Tokenize on-the-fly.

No more manual tokenization and parsing, giving a simpler interface.  Also,
this brings us closer to a dmnsn_realize_string() interface.

1 files changed, 12 insertions, 2 deletions

diff --git a/dimension/realize.c b/dimension/realize.c
index 1a42be9..7ca3ae2 100644
--- a/dimension/realize.c
+++ b/dimension/realize.c
@@ -536,8 +536,8 @@ dmnsn_realize_sphere(dmnsn_astnode astnode)
   return sphere;
 }
 
-dmnsn_scene *
-dmnsn_realize(const dmnsn_array *astree)
+static dmnsn_scene *
+dmnsn_realize_astree(const dmnsn_array *astree)
 {
   dmnsn_scene *scene = dmnsn_new_scene();
   if (!scene) {
@@ -607,3 +607,13 @@ dmnsn_realize(const dmnsn_array *astree)
 
   return scene;
 }
+
+dmnsn_scene *
+dmnsn_realize(FILE *file, const char *filename)
+{
+  dmnsn_array *astree = dmnsn_parse(file, filename);
+  if (!astree) {
+    return NULL;
+  }
+  return dmnsn_realize_astree(astree);
+}