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added support for choosing normals color and normals linewidth

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This commit is contained in:
T.Alderighi 2018-04-17 18:14:49 +02:00
parent 4ec5ed53ff
commit 8e6a4635ed
2 changed files with 31 additions and 4 deletions
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32
src/meshlabplugins/decorate_base/decorate_base.cpp
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@ -178,17 +178,36 @@ void DecorateBasePlugin::decorateMesh(QAction *a, MeshModel &m, RichParameterSet
case DP_SHOW_NORMALS:
{
glPushAttrib(GL_ENABLE_BIT );
float NormalLen=rm->getFloat(NormalLength());
float NormalLen=rm->getFloat(NormalLength());
float NormalWid = rm->getFloat(NormalWidth());
vcg::Color4b VertNormalColor = rm->getColor4b(NormalVertColor());
vcg::Color4b FaceNormalColor = rm->getColor4b(NormalFaceColor());
bool showselection = rm->getBool(NormalSelection());
float LineLen = m.cm.bbox.Diag()*NormalLen;
glDisable(GL_LIGHTING);
//query line width range
GLfloat widthRange[2];
widthRange[0] = 1.0f; widthRange[1] = 1.0f;
glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, widthRange);
//set line width according to the width range
NormalWid = (NormalWid < widthRange[0]) ? widthRange[0] : NormalWid;
NormalWid = (NormalWid > widthRange[1]) ? widthRange[1] : NormalWid;
//store current linewidth and set new line width
GLfloat lineWidthtmp[1];
glGetFloatv(GL_LINE_WIDTH, lineWidthtmp);
glLineWidth(NormalWid);
glDisable(GL_LIGHTING);
glDisable(GL_TEXTURE_2D);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glBegin(GL_LINES);
if(rm->getBool(NormalVertFlag())) // vert Normals
{
glColor4f(.4f,.4f,1.f,.6f);
glColor(VertNormalColor);
for(CMeshO::VertexIterator vi=m.cm.vert.begin();vi!=m.cm.vert.end();++vi) if(!(*vi).IsD())
{
if ((!showselection) || (showselection && vi->IsS()))
@ -200,7 +219,7 @@ void DecorateBasePlugin::decorateMesh(QAction *a, MeshModel &m, RichParameterSet
}
if(rm->getBool(NormalFaceFlag())) // face Normals
{
glColor4f(.1f,.4f,4.f,.6f);
glColor(FaceNormalColor);
for(CMeshO::FaceIterator fi=m.cm.face.begin();fi!=m.cm.face.end();++fi) if(!(*fi).IsD())
{
if ((!showselection) || (showselection && fi->IsS()))
@ -212,6 +231,8 @@ void DecorateBasePlugin::decorateMesh(QAction *a, MeshModel &m, RichParameterSet
}
}
glEnd();
//restore previous line width
glLineWidth(lineWidthtmp[0]);
glPopAttrib();
} break;
@ -1071,6 +1092,9 @@ switch(ID(action))
case DP_SHOW_NORMALS :
{
parset.addParam(new RichFloat(NormalLength(),0.05f,"Vector Length","The length of the normal expressed as a percentage of the bbox of the mesh"));
parset.addParam(new RichFloat(NormalWidth(), 1.0f,"Normal Width","The width of the normal expressed in pixels"));
parset.addParam(new RichColor(NormalVertColor(),QColor(102, 102, 255, 153),QString("Curr Vert Normal Color"),QString("Current Vert Normal Color")));
parset.addParam(new RichColor(NormalFaceColor(),QColor(102, 102, 255, 153),QString("Curr Face Normal Color"),QString("Current Face Normal Color")));
parset.addParam(new RichBool(NormalVertFlag(),true,"Per Vertex",""));
parset.addParam(new RichBool(NormalFaceFlag(),true,"Per Face",""));
parset.addParam(new RichBool(NormalSelection(), false, "Show Selected", ""));

3
src/meshlabplugins/decorate_base/decorate_base.h
View File

@ -164,6 +164,9 @@ public:
inline QString LabelFaceFlag() const { return "MeshLab::Decoration::LabelFaceFlag" ; }
inline QString NormalLength() const { return "MeshLab::Decoration::NormalLength" ; }
inline QString NormalWidth() const { return "MeshLab::Decoration::NormalWidth" ; }
inline QString NormalVertColor() const { return "MeshLab::Decoration::NormalVertColor" ; }
inline QString NormalFaceColor() const { return "MeshLab::Decoration::NormalFaceColor" ; }
inline QString NormalSelection() const { return "MeshLab::Decoration::NormalSelection"; }
inline QString NormalVertFlag() const { return "MeshLab::Decoration::NormalVertFlag" ; }
inline QString NormalFaceFlag() const { return "MeshLab::Decoration::NormalFaceFlag" ; }