76377f0176
This is a code refactor in preparation of supporting canvas
compositing. See {D12466}.
No functional changes, all canvases are at (0,0) position matching
tiled implementation.
Differential Revision: https://developer.blender.org/D12465
105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright 2012, Blender Foundation.
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*/
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#pragma once
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#include <string.h>
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#include "COM_ConstantOperation.h"
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#include "DNA_movieclip_types.h"
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#include "DNA_tracking_types.h"
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#include "BLI_listbase.h"
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#include "BLI_string.h"
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namespace blender::compositor {
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/**
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* Class with implementation of green screen gradient rasterization
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*/
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class TrackPositionOperation : public ConstantOperation {
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protected:
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MovieClip *m_movieClip;
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int m_framenumber;
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char m_trackingObjectName[64];
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char m_trackName[64];
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int m_axis;
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int m_position;
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int m_relativeFrame;
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bool m_speed_output;
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int m_width, m_height;
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float m_markerPos[2];
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float m_relativePos[2];
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float track_position_;
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bool is_track_position_calculated_;
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/**
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* Determine the output resolution. The resolution is retrieved from the Renderer
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*/
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void determine_canvas(const rcti &preferred_area, rcti &r_area) override;
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public:
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TrackPositionOperation();
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void setMovieClip(MovieClip *clip)
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{
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this->m_movieClip = clip;
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}
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void setTrackingObject(char *object)
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{
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BLI_strncpy(this->m_trackingObjectName, object, sizeof(this->m_trackingObjectName));
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}
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void setTrackName(char *track)
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{
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BLI_strncpy(this->m_trackName, track, sizeof(this->m_trackName));
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}
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void setFramenumber(int framenumber)
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{
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this->m_framenumber = framenumber;
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}
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void setAxis(int value)
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{
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this->m_axis = value;
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}
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void setPosition(int value)
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{
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this->m_position = value;
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}
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void setRelativeFrame(int value)
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{
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this->m_relativeFrame = value;
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}
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void setSpeedOutput(bool speed_output)
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{
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this->m_speed_output = speed_output;
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}
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void initExecution() override;
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void executePixelSampled(float output[4], float x, float y, PixelSampler sampler) override;
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const float *get_constant_elem() override;
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private:
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void calc_track_position();
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};
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} // namespace blender::compositor
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