2 files changed, 13 insertions, 0 deletions
diff --git a/ray.c b/ray.c
index e91d7e1..e776893 100644
--- a/ray.c
+++ b/ray.c
@@ -187,6 +187,13 @@ static void ray_calc_light(space_t *s, color_t *dest, object_t *o, vector_t *N,
 	}
 }
 
+// Calculates the environmental light. Pretty slow
+// https://www.scratchapixel.com/lessons/3d-basic-rendering/global-illumination-path-tracing
+static void light_environment(space_t *s, color_t *dest, object_t *o, vector_t *N, vector_t *eye, vector_t *point) 
+{
+
+}
+
 int ray_trace_recur(space_t *s, color_t *dest, ray_t *ray, unsigned hop, COORD_T scale)
 {
 	COORD_T dist;
diff --git a/scene.h b/scene.h
index 90e5ebb..7eef588 100644
--- a/scene.h
+++ b/scene.h
@@ -62,6 +62,12 @@ typedef struct {
 
 	color_t ambient;
 	color_t back;
+
+	// Environment light
+	// TODO make more general
+	// Slows things down alot
+	bool env_enabled;
+	color_t env_color;
 } space_t;
 
 object_t *add_sphere(space_t *s, vector_t *c, COORD_T r, material_t *m);