101 lines
3.2 KiB
C++
101 lines
3.2 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 2011, Blender Foundation.
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*/
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#ifndef __COM_SCALEOPERATION_H__
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#define __COM_SCALEOPERATION_H__
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#include "COM_NodeOperation.h"
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class BaseScaleOperation : public NodeOperation {
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public:
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void setSampler(PixelSampler sampler) { this->m_sampler = (int) sampler; }
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void setVariableSize(bool variable_size) { m_variable_size = variable_size; };
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protected:
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BaseScaleOperation();
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PixelSampler getEffectiveSampler(PixelSampler sampler) { return (m_sampler == -1) ? sampler : (PixelSampler) m_sampler; }
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int m_sampler;
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bool m_variable_size;
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};
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class ScaleOperation : public BaseScaleOperation {
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private:
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SocketReader *m_inputOperation;
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SocketReader *m_inputXOperation;
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SocketReader *m_inputYOperation;
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float m_centerX;
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float m_centerY;
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public:
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ScaleOperation();
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bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
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void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
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void initExecution();
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void deinitExecution();
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};
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class ScaleAbsoluteOperation : public BaseScaleOperation {
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SocketReader *m_inputOperation;
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SocketReader *m_inputXOperation;
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SocketReader *m_inputYOperation;
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float m_centerX;
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float m_centerY;
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public:
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ScaleAbsoluteOperation();
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bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
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void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
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void initExecution();
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void deinitExecution();
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};
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class ScaleFixedSizeOperation : public BaseScaleOperation {
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SocketReader *m_inputOperation;
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int m_newWidth;
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int m_newHeight;
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float m_relX;
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float m_relY;
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/* center is only used for aspect correction */
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float m_offsetX;
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float m_offsetY;
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bool m_is_aspect;
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bool m_is_crop;
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/* set from other properties on initialization,
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* check if we need to apply offset */
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bool m_is_offset;
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public:
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ScaleFixedSizeOperation();
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bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
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void determineResolution(unsigned int resolution[2], unsigned int preferredResolution[2]);
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void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
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void initExecution();
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void deinitExecution();
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void setNewWidth(int width) { this->m_newWidth = width; }
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void setNewHeight(int height) { this->m_newHeight = height; }
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void setIsAspect(bool is_aspect) { this->m_is_aspect = is_aspect; }
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void setIsCrop(bool is_crop) { this->m_is_crop = is_crop; }
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void setOffset(float x, float y) { this->m_offsetX = x; this->m_offsetY = y; }
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};
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#endif
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