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/**
*
* This file is part of Tulip (www.tulip-software.org)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux 1 and Inria Bordeaux - Sud Ouest
*
* Tulip 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 3
* of the License, or (at your option) any later version.
*
* Tulip 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.
*
*/
#include <cmath>
#include <tulip/StringProperty.h>
#include <tulip/ColorProperty.h>
#include <tulip/GlDisplayListManager.h>
#include <tulip/GlTextureManager.h>
#include <tulip/OpenGlConfigManager.h>
#include <tulip/Graph.h>
#include <tulip/Glyph.h>
#include <tulip/GlTools.h>
using namespace std;
using namespace tlp;
/** \addtogroup glyph */
/// A 3D glyph.
/**
* This glyph draws an textured a half cylinder - a cylinder whose height
* is half the one draws by the Cylinder glyph - using the "viewTexture"
* node property value. If this property has no value, the half cylinder
* is then colored using the "viewColor" node property value.
*/
/*@{*/
//=================================================================================================
class HalfCylinder : public Glyph {
public:
HalfCylinder(GlyphContext *gc=NULL);
virtual ~HalfCylinder();
virtual void getIncludeBoundingBox(BoundingBox &boundingBox,node);
virtual void draw(node n,float lod);
virtual Coord getAnchor(const Coord &vector) const;
private:
};
GLYPHPLUGIN(HalfCylinder, "3D - Half Cylinder", "Auber David", "31/07/2002", "Textured HalfCylinder", "1.0", 10);
//=================================================================================================
HalfCylinder::HalfCylinder(GlyphContext *gc): Glyph(gc) {
}
//=================================================================================================
HalfCylinder::~HalfCylinder() {
}
//=====================================================
void HalfCylinder::getIncludeBoundingBox(BoundingBox &boundingBox,node) {
boundingBox[0] = Coord(-0.35f, -0.35f, 0);
boundingBox[1] = Coord(0.35f, 0.35f, 1);
}
//=================================================================================================
void HalfCylinder::draw(node n,float) {
if(GlDisplayListManager::getInst().beginNewDisplayList("Halfcylinder_halfcylinder")) {
GLUquadricObj *quadratic;
quadratic = gluNewQuadric();
gluQuadricNormals(quadratic, GLU_SMOOTH);
gluQuadricTexture(quadratic, GL_TRUE);
gluQuadricOrientation(quadratic, GLU_INSIDE);
gluDisk(quadratic, 0.0f, 0.5f, 10, 10);
gluQuadricOrientation(quadratic, GLU_OUTSIDE);
gluCylinder(quadratic, 0.5f, 0.5f, 0.5f, 10, 10);
glTranslatef(0.0f, 0.0f,0.5f);
gluDisk(quadratic, 0.0f, 0.5f, 10, 10);
GlDisplayListManager::getInst().endNewDisplayList();
gluDeleteQuadric(quadratic);
}
setMaterial(glGraphInputData->getElementColor()->getNodeValue(n));
string texFile = glGraphInputData->getElementTexture()->getNodeValue(n);
if (texFile != "") {
string texturePath=glGraphInputData->parameters->getTexturePath();
GlTextureManager::getInst().activateTexture(texturePath+texFile);
}
OpenGlConfigManager::getInst().activatePolygonAntiAliasing();
GlDisplayListManager::getInst().callDisplayList("Halfcylinder_halfcylinder");
OpenGlConfigManager::getInst().desactivatePolygonAntiAliasing();
GlTextureManager::getInst().desactivateTexture();
}
//=================================================================================================
Coord HalfCylinder::getAnchor(const Coord &vector) const {
Coord anchor = vector;
float x,y,z,n;
anchor.get(x,y,z);
n = sqrt(x*x + y*y);
if( n == 0.0f )
return anchor;
n = 0.5f / n;
x *= n;
y *= n;
z *= n;
if (z < 0.0f) z = 0.0f; //z = z >? 0.0f;
if (z > 0.5f) z = 0.5f; //z = z <? 0.5f;
return Coord(x,y,z);
}
//=================================================================================================
/*@}*/
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