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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 <glib.h>
#include "imp_acf_def.h"
#define ACF_DEBUG_TYPES 2
AcfFile *acf_def_read(G3DStream *stream, const AcfDef *def,
gboolean bigendian)
{
AcfFile *acf;
AcfValue *value;
gint32 i, j;
acf = g_new0(AcfFile, 1);
acf->db = g_hash_table_new(g_str_hash, g_str_equal);
for(i = 0; def[i].type != XEOF; i ++) {
value = g_new0(AcfValue, 1);
value->name = g_strdup(def[i].description);
value->type = def[i].type;
value->num = def[i].num;
switch(value->type) {
case XCHR:
value->xchr = g_new0(gchar, value->num + 1);
g3d_stream_read(stream, value->xchr, value->num);
#if DEBUG > ACF_DEBUG_TYPES
g_debug("ACF: XCHR: %s = %s", value->name, value->xchr);
#endif
break;
case XINT:
value->xint = g_new0(gint32, value->num);
for(j = 0; j < value->num; j ++)
value->xint[j] = bigendian ?
g3d_stream_read_int32_be(stream) :
g3d_stream_read_int32_le(stream);
#if DEBUG > ACF_DEBUG_TYPES
g_debug("ACF: XINT: %s(1/%d) = %i", value->name, value->num,
value->xint[0]);
#endif
break;
case XFLT:
value->xflt = g_new0(G3DFloat, value->num);
for(j = 0; j < value->num; j ++)
value->xflt[j] = bigendian ?
g3d_stream_read_float_be(stream) :
g3d_stream_read_float_le(stream);
#if DEBUG > ACF_DEBUG_TYPES
g_debug("ACF: XFLT: %s(1/%d) = %f", value->name, value->num,
value->xflt[0]);
#endif
break;
case XEOF:
/* should never happen, just make compiler happy */
break;
}
g_hash_table_insert(acf->db, def[i].description, value);
}
return acf;
}
static gboolean acf_def_remove_value_cb(gpointer key, gpointer hashvalue,
gpointer data)
{
AcfValue *value = hashvalue;
if(value->xchr)
g_free(value->xchr);
if(value->xint)
g_free(value->xint);
if(value->xflt)
g_free(value->xflt);
g_free(value->name);
g_free(value);
return TRUE;
}
void acf_def_free(AcfFile *acf)
{
g_hash_table_foreach_remove(acf->db, acf_def_remove_value_cb, NULL);
g_free(acf);
}
AcfValue *acf_def_lookup(AcfFile *acf, const gchar *name)
{
return g_hash_table_lookup(acf->db, name);
}
void acf_def_dump(AcfValue *value)
{
gint32 i;
if(value->type == XCHR) {
g_debug("ACF: %s: %s", value->name, value->xchr);
return;
}
g_debug("ACF: %s: dumping %d %s items", value->name, value->num,
(value->type == XINT) ? "XINT" : "XFLT");
for(i = 0; i < value->num; i ++) {
if(value->type == XINT)
g_debug("\tXINT: %s[%i] = %i", value->name, i, value->xint[i]);
else if(value->type == XFLT)
g_debug("\tXFLT: %s[%i] = %f", value->name, i, value->xflt[i]);
}
}
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