| _glut_window = None | |
| _context_inited = None | |
| def initialize_GL_context(width=512, height=512, egl=False): | |
| ''' | |
| default context uses GLUT | |
| ''' | |
| if not egl: | |
| import OpenGL.GLUT as GLUT | |
| display_mode = GLUT.GLUT_DOUBLE | GLUT.GLUT_RGB | GLUT.GLUT_DEPTH | |
| global _glut_window | |
| if _glut_window is None: | |
| GLUT.glutInit() | |
| GLUT.glutInitDisplayMode(display_mode) | |
| GLUT.glutInitWindowSize(width, height) | |
| GLUT.glutInitWindowPosition(0, 0) | |
| _glut_window = GLUT.glutCreateWindow("My Render.") | |
| else: | |
| from .glcontext import create_opengl_context | |
| global _context_inited | |
| if _context_inited is None: | |
| create_opengl_context((width, height)) | |
| _context_inited = True | |