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
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
#include <stdlib.h>
#include <stdio.h>
#include <units.h>
#include <string.h>
#include <vec.h>
#include <jsonparse.h>
void army_grid_init(army *ar) {
if (ar->grid != NULL) free(ar->grid);
ar->grid = (unit**)malloc(sizeof(unit*)*ar->sx*ar->sy);
memset(ar->grid, NULL, sizeof(unit*)*ar->sx*ar->sy);
for (int i=0; i<ar->uslen; i++) {
unit *u = ar->us+i;
// not using ptoi, don't have map, why have map anyway?
ar->grid[ar->sx*u->gridpos[1]+u->gridpos[0]] = u;
}
}
void army_init (army *ar, map *m) {
ar->uslen = 0;
ar->sx = m->sx; ar->sy = m->sy;
strcpy(ar->name, "-");
army_grid_init(ar);
}
void army_destory(army *ar) {
free(ar->grid);
}
void unit_init (infos *info, army *ar, map *m,
int x, int y, info_unit *iu, int owner, unit *u)
{
u->pos[0] = x*m->ts; u->pos[1] = y*m->ts;
u->gridpos[0] = x; u->gridpos[1] = y;
u->info = *iu;
u->owner = owner;
u->hp = info_unit_get_health(info, iu);
u->move_points = 0;
u->charge = info_unit_get_capacity(info, iu);
for (int i=0; i<8; u->cooldown[i] = 1, i++);
}
void army_spawn (army *ar, map *m, unit u) {
ar->us[ar->uslen] = u;
ar->grid[ptoi(m, u.gridpos)] = ar->us+ar->uslen;
ar->uslen++;
}
void unit_move (army *ar, map *m, unit *u, int *dest) {
ar->grid[ptoi(m, u->gridpos)] = NULL;
u->gridpos[0] = dest[0];
u->gridpos[1] = dest[1];
ar->grid[ptoi(m, u->gridpos)] = u;
u->pos[0] = dest[0]*m->ts;
u->pos[1] = dest[1]*m->ts;
}
void unit_remove (army *ar, map *m, unit *u) {
unit *t = ar->us+ar->uslen-1;
int ux = u->gridpos[0], uy = u->gridpos[1];
int tx = t->gridpos[0], ty = t->gridpos[1];
*u = *t;
ar->uslen--;
ar->grid[xytoi(m, tx, ty)] = u;
ar->grid[xytoi(m, ux, uy)] = NULL;
}
void unit_dead (army *ar, map *m, unit *u) {
ar->grid[ptoi(m, u->gridpos)] = NULL;
}
void unit_search (infos *info, army *ar, map *m, unit *u,
unit **t, float range)
{
for (int f=0; f<32; t[f] = NULL, f++);
int mult[4][2] = { {1, 1},{1,-1},{-1,-1},{-1,1} }, x, y, dx, dy, tmp;
for (int r=1; r<range*1.42 && *t==NULL; r++) {
for (int k=0; k<4 && *t==NULL; k++) {
for (int j=0; j<r && *t==NULL; j++) {
if (k%2==1) { // invert them if k=1 || k=3
dx = (j)*mult[k][0]; dy = (r-j)*mult[k][1];
} else {
dx = (r-j)*mult[k][0]; dy = (j)*mult[k][1];
}
x = u->gridpos[0]+dx; y = u->gridpos[1]+dy;
//printf(" (%d, %d) -> (%d, %d), %d, %d, %d\n", u->gridpos[0], u->gridpos[1], x, y, r, k, j);
if (!(x>=0 && y>=0 && x<m->sx && y<m->sy)) continue; // oob
*t = ar->grid[xytoi(m, x, y)];
if (*t!=NULL && (*t)->owner == u->owner) *t = NULL; // owner check
if (*t!=NULL && (*t)->hp <= 0) *t = NULL; // owner check
if (*t!=NULL) {
// range check
float diff[2] = {
u->gridpos[0] - (*t)->gridpos[0],
u->gridpos[1] - (*t)->gridpos[1]
}; float mag = vec2_mag2(diff);
if (mag > range*range) *t = NULL;
}
}}}
}
typedef struct { unit *u; int *dir; int done; } mcom;
int army_move_step (infos *info, army *ar, map *m) {
int dirs[4][2] = { {1, 0},{0, 1},{-1,0},{0,-1} };
mcom mcs[ar->uslen];
int mclen = 0;
float diff[2];
int orders = 0;
// planning
for (int i=0; i<ar->uslen; i++) {
unit *u = ar->us+i;
if (u->move_points <= 0) continue;
if (u->hp <= 0) continue;
if (u->charge <= 0) continue;
// search target inside max range
unit *t[32];
float maxrange = info_unit_get_maxrange(info, &u->info);
unit_search(info, ar, m, u, t, maxrange);
// stop if found
if (t[0] != NULL) { continue; }
// search target
unit_search(info, ar, m, u, t, 100);
if (t[0] != NULL) {
// in range to move
diff[0] = u->gridpos[0] - t[0]->gridpos[0];
diff[1] = u->gridpos[1] - t[0]->gridpos[1];
if (vec2_mag(diff) > /*info->units[u->who].range*/1) {
// movement command issued
float dist[4] = { 9999, 9999, 9999, 9999 };
for (int j=0; j<4; j++) {
diff[0] = u->gridpos[0]+dirs[j][0]
- t[0]->gridpos[0];
diff[1] = u->gridpos[1]+dirs[j][1]
- t[0]->gridpos[1];
dist[j] = vec2_mag(diff);
}
float min = dist[0]; int minj = 0;
for (int j=1; j<4; j++) {
if (dist[j] < min) { min = dist[j]; minj = j; }
}
mcs[mclen].u = u;
mcs[mclen].dir = dirs[minj];
mcs[mclen].done = 0;
mclen++;
}
}
}
// execution
int sum = 0, lastsum = -1, step = 0;
for (; step<MAXSOLVESTEPS; step++) {
if (sum == lastsum) { break; }
lastsum = sum;
sum = 0;
for (int i=0; i<mclen; i++) {
int dest[2] = {
mcs[i].u->gridpos[0]+mcs[i].dir[0],
mcs[i].u->gridpos[1]+mcs[i].dir[1]
};
if (!mcs[i].done && ar->grid[ptoi(m, dest)] == NULL) {
unit_move(ar, m, mcs[i].u, dest);
mcs[i].done = 1;
mcs[i].u->move_points -= 1;
orders++;
}
sum += mcs[i].done;
}
}
if (step == MAXSOLVESTEPS) { printf("army: max steps reached\n"); }
if (orders > 0) return 0;
else return 1;
}
int army_move (infos *info, army *ar, map *m) {
for (int i=0; i<ar->uslen; i++) {
ar->us[i].move_points += info_unit_get_speed(info, &ar->us[i].info);
}
int iter = 0, finished = army_move_step(info, ar, m);
for (; iter<5 && !finished; iter++) {
finished = army_move_step(info, ar, m);
}
return iter;
}
int army_fire (infos *info, army *ar, map *m) {
for (int i=0; i<ar->uslen; i++) {
unit *u = ar->us+i;
int lw = u->info.levels[LEVEL_CHASSIS];
for (int j=0; j<info->chassis[u->info.chassis].slot_weapon[lw]; j++) {
u->cooldown[j] += 1;
}
}
struct dmg { unit *u; float dam; } dmgs[1024*8]; int dmgslen = 0;
unit *t[32];
for (int i=0; i<ar->uslen; i++) {
unit *u = ar->us+i;
if (u->hp <= 0) continue;
if (u->charge <= 0) continue;
int lw = u->info.levels[LEVEL_CHASSIS];
for (int j=0; j<info->chassis[u->info.chassis].slot_weapon[lw]; j++) {
if (u->info.weapons[j] == -1) continue;
if (u->cooldown[j] <= 0) continue;
float range = info_unit_get_range(info, &u->info, j);
unit_search(info, ar, m, u, t, range);
if (t[0]!=NULL) {
dmgs[dmgslen].u = t[0];
dmgs[dmgslen].dam = info_unit_get_damage_target(
info, &u->info, j, &t[0]->info);
dmgslen++;
u->cooldown[j] -= info_unit_get_cooldown(info, &u->info, j);
u->charge -= info_unit_get_charge_per_shot(info, &u->info, j);
if (u->charge < 0) u->charge = 0;
}
}
}
for (int i=0; i<dmgslen; i++) {
dmgs[i].u->hp -= dmgs[i].dam;
if (dmgs[i].u->hp <= 0) {
unit_dead(ar, m, dmgs[i].u);
}
}
return dmgslen;
}
void army_upkeep (infos *info, army *ar, map *m) {
// battery drain or recharge
for (int i=0; i<ar->uslen; i++) {
unit *u = ar->us+i;
if (u->hp <= 0) continue;
u->charge -= info_unit_get_upkeep(info, &u->info);
if (u->charge < 0) u->charge = 0;
}
}
|
