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Diffstat (limited to 'source/blender/simulation/intern/time_interval.hh')
-rw-r--r-- | source/blender/simulation/intern/time_interval.hh | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/source/blender/simulation/intern/time_interval.hh b/source/blender/simulation/intern/time_interval.hh new file mode 100644 index 00000000000..49600dd10de --- /dev/null +++ b/source/blender/simulation/intern/time_interval.hh @@ -0,0 +1,57 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef __SIM_TIME_INTERVAL_HH__ +#define __SIM_TIME_INTERVAL_HH__ + +#include "BLI_utildefines.h" + +namespace blender::sim { + +/** + * The start time is inclusive and the end time is exclusive. The duration is zero, the interval + * describes a single point in time. + */ +class TimeInterval { + private: + float start_; + float duration_; + + public: + TimeInterval(float start, float duration) : start_(start), duration_(duration) + { + BLI_assert(duration_ >= 0.0f); + } + + float start() const + { + return start_; + } + + float end() const + { + return start_ + duration_; + } + + float duration() const + { + return duration_; + } +}; + +} // namespace blender::sim + +#endif /* __SIM_TIME_INTERVAL_HH__ */ |