mirror of
https://github.com/stasenso/rp_pico_display_engine.git
synced 2026-06-26 21:32:41 +03:00
The sinusoid has been modified
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@@ -11,21 +11,37 @@ int main() {
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uint16_t summcolor=0;
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uint32_t data;
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// Точки для кривой Безье
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int points_x[30];
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int points_y[30];
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size_t num_points = 30;
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int points_x[60];
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int points_y[60];
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size_t num_points = 640;
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uint16_t color = reverse(0b0000011111100000);
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stdio_init_all();
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multicore_launch_core1(coreEntry); //Запускаю в ядре 1 процесс вывода на экран
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int x=0;
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while (x<50)
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float x=0.0;
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float freq=1.0;
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bool minmax=false;
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while (x<500)
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{
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data = multicore_fifo_pop_blocking();
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generate_sine_wave_points(points_x, points_y, num_points, 50, 1, x, HEIGHT / 2);
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fillBufer(frame_buffer,reverse(0x4A69));//
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draw_bezier(points_x, points_y, num_points, color);
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generate_sine_wave_points(num_points, 50, freq, 0, HEIGHT / 2,x);
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//draw_bezier(points_x, points_y, num_points, color);
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multicore_fifo_push_blocking(0); //Экран 0 нарисован
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x+=5;
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x+=0.03;
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if (minmax)
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{
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if (freq<=0.0){
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minmax=false;}
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else freq-=0.005;
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}
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else
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{
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if (freq>=10.0){
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minmax=true;}
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else freq+=0.005;
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}
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//sleep_ms(20);
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}
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while (1) {
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@@ -50,15 +66,17 @@ unsigned short reverse(unsigned short x)
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return x;
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}
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void generate_sine_wave_points(int *points_x, int *points_y, size_t num_points, int amplitude, int frequency, int offset_x, int offset_y) {
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void generate_sine_wave_points(size_t num_points, int amplitude, float frequency, int offset_x, int offset_y, float phase_shift) {
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if (num_points == 0) {
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return;
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}
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float step = (2.0f * M_PI * frequency) / (num_points - 1);
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float x_step = (float)WIDTH / (num_points - 1);
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for (size_t i = 0; i < num_points; i++) {
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points_x[i] = offset_x + i * (WIDTH / num_points);
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points_y[i] = offset_y + (int)(amplitude * sinf(i * step));
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int x = offset_x + (int)(i * x_step);
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int y = offset_y + (int)(amplitude * sinf(i * step + phase_shift)); // Добавлен сдвиг фазы
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set_pixel(x, y, reverse(0b0000011111100000));
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}
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}
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}
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@@ -1,4 +1,4 @@
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#include <stdio.h>
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void fillBufer (uint16_t* buffer,uint16_t color);
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unsigned short reverse(unsigned short x);
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void generate_sine_wave_points(int *points_x, int *points_y, size_t num_points, int amplitude, int frequency, int offset_x, int offset_y);
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void generate_sine_wave_points(size_t num_points, int amplitude, float frequency, int offset_x, int offset_y, float phase_shift);
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