1 files changed, 164 insertions, 0 deletions

diff --git a/src/others/mimesh/g3dviewer-0.2.99.4/thumbnailer/g3d-thumbnailer.c b/src/others/mimesh/g3dviewer-0.2.99.4/thumbnailer/g3d-thumbnailer.c
new file mode 100644
index 0000000..92acd0b
--- /dev/null
+++ b/src/others/mimesh/g3dviewer-0.2.99.4/thumbnailer/g3d-thumbnailer.c
@@ -0,0 +1,164 @@
+/* $Id: g3d-thumbnailer.c 61 2006-11-09 15:31:12Z mmmaddd $ */
+
+/*
+        G3DViewer - 3D object viewer
+
+        Copyright (C) 2005, 2006  Markus Dahms <mad@automagically.de>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <X11/Xlib.h>
+#include <GL/glx.h>
+
+#include <gtk/gtk.h>
+#include <glib.h>
+#include <g3d/g3d.h>
+
+#include "gl.h"
+#include "trackball.h"
+#include "screenshot.h"
+#include "texture.h"
+
+static gboolean setup_gl(guint32 width, guint32 height)
+{
+        Display *display;
+        XVisualInfo *visinfo;
+        Pixmap pixmap;
+        GLXPixmap glxpixmap;
+        GLXContext glxctx;
+        char *dpyname;
+        int attrlist_dbl[] = {
+                GLX_RGBA,
+                GLX_DOUBLEBUFFER,
+                GLX_RED_SIZE, 1,
+                GLX_GREEN_SIZE, 1,
+                GLX_BLUE_SIZE, 1,
+                None};
+        int attrlist_sng[] = {
+                GLX_RGBA,
+                GLX_RED_SIZE, 1,
+                GLX_GREEN_SIZE, 1,
+                GLX_BLUE_SIZE, 1,
+                None};
+
+        dpyname = getenv("DISPLAY");
+
+        display = XOpenDisplay(dpyname);
+        if(display == NULL)
+        {
+                g_printerr("ERROR: could not open display '%s'\n",
+                        dpyname ? dpyname : "(null)");
+                return FALSE;
+        }
+
+        visinfo = glXChooseVisual(display, DefaultScreen(display), attrlist_sng);
+        if(visinfo == NULL)
+        {
+                /* try with double buffering */
+                visinfo = glXChooseVisual(display, DefaultScreen(display),
+                        attrlist_dbl);
+                if(visinfo == NULL)
+                {
+                        g_printerr("ERROR: could not get a supported visual\n");
+                        return FALSE;
+                }
+        }
+
+        glxctx = glXCreateContext(display, visinfo, 0, GL_FALSE);
+        if(glxctx == NULL)
+        {
+                g_printerr("ERROR: could not create GLX context\n");
+                return FALSE;
+        }
+
+        pixmap = XCreatePixmap(display, RootWindow(display, visinfo->screen),
+                width, height, visinfo->depth);
+        if(pixmap <= 0)
+        {
+                g_printerr("ERROR: could not create pixmap\n");
+                return FALSE;
+        }
+
+        glxpixmap = glXCreateGLXPixmap(display, visinfo, pixmap);
+        if(glxpixmap <= 0)
+        {
+                g_printerr("ERROR: could not create GLX pixmap\n");
+                return FALSE;
+        }
+
+        glXMakeCurrent(display, glxpixmap, glxctx);
+
+        return TRUE;
+}
+
+int main(int argc, char *argv[])
+{
+        G3DContext *context;
+        G3DModel *model;
+        gfloat bgcolor[4] = { 1.0, 1.0, 1.0, 0.0 };
+        gfloat quat[4] = { 0.10, -0.31, -0.87, 0.38 };
+        guint32 width = 128;
+        guint32 height = 128;
+
+        gtk_init(&argc, &argv);
+
+        setup_gl(width, height);
+
+        if(argc < 3)
+        {
+                g_print("usage: %s <input file: model> <output file: image> "
+                        "[<width in px>]\n",
+                        argv[0]);
+                return EXIT_FAILURE;
+        }
+
+        if(argc > 3)
+        {
+                /* size */
+                width = atoi(argv[3]);
+                /* height = width / 4 * 3; */
+                height = width;
+        }
+
+        context = g3d_context_new();
+        model = g3d_model_load(context, argv[1]);
+
+        if(model)
+        {
+                texture_load_all_textures(model);
+
+                gl_draw(
+                        G3D_FLAG_GL_SHININESS | G3D_FLAG_GL_ALLTWOSIDE |
+                        G3D_FLAG_GL_TEXTURES,
+                        45 /* zoom */,
+                        (gfloat)width / (gfloat)height,
+                        bgcolor,
+                        quat,
+                        model);
+
+                glXWaitGL();
+
+                if(screenshot_save(argv[2], width, height))
+                {
+                        return EXIT_SUCCESS;
+                }
+        }
+
+        return EXIT_FAILURE;
+}