Esempi in C++ (Cpp) per G_bresenham_line

Esempio n. 1

File: raster.c Progetto: imincik/pkg-grass

static int cont(int x, int y)
{
    if (cur_x < 0 && x < 0)
	goto set;
    if (cur_y < 0 && y < 0)
	goto set;
    if (cur_x >= page.cols && x >= page.cols)
	goto set;
    if (cur_y >= page.rows && y >= page.rows)
	goto set;

    G_bresenham_line(cur_x, cur_y, x, y, dot);

  set:
    move(x, y);

    return 0;
}

Esempio n. 2

File: raster.c Progetto: AsherBond/MondocosmOS

static int cont(int x, int y)
{
    if (cur_x < 0 && x < 0) {
	move(x, y);
	return 0;
    }
    if (cur_y < 0 && y < 0) {
	move(x, y);
	return 0;
    }
    if (cur_x >= page.cols && x >= page.cols) {
	move(x, y);
	return 0;
    }
    if (cur_y >= page.rows && y >= page.rows) {
	move(x, y);
	return 0;
    }

    G_bresenham_line(cur_x, cur_y, x, y, dot);
    move(x, y);

    return 0;
}