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authorbradnelson@google.com <bradnelson@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2011-03-28 20:23:26 +0000
committerbradnelson@google.com <bradnelson@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2011-03-28 20:23:26 +0000
commitd15f03f7d3aaa253d32c8bfc4f1543f5f9d6eeae (patch)
treee3ae9df25c03721d2889ca4aad346dc7c2d99363 /o3d/samples/helloworld.html
parente6111af1609505398801eed7619a2f7191fe3a2b (diff)
downloadchromium_src-d15f03f7d3aaa253d32c8bfc4f1543f5f9d6eeae.zip
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Moving o3d up a level, to get it out of chrome checkouts.
BUG=None TEST=None Too large for codereview. Manual review by thaloun and tschelcher. git-svn-id: svn://svn.chromium.org/chrome/trunk/src@79609 0039d316-1c4b-4281-b951-d872f2087c98
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-<!--
-Copyright 2009, Google Inc.
-All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are
-met:
-
- * Redistributions of source code must retain the above copyright
-notice, this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above
-copyright notice, this list of conditions and the following disclaimer
-in the documentation and/or other materials provided with the
-distribution.
- * Neither the name of Google Inc. nor the names of its
-contributors may be used to endorse or promote products derived from
-this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
--->
-
-<!--
-O3D Tutorial A1
-
-In this tutorial, we load and display a scene in O3D.
--->
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
- "http://www.w3.org/TR/html4/loose.dtd">
-<html>
-<head>
-<meta http-equiv="content-type" content="text/html; charset=UTF-8">
-<title>
-Tutorial A1: Loading a scene
-</title>
-<!-- Include sample javascript library functions-->
-<script type="text/javascript" src="o3djs/base.js"></script>
-
-<!-- Our javascript code -->
-<script type="text/javascript" id="o3dscript">
-o3djs.require('o3djs.util');
-o3djs.require('o3djs.math');
-o3djs.require('o3djs.rendergraph');
-o3djs.require('o3djs.camera');
-o3djs.require('o3djs.pack');
-o3djs.require('o3djs.scene');
-
-// Events
-// init() once the page has finished loading.
-window.onload = init;
-// unload() when leaving the page.
-window.onunload = unload;
-
-// global variables
-var g_o3d;
-var g_math;
-var g_client;
-var g_viewInfo;
-var g_pack;
-var g_finished = false; // for selenium testing
-
-/**
- * Loads a scene into the transform graph.
- * @param {!o3d.Pack} pack Pack to load scene into.
- * @param {string} fileName filename of the scene.
- * @param {!o3d.Transform} parent parent node in the transform graph to
- * which to load the scene into.
- */
-function loadScene(pack, fileName, parent) {
- // Get our full path to the scene
- var scenePath = o3djs.util.getCurrentURI() + fileName;
-
- // Load the file given the full path, and call the callback function
- // when its done loading.
- o3djs.scene.loadScene(g_client, pack, parent, scenePath, callback);
-
- /**
- * Our callback is called once the scene has been loaded into memory
- * from the web or locally.
- * @param {!o3d.Pack} pack The pack that was passed in above.
- * @param {!o3d.Transform} parent The parent that was passed in above.
- * @param {*} exception null if loading succeeded.
- */
- function callback(pack, parent, exception) {
- if (exception) {
- alert('Could not load: ' + fileName + '\n' + exception);
- return;
- }
- // Get a CameraInfo (an object with a view and projection matrix)
- // using our javascript library function
- var cameraInfo = o3djs.camera.getViewAndProjectionFromCameras(
- parent,
- g_client.width,
- g_client.height);
-
- // Copy the view and projection to the draw context.
- g_viewInfo.drawContext.view = cameraInfo.view;
- g_viewInfo.drawContext.projection = cameraInfo.projection;
-
- // Generate draw elements and setup material draw lists.
- o3djs.pack.preparePack(pack, g_viewInfo);
-
- g_finished = true; // for selenium testing.
- }
-}
-
-/**
- * Creates the client area.
- */
-function init() {
- o3djs.util.makeClients(initStep2);
-}
-
-/**
- * Remove any callbacks so they don't get called after the page has unloaded.
- */
-function unload() {
- if (g_client) {
- g_client.cleanup();
- }
-}
-
-/**
- * Initializes O3D and loads the scene into the transform graph.
- * @param {Array} clientElements Array of o3d object elements.
- */
-function initStep2(clientElements) {
- // Initializes global variables and libraries.
- var o3dElement = clientElements[0];
- g_o3d = o3dElement.o3d;
- g_math = o3djs.math;
- g_client = o3dElement.client;
-
- // Creates a pack to manage our resources/assets
- g_pack = g_client.createPack();
-
- // Create the render graph for a view.
- g_viewInfo = o3djs.rendergraph.createBasicView(
- g_pack,
- g_client.root,
- g_client.renderGraphRoot);
-
- // Creates a transform to put our data on.
- var myDataRoot = g_pack.createObject('Transform');
-
- // Connects our root to the client root.
- myDataRoot.parent = g_client.root;
-
- // Load the scene into the transform graph as a child myDataRoot
- loadScene(g_pack, 'assets/teapot.o3dtgz', myDataRoot);
-}
-</script>
-</head>
-<body>
-<h1>Loading a scene.</h1>
-This tutorial shows how we load and display a scene in O3D.
-<br/>
-<!-- Start of O3D plugin -->
-<div id="o3d" style="width: 600px; height: 600px;"></div>
-<!-- End of O3D plugin -->
-</body>
-</html>
generated by cgit v1.1 at 2025-03-02 21:15:38 +0000