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e68f847b PG |
1 | /* |
2 | * Copyright (C) 2008 Patrik Gornicz, Gornicz_P (at) hotmail (dot) com. | |
3 | * | |
4 | * This program is free software: you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation, either version 3 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | ||
054d658f | 18 | #include "entityManager.h" |
a483ed75 PG |
19 | #include "debug.h" |
20 | ||
33b8c69b | 21 | #include <set> |
5829cb66 | 22 | #include <SDL/SDL.h> |
33b8c69b | 23 | |
3bccd1d7 PG |
24 | #include "locks/Mutex.h" |
25 | #include "locks/Autolock.h" | |
26 | ||
054d658f PG |
27 | #include "Entities/Entity.h" |
28 | #include "Entities/Particle.h" | |
29 | #include "Entities/PhysicsEntity.h" | |
30 | ||
0ac1dc80 | 31 | #include "collisionManager.h" |
a823a800 | 32 | #include "effectManager.h" |
54fe85c5 | 33 | |
ad9f1fb6 | 34 | /// ***** Private Method Headers ***** |
617dcc71 | 35 | |
ad9f1fb6 PG |
36 | void updateParticles(float); |
37 | void updatePhysics(float); | |
f342ff31 PG |
38 | void clearUpParticles(); |
39 | void clearUpPhysics(); | |
ad9f1fb6 PG |
40 | |
41 | /// ***** Private Variables ***** | |
617dcc71 | 42 | |
f72f4a59 | 43 | typedef std::set<Particle*> setPart; |
ad9f1fb6 PG |
44 | setPart particles_To_Add; |
45 | setPart active_Particles; | |
46 | setPart particles_To_Remove; | |
ad9f1fb6 | 47 | |
f72f4a59 | 48 | typedef std::set<PhysicsEntity*> setPhys; |
ad9f1fb6 PG |
49 | setPhys physics_To_Add; |
50 | setPhys active_Physics; | |
51 | setPhys physics_To_Remove; | |
ad9f1fb6 | 52 | |
3bccd1d7 PG |
53 | Mutex particleSetLock; |
54 | Mutex physicsEntitySetLock; | |
5829cb66 | 55 | |
617dcc71 | 56 | /// ***** Initializers/Cleaners ***** |
ad9f1fb6 | 57 | |
d388f0ec | 58 | void manager::init() |
ad9f1fb6 | 59 | { |
3bccd1d7 PG |
60 | particleSetLock.init(); |
61 | physicsEntitySetLock.init(); | |
5829cb66 | 62 | |
54fe85c5 | 63 | collision::init(); |
ad9f1fb6 | 64 | } |
d388f0ec | 65 | void manager::clean() |
ad9f1fb6 | 66 | { |
54fe85c5 | 67 | collision::clean(); |
5829cb66 | 68 | |
3bccd1d7 PG |
69 | physicsEntitySetLock.clean(); |
70 | particleSetLock.clean(); | |
ad9f1fb6 PG |
71 | } |
72 | ||
617dcc71 PG |
73 | /// ***** Public Methods ***** |
74 | ||
d388f0ec | 75 | void manager::add(Entity* e) |
ad9f1fb6 PG |
76 | { |
77 | { | |
d388f0ec PG |
78 | Particle* p = dynamic_cast<Particle*>(e); |
79 | if( p != 0 ) | |
80 | { | |
81 | particles_To_Add.insert(p); | |
82 | return; | |
83 | } | |
ad9f1fb6 PG |
84 | } |
85 | ||
86 | { | |
d388f0ec PG |
87 | PhysicsEntity* p = dynamic_cast<PhysicsEntity*>(e); |
88 | if( p != 0 ) | |
89 | { | |
90 | physics_To_Add.insert(p); | |
91 | return; | |
92 | } | |
ad9f1fb6 PG |
93 | } |
94 | ||
ca2d526e | 95 | DPF(0, "ENTITY TYPE NOT SUPPORTED BY addEntity()!!"); |
ad9f1fb6 | 96 | } |
d388f0ec | 97 | void manager::remove(Entity* e) |
ad9f1fb6 PG |
98 | { |
99 | { | |
f342ff31 | 100 | Autolock lock( particleSetLock ); |
d388f0ec PG |
101 | Particle* p = dynamic_cast<Particle*>(e); |
102 | if( p != 0 ) | |
103 | { | |
104 | particles_To_Remove.insert(p); | |
105 | return; | |
106 | } | |
ad9f1fb6 PG |
107 | } |
108 | ||
109 | { | |
f342ff31 | 110 | Autolock lock( physicsEntitySetLock ); |
d388f0ec PG |
111 | PhysicsEntity* p = dynamic_cast<PhysicsEntity*>(e); |
112 | if( p != 0 ) | |
113 | { | |
114 | physics_To_Remove.insert(p); | |
115 | return; | |
116 | } | |
ad9f1fb6 PG |
117 | } |
118 | ||
ca2d526e | 119 | DPF(0, "ENTITY TYPE NOT SUPPORTED BY deleteEntity()!!"); |
ad9f1fb6 PG |
120 | } |
121 | ||
d388f0ec | 122 | void manager::handleInput() |
ad9f1fb6 | 123 | { |
a823a800 | 124 | effect::handleInput(); |
ad9f1fb6 | 125 | } |
d388f0ec | 126 | void manager::update(float time_step) |
ad9f1fb6 | 127 | { |
a823a800 PG |
128 | effect::update(time_step); |
129 | ||
ad9f1fb6 PG |
130 | updateParticles(time_step); |
131 | updatePhysics(time_step); | |
132 | } | |
d388f0ec | 133 | void manager::draw() |
ad9f1fb6 | 134 | { |
f342ff31 | 135 | clearUpParticles(); |
3bccd1d7 PG |
136 | { |
137 | Autolock lock( particleSetLock ); | |
3bccd1d7 | 138 | |
5829cb66 PG |
139 | // update active Particle*s |
140 | for( setPart::iterator it = active_Particles.begin(); | |
141 | it != active_Particles.end(); | |
142 | it++ ) | |
143 | { | |
144 | (*it)->draw(); | |
145 | } | |
3bccd1d7 PG |
146 | } |
147 | ||
f342ff31 | 148 | clearUpPhysics(); |
3bccd1d7 PG |
149 | { |
150 | Autolock lock( physicsEntitySetLock ); | |
3bccd1d7 | 151 | |
5829cb66 PG |
152 | // update active PhysicsEntity*s |
153 | for( setPhys::iterator it = active_Physics.begin(); | |
154 | it != active_Physics.end(); | |
155 | it++ ) | |
156 | { | |
157 | (*it)->draw(); | |
158 | } | |
3bccd1d7 | 159 | } |
ad9f1fb6 PG |
160 | } |
161 | ||
162 | /// ***** Private Methods ***** | |
617dcc71 | 163 | |
ad9f1fb6 PG |
164 | void updateParticles(float time_step) |
165 | { | |
f342ff31 | 166 | clearUpParticles(); |
ad9f1fb6 PG |
167 | |
168 | // update active Particle*s | |
169 | for( setPart::iterator it = active_Particles.begin(); | |
170 | it != active_Particles.end(); | |
171 | it++ ) | |
172 | { | |
173 | (*it)->update(time_step); | |
174 | } | |
175 | } | |
176 | void updatePhysics(float time_step) | |
177 | { | |
f342ff31 | 178 | clearUpPhysics(); |
ad9f1fb6 | 179 | |
54fe85c5 | 180 | // apply collision math |
2869e2e8 | 181 | collision::update(active_Physics); |
54fe85c5 | 182 | |
ad9f1fb6 PG |
183 | // update active PhysicsEntity*s |
184 | for( setPhys::iterator it = active_Physics.begin(); | |
185 | it != active_Physics.end(); | |
186 | it++ ) | |
187 | { | |
188 | (*it)->update(time_step); | |
189 | } | |
190 | } | |
f342ff31 PG |
191 | void clearUpParticles() |
192 | { | |
193 | Autolock lock( particleSetLock ); | |
194 | ||
195 | // add new Particle*s to Active | |
196 | for( setPart::iterator it = particles_To_Add.begin(); | |
197 | it != particles_To_Add.end(); | |
198 | it++ ) | |
199 | { | |
f342ff31 PG |
200 | active_Particles.insert(*it); |
201 | } | |
202 | particles_To_Add.clear(); | |
203 | ||
204 | // remove dead Particle*s from Active | |
205 | for( setPart::iterator it = particles_To_Remove.begin(); | |
206 | it != particles_To_Remove.end(); | |
207 | it++ ) | |
208 | { | |
f342ff31 PG |
209 | active_Particles.erase(*it); |
210 | } | |
211 | particles_To_Remove.clear(); | |
212 | } | |
213 | void clearUpPhysics() | |
214 | { | |
215 | Autolock lock( physicsEntitySetLock ); | |
216 | ||
217 | // add new PhysicsEntity*s to Active | |
218 | for( setPhys::iterator it = physics_To_Add.begin(); | |
219 | it != physics_To_Add.end(); | |
220 | it++ ) | |
221 | { | |
f342ff31 PG |
222 | active_Physics.insert(*it); |
223 | } | |
224 | physics_To_Add.clear(); | |
225 | ||
226 | // remove dead PhysicsEntity*s from Active | |
227 | for( setPhys::iterator it = physics_To_Remove.begin(); | |
228 | it != physics_To_Remove.end(); | |
229 | it++ ) | |
230 | { | |
f342ff31 PG |
231 | active_Physics.erase(*it); |
232 | } | |
233 | physics_To_Remove.clear(); | |
234 | } |