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36 lines
1.0 KiB
C
36 lines
1.0 KiB
C
/*
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* \brief Interface of 2D-copy library
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* \author Norman Feske
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* \date 2007-10-10
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*/
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/*
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* Copyright (C) 2007-2011 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _INCLUDE__BLIT__BLIT_H_
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#define _INCLUDE__BLIT__BLIT_H_
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/**
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* Blit memory from source buffer to destination buffer
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*
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* \param src address of source buffer
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* \param src_w line length of source buffer in bytes
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* \param dst address of destination buffer
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* \param dst_w line length of destination buffer in bytes
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* \param w number of bytes per line to copy
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* \param h number of lines to copy
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*
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* This function works at a granularity of 16bit.
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* If the source and destination overlap, the result
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* of the copy operation is not defined.
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*/
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extern "C" void blit(void *src, unsigned src_w,
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void *dst, unsigned dst_w,
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int w, int h);
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#endif /* _INCLUDE__BLIT__BLIT_H_ */
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