examples/draw3.c

/*
          __
         / /_______________  ____  ___
        / __/ ___/ ___/ __ \/ __ \/ _ \
       / /_(__  ) /__/ /_/ / /_/ /  __/
       \__/____/\___/\____/ .___/\___/
                         /_/

    draw3.c
    using getpixel/putpixel
*/

#include <tscope.h>

int main()
{
    // put some pixels on random positions on the screen
    float x, y;
    int i, j;
    for (i = 0; i < 20000; i++) {
        // x and y values: random from a normal distribution
        x = ax(ts_rnorm(0, .5));
        y = ay(ts_rnorm(0, .2));
        ts_putpixel(x, y);
    }
    ts_button(XMAX - 20, -YMAX + 20);

    // change the white pixels to red
    ts_fgcolor(RED);
    int color;
    for (i = -XMAX; i < XMAX; i++)
        for (j = -YMAX; j < YMAX; j++) {
            color = ts_getpixel(i, j);
            if (color == WHITE)
                ts_putpixel(i, j);
        }

    ts_button(XMAX - 20, -YMAX + 20);
    return 0;
}

END_OF_MAIN();
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