float Joystick::getAxis(int axisindex) const
{
if (!isConnected() || axisindex < 0 || axisindex >= getAxisCount())
return 0;
return clampval(((float) SDL_JoystickGetAxis(joyhandle, axisindex))/32768.0f);
}
float Joystick::getAxis(int index, int axis)
{
if (!verifyJoystick(index))
return 0;
if (axis >= getNumAxes(index))
return 0;
return clampval(((float)SDL_JoystickGetAxis(joysticks[index], axis))/32768.0f);
}
float Joystick::getGamepadAxis(love::joystick::Joystick::GamepadAxis axis) const
{
if (!isConnected() || !isGamepad())
return 0.f;
SDL_GameControllerAxis sdlaxis;
if (!getConstant(axis, sdlaxis))
return 0.f;
Sint16 value = SDL_GameControllerGetAxis(controller, sdlaxis);
return clampval((float) value / 32768.0f);
}
int Joystick::getAxes(lua_State * L)
{
love::luax_assert_argc(L, 1, 1);
int index = (int)lua_tointeger(L, 1) - 1;
if (!verifyJoystick(index))
return 0;
int num = getNumAxes(index);
for (int i = 0; i<num; i++)
lua_pushnumber(L, clampval(((float)SDL_JoystickGetAxis(joysticks[index], i))/32768.0f));
return num;
}
std::vector<float> Joystick::getAxes() const
{
std::vector<float> axes;
int count = getAxisCount();
if (!isConnected() || count <= 0)
return axes;
axes.reserve(count);
for (int i = 0; i < count; i++)
axes.push_back(clampval(((float) SDL_JoystickGetAxis(joyhandle, i))/32768.0f));
return axes;
}
