Egalware/EgtGraphics
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

EgtGraphics 1.6l10 :

Browse Source 
- modifiche per visualizzazione Zmap.
This commit is contained in:
Dario Sassi
2016-02-01 07:44:48 +00:00
parent cae0f2fc91
commit 800fcfd10c
2 changed files with 40 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
SceneGeom.cpp
+40 -30
View File
@@ -174,14 +174,19 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
// nuova modalità grafica solo per superfici con molti triangoli
const int N_MIN_TRIA_NEWWAY = 100 ;
bool bNewWay = false ;
if ( m_bNewWay && ( nGeoType & GEO_SURF) != 0) {
const ISurfTriMesh* pSTM = nullptr ;
switch ( nGeoType) {
case SRF_TRIMESH : pSTM = GetSurfTriMesh( pGeoObj) ; break ;
case SRF_FLATRGN : pSTM = GetSurfFlatRegion( pGeoObj)->GetAuxSurf() ; break ;
}
if ( pSTM != nullptr && pSTM->GetTriangleCount() > N_MIN_TRIA_NEWWAY)
if ( m_bNewWay) {
if (( nGeoType & GEO_SURF) != 0) {
const ISurfTriMesh* pSTM = nullptr ;
switch ( nGeoType) {
case SRF_TRIMESH : pSTM = GetSurfTriMesh( pGeoObj) ; break ;
case SRF_FLATRGN : pSTM = GetSurfFlatRegion( pGeoObj)->GetAuxSurf() ; break ;
}
if ( pSTM != nullptr && pSTM->GetTriangleCount() > N_MIN_TRIA_NEWWAY)
bNewWay = true ;
}
else if (( nGeoType & GEO_VOLUME) != 0) {
bNewWay = true ;
}
}
ObjEGrGraphics* pGraphics = CreateObjEGrGraphics( bNewWay) ;
if ( pGraphics == nullptr)
@@ -324,27 +329,32 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
const IVolZmap* pZmap = GetVolZmap( pGeoObj) ;
if ( pZmap == nullptr)
return false ;
// calcolo la grafica
// recupero il materiale
Material mMat ;
if ( ! iIter.GetCalcMaterial( mMat))
mMat.Set( m_colDef) ;
// impostazioni iniziali
pGraphics->Clear() ;
pGraphics->AddColor( BLUE) ;
POLYLINELIST lstPL ;
for ( int i = 0 ; ; ++ i) {
bool bOutBreak = false ;
for ( int j = 0 ; ; ++ j) {
if ( pZmap->GetDexelLines( 1, j, i, lstPL)) {
for ( const auto& PL : lstPL)
pGraphics->AddPolyLine( PL) ;
}
else {
if ( j == 0)
bOutBreak = true ;
break ;
}
}
if ( bOutBreak)
break ;
}
pGraphics->AddColor( siObj.colObj) ; // per wireframe
pGraphics->AddMaterial( mMat.GetAmbient(), mMat.GetDiffuse(),
mMat.GetSpecular(), mMat.GetShininess()) ;
pGraphics->AddBackMaterial( GetSurfBackColor( mMat.GetDiffuse())) ;
// recupero la geometria
TRIA3DLIST lstTria ;
pZmap->GetAllTriangles( lstTria) ;
// passo i triangoli alla grafica
pGraphics->StartTriangles( int( lstTria.size())) ;
for ( const auto& Tria : lstTria) {
TriFlags3d TFlags ;
TriNormals3d TNrms ;
for ( int i = 0 ; i < 3 ; ++i) {
// i triangoli sono sempre parte di un quadrilatero -> terzo lato da non visualizzare
TFlags.bFlag[i] = ( i != 2 ? true : false) ;
TNrms.vtN[i] = Tria.GetN() ;
}
pGraphics->AddTriangle( Tria, TFlags, TNrms) ;
}
pGraphics->EndTriangles() ;
}
// se testo
else if ( nGeoType == EXT_TEXT) {
@@ -381,7 +391,7 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
// se hiddenline e non selezione
if ( m_nShowMode == SM_HIDDENLINE && ! m_bSelect) {
// in prima passata disegno solo le superfici opache
if ( nPass == 1 && ( ( nGeoType & GEO_SURF) == 0 || nAlpha <= ALPHA_LIM))
if ( nPass == 1 && ( ( nGeoType & ( GEO_SURF | GEO_VOLUME)) == 0 || nAlpha <= ALPHA_LIM))
return true ;
}
@@ -390,7 +400,7 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
if ( m_nShowMode == SM_SHADING && ! m_bSelect) {
// in prima passata disegno solo le superfici opache e metto in un vettore quelle semitrasparenti
if ( nPass == 1) {
if ( ( nGeoType & GEO_SURF) == 0)
if ( ( nGeoType & ( GEO_SURF | GEO_VOLUME)) == 0)
return true ;
else {
if ( nAlpha > ALPHA_LIM)
@@ -413,7 +423,7 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
}
}
// in seconda passata disegno solo dimensioni 0 e curve
if ( nPass == 2 && ( nGeoType & GEO_SURF) != 0)
if ( nPass == 2 && ( nGeoType & ( GEO_SURF | GEO_VOLUME)) != 0)
return true ;
}