sawine@2
|
1 |
var machine;
|
sawine@8
|
2 |
var renderer;
|
sawine@11
|
3 |
var controller;
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sawine@11
|
4 |
var camera;
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sawine@28
|
5 |
var cameraSpeed = {"h": 1.0, "v": 1.0, "zoom": 1.0, "pitch": 1.0, "yaw": 1.0, "roll": 1.0};
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sawine@13
|
6 |
var keyActionMap = {'A': moveCameraLeft,
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sawine@13
|
7 |
'D': moveCameraRight,
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sawine@13
|
8 |
'W': moveCameraUp,
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sawine@13
|
9 |
'S': moveCameraDown};
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sawine@14
|
10 |
var mouseActionMap = {"pitch": [[true, false, false], pitchCamera],
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sawine@14
|
11 |
"yaw": [[true, false, false], yawCamera],
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sawine@27
|
12 |
"rotate": [[true, false, false], rotateCamera],
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sawine@14
|
13 |
"wheel": zoomCamera};
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sawine@24
|
14 |
include("scripts/cube.js");
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sawine@24
|
15 |
include("scripts/renderer.js");
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sawine@27
|
16 |
include("scripts/camera.js");
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sawine@2
|
17 |
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sawine@2
|
18 |
function main()
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sawine@2
|
19 |
{
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sawine@2
|
20 |
var canvas = document.getElementById("machine");
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sawine@2
|
21 |
var context = new Context(canvas);
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sawine@10
|
22 |
context.expand();
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sawine@2
|
23 |
var gl = context.gl;
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sawine@28
|
24 |
var scene = createScene(context);
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sawine@30
|
25 |
gl.clearColor(0.05, 0.05, 0.05, 1.0);
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sawine@2
|
26 |
gl.enable(gl.DEPTH_TEST);
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sawine@28
|
27 |
machine = new Machine(scene);
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sawine@32
|
28 |
camera = new Camera(cameraSpeed, [0, 0, 20]);
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sawine@11
|
29 |
renderer = new Renderer(camera, context);
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sawine@13
|
30 |
controller = new Controller(keyActionMap, mouseActionMap, camera, machine, renderer);
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sawine@6
|
31 |
update();
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sawine@13
|
32 |
window.onresize = expandContext;
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sawine@13
|
33 |
document.onkeydown = handleKeyDown;
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sawine@13
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34 |
document.onkeyup = handleKeyUp;
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sawine@13
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35 |
canvas.onmousedown = handleMouseDown;
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sawine@13
|
36 |
document.onmouseup = handleMouseUp;
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sawine@13
|
37 |
document.onmousemove = handleMouseMove;
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sawine@14
|
38 |
document.onmousewheel = handleMouseWheel;
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sawine@13
|
39 |
//read("config/camera", configureCamera);
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sawine@13
|
40 |
}
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sawine@13
|
41 |
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sawine@28
|
42 |
function createScene(context)
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sawine@28
|
43 |
{
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sawine@30
|
44 |
var cube = new Cube(1, context);
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sawine@30
|
45 |
var scene = new Node([0, 0, 0], [0, 0, 0], cube);
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sawine@30
|
46 |
var dim = 10;
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sawine@29
|
47 |
var d = 4;
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sawine@28
|
48 |
for (var x = 0; x < dim; x += 1) {
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sawine@28
|
49 |
for (var y = 0; y < dim; y += 1) {
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sawine@28
|
50 |
for (var z = 0; z < dim; z += 1) {
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sawine@32
|
51 |
var pos = [x * d - dim * d / 2, y * d - dim * d / 2, -z * d];
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sawine@30
|
52 |
scene.children.push(new Node(pos, [0, 0, 0], cube));
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sawine@28
|
53 |
}
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sawine@28
|
54 |
}
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sawine@28
|
55 |
}
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sawine@28
|
56 |
return scene;
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sawine@28
|
57 |
}
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sawine@28
|
58 |
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sawine@13
|
59 |
function configureCamera(config) {
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sawine@13
|
60 |
alert(config);
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sawine@6
|
61 |
}
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sawine@6
|
62 |
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sawine@6
|
63 |
function update()
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sawine@6
|
64 |
{
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sawine@7
|
65 |
requestAnimFrame(update);
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sawine@11
|
66 |
controller.update();
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sawine@28
|
67 |
//machine.scene.rotation.x += (random(0, 2) - 2) * 0.001;
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sawine@28
|
68 |
// machine.scene.rotation.y += (random(0, 3) - 1) * 0.001;
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sawine@28
|
69 |
// machine.scene.rotation.z += (random(0, 2) - 1) * 0.001;
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sawine@8
|
70 |
machine.update(new Date().getTime());
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sawine@28
|
71 |
camera.update();
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sawine@8
|
72 |
renderer.update(machine.scene);
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sawine@2
|
73 |
}
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sawine@2
|
74 |
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sawine@9
|
75 |
function random(min, max)
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sawine@9
|
76 |
{
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sawine@10
|
77 |
return (min + Math.random() * (max - min));
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sawine@9
|
78 |
}
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sawine@9
|
79 |
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sawine@22
|
80 |
function normalize(vectors)
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sawine@22
|
81 |
{
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sawine@22
|
82 |
for (var v in vectors) vec3.normalize(v);
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sawine@22
|
83 |
}
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sawine@22
|
84 |
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sawine@13
|
85 |
function Controller(keyActionMap, mouseActionMap, camera, machine, renderer)
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sawine@11
|
86 |
{
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sawine@13
|
87 |
this.keyboard = new Keyboard(keyActionMap);
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sawine@28
|
88 |
this.mouse = new Mouse(mouseActionMap);
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sawine@11
|
89 |
}
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sawine@11
|
90 |
Controller.prototype.update = function()
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sawine@11
|
91 |
{
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sawine@11
|
92 |
this.keyboard.handle();
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sawine@13
|
93 |
this.mouse.handle();
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sawine@11
|
94 |
}
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sawine@11
|
95 |
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sawine@13
|
96 |
function Mouse(actionMap)
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sawine@11
|
97 |
{
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sawine@13
|
98 |
this.actionMap = actionMap;
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sawine@14
|
99 |
this.pressed = [false, false, false];
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sawine@14
|
100 |
this.wheelDelta = 0;
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sawine@27
|
101 |
this.posStack = [];
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sawine@11
|
102 |
}
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sawine@13
|
103 |
Mouse.prototype.buttonDown = function(event)
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sawine@13
|
104 |
{
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sawine@13
|
105 |
this.pressed[event.which-1] = true;
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sawine@13
|
106 |
}
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sawine@13
|
107 |
Mouse.prototype.buttonUp = function(event)
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sawine@13
|
108 |
{
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sawine@13
|
109 |
this.pressed[event.which-1] = false;
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sawine@13
|
110 |
}
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sawine@13
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111 |
Mouse.prototype.move = function(event)
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sawine@13
|
112 |
{
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sawine@27
|
113 |
this.posStack.push([event.clientX, event.clientY]);
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sawine@27
|
114 |
//this.currentPos = [event.clientX, event.clientY];
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sawine@14
|
115 |
}
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sawine@14
|
116 |
Mouse.prototype.moveWheel = function(event)
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sawine@14
|
117 |
{
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sawine@14
|
118 |
this.wheelDelta += event.wheelDelta;
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sawine@14
|
119 |
}
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sawine@14
|
120 |
Mouse.prototype.handle = function()
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sawine@14
|
121 |
{
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sawine@27
|
122 |
while (this.posStack.length > 0)
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sawine@13
|
123 |
{
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sawine@27
|
124 |
var pos = this.posStack.pop();
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sawine@27
|
125 |
if (this.lastPos)
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sawine@13
|
126 |
{
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sawine@27
|
127 |
var delta = [pos[0] - this.lastPos[0], pos[1] - this.lastPos[1], 0];
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sawine@27
|
128 |
delta = normaliseMoveDelta(delta);
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sawine@27
|
129 |
var action = this.actionMap["pitch"];
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sawine@27
|
130 |
if (delta[1] != 0 && action)
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sawine@13
|
131 |
{
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sawine@27
|
132 |
for (var i = 0; i < 3; i++)
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sawine@27
|
133 |
{
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sawine@27
|
134 |
if (this.pressed[i] != action[0][i]) break;
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sawine@27
|
135 |
if (i == 2) action[1](delta[1]);
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sawine@27
|
136 |
}
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sawine@27
|
137 |
}
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sawine@27
|
138 |
action = this.actionMap["yaw"];
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sawine@27
|
139 |
if (delta[0] != 0 && action)
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sawine@13
|
140 |
{
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sawine@27
|
141 |
for (var i = 0; i < 3; i++)
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sawine@27
|
142 |
{
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sawine@27
|
143 |
if (this.pressed[i] != action[0][i]) break;
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sawine@27
|
144 |
if (i == 2) action[1](delta[0]);
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sawine@27
|
145 |
}
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sawine@13
|
146 |
}
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sawine@13
|
147 |
}
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sawine@27
|
148 |
this.lastPos = pos;
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sawine@27
|
149 |
}
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sawine@14
|
150 |
if (this.wheelDelta != 0)
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sawine@14
|
151 |
{
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sawine@14
|
152 |
var delta = normaliseWheelDelta(this.wheelDelta);
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sawine@14
|
153 |
var action = this.actionMap["wheel"];
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sawine@21
|
154 |
if (delta != 0 && action) action(delta);
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sawine@14
|
155 |
this.wheelDelta = 0;
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sawine@27
|
156 |
}
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sawine@13
|
157 |
}
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sawine@13
|
158 |
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sawine@14
|
159 |
function normaliseMoveDelta(delta)
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sawine@13
|
160 |
{
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sawine@13
|
161 |
var width = renderer.context.canvas.width;
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sawine@13
|
162 |
var height = renderer.context.canvas.height;
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sawine@27
|
163 |
return [delta[0] / width, delta[1] / height, 0];
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sawine@13
|
164 |
}
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sawine@13
|
165 |
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sawine@14
|
166 |
function normaliseWheelDelta(delta)
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sawine@14
|
167 |
{
|
sawine@14
|
168 |
return delta / 60;
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sawine@14
|
169 |
}
|
sawine@14
|
170 |
|
sawine@11
|
171 |
function Keyboard(actionMap)
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sawine@11
|
172 |
{
|
sawine@11
|
173 |
this.actionMap = actionMap;
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sawine@11
|
174 |
this.pressed = {};
|
sawine@11
|
175 |
}
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sawine@11
|
176 |
Keyboard.prototype.keyDown = function(event)
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sawine@11
|
177 |
{
|
sawine@11
|
178 |
this.pressed[event.keyCode] = true;
|
sawine@11
|
179 |
}
|
sawine@11
|
180 |
Keyboard.prototype.keyUp = function(event)
|
sawine@11
|
181 |
{
|
sawine@11
|
182 |
this.pressed[event.keyCode] = false;
|
sawine@11
|
183 |
}
|
sawine@11
|
184 |
Keyboard.prototype.handle = function()
|
sawine@11
|
185 |
{
|
sawine@11
|
186 |
for (key in this.pressed)
|
sawine@11
|
187 |
{
|
sawine@11
|
188 |
if (this.pressed[key])
|
sawine@11
|
189 |
{
|
sawine@11
|
190 |
key = String.fromCharCode(key);
|
sawine@11
|
191 |
if (this.actionMap[key]) this.actionMap[key]();
|
sawine@11
|
192 |
}
|
sawine@11
|
193 |
}
|
sawine@11
|
194 |
}
|
sawine@11
|
195 |
|
sawine@5
|
196 |
function Machine(scene)
|
sawine@4
|
197 |
{
|
sawine@5
|
198 |
this.scene = scene;
|
sawine@8
|
199 |
this.lastUpdate = 0;
|
sawine@5
|
200 |
}
|
sawine@8
|
201 |
Machine.prototype.update = function(time)
|
sawine@5
|
202 |
{
|
sawine@28
|
203 |
this.scene.update(time);
|
sawine@8
|
204 |
if (this.lastUpdate != 0)
|
sawine@8
|
205 |
{
|
sawine@9
|
206 |
var diff = time - this.lastUpdate;
|
sawine@8
|
207 |
|
sawine@8
|
208 |
}
|
sawine@8
|
209 |
this.lastUpdate = time;
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sawine@4
|
210 |
}
|
sawine@4
|
211 |
|
sawine@13
|
212 |
function read(file, handler)
|
sawine@13
|
213 |
{
|
sawine@13
|
214 |
var request = new XMLHttpRequest();
|
sawine@13
|
215 |
request.open("GET", file);
|
sawine@13
|
216 |
request.onreadystatechange = function() {
|
sawine@13
|
217 |
alert(request.readyState);
|
sawine@13
|
218 |
if (request.readyState == 4) {
|
sawine@13
|
219 |
handler(request.responseText);
|
sawine@13
|
220 |
}
|
sawine@13
|
221 |
}
|
sawine@13
|
222 |
request.send();
|
sawine@13
|
223 |
}
|
sawine@13
|
224 |
|
sawine@13
|
225 |
// event handler
|
sawine@13
|
226 |
function expandContext()
|
sawine@13
|
227 |
{
|
sawine@13
|
228 |
renderer.context.expand();
|
sawine@13
|
229 |
}
|
sawine@13
|
230 |
|
sawine@13
|
231 |
function moveCameraLeft()
|
sawine@13
|
232 |
{
|
sawine@13
|
233 |
camera.moveLeft();
|
sawine@13
|
234 |
}
|
sawine@13
|
235 |
|
sawine@13
|
236 |
function moveCameraRight()
|
sawine@13
|
237 |
{
|
sawine@13
|
238 |
camera.moveRight();
|
sawine@13
|
239 |
}
|
sawine@13
|
240 |
|
sawine@13
|
241 |
function moveCameraUp()
|
sawine@13
|
242 |
{
|
sawine@13
|
243 |
camera.moveUp();
|
sawine@13
|
244 |
}
|
sawine@13
|
245 |
|
sawine@13
|
246 |
function moveCameraDown()
|
sawine@13
|
247 |
{
|
sawine@13
|
248 |
camera.moveDown();
|
sawine@13
|
249 |
}
|
sawine@13
|
250 |
|
sawine@14
|
251 |
function zoomCamera(delta)
|
sawine@14
|
252 |
{
|
sawine@14
|
253 |
camera.zoom(delta);
|
sawine@14
|
254 |
}
|
sawine@14
|
255 |
|
sawine@13
|
256 |
function pitchCamera(delta)
|
sawine@13
|
257 |
{
|
sawine@19
|
258 |
camera.pitch(delta);
|
sawine@13
|
259 |
}
|
sawine@13
|
260 |
|
sawine@13
|
261 |
function yawCamera(delta)
|
sawine@13
|
262 |
{
|
sawine@19
|
263 |
camera.yaw(delta);
|
sawine@13
|
264 |
}
|
sawine@13
|
265 |
|
sawine@27
|
266 |
function rotateCamera(angles)
|
sawine@27
|
267 |
{
|
sawine@27
|
268 |
camera.rotate(angles);
|
sawine@27
|
269 |
}
|
sawine@27
|
270 |
|
sawine@13
|
271 |
function handleKeyDown(event)
|
sawine@13
|
272 |
{
|
sawine@13
|
273 |
controller.keyboard.keyDown(event);
|
sawine@13
|
274 |
}
|
sawine@13
|
275 |
|
sawine@13
|
276 |
function handleKeyUp(event)
|
sawine@13
|
277 |
{
|
sawine@13
|
278 |
controller.keyboard.keyUp(event);
|
sawine@13
|
279 |
}
|
sawine@13
|
280 |
|
sawine@13
|
281 |
function handleMouseDown(event)
|
sawine@13
|
282 |
{
|
sawine@13
|
283 |
controller.mouse.buttonDown(event);
|
sawine@13
|
284 |
}
|
sawine@13
|
285 |
|
sawine@13
|
286 |
function handleMouseUp(event)
|
sawine@13
|
287 |
{
|
sawine@13
|
288 |
controller.mouse.buttonUp(event);
|
sawine@13
|
289 |
}
|
sawine@13
|
290 |
|
sawine@13
|
291 |
function handleMouseMove(event)
|
sawine@13
|
292 |
{
|
sawine@13
|
293 |
controller.mouse.move(event);
|
sawine@13
|
294 |
}
|
sawine@14
|
295 |
|
sawine@14
|
296 |
function handleMouseWheel(event)
|
sawine@14
|
297 |
{
|
sawine@14
|
298 |
controller.mouse.moveWheel(event);
|
sawine@14
|
299 |
}
|