Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.
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/*
* Copyright (c) 2019 Jan Van Winkel <jan.van_winkel@dxplore.eu>
* Copyright 2023 NXP
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/kernel.h>
#include <lvgl.h>
#include "lvgl_display.h"
void lvgl_flush_cb_24bit(lv_display_t *display, const lv_area_t *area, uint8_t *px_map)
{
uint16_t w = area->x2 - area->x1 + 1;
uint16_t h = area->y2 - area->y1 + 1;
struct lvgl_display_flush flush;
flush.display = display;
flush.x = area->x1;
flush.y = area->y1;
flush.desc.buf_size = w * 3U * h;
flush.desc.width = w;
flush.desc.pitch = ROUND_UP(w * 3U, LV_DRAW_BUF_STRIDE_ALIGN) / 3U;
flush.desc.height = h;
flush.buf = (void *)px_map;
/* LVGL assumes BGR byte ordering, convert to RGB */
for (size_t i = 0; i < flush.desc.buf_size; i += 3) {
uint8_t tmp = px_map[i];
px_map[i] = px_map[i + 2];
px_map[i + 2] = tmp;
}
lvgl_flush_display(&flush);
}