diff options
author | Manuel Castilla <manzanillawork@gmail.com> | 2021-09-04 16:23:47 +0300 |
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committer | Manuel Castilla <manzanillawork@gmail.com> | 2021-09-04 18:06:01 +0300 |
commit | d84c79a218e63d0d752d918e2c1cbcc2f90fd35e (patch) | |
tree | 13d078db89900ffa8401bc0b8a9d075ad8e5dab3 /source/blender/compositor/operations/COM_MapRangeOperation.cc | |
parent | 9d7cb5c4a1158266d2f8caa1fc19be2a00fdf101 (diff) |
Compositor: Full frame vector nodes
Adds full frame implementation to Map Range, Map Value, Normal and
Normalize nodes. The other nodes in "Vector" sub-menu are submitted
separately.
Part of T88150.
Reviewed By: jbakker
Differential Revision: https://developer.blender.org/D12233
Diffstat (limited to 'source/blender/compositor/operations/COM_MapRangeOperation.cc')
-rw-r--r-- | source/blender/compositor/operations/COM_MapRangeOperation.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MapRangeOperation.cc b/source/blender/compositor/operations/COM_MapRangeOperation.cc index ada3cd6f159..82fb033bf24 100644 --- a/source/blender/compositor/operations/COM_MapRangeOperation.cc +++ b/source/blender/compositor/operations/COM_MapRangeOperation.cc @@ -30,6 +30,7 @@ MapRangeOperation::MapRangeOperation() this->addOutputSocket(DataType::Value); this->m_inputOperation = nullptr; this->m_useClamp = false; + flags.can_be_constant = true; } void MapRangeOperation::initExecution() @@ -104,4 +105,43 @@ void MapRangeOperation::deinitExecution() this->m_destMaxOperation = nullptr; } +void MapRangeOperation::update_memory_buffer_partial(MemoryBuffer *output, + const rcti &area, + Span<MemoryBuffer *> inputs) +{ + for (BuffersIterator<float> it = output->iterate_with(inputs, area); !it.is_end(); ++it) { + const float source_min = *it.in(1); + const float source_max = *it.in(2); + if (fabsf(source_max - source_min) < 1e-6f) { + it.out[0] = 0.0f; + continue; + } + + float value = *it.in(0); + const float dest_min = *it.in(3); + const float dest_max = *it.in(4); + if (value >= -BLENDER_ZMAX && value <= BLENDER_ZMAX) { + value = (value - source_min) / (source_max - source_min); + value = dest_min + value * (dest_max - dest_min); + } + else if (value > BLENDER_ZMAX) { + value = dest_max; + } + else { + value = dest_min; + } + + if (m_useClamp) { + if (dest_max > dest_min) { + CLAMP(value, dest_min, dest_max); + } + else { + CLAMP(value, dest_max, dest_min); + } + } + + it.out[0] = value; + } +} + } // namespace blender::compositor |