Method SetValue

src/newgrf_config.cpp:180–195

* Set the value of the given user-changeable parameter. * @param info The grf parameter info to set the value for. * @param value The new value. */

 * @param value The new value.
 */
void GRFConfig::SetValue(const GRFParameterInfo &info, uint32_t value)
{
	value = Clamp(value, info.min_value, info.max_value);

	/* Allocate the new parameter if it's not already present. */
	if (info.param_nr >= std::size(this->param)) this->param.resize(info.param_nr + 1);

	/* SB doesn't work correctly with nbits == 32, so handle that case here. */
	if (info.num_bit == 32) {
		this->param[info.param_nr] = value;
	} else {
		SB(this->param[info.param_nr], info.first_bit, info.num_bit, value);
	}

	SetWindowDirty(WC_GAME_OPTIONS, WN_GAME_OPTIONS_NEWGRF_STATE);
}

/**
 * Finalize Action 14 info after file scan is finished.