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index2.html
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<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
font-family: Monospace;
background-color: #fff;
color: #000;
margin: 0px;
overflow: hidden;
}
#info {
color: #000;
position: absolute;
top: 10px;
width: 100%;
text-align: center;
display:block;
}
#info a, .button { color: #f00; font-weight: bold; text-decoration: underline; cursor: pointer }
</style>
<script type="text/javascript" src="build/nes.js"></script>
<script type="text/javascript" src="https://rawgit.com/mrdoob/three.js/r87/build/three.min.js"></script>
<script type="text/javascript" src="https://rawgit.com/mrdoob/three.js/r87/examples/js/controls/OrbitControls.js"></script>
<!-- CRT effect shader from https://github.com/hizzlekizzle/quark-shaders/tree/master/CRT-Simple.shader -->
<script id="vertexShader" type="x-shader/x-vertex">
uniform vec2 tDiffuseSize;
varying vec2 vUv;
varying vec2 one;
varying float mod_factor;
#define PI 3.141592653589
void main() {
vUv = uv;
one = 1.0 / tDiffuseSize.xy;
mod_factor = uv.x * uv.x;
vec3 pos = position;
pos.z += sin(uv.x * PI) * 0.5 + sin(uv.y * PI) * 0.5;
gl_Position = projectionMatrix * modelViewMatrix * vec4( pos, 1.0 );
}
</script>
<script id="fragmentShader" type="x-shader/x-fragment">
uniform sampler2D tDiffuse;
uniform vec2 tDiffuseSize;
varying vec2 vUv;
varying vec2 one;
varying float mod_factor;
#define inputGamma 2.4
#define outputGamma 2.2
#define TEX2D(c) pow(texture2D(tDiffuse, (c)), vec4(inputGamma))
vec4 scanlineWeights(float distance, vec4 color) {
vec4 wid = 2.0 + 2.0 * pow(color, vec4(4.0));
vec4 weights = vec4(distance / 0.3);
return 1.4 * exp(-pow(weights * inversesqrt(0.5 * wid), wid)) / (0.6 + 0.2 * wid);
}
void main() {
vec2 xy = vUv;
vec2 ratio_scale = xy * tDiffuseSize.xy - vec2(0.5);
vec2 uv_ratio = fract(ratio_scale);
xy.y = (floor(ratio_scale.y) + 0.5) / tDiffuseSize.y;
vec4 col = TEX2D(xy);
vec4 col2 = TEX2D(xy + vec2(0.0, one.y));
vec4 weights = scanlineWeights(uv_ratio.y, col);
vec4 weights2 = scanlineWeights(1.0 - uv_ratio.y, col2);
vec3 mul_res = (col * weights + col2 * weights2).rgb;
vec3 dotMaskWeights = mix(
vec3(1.0, 0.7, 1.0),
vec3(0.7, 1.0, 0.7),
floor(mod(mod_factor, 2.0))
);
mul_res *= dotMaskWeights;
gl_FragColor = vec4(pow(mul_res, vec3(1.0 / outputGamma)), 1.0);
}
</script>
<script type="text/javascript">
var nes;
/**
*
*/
function init() {
var url = './roms/Sgt. Helmet - Training Day (2013)(The Mojon Twins)[!].nes';
var request = new XMLHttpRequest();
request.responseType = 'arraybuffer';
request.onload = function() {
initNes(request.response);
};
request.onerror = function(e) {
};
request.open('GET', url, true);
request.send(null);
}
/**
*
*/
function initNes(buffer) {
var canvas = document.createElement('canvas')
nes = new NesJs.Nes();
nes.setRom(new NesJs.Rom(buffer));
nes.setDisplay(new NesJs.Display(canvas));
nes.setAudio(new NesJs.Audio());
window.onkeydown = function(e) { nes.handleKeyDown(e); };
window.onkeyup = function(e) { nes.handleKeyUp(e); };
nes.bootup();
nes.run();
start(canvas);
}
/**
*
*/
function start(canvas) {
canvas.width = canvas.height = 256;
var scene, camera, screen, renderer;
function initScene() {
scene = new THREE.Scene();
scene.background = new THREE.Color( 0xffffff );
var light = new THREE.DirectionalLight( 0xffffff );
light.position.set( 20, 20, 20 );
scene.add( light );
var gridHelper = new THREE.PolarGridHelper( 100, 20 );
gridHelper.position.y = -15;
scene.add( gridHelper );
camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 10000 );
camera.position.z = 15;
var geometry = new THREE.PlaneBufferGeometry( 16, 15, 50, 50 );
var material = new THREE.ShaderMaterial( {
uniforms: {
tDiffuse: { value: new THREE.Texture( canvas ) },
tDiffuseSize: { value: new THREE.Vector2( canvas.width, canvas.height ) }
},
vertexShader: document.getElementById( 'vertexShader' ).textContent,
fragmentShader: document.getElementById( 'fragmentShader' ).textContent
} );
material.uniforms.tDiffuse.value.needsUpdate = true;
screen = new THREE.Mesh( geometry, material );
scene.add( screen );
var box = new THREE.Mesh(
new THREE.BoxBufferGeometry(19, 19, 5),
new THREE.MeshStandardMaterial( {color: 0xFFFFFF, roughness: 0.8, metalness: 0.0 } ),
);
box.position.z = -2.5;
var box2 = new THREE.Mesh(
new THREE.BoxBufferGeometry(18, 18, 10),
new THREE.MeshStandardMaterial( {color: 0xDDDDDD, roughness: 0.9, metalness: 0.0 } ),
);
box2.position.z = -10;
scene.add( box );
scene.add( box2 );
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( window.innerWidth, window.innerHeight );
var controls = new THREE.OrbitControls( camera, renderer.domElement );
controls.enableKeys = false;
document.body.appendChild( renderer.domElement );
}
function animate() {
requestAnimationFrame( animate );
screen.material.uniforms.tDiffuse.value.needsUpdate = true;
renderer.render( scene, camera );
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize( window.innerWidth, window.innerHeight );
}
initScene();
animate();
window.addEventListener( 'resize', onWindowResize, false );
}
</script>
</head>
<body onload="init()">
</body>
</html>