Add option to choose where texcoords are generated (vertex or fragment shader)

• draw bspline surface in envmapping draw mode
• output textures in renderobject info string for debugging

ACG/GL/RenderObject.cc

@@ -352,6 +352,46 @@ QString RenderObject::toString() const
resultStrm << "\ninternalFlags: " << internalFlags_;
+  // textures
+  for (std::map<size_t, Texture>::const_iterator it = textures_.begin(); it != textures_.end(); ++it)
+  {
+    resultStrm << "\ntexture unit " << it->first << ": ";
+
+    switch (it->second.type)
+    {
+    case GL_TEXTURE_1D: resultStrm << "GL_TEXTURE_1D"; break;
+    case GL_TEXTURE_2D: resultStrm << "GL_TEXTURE_2D"; break;
+    case GL_TEXTURE_3D: resultStrm << "GL_TEXTURE_3D"; break;
+#ifdef GL_TEXTURE_RECTANGLE
+    case GL_TEXTURE_RECTANGLE: resultStrm << "GL_TEXTURE_RECTANGLE"; break;
+#endif
+#ifdef GL_TEXTURE_CUBE_MAP
+    case GL_TEXTURE_CUBE_MAP: resultStrm << "GL_TEXTURE_CUBE_MAP"; break;
+#endif 
+#ifdef GL_TEXTURE_1D_ARRAY
+    case GL_TEXTURE_1D_ARRAY: resultStrm << "GL_TEXTURE_1D_ARRAY"; break;
+#endif 
+#ifdef GL_TEXTURE_2D_ARRAY
+    case GL_TEXTURE_2D_ARRAY: resultStrm << "GL_TEXTURE_2D_ARRAY"; break;
+#endif 
+#ifdef GL_TEXTURE_CUBE_MAP_ARRAY
+    case GL_TEXTURE_CUBE_MAP_ARRAY: resultStrm << "GL_TEXTURE_CUBE_MAP_ARRAY"; break;
+#endif
+#ifdef GL_TEXTURE_BUFFER
+    case GL_TEXTURE_BUFFER: resultStrm << "GL_TEXTURE_BUFFER"; break;
+#endif
+#ifdef GL_TEXTURE_2D_MULTISAMPLE
+    case GL_TEXTURE_2D_MULTISAMPLE: resultStrm << "GL_TEXTURE_2D_MULTISAMPLE"; break;
+#endif
+#ifdef GL_TEXTURE_2D_MULTISAMPLE_ARRAY
+    case GL_TEXTURE_2D_MULTISAMPLE_ARRAY: resultStrm << "GL_TEXTURE_2D_MULTISAMPLE_ARRAY"; break;
+#endif
+    default: resultStrm << "unknown_type"; break;
+    }
+
+    resultStrm << " - id " << it->second.id;
+  }
+
if (vertexDecl)
resultStrm << "\n" << vertexDecl->toString();