Sine wave added

This commit is contained in:
Stanislav N Mikhailov
2024-12-27 20:23:15 +03:00
parent 046a2abd11
commit e68cfb732f
2 changed files with 25 additions and 10 deletions
+23 -9
View File
@@ -10,21 +10,23 @@ int main() {
uint16_t blue = 0;
uint16_t summcolor=0;
uint32_t data;
int points_x[] = {0,50, 150, 250, 300,320};
int points_y[] = {0,200, 50, 50, 200,240};
size_t num_points = sizeof(points_x) / sizeof(points_x[0]);
// Точки для кривой Безье
int points_x[30];
int points_y[30];
size_t num_points = 30;
uint16_t color = reverse(0b0000011111100000);
stdio_init_all();
multicore_launch_core1(coreEntry); //Запускаю в ядре 1 процесс вывода на экран
int x=0;
while (x<50)
{
data = multicore_fifo_pop_blocking();
generate_sine_wave_points(points_x, points_y, num_points, 50, 1, x, HEIGHT / 2);
fillBufer(frame_buffer,reverse(0x4A69));//
draw_bezier(points_x, points_y, num_points, color);
multicore_fifo_push_blocking(0); //Экран 0 нарисован
red+=1;
sleep_ms(40);
multicore_fifo_push_blocking(0); //Экран 0 нарисован
x+=5;
}
while (1) {
tight_loop_contents();
@@ -48,3 +50,15 @@ unsigned short reverse(unsigned short x)
return x;
}
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) {
if (num_points == 0) {
return;
}
float step = (2.0f * M_PI * frequency) / (num_points - 1);
for (size_t i = 0; i < num_points; i++) {
points_x[i] = offset_x + i * (WIDTH / num_points);
points_y[i] = offset_y + (int)(amplitude * sinf(i * step));
}
}
+2 -1
View File
@@ -1,3 +1,4 @@
#include <stdio.h>
void fillBufer (uint16_t* buffer,uint16_t color);
unsigned short reverse(unsigned short x);
unsigned short reverse(unsigned short x);
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);