From 46b3ffdbd603a9d8d5ac3ea07263a55d945731ed Mon Sep 17 00:00:00 2001
From: ouv <ouv@opencascade.com>
Date: Mon, 19 Sep 2005 09:16:09 +0000
Subject: [PATCH] Magnification and increment parameters added

---
 src/PIPELINE/VISU_GaussPointsPL.cxx | 88 +++++++++++++++++++++++++++--
 src/PIPELINE/VISU_GaussPointsPL.hxx | 25 ++++++++
 2 files changed, 107 insertions(+), 6 deletions(-)

diff --git a/src/PIPELINE/VISU_GaussPointsPL.cxx b/src/PIPELINE/VISU_GaussPointsPL.cxx
index 9abe2e09..19fd0260 100644
--- a/src/PIPELINE/VISU_GaussPointsPL.cxx
+++ b/src/PIPELINE/VISU_GaussPointsPL.cxx
@@ -44,7 +44,8 @@ vtkStandardNewMacro(VISU_GaussPointsPL);
 VISU_GaussPointsPL
 ::VISU_GaussPointsPL():
   myRelativeMinSize(0.03),
-  myRelativeMaxSize(0.30)
+  myRelativeMaxSize(0.30),
+  myMagnificationIncrement(0.1)
 {
   myPSMapper = VISU_OpenGLPointSpriteMapper::New();
   //myPSMapper->DebugOn();
@@ -198,15 +199,46 @@ VISU_GaussPointsPL
   return myMapperTable->GetBicolor();
 }
 
+//----------------------------------------------------------------------------
+void
+VISU_GaussPointsPL
+::SetClamp(float theClamp)
+{
+  cout << "VISU_GaussPointsPL::SetClamp " << theClamp << endl;;
+  myPSMapper->SetPointSpriteClamp( theClamp );
+
+  Modified();
+}
+
+//----------------------------------------------------------------------------
+float
+VISU_GaussPointsPL
+::GetClamp()
+{
+  return 200.0;
+}
+
+//----------------------------------------------------------------------------
+float
+VISU_GaussPointsPL
+::GetMaximumSupportedSize()
+{
+  return myPSMapper->GetMaximumSupportedSize();
+}
+
 //----------------------------------------------------------------------------
 void
 VISU_GaussPointsPL
 ::SetRelativeMinSize(float theRelativeMinSize)
 {
   myRelativeMinSize = theRelativeMinSize;
-
-  //myPSMapper->SetShaderVariable( "minSize", myAverageCellSize * myRelativeMinSize );
-  //cout << "MIN : " << myAverageCellSize * myRelativeMinSize << endl;
+  /*
+  cout << "VISU_GaussPointsPL::SetRelativeMinSize ";
+  cout << myAverageCellSize << " * ";
+  cout << myRelativeMinSize << " * 1000.0 = ";
+  cout << 1000.0 * myAverageCellSize * myRelativeMinSize << endl;
+  */
+  myPSMapper->SetPointSpriteMinSize( 1000.0 * myAverageCellSize * myRelativeMinSize );
 
   Modified();
 }
@@ -217,13 +249,57 @@ VISU_GaussPointsPL
 ::SetRelativeMaxSize(float theRelativeMaxSize)
 {
   myRelativeMaxSize = theRelativeMaxSize;
+  /*
+  cout << "VISU_GaussPointsPL::SetRelativeMaxSize ";
+  cout << myAverageCellSize << " * ";
+  cout << myRelativeMaxSize << " * 1000.0 = ";
+  cout << 1000.0 * myAverageCellSize * myRelativeMaxSize << endl;
+  */
+  myPSMapper->SetPointSpriteMaxSize( 1000.0 * myAverageCellSize * myRelativeMaxSize );
+
+  Modified();
+}
 
-  //myPSMapper->SetShaderVariable( "maxSize", myAverageCellSize * myRelativeMaxSize );
-  //cout << "MAX : " << myAverageCellSize * myRelativeMaxSize << endl;
+//----------------------------------------------------------------------------
+void
+VISU_GaussPointsPL
+::SetMagnification(float theMagnification)
+{
+  //cout << "VISU_GaussPointsPL::SetMagnification " << theMagnification << endl;;
+  myPSMapper->SetPointSpriteMagnification( theMagnification );
 
   Modified();
 }
 
+//----------------------------------------------------------------------------
+float
+VISU_GaussPointsPL
+::GetMagnification()
+{
+  return myPSMapper->GetPointSpriteMagnification();
+}
+//----------------------------------------------------------------------------
+void
+VISU_GaussPointsPL
+::SetMagnificationIncrement(float theIncrement)
+{
+  myMagnificationIncrement = theIncrement;
+}
+//----------------------------------------------------------------------------
+float
+VISU_GaussPointsPL
+::GetMagnificationIncrement()
+{
+  return myMagnificationIncrement;
+}
+//----------------------------------------------------------------------------
+void
+VISU_GaussPointsPL
+::ChangeMagnification( bool up )
+{
+  float anIncrement = up ? myMagnificationIncrement : -myMagnificationIncrement;
+  SetMagnification( GetMagnification() + anIncrement );
+}
 //----------------------------------------------------------------------------
 float
 VISU_GaussPointsPL
diff --git a/src/PIPELINE/VISU_GaussPointsPL.hxx b/src/PIPELINE/VISU_GaussPointsPL.hxx
index 7b704235..5d3e8b93 100644
--- a/src/PIPELINE/VISU_GaussPointsPL.hxx
+++ b/src/PIPELINE/VISU_GaussPointsPL.hxx
@@ -86,6 +86,15 @@ public:
   bool
   GetBicolor();
 
+  void
+  SetClamp(float theClamp);
+
+  float
+  GetClamp();
+
+  float 
+  GetMaximumSupportedSize();
+
   void
   SetRelativeMinSize(float theRelativeMinSize);
 
@@ -107,6 +116,21 @@ public:
   float
   GetMaxPointSize();
 
+  void
+  SetMagnification(float theMagnification);
+
+  float
+  GetMagnification();
+
+  void
+  SetMagnificationIncrement(float theIncrement);
+
+  float
+  GetMagnificationIncrement();
+
+  void
+  ChangeMagnification( bool up );
+
   float
   GetPointSize(vtkIdType theID);
 
@@ -124,6 +148,7 @@ protected:
   float myAverageCellSize;
   float myRelativeMinSize;
   float myRelativeMaxSize;
+  float myMagnificationIncrement;
 };
   
 #endif
-- 
2.39.2