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Location: cpp/openttd-patchpack/source/src/cmd_helper.h - annotation
r16678:2818a897de36
1.1 KiB
text/x-c
(svn r21420) -Fix: admins were always given the stats of company 0
r6134:aa2aee9f9144 r6134:aa2aee9f9144 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r12768:980ae0491352 r9111:983de9c5a848 r9111:983de9c5a848 r6134:aa2aee9f9144 r6134:aa2aee9f9144 r6134:aa2aee9f9144 r14983:545266d14bef r6134:aa2aee9f9144 r14994:b24d36ab6c4f r6134:aa2aee9f9144 r11363:6906c490a00e r14994:b24d36ab6c4f r14994:b24d36ab6c4f r14994:b24d36ab6c4f r15027:bb71fdfcc554 r15027:bb71fdfcc554 r6134:aa2aee9f9144 r6134:aa2aee9f9144 r6134:aa2aee9f9144 | /* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file cmd_helper.h Helper functions to extract data from command parameters. */
#ifndef CMD_HELPER_H
#define CMD_HELPER_H
#include "core/enum_type.hpp"
template<typename T, uint S, uint N, typename U> static inline T Extract(U v)
{
/* Check if there are enough bits in v */
assert_tcompile(N == EnumPropsT<T>::num_bits);
assert_tcompile(S + N <= sizeof(U) * 8);
assert_tcompile(EnumPropsT<T>::end <= (1 << N));
U masked = GB(v, S, N);
return IsInsideMM(masked, EnumPropsT<T>::begin, EnumPropsT<T>::end) ? (T)masked : EnumPropsT<T>::invalid;
}
#endif
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