pyopengl着色器警告/信息混淆选择替代

Question

我有一个小的pyopengl使用着色器的代码片。我收到以下“信息”日志消息，但不知道它们的含义和文档很差 - 或者我无法找到它。

任何人都可以澄清这些是什么意思？

INFO  [ MainThread::OpenGL.extensions] OpenGL Version: 3.3.0 NVIDIA 295.59 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glCreateShader from glCreateShader, glCreateShaderObjectARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glShaderSource from glShaderSource, glShaderSourceARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glCompileShader from glCompileShader, glCompileShaderARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glGetShaderiv from glGetShaderiv, glGetObjectParameterivARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glCreateProgram from glCreateProgram, glCreateProgramObjectARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glAttachShader from glAttachShader, glAttachObjectARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glLinkProgram from glLinkProgram, glLinkProgramARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glValidateProgram from glValidateProgram, glValidateProgramARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glGetProgramiv from glGetProgramiv, glGetObjectParameterivARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glDeleteShader from glDeleteShader, glDeleteObjectARB 
INFO  [ MainThread::OpenGL.extensions] Chose alternate: glUseProgram from glUseProgram, glUseProgramObjectARB 

进口线：

from OpenGL.GL import * 
from OpenGL.GLU import * 
from OpenGL.GLUT import * 
from OpenGL.GL.ARB.shader_objects import * 
from OpenGL.GL.ARB.fragment_shader import * 
from OpenGL.GL.ARB.vertex_shader import * 

Answer 1

PyOpenGL可如果两者都可用的着色器功能及其NVIDIA ARB等效核心GLSL版本之间进行选择。您的信息日志告诉您，您的程序在给出选择时选择了核心版本。