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-rw-r--r--libdimension/dimension/finishes.h11
-rw-r--r--libdimension/dimension/texture.h6
2 files changed, 11 insertions, 6 deletions
diff --git a/libdimension/dimension/finishes.h b/libdimension/dimension/finishes.h
index e3d0597..b836e51 100644
--- a/libdimension/dimension/finishes.h
+++ b/libdimension/dimension/finishes.h
@@ -25,8 +25,13 @@
#ifndef DIMENSION_FINISHES_H
#define DIMENSION_FINISHES_H
-/* A phong finish */
-dmnsn_finish *dmnsn_new_phong_finish(double diffuse, double specular,
- double exp);
+/* Add two finishes */
+dmnsn_finish *dmnsn_new_finish_combination(dmnsn_finish *f1, dmnsn_finish *f2);
+
+dmnsn_finish *dmnsn_new_ambient_finish(dmnsn_color ambient);
+dmnsn_finish *dmnsn_new_diffuse_finish(double diffuse);
+
+/* A phong specular highlight */
+dmnsn_finish *dmnsn_new_phong_finish(double specular, double exp);
#endif /* DIMENSION_FINISHES_H */
diff --git a/libdimension/dimension/texture.h b/libdimension/dimension/texture.h
index e5a1bfd..c5f4b3f 100644
--- a/libdimension/dimension/texture.h
+++ b/libdimension/dimension/texture.h
@@ -61,14 +61,14 @@ 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);
+typedef dmnsn_color dmnsn_ambient_fn(const dmnsn_finish *finish,
+ dmnsn_color pigment);
/* dmnsn_finish definition */
struct dmnsn_finish {
- /* Ambient contribution factor */
- double ambient;
-
/* Callbacks */
dmnsn_finish_fn *finish_fn;
+ dmnsn_ambient_fn *ambient_fn;
dmnsn_free_fn *free_fn;
/* Generic pointer */