def unuse(self):
l = ShaderProgram.shader_stack
p = l.pop()
assert p is self
if l:
glUseProgramObjectARB(l[-1].pid)
else:
glUseProgramObjectARB(0)
def unuse(self):
l = ShaderProgram.shader_stack
p = l.pop()
assert p is self
if l:
glUseProgramObjectARB(l[-1].pid)
else:
glUseProgramObjectARB(0)
def restore(cls):
cls.shader_stack[:] = []
glUseProgramObjectARB(0)
def use(self):
ShaderProgram.shader_stack.append(self)
glUseProgramObjectARB(self.pid)
def uninstall(self):
gl.glUseProgramObjectARB(0)
def install(self):
p = self.prog()
if p != 0:
gl.glUseProgramObjectARB(p)
def uninstall(self):
gl.glUseProgramObjectARB(0)
def install(self):
p = self.prog()
if p != 0:
gl.glUseProgramObjectARB(p)
def restore(cls):
cls.shader_stack[:] = []
glUseProgramObjectARB(0)
def use(self):
ShaderProgram.shader_stack.append(self)
glUseProgramObjectARB(self.pid)
def __exit__(self, _type, value, traceback):
if self.old_program < 0 or not self.view.glext.ARB_shader_objects:
return
gl.glUseProgramObjectARB(self.old_program)
