def set_current(self):
if not self.canvas:
self.is_ok = 0
raise RuntimeError('Canvas has not been attached')
# XXX not per-thread
gl.current_context = self
# XXX
gl_info.set_active_context()
glu_info.set_active_context()
# Implement workarounds
if not self._info:
self._info = gl_info.GLInfo()
self._info.set_active_context()
for attr, check in self._workaround_checks:
setattr(self, attr, check(self._info))
# Release textures and buffers on this context scheduled for deletion.
# Note that the garbage collector may introduce a race condition,
# so operate on a copy of the textures/buffers and remove the deleted
# items using list slicing (which is an atomic operation)
if self.object_space._doomed_textures:
textures = self.object_space._doomed_textures[:]
textures = (gl.GLuint * len(textures))(*textures)
gl.glDeleteTextures(len(textures), textures)
self.object_space._doomed_textures[0:len(textures)] = []
if self.object_space._doomed_buffers:
buffers = self.object_space._doomed_buffers[:]
buffers = (gl.GLuint * len(buffers))(*buffers)
gl.glDeleteBuffers(len(buffers), buffers)
self.object_space._doomed_buffers[0:len(buffers)] = []
def set_current(self):
global current_context
assert self in _contexts
current_context = self
# Implement workarounds
if not self._info:
self._info = gl_info.GLInfo()
self._info.set_active_context()
for attr, check in self._workaround_checks:
setattr(self, attr, check(self._info))
# Release textures on this context scheduled for deletion
if self.object_space._doomed_textures:
textures = self.object_space._doomed_textures
textures = (GLuint * len(textures))(*textures)
glDeleteTextures(len(textures), textures)
self.object_space._doomed_textures = []
# Release buffers on this context scheduled for deletion
if self.object_space._doomed_buffers:
buffers = self.object_space._doomed_buffers
buffers = (GLuint * len(buffers))(*buffers)
glDeleteBuffers(len(buffers), buffers)
self.object_space._doomed_buffers = []
def set_current(self):
if not self.canvas:
raise RuntimeError('Canvas has not been attached')
# XXX not per-thread
gl.current_context = self
# XXX
gl_info.set_active_context()
glu_info.set_active_context()
# Implement workarounds
if not self._info:
self._info = gl_info.GLInfo()
self._info.set_active_context()
for attr, check in self._workaround_checks:
setattr(self, attr, check(self._info))
# Release textures on this context scheduled for deletion
if self.object_space._doomed_textures:
textures = self.object_space._doomed_textures
textures = (gl.GLuint * len(textures))(*textures)
gl.glDeleteTextures(len(textures), textures)
self.object_space._doomed_textures = []
# Release buffers on this context scheduled for deletion
if self.object_space._doomed_buffers:
buffers = self.object_space._doomed_buffers
buffers = (gl.GLuint * len(buffers))(*buffers)
gl.glDeleteBuffers(len(buffers), buffers)
self.object_space._doomed_buffers = []
def set_current(self):
if not self.canvas:
raise RuntimeError('Canvas has not been attached')
# XXX not per-thread
gl.current_context = self
# XXX
gl_info.set_active_context()
if not self._info:
self._info = gl_info.GLInfo()
self._info.set_active_context()
# Release Textures, Buffers, and VAOs on this context scheduled for
# deletion. Note that the garbage collector may introduce a race
# condition, so operate on a copy, and clear the list afterwards.
if self.object_space.doomed_textures:
textures = self.object_space.doomed_textures[:]
textures = (gl.GLuint * len(textures))(*textures)
gl.glDeleteTextures(len(textures), textures)
self.object_space.doomed_textures.clear()
if self.object_space.doomed_buffers:
buffers = self.object_space.doomed_buffers[:]
buffers = (gl.GLuint * len(buffers))(*buffers)
gl.glDeleteBuffers(len(buffers), buffers)
self.object_space.doomed_buffers.clear()
if self.object_space.doomed_vaos:
vaos = self.object_space.doomed_vaos[:]
vaos = (gl.GLuint * len(vaos))(*vaos)
gl.glDeleteVertexArrays(len(vaos), vaos)
self.object_space.doomed_vaos.clear()
