Fix rcamera.h so mouse/keyboard and gamepad can coexist for input (#3579)

src/rcamera.h

@@ -471,31 +471,30 @@ void UpdateCamera(Camera *camera, int mode)
         if (IsKeyDown(KEY_E)) CameraRoll(camera, CAMERA_ROTATION_SPEED);
 
         // Camera movement
-        if (!IsGamepadAvailable(0))
+        // Camera pan (for CAMERA_FREE)
+        if ((mode == CAMERA_FREE) && (IsMouseButtonDown(MOUSE_BUTTON_MIDDLE)))
         {
-            // Camera pan (for CAMERA_FREE)
-            if ((mode == CAMERA_FREE) && (IsMouseButtonDown(MOUSE_BUTTON_MIDDLE)))
-            {
-                const Vector2 mouseDelta = GetMouseDelta();
-                if (mouseDelta.x > 0.0f) CameraMoveRight(camera, CAMERA_PAN_SPEED, moveInWorldPlane);
-                if (mouseDelta.x < 0.0f) CameraMoveRight(camera, -CAMERA_PAN_SPEED, moveInWorldPlane);
-                if (mouseDelta.y > 0.0f) CameraMoveUp(camera, -CAMERA_PAN_SPEED);
-                if (mouseDelta.y < 0.0f) CameraMoveUp(camera, CAMERA_PAN_SPEED);
-            }
-            else
-            {
-                // Mouse support
-                CameraYaw(camera, -mousePositionDelta.x*CAMERA_MOUSE_MOVE_SENSITIVITY, rotateAroundTarget);
-                CameraPitch(camera, -mousePositionDelta.y*CAMERA_MOUSE_MOVE_SENSITIVITY, lockView, rotateAroundTarget, rotateUp);
-            }
-
-            // Keyboard support
-            if (IsKeyDown(KEY_W)) CameraMoveForward(camera, CAMERA_MOVE_SPEED, moveInWorldPlane);
-            if (IsKeyDown(KEY_A)) CameraMoveRight(camera, -CAMERA_MOVE_SPEED, moveInWorldPlane);
-            if (IsKeyDown(KEY_S)) CameraMoveForward(camera, -CAMERA_MOVE_SPEED, moveInWorldPlane);
-            if (IsKeyDown(KEY_D)) CameraMoveRight(camera, CAMERA_MOVE_SPEED, moveInWorldPlane);
+            const Vector2 mouseDelta = GetMouseDelta();
+            if (mouseDelta.x > 0.0f) CameraMoveRight(camera, CAMERA_PAN_SPEED, moveInWorldPlane);
+            if (mouseDelta.x < 0.0f) CameraMoveRight(camera, -CAMERA_PAN_SPEED, moveInWorldPlane);
+            if (mouseDelta.y > 0.0f) CameraMoveUp(camera, -CAMERA_PAN_SPEED);
+            if (mouseDelta.y < 0.0f) CameraMoveUp(camera, CAMERA_PAN_SPEED);
         }
         else
+        {
+            // Mouse support
+            CameraYaw(camera, -mousePositionDelta.x*CAMERA_MOUSE_MOVE_SENSITIVITY, rotateAroundTarget);
+            CameraPitch(camera, -mousePositionDelta.y*CAMERA_MOUSE_MOVE_SENSITIVITY, lockView, rotateAroundTarget, rotateUp);
+        }
+
+        // Keyboard support
+        if (IsKeyDown(KEY_W)) CameraMoveForward(camera, CAMERA_MOVE_SPEED, moveInWorldPlane);
+        if (IsKeyDown(KEY_A)) CameraMoveRight(camera, -CAMERA_MOVE_SPEED, moveInWorldPlane);
+        if (IsKeyDown(KEY_S)) CameraMoveForward(camera, -CAMERA_MOVE_SPEED, moveInWorldPlane);
+        if (IsKeyDown(KEY_D)) CameraMoveRight(camera, CAMERA_MOVE_SPEED, moveInWorldPlane);
+
+        // Gamepad movement
+        if (IsGamepadAvailable(0))
         {
             // Gamepad controller support
             CameraYaw(camera, -(GetGamepadAxisMovement(0, GAMEPAD_AXIS_RIGHT_X) * 2)*CAMERA_MOUSE_MOVE_SENSITIVITY, rotateAroundTarget);