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64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
/*
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* \brief Texture representation
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* \author Norman Feske
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* \date 2013-12-30
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*/
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/*
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* Copyright (C) 2013-2017 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 Affero General Public License version 3.
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*/
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#ifndef _INCLUDE__OS__TEXTURE_H_
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#define _INCLUDE__OS__TEXTURE_H_
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#include <os/surface.h>
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namespace Genode {
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class Texture_base;
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template <typename PT> class Texture;
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}
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class Genode::Texture_base
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{
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private:
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Surface_base::Area _size;
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public:
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Texture_base(Surface_base::Area size) : _size(size) { }
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Surface_base::Area size() const { return _size; }
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};
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template <typename PT>
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class Genode::Texture : public Texture_base
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{
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private:
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PT *_pixel;
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unsigned char *_alpha;
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public:
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Texture(PT *pixel, unsigned char *alpha, Surface_base::Area size)
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: Texture_base(size), _pixel(pixel), _alpha(alpha) { }
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PT *pixel() { return _pixel; }
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PT const *pixel() const { return _pixel; }
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unsigned char *alpha() { return _alpha; }
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unsigned char const *alpha() const { return _alpha; }
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/**
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* Import rgba data line into texture
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*/
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inline void rgba(unsigned char const *rgba, size_t len, int y);
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};
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#endif /* _INCLUDE__OS__TEXTURE_H_ */
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