Fix typos and spelling.

examples/osgAndroidExampleGLES1/AndroidManifest.xml

@@ -5,7 +5,7 @@
       android:versionCode="1"
       android:versionName="1.0">
     <uses-sdk android:targetSdkVersion="8" android:minSdkVersion="8"></uses-sdk>
-    <uses-feature android:glEsVersion="0x00010001"/> <!-- OpenGL min requierements (1.1) -->
+    <uses-feature android:glEsVersion="0x00010001"/> <!-- OpenGL min requirements (1.1) -->
     <uses-permission android:name="android.permission.INTERNET"/>
 
     <application android:label="@string/app_name" android:icon="@drawable/osg">

examples/osgAndroidExampleGLES2/AndroidManifest.xml

@@ -5,7 +5,7 @@
       android:versionCode="1"
       android:versionName="1.0">
     <uses-sdk android:targetSdkVersion="8" android:minSdkVersion="8"></uses-sdk>
-    <uses-feature android:glEsVersion="0x00020000"/> <!-- OpenGL min requierements (2.0) -->
+    <uses-feature android:glEsVersion="0x00020000"/> <!-- OpenGL min requirements (2.0) -->
     <uses-permission android:name="android.permission.INTERNET"/>
 
     <application android:label="@string/app_name" android:icon="@drawable/osg">

examples/osganimationhardware/osganimationhardware.cpp

@@ -84,7 +84,7 @@ struct MyRigTransformHardware : public osgAnimation::RigTransformHardware
             CommonProgram   = new osg::Program;
             CommonProgram->setName("HardwareSkinning");
 
-            //set default source if _shader is not user setted
+            //set default source if _shader is not user set
             if (!vertexshader.valid())
             {
                     vertexshader = osgDB::readRefShaderFile(osg::Shader::VERTEX,"skinning.vert");

examples/osgautocapture/osgautocapture.cpp

@@ -245,7 +245,7 @@ int main( int argc, char **argv )
             traits->depth = src_traits->depth;
             traits->pbuffer = true;
         } else {
-            //viewer would use fullscreen size (unknown here) pbuffer will use 4096 x4096 (or best avaiable)
+            //viewer would use fullscreen size (unknown here) pbuffer will use 4096 x4096 (or best available)
             traits->width = 1 << 12;
             traits->height = 1 << 12;
             traits->pbuffer = true;

examples/osgcluster/osgcluster.cpp

@@ -509,7 +509,7 @@ int main( int argc, char **argv )
     // any option left unread are converted into errors to write out later.
     arguments.reportRemainingOptionsAsUnrecognized();
 
-    // report any errors if they have occurred when parsing the program aguments.
+    // report any errors if they have occurred when parsing the program arguments.
     if (arguments.errors())
     {
         arguments.writeErrorMessages(std::cout);

examples/osgdepthpeeling/DePee.h

@@ -91,7 +91,7 @@ private:
   bool createMap(MapMode mapMode, bool first=false);
 
   /*!
-    Creates a two dimensional noise map and initalizes _noiseMap with it
+    Creates a two dimensional noise map and initializes _noiseMap with it
    */
   bool createNoiseMap();
 

examples/osgdepthpeeling/DePeePass.h

@@ -34,7 +34,7 @@ class DePeePass
   DePeePass();
   
   /*!
-    Desctructor cleans the whole depth peeling pass
+    Destructor cleans the whole depth peeling pass
    */
   ~DePeePass();
   

examples/osgfpdepth/osgfpdepth.cpp

@@ -381,7 +381,7 @@ AppState::AppState(osgViewer::Viewer* viewer_)
     textProjection = new Projection;
     textProjection->setMatrix(Matrix::ortho2D(0,1280,0,1024));
     textProjection->addChild(textGeode);
-    // "texture not available" text displayed when the user trys to
+    // "texture not available" text displayed when the user tries to
     // display the depth texture while multisampling.
     osgText::Text* noCanDo = new osgText::Text;
     noCanDo->setFont(fontName);

examples/osgframerenderer/osgframerenderer.cpp

@@ -74,7 +74,7 @@ int main( int argc, char **argv )
     arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options]");
     arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
     arguments.getApplicationUsage()->addCommandLineOption("-i <filename>","Input scene (or presentation) filename.");
-    arguments.getApplicationUsage()->addCommandLineOption("-o <filename>","Base ouput filename of the images, recommended to use something like Images/image.png");
+    arguments.getApplicationUsage()->addCommandLineOption("-o <filename>","Base output filename of the images, recommended to use something like Images/image.png");
     arguments.getApplicationUsage()->addCommandLineOption("--cs <filename>","Load pre-generated configuration file for run.");
     arguments.getApplicationUsage()->addCommandLineOption("--ouput-cs <filename>","Output configuration file with settings provided on commandline.");
     arguments.getApplicationUsage()->addCommandLineOption("-p <filename>","Use specificied camera path file to control camera position.");

examples/osggameoflife/osggameoflife.cpp

@@ -96,7 +96,7 @@ int main(int argc, char *argv[])
     osg::ArgumentParser arguments(&argc,argv);
 
     // set up the usage document, in case we need to print out how to use this program.
-    arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates ping pong rendering with FBOs and mutliple rendering branches. It uses Conway's Game of Life to illustrate the concept.");
+    arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates ping pong rendering with FBOs and multiple rendering branches. It uses Conway's Game of Life to illustrate the concept.");
     arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] --startim start_image");
     arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
     arguments.getApplicationUsage()->addCommandLineOption("--startim","The initial image to seed the game of life with.");

examples/osggpucull/osggpucull.cpp

@@ -124,7 +124,7 @@
       but if Robert will accept its current implementations ( I mean - primitive
       sets that have osg::TextureBuffer in constructor ), I may add it to
       osg/include/PrimitiveSet header.
-    - I used BufferTemplate class writen and published by Aurelien in submission forum
+    - I used BufferTemplate class written and published by Aurelien in submission forum
       some time ago. For some reason this class never got into osg/include, but is
       really needed during creation of UBOs, TBOs, and possibly SSBOs in the future.
       I added std::vector specialization to that template class.
@@ -1145,7 +1145,7 @@ osg::Group* createAirplane( float detailRatio, const osg::Vec4& hullColor, const
     return root.release();
 }
 
-// createStaticRendering() shows how to use any OSG graph ( wheter it is single osg::Geode, or sophisticated osg::PagedLOD tree covering whole earth )
+// createStaticRendering() shows how to use any OSG graph ( whether it is single osg::Geode, or sophisticated osg::PagedLOD tree covering whole earth )
 // as a source of  instance data. This way, the OSG graph of arbitrary size is at first culled using typical OSG mechanisms, then remaining osg::Geometries
 // are sent to cull shader ( cullProgram ). Cull shader does not draw anything to screen ( thanks to GL_RASTERIZER_DISCARD mode ), but calculates if particular
 // instances - sourced from above mentioned osg::Geometries - are visible and what LODs for these instances should be rendered.

examples/osghangglide/osghangglide.cpp

@@ -125,7 +125,7 @@ int main( int argc, char **argv )
     osg::ArgumentParser arguments(&argc,argv);
 
     // set up the usage document, in case we need to print out how to use this program.
-    arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates how to create a scene programatically, in this case a hang gliding flying site.");
+    arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates how to create a scene programmatically, in this case a hang gliding flying site.");
     arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
     arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
 

examples/osglight/osglight.cpp

@@ -39,7 +39,7 @@
 #include "stdio.h"
 
 
-// callback to make the loaded model oscilate up and down.
+// callback to make the loaded model oscillate up and down.
 class ModelTransformCallback : public osg::NodeCallback
 {
     public:

examples/osgmemorytest/osgmemorytest.cpp

@@ -326,7 +326,7 @@ int main( int argc, char **argv )
     arguments.getApplicationUsage()->addCommandLineOption("--texture <width> <height> <depth>","Allocate a 3D texture of specified dimensions.");
     arguments.getApplicationUsage()->addCommandLineOption("--texture <width> <height>","Allocate a 2D texture of specified dimensions.");
     arguments.getApplicationUsage()->addCommandLineOption("--texture <width>","Allocate a 1D texture of specified dimensions.");
-    arguments.getApplicationUsage()->addCommandLineOption("--geometry <width> <height>","Allocate a osg::Geometry representing a grid of specified size, using OpenGL Dislay Lists.");
+    arguments.getApplicationUsage()->addCommandLineOption("--geometry <width> <height>","Allocate a osg::Geometry representing a grid of specified size, using OpenGL Display Lists.");
     arguments.getApplicationUsage()->addCommandLineOption("--geometry-va <width> <height>","Allocate a osg::Geometry representing a grid of specified size, using Vertex Arrays.");
     arguments.getApplicationUsage()->addCommandLineOption("--geometry-vbo <width> <height>","Allocate a osg::Geometry representing a grid of specified size, using Vertex Buffer Objects.");
     arguments.getApplicationUsage()->addCommandLineOption("--fbo <width> <height>","Allocate a FrameBufferObject of specified dimensions.");

examples/osgoccluder/osgoccluder.cpp

@@ -290,7 +290,7 @@ int main( int argc, char **argv )
     arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates use of convex planer occluders.");
     arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
     arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
-    arguments.getApplicationUsage()->addCommandLineOption("-m","Mannually create occluders");
+    arguments.getApplicationUsage()->addCommandLineOption("-m","Manually create occluders");
 
     // initialize the viewer.
     osgViewer::Viewer viewer;

examples/osgparticle/osgparticle.cpp

@@ -444,7 +444,7 @@ void build_world(osg::Group *root)
     // the second one will be a little bit more complex, showing how to
     // create custom operators.
     // To avoid inserting too much code in a single function, we have
-    // splitted the work into two functions which accept a Group node as
+    // split the work into two functions which accept a Group node as
     // parameter, and return a pointer to the particle system they created.
 
     osgParticle::ParticleSystem *ps1 = create_simple_particle_system(root);

examples/osgparticleeffects/osgparticleeffects.cpp

@@ -317,7 +317,7 @@ public:
                 // insert particle effects alongside the hit node, therefore able to track that nodes movement,
                 // however, this does require us to insert the ParticleSystem itself into the root of the scene graph
                 // separately from the main particle effects group which contains the emitters and programs.
-                // the follow code block implements this, note the path for handling particle effects which arn't attached to
+                // the follow code block implements this, note the path for handling particle effects which aren't attached to
                 // moving models is easy - just a single line of code!
 
                 // tell the effects not to attach to the particle system locally for rendering, as we'll handle add it into the

examples/osgparticleshader/osgparticleshader.cpp

@@ -155,7 +155,7 @@ int main( int argc, char** argv )
     root->addChild( parent.get() );
     root->addChild( updater.get() );
 
-    // FIXME 2010.9.19: the updater can't be a drawable; otehrwise the ParticleEffect will not work properly. why?
+    // FIXME 2010.9.19: the updater can't be a drawable; otherwise the ParticleEffect will not work properly. why?
     updater->addParticleSystem( ps.get() );
 
     osg::ref_ptr<osg::Geode> geode = new osg::Geode;

examples/osgphotoalbum/osgphotoalbum.cpp

@@ -747,7 +747,7 @@ int main( int argc, char **argv )
 
     osg::ref_ptr<Album> album = new Album(arguments,width,height);
 
-    // creat the scene from the file list.
+    // create the scene from the file list.
     osg::ref_ptr<osg::Group> rootNode = album->getScene();
 
     if (!rootNode) return 0;

examples/osgpresentation/osgpresentation.cpp

@@ -50,7 +50,7 @@ int main(int argc, char** argv)
         if (script.valid()) scripts.push_back(script.get());
     }
 
-    // assgin script engine to scene graphs
+    // assign script engine to scene graphs
     model->getOrCreateUserDataContainer()->addUserObject(osgDB::readFile<osg::ScriptEngine>("ScriptEngine.lua"));
     model->getOrCreateUserDataContainer()->addUserObject(osgDB::readFile<osg::ScriptEngine>("ScriptEngine.python"));
     model->getOrCreateUserDataContainer()->addUserObject(osgDB::readFile<osg::ScriptEngine>("ScriptEngine.js"));

examples/osgsampler/osgSampler.cpp

@@ -120,7 +120,7 @@ int main(int argc, char* argv[])
                 sampler2=(osg::Sampler*)(*it)->getTextureAttribute(0, osg::StateAttribute::SAMPLER);
         }
         if(sampler1.valid()&&sampler2.valid()){
-            OSG_WARN<<"2samplers manipulator setted"<<std::endl;
+            OSG_WARN<<"2samplers manipulator set"<<std::endl;
             viewer.addEventHandler(new SamplersKeyboardEventHandler(sampler1.get(), sampler2.get()));
         }
     }
@@ -185,7 +185,7 @@ int main(int argc, char* argv[])
             im->dirty();
             tex2->setImage(im);
         }
-        ///Overrided Filtering setup
+        ///Overridden Filtering setup
         tex1->setFilter(osg::Texture::MAG_FILTER,osg::Texture::NEAREST);
         tex1->setFilter(osg::Texture::MIN_FILTER,osg::Texture::NEAREST);
 

examples/osgslice/osgslice.cpp

@@ -187,7 +187,7 @@ int main( int argc, char **argv )
         // pass frame stamp to the SceneView so that the update, cull and draw traversals all use the same FrameStamp
         sceneView->setFrameStamp(frameStamp.get());
 
-        // update the viewport dimensions, incase the window has been resized.
+        // update the viewport dimensions, in case the window has been resized.
         sceneView->setViewport(0,0,traits->width,traits->height);
 
 

examples/osgstereoimage/osgstereoimage.cpp

@@ -610,7 +610,7 @@ int main( int argc, char **argv )
     osg::TexMat* texmatLeft = new osg::TexMat;
     osg::TexMat* texmatRight = new osg::TexMat;
 
-    // creat the scene from the file list.
+    // create the scene from the file list.
     osg::ref_ptr<osg::Switch> rootNode;
     if (!onDisk)  rootNode = createScene(fileList,texmatLeft,texmatRight,radius,height,length);
     else rootNode=new osg::Switch();

examples/osgteapot/osgteapot.cpp

@@ -235,7 +235,7 @@ class Teapot : public osg::Drawable
         // of OpenGL primitives.
         virtual void drawImplementation(osg::RenderInfo&) const
         {
-            // teapot(..) doens't use vertex arrays at all so we don't need to toggle their state
+            // teapot(..) doesn't use vertex arrays at all so we don't need to toggle their state
             // if we did we'd need to something like following call
             // state.disableAllVertexArrays(), see src/osg/Geometry.cpp for the low down.
 

examples/osgtext3D/TextNode.h

@@ -61,7 +61,7 @@ class /*OSGTEXT_EXPORT*/ TextTechnique : public osg::Object
         /// default TextTechnique implementation used if no other is specified on TextNode
         static osg::ref_ptr<TextTechnique>& getDefaultTextTechinque();
 
-        /// start building a new charater layout
+        /// start building a new character layout
         virtual void start();
 
         /// called by Layout engine to place individual characters
@@ -70,7 +70,7 @@ class /*OSGTEXT_EXPORT*/ TextTechnique : public osg::Object
         /// called by Layout engine to place individual characters
         virtual void addCharacter(const osg::Vec3& position, const osg::Vec3& size, Glyph3D* glyph, Style* style);
 
-        /// finish building new charater layout
+        /// finish building new character layout
         virtual void finish();
 
         /// provide traversal control

examples/osgviewerGTK/osggtkdrawingarea.h

@@ -4,7 +4,7 @@
 #include <osgGA/TrackballManipulator>
 
 // This is an implementation of SimpleViewer that is designed to be subclassed
-// and used as a GtkDrawingArea in a GTK application. Because of the implemention
+// and used as a GtkDrawingArea in a GTK application. Because of the implementation
 // of GTK, I was unable to derive from GtkWidget and instead had to "wrap" it.
 // Conceptually, however, you can think of an OSGGTKDrawingArea as both an OSG
 // Viewer AND GtkDrawingArea.

examples/osgvirtualprogram/CreateAdvancedHierachy.cpp

@@ -211,7 +211,7 @@ osg::Node * CreateAdvancedHierarchy( osg::Node * model )
 
     // Set default VirtualProgram in root StateSet
     // With main vertex and main fragment shaders calling
-    // lighting and texture functions defined in aditional shaders
+    // lighting and texture functions defined in additional shaders
     // Lighting is done per vertex using simple directional light
     // Texture uses stage 0 TexCoords and TexMap
 

include/OpenThreads/Affinity

@@ -45,10 +45,10 @@ public:
     Affinity& operator = (const Affinity& rhs) { if (&rhs!=this) { activeCPUs = rhs.activeCPUs; } return *this; }
 
 
-    /** add a specfied cpu core from the list to have affinity to. */
+    /** add a specified cpu core from the list to have affinity to. */
     void add(unsigned int cpuNmber) { activeCPUs.insert(cpuNmber); }
 
-    /** remove a specfied cpu core from the list to have affinity to. */
+    /** remove a specified cpu core from the list to have affinity to. */
     void remove(unsigned int cpuNmber) { activeCPUs.erase(cpuNmber); }
 
     /** return true if affinity has been provided for specific CPU cores.*/

include/OpenThreads/Thread

@@ -190,7 +190,7 @@ public:
     /**
      *  Set the thread's schedule priority.  This is a complex method.
      *  Beware of thread priorities when using a many-to-many kernel
-     *  entity implemenation (such as IRIX pthreads).  If one is not careful
+     *  entity implementation (such as IRIX pthreads).  If one is not careful
      *  to manage the thread priorities, a priority inversion deadlock can
      *  easily occur (Although the OpenThreads::Mutex & OpenThreads::Barrier
      *  constructs have been designed with this scenario in mind).  Unless

include/osg/BufferObject

@@ -437,10 +437,10 @@ class OSG_EXPORT BufferObject : public Object
         const BufferObjectProfile& getProfile() const { return _profile; }
 
 
-        /** Set whether the BufferObject should use a GLBufferObject just for copying the BufferData and release it immmediately so that it may be reused.*/
+        /** Set whether the BufferObject should use a GLBufferObject just for copying the BufferData and release it immediately so that it may be reused.*/
         void setCopyDataAndReleaseGLBufferObject(bool copyAndRelease) { _copyDataAndReleaseGLBufferObject = copyAndRelease; }
 
-        /** Get whether the BufferObject should use a GLBufferObject just for copying the BufferData and release it immmediately.*/
+        /** Get whether the BufferObject should use a GLBufferObject just for copying the BufferData and release it immediately.*/
         bool getCopyDataAndReleaseGLBufferObject() const { return _copyDataAndReleaseGLBufferObject; }
 
 

include/osg/Callback

@@ -158,7 +158,7 @@ public:
 
 };
 
-/** Convenience function for getting the CallbackObject associated with specificed name from an Object's UserDataContainer.*/
+/** Convenience function for getting the CallbackObject associated with specified name from an Object's UserDataContainer.*/
 inline CallbackObject* getCallbackObject(osg::Object* object, const std::string& name)
 {
     osg::UserDataContainer* udc = object->getUserDataContainer();
@@ -171,7 +171,7 @@ inline CallbackObject* getCallbackObject(osg::Object* object, const std::string&
 }
 
 
-/** Convenience function for getting the CallbackObject associated with specificed name from an Object's UserDataContainer.*/
+/** Convenience function for getting the CallbackObject associated with specified name from an Object's UserDataContainer.*/
 inline const CallbackObject* getCallbackObject(const osg::Object* object, const std::string& name)
 {
     const osg::UserDataContainer* udc = object->getUserDataContainer();

include/osg/Image

@@ -433,7 +433,7 @@ class OSG_EXPORT Image : public BufferData
 
         /** Ensure image dimensions are a power of two.
           * Mipmapped textures require the image dimensions to be
-          * power of two and are within the maxiumum texture size for
+          * power of two and are within the maximum texture size for
           * the host machine.
         */
         void ensureValidSizeForTexturing(GLint maxTextureSize);

include/osg/Node

@@ -194,11 +194,11 @@ class OSG_EXPORT Node : public Object
 
 
         /** Get the list of node paths parent paths.
-          * The optional Node* haltTraversalAtNode allows the user to prevent traversal beyond a specifed node. */
+          * The optional Node* haltTraversalAtNode allows the user to prevent traversal beyond a specified node. */
         NodePathList getParentalNodePaths(osg::Node* haltTraversalAtNode=0) const;
 
         /** Get the list of matrices that transform this node from local coordinates to world coordinates.
-          * The optional Node* haltTraversalAtNode allows the user to prevent traversal beyond a specifed node. */
+          * The optional Node* haltTraversalAtNode allows the user to prevent traversal beyond a specified node. */
         MatrixList getWorldMatrices(const osg::Node* haltTraversalAtNode=0) const;
 
 

include/osg/PagedLOD

@@ -154,7 +154,7 @@ class OSG_EXPORT PagedLOD : public LOD
         /** Get the number of children that the PagedLOD must keep around, even if they are older than their expiry time.*/
         unsigned int getNumChildrenThatCannotBeExpired() const { return _numChildrenThatCannotBeExpired; }
 
-        /** Set wether you want to disable the paging in of external nodes.*/
+        /** Set whether you want to disable the paging in of external nodes.*/
         void setDisableExternalChildrenPaging(bool flag) { _disableExternalChildrenPaging = flag; }
 
         bool getDisableExternalChildrenPaging() const { return _disableExternalChildrenPaging; }

include/osg/Referenced

@@ -47,7 +47,7 @@ class OSG_EXPORT Referenced
 
         Referenced();
 
-        /** Deprecated, Referenced is now always uses thread safe ref/unref, use default Refernced() constructor instead */
+        /** Deprecated, Referenced is now always uses thread safe ref/unref, use default Referenced() constructor instead */
         explicit Referenced(bool threadSafeRefUnref);
 
         Referenced(const Referenced&);

include/osg/Shape

@@ -747,7 +747,7 @@ class TessellationHints : public Object
 // forward declare;
 class Geometry;
 
-/** Convenience class for populating an Geomtry with vertex, normals, texture coords and primitives that can render a Shape. */
+/** Convenience class for populating an Geometry with vertex, normals, texture coords and primitives that can render a Shape. */
 class OSG_EXPORT BuildShapeGeometryVisitor : public ConstShapeVisitor
 {
     public:

include/osg/UserDataContainer

@@ -203,14 +203,14 @@ protected:
 };
 
 
-/** Convenience function for getting the User Object associated with specificed name from an Object's UserDataContainer.*/
+/** Convenience function for getting the User Object associated with specified name from an Object's UserDataContainer.*/
 inline Object* getUserObject(osg::Object* object, const std::string& name)
 {
     osg::UserDataContainer* udc = object->getUserDataContainer();
     return udc ? udc->getUserObject(name) : 0;
 }
 
-/** Convenience function for getting the User Object associated with specificed name from an Object's UserDataContainer.*/
+/** Convenience function for getting the User Object associated with specified name from an Object's UserDataContainer.*/
 inline const Object* getUserObject(const osg::Object* object, const std::string& name)
 {
     const osg::UserDataContainer* udc = object->getUserDataContainer();

include/osg/Vec2i

@@ -28,7 +28,7 @@ class Vec2i
         /** Number of vector components. */
         enum { num_components = 2 };
         
-        /** Vec member varaible. */
+        /** Vec member variable. */
         value_type _v[2];
 
         Vec2i() { _v[0]=0; _v[1]=0; }

include/osg/Vec2ui

@@ -28,7 +28,7 @@ class Vec2ui
         /** Number of vector components. */
         enum { num_components = 2 };
         
-        /** Vec member varaible. */
+        /** Vec member variable. */
         value_type _v[2];
 
         Vec2ui() { _v[0]=0; _v[1]=0; }

include/osg/Vec3i

@@ -28,7 +28,7 @@ class Vec3i
         /** Number of vector components. */
         enum { num_components = 3 };
         
-        /** Vec member varaible. */
+        /** Vec member variable. */
         value_type _v[3];
 
         Vec3i() { _v[0]=0; _v[1]=0; _v[2]=0; }

include/osg/Vec3ui

@@ -28,7 +28,7 @@ class Vec3ui
         /** Number of vector components. */
         enum { num_components = 3 };
         
-        /** Vec member varaible. */
+        /** Vec member variable. */
         value_type _v[3];
 
         Vec3ui() { _v[0]=0; _v[1]=0; _v[2]=0; }

include/osg/Vec4i

@@ -28,7 +28,7 @@ class Vec4i
         /** Number of vector components. */
         enum { num_components = 4 };
         
-        /** Vec member varaible. */
+        /** Vec member variable. */
         value_type _v[4];
 
         Vec4i() { _v[0]=0; _v[1]=0; _v[2]=0; _v[3]=0; }

include/osg/Vec4ui

@@ -28,7 +28,7 @@ class Vec4ui
         /** Number of vector components. */
         enum { num_components = 4 };
         
-        /** Vec member varaible. */
+        /** Vec member variable. */
         value_type _v[4];
 
         Vec4ui() { _v[0]=0; _v[1]=0; _v[2]=0; _v[3]=0; }

include/osg/ref_ptr

@@ -81,7 +81,7 @@ class ref_ptr
         bool operator < (const ref_ptr& rp) const { return (_ptr<rp._ptr); }
 
 
-    // follows is an implmentation of the "safe bool idiom", details can be found at:
+    // follows is an implementation of the "safe bool idiom", details can be found at:
     //   http://en.wikibooks.org/wiki/More_C%2B%2B_Idioms/Safe_bool
     //   http://lists.boost.org/Archives/boost/2003/09/52856.php
 

include/osgAnimation/RigTransformSoftware

@@ -135,15 +135,15 @@ namespace osgAnimation
         template <class V>
         inline void compute(const osg::Matrix& transform, const osg::Matrix& invTransform, const V* src, V* dst)
         {
-            // the result of matrix mult should be cached to be used for vertexes transform and normal transform and maybe other computation
+            // the result of matrix mult should be cached to be used for vertices transform and normal transform and maybe other computation
             for(VertexGroupList::iterator itvg=_uniqVertexGroupList.begin(); itvg!=_uniqVertexGroupList.end(); ++itvg)
             {
                 VertexGroup& uniq = *itvg;
                 uniq.computeMatrixForVertexSet();
                 osg::Matrix matrix =  transform * uniq.getMatrix() * invTransform;
 
-                const IndexList& vertexes = uniq.getVertices();
+                const IndexList& vertices = uniq.getVertices();
-                for(IndexList::const_iterator vertIDit=vertexes.begin(); vertIDit!=vertexes.end(); ++vertIDit)
+                for(IndexList::const_iterator vertIDit=vertices.begin(); vertIDit!=vertices.end(); ++vertIDit)
                 {
                     dst[*vertIDit] = src[*vertIDit] * matrix;
                 }
@@ -160,8 +160,8 @@ namespace osgAnimation
                 uniq.computeMatrixForVertexSet();
                 osg::Matrix matrix =  transform * uniq.getMatrix() * invTransform;
 
-                const IndexList& vertexes = uniq.getVertices();
+                const IndexList& vertices = uniq.getVertices();
-                for(IndexList::const_iterator vertIDit=vertexes.begin(); vertIDit!=vertexes.end(); ++vertIDit)
+                for(IndexList::const_iterator vertIDit=vertices.begin(); vertIDit!=vertices.end(); ++vertIDit)
                 {
                     dst[*vertIDit] = osg::Matrix::transform3x3(src[*vertIDit],matrix);
                 }

include/osgAnimation/VertexInfluence

@@ -61,7 +61,7 @@ namespace osgAnimation
         ///normalize per vertex weights given numvert of the attached mesh
         void normalize(unsigned int numvert);
 
-        ///remove weakest influences in order to fit targetted numbonepervertex
+        ///remove weakest influences in order to fit targeted numbonepervertex
         void cullInfluenceCountPerVertex(unsigned int maxnumbonepervertex, float minweight=0, bool renormalize=true);
 
         //compute PerVertexInfluenceList

include/osgDB/ClassInterface

@@ -110,12 +110,12 @@ DECLARE_TYPE(osg::BoundingBoxd, BOUNDINGBOXD)
 DECLARE_TYPE(osg::BoundingSpheref, BOUNDINGSPHEREF)
 DECLARE_TYPE(osg::BoundingSphered, BOUNDINGSPHERED)
 
-// forward decalare
+// forward declare
 class PropertyOutputIterator;
 class PropertyInputIterator;
 
 
-/** ClassInterface provides a general means of checking for supported properties of classes, and getting/setting thoses properties.
+/** ClassInterface provides a general means of checking for supported properties of classes, and getting/setting those properties.
     Uses the osgDB serializers to do the actual object query/get/set.
 */
 class OSGDB_EXPORT ClassInterface
@@ -166,10 +166,10 @@ public:
     /// run method of object
     bool run(osg::Object* object, const std::string& methodName, osg::Parameters& inputParameters, osg::Parameters& outputParameters) const;
 
-    /// checked for support of specificed method
+    /// checked for support of specified method
     bool hasMethod(const std::string& compoundClassName, const std::string& methodName) const;
 
-    /// checked for support of specificed method
+    /// checked for support of specified method
     bool hasMethod(const osg::Object* object, const std::string& methodName) const;
 
 

include/osgDB/DatabasePager

@@ -434,7 +434,7 @@ class OSGDB_EXPORT DatabasePager : public osg::NodeVisitor::DatabaseRequestHandl
         void compileCompleted(DatabaseRequest* databaseRequest);
 
         /** Iterate through the active PagedLOD nodes children removing
-          * children which havn't been visited since specified expiryTime.
+          * children which haven't been visited since specified expiryTime.
           * note, should be only be called from the update thread. */
         virtual void removeExpiredSubgraphs(const osg::FrameStamp &frameStamp);
 

include/osgDB/FileNameUtils

@@ -39,7 +39,7 @@ extern OSGDB_EXPORT std::string getNameLessAllExtensions(const std::string& file
 extern OSGDB_EXPORT std::string getStrippedName(const std::string& fileName);
 /** If 'to' is in a subdirectory of 'from' then this function returns the subpath, otherwise it just returns the file name.
   * The function does \b not automagically resolve paths as the system does, so be careful to give canonical paths.
-  * However, the function interprets slashes ('/') ans backslashes ('\') as they were equal.
+  * However, the function interprets slashes ('/') and backslashes ('\') as they were equal.
   */
 extern OSGDB_EXPORT std::string getPathRelative(const std::string& from, const std::string& to);
 /** Gets root part of a path ("/" or "C:"), or an empty string if none found. */

include/osgDB/InputStream

@@ -181,10 +181,10 @@ public:
         else return 0;
     }
 
-    /// set an input iterator, used directly when not using InputStream with a traditional file releated stream.
+    /// set an input iterator, used directly when not using InputStream with a traditional file related stream.
     void setInputIterator( InputIterator* ii ) { _in = ii; }
 
-    /// start reading from InputStream treating it as a traditional file releated stream, handles headers and versioning
+    /// start reading from InputStream treating it as a traditional file related stream, handles headers and versioning
     ReadType start( InputIterator* );
 
     void decompress();

include/osgDB/OutputStream

@@ -173,10 +173,10 @@ public:
     void writeObjectFields( const osg::Object* obj );
     void writeObjectFields( const osg::Object* obj, const std::string& compoundName );
 
-    /// set an output iterator, used directly when not using OutputStream with a traditional file releated stream.
+    /// set an output iterator, used directly when not using OutputStream with a traditional file related stream.
     void setOutputIterator( OutputIterator* oi ) { _out = oi; }
 
-    /// start writing to OutputStream treating it as a traditional file releated stream, handles headers and versioning
+    /// start writing to OutputStream treating it as a traditional file related stream, handles headers and versioning
     void start( OutputIterator* outIterator, WriteType type );
 
     void compress( std::ostream* ostream );

include/osgFX/Cartoon

@@ -37,7 +37,7 @@ namespace osgFX
         Cartoon();
         Cartoon(const Cartoon& copy, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
 
-        // effect class informations
+        // effect class information
         META_Effect(
             osgFX,
             Cartoon,

include/osgFX/Scribe

@@ -36,7 +36,7 @@ namespace osgFX
         Scribe();
         Scribe(const Scribe& copy, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);
 
-        // effect class informations
+        // effect class information
         META_Effect(
             osgFX,
             Scribe,

include/osgGA/EventVisitor

@@ -107,7 +107,7 @@ class OSGGA_EXPORT EventVisitor : public osg::NodeVisitor
         }
 
         // The following overrides are technically redundant as the default implementation would eventually trickle down to
-        // apply(osg::Node&); - however defining these explicitely should save a couple of virtual function calls
+        // apply(osg::Node&); - however defining these explicitly should save a couple of virtual function calls
         virtual void apply(osg::Geode& node)        { handle_callbacks_and_traverse(node); }
         virtual void apply(osg::Billboard& node)    { handle_callbacks_and_traverse(node); }
         virtual void apply(osg::LightSource& node)  { handle_callbacks_and_traverse(node); }

include/osgGA/Export

@@ -66,7 +66,7 @@ as appropriate for the viewer.
 
 Events from the windowing environment are adpated, and then fed into the GUIEventHandlers.
 The GUIEventHandlers analyse and take action, and make requests of the windowing
-environemnt via the GUIActionAdapter. The viewer writer should then honour these
+environment via the GUIActionAdapter. The viewer writer should then honour these
 requests, translating them into calls to the windowing API.
 
 */

include/osgGA/KeySwitchMatrixManipulator

@@ -44,7 +44,7 @@ class OSGGA_EXPORT KeySwitchMatrixManipulator : public CameraManipulator
         void addMatrixManipulator(int key, std::string name, CameraManipulator *cm);
 
         /**
-        Add a camera manipulator with an autogenerated keybinding which is '1' + previous number of camera's registerd.
+        Add a camera manipulator with an autogenerated keybinding which is '1' + previous number of camera's registered.
         */
         void addNumberedMatrixManipulator(CameraManipulator *cm);
 

include/osgShadow/MinimalShadowMap

@@ -90,7 +90,7 @@ class OSGSHADOW_EXPORT MinimalShadowMap : public StandardShadowMap
         // when scene objects are put on earth ellipsoid surface.
 
         // Other scenarios are also possible for example when models are
-        // built in XZY space which would require identity matrix with swapped colums
+        // built in XZY space which would require identity matrix with swapped columns
 
         osg::Matrix                        _modellingSpaceToWorld;
         float                              _maxFarPlane;

include/osgShadow/StandardShadowMap

@@ -61,7 +61,7 @@ class OSGSHADOW_EXPORT StandardShadowMap : public DebugShadowMap
         // Example: Imagine we want to swap base(0) and shadow(1) indices:
         // We have to do an extra step to make sure both do not end up as 1
         //
-        // // initialy change base to something else than 1
+        // // initially change base to something else than 1
         // setBaseTextureCoordIndex( 100 );
         // // now search and replace all gl_TexCord[1] to gl_TexCord[0]
         // setShadowTextureCoordIndex( 0 );

include/osgSim/SphereSegment

@@ -53,7 +53,7 @@ Caveats:
     - It's possible to render the whole sphere by specifying elevation
       and azimuth ranges round the full 360 degrees. When doing
       so you may consider switching the planes, spokes, and edge lines
-      off, to avoid rendering artefacts, e.g. the upper and lower
+      off, to avoid rendering artifacts, e.g. the upper and lower
       planes will be coincident.
 
 */
@@ -214,27 +214,27 @@ public:
     /** A list of vertex arrays representing a list of lines.*/
     typedef std::vector< osg::ref_ptr<osg::Vec3Array> > LineList;
 
-    /** Compute the interesection lines between subgraph and this sphere segment.
+    /** Compute the intersection lines between subgraph and this sphere segment.
-      * The matrix is the transform that takes the subgraph into the same coordiante frame as the sphere segment.
+      * The matrix is the transform that takes the subgraph into the same coordinate frame as the sphere segment.
       * The resulting intersections are in the coordinate frame of the sphere segment. */
     LineList computeIntersection(const osg::Matrixd& matrix, osg::Node* subgraph);
 
-    /** Compute the interesection lines between specified drawable and this sphere segment.
+    /** Compute the intersection lines between specified drawable and this sphere segment.
-      * The matrix is the transform that takes the subgraph into the same coordiante frame as the sphere segment.
+      * The matrix is the transform that takes the subgraph into the same coordinate frame as the sphere segment.
       * The resulting intersections are in the coordinate frame of the sphere segment. */
     LineList computeIntersection(const osg::Matrixd& matrix, osg::Drawable* drawable);
 
-    /** Compute the interesection lines between subgraph and this sphere segment.
+    /** Compute the intersection lines between subgraph and this sphere segment.
-      * The matrix is the transform that takes the subgraph into the same coordiante frame as the sphere segment.
+      * The matrix is the transform that takes the subgraph into the same coordinate frame as the sphere segment.
       * The resulting intersections are in the coordinate frame of the sphere segment. */
     osg::Node* computeIntersectionSubgraph(const osg::Matrixd& matrix, osg::Node* subgraph);
 
-    /** Compute the interesection lines between specified drawable and this sphere segment.
+    /** Compute the intersection lines between specified drawable and this sphere segment.
-      * The matrix is the transform that takes the subgraph into the same coordiante frame as the sphere segment.
+      * The matrix is the transform that takes the subgraph into the same coordinate frame as the sphere segment.
       * The resulting intersections are in the coordinate frame of the sphere segment. */
     osg::Node* computeIntersectionSubgraph(const osg::Matrixd& matrix, osg::Drawable* drawable);
 
-    /** recompute the vertex positions of the rendering meshes/lines thtat represent the sphere segment.*/
+    /** recompute the vertex positions of the rendering meshes/lines that represent the sphere segment.*/
     void updatePositions();
 
     /** recompute the primitives rendering meshes/lines thtat represent the sphere segment.*/

include/osgText/Text

@@ -73,7 +73,7 @@ public:
      * placing text against noisy backgrounds.
      * The color of the background shadow text is specified by setBackdropColor().
      * DROP_SHADOW_BOTTOM_RIGHT will draw backdrop text to the right and down of
-     * the normal text. Other DROW_SHADOW_* modes do the same for their repective directions.
+     * the normal text. Other DROW_SHADOW_* modes do the same for their respective directions.
      * OUTLINE will draw backdrop text so that it appears the text has an outline
      * or border around the normal text. This mode is particularly useful against
      * really noisy backgrounds that may put text on top of things that have

include/osgUtil/CullVisitor

@@ -466,7 +466,7 @@ inline RenderLeaf* CullVisitor::createOrReuseRenderLeaf(osg::Drawable* drawable,
     while (_currentReuseRenderLeafIndex<_reuseRenderLeafList.size() &&
            _reuseRenderLeafList[_currentReuseRenderLeafIndex]->referenceCount()>1)
     {
-        osg::notify(osg::NOTICE)<<"Warning:createOrReuseRenderLeaf() skipping multiply refrenced entry."<< std::endl;
+        osg::notify(osg::NOTICE)<<"Warning:createOrReuseRenderLeaf() skipping multiply referenced entry."<< std::endl;
         ++_currentReuseRenderLeafIndex;
     }
 

include/osgUtil/DelaunayTriangulator

@@ -91,7 +91,7 @@ public:
     virtual bool outside(const osg::Vec3 &testpoint) const;
 
     /** Tessellate the constraint loops so that the crossing points are interpolated
-     * and added to the contraints for the triangulation. */
+     * and added to the constraints for the triangulation. */
     void handleOverlaps(void);
 
 protected:

include/osgUtil/IncrementalCompileOperation

@@ -107,7 +107,7 @@ class OSGUTIL_EXPORT IncrementalCompileOperation : public osg::GraphicsOperation
         /** ConservativeTimeRatio governs how much of the measured spare time in each frame is used for flushing deleted and compile new OpenGL objects.
           * Default value is 0.5, valid range is 0.1 to 1.0.
           * A ratio near 1.0 will lead to paged databases being compiled and merged quicker but increase the chances of frame drop.
-          * A ratio near 0.1 will lead to paged databases being compiled and merged closer but reduse the chances of frame drop.*/
+          * A ratio near 0.1 will lead to paged databases being compiled and merged closer but reduce the chances of frame drop.*/
         void setConservativeTimeRatio(double ratio) { _conservativeTimeRatio = ratio; }
         double getConservativeTimeRatio() const { return _conservativeTimeRatio; }
 

include/osgUtil/SceneView

@@ -323,7 +323,7 @@ class OSGUTIL_EXPORT SceneView : public osg::Object, public osg::CullSettings
         /** search through any pre and post RenderStages that reference a Camera, and take a reference to each of these cameras to prevent them being deleted while they are still be used by the drawing thread.*/
         void collateReferencesToDependentCameras();
 
-        /** clear the refence to any any dependent cameras.*/
+        /** clear the reference to any any dependent cameras.*/
         void clearReferencesToDependentCameras();
 
 

include/osgUtil/Tessellator

@@ -23,7 +23,7 @@
 #include <vector>
 
 #ifndef CALLBACK
-    /* Win32 calling conventions. (or a least thats what the GLUT example tess.c uses.)*/
+    /* Win32 calling conventions. (or a least that's what the GLUT example tess.c uses.)*/
     #define CALLBACK
 #endif
 

include/osgUtil/UpdateVisitor

@@ -74,7 +74,7 @@ class OSGUTIL_EXPORT UpdateVisitor : public osg::NodeVisitor
         }
 
         // The following overrides are technically redundant as the default implementation would eventually trickle down to
-        // apply(osg::Node&); - however defining these explicitely should save a couple of virtual function calls
+        // apply(osg::Node&); - however defining these explicitly should save a couple of virtual function calls
         virtual void apply(osg::Geode& node)        { handle_callbacks_and_traverse(node); }
         virtual void apply(osg::Billboard& node)    { handle_callbacks_and_traverse(node); }
         virtual void apply(osg::LightSource& node)  { handle_callbacks_and_traverse(node); }

include/osgViewer/View

@@ -47,7 +47,7 @@ class OSGVIEWER_EXPORT ViewConfig : public osg::Object
         /** configure method that is overridden by Config subclasses.*/
         virtual void configure(osgViewer::View& /*view*/) const {}
 
-        /** convenience method for getting the relavent display settings to use.*/
+        /** convenience method for getting the relevant display settings to use.*/
         virtual osg::DisplaySettings* getActiveDisplaySetting(osgViewer::View& view) const;
 };
 

include/osgWidget/Lua

@@ -23,7 +23,7 @@ namespace osgWidget {
 // Externally defined; does this work in Windows?
 struct LuaEngineData;
 
-// The actual Engine itself. Every attempt is made to export the implemenation into the
+// The actual Engine itself. Every attempt is made to export the implementation into the
 // source file, rather than having it here.
 class OSGWIDGET_EXPORT LuaEngine: public ScriptEngine
 {

include/osgWidget/Window

@@ -638,7 +638,7 @@ class OSGWIDGET_EXPORT Window:
         // This method is passed the additional values by which width and height should be
         // modified as calculed by the parent method, Window::resize. Keep in mind that these
         // values can be negative (indicating a potential "shrink" request) or positive (which
-        // would indicate a "grow" reqeust).
+        // would indicate a "grow" request).
         virtual void _resizeImplementation(point_type, point_type) = 0;
 
         // These are made into implementation functions since getting the width or height

src/OpenThreads/pthreads/PThread.cpp

@@ -401,7 +401,7 @@ int Thread::GetConcurrency()
 
 //----------------------------------------------------------------------------
 //
-// Decription: Constructor
+// Description: Constructor
 //
 // Use: public.
 //
@@ -418,7 +418,7 @@ Thread::Thread()
 
 //----------------------------------------------------------------------------
 //
-// Decription: Destructor
+// Description: Destructor
 //
 // Use: public.
 //

src/OpenThreads/pthreads/PThreadBarrier.cpp

@@ -97,7 +97,7 @@ Barrier::Barrier(int numThreads) {
 
     }
 
-#endif // ] Priority sheduling
+#endif // ] Priority scheduling
 
 #endif // ] ALLOW_PRIORITY_SCHEDULING
 

src/OpenThreads/pthreads/PThreadCondition.cpp

@@ -76,7 +76,7 @@ void condition_cleanup_handler(void *arg) {
 
 //----------------------------------------------------------------------------
 //
-// Decription: Constructor
+// Description: Constructor
 //
 // Use: public.
 //
@@ -97,7 +97,7 @@ Condition::Condition() {
 
 //----------------------------------------------------------------------------
 //
-// Decription: Destructor
+// Description: Destructor
 //
 // Use: public.
 //
@@ -118,7 +118,7 @@ Condition::~Condition() {
 
 //----------------------------------------------------------------------------
 //
-// Decription: wait on a condition
+// Description: wait on a condition
 //
 // Use: public.
 //
@@ -145,7 +145,7 @@ int Condition::wait(Mutex *mutex) {
 
 //----------------------------------------------------------------------------
 //
-// Decription: wait on a condition, for a specified period of time
+// Description: wait on a condition, for a specified period of time
 //
 // Use: public.
 //
@@ -191,7 +191,7 @@ int Condition::wait(Mutex *mutex, unsigned long int ms) {
 
 //----------------------------------------------------------------------------
 //
-// Decription: signal a thread to wake up.
+// Description: signal a thread to wake up.
 //
 // Use: public.
 //
@@ -205,7 +205,7 @@ int Condition::signal() {
 
 //----------------------------------------------------------------------------
 //
-// Decription: signal many threads to wake up.
+// Description: signal many threads to wake up.
 //
 // Use: public.
 //

src/OpenThreads/pthreads/PThreadMutex.cpp

@@ -26,7 +26,7 @@ using namespace OpenThreads;
 
 //----------------------------------------------------------------------------
 //
-// Decription: Constructor
+// Description: Constructor
 //
 // Use: public.
 //
@@ -101,7 +101,7 @@ Mutex::Mutex(MutexType type):
 
 //----------------------------------------------------------------------------
 //
-// Decription: Destructor
+// Description: Destructor
 //
 // Use: public.
 //
@@ -118,7 +118,7 @@ Mutex::~Mutex() {
 
 //----------------------------------------------------------------------------
 //
-// Decription: lock the mutex
+// Description: lock the mutex
 //
 // Use: public.
 //
@@ -133,7 +133,7 @@ int Mutex::lock() {
 
 //----------------------------------------------------------------------------
 //
-// Decription: unlock the mutex
+// Description: unlock the mutex
 //
 // Use: public.
 //
@@ -148,7 +148,7 @@ int Mutex::unlock() {
 
 //----------------------------------------------------------------------------
 //
-// Decription: test if the mutex may be locked
+// Description: test if the mutex may be locked
 //
 // Use: public.
 //

src/osg/ArgumentParser.cpp

@@ -622,7 +622,7 @@ void ArgumentParser::reportRemainingOptionsAsUnrecognized(ErrorSeverity severity
 
     for(int pos=1;pos<argc();++pos)
     {
-        // if an option and havn't been previous querried for report as unrecognized.
+        // if an option and haven't been previous querried for report as unrecognized.
         if (isOption(pos) && options.find(_argv[pos])==options.end())
         {
             reportError(std::string("unrecognized option ")+std::string(_argv[pos]),severity);

src/osg/BufferObject.cpp

@@ -620,7 +620,7 @@ osg::ref_ptr<GLBufferObject> GLBufferObjectSet::takeFromOrphans(BufferObject* bu
 
 osg::ref_ptr<GLBufferObject> GLBufferObjectSet::takeOrGenerate(BufferObject* bufferObject)
 {
-    // see if we can recyle GLBufferObject from the orphan list
+    // see if we can recycle GLBufferObject from the orphan list
     {
         OpenThreads::ScopedLock<OpenThreads::Mutex> lock(_mutex);
         if (!_pendingOrphanedGLBufferObjects.empty())

src/osg/CollectOccludersVisitor.cpp

@@ -156,7 +156,7 @@ void CollectOccludersVisitor::apply(osg::OccluderNode& node)
     if (node.getOccluder())
     {
         // computeOccluder will check if the occluder is the view frustum,
-        // if it ins't then the it will return false, when in it will
+        // if it isn't then the it will return false, when in it will
         // clip the occluder's polygons in clip space, then create occluder
         // planes, all with their normals facing inward towards the volume,
         // and then transform them back into projection space.

src/osg/DrawPixels.cpp

@@ -16,7 +16,7 @@ using namespace osg;
 
 DrawPixels::DrawPixels()
 {
-    // turn off display lists right now, just incase we want to modify the projection matrix along the way.
+    // turn off display lists right now, just in case we want to modify the projection matrix along the way.
     setSupportsDisplayList(false);
 
     _position.set(0.0f,0.0f,0.0f);

src/osg/Drawable.cpp

@@ -127,7 +127,7 @@ public:
 
     virtual void deleteAllGLObjects()
     {
-         OSG_INFO<<"DisplayListManager::deleteAllGLObjects() Not currently implementated"<<std::endl;
+         OSG_INFO<<"DisplayListManager::deleteAllGLObjects() Not currently implemented"<<std::endl;
     }
 
     virtual void discardAllGLObjects()

src/osg/GLObjects.cpp

@@ -122,7 +122,7 @@ void GLObjectManager::flushAllDeletedGLObjects()
 
 void GLObjectManager::deleteAllGLObjects()
 {
-    OSG_INFO<<"void "<<_name<<"::deleteAllGLObjects() : Not Implementated"<<std::endl;
+    OSG_INFO<<"void "<<_name<<"::deleteAllGLObjects() : Not Implemented"<<std::endl;
 }
 
 void GLObjectManager::discardAllGLObjects()
@@ -145,6 +145,6 @@ void GLObjectManager::scheduleGLObjectForDeletion(GLuint globj)
 
 GLuint GLObjectManager::createGLObject()
 {
-    OSG_INFO<<"void "<<_name<<"::createGLObject() : Not Implementated"<<std::endl;
+    OSG_INFO<<"void "<<_name<<"::createGLObject() : Not Implemented"<<std::endl;
     return 0;
 }

src/osg/Image.cpp

@@ -683,7 +683,7 @@ unsigned int Image::computePixelSizeInBits(GLenum format,GLenum type)
     // which raises the question of how to actually query for these sizes...
     // will need to revisit this issue, for now just report an error.
     // this is possible a bit of mute point though as since the ARB compressed formats
-    // arn't yet used for storing images to disk, so its likely that users wont have
+    // aren't yet used for storing images to disk, so its likely that users wont have
     // osg::Image's for pixel formats set the ARB compressed formats, just using these
     // compressed formats as internal texture modes.  This is very much speculation though
     // if get the below error then its time to revist this issue :-)
@@ -998,7 +998,7 @@ int Image::computeNearestPowerOfTwo(int s,float bias)
     {
         // it isn't so lets find the closest power of two.
         // yes, logf and powf are slow, but this code should
-        // only be called during scene graph initilization,
+        // only be called during scene graph initialization,
         // if at all, so not critical in the greater scheme.
         float p2 = logf((float)s)/logf(2.0f);
         float rounded_p2 = floorf(p2+bias);

src/osg/Matrix_implementation.cpp

@@ -222,7 +222,7 @@ Quat Matrix_implementation::getRotate() const
     QZ = 0.5 * sqrt( osg::maximum( 0.0, 1.0 - _mat[0][0] - _mat[1][1] + _mat[2][2] ) );
 
 #if 0
-    // Robert Osfield, June 7th 2007, arggg this new implementation produces many many errors, so have to revert to sign(..) orignal below.
+    // Robert Osfield, June 7th 2007, arggg this new implementation produces many many errors, so have to revert to sign(..) original below.
     QX = QX * osg::signOrZero(  _mat[1][2] - _mat[2][1]) ;
     QY = QY * osg::signOrZero(  _mat[2][0] - _mat[0][2]) ;
     QZ = QZ * osg::signOrZero(  _mat[0][1] - _mat[1][0]) ;

src/osg/Node.cpp

@@ -92,7 +92,7 @@ Node::Node(const Node& node,const CopyOp& copyop):
 
 Node::~Node()
 {
-    // cleanly detatch any associated stateset (include remove parent links)
+    // cleanly detach any associated stateset (include remove parent links)
     setStateSet(0);
 }
 

src/osg/PrimitiveSetIndirect.cpp

@@ -77,7 +77,7 @@ void DrawElementsIndirectUInt::draw(State& state, bool /*useVertexBufferObjects*
     state.bindElementBufferObject(ebo);
 
     state.get<GLExtensions>()-> glDrawElementsIndirect(mode, GL_UNSIGNED_INT,
-        (const GLvoid *)(dibo->getOffset(_indirectCommandArray->getBufferIndex()) //command array adress
+        (const GLvoid *)(dibo->getOffset(_indirectCommandArray->getBufferIndex()) //command array address
         +_firstCommand* _indirectCommandArray->getElementSize())// runtime offset computaion can be sizeof(*_indirectCommandArray->begin())
     );
 }

src/osg/ShadowVolumeOccluder.cpp

@@ -209,7 +209,7 @@ bool ShadowVolumeOccluder::computeOccluder(const NodePath& nodePath,const Convex
     //     first transform occluder polygon into clipspace by multiple it by c[i] = v[i]*(MV*P)
     //     then push to coords to far plane by setting its coord to c[i].z = -1.
     //     then transform far plane polygon back into projection space, by p[i]*inv(P)
-    //     compute orientation of front plane, if normal.z()<0 then facing away from eye pont, so reverse the polygons, or simply invert planes.
+    //     compute orientation of front plane, if normal.z()<0 then facing away from eye point, so reverse the polygons, or simply invert planes.
     //     compute volume (quality) between front polygon in projection space and back polygon in projection space.
 
 

src/osg/State.cpp

@@ -373,7 +373,7 @@ void State::reset()
         as.changed = true;
     }
 
-    // we can do a straight clear, we arn't interested in GL_DEPTH_TEST defaults in texture modes.
+    // we can do a straight clear, we aren't interested in GL_DEPTH_TEST defaults in texture modes.
     for(TextureModeMapList::iterator tmmItr=_textureModeMapList.begin();
         tmmItr!=_textureModeMapList.end();
         ++tmmItr)
@@ -1316,7 +1316,7 @@ bool State::convertVertexShaderSourceToOsgBuiltIns(std::string& source) const
     std::string attributeQualifier("attribute ");
 
     // find the first legal insertion point for replacement declarations. GLSL requires that nothing
-    // precede a "#verson" compiler directive, so we must insert new declarations after it.
+    // precede a "#version" compiler directive, so we must insert new declarations after it.
     std::string::size_type declPos = source.rfind( "#version " );
     if ( declPos != std::string::npos )
     {

src/osg/StateSet.cpp

@@ -1186,7 +1186,7 @@ void StateSet::addUniform(Uniform* uniform, StateAttribute::OverrideValue value)
         {
             if (itr->second.first==uniform)
             {
-                // chaning just override
+                // changing just override
                 itr->second.second = value&(StateAttribute::OVERRIDE|StateAttribute::PROTECTED);
             }
             else

src/osg/Texture.cpp

@@ -1301,7 +1301,7 @@ int Texture::compareTexture(const Texture& rhs) const
     COMPARE_StateAttribute_Parameter(_useHardwareMipMapGeneration)
     COMPARE_StateAttribute_Parameter(_internalFormatMode)
 
-    // only compare _internalFomat is it has alrady been set in both lhs, and rhs
+    // only compare _internalFomat is it has already been set in both lhs, and rhs
     if (_internalFormat!=0 && rhs._internalFormat!=0)
     {
         COMPARE_StateAttribute_Parameter(_internalFormat)

src/osg/Texture1D.cpp

@@ -211,7 +211,7 @@ void Texture1D::apply(State& state) const
 
         applyTexParameters(GL_TEXTURE_1D,state);
 
-        // update the modified count to show that it is upto date.
+        // update the modified count to show that it is up to date.
         getModifiedCount(contextID) = _image->getModifiedCount();
 
         applyTexImage1D(GL_TEXTURE_1D,_image.get(),state, _textureWidth, _numMipmapLevels);

src/osg/VertexArrayState.cpp

@@ -83,7 +83,7 @@ public:
 
     virtual void deleteAllGLObjects()
     {
-         OSG_INFO<<"VertexArrayStateManager::deleteAllGLObjects() Not currently implementated"<<std::endl;
+         OSG_INFO<<"VertexArrayStateManager::deleteAllGLObjects() Not currently implemented"<<std::endl;
     }
 
     virtual void discardAllGLObjects()

src/osgAnimation/MorphTransformHardware.cpp

@@ -48,7 +48,7 @@ bool MorphTransformHardware::init(MorphGeometry& morphGeometry)
     if(pos)
     {
         pos->setDataVariance(osg::Object::STATIC);
-        ///check if source is setted correctly
+        ///check if source is set correctly
         if (!vertexSource|| vertexSource->size() != pos->size())
         {
             vertexSource =(static_cast<osg::Vec3Array*>( pos->clone(osg::CopyOp::DEEP_COPY_ARRAYS)));
@@ -116,7 +116,7 @@ bool MorphTransformHardware::init(MorphGeometry& morphGeometry)
     osg::ref_ptr<osg::Program> program ;
     osg::ref_ptr<osg::Shader> vertexshader;
     osg::ref_ptr<osg::StateSet> stateset = morphGeometry.getOrCreateStateSet();
-    //grab geom source program and vertex shader if _shader is not setted
+    //grab geom source program and vertex shader if _shader is not set
     if(!_shader.valid() && (program = (osg::Program*)stateset->getAttribute(osg::StateAttribute::PROGRAM)))
     {
         for(unsigned int i=0;i<program->getNumShaders();++i)
@@ -135,7 +135,7 @@ bool MorphTransformHardware::init(MorphGeometry& morphGeometry)
     }
     
     program->setName("HardwareMorphing");
-    //set default source if _shader is not user setted
+    //set default source if _shader is not user set
     if (!vertexshader.valid())
     {
         if (!_shader.valid()) vertexshader = osgDB::readRefShaderFile(osg::Shader::VERTEX,"morphing.vert");

src/osgAnimation/RigTransformHardware.cpp

@@ -211,7 +211,7 @@ bool RigTransformHardware::buildPalette(const BoneMap& boneMap, const RigGeometr
 
         if (bonename.empty())
         {
-            OSG_WARN << "RigTransformHardware::VertexInfluenceMap contains unamed bone IndexWeightList" << std::endl;
+            OSG_WARN << "RigTransformHardware::VertexInfluenceMap contains unnamed bone IndexWeightList" << std::endl;
         }
         BoneMap::const_iterator bmit = boneMap.find(bonename);
         if (bmit == boneMap.end() )
@@ -297,7 +297,7 @@ bool RigTransformHardware::init(RigGeometry& rig)
     osg::ref_ptr<osg::Shader> vertexshader;
     osg::ref_ptr<osg::StateSet> stateset = rig.getOrCreateStateSet();
 
-    //grab geom source program and vertex shader if _shader is not setted
+    //grab geom source program and vertex shader if _shader is not set
     if(!_shader.valid() && (program = (osg::Program*)stateset->getAttribute(osg::StateAttribute::PROGRAM)))
     {
         for(unsigned int i = 0; i<program->getNumShaders(); ++i)
@@ -312,7 +312,7 @@ bool RigTransformHardware::init(RigGeometry& rig)
         program = new osg::Program;
         program->setName("HardwareSkinning");
     }
-    //set default source if _shader is not user setted
+    //set default source if _shader is not user set
     if (!vertexshader.valid())
     {
         if (!_shader.valid()) vertexshader = osgDB::readRefShaderFile(osg::Shader::VERTEX,"skinning.vert");

src/osgAnimation/RigTransformSoftware.cpp

@@ -55,7 +55,7 @@ void RigTransformSoftware::buildMinimumUpdateSet( const RigGeometry&rig )
 
         if (bonename.empty())
         {
-            OSG_WARN << "RigTransformSoftware::VertexInfluenceMap contains unamed bone IndexWeightList" << std::endl;
+            OSG_WARN << "RigTransformSoftware::VertexInfluenceMap contains unnamed bone IndexWeightList" << std::endl;
         }
         for(IndexWeightList::const_iterator infit = inflist.begin(); infit!=inflist.end(); ++infit)
         {
@@ -165,7 +165,7 @@ bool RigTransformSoftware::init(RigGeometry&rig)
 
         if (bonename.empty())
         {
-            OSG_WARN << "RigTransformSoftware::VertexInfluenceMap contains unamed bone IndexWeightList" << std::endl;
+            OSG_WARN << "RigTransformSoftware::VertexInfluenceMap contains unnamed bone IndexWeightList" << std::endl;
         }
         BoneMap::const_iterator bmit = boneMap.find(bonename);
         if (bmit == boneMap.end() )

src/osgAnimation/VertexInfluence.cpp

@@ -71,7 +71,7 @@ void VertexInfluenceMap::normalize(unsigned int numvert)
     }
 
 }
-///remove weakest influences in order to fit targetted numbonepervertex
+///remove weakest influences in order to fit targeted numbonepervertex
 void VertexInfluenceMap::cullInfluenceCountPerVertex(unsigned int numbonepervertex,float minweight, bool renormalize)
 {
 
@@ -139,7 +139,7 @@ void VertexInfluenceMap::computePerVertexInfluenceList(std::vector<BoneWeightLis
         const IndexWeightList& inflist = it->second;
         if (it->first.empty())
         {
-            OSG_WARN << "VertexInfluenceMap::computePerVertexInfluenceList contains unamed bone IndexWeightList" << std::endl;
+            OSG_WARN << "VertexInfluenceMap::computePerVertexInfluenceList contains unnamed bone IndexWeightList" << std::endl;
         }
         
         for(IndexWeightList::const_iterator infit = inflist.begin(); infit != inflist.end(); ++infit)

src/osgDB/ClassInterface.cpp

@@ -308,7 +308,7 @@ osg::Object* ClassInterface::createObject(const std::string& compoundClassName)
     }
     else
     {
-        OSG_NOTICE<<"ClassInterface::createObject("<<compoundClassName<<"), No object wrapper avaiable."<<std::endl;
+        OSG_NOTICE<<"ClassInterface::createObject("<<compoundClassName<<"), No object wrapper available."<<std::endl;
         return 0;
     }
     // return (ow!=0) ? ow->createInstance() : 0;

src/osgDB/DynamicLibrary.cpp

@@ -79,7 +79,7 @@ DynamicLibrary* DynamicLibrary::loadLibrary(const std::string& libraryName)
 
     std::string fullLibraryName = osgDB::findLibraryFile(libraryName);
     if (!fullLibraryName.empty()) handle = getLibraryHandle( fullLibraryName ); // try the lib we have found
-    else handle = getLibraryHandle( libraryName ); // havn't found a lib ourselves, see if the OS can find it simply from the library name.
+    else handle = getLibraryHandle( libraryName ); // haven't found a lib ourselves, see if the OS can find it simply from the library name.
 
     if (handle) return new DynamicLibrary(libraryName,handle);
 

src/osgDB/FileNameUtils.cpp

@@ -155,7 +155,7 @@ std::string osgDB::getNameLessExtension(const std::string& fileName)
 // strip all extensions from the filename.
 std::string osgDB::getNameLessAllExtensions(const std::string& fileName)
 {
-    // Finds start serach position: from last slash, or the beginning of the string if none found
+    // Finds start search position: from last slash, or the beginning of the string if none found
     std::string::size_type startPos = fileName.find_last_of(PATH_SEPARATORS);            // Finds forward slash *or* back slash
     if (startPos == std::string::npos) startPos = 0;
     std::string::size_type dot = fileName.find_first_of('.', startPos);        // Finds *FIRST* dot from start pos
@@ -449,7 +449,7 @@ std::string osgDB::getPathRelative(const std::string& from, const std::string& t
 
     // Definition: an "element" is a part between slashes. Ex: "/a/b" has two elements ("a" and "b").
     // Algorithm:
-    // 1. If paths are neither both absolute nor both relative, then we cannot do anything (we need to make them absolute, but need additionnal info on how to make it). Return.
+    // 1. If paths are neither both absolute nor both relative, then we cannot do anything (we need to make them absolute, but need additional info on how to make it). Return.
     // 2. If both paths are absolute and root isn't the same (for Windows only, as roots are of the type "C:", "D:"), then the operation is impossible. Return.
     // 3. Iterate over two paths elements until elements are equal
     // 4. For each remaining element in "from", add ".." to result

src/osgGA/StandardManipulator.cpp

@@ -831,8 +831,8 @@ bool StandardManipulator::setCenterByMousePointerIntersection( const GUIEventAda
 }
 
 
-/** Makes mouse pointer intersection test with the geometry bellow the pointer
+/** Makes mouse pointer intersection test with the geometry below the pointer
-    and starts animation to center camera to look at the closest hit bellow the mouse pointer.
+    and starts animation to center camera to look at the closest hit below the mouse pointer.
 
     If there is a hit, animation is started and true is returned.
     Otherwise, the method returns false.*/

src/osgParticle/ConnectedParticleSystem.cpp

@@ -49,7 +49,7 @@ Particle* ConnectedParticleSystem::createParticle(const Particle* ptemplate)
 
         if (_startParticle == Particle::INVALID_INDEX)
         {
-            // we are the fisrt particle create, so start the connect particle list
+            // we are the first particle create, so start the connect particle list
             _startParticle = particleIndex;
         }
 

src/osgParticle/ParticleProcessor.cpp

@@ -73,7 +73,7 @@ void osgParticle::ParticleProcessor::traverse(osg::NodeVisitor& nv)
                 ParticleSystem::ScopedWriteLock lock(*(_ps->getReadWriteMutex()));
 
                 //added- 1/17/06- bgandere@nps.edu
-                //a check to make sure we havent updated yet this frame
+                //a check to make sure we haven't updated yet this frame
                 if(_frameNumber < nv.getFrameStamp()->getFrameNumber())
                 {
 

src/osgParticle/ParticleSystem.cpp

@@ -232,7 +232,7 @@ void osgParticle::ParticleSystem::drawImplementation(osg::RenderInfo& renderInfo
 
     if (_useVertexArray)
     {
-        // note from Robert Osfield, September 2016, this block implementated for backwards compatibility but is pretty way vertex array/shaders were hacked into osgParticle
+        // note from Robert Osfield, September 2016, this block implemented for backwards compatibility but is pretty way vertex array/shaders were hacked into osgParticle
 
         // set up arrays and primitives ready to fill in
         if (!ad.vertices.valid())