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comparison weather.c @ 18:5937504619f2

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rename game.h -> modules.h; added some error handling; and more
author meillo@marmaro.de
date Wed, 23 Jul 2008 17:40:55 +0200
parents 5e6c9260913a
children
comparison
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17:5e6c9260913a 18:5937504619f2
1 #include <stdio.h> 1 #include <stdio.h>
2 #include <stdlib.h> 2 #include <stdlib.h>
3 #include <time.h> 3 #include <time.h>
4 #include "db.h" 4 #include "db.h"
5 #include "game.h"
6 5
7 6
8 enum { 7 enum {
9 Nlast = 2, 8 Nlast = 2,
10 }; 9 };
66 w->wind = 0.2 * mean_wind[month] + 0.4 * lastw[0].wind + 0.2 * lastw[1].wind + 0.08 * rand_limit(10); // + 0.02 * rand_limit(100); 65 w->wind = 0.2 * mean_wind[month] + 0.4 * lastw[0].wind + 0.2 * lastw[1].wind + 0.08 * rand_limit(10); // + 0.02 * rand_limit(100);
67 w->hum = 0.2 * mean_hum[month] + 0.4 * lastw[0].hum + 0.2 * lastw[1].hum + 0.08 * rand_limit(10); // + 0.02 * rand_limit(100); 66 w->hum = 0.2 * mean_hum[month] + 0.4 * lastw[0].hum + 0.2 * lastw[1].hum + 0.08 * rand_limit(10); // + 0.02 * rand_limit(100);
68 } 67 }
69 68
70 69
71 void setweather(struct weather* w) { 70 int setweather(struct weather* w) {
72 char query[512]; 71 char query[512];
73 sprintf(query, 72 sprintf(query,
74 " insert into weather " 73 " insert into weather "
75 " (tick, temp, sun, rain, wind, hum) " 74 " (tick, temp, sun, rain, wind, hum) "
76 " values ('%d', '%f', '%f', '%f', '%f', '%f') " 75 " values ('%d', '%f', '%f', '%f', '%f', '%f') "
77 , gametime, w->temp, w->sun, w->rain, w->wind, w->hum 76 , gametime, w->temp, w->sun, w->rain, w->wind, w->hum
78 ); 77 );
79 if (!db_update(query)) { 78 if (!db_update(query)) {
80 db_error("weather insertion"); 79 db_error("weather insertion");
80 return 0;
81 } 81 }
82 return 1;
82 } 83 }
83 84
84 85
85 void weather(void) { 86 int weather(void) {
86 struct weather w; 87 struct weather w;
87 struct weather lastn[Nlast]; 88 struct weather lastn[Nlast];
88 89
89 getlastweather(lastn, Nlast); 90 getlastweather(lastn, Nlast);
90 genweather(&w, lastn, Nlast, May); 91 genweather(&w, lastn, Nlast, May);
91 setweather(&w); 92 return setweather(&w);
93 /* FIXME: include all functions in return value */
92 } 94 }