64 lines
1.5 KiB
Text
64 lines
1.5 KiB
Text
/**
|
|
* PANDA 3D SOFTWARE
|
|
* Copyright (c) Carnegie Mellon University. All rights reserved.
|
|
*
|
|
* All use of this software is subject to the terms of the revised BSD
|
|
* license. You should have received a copy of this license along
|
|
* with this source code in a file named "LICENSE."
|
|
*
|
|
* @file pipeline.I
|
|
* @author drose
|
|
* @date 2002-02-21
|
|
*/
|
|
|
|
/**
|
|
* Returns a pointer to the global render pipeline.
|
|
*/
|
|
INLINE Pipeline *Pipeline::
|
|
get_render_pipeline() {
|
|
if (_render_pipeline == nullptr) {
|
|
make_render_pipeline();
|
|
}
|
|
return _render_pipeline;
|
|
}
|
|
|
|
/**
|
|
* Ensures that at least the indicated number of stages are in the pipeline.
|
|
*/
|
|
INLINE void Pipeline::
|
|
set_min_stages(int min_stages) {
|
|
set_num_stages(std::max(min_stages, get_num_stages()));
|
|
}
|
|
|
|
/**
|
|
* Returns the number of stages required for the pipeline.
|
|
*/
|
|
INLINE int Pipeline::
|
|
get_num_stages() const {
|
|
return _num_stages;
|
|
}
|
|
|
|
#ifdef THREADED_PIPELINE
|
|
/**
|
|
* Returns the number of PipelineCyclers in the universe that reference this
|
|
* Pipeline object.
|
|
*/
|
|
INLINE int Pipeline::
|
|
get_num_cyclers() const {
|
|
MutexHolder holder(_lock);
|
|
return _num_cyclers;
|
|
}
|
|
#endif // THREADED_PIPELINE
|
|
|
|
#ifdef THREADED_PIPELINE
|
|
/**
|
|
* Returns the number of PipelineCyclers in the universe that reference this
|
|
* Pipeline object and are currently marked "dirty"; that is, there is a
|
|
* difference in pointer value between some of their stages.
|
|
*/
|
|
INLINE int Pipeline::
|
|
get_num_dirty_cyclers() const {
|
|
MutexHolder holder(_lock);
|
|
return _num_dirty_cyclers;
|
|
}
|
|
#endif // THREADED_PIPELINE
|