From 6260a22ea7a9f08564483ea0beb76b6bdac34bb5 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Tue, 23 Feb 2010 14:14:04 -0500
Subject: Rename `limit' scene field to `reclimit'.

---
 libdimension/dimension/scene.h |  4 ++--
 libdimension/raytrace.c        | 16 ++++++++--------
 libdimension/scene.c           |  2 +-
 3 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/libdimension/dimension/scene.h b/libdimension/dimension/scene.h
index 0d9dc9e..56addd0 100644
--- a/libdimension/dimension/scene.h
+++ b/libdimension/dimension/scene.h
@@ -58,9 +58,9 @@ typedef struct {
   dmnsn_quality quality;
 
   /* Recursion limit */
-  unsigned int limit;
+  unsigned int reclimit;
 
-  /* Number of paralell threads */
+  /* Number of parallel threads */
   unsigned int nthreads;
 } dmnsn_scene;
 
diff --git a/libdimension/raytrace.c b/libdimension/raytrace.c
index 4c2b84f..6721a9b 100644
--- a/libdimension/raytrace.c
+++ b/libdimension/raytrace.c
@@ -219,7 +219,7 @@ typedef struct dmnsn_raytrace_state {
   const dmnsn_scene *scene;
   const dmnsn_intersection *intersection;
   dmnsn_bvst *bvst;
-  unsigned int level;
+  unsigned int reclevel;
 
   dmnsn_vector r;
   dmnsn_vector viewer;
@@ -265,7 +265,7 @@ dmnsn_raytrace_scene_impl(dmnsn_progress *progress, dmnsn_scene *scene,
         );
 
         /* Shoot a ray */
-        state.level = scene->limit;
+        state.reclevel = scene->reclimit;
         color = dmnsn_raytrace_shoot(&state, ray);
       }
 
@@ -333,8 +333,8 @@ dmnsn_raytrace_light_ray(const dmnsn_raytrace_state *state,
 
   dmnsn_color color = (*light->light_fn)(light, state->r);
 
-  unsigned int level = state->level;
-  while (level) {
+  unsigned int reclevel = state->reclevel;
+  while (reclevel) {
     dmnsn_intersection *shadow_caster
       = dmnsn_bvst_search(state->bvst, shadow_ray);
 
@@ -345,7 +345,7 @@ dmnsn_raytrace_light_ray(const dmnsn_raytrace_state *state,
 
     dmnsn_raytrace_state shadow_state = *state;
     shadow_state.intersection = shadow_caster;
-    shadow_state.level        = level;
+    shadow_state.reclevel     = reclevel;
 
     dmnsn_raytrace_pigment(&shadow_state);
     if (shadow_state.pigment.filter || shadow_state.pigment.trans) {
@@ -359,7 +359,7 @@ dmnsn_raytrace_light_ray(const dmnsn_raytrace_state *state,
     }
 
     dmnsn_delete_intersection(shadow_caster);
-    --level;
+    --reclevel;
   }
 
   return color;
@@ -457,9 +457,9 @@ dmnsn_raytrace_translucency(dmnsn_raytrace_state *state)
 static dmnsn_color
 dmnsn_raytrace_shoot(dmnsn_raytrace_state *state, dmnsn_line ray)
 {
-  if (state->level <= 0)
+  if (state->reclevel <= 0)
     return dmnsn_black;
-  --state->level;
+  --state->reclevel;
 
   dmnsn_intersection *intersection
     = dmnsn_bvst_search(state->bvst, ray);
diff --git a/libdimension/scene.c b/libdimension/scene.c
index 3458948..8973005 100644
--- a/libdimension/scene.c
+++ b/libdimension/scene.c
@@ -38,7 +38,7 @@ dmnsn_new_scene()
     scene->objects  = dmnsn_new_array(sizeof(dmnsn_object *));
     scene->lights   = dmnsn_new_array(sizeof(dmnsn_light *));
     scene->quality  = DMNSN_RENDER_FULL;
-    scene->limit    = 5;
+    scene->reclimit = 5;
     scene->nthreads = 0;
   }
   return scene;
-- 
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