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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/EdgeExtremityGlyph.h>
#include <tulip/GlTools.h>
using namespace std;
using namespace tlp;
/** \addtogroup glyph */
/*@{*/
/// A 3D glyph.
/**
* This glyph draws a textured cone using the "viewTexture" node
* property value. If this property has no value, the cone is then colored
* using the "viewColor" node property value.
*/
//===========================================================
class Cone: public Glyph, public EdgeExtremityGlyphFrom3DGlyph {
public:
Cone(GlyphContext *gc = NULL);
Cone(EdgeExtremityGlyphContext *gc);
virtual ~Cone();
virtual void getIncludeBoundingBox(BoundingBox &boundingBox,node);
virtual void draw(node n, float lod);
virtual Coord getAnchor(const Coord &vector) const;
virtual void draw(edge e, node n, const Color& glyphColor, const Color &borderColor, float lod);
private:
void drawCone();
};
//===========================================================
GLYPHPLUGIN(Cone, "3D - Cone", "Bertrand Mathieu", "09/07/2002", "Textured cone", "1.0", 3)
EEGLYPHPLUGIN(Cone, "3D - Cone", "Bertrand Mathieu", "09/07/2002", "Cone", "1.0", 3)
//===================================================================================
Cone::Cone(GlyphContext *gc) :
Glyph(gc), EdgeExtremityGlyphFrom3DGlyph(NULL) {
}
Cone::Cone(EdgeExtremityGlyphContext *gc) :
Glyph(NULL), EdgeExtremityGlyphFrom3DGlyph(gc) {
}
//===========================================================
Cone::~Cone() {
}
//===========================================================
void Cone::getIncludeBoundingBox(BoundingBox& boundingBox,node) {
boundingBox[0] = Coord(-0.25, -0.25, 0);
boundingBox[1] = Coord(0.25, 0.25, 0.5);
}
//===========================================================
void Cone::draw(node n, float) {
if (GlDisplayListManager::getInst().beginNewDisplayList("Cone_cone")) {
drawCone();
GlDisplayListManager::getInst().endNewDisplayList();
}
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("Cone_cone");
OpenGlConfigManager::getInst().desactivatePolygonAntiAliasing();
GlTextureManager::getInst().desactivateTexture();
}
//===========================================================
Coord Cone::getAnchor(const Coord &vector) const {
Coord anchor = vector;
float x, y, z, n;
anchor.get(x, y, z);
n = sqrt(x * x + y * y);
float vx0, vy0, vx1, vy1, x0, y0, x1, y1, px, py;
x0 = 0;
y0 = 0.5;
vx0 = 0.5;
vy0 = -1.0;
x1 = 0;
y1 = 0;
vx1 = sqrt(x * x + y * y);
vy1 = z;
py = -1.0f * (vy1 * (vx0 / vy0 * y0 + x0 - x1) - vx1 * y1) / (vx1 - vy1
/ vy0 * vx0);
px = vx0 * (py - y0) / vy0 + x0;
if (fabsf(py) > 0.5f) {
n = anchor.norm();
py = n * 0.5f / fabsf(z);
anchor.setX(x * py / n);
anchor.setY(y * py / n);
anchor.setZ(z * py / n);
}
else {
anchor.setX(x * px / n);
anchor.setY(y * px / n);
anchor.setZ(py);
}
return anchor;
}
void Cone::draw(edge e, node, const Color& glyphColor,const Color&, float) {
glEnable(GL_LIGHTING);
if (GlDisplayListManager::getInst().beginNewDisplayList("Cone_cone")) {
drawCone();
GlDisplayListManager::getInst().endNewDisplayList();
}
setMaterial(glyphColor);
string texFile = edgeExtGlGraphInputData->getElementTexture()->getEdgeValue(e);
if (texFile != "") {
string texturePath =
edgeExtGlGraphInputData->parameters->getTexturePath();
GlTextureManager::getInst().activateTexture(texturePath + texFile);
}
OpenGlConfigManager::getInst().activatePolygonAntiAliasing();
GlDisplayListManager::getInst().callDisplayList("Cone_cone");
OpenGlConfigManager::getInst().desactivatePolygonAntiAliasing();
GlTextureManager::getInst().desactivateTexture();
}
void Cone::drawCone() {
GLUquadricObj *quadratic;
quadratic = gluNewQuadric();
gluQuadricNormals(quadratic, GLU_SMOOTH);
gluQuadricTexture(quadratic, GL_TRUE);
glTranslatef(0.0f, 0.0f, -0.5f);
gluQuadricOrientation(quadratic, GLU_OUTSIDE);
gluCylinder(quadratic, 0.5f, 0.0f, 1.0f, 10, 10);
gluQuadricOrientation(quadratic, GLU_INSIDE);
gluDisk(quadratic, 0.0f, 0.5f, 10, 10);
gluDeleteQuadric(quadratic);
}
//===========================================================
/*@}*/
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