Progress towards indexing lines

git-svn-id: svn://cook.msm.cam.ac.uk:745/diff-tomo/dtr@149 bf6ca9ba-c028-0410-8290-897cf20841d1

1 files changed, 2 insertions, 0 deletions

diff --git a/src/displaywindow.h b/src/displaywindow.h
index 98ec148..f53e19f 100644
--- a/src/displaywindow.h
+++ b/src/displaywindow.h
@@ -17,6 +17,7 @@
 #define DISPLAYWINDOW_H
 
 #include <gtk/gtk.h>
+#include <GL/gl.h>
 
 #include "control.h"
 
@@ -44,6 +45,7 @@ typedef struct dw_struct {
 	int		gl_use_buffers;			/* 0=use vertex arrays only, otherwise use VBOs */
 	GLuint		gl_ref_vertex_buffer;		/* "Measured reflection" stuff */
 	GLfloat		*gl_ref_vertex_array;
+	int		lines;
 	GLuint		gl_ref_normal_buffer;
 	GLfloat		*gl_ref_normal_array;
 	GLsizei		gl_ref_num_vertices;