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/* $Id:$ */
/*
libg3d - 3D object loading library
Copyright (C) 2005-2009 Markus Dahms <mad@automagically.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <g3d/g3d.h>
#include <g3d/plugins.h>
typedef struct {
guint32 n_objects;
guint32 n_vertices;
guint32 n_faces;
guint32 n_textures;
} FileStats;
typedef struct {
guint32 n_success;
guint32 n_failure;
GSList *no_objects;
GSList *no_faces;
GSList *no_vertices;
} PluginStats;
typedef struct {
G3DContext *context;
gboolean use_color;
FILE *ftree;
} Config;
static gboolean quit = FALSE;
static void show_help(void);
static Config *get_config(gint *argc, gchar ***argv);
static gboolean dir_stat(Config *config, const char *dirname);
static gboolean file_stat(Config *config, const char *filename,
gboolean detailed, FileStats *stats, gchar **plugin_used);
static void sighandler(int signal)
{
quit = TRUE;
fprintf(stderr, "signal %d received, quitting\n", signal);
}
static void _g_print(const gchar *str)
{
#if 0
fputs(str, stderr);
#endif
}
#define ANSI_RESET "\033[0m"
#define ANSI_GREEN "\033[32m"
#define ANSI_RED "\033[31m"
static void log_handler(const gchar *log_domain, GLogLevelFlags log_level,
const gchar *message, gpointer user_data)
{
Config *config = user_data;
if(message[0] == '\\') {
if(config->use_color)
fprintf(config->ftree, ANSI_GREEN "%s\n" ANSI_RESET, message + 1);
else
fprintf(config->ftree, "%s\n", message + 1);
} else if(message[0] == '|') {
printf("%s\n", message + 1);
} else {
if(config->use_color)
printf(ANSI_RED "%s\n" ANSI_RESET, message);
else
printf("%s\n", message);
}
}
int main(int argc, char **argv)
{
Config *config;
signal(SIGINT, sighandler);
#ifdef SIGQUIT
signal(SIGQUIT, sighandler);
#endif
config = get_config(&argc, &argv);
if(argc < 1) {
show_help();
exit(EXIT_FAILURE);
}
g_set_print_handler(_g_print);
g_set_printerr_handler(_g_print);
g_log_set_handler("LibG3D", G_LOG_LEVEL_MASK, log_handler, config);
config->context = g3d_context_new();
if(g_file_test(argv[0], G_FILE_TEST_IS_DIR)) {
return dir_stat(config, argv[0]);
}
else {
return file_stat(config, argv[0], TRUE, NULL, NULL);
}
}
static Config *get_config(gint *argc, gchar ***argv)
{
Config *config;
guint32 skip = 1; /* skip program name by default */
gint32 i;
gchar *opt;
config = g_new0(Config, 1);
config->use_color = TRUE;
config->ftree = stdout;
for(i = 1; i < *argc; i ++) {
if(strncmp((*argv)[i], "--", 2) != 0)
break;
skip ++;
opt = (*argv)[i] + 2;
if(strcmp(opt, "help") == 0) {
show_help();
exit(EXIT_FAILURE);
} else if(strcmp(opt, "nocolor") == 0) {
config->use_color = FALSE;
} else if(strncmp(opt, "tree=", 5) == 0) {
config->use_color = FALSE;
config->ftree = fopen(opt + 5, "w");
if(config->ftree == NULL) {
perror("error opening tree output file");
exit(EXIT_FAILURE);
}
}
}
*argc -= skip;
*argv = &((*argv)[skip]);
return config;
}
static void show_help(void)
{
fprintf(stderr,
"usage: g3d-stat [<option> ...] (file|directory)\n"
"\n"
"options:\n"
" --help show this message\n"
" --nocolor disable ANSI color output\n"
" --tree=<filename> redirect tree output to file <filename>\n"
);
}
static gboolean dir_stat_1(Config *config, const char *dirname,
GHashTable *plugins)
{
GDir *dir;
FileStats *fstats;
PluginStats *pstats;
const gchar *fname;
gchar *filename, *plugin_used;
gboolean retval;
dir = g_dir_open(dirname, 0, NULL);
g_return_val_if_fail(dir != NULL, FALSE);
while((fname = g_dir_read_name(dir)) != NULL) {
filename = g_strdup_printf("%s%c%s",
dirname, G_DIR_SEPARATOR, fname);
if(quit)
return FALSE;
if(g_file_test(filename, G_FILE_TEST_IS_DIR))
dir_stat_1(config, filename, plugins);
else {
fstats = g_new0(FileStats, 1);
plugin_used = NULL;
fprintf(stderr, "*** DEBUG: %s\n", filename);
retval = file_stat(config, filename, FALSE, fstats, &plugin_used);
if(plugin_used) {
pstats = g_hash_table_lookup(plugins, plugin_used);
if(pstats)
g_free(plugin_used);
else {
pstats = g_new0(PluginStats, 1);
g_hash_table_insert(plugins, plugin_used, pstats);
}
/* update pstats for plugin */
if(retval)
pstats->n_success ++;
else
pstats->n_failure ++;
if(fstats->n_objects == 0)
pstats->no_objects = g_slist_append(pstats->no_objects,
g_strdup(filename));
else if(fstats->n_vertices == 0)
pstats->no_vertices = g_slist_append(pstats->no_vertices,
g_strdup(filename));
else if(fstats->n_faces == 0)
pstats->no_faces = g_slist_append(pstats->no_faces,
g_strdup(filename));
} /* plugin_used */
g_free(fstats);
} /* !directory */
g_free(filename);
}
g_dir_close(dir);
return TRUE;
}
static void output_plugin_stats(gpointer key, gpointer value, gpointer data)
{
gchar *name = (gchar *)key;
PluginStats *pstats = (PluginStats *)value;
GSList *item;
printf("%s:\n"
" num success: %d\n"
" num failure: %d\n"
" num no objects: %d\n",
name, pstats->n_success, pstats->n_failure,
g_slist_length(pstats->no_objects));
for(item = pstats->no_objects; item != NULL; item = item->next)
printf(" %s\n", (gchar *)item->data);
printf(" num no vertices: %d\n", g_slist_length(pstats->no_vertices));
for(item = pstats->no_vertices; item != NULL; item = item->next)
printf(" %s\n", (gchar *)item->data);
printf(" num no faces: %d\n", g_slist_length(pstats->no_faces));
for(item = pstats->no_faces; item != NULL; item = item->next)
printf(" %s\n", (gchar *)item->data);
}
static gboolean dir_stat(Config *config, const char *dirname)
{
GHashTable *plugins;
plugins = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free);
dir_stat_1(config, dirname, plugins);
/* output statistics */
g_hash_table_foreach(plugins, output_plugin_stats, NULL);
g_hash_table_destroy(plugins);
return TRUE;
}
static gboolean objects_stat(GSList *objects, gboolean detailed,
FileStats *stats, guint32 indent)
{
GSList *item;
G3DObject *object;
gchar *istr;
if(stats)
stats->n_objects += g_slist_length(objects);
for(item = objects; item != NULL; item = item->next) {
object = (G3DObject *)item->data;
g_return_val_if_fail(object != NULL, FALSE);
if(stats) {
stats->n_vertices += object->vertex_count;
stats->n_faces += g_slist_length(object->faces);
}
if(detailed) {
istr = g_strnfill(indent * 2, ' ');
printf("%sobject name: %s\n"
"%sobject num vertices: %d\n"
"%sobject num faces: %d\n"
"%sobject num subobjects: %d\n",
istr, object->name,
istr, object->vertex_count,
istr, g_slist_length(object->faces),
istr, g_slist_length(object->objects));
g_free(istr);
}
objects_stat(object->objects, detailed, stats, indent + 1);
}
return TRUE;
}
static gboolean file_stat(Config *config, const char *filename,
gboolean detailed, FileStats *stats, gchar **plugin_used)
{
G3DModel *model;
model = g3d_model_load(config->context, filename);
if(model == NULL) {
return FALSE;
}
objects_stat(model->objects, detailed, stats, 0);
if(plugin_used && model->plugin)
*plugin_used = g_strdup(model->plugin->name);
g3d_model_free(model);
return TRUE;
}
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