WebGLBook | Code Examples for Tony Parisi 's Book , WebGL Up and Running | Graphics library
kandi X-RAY | WebGLBook Summary
kandi X-RAY | WebGLBook Summary
Code Examples for Tony Parisi’s Book, WebGL Up and Running. You can grab the stable version that corresponds with August 2012 release of the book by getting the tag v1.0 (see Tags).
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Currently covering the most popular Java, JavaScript and Python libraries. See a Sample of WebGLBook
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QUESTION
WebGL. I try to draw a point by the WebGL Programming Guide book (chapter 2). But I get the elongated rectangle instead of a square (Google Chrome v79.0.3945.88 and Firefox v71.0):
Why does it happen? This is my code:
...ANSWER
Answered 2019-Dec-22 at 10:12There's no bugs in the code you posted.
QUESTION
I want to draw multiple objects with animations by using Uniform buffer objets and Instanced rendering..
I've implemented this with a for loop but I want to render them at one time.
Here is my code which using for loop to render multiple objects when mouse is clicked..
I am using four external libraries which are webgl-utils.js, webgl-debug.js, cuon-utils.js, cuon-matrix.js. These can be found here.
...ANSWER
Answered 2019-Oct-27 at 05:35Uniform Buffer Objects are just a different way to set uniforms. They don't help with instancing. They are just a way to "potentially" set uniforms faster than using gl.uniformXXX
. For example if you have a shader that takes ambient
, diffuse
, specular
, shininess
as inputs you could make a uniform block that contains those 4 uniforms. You could then create one uniform buffer object for each material, all 4 of those settings, you can set different material with one WebGL function
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