75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef STARK_GFX_BITMAP_H
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#define STARK_GFX_BITMAP_H
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#include "common/hash-str.h"
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namespace Graphics {
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struct PixelFormat;
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struct Surface;
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}
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namespace Stark {
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namespace Gfx {
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/**
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* An abstract bitmap
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*/
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class Bitmap {
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public:
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Bitmap() : _width(0), _height(0) {}
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virtual ~Bitmap() {}
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enum SamplingFilter {
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kNearest,
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kLinear
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};
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/** Make the texture active */
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virtual void bind() const = 0;
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/** Define or update the texture pixel data */
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virtual void update(const Graphics::Surface *surface, const byte *palette = nullptr) = 0;
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/** Set the filter used when sampling the texture */
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virtual void setSamplingFilter(SamplingFilter filter) = 0;
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/** Get the most ideal pixel format for uploading to a texture */
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virtual Graphics::PixelFormat getBestPixelFormat() const = 0;
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/** Get the texture width */
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uint32 width() const { return _width; }
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/** Get the texture height */
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uint32 height() const { return _height; }
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protected:
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uint32 _width;
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uint32 _height;
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};
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} // End of namespace Gfx
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} // End of namespace Stark
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#endif // STARK_GFX_BITMAP_H
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