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game.c
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game.c
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#include <stdlib.h>
#include "game.h"
#include "config.h"
#include "category.h"
#include "platform.h"
#include "ogl.h"
#include "sdl_ogl.h"
#include "font.h"
#include "media.h"
#include "emulator.h"
#include "location.h"
#include "lookup.h"
struct game *game_start = NULL;
struct game *game_filter_start = NULL;
const int IMAGE_MAX_HEIGHT = 280;
const int IMAGE_MAX_WIDTH = 360;
char *game_image_type = NULL;
struct game *game_first( void ) {
return game_filter_start;
}
void game_add( struct game *game, struct game *after ) {
if( after == NULL ) {
game->all_prev = game;
game->all_next = game;
}
else {
after->all_next->all_prev = game;
game->all_next = after->all_next;
after->all_next = game;
game->all_prev = after;
}
}
void game_free( struct game* game ) {
if( game ) {
ogl_free_texture( game->texture );
game->all_prev->all_next = game->all_next;
game->all_next->all_prev = game->all_prev;
game_start = game->all_next;
if( game_start->all_next == game_start ) {
/* last in the list */
game_start = NULL;
}
free( game );
game = NULL;
}
}
void game_list_free( void ) {
while( game_start )
game_free( game_start );
}
char *game_media_get( struct game *game, int type, const char *subtype ) {
struct game_media *media = game->media;
while( media ) {
if( media->type == type
&& ( (media->subtype == NULL && subtype == NULL)
|| strcasecmp( media->subtype, subtype ) == 0 ) )
return media->file_name;
media = media->next;
}
return NULL;
}
int game_load_texture( struct game *game ) {
const char *filename = game_media_get( game, MEDIA_IMAGE, game_image_type );
if( game->texture ) {
game_free_texture( game );
}
if( game && filename ) {
game->texture = sdl_create_texture( filename );
}
if( game->texture == NULL ) {
if( game && game->name && *game->name ) {
game->texture = font_create_texture( game->name );
}
else {
game->texture = font_create_texture( "<No Name>" );
}
}
if( game->texture == NULL ) {
return -1;
}
else {
if( game->texture->width > game->texture->height ) {
/* Landscape */
if( game->texture->width > IMAGE_MAX_WIDTH ) {
game->texture->height = (int)(float)game->texture->height/((float)game->texture->width/IMAGE_MAX_WIDTH);
game->texture->width = IMAGE_MAX_WIDTH;
}
}
else {
/* Portrait (or square) */
if( game->texture->height > IMAGE_MAX_HEIGHT ) {
game->texture->width = (int)(float)game->texture->width/((float)game->texture->height/IMAGE_MAX_HEIGHT);
game->texture->height = IMAGE_MAX_HEIGHT;
}
}
}
return 0;
}
void game_free_texture( struct game *game ) {
if( game->texture ) {
ogl_free_texture( game->texture );
game->texture = NULL;
}
}
void game_list_pause( void ) {
struct game *g = game_start;
if( g ) {
do {
ogl_free_texture( g->texture );
g->texture = NULL;
g = g->all_next;
} while( g != game_start );
}
}
int game_list_resume( void ) {
struct game *g = game_start;
if( g ) {
do {
game_load_texture( g );
g = g->all_next;
} while( g != game_start );
}
return 0;
}
int game_add_category( struct game *game, char *name, char *value ) {
struct game_category *gc = malloc( sizeof(struct game_category) );
if( gc ) {
gc->name = name;
gc->value = value;
gc->next = game->categories;
game->categories = gc;
}
else {
fprintf( stderr, "Warning: Couldn't allocate category for game '%s'\n", game->name );
return -1;
}
return 0;
}
int game_list_create( void ) {
struct game *game = NULL;
struct game *prev = NULL;
struct config_game *config_game = config_get()->games;
if( !config_game )
platform_add_unknown();
game_image_type = (char*)image_type_name( IMAGE_LOGO );
while( config_game ) {
game = malloc(sizeof(struct game));
if( game == NULL ) {
return -1;
}
else {
struct config_game_category *config_game_category = config_game->categories;
struct category *category = category_first();
int i = 0;
memset( game, 0, sizeof(struct game) );
game->name = config_game->name;
game->texture = NULL;
game->rom_path = config_game->rom_image;
game->params = config_game->params;
if( config_game->platform ) {
game->platform = platform_get( config_game->platform->name );
}
else {
platform_add_unknown();
game->platform = platform_get( NULL );
}
if( config_game->emulator && config_game->emulator[0] ) {
game->emulator = emulator_get_by_name( config_game->emulator );
if( !game->emulator )
fprintf( stderr, "Warning: Emulator '%s' defined for game '%s' not found\n", config_game->emulator, game->name );
}
if( !game->emulator && config_game->platform ) {
game->emulator = emulator_get_by_platform( config_game->platform->name );
}
if( !game->emulator ) {
game->emulator = emulator_get_default();
}
if( !game->emulator ) {
fprintf( stderr, "Warning: No emulator found for game '%s'\n", game->name );
free( game );
continue;
}
/* Add game categories. */
game->categories = NULL;
while( config_game_category ) {
if( config_game_category->category->id == 0 )
game_add_category( game, (char*)config_get()->iface.labels.label_lists, config_game_category->value->name );
else
game_add_category( game, config_game_category->category->name, (char*)lookup_category( config_game_category->category, (const char*)config_game_category->value->name ) );
config_game_category = config_game_category->next;
}
game->media = NULL;
for( i = 0 ; i < NUM_IMAGE_TYPES ; i++ ) {
struct game_media *image = malloc( sizeof(struct game_media) );
if( image ) {
struct config_image *config_game_image = config_game->images;
memset( image, 0, sizeof(struct game_media) );
image->type = MEDIA_IMAGE;
while( config_game_image ) {
if( strcasecmp( config_game_image->type->name, image_type_name(i) ) == 0 ) {
image->subtype = config_game_image->type->name;
location_get_path( image->subtype, config_game_image->file_name, image->file_name );
break;
}
config_game_image = config_game_image->next;
}
if( image->file_name[0] == '\0' ) {
image->subtype = (char*)image_type_name(i);
location_get_match( image->subtype, game->rom_path, image->file_name );
}
if( image->file_name[0] == '\0' ) {
free( image );
}
else {
image->next = game->media;
game->media = image;
}
}
else {
fprintf( stderr, "Warning: Couldn't allocate game image object for '%s'\n", game->name );
}
}
{
struct game_media *video = malloc( sizeof(struct game_media) );
if( video ) {
memset( video, 0, sizeof(struct game_media) );
video->type = MEDIA_VIDEO;
location_get_path( media_type_name(MEDIA_VIDEO), config_game->video, video->file_name );
if( video->file_name[0] == '\0' ) {
location_get_match( media_type_name(MEDIA_VIDEO), game->rom_path, video->file_name );
}
if( video->file_name[0] == '\0' ) {
free( video );
}
else {
video->next = game->media;
game->media = video;
}
}
else {
fprintf( stderr, "Warning: Couldn't allocate game video object for '%s'\n", game->name );
}
}
/* Fill in "unknown" values for categories undefined for this game. */
if( category ) {
do {
struct game_category *gc = game->categories;
while( gc ) {
if( gc->name == category->name ) {
break;
}
gc = gc->next;
}
if( gc == NULL ) {
/* Category undefine for this game */
category_value_add_unknown( category );
game_add_category( game, category->name, NULL );
}
category = category->next;
} while( category != category_first() );
}
/* insert into list (sort by name) */
prev = game_start;
if( game_start ) {
prev = game_start->all_prev;
while( strcasecmp( prev->name, game->name ) > 0 ) {
prev = prev->all_prev;
if( prev == game_start->all_prev ) break;
}
}
game_add( game, prev );
if( !game_start || strcasecmp( game->name, game_start->name ) < 0 ) {
game_start = game;
}
game->next = game->all_next;
game->prev = game->all_prev;
}
config_game = config_game->next;
}
game_list_unfilter();
/* if( game_start ) {
struct game *g = game_start;
while( g ) {
struct game_media *gm = g->media;
struct game_category *gc = g->categories;
printf("Game: %s\n", g->name );
while( gm ) {
printf(" '%d/%s' = '%s'\n", gm->type, gm->subtype, gm->file_name );
gm = gm->next;
}
while( gc ) {
printf(" '%s' = '%s'\n", gc->name, gc->value );
gc = gc->next;
}
g = g->all_next;
if( g == game_start ) break;
}
}*/
return 0;
}
int game_list_filter_category( char *name, char *value ) {
int count = 0;
struct game *game = game_start;
struct game_category *category = NULL;
game_filter_start = NULL;
if( game && game->categories ) {
do {
category = game->categories;
while( category ) {
if( strcasecmp( category->name, name ) == 0 ) {
if( (category->value == NULL && value == NULL)
|| (category->value && value && strcasecmp( category->value, value ) == 0) ) {
if( game_filter_start == NULL ) {
game_filter_start = game;
game->next = game;
game->prev = game;
}
else {
game->prev = game_filter_start->prev;
game_filter_start->prev->next = game;
game_filter_start->prev = game;
game->next = game_filter_start;
}
count++;
}
}
category = category->next;
}
game = game->all_next;
} while ( game != game_start );
}
return count;
}
int game_list_filter_platform( struct platform *platform ) {
int count = 0;
struct game *game = game_start;
game_filter_start = NULL;
if( game && platform ) {
do {
if( game->platform == platform ) {
if( game_filter_start == NULL ) {
game_filter_start = game;
game->next = game;
game->prev = game;
}
else {
game->prev = game_filter_start->prev;
game_filter_start->prev->next = game;
game_filter_start->prev = game;
game->next = game_filter_start;
}
count++;
}
game = game->all_next;
} while ( game != game_start );
}
return count;
}
int game_list_unfilter( void ) {
int count = 0;
struct game* game = game_start;
if( game ) {
do {
game->next = game->all_next;
game->prev = game->all_prev;
game = game->all_next;
count++;
} while ( game != game_start );
}
game_filter_start = game_start;
return count;
}