zhangyupeng
/
Babylon.js


			
				
					
						
						
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							<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
    <title>Local Development</title>

    <script src="https://code.jquery.com/pep/0.4.2/pep.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.6.2/dat.gui.min.js"></script>
    <script src="../dist/preview%20release/cannon.js"></script>
    <script src="../dist/preview%20release/Oimo.js"></script>
    <script src="../dist/preview%20release/gltf_validator.js"></script>
    <script src="../Tools/DevLoader/BabylonLoader.js"></script>
    <script src="src/webgl-debug.js"></script>

    <style>
        html,
        body {
            width: 100%;
            height: 100%;
            padding: 0;
            margin: 0;
            overflow: hidden;
        }

        #renderCanvas {
            width: 100%;
            height: 100%;
            display: block;
            font-size: 0;
        }

        #fps {
            position: absolute;
            background-color: black;
            border: 2px solid red;
            text-align: center;
            font-size: 16px;
            color: white;
            top: 15px;
            right: 10px;
            width: 60px;
            height: 20px;
        }
    </style>
</head>

<body>
    <div id="fps">0</div>
    <canvas id="renderCanvas" touch-action="none"></canvas>

    <script>
        var canvas = document.getElementById("renderCanvas");
        //	canvas = WebGLDebugUtils.makeLostContextSimulatingCanvas(canvas);
        var divFps = document.getElementById("fps");

        // Global to simulate PG.
        var engine = null;

        // Allow querystring to navigate easily in debug in local samples.
        var indexjs = 'src/index';
        var sampleSearch = /sample=([0-9]+)/i;
        var matches = null;
        if ((matches = sampleSearch.exec(window.location)) !== null) {
            indexjs += '.';
            indexjs += matches[1];
        }
        indexjs += '.js';

        // Load the scripts + map file to allow vscode debug.
        BABYLONDEVTOOLS.Loader
            .require(indexjs)
            .load(function() {
                BABYLON.DracoCompression.Configuration.decoder = {
                    wasmUrl: "../dist/preview%20release/draco_wasm_wrapper_gltf.js",
                    wasmBinaryUrl: "../dist/preview%20release/draco_decoder_gltf.wasm",
                    fallbackUrl: "../dist/preview%20release/draco_decoder_gltf.js"
                };

                if (BABYLON.Engine.isSupported()) {
                    if (typeof createEngine !== "undefined") {
                        engine = createEngine();
                    } else {
                        engine = new BABYLON.Engine(canvas, true, { stencil: true, disableWebGL2Support: false, preserveDrawingBuffer: true });
                    }

                    BABYLONDEVTOOLS.Loader.debugShortcut(engine);

                    // call the scene creation from the js.
                    if (typeof delayCreateScene !== "undefined") {
                        var scene = delayCreateScene();

                        if (scene) {
                            // Register a render loop to repeatedly render the scene

                            engine.runRenderLoop(function() {
                                if (scene.activeCamera) {
                                    scene.render();
                                }
                                divFps.innerHTML = engine.getFps().toFixed() + " fps";
                            });
                        }
                    }
                    else {
                        var scene = createScene();

                        if (scene) {

                            var processCurrentScene = function(scene) {
                                engine.runRenderLoop(function() {
                                    scene.render();
                                    divFps.innerHTML = engine.getFps().toFixed() + " fps";
                                });
                            }

                            if (scene.then) {
                                // Handle if createScene returns a promise
                                scene.then(function(currentScene) {
                                    processCurrentScene(currentScene);
                                }).catch(function(e) {
                                    console.error(e);
                                    onError();
                                });
                            } else {
                                // Register a render loop to repeatedly render the scene
                                processCurrentScene(scene);
                            }
                        }
                    }

                    // Resize
                    window.addEventListener("resize", function() {
                        engine.resize();
                    });
                }
                else {
                    alert('BabylonJS is not supported.')
                }
            });
    </script>
</body>

</html>