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