a point relative to the
screen size.

app/src/common.h

@@ -11,16 +11,16 @@ struct size {
     Uint16 height;
 };
 
-struct position {
+struct point {
     Uint16 x;
     Uint16 y;
 };
 
-struct point {
+struct position {
     // The video screen size may be different from the real device screen size,
     // so store to which size the absolute position apply, to scale it accordingly.
     struct size screen_size;
-    struct position position;
+    struct point point;
 };
 
 #endif

app/src/controlevent.c

@@ -17,11 +17,11 @@ static inline void write32(Uint8 *buf, Uint32 value) {
     buf[3] = value;
 }
 
-static void write_point(Uint8 *buf, const struct point *point) {
+static void write_position(Uint8 *buf, const struct position *position) {
-    write16(&buf[0], point->position.x);
+    write16(&buf[0], position->point.x);
-    write16(&buf[2], point->position.y);
+    write16(&buf[2], position->point.y);
-    write16(&buf[4], point->screen_size.width);
+    write16(&buf[4], position->screen_size.width);
-    write16(&buf[6], point->screen_size.height);
+    write16(&buf[6], position->screen_size.height);
 }
 
 int control_event_serialize(const struct control_event *event, unsigned char *buf) {
@@ -45,10 +45,10 @@ int control_event_serialize(const struct control_event *event, unsigned char *bu
     case CONTROL_EVENT_TYPE_MOUSE:
         buf[1] = event->mouse_event.action;
         write32(&buf[2], event->mouse_event.buttons);
-        write_point(&buf[6], &event->mouse_event.point);
+        write_position(&buf[6], &event->mouse_event.position);
         return 14;
     case CONTROL_EVENT_TYPE_SCROLL:
-        write_point(&buf[1], &event->scroll_event.point);
+        write_position(&buf[1], &event->scroll_event.position);
         write32(&buf[9], (Uint32) event->scroll_event.hscroll);
         write32(&buf[13], (Uint32) event->scroll_event.vscroll);
         return 17;

app/src/controlevent.h

@@ -33,10 +33,10 @@ struct control_event {
         struct {
             enum android_motionevent_action action;
             enum android_motionevent_buttons buttons;
-            struct point point;
+            struct position position;
         } mouse_event;
         struct {
-            struct point point;
+            struct position position;
             Sint32 hscroll;
             Sint32 vscroll;
         } scroll_event;

app/src/convert.c

@@ -144,32 +144,32 @@ SDL_bool mouse_button_from_sdl_to_android(const SDL_MouseButtonEvent *from,
     }
 
     to->mouse_event.buttons = convert_mouse_buttons(SDL_BUTTON(from->button));
-    to->mouse_event.point.screen_size = screen_size;
+    to->mouse_event.position.screen_size = screen_size;
-    to->mouse_event.point.position.x = (Uint16) from->x;
+    to->mouse_event.position.point.x = (Uint16) from->x;
-    to->mouse_event.point.position.y = (Uint16) from->y;
+    to->mouse_event.position.point.y = (Uint16) from->y;
 
     return SDL_TRUE;
 }
 
 SDL_bool mouse_motion_from_sdl_to_android(const SDL_MouseMotionEvent *from,
-                                          const struct size screen_size,
+                                          struct size screen_size,
                                           struct control_event *to) {
     to->type = CONTROL_EVENT_TYPE_MOUSE;
     to->mouse_event.action = AMOTION_EVENT_ACTION_MOVE;
     to->mouse_event.buttons = convert_mouse_buttons(from->state);
-    to->mouse_event.point.screen_size = screen_size;
+    to->mouse_event.position.screen_size = screen_size;
-    to->mouse_event.point.position.x = from->x;
+    to->mouse_event.position.point.x = from->x;
-    to->mouse_event.point.position.y = from->y;
+    to->mouse_event.position.point.y = from->y;
 
     return SDL_TRUE;
 }
 
 SDL_bool mouse_wheel_from_sdl_to_android(const SDL_MouseWheelEvent *from,
-                                         const struct point point,
+                                         struct position position,
                                          struct control_event *to) {
     to->type = CONTROL_EVENT_TYPE_SCROLL;
 
-    to->scroll_event.point = point;
+    to->scroll_event.position = position;
 
     int mul = from->direction == SDL_MOUSEWHEEL_NORMAL ? 1 : -1;
     to->scroll_event.hscroll = mul * from->x;

app/src/convert.h

@@ -29,7 +29,7 @@ SDL_bool mouse_motion_from_sdl_to_android(const SDL_MouseMotionEvent *from,
 
 // on Android, a scroll event requires the current mouse position
 SDL_bool mouse_wheel_from_sdl_to_android(const SDL_MouseWheelEvent *from,
-                                         struct point point,
+                                         struct position position,
                                          struct control_event *to);
 
 #endif

app/src/scrcpy.c

@@ -104,12 +104,12 @@ static inline struct size get_window_size(SDL_Window *window) {
     return size;
 }
 
-static inline struct position get_mouse_position() {
+static inline struct point get_mouse_point() {
     int x;
     int y;
     SDL_GetMouseState(&x, &y);
     SDL_assert_release(x >= 0 && x < 0x10000 && y >= 0 && y < 0x10000);
-    return (struct position) {
+    return (struct point) {
         .x = (Uint16) x,
         .y = (Uint16) y,
     };
@@ -322,9 +322,9 @@ static void handle_mouse_button(const SDL_MouseButtonEvent *event, struct size s
     }
 }
 
-static void handle_mouse_wheel(const SDL_MouseWheelEvent *event, struct point point) {
+static void handle_mouse_wheel(const SDL_MouseWheelEvent *event, struct position position) {
     struct control_event control_event;
-    if (mouse_wheel_from_sdl_to_android(event, point, &control_event)) {
+    if (mouse_wheel_from_sdl_to_android(event, position, &control_event)) {
         if (!controller_push_event(&controller, &control_event)) {
             SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION, "Cannot send wheel button event");
         }
@@ -366,11 +366,11 @@ void event_loop(void) {
             handle_mouse_motion(&event.motion, frame_size);
             break;
         case SDL_MOUSEWHEEL: {
-            struct point point = {
+            struct position position = {
                 .screen_size = frame_size,
-                .position = get_mouse_position(),
+                .point = get_mouse_point(),
             };
-            handle_mouse_wheel(&event.wheel, point);
+            handle_mouse_wheel(&event.wheel, position);
             break;
         }
         case SDL_MOUSEBUTTONDOWN:

app/tests/test_control_event_serialize.c

@@ -51,8 +51,8 @@ static void test_serialize_mouse_event() {
         .mouse_event = {
             .action = AMOTION_EVENT_ACTION_DOWN,
             .buttons = AMOTION_EVENT_BUTTON_PRIMARY,
-            .point = {
             .position = {
+                .point = {
                     .x = 260,
                     .y = 1026,
                 },
@@ -82,8 +82,8 @@ static void test_serialize_scroll_event() {
     struct control_event event = {
         .type = CONTROL_EVENT_TYPE_SCROLL,
         .scroll_event = {
-            .point = {
             .position = {
+                .point = {
                     .x = 260,
                     .y = 1026,
                 },

server/Makefile

@@ -27,7 +27,7 @@ SRC := com/genymobile/scrcpy/ScrCpyServer.java \
 	com/genymobile/scrcpy/EventController.java \
 	com/genymobile/scrcpy/Ln.java \
 	com/genymobile/scrcpy/Point.java \
-	com/genymobile/scrcpy/RawPoint.java \
+	com/genymobile/scrcpy/Position.java \
 	com/genymobile/scrcpy/ScreenInfo.java \
 	com/genymobile/scrcpy/ScreenStreamer.java \
 	com/genymobile/scrcpy/ScreenStreamerSession.java \

server/src/com/genymobile/scrcpy/ControlEvent.java

@@ -16,7 +16,7 @@ public class ControlEvent {
     private int action; // KeyEvent.ACTION_* or MotionEvent.ACTION_*
     private int keycode; // KeyEvent.KEYCODE_*
     private int buttons; // MotionEvent.BUTTON_*
-    private Point point;
+    private Position position;
     private int hScroll;
     private int vScroll;
 
@@ -39,19 +39,19 @@ public class ControlEvent {
         return event;
     }
 
-    public static ControlEvent createMotionControlEvent(int action, int buttons, Point point) {
+    public static ControlEvent createMotionControlEvent(int action, int buttons, Position position) {
         ControlEvent event = new ControlEvent();
         event.type = TYPE_MOUSE;
         event.action = action;
         event.buttons = buttons;
-        event.point = point;
+        event.position = position;
         return event;
     }
 
-    public static ControlEvent createScrollControlEvent(Point point, int hScroll, int vScroll) {
+    public static ControlEvent createScrollControlEvent(Position position, int hScroll, int vScroll) {
         ControlEvent event = new ControlEvent();
         event.type = TYPE_SCROLL;
-        event.point = point;
+        event.position = position;
         event.hScroll = hScroll;
         event.vScroll = vScroll;
         return event;
@@ -81,8 +81,8 @@ public class ControlEvent {
         return buttons;
     }
 
-    public Point getPoint() {
+    public Position getPosition() {
-        return point;
+        return position;
     }
 
     public int getHScroll() {

server/src/com/genymobile/scrcpy/ControlEventReader.java

@@ -74,17 +74,17 @@ public class ControlEventReader {
                 }
                 int action = toUnsigned(buffer.get());
                 int buttons = buffer.getInt();
-                Point point = readPoint(buffer);
+                Position position = readPosition(buffer);
-                return ControlEvent.createMotionControlEvent(action, buttons, point);
+                return ControlEvent.createMotionControlEvent(action, buttons, position);
             }
             case ControlEvent.TYPE_SCROLL: {
                 if (buffer.remaining() < SCROLL_PAYLOAD_LENGTH) {
                     break;
                 }
-                Point point = readPoint(buffer);
+                Position position = readPosition(buffer);
-                int hscroll = buffer.getInt();
+                int hScroll = buffer.getInt();
-                int vscroll = buffer.getInt();
+                int vScroll = buffer.getInt();
-                return ControlEvent.createScrollControlEvent(point, hscroll, vscroll);
+                return ControlEvent.createScrollControlEvent(position, hScroll, vScroll);
             }
             default:
                 Ln.w("Unknown event type: " + type);
@@ -95,12 +95,12 @@ public class ControlEventReader {
         return null;
     }
 
-    private static Point readPoint(ByteBuffer buffer) {
+    private static Position readPosition(ByteBuffer buffer) {
         int x = toUnsigned(buffer.getShort());
         int y = toUnsigned(buffer.getShort());
         int screenWidth = toUnsigned(buffer.getShort());
         int screenHeight = toUnsigned(buffer.getShort());
-        return new Point(x, y, screenWidth, screenHeight);
+        return new Position(x, y, screenWidth, screenHeight);
     }
 
     private static int toUnsigned(short value) {

server/src/com/genymobile/scrcpy/Device.java

@@ -48,13 +48,13 @@ public class Device {
         return screenInfo;
     }
 
-    public RawPoint getPhysicalPoint(Point point) {
+    public Point getPhysicalPoint(Position position) {
         ScreenInfo screenInfo = getScreenInfo();
         int deviceWidth = screenInfo.getLogicalWidth();
         int deviceHeight = screenInfo.getLogicalHeight();
-        int scaledX = point.getX() * deviceWidth / point.getScreenWidth();
+        int scaledX = position.getX() * deviceWidth / position.getScreenWidth();
-        int scaledY = point.getY() * deviceHeight / point.getScreenHeight();
+        int scaledY = position.getY() * deviceHeight / position.getScreenHeight();
-        return new RawPoint(scaledX, scaledY);
+        return new Point(scaledX, scaledY);
     }
 
     private ScreenInfo readScreenInfo() {

server/src/com/genymobile/scrcpy/EventController.java

@@ -43,10 +43,10 @@ public class EventController {
         coords.touchMinor = 1;
     }
 
-    private void setPointerCoords(RawPoint rawPoint) {
+    private void setPointerCoords(Point point) {
         MotionEvent.PointerCoords coords = pointerCoords[0];
-        coords.x = rawPoint.getX();
+        coords.x = point.getX();
-        coords.y = rawPoint.getY();
+        coords.y = point.getY();
     }
 
     private void setScroll(int hScroll, int vScroll) {
@@ -72,10 +72,10 @@ public class EventController {
                 injectText(controlEvent.getText());
                 break;
             case ControlEvent.TYPE_MOUSE:
-                injectMouse(controlEvent.getAction(), controlEvent.getButtons(), controlEvent.getPoint());
+                injectMouse(controlEvent.getAction(), controlEvent.getButtons(), controlEvent.getPosition());
                 break;
             case ControlEvent.TYPE_SCROLL:
-                injectScroll(controlEvent.getPoint(), controlEvent.getHScroll(), controlEvent.getVScroll());
+                injectScroll(controlEvent.getPosition(), controlEvent.getHScroll(), controlEvent.getVScroll());
         }
         return true;
     }
@@ -97,29 +97,29 @@ public class EventController {
         return true;
     }
 
-    private boolean injectMouse(int action, int buttons, Point point) {
+    private boolean injectMouse(int action, int buttons, Position position) {
         long now = SystemClock.uptimeMillis();
         if (action == MotionEvent.ACTION_DOWN) {
             lastMouseDown = now;
         }
-        RawPoint rawPoint = Device.getInstance().getPhysicalPoint(point);
+        Point point = Device.getInstance().getPhysicalPoint(position);
-        if (rawPoint == null) {
+        if (point == null) {
             // ignore event
             return false;
         }
-        setPointerCoords(rawPoint);
+        setPointerCoords(point);
         MotionEvent event = MotionEvent.obtain(lastMouseDown, now, action, 1, pointerProperties, pointerCoords, 0, buttons, 1f, 1f, 0, 0, InputDevice.SOURCE_TOUCHSCREEN, 0);
         return injectEvent(event);
     }
 
-    private boolean injectScroll(Point point, int hScroll, int vScroll) {
+    private boolean injectScroll(Position position, int hScroll, int vScroll) {
         long now = SystemClock.uptimeMillis();
-        RawPoint rawPoint = Device.getInstance().getPhysicalPoint(point);
+        Point point = Device.getInstance().getPhysicalPoint(position);
-        if (rawPoint == null) {
+        if (point == null) {
             // ignore event
             return false;
         }
-        setPointerCoords(rawPoint);
+        setPointerCoords(point);
         setScroll(hScroll, vScroll);
         MotionEvent event = MotionEvent.obtain(lastMouseDown, now, MotionEvent.ACTION_SCROLL, 1, pointerProperties, pointerCoords, 0, 0, 1f, 1f, 0, 0, InputDevice.SOURCE_MOUSE, 0);
         return injectEvent(event);

server/src/com/genymobile/scrcpy/Point.java

@@ -1,17 +1,12 @@
 package com.genymobile.scrcpy;
 
 public class Point {
-
     private int x;
     private int y;
-    private int screenWidth;
-    private int screenHeight;
 
-    public Point(int x, int y, int screenWidth, int screenHeight) {
+    public Point(int x, int y) {
         this.x = x;
         this.y = y;
-        this.screenWidth = screenWidth;
-        this.screenHeight = screenHeight;
     }
 
     public int getX() {
@@ -22,21 +17,11 @@ public class Point {
         return y;
     }
 
-    public int getScreenWidth() {
-        return screenWidth;
-    }
-
-    public int getScreenHeight() {
-        return screenHeight;
-    }
-
     @Override
     public String toString() {
         return "Point{" +
                 "x=" + x +
                 ", y=" + y +
-                ", screenWidth=" + screenWidth +
-                ", screenHeight=" + screenHeight +
                 '}';
     }
 }

server/src/com/genymobile/scrcpy/Position.java

@@ -0,0 +1,42 @@
+package com.genymobile.scrcpy;
+
+public class Position {
+
+    private int x;
+    private int y;
+    private int screenWidth;
+    private int screenHeight;
+
+    public Position(int x, int y, int screenWidth, int screenHeight) {
+        this.x = x;
+        this.y = y;
+        this.screenWidth = screenWidth;
+        this.screenHeight = screenHeight;
+    }
+
+    public int getX() {
+        return x;
+    }
+
+    public int getY() {
+        return y;
+    }
+
+    public int getScreenWidth() {
+        return screenWidth;
+    }
+
+    public int getScreenHeight() {
+        return screenHeight;
+    }
+
+    @Override
+    public String toString() {
+        return "Point{" +
+                "x=" + x +
+                ", y=" + y +
+                ", screenWidth=" + screenWidth +
+                ", screenHeight=" + screenHeight +
+                '}';
+    }
+}

server/src/com/genymobile/scrcpy/RawPoint.java

@@ -1,27 +0,0 @@
-package com.genymobile.scrcpy;
-
-public class RawPoint {
-    private int x;
-    private int y;
-
-    public RawPoint(int x, int y) {
-        this.x = x;
-        this.y = y;
-    }
-
-    public int getX() {
-        return x;
-    }
-
-    public int getY() {
-        return y;
-    }
-
-    @Override
-    public String toString() {
-        return "RawPoint{" +
-                "x=" + x +
-                ", y=" + y +
-                '}';
-    }
-}