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Sine Wave Visualizer (Compatible with any terminal size)
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| // sinloop.c | |
| // Compile with '-lm' | |
| #include <stdio.h> | |
| #include <unistd.h> | |
| #include <stdbool.h> | |
| #include <math.h> | |
| #include <sys/ioctl.h> | |
| #define WIDTH wsize.ws_col | |
| struct winsize wsize; | |
| float d = 0; | |
| int r = 0; | |
| int main() { | |
| ioctl(STDOUT_FILENO, TIOCGWINSZ, &wsize); // Gets the window size | |
| int fill[WIDTH]; | |
| // Sets all elements of the array 'fill' to 0 | |
| for (int i = 0; i < WIDTH; i++) { | |
| fill[i] = 0; | |
| } | |
| while (1) { | |
| r = sin(d) * 10; | |
| fill[r + (WIDTH / 2)] = 1; | |
| for (int i = 0; i < WIDTH; i++) { | |
| if (fill[i]) { | |
| printf("O"); | |
| } else { | |
| printf(" "); | |
| } | |
| } | |
| // Sets all the elements of array 'fill' to 0 again | |
| for (int i = 0; i < WIDTH; i++) { | |
| fill[i] = 0; | |
| } | |
| printf("\n"); | |
| usleep(100000); // Sleep for one tenth of a second | |
| d += 0.5; | |
| } | |
| return 0; | |
| } |
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Will work only on Linux. (Or any Linux environment like Git Bash and Cygwin).
Change the
sin()function to acos()function to get a cosloop!