Add statistics.

Author: dulsi

CMakeLists.txt

@@ -24,7 +24,7 @@ file(GLOB SOURCES   src/thrust.c src/fast_gr.c src/hiscore.c src/conf.c src/thin
   datasrc/font.c
   datasrc/blip.c datasrc/boom.c datasrc/boom2.c datasrc/harp.c
   datasrc/engine.c datasrc/zero.c
-  src/sdl.c src/sdlsound.c src/sdlkey.c
+  src/sdl.c src/sdlsound.c src/sdlkey.c src/statistics.c
 )
 
 Add_Executable (sdlthrust ${SOURCES})

Makefile.am

@@ -17,7 +17,8 @@ SRC = \
   src/init.c src/level.c src/font5x5.c src/graphics.c src/compat.h \
   src/conf.h src/fast_gr.h src/font5x5.h src/gr_drv.h src/graphics.h \
   src/hiscore.h src/init.h src/keyboard.h src/level.h src/options.h \
-  src/sound.h src/soundIt.h src/things.h src/thrust.h src/thrust_t.h
+  src/sound.h src/soundIt.h src/things.h src/thrust.h src/thrust_t.h \
+  src/statistics.c src/statistics.h
 
 GENDATASRC = \
   datasrc/blks.c datasrc/ship.c datasrc/shld.c datasrc/colors.c \

src/conf.c

@@ -196,7 +196,7 @@ get_user_path()
 }
 
 char *
-getthrustrc(void)
+getuserfile(char *name)
 {
   char *home;
   char *thrustrc;
@@ -205,7 +205,7 @@ getthrustrc(void)
   if(home==NULL)
     home = "";
 
-  thrustrc = malloc(strlen(home) + 11);
+  thrustrc = malloc(strlen(home) + strlen(name) + 2);
   if(thrustrc == NULL) {
     printf("Out of memory when trying to read .thrustrc.\n");
     return NULL;
@@ -221,17 +221,23 @@ getthrustrc(void)
     if(thrustrc[strlen(thrustrc)-1]!='\\')
       strcat(thrustrc, "\\");
   }
-  strcat(thrustrc, "thrustrc");
+  strcat(thrustrc, name);
 #else
   if(thrustrc[0])
     if(thrustrc[strlen(thrustrc)-1]!='/')
       strcat(thrustrc, "/");
-  strcat(thrustrc, "thrustrc");
+  strcat(thrustrc, name);
 #endif
 
   return thrustrc;
 }
 
+char *
+getthrustrc(void)
+{
+  return getuserfile("thrustrc");
+}
+
 char *underscore(char *keystring)
 {
   static char keybuffer[100];

src/conf.h

@@ -11,6 +11,7 @@ extern char *keynames[];
 void initkeys(void);
 void writekeys(void);
 char *underscore(char *keystring);
+char *getuserfile(char *name);
 char *getthrustrc(void);
 void conf(void);
 int getscancode(int old, int x, int y);

src/sdlkey.c

@@ -16,6 +16,8 @@
 #include "gr_drv.h"
 
 #include "keyboard.h"
+#include "init.h"
+#include "statistics.h"
 
 int scancode[5] = {
   SDLK_a,
@@ -102,7 +104,9 @@ getkeys(void)
     {
       case SDL_QUIT:
       {
-        SDL_Quit();
+        writestatistics();
+        restoremem();
+        restorehardware();
         exit(0);
       }
       case SDL_KEYDOWN:

src/sdlsound.c

@@ -15,7 +15,7 @@ int sdlLoop[SOUND_SAMPLES];
 int
 sound_depends_on_graphics()
 {
-  return 0;
+  return 1;
 }
 
 int

src/statistics.c

@@ -0,0 +1,139 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "conf.h"
+#include "statistics.h"
+
+statistics stats;
+
+static char *fields[6] = {
+  "PlanetsDestroyed",
+  "BunkersDestroyed",
+  "Level",
+  "PodsAcquired",
+  "FuelAcquired",
+  "FuelDestroyed"
+};
+
+void
+clearstatgroup(statgroup *s)
+{
+  s->planetsdestroyed = 0;
+  s->bunkersdestroyed = 0;
+  s->level = 0;
+  s->podsacquired = 0;
+  s->fuelacquired = 0;
+  s->fueldestroyed = 0;
+}
+
+void
+parsestatline(char *line, statgroup *s)
+{
+  char *separator = strstr(line, " = ");
+  if (separator) {
+    long val = atol(separator + 3);
+    if ((strncmp(line, fields[0], strlen(fields[0])) == 0) && (strlen(fields[0]) == separator - line))
+      s->planetsdestroyed = val;
+    else if ((strncmp(line, fields[1], strlen(fields[1])) == 0) && (strlen(fields[1]) == separator - line))
+      s->bunkersdestroyed = val;
+    else if ((strncmp(line, fields[2], strlen(fields[2])) == 0) && (strlen(fields[2]) == separator - line))
+      s->level = val;
+    else if ((strncmp(line, fields[3], strlen(fields[3])) == 0) && (strlen(fields[3]) == separator - line))
+      s->podsacquired = val;
+    else if ((strncmp(line, fields[4], strlen(fields[4])) == 0) && (strlen(fields[4]) == separator - line))
+      s->fuelacquired = val;
+    else if ((strncmp(line, fields[5], strlen(fields[5])) == 0) && (strlen(fields[5]) == separator - line))
+      s->fueldestroyed = val;
+  }
+}
+
+void
+writestatgroup(FILE *f, statgroup *s)
+{
+  fprintf(f, "%s = %ld\n", fields[0], s->planetsdestroyed);
+  fprintf(f, "%s = %ld\n", fields[1], s->bunkersdestroyed);
+  fprintf(f, "%s = %ld\n", fields[2], s->level);
+  fprintf(f, "%s = %ld\n", fields[3], s->podsacquired);
+  fprintf(f, "%s = %ld\n", fields[4], s->fuelacquired);
+  fprintf(f, "%s = %ld\n", fields[5], s->fueldestroyed);
+}
+
+void
+initstatistics()
+{
+  clearstatgroup(&stats.overall);
+  clearstatgroup(&stats.best);
+  clearstatgroup(&stats.current);
+  char *filename = getuserfile("statistics");
+  FILE *f = fopen(filename, "rt");
+  if (f) {
+    char line[256];
+    statgroup *s = NULL;
+    while (!feof(f))
+    {
+      fgets(line, 256, f);
+      if (line[0] == '[') {
+        if (strncmp("Overall]", line + 1, 8) == 0)
+          s = &stats.overall;
+        else if (strncmp("Best]", line + 1, 5) == 0)
+          s = &stats.best;
+        else
+          s = NULL;
+      }
+      else if (s != NULL)
+        parsestatline(line, s);
+    }
+    fclose(f);
+  }
+  free(filename);
+}
+
+void
+writestatistics()
+{
+  char *filename = getuserfile("statistics");
+  FILE *f = fopen(filename, "wt");
+  if (f) {
+    fputs("[Overall]\n", f);
+    writestatgroup(f, &stats.overall);
+    fputs("\n[Best]\n", f);
+    writestatgroup(f, &stats.best);
+    fclose(f);
+  }
+  free(filename);
+}
+
+void
+clearcurrentstats()
+{
+  clearstatgroup(&stats.current);
+}
+
+void
+updatestatistics(long planets, long bunkers, long level, long pods, long fuelacquired, long fueldestroyed)
+{
+  stats.current.planetsdestroyed += planets;
+  stats.current.bunkersdestroyed += bunkers;
+  stats.current.level += level;
+  stats.current.podsacquired += pods;
+  stats.current.fuelacquired += fuelacquired;
+  stats.current.fueldestroyed += fueldestroyed;
+  stats.overall.planetsdestroyed += planets;
+  stats.overall.bunkersdestroyed += bunkers;
+  stats.overall.level += level;
+  stats.overall.podsacquired += pods;
+  stats.overall.fuelacquired += fuelacquired;
+  stats.overall.fueldestroyed += fueldestroyed;
+  if (stats.current.planetsdestroyed > stats.best.planetsdestroyed)
+    stats.best.planetsdestroyed = stats.current.planetsdestroyed;
+  if (stats.current.bunkersdestroyed > stats.best.bunkersdestroyed)
+    stats.best.bunkersdestroyed = stats.current.bunkersdestroyed;
+  if (stats.current.level > stats.best.level)
+    stats.best.level = stats.current.level;
+  if (stats.current.podsacquired > stats.best.podsacquired)
+    stats.best.podsacquired = stats.current.podsacquired;
+  if (stats.current.fuelacquired > stats.best.fuelacquired)
+    stats.best.fuelacquired = stats.current.fuelacquired;
+  if (stats.current.fueldestroyed > stats.best.fueldestroyed)
+    stats.best.fueldestroyed = stats.current.fueldestroyed;
+}

src/statistics.h

@@ -0,0 +1,27 @@
+
+/* Written by Dennis Payne, dulsi@identicalsoftware.com */
+
+#ifndef STATISTICS_H
+#define STATISTICS_H
+
+typedef struct {
+  long planetsdestroyed;
+  long bunkersdestroyed;
+  long level;
+  long podsacquired;
+  long fuelacquired;
+  long fueldestroyed;
+} statgroup;
+
+typedef struct {
+  statgroup overall;
+  statgroup best;
+  statgroup current;
+} statistics;
+
+void initstatistics();
+void writestatistics();
+void clearcurrentstats();
+void updatestatistics(long planets, long bunkers, long level, long pods, long fuelacquired, long fueldestroyed);
+
+#endif