+ Split SoBrepShape into three files
This commit is contained in:
wmayer
328
src/Mod/Part/Gui/SoBrepEdgeSet.cpp
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328
src/Mod/Part/Gui/SoBrepEdgeSet.cpp
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/***************************************************************************
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* Copyright (c) 2011 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# ifdef FC_OS_WIN32
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# include <windows.h>
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# endif
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# ifdef FC_OS_MACOSX
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# include <OpenGL/gl.h>
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# else
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# include <GL/gl.h>
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# endif
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# include <float.h>
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# include <algorithm>
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# include <Inventor/SoPickedPoint.h>
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# include <Inventor/SoPrimitiveVertex.h>
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# include <Inventor/actions/SoCallbackAction.h>
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# include <Inventor/actions/SoGetBoundingBoxAction.h>
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# include <Inventor/actions/SoGetPrimitiveCountAction.h>
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# include <Inventor/actions/SoGLRenderAction.h>
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# include <Inventor/actions/SoPickAction.h>
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# include <Inventor/actions/SoWriteAction.h>
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# include <Inventor/bundles/SoMaterialBundle.h>
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# include <Inventor/bundles/SoTextureCoordinateBundle.h>
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# include <Inventor/elements/SoOverrideElement.h>
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# include <Inventor/elements/SoCoordinateElement.h>
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# include <Inventor/elements/SoGLCoordinateElement.h>
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# include <Inventor/elements/SoGLCacheContextElement.h>
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# include <Inventor/elements/SoLineWidthElement.h>
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# include <Inventor/elements/SoPointSizeElement.h>
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# include <Inventor/errors/SoReadError.h>
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# include <Inventor/details/SoFaceDetail.h>
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# include <Inventor/details/SoLineDetail.h>
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# include <Inventor/misc/SoState.h>
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#endif
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#include "SoBrepEdgeSet.h"
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#include <Gui/SoFCUnifiedSelection.h>
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#include <Gui/SoFCSelectionAction.h>
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using namespace PartGui;
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SO_NODE_SOURCE(SoBrepEdgeSet);
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void SoBrepEdgeSet::initClass()
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{
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SO_NODE_INIT_CLASS(SoBrepEdgeSet, SoIndexedLineSet, "IndexedLineSet");
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}
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SoBrepEdgeSet::SoBrepEdgeSet()
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{
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SO_NODE_CONSTRUCTOR(SoBrepEdgeSet);
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SO_NODE_ADD_FIELD(highlightIndex, (-1));
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SO_NODE_ADD_FIELD(selectionIndex, (-1));
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selectionIndex.setNum(0);
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}
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void SoBrepEdgeSet::GLRender(SoGLRenderAction *action)
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{
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if (this->selectionIndex.getNum() > 0)
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renderSelection(action);
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if (this->highlightIndex.getValue() >= 0)
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renderHighlight(action);
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inherited::GLRender(action);
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// Workaround for #0000433
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//#if !defined(FC_OS_WIN32)
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if (this->highlightIndex.getValue() >= 0)
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renderHighlight(action);
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if (this->selectionIndex.getNum() > 0)
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renderSelection(action);
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//#endif
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}
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void SoBrepEdgeSet::GLRenderBelowPath(SoGLRenderAction * action)
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{
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inherited::GLRenderBelowPath(action);
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}
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void SoBrepEdgeSet::renderShape(const SoGLCoordinateElement * const coords,
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const int32_t *cindices, int numindices)
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{
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const SbVec3f * coords3d = coords->getArrayPtr3();
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int32_t i;
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int previ;
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const int32_t *end = cindices + numindices;
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while (cindices < end) {
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glBegin(GL_LINE_STRIP);
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previ = *cindices++;
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i = (cindices < end) ? *cindices++ : -1;
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while (i >= 0) {
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glVertex3fv((const GLfloat*) (coords3d + previ));
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glVertex3fv((const GLfloat*) (coords3d + i));
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previ = i;
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i = cindices < end ? *cindices++ : -1;
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}
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glEnd();
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}
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}
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void SoBrepEdgeSet::renderHighlight(SoGLRenderAction *action)
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{
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SoState * state = action->getState();
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state->push();
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//SoLineWidthElement::set(state, this, 4.0f);
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SoLazyElement::setEmissive(state, &this->highlightColor);
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SoOverrideElement::setEmissiveColorOverride(state, this, TRUE);
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SoLazyElement::setDiffuse(state, this,1, &this->highlightColor,&this->colorpacker1);
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SoOverrideElement::setDiffuseColorOverride(state, this, TRUE);
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SoLazyElement::setLightModel(state, SoLazyElement::BASE_COLOR);
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const SoCoordinateElement * coords;
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const SbVec3f * normals;
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const int32_t * cindices;
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int numcindices;
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const int32_t * nindices;
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const int32_t * tindices;
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const int32_t * mindices;
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SbBool normalCacheUsed;
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this->getVertexData(state, coords, normals, cindices, nindices,
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tindices, mindices, numcindices, FALSE, normalCacheUsed);
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SoMaterialBundle mb(action);
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mb.sendFirst(); // make sure we have the correct material
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const int32_t* id = &(this->hl[0]);
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int num = (int)this->hl.size();
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renderShape(static_cast<const SoGLCoordinateElement*>(coords), id, num);
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state->pop();
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}
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void SoBrepEdgeSet::renderSelection(SoGLRenderAction *action)
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{
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int numSelected = this->selectionIndex.getNum();
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if (numSelected == 0) return;
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SoState * state = action->getState();
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state->push();
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//SoLineWidthElement::set(state, this, 4.0f);
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SoLazyElement::setEmissive(state, &this->selectionColor);
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SoOverrideElement::setEmissiveColorOverride(state, this, TRUE);
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SoLazyElement::setDiffuse(state, this,1, &this->selectionColor,&this->colorpacker2);
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SoOverrideElement::setDiffuseColorOverride(state, this, TRUE);
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SoLazyElement::setLightModel(state, SoLazyElement::BASE_COLOR);
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const SoCoordinateElement * coords;
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const SbVec3f * normals;
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const int32_t * cindices;
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int numcindices;
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const int32_t * nindices;
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const int32_t * tindices;
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const int32_t * mindices;
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SbBool normalCacheUsed;
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this->getVertexData(state, coords, normals, cindices, nindices,
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tindices, mindices, numcindices, FALSE, normalCacheUsed);
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SoMaterialBundle mb(action);
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mb.sendFirst(); // make sure we have the correct material
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cindices = &(this->sl[0]);
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numcindices = (int)this->sl.size();
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renderShape(static_cast<const SoGLCoordinateElement*>(coords), cindices, numcindices);
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state->pop();
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}
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static void createIndexArray(const int32_t* segm, int numsegm,
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const int32_t* cindices, int numcindices,
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std::vector<int32_t>& out)
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{
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std::vector<int32_t> v;
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for (int j=0; j<numsegm; j++) {
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int index = segm[j];
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int start=0, num=0;
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int section=0;
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for (int i=0;i<numcindices;i++) {
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if (section < index)
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start++;
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else if (section == index)
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num++;
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else if (section > index)
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break;
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if (cindices[i] < 0)
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section++;
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}
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v.insert(v.end(), cindices+start, cindices+start+num);
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}
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out.swap(v);
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}
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void SoBrepEdgeSet::doAction(SoAction* action)
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{
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if (action->getTypeId() == Gui::SoHighlightElementAction::getClassTypeId()) {
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Gui::SoHighlightElementAction* hlaction = static_cast<Gui::SoHighlightElementAction*>(action);
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if (!hlaction->isHighlighted()) {
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this->highlightIndex = -1;
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this->hl.clear();
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return;
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}
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const SoDetail* detail = hlaction->getElement();
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if (detail) {
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if (!detail->isOfType(SoLineDetail::getClassTypeId())) {
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this->highlightIndex = -1;
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this->hl.clear();
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return;
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}
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this->highlightColor = hlaction->getColor();
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int32_t index = static_cast<const SoLineDetail*>(detail)->getLineIndex();
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const int32_t* cindices = this->coordIndex.getValues(0);
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int numcindices = this->coordIndex.getNum();
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createIndexArray(&index, 1, cindices, numcindices, this->hl);
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this->highlightIndex.setValue(index);
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}
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}
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else if (action->getTypeId() == Gui::SoSelectionElementAction::getClassTypeId()) {
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Gui::SoSelectionElementAction* selaction = static_cast<Gui::SoSelectionElementAction*>(action);
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this->selectionColor = selaction->getColor();
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if (selaction->getType() == Gui::SoSelectionElementAction::All) {
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const int32_t* cindices = this->coordIndex.getValues(0);
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int numcindices = this->coordIndex.getNum();
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unsigned int num = std::count_if(cindices, cindices+numcindices,
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std::bind2nd(std::equal_to<int32_t>(), -1));
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this->sl.clear();
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this->selectionIndex.setNum(num);
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int32_t* v = this->selectionIndex.startEditing();
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for (unsigned int i=0; i<num;i++)
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v[i] = i;
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this->selectionIndex.finishEditing();
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int numsegm = this->selectionIndex.getNum();
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if (numsegm > 0) {
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const int32_t* selsegm = this->selectionIndex.getValues(0);
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const int32_t* cindices = this->coordIndex.getValues(0);
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int numcindices = this->coordIndex.getNum();
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createIndexArray(selsegm, numsegm, cindices, numcindices, this->sl);
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}
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return;
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}
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else if (selaction->getType() == Gui::SoSelectionElementAction::None) {
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this->selectionIndex.setNum(0);
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this->sl.clear();
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return;
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}
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const SoDetail* detail = selaction->getElement();
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if (detail) {
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if (!detail->isOfType(SoLineDetail::getClassTypeId())) {
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return;
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}
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int index = static_cast<const SoLineDetail*>(detail)->getLineIndex();
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switch (selaction->getType()) {
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case Gui::SoSelectionElementAction::Append:
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{
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int start = this->selectionIndex.getNum();
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this->selectionIndex.set1Value(start, index);
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}
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break;
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case Gui::SoSelectionElementAction::Remove:
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{
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int start = this->selectionIndex.find(index);
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this->selectionIndex.deleteValues(start,1);
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}
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break;
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default:
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break;
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}
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int numsegm = this->selectionIndex.getNum();
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if (numsegm > 0) {
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const int32_t* selsegm = this->selectionIndex.getValues(0);
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const int32_t* cindices = this->coordIndex.getValues(0);
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int numcindices = this->coordIndex.getNum();
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createIndexArray(selsegm, numsegm, cindices, numcindices, this->sl);
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}
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}
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}
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inherited::doAction(action);
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}
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SoDetail * SoBrepEdgeSet::createLineSegmentDetail(SoRayPickAction * action,
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const SoPrimitiveVertex * v1,
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const SoPrimitiveVertex * v2,
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SoPickedPoint * pp)
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{
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SoDetail* detail = inherited::createLineSegmentDetail(action, v1, v2, pp);
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SoLineDetail* line_detail = static_cast<SoLineDetail*>(detail);
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int index = line_detail->getLineIndex();
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line_detail->setPartIndex(index);
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return detail;
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}
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