Changeset 10619 for OpenSceneGraph/trunk/examples/osgvertexattributes/osgvertexattributes.cpp

Timestamp:

10/08/09 18:23:40 (4 years ago)

Author:

robert

Message:

Added remapping of gl_ and ftransform() variables to osg_ equivalents.

Files:

• OpenSceneGraph/trunk/examples/osgvertexattributes/osgvertexattributes.cpp (modified) (2 diffs)

OpenSceneGraph/trunk/examples/osgvertexattributes/osgvertexattributes.cpp

@@ -49 +49 @@
         std::string convertShader(std::string source)
         {
+            // replace ftransform as it only works with built-ins
+            replace(source, "ftransform()", "gl_ModelViewProjectionMatrix * gl_Vertex");
+
+            // replace the vertex attributes
             replace(source, "gl_Vertex", "osg_Vertex");
             replace(source, "gl_Normal", "osg_Normal");
@@ -62 +66 @@
             replace(source, "gl_MultiTexCoord6", "osg_MultiTexCoord6");
             replace(source, "gl_MultiTexCoord7", "osg_MultiTexCoord7");
+
+            // replace the modelview and project matrices
+            replace(source, "gl_ModelViewMatrix", "osg_ModeViewMatrix");
+            replace(source, "gl_ModelViewProjectionMatrix", "osg_ModelViewProjectionMatrix");
+            replace(source, "gl_ProjectionMatrix", "osg_ProjectionMatrix");
+
             return source;
         }