Lephisto/src/conf.c
2013-07-19 15:01:48 +01:00

286 lines
7.6 KiB
C

#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <getopt.h>
#include "llua.h"
#include "lauxlib.h"
#include "lephisto.h"
#include "log.h"
#include "player.h"
#include "opengl.h"
#include "input.h"
#include "music.h"
#include "nebulae.h"
#include "conf.h"
#define conf_loadInt(n,i) \
lua_getglobal(L,n); \
if(lua_isnumber(L, -1)) { \
i = (int)lua_tonumber(L, -1); \
lua_remove(L, -1); \
}
#define conf_loadFloat(n,f) \
lua_getglobal(L,n); \
if(lua_isnumber(L, -1)) { \
f = (double)lua_tonumber(L, -1); \
lua_remove(L,-1);\
}
#define conf_loadBool(n,b) \
lua_getglobal(L,n); \
if(lua_isnumber(L, -1)) \
if((int)lua_tonumber(L, -1) == 1) { \
b = 1; \
lua_remove(L, -1); \
} \
#define conf_loadString(n,s) \
lua_getglobal(L,n); \
if(lua_isstring(L, -1)) { \
s = strdup((char*)lua_tostring(L, -1)); \
lua_remove(L, -1); \
}
/* Some crap from main. */
extern int nosound;
extern int show_fps;
extern int max_fps;
extern int indjoystick;
extern char* namjoystick;
/* From player.c */
extern const char* keybindNames[]; /* Keybindings. */
/* input.c. */
extern unsigned int input_afterburnSensibility;
static void print_usage(char** argv);
/* Print usage. */
static void print_usage(char** argv) {
LOG("USAGE: %s [OPTION]", argv[0]);
LOG("Options are:");
LOG(" -f, --fullscreen - Fullscreen");
LOG(" -F, --fps - Limit frames per second");
LOG(" -d s, --data s - Set the data file to be s");
LOG(" -W n - Set width to n");
LOG(" -H n - Set height to n");
LOG(" -j n, --joystick n - Use joystick (n)");
LOG(" -J s, --joystick s - Use joystick whose name contains (s)");
LOG(" -S, --Sound - Forces sound.");
LOG(" -m f --mvol f - Set the music volume to f");
LOG(" -s f --svol f - Set the sound volume to f");
LOG(" -G - Regenerates the nebulae (slow)");
LOG(" -h --help - Display this message and exit.");
LOG(" -v - Print the version and exit");
}
/* Set the default configuration. */
void conf_setDefaults(void) {
/* Global. */
data = DATA_DEF;
/* GL. */
gl_screen.w = 800;
gl_screen.h = 600;
gl_screen.flags = 0;
/* Openal. */
nosound = 0;
/* Joystick. */
indjoystick = -1;
namjoystick = NULL;
/* Input. */
input_setDefault();
}
/* Ok.. Parse a config file plox. */
int conf_loadConfig(const char* file) {
int i = 0;
double d = 0.;
lua_State* L = llua_newState();
if(luaL_dofile(L, file) == 0) {
/* Conf file exists indeed. */
/* Global. */
conf_loadString("data", data);
/* OpenGL properties.. */
conf_loadInt("width", gl_screen.w);
conf_loadInt("height", gl_screen.h);
conf_loadBool("fullscreen", i);
if(i) { gl_screen.flags |= OPENGL_FULLSCREEN; i = 0; }
conf_loadBool("aa", i);
if(i) {
gl_screen.flags |= OPENGL_AA_POINT | OPENGL_AA_LINE || OPENGL_AA_POLYGON;
i = 0;
}
conf_loadBool("aa_point", i);
if(i) { gl_screen.flags |= OPENGL_AA_POINT; i = 0; }
conf_loadBool("aa_line", i)
if(i) { gl_screen.flags |= OPENGL_AA_LINE; i = 0; }
conf_loadBool("aa_polygon", i);
if(i) { gl_screen.flags |= OPENGL_AA_POLYGON; i = 0; }
/* FPS. */
conf_loadBool("showfps", show_fps);
conf_loadInt("maxfps", max_fps);
/* Input. */
conf_loadInt("afterburn", input_afterburnSensibility);
/* Sound. */
conf_loadBool("nosound", i);
nosound = i; i = 0;
conf_loadFloat("sound", d);
if(d) { sound_volume(d); d = 0.; }
conf_loadFloat("music", d);
if(d) { music_volume(d); d = 0.; }
/* Joystick. */
lua_getglobal(L, "joystick");
if(lua_isnumber(L, -1)) {
indjoystick = (int)lua_tonumber(L, -1);
lua_remove(L, -1);
}
else if(lua_isstring(L, -1)) {
namjoystick = strdup((char*)lua_tostring(L, -1));
lua_remove(L, -1);
}
/* If there are any keybindings. Grab them. */
char* str;
int type, key, reverse;
for(i = 0; strcmp(keybindNames[i], "end"); i++) {
lua_getglobal(L, keybindNames[i]);
str = NULL;
key = -1;
reverse = 0;
if(lua_istable(L, -1)) {
/* It's a gawd damn table!! */
lua_pushstring(L, "type");
lua_gettable(L, -2);
if(lua_isstring(L, -1))
str = (char*)lua_tostring(L, -1);
/* Get the key. */
lua_pushstring(L, "key");
lua_gettable(L, -3);
if(lua_isnumber(L, -1))
key = (int)lua_tonumber(L, -1);
/* Is it reversed? Only used for axis. */
lua_pushstring(L, "reverse");
lua_gettable(L, -4);
if(lua_isnumber(L, -1))
reverse = 1;
if(key != -1 && str != NULL) {
/* Then the keybind is valid. Get the type. */
if(strcmp(str, "null")==0) type = KEYBIND_NULL;
else if(strcmp(str, "keyboard")==0) type = KEYBIND_KEYBOARD;
else if(strcmp(str, "jaxis")==0) type = KEYBIND_JAXIS;
else if(strcmp(str, "jbutton")==0) type = KEYBIND_JBUTTON;
else {
WARN("Unknown keybinding of type %s", str);
continue;
}
/* Set the keybind. */
input_setKeybind((char*)keybindNames[i], type, key, reverse);
} else
WARN("Malformed keybind in %s", file);
/* Clean up after table crap. */
lua_remove(L,-1);
lua_remove(L,-1);
lua_remove(L,-1);
lua_remove(L,-1);
}
}
} else {
/* Failed to load the config file.. */
DEBUG("Config file '%s' not found.", file);
lua_close(L);
return 1;
}
lua_close(L);
return 0;
}
/* Parse some CLI options. */
void conf_parseCLI(int argc, char** argv) {
static struct option long_options[] = {
{ "fullscreen", no_argument, 0, 'f' },
{ "fps", required_argument, 0, 'F' },
{ "data", required_argument, 0, 'd' },
{ "joystick", required_argument, 0, 'j' },
{ "Joystick", required_argument, 0, 'J' },
{ "width", required_argument, 0, 'W' },
{ "width", required_argument, 0, 'H' },
{ "sound", no_argument, 0, 'S' },
{ "mvol", required_argument, 0, 'm' },
{ "svol", required_argument, 0, 's' },
{ "help", no_argument, 0, 'h' },
{ "version", no_argument, 0, 'v' },
{ NULL, 0, 0, 0 }
};
int option_index = 0;
int c = 0;
while((c = getopt_long(argc, argv,
"fF:d:j:J:W:H:MSm:s:Ghv",
long_options, &option_index)) != -1) {
switch(c) {
case 'f':
gl_screen.flags |= OPENGL_FULLSCREEN;
break;
case 'F':
max_fps = atoi(optarg);
break;
case 'd':
data = strdup(optarg);
break;
case 'j':
indjoystick = atoi(optarg);
break;
case 'J':
namjoystick = strdup(optarg);
break;
case 'W':
gl_screen.w = atoi(optarg);
break;
case 'H':
gl_screen.h = atoi(optarg);
break;
case 'M':
nosound = 1;
break;
case 'S':
nosound = 0;
break;
case 'm':
music_volume(atof(optarg));
break;
case 's':
sound_volume(atof(optarg));
break;
case 'G':
nebu_forceGenerate();
break;
case 'v':
/* By now it has already displayed the version. */
/*LOG(APPNAME": version %d.%d.%d", VMAJOR, VMINOR, VREV); */
exit(EXIT_SUCCESS);
case 'h':
print_usage(argv);
exit(EXIT_SUCCESS);
}
}
}
/* Saves the current configuration. */
int conf_saveConfig(void) {
/* TODO: */
return 0;
}