Anti-aliasing en 3D

/*
*
*  draw_line_antialiased( x1, y1, x2, y2, color, alpha )
*
*  Dessine une ligne partant du point x1;y1 vers le point x2;y2 de couleur color et d'alpha alpha
*
*
*/



if (!variable_global_exists("LINESPR"))
    {
    draw_clear(c_white)
    draw_point_color(0,1,make_color(127.5,127.5,127.5));
    variable_global_set("LINESPR", sprite_create_from_screen(0,0,1,3,0,1,0,1,0,1));
    }

if (!variable_global_exists("LINESPR"))
    {
    draw_clear(0)
    draw_point_color(0,1,c_white);
    variable_global_set("WLINESPR", sprite_create_from_screen(0,0,1,3,0,1,0,1,0,1)); 
    }
   
if argument4 != c_white {
linespr = variable_global_get("LINESPR");
}else
{
linespr = variable_global_get("WLINESPR");
}

texture_set_interpolation(1);

draw_sprite_ext(variable_global_get("LINESPR"),0,argument0,argument1,point_distance(argument0,argument1,argument2,argument3),1,point_direction(argument0,argument1,argument2,argument3),argument4,argument5)

texture_set_interpolation(0);