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https://github.com/kevinbentley/Descent3.git
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61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
/*
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* Descent 3
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* Copyright (C) 2024 Descent Developers
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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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#ifndef DESCENT3_NEWBITMAP_H
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#define DESCENT3_NEWBITMAP_H
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#include <cstdint>
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#include <memory>
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enum class PixelDataFormat {
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Unknown,
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RGBA32
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};
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class NewBitmap {
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private:
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uint32_t _w, _h;
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PixelDataFormat _format;
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bool _flippedY;
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std::unique_ptr<uint8_t[]> _data;
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static std::unique_ptr<uint8_t[]> allocateData(uint32_t w, uint32_t h, PixelDataFormat format);
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[[nodiscard]] uint32_t getStride() const;
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public:
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/// Creates a new bitmap of size "w * h" and the specified format. Will allocate enough memory to store it.
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NewBitmap(uint32_t w, uint32_t h, PixelDataFormat format, bool flippedY = false);
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void getSize(uint32_t &w, uint32_t &h) const {
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w = _w;
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h = _h;
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}
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/// @returns raw pointer to image data
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[[nodiscard]] uint8_t *getData() const { return _data.get(); }
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/// @returns number of components for the bitmap format (i.e. 4 for "RGBA")
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[[nodiscard]] uint32_t getNumComponents() const;
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/// @returns true on success, false otherwise
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bool saveAsPNG(const char* filePath);
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};
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#endif // DESCENT3_NEWBITMAP_H
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