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test3s.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Phoria - Dev test page 3</title>
<script src="scripts/gl-matrix.js"></script>
<script src="scripts/phoria-util.js"></script>
<script src="scripts/phoria-entity.js"></script>
<script src="scripts/phoria-scene.js"></script>
<script src="scripts/phoria-renderer.js"></script>
<script src='scripts/dat.gui.min.js'></script>
<script>
var requestAnimFrame = window.requestAnimationFrame || window.webkitRequestAnimationFrame ||
window.mozRequestAnimationFrame || window.msRequestAnimationFrame ||
function(c) {window.setTimeout(c, 15)};
/**
Phoria
pho·ri·a (fôr-)
n. The relative directions of the eyes during binocular fixation on a given object
*/
// bind to window onload event
window.addEventListener('load', onloadHandler, false);
function onloadHandler()
{
// get the canvas DOM element and the 2D drawing context
var canvas = document.getElementById('canvas');
// create the scene and setup camera, perspective and viewport
var scene = new Phoria.Scene();
scene.camera.position = {x:0.0, y:5.0, z:-15.0};
scene.perspective.aspect = canvas.width / canvas.height;
scene.viewport.width = canvas.width;
scene.viewport.height = canvas.height;
// create a canvas renderer
var renderer = new Phoria.SoftwareRenderer(canvas);
// GENERATE TEST ENTITIES
// add a grid to help visualise camera position etc.
/*var plane = Phoria.Util.generateTesselatedPlane(16,16,0,20);
scene.graph.push(Phoria.Entity.create({
points: plane.points,
edges: plane.edges,
polygons: plane.polygons,
style: {
drawmode: "wireframe",
linewidth: 0.5,
sortmode: "unsorted"
}
}));*/
//var s = Phoria.Util.generateUnitCube();
var s = Phoria.Util.generateSphere(1, 64, 128);
var sphere = Phoria.Entity.create({
points: s.points,
edges: s.edges,
polygons: s.polygons,
style: {
diffuse: 1,
specular: 64,
shademode: "lightsource" //gouraud?
}
});
sphere.scaleN(3);
scene.graph.push(sphere);
// add a light
scene.graph.push(Phoria.DistantLight.create({
color: [0.5,0.5,1.0],
intensity: 0.25,
direction: {x:0, y:-1, z:1}
}));
var visibleLightObj = Phoria.Entity.create({
points: [{x:-3, y:4, z:-5}],
style: {
color: [255,255,255],
drawmode: "point",
shademode: "plain",
linewidth: 5,
linescale: 2
}
});
scene.graph.push(visibleLightObj);
var light = Phoria.PointLight.create({
color: [1, 0.4, 0],
position: {x:-3, y:4, z:-5},
intensity: 0.75,
attenuation: 0.05
});
visibleLightObj.children.push(light);
var pause = false;
var fnAnimate = function() {
if (!pause)
{
// rotate local matrix of an object
sphere.rotateY(0.5*Phoria.RADIANS);
// the light position is edited directly via the GUI - update the visible indicator
visibleLightObj.points[0].x = light.position.x;
visibleLightObj.points[0].y = light.position.y;
visibleLightObj.points[0].z = light.position.z;
// execute the model view 3D pipeline
scene.modelView();
// and render the scene
renderer.render(scene);
}
requestAnimFrame(fnAnimate);
};
// add GUI controls
var gui = new dat.GUI();
var f = gui.addFolder('Perspective');
f.add(scene.perspective, "fov").min(5).max(175);
f.add(scene.perspective, "near").min(1).max(100);
f.add(scene.perspective, "far").min(1).max(1000);
//f.open();
f = gui.addFolder('Camera LookAt');
f.add(scene.camera.lookat, "x").min(-100).max(100);
f.add(scene.camera.lookat, "y").min(-100).max(100);
f.add(scene.camera.lookat, "z").min(-100).max(100);
f.open();
f = gui.addFolder('Camera Position');
f.add(scene.camera.position, "x").min(-100).max(100);
f.add(scene.camera.position, "y").min(-100).max(100);
f.add(scene.camera.position, "z").min(-100).max(100);
f.open();
f = gui.addFolder('Camera Up');
f.add(scene.camera.up, "x").min(-10).max(10).step(0.1);
f.add(scene.camera.up, "y").min(-10).max(10).step(0.1);
f.add(scene.camera.up, "z").min(-10).max(10).step(0.1);
f = gui.addFolder('Light');
f.add(light.position, "x").min(-25).max(25).step(0.1);
f.add(light.position, "y").min(-25).max(25).step(0.1);
f.add(light.position, "z").min(-25).max(25).step(0.1);
f.add(light.color, "0").min(0).max(1).step(0.1).name("red");
f.add(light.color, "1").min(0).max(1).step(0.1).name("green");
f.add(light.color, "2").min(0).max(1).step(0.1).name("blue");
f.add(light, "intensity").min(0).max(1).step(0.1);
f.add(light, "attenuation").min(0.01).max(0.25).step(0.01);
f.open();
// key binding
document.addEventListener('keydown', function(e) {
switch (e.keyCode)
{
case 27:
{
pause = !pause;
break;
}
}
}, false);
// start animation
requestAnimFrame(fnAnimate);
}
</script>
</head>
<body style="background-color: #bfbfbf">
<canvas id="canvas" width="768" height="512" style="background-color: #eee"></canvas>
<div><a style="color:#225588;text-decoration:none;" href="./index.html"><< Phoria demos</a></div>
</body>
</html>