mirror of
https://github.com/stasenso/rp_pico_display_engine.git
synced 2026-10-26 01:23:33 +03:00
55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
#include "pico/stdlib.h"
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#include "display/display.h"
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#include "display/renderer.h"
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#define WIDTH 320
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#define HEIGHT 240
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static void on_frame_done(void)
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{
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// В режиме SAFE смена буферов выполняется внутри submit()
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display_submit();
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}
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int main()
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{
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stdio_init_all();
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display_config_t cfg = {
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.width = WIDTH,
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.height = HEIGHT,
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.buffer_count = 1,
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.mode = DISPLAY_MODE_SAFE,
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.frame_done_cb = on_frame_done
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};
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display_init(&cfg);
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display_submit(); /* Запускаем конвейер кадра */
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float phase = 0.0f;
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render_ctx_t rc;
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while (1)
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{
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display_poll();
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/* SAFE + 1 буфер: ожидание освобождения внутри display_get_draw_buffer() */
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uint16_t* buf = display_get_draw_buffer();
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render_begin(&rc, buf, WIDTH, HEIGHT);
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render_clear(&rc, 0x10A2);
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render_grid(&rc, 20, 20, 40, 0x5ACB);
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render_sine_wave(&rc, WIDTH, 50, 2.0f, 0, HEIGHT / 2, phase, 0xF800);
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phase += 0.08f;
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if (phase > 6.2831853f)
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{
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phase -= 6.2831853f;
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}
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}
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}
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