shader.py 文件源码

def link(self):
        # link the program
        glLinkProgram(self.handle)

        temp = c_int(0)
        # retrieve the link status
        glGetProgramiv(self.handle, GL_LINK_STATUS, byref(temp))

        # if linking failed, print the log
        if not temp:
            # retrieve the log length
            glGetProgramiv(self.handle, GL_INFO_LOG_LENGTH, byref(temp))
            # create a buffer for the log
            buffer = create_string_buffer(temp.value)
            # retrieve the log text
            glGetProgramInfoLog(self.handle, temp, None, buffer)
            # print the log to the console
            print(buffer.value)
        else:
            # all is well, so we are linked
            self.linked = True