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https://github.com/portapack-mayhem/mayhem-firmware.git
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f941ae871a
* Custom waterfall gradient * Installing a custom waterfall gradient via fileman * default file for user friendly swap Co-authored-by: gullradriel <gullradriel@no-mail.com>
52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
/*
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* Copyright (C) 2025 Belousov Oleg
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*
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* This file is part of PortaPack.
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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 2, or (at your option)
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* 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; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GRADIENT_H__
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#define __GRADIENT_H__
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#include "ui.hpp"
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#include "file.hpp"
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#include <array>
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#include <cstdint>
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extern const std::filesystem::path default_gradient_file;
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class Gradient {
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public:
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std::array<ui::Color, 256> lut{};
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Gradient();
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void set_default();
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bool load_file(const std::filesystem::path& file_path);
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private:
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int16_t prev_index = 0;
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int16_t prev_r = 0;
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int16_t prev_g = 0;
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int16_t prev_b = 0;
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void step(int16_t index, int16_t r, int16_t g, int16_t b);
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};
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#endif /* __GRADIENT_H__ */
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