Split finish_fn into diffuse_fn and specular_fn.

1 files changed, 10 insertions, 6 deletions

diff --git a/libdimension/dimension/texture.h b/libdimension/dimension/texture.h
index 4b14918..0c2b04b 100644
--- a/libdimension/dimension/texture.h
+++ b/libdimension/dimension/texture.h
@@ -56,11 +56,14 @@ void dmnsn_delete_pigment(dmnsn_pigment *pigment);
 /* Forward-declare dmnsn_finish */
 typedef struct dmnsn_finish dmnsn_finish;
 
-/* Finish callback */
-typedef dmnsn_color dmnsn_finish_fn(const dmnsn_finish *finish,
-                                    dmnsn_color light, dmnsn_color color,
-                                    dmnsn_vector ray, dmnsn_vector normal,
-                                    dmnsn_vector viewer);
+/* Finish callbacks */
+typedef dmnsn_color dmnsn_diffuse_fn(const dmnsn_finish *finish,
+                                     dmnsn_color light, dmnsn_color color,
+                                     dmnsn_vector ray, dmnsn_vector normal);
+typedef dmnsn_color dmnsn_specular_fn(const dmnsn_finish *finish,
+                                      dmnsn_color light, dmnsn_color color,
+                                      dmnsn_vector ray, dmnsn_vector normal,
+                                      dmnsn_vector viewer);
 typedef dmnsn_color dmnsn_ambient_fn(const dmnsn_finish *finish,
                                      dmnsn_color pigment);
 typedef dmnsn_color dmnsn_reflection_fn(const dmnsn_finish *finish,
@@ -70,7 +73,8 @@ typedef dmnsn_color dmnsn_reflection_fn(const dmnsn_finish *finish,
 /* dmnsn_finish definition */
 struct dmnsn_finish {
   /* Callbacks */
-  dmnsn_finish_fn     *finish_fn;
+  dmnsn_diffuse_fn    *diffuse_fn;
+  dmnsn_specular_fn   *specular_fn;
   dmnsn_ambient_fn    *ambient_fn;
   dmnsn_reflection_fn *reflection_fn;
   dmnsn_free_fn       *free_fn;