1 files changed, 73 insertions, 0 deletions
diff --git a/test/raytracer/gml.h b/test/raytracer/gml.h
new file mode 100644
index 0000000..20ca3e9
--- /dev/null
+++ b/test/raytracer/gml.h
@@ -0,0 +1,73 @@
+/* The GML abstract syntax tree */
+
+enum operation {
+    Identifier,
+    Binder,
+    Boolean,
+    Integer,
+    Real,
+    String,
+    Array,
+    Function,
+    Op_acos,
+    Op_addi,
+    Op_addf,
+    Op_apply,
+    Op_asin,
+    Op_clampf,
+    Op_cone,
+    Op_cos,
+    Op_cube,
+    Op_cylinder,
+    Op_difference,
+    Op_divi,
+    Op_divf,
+    Op_eqi,
+    Op_eqf,
+    Op_floor,
+    Op_frac,
+    Op_get,
+    Op_getx,
+    Op_gety,
+    Op_getz,
+    Op_if,
+    Op_intersect,
+    Op_length,
+    Op_lessi,
+    Op_lessf,
+    Op_light,
+    Op_modi,
+    Op_muli,
+    Op_mulf,
+    Op_negi,
+    Op_negf,
+    Op_plane,
+    Op_point,
+    Op_pointlight,
+    Op_real,
+    Op_render,
+    Op_rotatex,
+    Op_rotatey,
+    Op_rotatez,
+    Op_scale,
+    Op_sin,
+    Op_sphere,
+    Op_spotlight,
+    Op_sqrt,
+    Op_subi,
+    Op_subf,
+    Op_translate,
+    Op_union,
+    Op_uscale,
+    Op_print
+};
+
+struct tok {
+  enum operation tag;
+  union {
+    char * s;                   /* Identifier, Binder, String */
+    int i;                      /* Boolean, Integer */
+    flt d;                      /* Real */
+    struct array * a;           /* Array, Function */
+  } u;
+};