4 files changed, 27 insertions, 7 deletions
diff --git a/src/GLView.h b/src/GLView.h
index 2c5779d..39ec0a6 100644
--- a/src/GLView.h
+++ b/src/GLView.h
@@ -48,12 +48,12 @@ public:
 
 	size_t width;
 	size_t height;
-	double viewer_distance;//
-  double w_h_ratio;//
-  bool orthomode;//
-  bool showaxes;//
-  bool showfaces;//
-  bool showedges;//
+	double viewer_distance;
+  double w_h_ratio;
+  bool orthomode;
+  bool showaxes;
+  bool showfaces;
+  bool showedges;
 	Eigen::Vector3d object_trans;
 	Eigen::Vector3d object_rot;
   Eigen::Vector3d camera_eye;
diff --git a/src/OffscreenView.cc b/src/OffscreenView.cc
index 1b53082..b7d1deb 100644
--- a/src/OffscreenView.cc
+++ b/src/OffscreenView.cc
@@ -7,6 +7,13 @@
 #include <cstdlib>
 #include <sstream>
 
+#ifdef _WIN32
+#include <GL/wglew.h>
+#elif !defined(__APPLE__)
+#include <GL/glxew.h>
+#endif
+
+
 OffscreenView::OffscreenView(size_t width, size_t height)
 {
 	orthomode = false;
@@ -18,6 +25,11 @@ OffscreenView::OffscreenView(size_t width, size_t height)
 	camera_center << 0, 0, 0;
 
 #ifdef ENABLE_OPENCSG
+	is_opencsg_capable = false;
+	has_shaders = false;
+	opencsg_support = true;
+  static int sId = 0;
+  this->opencsg_id = sId++;
 	for (int i = 0; i < 10; i++) this->shaderinfo[i] = 0;
 #endif
 	this->ctx = create_offscreen_context(width, height);
diff --git a/src/OffscreenView.h b/src/OffscreenView.h
index 3e03175..69bda4c 100644
--- a/src/OffscreenView.h
+++ b/src/OffscreenView.h
@@ -24,8 +24,15 @@ public:
 	bool save(const char *filename);
 	bool save(std::ostream &output);
   std::string getRendererInfo() const;
-	void enable_opencsg_shaders();
 	OffscreenContext *ctx; // not
+
+#ifdef ENABLE_OPENCSG
+	bool is_opencsg_capable;
+	bool has_shaders;
+	void enable_opencsg_shaders();
+  bool opencsg_support;
+  int opencsg_id;
+#endif
 };
 
 #endif
diff --git a/src/QGLView.h b/src/QGLView.h
index de53779..77c5baf 100644
--- a/src/QGLView.h
+++ b/src/QGLView.h
@@ -38,6 +38,7 @@ public:
 	void setOrthoMode(bool enabled) { this->orthomode = enabled; }
 	std::string getRendererInfo() const;
 	bool save(const char *filename);
+	void enable_opencsg_shaders();
 
 public:
 	QLabel *statusLabel;