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Feb 6, 2014 · If you're seeking to do intensive drawing, such as complex effects at 60 fps, the performance gap is high. Things that are really slow with 2D Canvas will run fine in WebGL. Performance is WebGL's basic feature. Yet WebGL is quite complicated to program. See if canvas is good enough for you, or seek a library that will ease the pain.
- Overview
- Basic example
- Reference
- Guides and tutorials
- Libraries
- Browser compatibility
The Canvas API provides a means for drawing graphics via JavaScript and the HTML element. Among other things, it can be used for animation, game graphics, data visualization, photo manipulation, and real-time video processing.
The Canvas API largely focuses on 2D graphics. The WebGL API, which also uses the element, draws hardware-accelerated 2D and 3D graphics.
HTML JavaScript
The Document.getElementById() method gets a reference to the HTML element. Next, the HTMLCanvasElement.getContext() method gets that element's context—the thing onto which the drawing will be rendered. The actual drawing is done using the CanvasRenderingContext2D interface. The fillStyle property makes the rectangle green. The fillRect() method places its top-left corner at (10, 10), and gives it a size of 150 units wide by 100 tall.
•HTMLCanvasElement
•CanvasRenderingContext2D
•CanvasGradient
•CanvasPattern
•ImageBitmap
•ImageData
Canvas tutorial
A comprehensive tutorial covering both the basic usage of the Canvas API and its advanced features.
HTML5 Canvas Deep Dive
A hands-on, book-length introduction to the Canvas API and WebGL.
Canvas Handbook
A handy reference for the Canvas API.
The Canvas API is extremely powerful, but not always simple to use. The libraries listed below can make the creation of canvas-based projects faster and easier.
•EaselJS is an open-source canvas library that makes creating games, generative art, and other highly graphical experiences easy.
•Fabric.js is an open-source canvas library with SVG parsing capabilities.
•heatmap.js is an open-source library for creating canvas-based data heat maps.
•JavaScript InfoVis Toolkit creates interactive data visualizations.
•Konva.js is a 2D canvas library for desktop and mobile applications.
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The canvas can draw any object, have powerful gradient support, plugins for displaying objects in 3D, filters, etc. Support - When using the DOM, when you want to use experimental features like transformations or animations, you have to use the -moz-, -webkit-, -o-, and -ms- prefixes in CSS. In the canvas, you don't need to worry about that.
Apr 25, 2018 · To use TypeScript, we need to first install it, run the following: setup I grabbed from the TypeScript website. Feel free to make any changes to this file. Now, let's create the TypeScript file that will bootstrap our game by loading the CSS and continually re-render/re-paint our game. In the.
Mar 25, 2020 · 4. BabylonJS. An incredibly powerful Web rendering engine, this is not necesarily a game engine per-se, or a game library, but you can definitely build games around it. In fact, because it’s a rendering engine and not a gaming library, you have access to lower level functions, specifically those related to visualization.
Dec 7, 2017 · It’s everything that is NOT specific to a particular game. To get even closer to it, this game development roadmap might help you to understand, from basic to advanced: Bare Metal (Game Arduino ...
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Feb 1, 2011 · The tutorial assumes at least an intermediate level of knowledge of JavaScript. You can first play the game or jump directly to the article and view the source code for the game. Creating the canvas. In order to draw things, we'll need to create a canvas. Because this is a No Tears guide we'll be using jQuery.
