Add Blue Marble Next Gen plugin and tile rendering code

[grits] / src / roam.h

diff --git a/src/roam.h b/src/roam.h
index da4f508561194ba4bbccf3fb81fc933b86f92663..94b205f18e45cbad6346c4523c23244796dc34cf 100644 (file)
--- a/src/roam.h
+++ b/src/roam.h
@@ -71,6 +71,10 @@ struct _RoamTriangle {
        double norm[3];
        double error;
        GPQueueHandle handle;
+
+       /* For get_intersect */
+       struct { gdouble n,s,e,w; } edge;
+       RoamTriangle *kids[2];
 };
 RoamTriangle *roam_triangle_new(RoamPoint *l, RoamPoint *m, RoamPoint *r);
 void roam_triangle_add(RoamTriangle *triangle,
@@ -119,6 +123,8 @@ void roam_sphere_merge_one(RoamSphere *sphere);
 gint roam_sphere_split_merge(RoamSphere *sphere);
 void roam_sphere_draw(RoamSphere *sphere);
 void roam_sphere_draw_normals(RoamSphere *sphere);
+GList *roam_sphere_get_intersect(RoamSphere *sphere,
+               gdouble n, gdouble s, gdouble e, gdouble w);
 void roam_sphere_free(RoamSphere *sphere);
 
 #endif