1 files changed, 121 insertions, 0 deletions

diff --git a/src/others/mimesh/libg3d-0.0.8/plugins/import/imp_ldraw/imp_ldraw_mpd.c b/src/others/mimesh/libg3d-0.0.8/plugins/import/imp_ldraw/imp_ldraw_mpd.c
new file mode 100644
index 0000000..a699f2a
--- /dev/null
+++ b/src/others/mimesh/libg3d-0.0.8/plugins/import/imp_ldraw/imp_ldraw_mpd.c
@@ -0,0 +1,121 @@
+/* $Id$ */
+
+/*
+    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 <string.h>
+#include <stdio.h>
+
+#include <g3d/types.h>
+#include <g3d/matrix.h>
+#include <g3d/object.h>
+
+#include "imp_ldraw_types.h"
+#include "imp_ldraw_part.h"
+#include "imp_ldraw_library.h"
+
+static inline void ldraw_create_subpart(LDrawLibrary *lib, gchar *name,
+        gchar *buffer, GSList **partsp)
+{
+        G3DStream *substream;
+        LDrawPart *part;
+
+#if DEBUG > 2
+        g_debug("LDraw: adding sub-file %s to library", name);
+#endif
+
+        substream = g3d_stream_from_buffer((guint8 *)buffer, strlen(buffer),
+                name, TRUE);
+        if(substream == NULL) {
+                g_warning("LDraw: failed to create stream for %s", name);
+                return;
+        }
+        part = g_new0(LDrawPart, 1);
+        part->name = g_ascii_strup(name, -1);
+        part->stream = substream;
+
+        ldraw_library_insert(lib, part->name, part);
+        *partsp = g_slist_append(*partsp, part);
+}
+
+gboolean ldraw_mpd_load(G3DStream *stream, G3DModel *model,
+        LDrawLibrary *lib)
+{
+        G3DObject *object = NULL;
+        GSList *parts = NULL, *item;
+        LDrawPart *part;
+        gchar buffer[1024], name[256], *streambuf = NULL;
+        gsize size;
+        goffset off;
+        G3DFloat m[16];
+
+        while(!g3d_stream_eof(stream)) {
+                memset(buffer, 0, 1024);
+                g3d_stream_read_line(stream, buffer, 1023);
+                if(strncmp(buffer, "0 FILE ", 7) == 0) {
+                        if(streambuf) {
+                                ldraw_create_subpart(lib, name, streambuf, &parts);
+                                streambuf = NULL;
+                        }
+                        memset(name, 0, 256);
+                        if(sscanf(buffer + 7, "%255s", name) == 1)
+                                streambuf = g_strdup("");
+                } else if(strncmp(buffer, "0 NOFILE", 8) == 0) {
+                        if(streambuf) {
+                                ldraw_create_subpart(lib, name, streambuf, &parts);
+                                streambuf = NULL;
+                        }
+                        break;
+                } else if(streambuf) {
+                        /* append line to buffer */
+                        size = strlen(buffer) + strlen(streambuf) + 1;
+                        off = strlen(streambuf);
+                        streambuf = g_realloc(streambuf, size * sizeof(gchar));
+                        strcpy(streambuf + off, buffer);
+                }
+        } /* !eof */
+
+        if(streambuf)
+                ldraw_create_subpart(lib, name, streambuf, &parts);
+
+        if(parts) {
+                part = parts->data;
+                part->master = TRUE;
+                object = ldraw_part_get_object(part, lib);
+                if(object != NULL) {
+                        g3d_matrix_identity(m);
+                        g3d_matrix_rotate_xyz(0.0, 0.0, G_PI, m);
+                        g3d_object_transform(object, m);
+                        model->objects = g_slist_append(model->objects, object);
+                }
+        }
+
+#if 1
+        /* close open streams */
+        for(item = parts; item != NULL; item = item->next) {
+                part = item->data;
+                if(part->stream) {
+                        g3d_stream_close(part->stream);
+                        part->stream = NULL;
+                }
+        }
+#endif
+        return (object != NULL);
+}
+