82 lines
2.3 KiB
C++
82 lines
2.3 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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#ifndef __COM_KEYINGSCREENOPERATION_H__
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#define __COM_KEYINGSCREENOPERATION_H__
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#include <string.h>
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#include "COM_NodeOperation.h"
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#include "DNA_movieclip_types.h"
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#include "BLI_listbase.h"
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#include "BLI_string.h"
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extern "C" {
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# include "BLI_voronoi_2d.h"
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}
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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 KeyingScreenOperation : public NodeOperation {
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protected:
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typedef struct TriangulationData {
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VoronoiTriangulationPoint *triangulated_points;
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int (*triangles)[3];
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int triangulated_points_total, triangles_total;
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rcti *triangles_AABB;
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} TriangulationData;
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typedef struct TileData {
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int *triangles;
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int triangles_total;
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} TileData;
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MovieClip *m_movieClip;
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int m_framenumber;
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TriangulationData *m_cachedTriangulation;
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char m_trackingObject[64];
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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 determineResolution(unsigned int resolution[2], unsigned int preferredResolution[2]);
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TriangulationData *buildVoronoiTriangulation();
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public:
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KeyingScreenOperation();
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void initExecution();
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void deinitExecution();
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void *initializeTileData(rcti *rect);
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void deinitializeTileData(rcti *rect, void *data);
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void setMovieClip(MovieClip *clip) {this->m_movieClip = clip;}
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void setTrackingObject(const char *object) { BLI_strncpy(this->m_trackingObject, object, sizeof(this->m_trackingObject)); }
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void setFramenumber(int framenumber) {this->m_framenumber = framenumber;}
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void executePixel(float output[4], int x, int y, void *data);
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};
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#endif
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