mcmesh.cpp 6.3 KB
Newer Older
Sylvain Thery's avatar
Sylvain Thery committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps  *
* version 0.1                                                                  *
* Copyright (C) 2009, IGG Team, LSIIT, University of Strasbourg                *
*                                                                              *
* 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 Street, Fifth Floor, Boston, MA  02110-1301 USA.           *
*                                                                              *
* Web site: https://iggservis.u-strasbg.fr/CGoGN/                              *
* Contact information: cgogn@unistra.fr                                        *
*                                                                              *
*******************************************************************************/

#include "mcmesh.h"

MCMesh::MCMesh() :
	m_drawEdges(true),
	m_drawFaces(true),
	m_render(NULL),
	m_flatShader(NULL),
	m_simpleColorShader(NULL)
33
{}
Sylvain Thery's avatar
Sylvain Thery committed
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133

void MCMesh::initGUI()
{
    setDock(&dock);

    dock.check_drawEdges->setChecked(true);
    dock.check_drawFaces->setChecked(true);

	setCallBack( dock.check_drawEdges, SIGNAL(toggled(bool)), SLOT(slot_drawEdges(bool)) );
	setCallBack( dock.check_drawFaces, SIGNAL(toggled(bool)), SLOT(slot_drawFaces(bool)) );
}

void MCMesh::cb_initGL()
{
	Geom::Vec4f colClear(0.2f, 0.2f, 0.2f, 0.1f);
	Geom::Vec4f colDif(0.8f, 0.9f, 0.7f, 1.0f);
	Geom::Vec4f colSpec(0.9f, 0.9f, 0.9f, 1.0f);

	m_render = new Algo::Render::GL2::MapRender();

	m_positionVBO = new Utils::VBO();
	m_flatShader = new Utils::ShaderFlat();
	m_flatShader->setAttributePosition(m_positionVBO);
	m_flatShader->setAmbiant(colClear);
	m_flatShader->setDiffuse(colDif);
	m_flatShader->setExplode(1.0f);

	m_simpleColorShader = new Utils::ShaderSimpleColor();
	m_simpleColorShader->setAttributePosition(m_positionVBO);

	registerShader(m_flatShader);
	registerShader(m_simpleColorShader);
}

void MCMesh::cb_redraw()
{
	if (m_drawEdges)
	{
		glLineWidth(1.0f);
		if (m_drawFaces)
		{
			Geom::Vec4f c(0.0f, 0.0f, 0.0f, 0.0f);
			m_simpleColorShader->setColor(c);
		}
		else
		{
			Geom::Vec4f c(1.0f, 1.0f, 0.0f, 0.0f);
			m_simpleColorShader->setColor(c);
		}
		m_render->draw(m_simpleColorShader, Algo::Render::GL2::LINES);
	}

	glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
	glEnable(GL_LIGHTING);
	glEnable(GL_POLYGON_OFFSET_FILL);
	glPolygonOffset(1.0f, 1.0f);
	if (m_drawFaces)
	{
		m_flatShader->setExplode(1.0f);
		m_render->draw(m_flatShader, Algo::Render::GL2::TRIANGLES);

	}
	else
	{
		if (m_drawEdges)
		{
			Geom::Vec4f c(0.0f, 0.0f, 0.0f, 0.0f);
			m_simpleColorShader->setColor(c);
			m_render->draw(m_simpleColorShader, Algo::Render::GL2::TRIANGLES);
		}
	}
	glDisable(GL_POLYGON_OFFSET_FILL);
}

void MCMesh::cb_Open()
{
//	std::string filters("all (*.*);; trian (*.trian);; ctm (*.ctm);; off (*.off);; ply (*.ply)");
//	std::string filename = selectFile("Open Mesh", "", filters);
//	if (filename.empty())
//		return;
//
//	updateGL();
}

void MCMesh::slot_drawEdges(bool b)
{
	m_drawEdges = b;
	updateGL();
}

void MCMesh::slot_drawFaces(bool b)
{
	m_drawFaces = b;
	updateGL();
}

void MCMesh::MC()
{
	myMap.clear(false);
	// elargir l'image pour le calcul de la courbure
134
	SAlgo::MC::Image<DATATYPE>* myImgFr = myImg->addFrame(1);
Sylvain Thery's avatar
Sylvain Thery committed
135

136
	SAlgo::MC::WindowingGreater<DATATYPE> myWindFunc;
Sylvain Thery's avatar
Sylvain Thery committed
137 138
	myWindFunc.setIsoValue(DATATYPE(127));

139
	position = myMap.getAttribute<VEC3, VERTEX, MAP>("position");
Sylvain Thery's avatar
Sylvain Thery committed
140
	if (!position.isValid())
141
		position = myMap.addAttribute<VEC3, VERTEX, MAP>("position");
Sylvain Thery's avatar
Sylvain Thery committed
142 143

	// instanciation du mc
144
	SAlgo::MC::MarchingCube<DATATYPE, SAlgo::MC::WindowingGreater,PFP> mc(myImgFr, &myMap, position, myWindFunc, false);
Sylvain Thery's avatar
Sylvain Thery committed
145 146 147 148 149 150 151 152 153 154
	mc.simpleMeshing();

	delete myImgFr;
	
	updateRender();
	updateGL();
}

void MCMesh::updateRender()
{
Sylvain Thery's avatar
Sylvain Thery committed
155
//	SelectorDartNoBoundary<PFP::MAP> nb(myMap);
156 157 158
	//TODO	add Browser for no border
	m_render->initPrimitives<PFP>(myMap, Algo::Render::GL2::LINES);
	m_render->initPrimitives<PFP>(myMap, Algo::Render::GL2::TRIANGLES);
Sylvain Thery's avatar
Sylvain Thery committed
159 160 161 162 163 164 165 166 167 168 169

	m_positionVBO->updateData(position);

	bb = Algo::Geometry::computeBoundingBox<PFP>(myMap, position);

	setParamObject(bb.maxSize(), bb.center().data());
	updateGLMatrices();
}

void MCMesh::fromFile(char* fname)
{
170
	myImg = new SAlgo::MC::Image<DATATYPE>();
Sylvain Thery's avatar
Sylvain Thery committed
171 172 173 174 175 176 177 178 179 180
	myImg->loadInrgz(fname);
	CGoGNout << "Image chargee"<<CGoGNendl;
	CGoGNout << myImg->getWidthX() <<"x"<< myImg->getWidthY() <<"x"<< myImg->getWidthZ() << "voxels"<<CGoGNendl;
}

void MCMesh::sphere()
{
	DATATYPE *img = new DATATYPE[128*128*128];
	DATATYPE *ptr = img;
	for (int x=0; x<128; ++x)
181
	{
Sylvain Thery's avatar
Sylvain Thery committed
182
		for (int y=0; y<128; ++y)
183
		{
Sylvain Thery's avatar
Sylvain Thery committed
184 185 186 187 188 189 190 191
			for (int z=0; z<128; ++z)
			{
				Geom::Vec3f V(x-64, y-64, z-64);
				if (V.norm() < 30)
					*ptr++ = 255;
				else
					*ptr++ = 0;
			}
192 193
		}
	}
Sylvain Thery's avatar
Sylvain Thery committed
194
	
195
	myImg = new SAlgo::MC::Image<DATATYPE>(img,128,128,128,1.0f,1.0f,1.0f,false);
Sylvain Thery's avatar
Sylvain Thery committed
196 197 198 199 200 201 202 203 204 205 206 207 208 209
}

/**********************************************************************************************
 *                                      MAIN FUNCTION                                         *
 **********************************************************************************************/

int main(int argc, char **argv)
{
	QApplication app(argc, argv);

	MCMesh sqt;
	sqt.setGeometry(0, 0, 1000, 800);
 	sqt.show();

Pierre Kraemer's avatar
Pierre Kraemer committed
210
	sqt.valLabel = DATATYPE(0);
Sylvain Thery's avatar
Sylvain Thery committed
211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228

	if(argc == 2)
	{
		sqt.fromFile(argv[1]);
	}
	else
	{
		sqt.sphere();
	}

	sqt.initGUI();

	sqt.show();
	
	sqt.MC();

	return app.exec();
}