From 344aca3b1bf2718904455ea6cef1ffd8bedf51a6 Mon Sep 17 00:00:00 2001 From: Manuel Castilla Date: Mon, 23 Aug 2021 15:30:18 +0200 Subject: Compositor: Full frame distort nodes Adds full frame implementation to "Displace", "Crop", "Flip", "Plane Track Deform", "Corner Pin", "Movie Distortion", "Lens Distortion" and "Map UV" nodes. The other nodes in "Distort" sub-menu are implemented separately in other commits. No functional changes. Part of T88150. Reviewed By: jbakker Differential Revision: https://developer.blender.org/D12166 --- .../compositor/operations/COM_FlipOperation.cc | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) (limited to 'source/blender/compositor/operations/COM_FlipOperation.cc') diff --git a/source/blender/compositor/operations/COM_FlipOperation.cc b/source/blender/compositor/operations/COM_FlipOperation.cc index 8afbec4ddbe..d0dc6c0b570 100644 --- a/source/blender/compositor/operations/COM_FlipOperation.cc +++ b/source/blender/compositor/operations/COM_FlipOperation.cc @@ -75,4 +75,42 @@ bool FlipOperation::determineDependingAreaOfInterest(rcti *input, return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output); } +void FlipOperation::get_area_of_interest(const int input_idx, + const rcti &output_area, + rcti &r_input_area) +{ + BLI_assert(input_idx == 0); + UNUSED_VARS_NDEBUG(input_idx); + if (this->m_flipX) { + const int w = (int)this->getWidth() - 1; + r_input_area.xmax = (w - output_area.xmin) + 1; + r_input_area.xmin = (w - output_area.xmax) - 1; + } + else { + r_input_area.xmin = output_area.xmin; + r_input_area.xmax = output_area.xmax; + } + if (this->m_flipY) { + const int h = (int)this->getHeight() - 1; + r_input_area.ymax = (h - output_area.ymin) + 1; + r_input_area.ymin = (h - output_area.ymax) - 1; + } + else { + r_input_area.ymin = output_area.ymin; + r_input_area.ymax = output_area.ymax; + } +} + +void FlipOperation::update_memory_buffer_partial(MemoryBuffer *output, + const rcti &area, + Span inputs) +{ + const MemoryBuffer *input_img = inputs[0]; + for (BuffersIterator it = output->iterate_with({}, area); !it.is_end(); ++it) { + const int nx = this->m_flipX ? ((int)this->getWidth() - 1) - it.x : it.x; + const int ny = this->m_flipY ? ((int)this->getHeight() - 1) - it.y : it.y; + input_img->read_elem(nx, ny, it.out); + } +} + } // namespace blender::compositor -- cgit v1.2.3