Replace sky_spheres with a single background pigment.

1 files changed, 0 insertions, 70 deletions

diff --git a/libdimension/sky_sphere.c b/libdimension/sky_sphere.c
deleted file mode 100644
index 2279881..0000000
--- a/libdimension/sky_sphere.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2010 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Library.                           *
- *                                                                       *
- * The Dimension Library is free software; you can redistribute it and/  *
- * or modify it under the terms of the GNU Lesser General Public License *
- * as published by the Free Software Foundation; either version 3 of the *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Library is distributed in the hope that it will be      *
- * useful, but WITHOUT ANY WARRANTY; without even the implied warranty   *
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  *
- * Lesser General Public License for more details.                       *
- *                                                                       *
- * You should have received a copy of the GNU Lesser General Public      *
- * License along with this program.  If not, see                         *
- * <http://www.gnu.org/licenses/>.                                       *
- *************************************************************************/
-
-/**
- * @file
- * Sky spheres.
- */
-
-#include "dimension.h"
-
-dmnsn_sky_sphere *
-dmnsn_new_sky_sphere(void)
-{
-  dmnsn_sky_sphere *sky_sphere = dmnsn_malloc(sizeof(dmnsn_sky_sphere));
-  sky_sphere->pigments = dmnsn_new_array(sizeof(dmnsn_pigment *));
-  sky_sphere->trans    = dmnsn_identity_matrix();
-  sky_sphere->refcount = 1;
-  return sky_sphere;
-}
-
-void
-dmnsn_delete_sky_sphere(dmnsn_sky_sphere *sky_sphere)
-{
-  if (DMNSN_DECREF(sky_sphere)) {
-    DMNSN_ARRAY_FOREACH (dmnsn_pigment **, pigment, sky_sphere->pigments) {
-      dmnsn_delete_pigment(*pigment);
-    }
-    dmnsn_delete_array(sky_sphere->pigments);
-    dmnsn_free(sky_sphere);
-  }
-}
-
-void
-dmnsn_initialize_sky_sphere(dmnsn_sky_sphere *sky_sphere)
-{
-  DMNSN_ARRAY_FOREACH (dmnsn_pigment **, pigment, sky_sphere->pigments) {
-    (*pigment)->trans = dmnsn_matrix_mul(sky_sphere->trans, (*pigment)->trans);
-    dmnsn_initialize_pigment(*pigment);
-  }
-}
-
-dmnsn_color
-dmnsn_sky_sphere_color(const dmnsn_sky_sphere *sky_sphere, dmnsn_vector d)
-{
-  dmnsn_color color = dmnsn_clear;
-
-  DMNSN_ARRAY_FOREACH (const dmnsn_pigment **, pigment, sky_sphere->pigments) {
-    dmnsn_color sky = dmnsn_evaluate_pigment(*pigment, d);
-    color = dmnsn_apply_filter(color, sky);
-  }
-
-  return color;
-}