void setBaseTransform(const Transform& baseTransform)
{
assert (individualTransforms.size() == 1);
assert (absoluteTransforms.size() == 1);
individualTransforms.front() = absoluteTransforms.front() = baseTransform;
}
void updateBaseTransform()
{
if (orientation != currentOrientation())
{
orientation = currentOrientation();
currentTransforms.front() = transformForOrientation(orientation);
}
}
void clear()
{
absoluteTransforms.resize(1);
// Important!! Due to all the swapping, the first entry in the list is not necessarily
// the base matrix. We need to restore it.
absoluteTransforms.front() = scale(1);
individualTransforms.resize(1);
clipRectStack.clear();
glBlocks.clear();
ops.clear();
}
TransformStack()
{
reset();
individual.front() = absolute.front() = scale(1);
}