OpenTTD-patches/src/bridge_signal_map.h
Jonathan G Rennison cbdd9f84d8 Merge branch 'master' into jgrpp
# Conflicts:
#	src/console_gui.cpp
#	src/lang/korean.txt
#	src/video/sdl2_v.cpp
#	src/video/sdl2_v.h
#	src/window.cpp
#	src/window_gui.h
2019-11-12 18:43:10 +00:00

81 lines
2.8 KiB
C++

/*
* 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 bridge_signal_map.h Map accessor functions for bridge signal simulation. */
#ifndef BRIDGE_SIGNAL_MAP_H
#define BRIDGE_SIGNAL_MAP_H
#include "tile_type.h"
#include "map_func.h"
#include "signal_type.h"
#include "core/bitmath_func.hpp"
#include <vector>
#include <unordered_map>
struct LongBridgeSignalStorage {
std::vector<uint64> signal_red_bits;
};
extern std::unordered_map<TileIndex, LongBridgeSignalStorage> _long_bridge_signal_sim_map;
SignalState GetBridgeEntranceSimulatedSignalStateExtended(TileIndex t, uint16 signal);
enum {
BRIDGE_M2_SIGNAL_STATE_COUNT = 11,
BRIDGE_M2_SIGNAL_STATE_FIELD_SIZE = 12,
BRIDGE_M2_SIGNAL_STATE_OFFSET = 4,
BRIDGE_M2_SIGNAL_STATE_EXT_FLAG = 0x8000,
};
static inline SignalState GetBridgeEntranceSimulatedSignalState(TileIndex t, uint16 signal)
{
if (signal < BRIDGE_M2_SIGNAL_STATE_COUNT) {
return GB(_m[t].m2, signal + BRIDGE_M2_SIGNAL_STATE_OFFSET, 1) ? SIGNAL_STATE_RED : SIGNAL_STATE_GREEN;
} else {
return GetBridgeEntranceSimulatedSignalStateExtended(t, signal);
}
}
void SetBridgeEntranceSimulatedSignalStateExtended(TileIndex t, uint16 signal, SignalState state);
static inline void SetBridgeEntranceSimulatedSignalState(TileIndex t, uint16 signal, SignalState state)
{
if (signal < BRIDGE_M2_SIGNAL_STATE_COUNT) {
SB(_m[t].m2, signal + BRIDGE_M2_SIGNAL_STATE_OFFSET, 1, (state == SIGNAL_STATE_RED) ? 1 : 0);
} else {
SetBridgeEntranceSimulatedSignalStateExtended(t, signal, state);
}
}
void SetAllBridgeEntranceSimulatedSignalsGreenExtended(TileIndex t);
static inline void SetAllBridgeEntranceSimulatedSignalsGreen(TileIndex t)
{
if (_m[t].m2 & BRIDGE_M2_SIGNAL_STATE_EXT_FLAG) {
SetAllBridgeEntranceSimulatedSignalsGreenExtended(t);
} else {
SB(_m[t].m2, BRIDGE_M2_SIGNAL_STATE_OFFSET, BRIDGE_M2_SIGNAL_STATE_FIELD_SIZE, 0);
}
}
void ClearBridgeEntranceSimulatedSignalsExtended(TileIndex t);
static inline void ClearBridgeEntranceSimulatedSignals(TileIndex t)
{
if (_m[t].m2 & BRIDGE_M2_SIGNAL_STATE_EXT_FLAG) {
ClearBridgeEntranceSimulatedSignalsExtended(t);
} else {
SB(_m[t].m2, BRIDGE_M2_SIGNAL_STATE_OFFSET, BRIDGE_M2_SIGNAL_STATE_FIELD_SIZE, 0);
}
}
void ClearBridgeSimulatedSignalMapping();
#endif /* BRIDGE_SIGNAL_MAP_H */