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MX.Movements = function (cam, viewHeight, minimap) {
var moveForward,
moveLeft,
moveBackward,
moveRight,
turnLeft,
turnRight,
jumping = false
var v = 25,
vr = Math.PI * 0.015
jumpV = 30,
vx = vy = vz = 0
return {
init: function () {
document.addEventListener('keydown', function (e) {
$(".edit-image.menu,.edit-video.menu").hide()
switch ( e.keyCode ) {
case 38: // up
case 87: // w
moveForward = true
break
case 37: // left
case 65: // a
turnLeft = true
break
case 40: // down
case 83: // s
moveBackward = true
break
case 39: // right
case 68: // d
turnRight = true
break
case 32: // space
if (!jumping) vy += jumpV
jumping = true
break
}
})
document.addEventListener('keyup', function (e) {
$(".edit-image.menu,.edit-video.menu").hide()
switch ( e.keyCode ) {
case 38: // up
case 87: // w
moveForward = false
break
case 37: // left
case 65: // a
turnLeft = false
break
case 40: // down
case 83: // s
moveBackward = false
break
case 39: // right
case 68: // d
turnRight = false
break
}
})
var mouseX, mouseY, dx, dy, rotX, rotY, dragging = false
document.addEventListener('mousedown', function (e) {
$(".edit-image.menu,.edit-video.menu").hide()
mouseX = e.pageX
mouseY = e.pageY
rotX = cam.rotationX
rotY = cam.rotationY
dragging = true
})
document.addEventListener('mousemove', function (e) {
if (! dragging || app.dragging) return
var dx = (e.pageX - mouseX) / window.innerWidth * Math.PI/3
var dy = (e.pageY - mouseY) / window.innerHeight * Math.PI/3
cam.rotationY = rotY + dx
cam.rotationX = rotX - dy
minimap.update()
})
document.addEventListener('mouseup', function (e) {
app.dragging = dragging = false
})
window.addEventListener('blur', function(e){
$(".edit-image.menu,.edit-video.menu").hide()
moveForward = moveLeft= moveBackward = moveRight = turnLeft = turnRight = jumping = dragging = false
})
},
update: function () {
var ry = cam.rotationY
if (moveForward || moveBackward || moveRight || moveLeft || turnLeft || turnRight) {
vx = vz = 0
if (moveForward) {
vx += v * Math.cos(ry + Math.PI / 2)
vz += v * Math.sin(ry + Math.PI / 2)
}
if (moveBackward) {
vx -= v * Math.cos(ry + Math.PI / 2)
vz -= v * Math.sin(ry + Math.PI / 2)
}
if (moveLeft) {
vx -= v * Math.cos(ry)
vz -= v * Math.sin(ry)
}
if (moveRight) {
vx += v * Math.cos(ry)
vz += v * Math.sin(ry)
}
if (turnLeft) {
cam.rotationY += vr
}
if (turnRight) {
cam.rotationY -= vr
}
cam.x += vx
cam.z += vz
minimap.update()
}
vy -= 1
// update cam
cam.y += vy
if (cam.y <= viewHeight) {
cam.y = viewHeight
vy = 0
jumping = false
}
}
}
}
|
