int w_BezierCurve_renderSegment(lua_State *L)
{
BezierCurve *curve = luax_checkbeziercurve(L, 1);
double start = luaL_checknumber(L, 2);
double end = luaL_checknumber(L, 3);
int accuracy = luaL_optinteger(L, 4, 5);
std::vector<Vector> points;
luax_catchexcept(L, [&](){ points = curve->renderSegment(start, end, accuracy); });
lua_createtable(L, points.size()*2, 0);
for (size_t i = 0; i < points.size(); ++i)
{
lua_pushnumber(L, points[i].x);
lua_rawseti(L, -2, 2*i+1);
lua_pushnumber(L, points[i].y);
lua_rawseti(L, -2, 2*i+2);
}
return 1;
}
