diff options
Diffstat (limited to 'site/public/assets/javascripts/mx/extensions/mx.orbitCamera.js')
| -rw-r--r-- | site/public/assets/javascripts/mx/extensions/mx.orbitCamera.js | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/site/public/assets/javascripts/mx/extensions/mx.orbitCamera.js b/site/public/assets/javascripts/mx/extensions/mx.orbitCamera.js deleted file mode 100644 index 6603ff4..0000000 --- a/site/public/assets/javascripts/mx/extensions/mx.orbitCamera.js +++ /dev/null @@ -1,102 +0,0 @@ -MX.OrbitCamera = function(opt){ - var exports = {}, bound = false - exports.opt = opt = defaults(opt, { - el: window, // object to bind events on - camera: scene.camera, // camera object we'll be moving - radius: 100, - radiusRange: [ 10, 1000 ], - rotationX: PI/2, - rotationY: 0, - center: { x: 0, y: 0, z: 0 }, - sensitivity: 10, // moving 1 pixel is like moving N radians - wheelSensitivity: 10, - ease: 10, - }) - var rx, ry, radius, px, py, epsilon = 1e-10, dragging = false - exports.init = function(){ - ry = opt.rotationY - rx = opt.rotationX - radius = opt.radius - exports.wheel = new wheel({ - el: opt.el, - update: function(e, delta){ - opt.radius = clamp( opt.radius + delta * opt.wheelSensitivity, opt.radiusRange[0], opt.radiusRange[1] ) - }, - }) - exports.bind() - } - exports.toggle = function(state){ - if (state) exports.bind() - else exports.unbind() - } - exports.bind = function(){ - if (bound) return; - bound = true - opt.el.addEventListener("mousedown", down) - window.addEventListener("mousemove", move) - window.addEventListener("mouseup", up) - exports.wheel.unlock() - } - exports.unbind = function(){ - if (! bound) return; - bound = false - opt.el.removeEventListener("mousedown", down) - window.removeEventListener("mousemove", move) - window.removeEventListener("mouseup", up) - exports.wheel.lock() - } - function down (e) { - px = e.pageX - py = e.pageY - dragging = true - } - function move (e) { - if (! dragging) return - exports.delta(px- e.pageX, py - e.pageY) - px = e.pageX - py = e.pageY - } - function up (e) { - dragging = false - } - exports.delta = function(x,y){ - opt.rotationY += x/window.innerWidth * opt.sensitivity - opt.rotationX = clamp( opt.rotationX + y/window.innerHeight * opt.sensitivity, 0, PI) - } - exports.zoom = function(r){ - opt.radius = r - } - exports.zoomDelta = function(r){ - opt.radius += r - } - exports.move = function(y, x){ - opt.rotationY = y - if (typeof x == "number") { opt.rotationX = x } - } - exports.update = function(){ - if (abs(ry - opt.rotationY) > epsilon) { - ry = avg(ry, opt.rotationY, opt.ease) - } - else { - ry = opt.rotationY - } - if (abs(rx - opt.rotationX) > epsilon) { - rx = avg(rx, opt.rotationX, opt.ease) - } - else { - rx = opt.rotationX - } - if (abs(radius - opt.radius) > epsilon) { - radius = avg(radius, opt.radius, opt.ease) - } - else { - radius = opt.radius - } - opt.camera.x = opt.center.x + radius * sin(rx) * cos(ry) - opt.camera.z = opt.center.y + radius * sin(rx) * sin(ry) - opt.camera.y = opt.center.z + radius * cos(rx) - opt.camera.rotationX = PI/2 - rx - opt.camera.rotationY = ry + PI/2 - } - return exports -} |
