def create_standalone_context(require=None, share=False, **settings) -> 'Context':
'''
Create a standalone ModernGL context.
Example::
# Create a context with highest possible supported version
ctx = moderngl.create_context()
# Require at least OpenGL 4.3
ctx = moderngl.create_context(require=430)
Keyword Arguments:
require (int): OpenGL version code.
Returns:
:py:class:`Context` object
'''
if require is None:
require = 330
mode = 'share' if share is True else 'standalone'
ctx = Context.__new__(Context)
ctx.mglo, ctx.version_code = mgl.create_context(glversion=require, mode=mode, **settings)
ctx._screen = None
ctx.fbo = None
ctx._info = None
ctx.extra = None
if require is not None and ctx.version_code < require:
raise ValueError('Requested OpenGL version {}, got version {}'.format(
require, ctx.version_code))
return ctx
def create_context(require=None, standalone=False, share=False, **settings) -> Context:
'''
Create a ModernGL context by loading OpenGL functions from an existing OpenGL context.
An OpenGL context must exists. If rendering is done without a window please use the
:py:func:`create_standalone_context` instead.
Example::
# Accept the current context version
ctx = moderngl.create_context()
# Require at least OpenGL 4.3
ctx = moderngl.create_context(require=430)
Keyword Arguments:
require (int): OpenGL version code.
Returns:
:py:class:`Context` object
'''
if require is None:
require = 330
mode = 'standalone' if standalone is True else 'detect'
if share is True:
mode = 'share'
import moderngl.mgl as mgl
ctx = Context.__new__(Context)
ctx.mglo, ctx.version_code = mgl.create_context(glversion=require, mode=mode, **settings)
ctx._info = None
ctx.extra = None
if ctx.version_code < require:
raise ValueError('Requested OpenGL version {}, got version {}'.format(
require, ctx.version_code))
if standalone:
ctx._screen = None
ctx.fbo = None
else:
ctx._screen = ctx.detect_framebuffer(0)
ctx.fbo = ctx.detect_framebuffer()
ctx.mglo.fbo = ctx.fbo.mglo
return ctx
def create_standalone_context(require=None, **settings) -> 'Context':
'''
Create a standalone ModernGL context.
Example::
# Create a context with highest possible supported version
ctx = moderngl.create_context()
# Require at least OpenGL 4.3
ctx = moderngl.create_context(require=430)
Keyword Arguments:
require (int): OpenGL version code.
Returns:
:py:class:`Context` object
'''
if require is None:
require = 0
backend = os.environ.get('MODERNGL_BACKEND')
if backend is not None:
settings['backend'] = backend
ctx = Context.__new__(Context)
ctx.mglo, ctx.version_code = mgl.create_context(None, True, require)
ctx._screen = None
ctx.fbo = None
ctx._info = None
ctx.extra = None
if require is not None and ctx.version_code < require:
raise ValueError('Requested OpenGL version {}, got version {}'.format(
require, ctx.version_code))
return ctx