From 18d3f6b2bd6c9a1433de2e3cc222f48f9cb8254e Mon Sep 17 00:00:00 2001
From: Javier Sancho <jsf@jsancho.org>
Date: Sun, 10 May 2020 10:13:01 +0200
Subject: [PATCH] material-flags

---
 src/material-flags.cpp | 182 ++++++++++++++++++++---------------------
 src/material-flags.h   |   8 +-
 2 files changed, 93 insertions(+), 97 deletions(-)

diff --git a/src/material-flags.cpp b/src/material-flags.cpp
index 0957af6..71fe9a4 100644
--- a/src/material-flags.cpp
+++ b/src/material-flags.cpp
@@ -22,97 +22,97 @@
 #include <irrlicht/irrlicht.h>
 #include <libguile.h>
 
-extern "C" {
 
-  irr::video::E_MATERIAL_FLAG
-  scm_to_material_flag (SCM material_flag)
-  {
-    char* flag = scm_to_utf8_stringn (scm_symbol_to_string (material_flag), NULL);
-    if (!strcmp (flag, "wireframe"))
-      {
-        return irr::video::EMF_WIREFRAME;
-      }
-    else if (!strcmp (flag, "pointcloud"))
-      {
-        return irr::video::EMF_POINTCLOUD;
-      }
-    else if (!strcmp (flag, "gouraud-shading"))
-      {
-        return irr::video::EMF_GOURAUD_SHADING;
-      }
-    else if (!strcmp (flag, "lighting"))
-      {
-        return irr::video::EMF_LIGHTING;
-      }
-    else if (!strcmp (flag, "zbuffer"))
-      {
-        return irr::video::EMF_ZBUFFER;
-      }
-    else if (!strcmp (flag, "zwrite-enable"))
-      {
-        return irr::video::EMF_ZWRITE_ENABLE;
-      }
-    else if (!strcmp (flag, "back-face-culling"))
-      {
-        return irr::video::EMF_BACK_FACE_CULLING;
-      }
-    else if (!strcmp (flag, "front-face-culling"))
-      {
-        return irr::video::EMF_FRONT_FACE_CULLING;
-      }
-    else if (!strcmp (flag, "bilinear-filter"))
-      {
-        return irr::video::EMF_BILINEAR_FILTER;
-      }
-    else if (!strcmp (flag, "trilinear-filter"))
-      {
-        return irr::video::EMF_TRILINEAR_FILTER;
-      }
-    else if (!strcmp (flag, "anisotropic-filter"))
-      {
-        return irr::video::EMF_ANISOTROPIC_FILTER;
-      }
-    else if (!strcmp (flag, "fog-enable"))
-      {
-        return irr::video::EMF_FOG_ENABLE;
-      }
-    else if (!strcmp (flag, "normalize-normals"))
-      {
-        return irr::video::EMF_NORMALIZE_NORMALS;
-      }
-    else if (!strcmp (flag, "texture-wrap"))
-      {
-        return irr::video::EMF_TEXTURE_WRAP;
-      }
-    else if (!strcmp (flag, "anti-aliasing"))
-      {
-        return irr::video::EMF_ANTI_ALIASING;
-      }
-    else if (!strcmp (flag, "color-mask"))
-      {
-        return irr::video::EMF_COLOR_MASK;
-      }
-    else if (!strcmp (flag, "color-material"))
-      {
-        return irr::video::EMF_COLOR_MATERIAL;
-      }
-    else if (!strcmp (flag, "use-mip-maps"))
-      {
-        return irr::video::EMF_USE_MIP_MAPS;
-      }
-    else if (!strcmp (flag, "blend-operation"))
-      {
-        return irr::video::EMF_BLEND_OPERATION;
-      }
-    else if (!strcmp (flag, "polygon-offset"))
-      {
-        return irr::video::EMF_POLYGON_OFFSET;
-      }
-    else
-      {
-        scm_error (scm_arg_type_key, NULL, "Wrong material flag: ~S",
-                   scm_list_1 (material_flag), scm_list_1 (material_flag));
-      }
-  }
+using namespace irr;
 
+
+video::E_MATERIAL_FLAG
+scm_to_material_flag (SCM material_flag)
+{
+  char* flag = scm_to_utf8_stringn (scm_symbol_to_string (material_flag), NULL);
+  if (!strcmp (flag, "wireframe"))
+    {
+      return video::EMF_WIREFRAME;
+    }
+  else if (!strcmp (flag, "pointcloud"))
+    {
+      return video::EMF_POINTCLOUD;
+    }
+  else if (!strcmp (flag, "gouraud-shading"))
+    {
+      return video::EMF_GOURAUD_SHADING;
+    }
+  else if (!strcmp (flag, "lighting"))
+    {
+      return video::EMF_LIGHTING;
+    }
+  else if (!strcmp (flag, "zbuffer"))
+    {
+      return video::EMF_ZBUFFER;
+    }
+  else if (!strcmp (flag, "zwrite-enable"))
+    {
+      return video::EMF_ZWRITE_ENABLE;
+    }
+  else if (!strcmp (flag, "back-face-culling"))
+    {
+      return video::EMF_BACK_FACE_CULLING;
+    }
+  else if (!strcmp (flag, "front-face-culling"))
+    {
+      return video::EMF_FRONT_FACE_CULLING;
+    }
+  else if (!strcmp (flag, "bilinear-filter"))
+    {
+      return video::EMF_BILINEAR_FILTER;
+    }
+  else if (!strcmp (flag, "trilinear-filter"))
+    {
+      return video::EMF_TRILINEAR_FILTER;
+    }
+  else if (!strcmp (flag, "anisotropic-filter"))
+    {
+      return video::EMF_ANISOTROPIC_FILTER;
+    }
+  else if (!strcmp (flag, "fog-enable"))
+    {
+      return video::EMF_FOG_ENABLE;
+    }
+  else if (!strcmp (flag, "normalize-normals"))
+    {
+      return video::EMF_NORMALIZE_NORMALS;
+    }
+  else if (!strcmp (flag, "texture-wrap"))
+    {
+      return video::EMF_TEXTURE_WRAP;
+    }
+  else if (!strcmp (flag, "anti-aliasing"))
+    {
+      return video::EMF_ANTI_ALIASING;
+    }
+  else if (!strcmp (flag, "color-mask"))
+    {
+      return video::EMF_COLOR_MASK;
+    }
+  else if (!strcmp (flag, "color-material"))
+    {
+      return video::EMF_COLOR_MATERIAL;
+    }
+  else if (!strcmp (flag, "use-mip-maps"))
+    {
+      return video::EMF_USE_MIP_MAPS;
+    }
+  else if (!strcmp (flag, "blend-operation"))
+    {
+      return video::EMF_BLEND_OPERATION;
+    }
+  else if (!strcmp (flag, "polygon-offset"))
+    {
+      return video::EMF_POLYGON_OFFSET;
+    }
+  else
+    {
+      scm_error (scm_arg_type_key, NULL, "Wrong material flag: ~S",
+                 scm_list_1 (material_flag), scm_list_1 (material_flag));
+    }
 }
diff --git a/src/material-flags.h b/src/material-flags.h
index 1b1f053..d73f691 100644
--- a/src/material-flags.h
+++ b/src/material-flags.h
@@ -25,11 +25,7 @@
 #include <irrlicht/irrlicht.h>
 #include <libguile.h>
 
-extern "C" {
-
-  irr::video::E_MATERIAL_FLAG
-  scm_to_material_flag (SCM material_flag);
-
-}
+irr::video::E_MATERIAL_FLAG
+scm_to_material_flag (SCM material_flag);
 
 #endif
-- 
2.39.2