OpenGL way to explore https:https://cdn.v2ex.com/navatar/9b70/e8fe/448_normal.png?m=1387608183 https:https://cdn.v2ex.com/navatar/9b70/e8fe/448_large.png?m=1387608183 2022-07-25T02:09:00Z Copyright © 2010-2018, V2EX 如何正确编写 opengl glsl 代码 tag:www.v2ex.com,2022-07-25:/t/868621 2022-07-25T10:10:00Z 2022-07-25T02:09:00Z mascteen member/mascteen 关于如何正确编写 opengl glsl 代码

在用 opengl glsl 语言编写 shader 过程中遇到一个很困扰,就是无法准确预测代码的结果,

  • 例如我用函数画图的过程中,我改变函数的参数,或改变函数的位置时,我无法准确的预测 shader 会产生什么结果,然后产生的结果自己的也不知道为什么会这样产生。
  • 又例如我想画一个简单的做树木,有个大概貌就是可以了,但是也不知道怎么画,需要用到什么函数.

虽然数学还可以,函数图像也了解,但最困扰的就是无法按自己的想法产生结果。

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opengl 中如何实现按下鼠标,使得三维物体连续旋转? tag:www.v2ex.com,2019-12-31:/t/633951 2019-12-31T08:01:55Z 2019-12-31T07:59:55Z shawnLuo member/shawnLuo void mouse(int btn, int state, int x, int y) { int mod = glutGetModifiers(); if(btn==GLUT_LEFT_BUTTON && state == GLUT_DOWN) axis = 0; if(mod&GLUT_ACTIVE_CTRL &&btn==GLUT_LEFT_BUTTON && state == GLUT_DOWN) axis = 1; if(btn==GLUT_RIGHT_BUTTON && state == GLUT_DOWN) axis = 2;

theta[axis] += 2.0; if( theta[axis] > 360.0 ) theta[axis] -= 360.0; display();

} 尝试了加入 GLUT_UP  判断,但是没用

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用超慢速可视化 3D 算法的绘制过程 tag:www.v2ex.com,2016-07-04:/t/290291 2016-07-04T18:22:36Z 2016-07-04T21:22:36Z Livid member/Livid http://orbides.org/apps/superslow.html
]]> WebGLStudio.js tag:www.v2ex.com,2015-08-07:/t/211602 2015-08-07T11:55:39Z 2015-08-07T12:55:39Z Livid member/Livid http://webglstudio.org/

基于 WebGL 和 Javascript 的 3D 建模工具。 ]]>
Welcome to OpenGL tag:www.v2ex.com,2015-06-21:/t/200192 2015-06-21T09:51:23Z 2015-06-21T09:58:38Z Livid member/Livid http://learnopengl.com/ ]]> 一个用 WebGL 做的世界杯主题动画 tag:www.v2ex.com,2015-01-04:/t/159248 2015-01-04T18:59:16Z 2015-01-04T20:59:16Z Livid member/Livid http://pissang.github.io/worldcup-intro/ ]]> Mac 上开发 OpenGL 程序? tag:www.v2ex.com,2014-08-14:/t/127874 2014-08-14T07:39:16Z 2015-01-26T21:57:00Z hexonly member/hexonly Acko.net tag:www.v2ex.com,2013-08-25:/t/80212 2013-08-25T19:41:39Z 2013-08-25T19:41:39Z Frannk member/Frannk WebGL Water tag:www.v2ex.com,2011-08-15:/t/16907 2011-08-15T18:28:22Z 2011-08-16T18:28:22Z Livid member/Livid http://madebyevan.com/webgl-water/

需要 Google Chrome ]]>
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