1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
|
/*
* 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 vehiclelist.cpp Lists of vehicles. */
#include "stdafx.h"
#include "train.h"
#include "vehiclelist.h"
#include "group.h"
#include "safeguards.h"
/**
* Pack a VehicleListIdentifier in a single uint32.
* @return The packed identifier.
*/
uint32 VehicleListIdentifier::Pack() const
{
byte c = this->company == OWNER_NONE ? 0xF : (byte)this->company;
assert(c < (1 << 4));
assert(this->vtype < (1 << 2));
assert(this->index < (1 << 20));
assert(this->type < VLT_END);
static_assert(VLT_END <= (1 << 3));
return c << 28 | this->type << 23 | this->vtype << 26 | this->index;
}
/**
* Unpack a VehicleListIdentifier from a single uint32.
* @param data The data to unpack.
* @return true iff the data was valid (enough).
*/
bool VehicleListIdentifier::UnpackIfValid(uint32 data)
{
byte c = GB(data, 28, 4);
this->company = c == 0xF ? OWNER_NONE : (CompanyID)c;
this->type = (VehicleListType)GB(data, 23, 3);
this->vtype = (VehicleType)GB(data, 26, 2);
this->index = GB(data, 0, 20);
return this->type < VLT_END;
}
/**
* Decode a packed vehicle list identifier into a new one.
* @param data The data to unpack.
*/
/* static */ VehicleListIdentifier VehicleListIdentifier::UnPack(uint32 data)
{
VehicleListIdentifier result;
bool ret = result.UnpackIfValid(data);
assert(ret);
return result;
}
/**
* Generate a list of vehicles inside a depot.
* @param type Type of vehicle
* @param tile The tile the depot is located on
* @param engines Pointer to list to add vehicles to
* @param wagons Pointer to list to add wagons to (can be nullptr)
* @param individual_wagons If true add every wagon to \a wagons which is not attached to an engine. If false only add the first wagon of every row.
*/
void BuildDepotVehicleList(VehicleType type, TileIndex tile, VehicleList *engines, VehicleList *wagons, bool individual_wagons)
{
engines->clear();
if (wagons != nullptr && wagons != engines) wagons->clear();
for (const Vehicle *v : Vehicle::Iterate()) {
/* General tests for all vehicle types */
if (v->type != type) continue;
if (v->tile != tile) continue;
switch (type) {
case VEH_TRAIN: {
const Train *t = Train::From(v);
if (t->IsArticulatedPart() || t->IsRearDualheaded()) continue;
if (t->track != TRACK_BIT_DEPOT) continue;
if (wagons != nullptr && t->First()->IsFreeWagon()) {
if (individual_wagons || t->IsFreeWagon()) wagons->push_back(t);
continue;
}
break;
}
default:
if (!v->IsInDepot()) continue;
break;
}
if (!v->IsPrimaryVehicle()) continue;
engines->push_back(v);
}
/* Ensure the lists are not wasting too much space. If the lists are fresh
* (i.e. built within a command) then this will actually do nothing. */
engines->shrink_to_fit();
if (wagons != nullptr && wagons != engines) wagons->shrink_to_fit();
}
/**
* Generate a list of vehicles based on window type.
* @param list Pointer to list to add vehicles to
* @param vli The identifier of this vehicle list.
* @return false if invalid list is requested
*/
bool GenerateVehicleSortList(VehicleList *list, const VehicleListIdentifier &vli)
{
list->clear();
switch (vli.type) {
case VL_STATION_LIST:
for (const Vehicle *v : Vehicle::Iterate()) {
if (v->type == vli.vtype && v->IsPrimaryVehicle()) {
for (const Order *order : v->Orders()) {
if ((order->IsType(OT_GOTO_STATION) || order->IsType(OT_GOTO_WAYPOINT) || order->IsType(OT_IMPLICIT))
&& order->GetDestination() == vli.index) {
list->push_back(v);
break;
}
}
}
}
break;
case VL_SHARED_ORDERS: {
/* Add all vehicles from this vehicle's shared order list */
const Vehicle *v = Vehicle::GetIfValid(vli.index);
if (v == nullptr || v->type != vli.vtype || !v->IsPrimaryVehicle()) return false;
for (; v != nullptr; v = v->NextShared()) {
list->push_back(v);
}
break;
}
case VL_GROUP_LIST:
if (vli.index != ALL_GROUP) {
for (const Vehicle *v : Vehicle::Iterate()) {
if (v->type == vli.vtype && v->IsPrimaryVehicle() &&
v->owner == vli.company && GroupIsInGroup(v->group_id, vli.index)) {
list->push_back(v);
}
}
break;
}
FALLTHROUGH;
case VL_STANDARD:
for (const Vehicle *v : Vehicle::Iterate()) {
if (v->type == vli.vtype && v->owner == vli.company && v->IsPrimaryVehicle()) {
list->push_back(v);
}
}
break;
case VL_DEPOT_LIST:
for (const Vehicle *v : Vehicle::Iterate()) {
if (v->type == vli.vtype && v->IsPrimaryVehicle()) {
for (const Order *order : v->Orders()) {
if (order->IsType(OT_GOTO_DEPOT) && !(order->GetDepotActionType() & ODATFB_NEAREST_DEPOT) && order->GetDestination() == vli.index) {
list->push_back(v);
break;
}
}
}
}
break;
default: return false;
}
list->shrink_to_fit();
return true;
}
|
