Undertale Yellow script viewer

function d3d_draw_wall(arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8)

{

    var __x1 = arg0;

    var __y1 = arg1;

    var __z1 = arg2;

    var __x2 = arg3;

    var __y2 = arg4;

    var __z2 = arg5;

    var __tex = arg6;

    var __hrepeat = arg7;

    var __vrepeat = arg8;

    var __xdiff = __x2 - __x1;

    var __ydiff = __y2 - __y1;

    var __lsquared = (__xdiff * __xdiff) + (__ydiff * __ydiff);

    if (__lsquared == 0)

        return 0;

    var __l = sqrt(__lsquared);

    var __nx = __ydiff / __l;

    var __ny = -__xdiff / __l;

    var __oldrep = gpu_get_texrepeat();

    gpu_set_texrepeat(true);

    d3d_primitive_begin_texture(6, __tex);

    d3d_vertex_normal_texture(__x1, __y1, __z1, __nx, __ny, 0, 0, 0);

    d3d_vertex_normal_texture(__x2, __y2, __z1, __nx, __ny, 0, __hrepeat, 0);

    d3d_vertex_normal_texture(__x2, __y2, __z2, __nx, __ny, 0, __hrepeat, __vrepeat);

    d3d_vertex_normal_texture(__x1, __y1, __z2, __nx, __ny, 0, 0, __vrepeat);

    d3d_primitive_end();

    gpu_set_texrepeat(__oldrep);

}