diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_MovieClipAttributeOperation.cc')
-rw-r--r-- | source/blender/compositor/operations/COM_MovieClipAttributeOperation.cc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cc b/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cc index a9f187258b2..e36e93984fb 100644 --- a/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cc +++ b/source/blender/compositor/operations/COM_MovieClipAttributeOperation.cc @@ -29,10 +29,21 @@ MovieClipAttributeOperation::MovieClipAttributeOperation() this->m_framenumber = 0; this->m_attribute = MCA_X; this->m_invert = false; + needs_resolution_to_get_constant_ = true; + is_value_calculated_ = false; } void MovieClipAttributeOperation::initExecution() { + if (!is_value_calculated_) { + calc_value(); + } +} + +void MovieClipAttributeOperation::calc_value() +{ + BLI_assert(this->get_flags().is_resolution_set); + is_value_calculated_ = true; if (this->m_clip == nullptr) { return; } @@ -83,4 +94,12 @@ void MovieClipAttributeOperation::determineResolution(unsigned int resolution[2] resolution[1] = preferredResolution[1]; } +const float *MovieClipAttributeOperation::get_constant_elem() +{ + if (!is_value_calculated_) { + calc_value(); + } + return &m_value; +} + } // namespace blender::compositor |