A few days ago colleagues showed me a special effect, is a jigsaw puzzle, the difference is, the puzzle is animation. He let me see To do a demo, so he himself for a while, it is really not difficult. It's easy to do with canvas. So this blog post
Document directory
2. Method for Calculating the range of Path.
1. With such a framework, it is very easy to add new graphic elements, as is the image class.
For more information about the series of directories, see.
This section mainly solves
Javascrip + HTML5 Canvas draw turntable lottery, javascriphtml5
In previous projects, the lottery turntable function is required. The project has been completed for a while, and there are no major bugs, so I will share it with you now.
Functional
First of all, Fanvas is the author of the Penguin company developed, will be open source flash to canvas tools.Dirty area repainting (dirty rectangle) is not a fresh technology, which existed when the earliest 2D games were born.A complex term or
Objective
First of all, a game is the most important animation, how to let elements move up? Let's look at a word first:The position of the element is moved, the animation is formed.One frame to render this element, and each frame of the element is
This article mainly introduces the introduction and detailed description of small program WXML, WXSS and JS, for more information about the small program WXML, WXSS, and JS, see this article.
A few days ago. Then, we will list some experiment
When drawing a dynamic image in the canvas, if a fixed background image is used, only one small genie is moving!
In this case, you have to re-draw the background image without frame, reducing the efficiency! I tried various methods and eventually
When drawing a dynamic diagram in canvas, if a fixed background image is used, only a small sprite is moving!
In this case, you have to redraw the background picture in the frame without frames, making it less efficient! Tried all kinds of methods,
Fiddler
Fiddler mode use know how much (a) in-depth study
Fiddle
Fiddle
Chrome
Google Chrome Official
Chrome-Basics
Chrome-Advanced
Chrome-Performance
Chrome-Advanced Performance
I have always wanted to do a text particle effect fade out fade in, the two days to write the code, the effect address: http://www.mjix.com/code/canvas-text/, press F11 to enter the full screen, do screen saver can also, preview the figure
It
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