This contains helper functions for converting (row,col) coordinates to single-byte addresses, assuming the keyboard has fewer than 256 keys.pull/389/head
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/* -*- mode: c++ -*-
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* Kaleidoscope-Qukeys -- Assign two keycodes to a single key
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* Copyright (C) 2017 Michael Richters
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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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#pragma once
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#include <Kaleidoscope.h>
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// Helper functions for converting between separate (row,col)
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// coordinates and a single-byte key number (addr). This works as long
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// as the keyboard has fewer than 256 keys.
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namespace kaleidoscope {
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namespace addr {
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inline uint8_t row(uint8_t key_addr) {
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return (key_addr / COLS);
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}
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inline uint8_t col(uint8_t key_addr) {
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return (key_addr % COLS);
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}
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inline uint8_t addr(uint8_t row, uint8_t col) {
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return ((row * COLS) + col);
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}
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} // namespace addr {
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} // namespace kaleidoscope {
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