<!doctype html> <html lang="en-us"> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <meta charset="utf-8"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>Emscripten-Generated Code</title> <style> html,body { width: 100%; height: 100%; } body { font-family: arial; margin: 0; padding: 0; background: #000; } .emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; } div.emscripten_border { border: none; } /* the canvas *must not* have any border or padding, or mouse coords will be wrong */ canvas.emscripten { border: 0px none; background-color: black; } </style> </head> <body> <canvas class="emscripten" id="canvas" oncontextmenu="event.preventDefault()" tabindex=-1></canvas> <script type='text/javascript'> var Module = { preRun: [], postRun: [], canvas: (function() { var canvas = document.getElementById('canvas'); // As a default initial behavior, pop up an alert when webgl context is lost. To make your // application robust, you may want to override this behavior before shipping! // See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2 canvas.addEventListener("webglcontextlost", function(e) { alert('WebGL context lost. You will need to reload the page.'); e.preventDefault(); }, false); return canvas; })(), }; </script> <script async type="text/javascript" src="_REPLACEME_"></script> <script type="text/javascript"> Module.canvas.addEventListener("resize", (e) => { var viewWidth = e.detail.width; var viewHeight = e.detail.width / Module._olc_WindowAspectRatio; if(viewHeight > e.detail.height) { viewHeight = e.detail.height; viewWidth = e.detail.height * Module._olc_WindowAspectRatio; } // update dom attributes Module.canvas.setAttribute("width", viewWidth); Module.canvas.setAttribute("height", viewHeight); var top = (e.detail.height - viewHeight) / 2; var left = (e.detail.width - viewWidth) / 2; // update styles Module.canvas.style.position = "fixed"; Module.canvas.style.top = top.toString() + "px"; Module.canvas.style.left = left.toString() + "px"; Module.canvas.style.width = ""; Module.canvas.style.height = ""; // trigger PGE update Module._olc_PGE_UpdateWindowSize(viewWidth, viewHeight); // ensure canvas has focus Module.canvas.focus(); e.preventDefault(); }); </script> </body> </html>