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auto-show reticle on mouse click

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This commit is contained in:
Brad Hefta-Gaub 2016-03-11 12:49:42 -08:00
parent ae596d79f1
commit 082bb8c4b8
1 changed files with 12 additions and 4 deletions
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16
examples/depthReticle.js
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@ -21,7 +21,7 @@ var MINIMUM_DEPTH_ADJUST = 0.01;
var NON_LINEAR_DIVISOR = 2; var NON_LINEAR_DIVISOR = 2;
var MINIMUM_SEEK_DISTANCE = 0.01; var MINIMUM_SEEK_DISTANCE = 0.01;
var lastMouseMove = Date.now(); var lastMouseMoveOrClick = Date.now();
var lastMouseX = Reticle.position.x; var lastMouseX = Reticle.position.x;
var lastMouseY = Reticle.position.y; var lastMouseY = Reticle.position.y;
var HIDE_STATIC_MOUSE_AFTER = 3000; // 3 seconds var HIDE_STATIC_MOUSE_AFTER = 3000; // 3 seconds
@ -32,6 +32,14 @@ var WEIGHTING = 1/20; // simple moving average over last 20 samples
var ONE_MINUS_WEIGHTING = 1 - WEIGHTING; var ONE_MINUS_WEIGHTING = 1 - WEIGHTING;
var AVERAGE_MOUSE_VELOCITY_FOR_SEEK_TO = 50; var AVERAGE_MOUSE_VELOCITY_FOR_SEEK_TO = 50;
function showReticleOnMouseClick() {
Reticle.visible = true;
lastMouseMoveOrClick = Date.now(); // move or click
}
Controller.mousePressEvent.connect(showReticleOnMouseClick);
Controller.mouseDoublePressEvent.connect(showReticleOnMouseClick);
Controller.mouseMoveEvent.connect(function(mouseEvent) { Controller.mouseMoveEvent.connect(function(mouseEvent) {
var now = Date.now(); var now = Date.now();
@ -47,7 +55,7 @@ Controller.mouseMoveEvent.connect(function(mouseEvent) {
if (HMD.active && !shouldSeekToLookAt && Reticle.allowMouseCapture) { if (HMD.active && !shouldSeekToLookAt && Reticle.allowMouseCapture) {
var dx = Reticle.position.x - lastMouseX; var dx = Reticle.position.x - lastMouseX;
var dy = Reticle.position.y - lastMouseY; var dy = Reticle.position.y - lastMouseY;
var dt = Math.max(1, (now - lastMouseMove)); // mSecs since last mouse move var dt = Math.max(1, (now - lastMouseMoveOrClick)); // mSecs since last mouse move
var mouseMoveDistance = Math.sqrt((dx*dx) + (dy*dy)); var mouseMoveDistance = Math.sqrt((dx*dx) + (dy*dy));
var mouseVelocity = mouseMoveDistance / dt; var mouseVelocity = mouseMoveDistance / dt;
averageMouseVelocity = (ONE_MINUS_WEIGHTING * averageMouseVelocity) + (WEIGHTING * mouseVelocity); averageMouseVelocity = (ONE_MINUS_WEIGHTING * averageMouseVelocity) + (WEIGHTING * mouseVelocity);
@ -56,7 +64,7 @@ Controller.mouseMoveEvent.connect(function(mouseEvent) {
} }
} }
} }
lastMouseMove = now; lastMouseMoveOrClick = now;
lastMouseX = mouseEvent.x; lastMouseX = mouseEvent.x;
lastMouseY = mouseEvent.y; lastMouseY = mouseEvent.y;
}); });
@ -94,7 +102,7 @@ function autoHideReticle() {
// system overlay (like a window), then hide the reticle // system overlay (like a window), then hide the reticle
if (Reticle.visible && !Reticle.pointingAtSystemOverlay) { if (Reticle.visible && !Reticle.pointingAtSystemOverlay) {
var now = Date.now(); var now = Date.now();
var timeSinceLastMouseMove = now - lastMouseMove; var timeSinceLastMouseMove = now - lastMouseMoveOrClick;
if (timeSinceLastMouseMove > HIDE_STATIC_MOUSE_AFTER) { if (timeSinceLastMouseMove > HIDE_STATIC_MOUSE_AFTER) {
Reticle.visible = false; Reticle.visible = false;
} }