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Added md2 plugin from Vladimir Vukicevic.

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This commit is contained in:
Robert Osfield
2003-03-05 09:56:56 +00:00
parent 7b6eaa72f2
commit 7cc69d4d66
7 changed files with 772 additions and 43 deletions
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48
AUTHORS.txt
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@@ -4,8 +4,8 @@
# Feel free to add your name and change list.
Robert Osfield <robert@openscenegraph.com>
- osg, osgUtil and osgDB.
- pfb, 3ds, gif, jpeg, tiff, tga, pic, tgz & zip plugins.
- osg, osgUtil, osgText, osgSim and osgDB.
- osg, osgText, pfb, 3ds, gif, jpeg, tiff, tga, pic, tgz & zip plugins.
- sgv, various revisions, now most of code is in osgGLUT.
- 2nd iteration of impostor implemtentation.
- 2nd iteration of shadow occlusion culling.
@@ -14,14 +14,21 @@ Robert Osfield <robert@openscenegraph.com>
- project adim & lead.
Don Burns <don@andesengineering.com>
- Open Producer
- unix makefiles.
- osg (particularily OpenGL)
- first version of sgv.
- fly database & osgtgz plugins.
- unix makefiles.
- osghangglide database & osgtgz plugins.
Brede Johansen <bredej@email.com>
- flt loader.
- osg::Point.
- osg::TextureCubeMap
- osg::VertexProgram
- assistance on visual studio workspace files.
Karsten Weiss <knweiss@gmx.de>
- 1st iteration of impostor implemtentation.
- autoconfiscation of the project (currently a seperate branch.)
- rpm spec file.
- documentation.
- bug fixes.
@@ -35,12 +42,6 @@ Neil Salter <neil@nackle.org>
- first incarnation of osgUtil, Camera and Manipulators.
- web site.
Brede Johansen <bredej@email.com>
- flt loader.
- osg::Point.
- osg::TextureCubeMap
- assistance on visual studio workspace files.
Ben Discoe <ben@vterrain.org>
- osgWX and wxsgv demos for integration of OSG with wxWindows.
- png plugin.
@@ -50,10 +51,6 @@ Maroc Jez <marco.jez@arsenal.it>
- osgParticle
- IO support for osgText.
Byan Woods <byran@tapestrysolutions.com>
- Port to MacOS, various code changes to support this.
- Metrowerks CodeWarrior makefiles.
Randall Hopper <aa8vb@yahoo.com>
- port to FreeBSD.
- warning fixes to IRIX compilation.
@@ -72,21 +69,13 @@ Axel Volley <volley@acm.org>
Geoff Michel
- .dw (design workshop) loader plugin.
- .bmp (Windows Bitmap fiile) loader plugin.
- .bmp (Windows Bitmap file) loader plugin.
- .geo (Carbon Graphics GEO) loader plugin.
- OpenGL based stats reporting added to osgGLUT::Viewer.
Max Rheiner <mrn@paus.ch>
- osgText wrapping of FTGL text library.
- osgtext demo application.
Henry Maddocks <henryj@paradise.net.nz>
- FTGL from which osgText is based.
Mike Connell <mikec@vsect.chalmers.se>
- First implementation of shadow occlusion culling.
Paul Fredrikson
- new Matrix implementation.
- improvements to 3ds plugin.
Phil Atkin <philatkin@philatkin.com>
- MacOS X port.
@@ -130,11 +119,14 @@ Alberto Barbati <abarbati@iaanus.com>
- lazy evaluation of the inverse in the MatrixTransform.
Gideon May <gideon@computer.org>
- fixed spacing in osgText.
- Fixed spacing in osgText.
Tree <tree@stain.org>
- support for encoded text types in osgText.
- Support for encoded text types in osgText.
Vladimir Vukicevic <vladimir@pobox.com>
- md2 loader.
Indirect Contributors
---------------------

31
Make/makedirdefs
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@@ -17,7 +17,7 @@ SRC_DIRS = \
osgText\
osgSim\
osgPlugins\
../examples\
../examples\
src/Demos
@@ -25,27 +25,28 @@ SRC_DIRS = \
# Directories traversed in the TOPDIR/src/osgPlugins directory
PLUGIN_DIRS = \
osg\
osgParticle\
osgText\
rgb\
ac3d\
lib3ds\
ac3d\
bmp\
directx\
dw\
flt\
freetype\
iv\
obj\
lwo\
geo\
txp\
dw\
bmp\
pic\
tga\
iv\
lib3ds\
logos\
lwo\
md2\
obj\
osgParticle\
osgText\
osg\
osgtgz\
pic\
rgb\
tga\
tgz\
txp\
zip
# comment in if you have Performer installed.

18
VisualStudio/VisualStudio.dsw
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@@ -1575,6 +1575,24 @@ Package=<4>
###############################################################################
Project: "osgPlugin md2"=.\osgPlugins\md2\md2.dsp - Package Owner=<4>
Package=<5>
{{{
}}}
Package=<4>
{{{
Begin Project Dependency
Project_Dep_Name Core osg
End Project Dependency
Begin Project Dependency
Project_Dep_Name Core osgDB
End Project Dependency
}}}
###############################################################################
Project: "osgPlugin rgb"=.\osgPlugins\rgb\rgb.dsp - Package Owner=<4>
Package=<5>

113
VisualStudio/osgPlugins/md2/md2.dsp Normal file
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@@ -0,0 +1,113 @@
# Microsoft Developer Studio Project File - Name="osgPlugin md2" - Package Owner=<4>
# Microsoft Developer Studio Generated Build File, Format Version 6.00
# ** DO NOT EDIT **
# TARGTYPE "Win32 (x86) Dynamic-Link Library" 0x0102
CFG=osgPlugin md2 - Win32 Release
!MESSAGE This is not a valid makefile. To build this project using NMAKE,
!MESSAGE use the Export Makefile command and run
!MESSAGE
!MESSAGE NMAKE /f "md2.mak".
!MESSAGE
!MESSAGE You can specify a configuration when running NMAKE
!MESSAGE by defining the macro CFG on the command line. For example:
!MESSAGE
!MESSAGE NMAKE /f "md2.mak" CFG="osgPlugin md2 - Win32 Release"
!MESSAGE
!MESSAGE Possible choices for configuration are:
!MESSAGE
!MESSAGE "osgPlugin md2 - Win32 Release" (based on "Win32 (x86) Dynamic-Link Library")
!MESSAGE "osgPlugin md2 - Win32 Debug" (based on "Win32 (x86) Dynamic-Link Library")
!MESSAGE
# Begin Project
# PROP AllowPerConfigDependencies 0
# PROP Scc_ProjName ""
# PROP Scc_LocalPath ""
CPP=cl.exe
MTL=midl.exe
RSC=rc.exe
!IF "$(CFG)" == "osgPlugin md2 - Win32 Release"
# PROP BASE Use_MFC 0
# PROP BASE Use_Debug_Libraries 0
# PROP BASE Output_Dir "Release"
# PROP BASE Intermediate_Dir "Release"
# PROP BASE Target_Dir ""
# PROP Use_MFC 0
# PROP Use_Debug_Libraries 0
# PROP Output_Dir "../../../lib"
# PROP Intermediate_Dir "Release"
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
# ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /YX /FD /c
# ADD CPP /nologo /MD /W3 /GR /GX /O2 /I "../../../include" /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /YX /FD /c
# ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
# ADD BASE RSC /l 0x809 /d "NDEBUG"
# ADD RSC /l 0x809 /d "NDEBUG"
BSC32=bscmake.exe
# ADD BASE BSC32 /nologo
# ADD BSC32 /nologo
LINK32=link.exe
# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /machine:I386
# ADD LINK32 /nologo /dll /pdb:none /machine:I386 /nodefaultlib:"LIBC" /out:"../../../bin/osgdb_md2.dll" /libpath:"../../../lib"
# SUBTRACT LINK32 /nodefaultlib
!ELSEIF "$(CFG)" == "osgPlugin md2 - Win32 Debug"
# PROP BASE Use_MFC 0
# PROP BASE Use_Debug_Libraries 1
# PROP BASE Output_Dir "Debug"
# PROP BASE Intermediate_Dir "Debug"
# PROP BASE Target_Dir ""
# PROP Use_MFC 0
# PROP Use_Debug_Libraries 1
# PROP Output_Dir "../../../lib"
# PROP Intermediate_Dir "Debug"
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
# ADD BASE CPP /nologo /MTd /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /YX /FD /GZ /c
# ADD CPP /nologo /MDd /W3 /Gm /vmg /vd0 /GR /GX /Zi /Od /I "../../../include" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "WIN32" /D "_DEBUG" /YX /FD /GZ /c
# ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
# ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
# ADD BASE RSC /l 0x809 /d "_DEBUG"
# ADD RSC /l 0x809 /d "_DEBUG"
BSC32=bscmake.exe
# ADD BASE BSC32 /nologo
# ADD BSC32 /nologo
LINK32=link.exe
# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /dll /debug /machine:I386 /pdbtype:sept
# ADD LINK32 /nologo /dll /debug /machine:I386 /nodefaultlib:"LIBC" /out:"../../../bin/osgdb_md2d.dll" /pdbtype:sept /libpath:"../../../lib"
# SUBTRACT LINK32 /nodefaultlib
!ENDIF
# Begin Target
# Name "osgPlugin md2 - Win32 Release"
# Name "osgPlugin md2 - Win32 Debug"
# Begin Group "Source Files"
# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
# Begin Source File
SOURCE=..\..\..\src\osgPlugins\md2\ReaderWriterMD2.cpp
# End Source File
# End Group
# Begin Group "Header Files"
# PROP Default_Filter "h;hpp;hxx;hm;inl"
# End Group
# Begin Group "Resource Files"
# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
# Begin Source File
SOURCE=..\..\..\src\osgPlugins\md2\anorms.h
# End Source File
# End Group
# End Target
# End Project

16
src/osgPlugins/md2/Makefile Normal file
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@@ -0,0 +1,16 @@
TOPDIR = ../../..
include $(TOPDIR)/Make/makedefs
CXXFILES =\
ReaderWriterMD2.cpp\
INC += -I$(THISDIR)
LIBS += $(OSG_LIBS) $(OTHER_LIBS)
TARGET_BASENAME = md2
include $(TOPDIR)/Make/cygwin_plugin_def
PLUGIN = $(PLUGIN_PREFIX)$(TARGET_BASENAME).$(PLUGIN_EXT)
include $(TOPDIR)/Make/makerules

408
src/osgPlugins/md2/ReaderWriterMD2.cpp Normal file
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@@ -0,0 +1,408 @@
/*
* ReaderWriterMD2.cpp
*
* MD2 Reading code
*
* Author(s): Vladimir Vukicevic <vladimir@pobox.com>
*
*/
#include <osg/TexEnv>
#include <osg/CullFace>
#include <osg/Geode>
#include <osg/Geometry>
#include <osg/Material>
#include <osg/Image>
#include <osg/Texture2D>
#include <osg/Switch>
#include <osg/Sequence>
#include <osg/Notify>
#include <osgDB/Registry>
#include <osgDB/ReadFile>
#include <osgDB/FileNameUtils>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/stat.h>
#include <assert.h>
static osg::Node* load_md2 (const char *filename);
class ReaderWriterMD2 : public osgDB::ReaderWriter
{
public:
ReaderWriterMD2 () { }
virtual const char* className () {
return "Quake MD2 Reader";
}
virtual bool acceptsExtension (const std::string& extension) {
return osgDB::equalCaseInsensitive (extension, "md2") ? true : false;
}
virtual ReadResult readNode (const std::string& filename,
const osgDB::ReaderWriter::Options* options);
};
osgDB::RegisterReaderWriterProxy<ReaderWriterMD2> g_readerWriter_MD2_Proxy;
osgDB::ReaderWriter::ReadResult
ReaderWriterMD2::readNode (const std::string& filename,
const osgDB::ReaderWriter::Options* options)
{
return load_md2 (filename.data());
}
/////////////////// MD2 parsing code //////////////////////
typedef struct {
int magic;
int version;
int skinWidth;
int skinHeight;
int frameSize; // size of each frame in bytes
int numSkins;
int numVertices; // number of vertices in each frame
int numTexcoords; // number of texcoords in each frame (usually same as numVertices)
int numTriangles; // number of triangles in each frame
int numGlCommands;
int numFrames; // number of frames
int offsetSkins;
int offsetTexCoords;
int offsetTriangles;
int offsetFrames;
int offsetGlCommands; // num dwords in gl commands list
int offsetEnd;
} MD2_HEADER;
#define MD2_HEADER_MAGIC 0x32504449
typedef struct {
unsigned char vertex[3];
unsigned char lightNormalIndex;
} MD2_VERTEX;
typedef struct {
float scale[3];
float translate[3];
char name[16];
MD2_VERTEX vertices[1];
} MD2_FRAME;
typedef struct {
short vertexIndices[3];
short textureIndices[3];
} MD2_TRIANGLE;
typedef struct {
float s;
float t;
int vertexIndex;
} MD2_GLCOMMANDVERTEX;
typedef struct {
short s;
short t;
} MD2_TEXTURECOORDINATE;
typedef struct {
char name[64];
} MD2_SKIN;
#define NUMVERTEXNORMALS 162
float g_md2VertexNormals[NUMVERTEXNORMALS][3] = {
#include "anorms.h"
};
osg::Vec3Array *g_md2NormalsArray = NULL;
//
// the result will be an osg::Switch
// whose children will be osg::Sequences, one for each animation
// the children of the osg::Sequence will be the osg::Geode that contains the
// osg::Geometry of the relevant frame. The osg::Geode will have a osg::StateSet
// containing the texture information.
//
// this is also quite non-portable to non-little-endian architectures
static osg::Node*
load_md2 (const char *filename)
{
struct stat st;
void *mapbase;
void *p;
int file_fd;
osg::Node* result = NULL;
if (stat (filename, &st) < 0) {
return NULL;
}
file_fd = open (filename, O_RDONLY);
if (file_fd <= 0) {
return NULL;
}
#if 0
mapbase = mmap (NULL, st.st_size, PROT_READ, MAP_SHARED, file_fd, 0);
if (mapbase == NULL) {
close (file_fd);
return NULL;
}
#else
mapbase = malloc (st.st_size);
read (file_fd, mapbase, st.st_size);
#endif
if (g_md2NormalsArray == NULL) {
g_md2NormalsArray = new osg::Vec3Array;
for (int i = 0; i < NUMVERTEXNORMALS; i++)
g_md2NormalsArray->push_back (osg::Vec3 (g_md2VertexNormals[i][0], g_md2VertexNormals[i][1], g_md2VertexNormals[i][2]));
}
MD2_HEADER *md2_header = (MD2_HEADER *) mapbase;
if (md2_header->magic != MD2_HEADER_MAGIC || md2_header->version != 8) {
#if 0
munmap (mapbase);
#else
free (mapbase);
#endif
close (file_fd);
return NULL;
}
MD2_SKIN *md2_skins = (MD2_SKIN *) ((unsigned char *) mapbase + md2_header->offsetSkins);
MD2_TEXTURECOORDINATE *md2_texcoords = (MD2_TEXTURECOORDINATE *) ((unsigned char *) mapbase + md2_header->offsetTexCoords);
MD2_TRIANGLE *md2_triangles = (MD2_TRIANGLE *) ((unsigned char *) mapbase + md2_header->offsetTriangles);
osg::Switch *base_switch = new osg::Switch ();
osg::Sequence *current_sequence = NULL;
// read in the frame info into a vector
const char *last_frame_name = NULL;
osg::Vec3Array *vertexCoords = NULL;
osg::Vec2Array *texCoords = NULL;
osg::UIntArray *vertexIndices = NULL;
osg::UIntArray *texIndices = NULL;
osg::Vec3Array *normalCoords = NULL;
osg::UIntArray *normalIndices = NULL;
// load the texture skins
// there is code here to support multiple skins, but there's no need for it
// since we really just want to support one; we have no way of returning more
// than one to the user in any case.
#if 0
std::vector<osg::Texture2D*> skin_textures;
for (int si = 0; si < md2_header->numSkins; si++) {
osg::Image *img;
osg::Texture2D *tex;
std::string imgname (md2_skins[si].name);
// first try loading the imgname straight
img = osgDB::readImageFile (imgname);
if (img) {
tex = new osg::Texture2D;
tex->setImage (img);
skin_textures.push_back (tex);
continue;
}
// we failed, so check if it's a PCX image
if (imgname.size() > 4 &&
osgDB::equalCaseInsensitive (imgname.substr (imgname.size() - 3, 3), "pcx"))
{
// it's a pcx, so try bmp and tga, since pcx sucks
std::string basename = imgname.substr (0, imgname.size() - 3);
img = osgDB::readImageFile (basename + "bmp");
if (img) {
tex = new osg::Texture2D;
tex->setImage (img);
skin_textures.push_back (tex);
continue;
}
img = osgDB::readImageFile (basename + "tga");
if (img) {
tex = new osg::Texture2D;
tex->setImage (img);
skin_textures.push_back (tex);
continue;
}
}
// couldn't find the referenced texture skin for this model
skin_textures.push_back (NULL);
osg::notify(osg::WARN) << "MD2 Loader: Couldn't load skin " << imgname << " referenced by model " << filename << std::endl;
}
#else
// load the single skin
osg::Image *skin_image = NULL;
osg::Texture2D *skin_texture = NULL;
if (md2_header->numSkins > 0) {
std::string imgname (md2_skins[0].name);
do {
// first try loading the imgname straight
skin_image = osgDB::readImageFile (imgname);
if (skin_image) break;
// we failed, so check if it's a PCX image
if (imgname.size() > 4 &&
osgDB::equalCaseInsensitive (imgname.substr (imgname.size() - 3, 3), "pcx"))
{
// it's a pcx, so try bmp and tga, since pcx sucks
std::string basename = imgname.substr (0, imgname.size() - 3);
skin_image = osgDB::readImageFile (basename + "bmp");
if (skin_image) break;
skin_image = osgDB::readImageFile (basename + "tga");
if (skin_image) break;
}
} while (0);
if (skin_image) {
skin_texture = new osg::Texture2D;
skin_texture->setImage (skin_image);
skin_texture->setFilter (osg::Texture2D::MAG_FILTER, osg::Texture2D::NEAREST);
} else {
// couldn't find the referenced texture skin for this model
osg::notify(osg::WARN) << "MD2 Loader: Couldn't load skin " << imgname << " referenced by model " << filename << std::endl;
}
}
#endif
int sequence_frame = 0;
for (int curFrame = 0; curFrame < md2_header->numFrames; curFrame++) {
// std::cerr << "Num vertices " << md2_header->numVertices << std::endl;
long *command = (long *) ((unsigned char *) mapbase + md2_header->offsetGlCommands);
MD2_FRAME *frame = (MD2_FRAME *) ((unsigned char *) mapbase + md2_header->offsetFrames + (md2_header->frameSize * curFrame));
MD2_VERTEX *frame_vertices = frame->vertices;
// std::cerr << "Reading frame " << curFrame << " (gl offset: " << md2_header->offsetGlCommands << ") name: " << frame->name << std::endl;
int last_len = last_frame_name ? strcspn (last_frame_name, "0123456789") : 0;
int cur_len = strcspn (frame->name, "0123456789");
if (last_len != cur_len || strncmp (last_frame_name, frame->name, last_len) != 0) {
if (current_sequence) {
current_sequence->setInterval (osg::Sequence::LOOP, 0, -1);
base_switch->addChild (current_sequence);
}
current_sequence = new osg::Sequence ();
current_sequence->setMode (osg::Sequence::START);
current_sequence->setDuration (1.0f, -1);
sequence_frame = 0;
current_sequence->setName (std::string (frame->name, cur_len));
}
vertexCoords = new osg::Vec3Array;
normalCoords = new osg::Vec3Array;
for (int vi = 0; vi < md2_header->numVertices; vi++) {
vertexCoords->push_back
(osg::Vec3
(frame_vertices[vi].vertex[0] * frame->scale[0] + frame->translate[0],
-1 * (frame_vertices[vi].vertex[2] * frame->scale[2] + frame->translate[2]),
frame_vertices[vi].vertex[1] * frame->scale[1] + frame->translate[1]));
osg::Vec3 z = (*g_md2NormalsArray) [frame_vertices[vi].lightNormalIndex];
normalCoords->push_back (z);
}
if (curFrame == 0) {
vertexIndices = new osg::UIntArray;
normalIndices = new osg::UIntArray;
texCoords = new osg::Vec2Array;
texIndices = new osg::UIntArray;
for (int vi = 0; vi < md2_header->numTexcoords; vi++) {
texCoords->push_back
(osg::Vec2 ((float) md2_texcoords[vi].s / md2_header->skinWidth,
1.0f - (float) md2_texcoords[vi].t / md2_header->skinHeight));
}
for (int ti = 0; ti < md2_header->numTriangles; ti++) {
vertexIndices->push_back (md2_triangles[ti].vertexIndices[0]);
vertexIndices->push_back (md2_triangles[ti].vertexIndices[1]);
vertexIndices->push_back (md2_triangles[ti].vertexIndices[2]);
normalIndices->push_back (md2_triangles[ti].vertexIndices[0]);
normalIndices->push_back (md2_triangles[ti].vertexIndices[1]);
normalIndices->push_back (md2_triangles[ti].vertexIndices[2]);
texIndices->push_back (md2_triangles[ti].textureIndices[0]);
texIndices->push_back (md2_triangles[ti].textureIndices[1]);
texIndices->push_back (md2_triangles[ti].textureIndices[2]);
}
}
osg::Geometry *geom = new osg::Geometry;
geom->setVertexArray (vertexCoords);
geom->setVertexIndices (vertexIndices);
geom->setTexCoordArray (0, texCoords);
geom->setTexCoordIndices (0, texIndices);
geom->setNormalArray (g_md2NormalsArray);
geom->setNormalIndices (normalIndices);
geom->setNormalBinding (osg::Geometry::BIND_PER_VERTEX);
geom->addPrimitiveSet (new osg::DrawArrays (osg::PrimitiveSet::TRIANGLES, 0, vertexIndices->size ()));
osg::Geode *geode = new osg::Geode;
geode->addDrawable (geom);
current_sequence->addChild (geode);
current_sequence->setTime (sequence_frame, 0.2);
sequence_frame++;
last_frame_name = frame->name;
}
if (current_sequence) {
current_sequence->setInterval (osg::Sequence::LOOP, 0, -1);
base_switch->addChild (current_sequence);
}
osg::StateSet *state = new osg::StateSet;
if (skin_texture != NULL) {
state->setTextureAttributeAndModes (0, skin_texture, osg::StateAttribute::ON);
}
base_switch->setStateSet (state);
//base_switch->setAllChildrenOff ();
base_switch->setSingleChildOn(0);
result = base_switch;
#if 0
munamp (mapbase);
#else
free (mapbase);
#endif
close (file_fd);
return result;
}

181
src/osgPlugins/md2/anorms.h Normal file
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@@ -0,0 +1,181 @@
/*
Copyright (C) 1997-2001 Id Software, Inc.
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.
*/
{-0.525731, 0.000000, 0.850651},
{-0.442863, 0.238856, 0.864188},
{-0.295242, 0.000000, 0.955423},
{-0.309017, 0.500000, 0.809017},
{-0.162460, 0.262866, 0.951056},
{0.000000, 0.000000, 1.000000},
{0.000000, 0.850651, 0.525731},
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