From 47b9e435597ca5d4d91ba2494252661a7a4014e4 Mon Sep 17 00:00:00 2001 From: Michael Jumper Date: Sun, 8 Apr 2012 21:51:00 -0700 Subject: [PATCH] Mouse acceleration. --- guacamole-common-js/src/main/resources/mouse.js | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/guacamole-common-js/src/main/resources/mouse.js b/guacamole-common-js/src/main/resources/mouse.js index 86672c97a..8613ce9bc 100644 --- a/guacamole-common-js/src/main/resources/mouse.js +++ b/guacamole-common-js/src/main/resources/mouse.js @@ -277,9 +277,15 @@ Guacamole.Mouse = function(element) { // If only one touch involved, this is mouse move if (touch_count == 1) { + // Calculate average velocity in Manhatten pixels per millisecond + var velocity = pixels_moved / (new Date().getTime() - last_touch_time); + + // Scale mouse movement relative to velocity + var scale = 1 + velocity; + // Update mouse location - guac_mouse.currentState.x += delta_x; - guac_mouse.currentState.y += delta_y; + guac_mouse.currentState.x += delta_x*scale; + guac_mouse.currentState.y += delta_y*scale; // Prevent mouse from leaving screen