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MX.Movements = function (cam) {
var moveForward,
moveLeft,
moveBackward,
moveRight,
moveUp,
moveDown,
turnLeft,
turnRight,
turnUp,
turnDown,
jumping = false,
creeping = false,
locked = false,
gravity = false,
rotationX_min = PI/-2,
rotationX_max = PI/2
var v = 12,
vr = Math.PI * 0.012,
jumpV = 23,
vx = vy = vz = 0,
creepFactor = 0.3
var DEFAULT_SCALE = 1.0, scale = DEFAULT_SCALE
var pos = { x: 0, y: 0, z: 0, rotationX: 0, rotationY: 0 }
return {
init: function () {
document.addEventListener('keydown', function (e) {
// console.log(e.keyCode)
if (locked) return;
switch ( e.keyCode ) {
case 16: // shift
creeping = true
break
case 38: // up
case 87: // w
moveForward = true
break
case 37: // left
case 65: // a
moveLeft = true
break
case 40: // down
case 83: // s
moveBackward = true
break
case 39: // right
case 68: // d
moveRight = true
break
case 81: // q
turnLeft = true
break
case 69: // e
turnRight = true
break
case 82: // r
turnUp = true
break
case 70: // f
turnDown = true
break
case 32: // space
if (gravity) {
jumping = true
vy = abs(vy) + jumpV * scale
if (e.shiftKey) {
vy *= -1
}
}
else {
if (e.shiftKey) {
moveDown = true
}
else {
moveUp = true
}
}
break
case 27: // esc
map.toggle()
break
}
})
document.addEventListener('keyup', function (e) {
if (locked) return;
switch ( e.keyCode ) {
case 16: // shift
creeping = false
break
case 38: // up
case 87: // w
moveForward = false
break
case 37: // left
case 65: // a
moveLeft = false
break
case 40: // down
case 83: // s
moveBackward = false
break
case 39: // right
case 68: // d
moveRight = false
break
case 81: // q
turnLeft = false
break
case 69: // e
turnRight = false
break
case 82: // r
turnUp = false
break
case 70: // f
turnDown = false
break
case 32: // space
moveUp = moveDown = false
break
/*
case 48: // 0
cam.rotationX = 0
cam.rotationY = 0
cam.x = 0
cam.y = viewHeight
cam.z = 0
break
*/
}
})
var mouseX, mouseY, dx, dy, rotX, rotY, dragging = false
document.addEventListener('mousedown', function (e) {
if (locked) return;
mouseX = e.pageX
mouseY = e.pageY
rotX = cam.rotationX
rotY = cam.rotationY
dragging = true
})
document.addEventListener('mousemove', function (e) {
if (locked || ! 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 = clamp( rotX - dy, rotationX_min, rotationX_max )
})
document.addEventListener('mouseup', function (e) {
dragging = false
})
window.addEventListener('blur', reset)
window.addEventListener('focus', reset)
function reset(){
moveForward = moveLeft = moveBackward = moveRight = moveUp = moveDown = turnLeft = turnRight = jumping = dragging = creeping = false
}
},
update: function () {
if (locked) return;
var ry = cam.rotationY
var s = creeping ? scale * creepFactor : scale
var vrrrr = creeping ? vr * creepFactor * 5 : vr
var moving = moveForward || moveBackward || moveRight || moveLeft || moveUp || moveDown || turnLeft || turnRight || turnUp || turnDown
vx = vz = 0
pos.x = cam.x
pos.z = cam.z
if (moving) {
if (moveForward) {
vx += v * Math.cos(ry + Math.PI / 2) * s
vz += v * Math.sin(ry + Math.PI / 2) * s
}
if (moveBackward) {
vx -= v * Math.cos(ry + Math.PI / 2) * s
vz -= v * Math.sin(ry + Math.PI / 2) * s
}
if (moveLeft) {
vx -= v * Math.cos(ry) * s
vz -= v * Math.sin(ry) * s
}
if (moveRight) {
vx += v * Math.cos(ry) * s
vz += v * Math.sin(ry) * s
}
if (moveUp) {
pos.y += v * scale
}
if (moveDown) {
pos.y -= v * scale
}
if (turnUp) {
cam.rotationX = clamp( cam.rotationX - vrrrr*s, rotationX_min, rotationX_max)
}
if (turnDown) {
cam.rotationX = clamp( cam.rotationX + vrrrr*s, rotationX_min, rotationX_max)
}
if (turnLeft) {
cam.rotationY += vrrrr*s
}
if (turnRight) {
cam.rotationY -= vrrrr*s
}
pos.x += vx
pos.z += vz
}
if (gravity) {
vy -= 1 * scale
pos.y += vy
if (vy) {
moving = true
}
if (pos.y <= viewHeight) {
pos.y = viewHeight
vy = 0
jumping = false
vz = vz || 1
}
var ceiling = (Rooms.mover.room ? Rooms.mover.room.height : 5000)
if (pos.y >= ceiling) {
vy = 0
pos.y = ceiling
vz = vz || 1
}
}
if (moving) {
app.tube("move", pos)
}
},
lock: function(){ locked = true },
unlock: function(){ locked = false },
scale: function(n){ if (n) scale = n; return scale },
resetScale: function(n){ scale = DEFAULT_SCALE },
gravity: function(g){ return typeof g == "boolean" ? gravity = g : gravity },
velocity: function(n){ v = clamp(n, 1, 50) },
jumpVelocity: function(n){ jumpV = clamp(n, 1, 50) },
}
}
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