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// consine.c - Displays a 2D sine pattern in the console
// Created by flarn2006
// License: Creative Commons BY-NC-SA 3.0

#include <curses.h>
#include <math.h>
#include <stdlib.h>

char levelchar(float value);

int main(int argc, const char *argv[]) {
	int x, y;
	int maxx, maxy;
	initscr();
	cbreak();
	noecho();
	getmaxyx(stdscr, maxy, maxx);
	
	for (y=0; y<=maxy; y++)
	for (x=0; x<=maxx; x++) {
		float fx = (float)x;
		float fy = (float)y;
		float value = fabsf(sin(fx/5.0)+sin(fy/2.5));
		value /= 2.0;
		char level = levelchar(value);
		mvaddch(y, x, level);
	}
	
	getch();
	endwin();
    return 0;
}

char levelchar(float value)
{
	const char *levels = "'.,-:;!|@#";
	int index = (int)(10*value) % 10;
	return levels[index];
}

1	-
1	+	// consine.c - Displays a 2D sine pattern in the console
2		// Created by flarn2006
3		// License: Creative Commons BY-NC-SA 3.0
4
5		#include <curses.h>
6		#include <math.h>
7		#include <stdlib.h>
8
9		char levelchar(float value);
10
11		int main(int argc, const char *argv[]) {
12		int x, y;
13		int maxx, maxy;
14		initscr();
15		cbreak();
16		noecho();
17		getmaxyx(stdscr, maxy, maxx);
18
19		for (y=0; y<=maxy; y++)
20		for (x=0; x<=maxx; x++) {
21		float fx = (float)x;
22		float fy = (float)y;
23		float value = fabsf(sin(fx/5.0)+sin(fy/2.5));
24		value /= 2.0;
25		char level = levelchar(value);
26		mvaddch(y, x, level);
27		}
28
29		getch();
30		endwin();
31		return 0;
32		}
33
34		char levelchar(float value)
35		{
36		const char *levels = "'.,-:;!\|@#";
37		int index = (int)(10*value) % 10;
38		return levels[index];
39		}