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index.html
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<html>
<head>
<title>LP are da best !</title>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
<script type="text/javascript" src="gl-matrix-min.js"></script>
<script id="shader-vs" type="x-shader/x-vertex">
attribute vec3 aVertexPosition;
attribute vec4 aVertexColor;
attribute vec2 aTexCoord;
uniform mat4 uMVMatrix;
uniform mat4 uPMatrix;
varying vec4 vColor;
varying vec3 vTex;
void main(void) {
vec3 norm = normalize(aVertexPosition);
vec3 pos = norm*2.8;
gl_Position = uPMatrix * uMVMatrix * vec4(pos, 1.0);
vColor = aVertexColor;
vTex =norm;
}
</script>
<script id="shader-fs" type="x-shader/x-fragment">
precision mediump float;
uniform float time;
uniform sampler2D tex;
varying vec4 vColor;
varying vec3 vTex;
void main(void) {
vec3 pos = vTex*2.0 - 1.0; //coords carre
vec3 squarePos = pos * pos * pos * pos; //remplace pow(pos.x,4.0) et pow(pos.y, 4.0), provoquait des bugs
vec2 texCoord = vec2(1.0-(atan(vTex.z, vTex.x) / 3.14159 + 1.0) * 0.5,1.0-(asin(vTex.y) / 3.14159 + 0.5)); //inversion de l'axe y
vec4 texel = texture2D(tex, texCoord); //couleur du pixel dans la texture
gl_FragColor = texture2D(tex,texCoord);
}
</script>
<script type="text/javascript">
var gl;
function initGL(canvas) {
try {
gl = canvas.getContext("experimental-webgl");
gl.viewportWidth = canvas.width;
gl.viewportHeight = canvas.height;
} catch (e) {
}
if (!gl) {
alert("Could not initialise WebGL, sorry :-(");
}
}
function getShader(gl, id) {
var shaderScript = document.getElementById(id);
if (!shaderScript) {
return null;
}
var str = "";
var k = shaderScript.firstChild;
while (k) {
if (k.nodeType == 3) {
str += k.textContent;
}
k = k.nextSibling;
}
var shader;
if (shaderScript.type == "x-shader/x-fragment") {
shader = gl.createShader(gl.FRAGMENT_SHADER);
} else if (shaderScript.type == "x-shader/x-vertex") {
shader = gl.createShader(gl.VERTEX_SHADER);
} else {
return null;
}
gl.shaderSource(shader, str);
gl.compileShader(shader);
if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {
alert(gl.getShaderInfoLog(shader));
return null;
}
return shader;
}
var shaderProgram;
function initShaders() {
var fragmentShader = getShader(gl, "shader-fs");
var vertexShader = getShader(gl, "shader-vs");
shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
alert("Could not initialise shaders");
}
gl.useProgram(shaderProgram);
shaderProgram.vertexPositionAttribute = gl.getAttribLocation(shaderProgram, "aVertexPosition");
gl.enableVertexAttribArray(shaderProgram.vertexPositionAttribute);
shaderProgram.vertexTexAttribute = gl.getAttribLocation(shaderProgram, "aTexCoord");
gl.enableVertexAttribArray(shaderProgram.vertexTexAttribute);
shaderProgram.timeUniform = gl.getUniformLocation(shaderProgram, "time");
shaderProgram.pMatrixUniform = gl.getUniformLocation(shaderProgram, "uPMatrix");
shaderProgram.mvMatrixUniform = gl.getUniformLocation(shaderProgram, "uMVMatrix");
}
var earthTexture;
var moonTexture;
var sunTexture;
var mercuryTexture;
var venusTexture;
var marsTexture;
var jupiterTexture;
var saturneTexture;
var spaceTexture;
var uranusTexture;
var neptuneTexture;
function initTextures() {
earthTexture = gl.createTexture();
cubeImage = new Image();
cubeImage.onload = function() { handleTextureLoaded(cubeImage, earthTexture); }
cubeImage.src = "earthmap.jpg";
//document.body.appendChild(cubeImage);
moonTexture = gl.createTexture();
moonImage = new Image();
moonImage.onload = function() { handleTextureLoaded(moonImage, moonTexture); }
moonImage.src = "moonmap.jpg";
sunTexture = gl.createTexture();
sunImage = new Image();
sunImage.onload = function() { handleTextureLoaded(sunImage, sunTexture); }
sunImage.src = "sun.jpg";
mercuryTexture = gl.createTexture();
mercuryImage = new Image();
mercuryImage.onload = function() { handleTextureLoaded(mercuryImage, mercuryTexture); }
mercuryImage.src = "mercury.jpg";
venusTexture = gl.createTexture();
venusImage = new Image();
venusImage.onload = function() { handleTextureLoaded(venusImage, venusTexture); }
venusImage.src = "venus.jpg";
marsTexture = gl.createTexture();
marsImage = new Image();
marsImage.onload = function() { handleTextureLoaded(marsImage, marsTexture); }
marsImage.src = "mars.jpg";
jupiterTexture = gl.createTexture();
jupiterImage = new Image();
jupiterImage.onload = function() { handleTextureLoaded(jupiterImage, jupiterTexture); }
jupiterImage.src = "jupiter.jpg";
saturneTexture = gl.createTexture();
saturneImage = new Image();
saturneImage.onload = function() { handleTextureLoaded(saturneImage, saturneTexture); }
saturneImage.src = "saturne.jpg";
spaceTexture = gl.createTexture();
spaceImage = new Image();
spaceImage.onload = function() { handleTextureLoaded(spaceImage, spaceTexture); }
spaceImage.src = "space.jpg";
uranusTexture = gl.createTexture();
uranusImage = new Image();
uranusImage.onload = function() { handleTextureLoaded(uranusImage, uranusTexture); }
uranusImage.src = "uranus.jpg";
neptuneTexture = gl.createTexture();
neptuneImage = new Image();
neptuneImage.onload = function() { handleTextureLoaded(neptuneImage, neptuneTexture); }
neptuneImage.src = "neptune.jpg";
}
function handleTextureLoaded(image, texture) {
gl.bindTexture(gl.TEXTURE_2D, texture);
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
gl.bindTexture(gl.TEXTURE_2D, null);
}
var mvMatrix = mat4.create();
var pMatrix = mat4.create();
var mvMatrixStack = [];
function mvPushMatrix(m) {
if (m) {
mvMatrixStack.push(m.dup());
mvMatrix = m.dup();
} else {
mvMatrixStack.push(mvMatrix.dup());
}
}
function mvPopMatrix() {
if (!mvMatrixStack.length) {
throw("Can't pop from an empty matrix stack.");
}
mvMatrix = mvMatrixStack.pop();
return mvMatrix;
}
function setMatrixUniforms(shader) {
gl.uniformMatrix4fv(shader.pMatrixUniform, false, pMatrix);
gl.uniformMatrix4fv(shader.mvMatrixUniform, false, mvMatrix);
}
var squarePosBuffer;
var sphereTexBuffer;
var carreGrille = [];
var texGrille = [];
function initBuffers() {
squarePosBuffer = gl.createBuffer();
var carre;
var tex;
//** FACE BAS
for (var i = -19; i<20; i+=2) {
for (var j = -19; j < 20; j+=2) {
carre = [-1+j, -1+i,-19,
1+j, -1+i,-19,
-1+j, 1+i,-19,
1+j, 1+i,-19,
-1+j, 1+i,-19,
1+j, -1+i,-19];
tex = [0,0,
1,0,
0,1,
1,1,
0,1,
1,0];
carreGrille = carreGrille.concat(carre);
texGrille = texGrille.concat(tex);
}
}
//**FACE HAUT
for (var i = -19; i<20; i+=2) {
for (var j = -19; j < 20; j+=2) {
carre = [-1+j, -1+i,19,
1+j, -1+i,19,
-1+j, 1+i,19,
1+j, 1+i,19,
-1+j, 1+i,19,
1+j, -1+i,19];
tex = [0,0,
1,0,
0,1,
1,1,
0,1,
1,0];
carreGrille = carreGrille.concat(carre);
texGrille = texGrille.concat(tex);
}
}
//**FACE DROITE
for (var i = -19; i<20; i+=2) {
for (var j = -19; j < 20; j+=2) {
carre = [19, -1+i,-1+j,
19, -1+i,1+j,
19, 1+i,-1+j,
19, 1+i,1+j,
19, 1+i,-1+j,
19, -1+i,1+j];
tex = [0,0,
1,0,
0,1,
1,1,
0,1,
1,0];
carreGrille = carreGrille.concat(carre);
texGrille = texGrille.concat(tex);
}
}
//**FACE GAUCHE
for (var i = -19; i<20; i+=2) {
for (var j = -19; j < 20; j+=2) {
carre = [-19, -1+i,-1+j,
-19, -1+i,1+j,
-19, 1+i,-1+j,
-19, 1+i,1+j,
-19, 1+i,-1+j,
-19, -1+i,1+j];
tex = [0,0,
1,0,
0,1,
1,1,
0,1,
1,0];
carreGrille = carreGrille.concat(carre);
texGrille = texGrille.concat(tex);
}
}
//**FACE AVANT
for (var i = -19; i<20; i+=2) {
for (var j = -19; j < 20; j+=2) {
carre = [-1+i,19 ,-1+j,
-1+i, 19,1+j,
1+i, 19,-1+j,
1+i, 19,1+j,
1+i, 19,-1+j,
-1+i, 19,1+j];
tex = [0,0,
1,0,
0,1,
1,1,
0,1,
1,0];
carreGrille = carreGrille.concat(carre);
texGrille = texGrille.concat(tex);
}
}
//**FACE ARRIERE
for (var i = -19; i<20; i+=2) {
for (var j = -19; j < 20; j+=2) {
carre = [-1+i,-19 ,-1+j,
-1+i, -19,1+j,
1+i, -19,-1+j,
1+i, -19,1+j,
1+i, -19,-1+j,
-1+i, -19,1+j];
tex = [0,0,
1,0,
0,1,
1,1,
0,1,
1,0];
carreGrille = carreGrille.concat(carre);
texGrille = texGrille.concat(tex);
}
}
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(carreGrille), gl.STATIC_DRAW);
sphereTexBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(texGrille), gl.STATIC_DRAW);
}
Math.radians = function(degrees) {
return degrees * Math.PI / 180;
};
var time =0;
var zoom = 45;
var moonOrbit = 0;
var earthOrbit = 0;
var mercuryOrbit = 0;
var sunOrbit = 0;
var venusOrbit = 0;
var marsOrbit = 0;
var jupiterOrbit = 0;
var saturneOrbit = 0;
var uranusOrbit = 0;
var neptuneOrbit = 0;
function drawScene() {
gl.viewport(0, 0, gl.viewportWidth, gl.viewportHeight);
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
mat4.identity(pMatrix);
mat4.identity(mvMatrix);
mat4.perspective(pMatrix, zoom*3.141592/180, gl.viewportWidth/gl.viewportHeight, 0.1,10000);
mat4.translate(mvMatrix, mvMatrix, [0,0,-100]);
//mat4.rotate(mvMatrix, mvMatrix, time, [0,1,0]);
mat4.rotate(mvMatrix, mvMatrix, 45, [1,1,1]);
setMatrixUniforms(shaderProgram);
gl.uniform1f(shaderProgram.timeUniform, time);
gl.activeTexture(gl.TEXTURE0);
gl.uniform1i(gl.getUniformLocation(shaderProgram, "tex"), 0);
/**
SOLEIL
**/
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, sunTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (sunOrbit == 360) {
sunOrbit = 0;
} else {
sunOrbit +=0.005;
}
mat4.rotate(mvMatrix,mvMatrix, sunOrbit, [0,0,1]);
mat4.scale(mvMatrix, mvMatrix, [2, 2, 2]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length)/3);
/**
TERRE
**/
//texture
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, earthTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (earthOrbit == 360) {
earthOrbit = 0;
} else {
earthOrbit +=0.005;
}
mat4.rotate(mvMatrix,mvMatrix, earthOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [25,0,0]);
mat4.rotate(mvMatrix, mvMatrix, earthOrbit, [1, 1, 0]);
mat4.scale(mvMatrix, mvMatrix, [0.4, 0.4, 0.4]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
LUNE
**/
//texture
gl.bindTexture(gl.TEXTURE_2D, moonTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (moonOrbit == 360) {
moonOrbit = 0;
} else {
moonOrbit +=0.008;
}
//Inverse terre
mat4.rotate(mvMatrix, mvMatrix, time, [-1, -1, 0]);
//Orbite
mat4.rotate(mvMatrix,mvMatrix, moonOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [6,0,0]);
//Taille
mat4.scale(mvMatrix, mvMatrix, [0.4, 0.4, 0.4]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
MERCURY
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, mercuryTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (mercuryOrbit == 360) {
mercuryOrbit = 0;
} else {
mercuryOrbit +=0.01;
}
mat4.rotate(mvMatrix,mvMatrix, mercuryOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [11,0,0]);
mat4.scale(mvMatrix, mvMatrix, [0.3, 0.3, 0.3]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
VENUS
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, venusTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (venusOrbit == 360) {
venusOrbit = 0;
} else {
venusOrbit +=0.008;
}
mat4.rotate(mvMatrix,mvMatrix, venusOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [15,0,0]);
mat4.scale(mvMatrix, mvMatrix, [0.6, 0.6, 0.6]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
MARS
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, marsTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (marsOrbit == 360) {
marsOrbit = 0;
} else {
marsOrbit +=0.004;
}
mat4.rotate(mvMatrix,mvMatrix, marsOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [32,0,0]);
mat4.scale(mvMatrix, mvMatrix, [0.35, 0.35, 0.35]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
JUPITER
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, jupiterTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (jupiterOrbit == 360) {
jupiterOrbit = 0;
} else {
jupiterOrbit +=0.003;
}
mat4.rotate(mvMatrix,mvMatrix, jupiterOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [39,0,0]);
mat4.scale(mvMatrix, mvMatrix, [1., 1., 1.]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
SATURNE
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, saturneTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (saturneOrbit == 360) {
saturneOrbit = 0;
} else {
saturneOrbit +=0.002;
}
mat4.rotate(mvMatrix,mvMatrix, saturneOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [48,0,0]);
mat4.scale(mvMatrix, mvMatrix, [0.8, 0.8, 0.8]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
URANUS
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, uranusTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (uranusOrbit == 360) {
uranusOrbit = 0;
} else {
uranusOrbit +=0.001;
}
mat4.rotate(mvMatrix,mvMatrix, uranusOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [56,0,0]);
mat4.scale(mvMatrix, mvMatrix, [0.6, 0.6, 0.6]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
NEPTUNE
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, neptuneTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
if (neptuneOrbit == 360) {
neptuneOrbit = 0;
} else {
neptuneOrbit +=0.0006;
}
mat4.rotate(mvMatrix,mvMatrix, neptuneOrbit, [0,0,1]);
mat4.translate(mvMatrix, mvMatrix, [62,0,0]);
mat4.scale(mvMatrix, mvMatrix, [0.6, 0.6, 0.6]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/**
SPACE BACKGROUND
**/
mvPopMatrix();
mvPushMatrix();
gl.bindTexture(gl.TEXTURE_2D, spaceTexture);
//attributs
gl.bindBuffer(gl.ARRAY_BUFFER, squarePosBuffer);
gl.vertexAttribPointer(shaderProgram.vertexPositionAttribute, 3, gl.FLOAT, false, 0,0);
gl.bindBuffer(gl.ARRAY_BUFFER, sphereTexBuffer);
gl.vertexAttribPointer(shaderProgram.vertexTexAttribute, 2, gl.FLOAT, false, 0,0);
//transformation
mat4.scale(mvMatrix, mvMatrix, [100, 100, 100]);
//dessin
setMatrixUniforms(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, (carreGrille.length-1)/3);
/////////////////////////
time += 0.01;
setTimeout(drawScene, 1000/60);
}
var mvMatrixStack = [];
function mvPushMatrix() {
var copy = mat4.create();
mat4.set(mvMatrix, copy);
mvMatrixStack.push(copy);
}
mat4.set = function(mat, dest) {
dest[0] = mat[0];
dest[1] = mat[1];
dest[2] = mat[2];
dest[3] = mat[3];
dest[4] = mat[4];
dest[5] = mat[5];
dest[6] = mat[6];
dest[7] = mat[7];
dest[8] = mat[8];
dest[9] = mat[9];
dest[10] = mat[10];
dest[11] = mat[11];
dest[12] = mat[12];
dest[13] = mat[13];
dest[14] = mat[14];
dest[15] = mat[15];
return dest;
};
function mvPopMatrix() {
if (mvMatrixStack.length == 0) {
throw "Invalid popMatrix!";
}
mvMatrix = mvMatrixStack.pop();
}
function mouseZoom(event) {
zoom += Math.sign(event.detail);
}
function webGLStart() {
var canvas = document.getElementById("dawin-canvas");
initGL(canvas);
initShaders();
initBuffers();
initTextures();
canvas.addEventListener("DOMMouseScroll", mouseZoom, false);
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.enable(gl.DEPTH_TEST);
drawScene();
}
</script>
</head>
<body onload="webGLStart();">
<!-- RESET CSS -->
<style> html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
margin: 0;
padding: 0;
border: 0;
font-size: 100%;
font: inherit;
vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: '';
content: none;
}
table {
border-collapse: collapse;
border-spacing: 0;
}</style>
<canvas id="dawin-canvas" style="border: none;" width="1000" height="800"></canvas>
</body>
</html>
<script type="text/javascript">
canvas = document.getElementById("dawin-canvas");
canvas.width = document.body.clientWidth; //document.width is obsolete
canvas.height = document.body.clientHeight;
</script>
<!-- TODO
Lunes de mars (et autres planetes)
Anneaux saturne
Gestion souris déplacement
-->