37 lines
969 B
C
37 lines
969 B
C
/*
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* Copyright (c) 2019 Jan Van Winkel <jan.van_winkel@dxplore.eu>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr.h>
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#include <lvgl.h>
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#include "lvgl_display.h"
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void lvgl_flush_cb_32bit(struct _disp_drv_t *disp_drv,
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const lv_area_t *area, lv_color_t *color_p)
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{
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const struct device *display_dev = (const struct device *)disp_drv->user_data;
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uint16_t w = area->x2 - area->x1 + 1;
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uint16_t h = area->y2 - area->y1 + 1;
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struct display_buffer_descriptor desc;
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desc.buf_size = w * 4U * h;
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desc.width = w;
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desc.pitch = w;
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desc.height = h;
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display_write(display_dev, area->x1, area->y1, &desc, (void *) color_p);
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lv_disp_flush_ready(disp_drv);
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}
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#ifndef CONFIG_LVGL_COLOR_DEPTH_32
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void lvgl_set_px_cb_32bit(struct _disp_drv_t *disp_drv,
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uint8_t *buf, lv_coord_t buf_w, lv_coord_t x, lv_coord_t y,
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lv_color_t color, lv_opa_t opa)
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{
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uint32_t *buf_xy = (uint32_t *)(buf + x * 4U + y * 4U * buf_w);
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*buf_xy = lv_color_to32(color);
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}
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#endif
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