Added support for glLineStipple via osg::LineStipple state attribute.

src/Demos/osgscribe/osgscribe.cpp

@@ -6,6 +6,7 @@
 #include <osg/Material>
 #include <osg/PolygonOffset>
 #include <osg/PolygonMode>
+#include <osg/LineStipple>
 
 #include <osgDB/Registry>
 #include <osgDB/ReadFile>
@@ -120,6 +121,12 @@ int main( int argc, char **argv )
     stateset->setAttributeAndModes(polymode,osg::StateAttribute::OVERRIDE_ON);
     stateset->setMode(GL_TEXTURE_2D,osg::StateAttribute::OVERRIDE_OFF);
     stateset->setMode(GL_LIGHTING,osg::StateAttribute::OVERRIDE_ON);
+    
+//     osg::LineStipple* linestipple = new osg::LineStipple;
+//     linestipple->setFactor(1);
+//     linestipple->setPattern(0xf0f0);
+//     stateset->setAttributeAndModes(linestipple,osg::StateAttribute::OVERRIDE_ON);
+    
     decorator->setStateSet(stateset);
   
     

src/osg/LineStipple.cpp

@@ -0,0 +1,33 @@
+#include <osg/GL>
+#include <osg/LineStipple>
+#include <osg/Notify>
+
+using namespace osg;
+
+
+LineStipple::LineStipple()
+{
+  _factor = 1;
+  _pattern = 0xffff;
+}
+
+
+LineStipple::~LineStipple()
+{
+}
+
+void LineStipple::setFactor(const int factor)
+{
+  _factor = factor;
+}
+  
+void LineStipple::setPattern(const unsigned short pattern)
+{
+  _pattern = pattern;
+}
+
+void LineStipple::apply(State&) const
+{
+  glLineStipple(_factor, _pattern);
+}
+

src/osg/Makefile

@@ -30,6 +30,7 @@ C++FILES = \
 	Light.cpp\
 	LightSource.cpp\
 	LineSegment.cpp\
+	LineStipple.cpp\
 	LineWidth.cpp\
 	LOD.cpp\
 	Material.cpp\
@@ -99,6 +100,7 @@ TARGET_INCLUDE_FILES = \
 	osg/Light\
 	osg/LightSource\
 	osg/LineSegment\
+	osg/LineStipple\
 	osg/LineWidth\
 	osg/Material\
 	osg/Math\

src/osgPlugins/osg/LineStipple.cpp

@@ -0,0 +1,60 @@
+#include <osg/LineStipple>
+
+#include <osgDB/Registry>
+#include <osgDB/Input>
+#include <osgDB/Output>
+
+using namespace osg;
+using namespace osgDB;
+
+// forward declare functions to use later.
+bool LineStipple_readLocalData(Object& obj, Input& fr);
+bool LineStipple_writeLocalData(const Object& obj, Output& fw);
+
+
+// register the read and write functions with the osgDB::Registry.
+RegisterDotOsgWrapperProxy g_LineStippleProxy
+(
+    new osg::LineStipple,
+    "LineStipple",
+    "Object StateAttribute LineStipple",
+    &LineStipple_readLocalData,
+    &LineStipple_writeLocalData
+);
+
+
+bool LineStipple_readLocalData(Object& obj, Input& fr)
+{
+    bool iteratorAdvanced = false;
+
+    LineStipple& linestipple = static_cast<LineStipple&>(obj);
+    
+    int ref = linestipple.getFactor();
+    if (fr[0].matchWord("factor") && fr[1].getInt(ref))
+    {
+        linestipple.setFactor(ref);
+        fr+=2;
+        iteratorAdvanced = true;
+    }
+
+    osg::uint mask = linestipple.getPattern();
+    if (fr[0].matchWord("functionMask") && fr[1].getUInt(mask))
+    {
+        linestipple.setPattern(mask);
+        fr+=2;
+        iteratorAdvanced = true;
+    }
+
+    return iteratorAdvanced;
+}
+
+bool LineStipple_writeLocalData(const Object& obj,Output& fw)
+{
+    const LineStipple& linestipple = static_cast<const LineStipple&>(obj);
+
+    fw.indent() << "factor " << linestipple.getFactor() << std::endl;
+    fw.indent() << "pattern 0x" << std::hex << linestipple.getPattern() << std::dec << std::endl;
+
+    return true;
+}
+

src/osgPlugins/osg/Makefile

@@ -20,6 +20,7 @@ C++FILES = \
         Impostor.cpp\
         Light.cpp\
         LightSource.cpp\
+        LineStipple.cpp\
         LineWidth.cpp\
         LOD.cpp\
         Material.cpp\

src/osgPlugins/osg/StateSet.cpp

@@ -65,6 +65,7 @@ void initGLNames()
     ADD_NAME("GL_FOG",GL_FOG)
     ADD_NAME("GL_LIGHTING",GL_LIGHTING)
     ADD_NAME("GL_POINT_SMOOTH",GL_POINT_SMOOTH)
+    ADD_NAME("GL_LINE_STIPPLE",GL_LINE_STIPPLE)
     ADD_NAME("GL_POLYGON_OFFSET_FILL",GL_POLYGON_OFFSET_FILL)
     ADD_NAME("GL_POLYGON_OFFSET_LINE",GL_POLYGON_OFFSET_LINE)
     ADD_NAME("GL_POLYGON_OFFSET_POINT",GL_POLYGON_OFFSET_POINT)
@@ -304,7 +305,6 @@ bool StateSet_readLocalData(Object& obj, Input& fr)
         {
             if (StateSet_matchModeStr(fr[1].getStr(),value))
             {
-
                 int mode;
                 fr[0].getInt(mode);
                 stateset.setMode((StateAttribute::GLMode)mode,value);