Define procedures with keywords from C code

[guile-irrlicht.git] / src / video-driver.cpp

diff --git a/src/video-driver.cpp b/src/video-driver.cpp
index dc9cce60da4a42012f2e91fd31ff4912e8f2f732..57231a6d2623bd342aa934df16b4a9ccbefcd7d7 100644 (file)
--- a/src/video-driver.cpp
+++ b/src/video-driver.cpp
@@ -35,9 +35,10 @@ extern "C" {
   init_video_driver (void)
   {
     init_video_driver_type ();
-    scm_c_define_gsubr ("begin-scene", 6, 0, 0, (scm_t_subr)irr_video_beginScene);
+    scm_c_define_gsubr ("begin-scene", 1, 0, 1, (scm_t_subr)irr_video_beginScene);
     scm_c_define_gsubr ("get-texture", 2, 0, 0, (scm_t_subr)irr_video_getTexture);
     scm_c_define_gsubr ("get-video-driver", 1, 0, 0, (scm_t_subr)irr_getVideoDriver);
+    scm_c_export ("begin-scene", "get-texture", "get-video-driver", NULL);
   }
 
   DEFINE_WRAPPED_TYPE (irr::video::IVideoDriver*, "video-driver",
@@ -46,12 +47,25 @@ extern "C" {
 
   SCM
   irr_video_beginScene (SCM wrapped_video_driver,
-                        SCM back_buffer,
-                        SCM z_buffer,
-                        SCM color,
-                        SCM video_data,
-                        SCM source_rect)
+                        SCM rest)
   {
+    SCM back_buffer = scm_from_bool(1);
+    SCM z_buffer = scm_from_bool(1);
+    SCM color = scm_list_4 (scm_from_uint32 (255),
+                            scm_from_uint32 (0),
+                            scm_from_uint32 (0),
+                            scm_from_uint32 (0));
+    SCM video_data = scm_from_bool(0);
+    SCM source_rect = scm_from_bool(0);
+
+    scm_c_bind_keyword_arguments ("begin-scene", rest, (scm_t_keyword_arguments_flags)0,
+                                  scm_from_utf8_keyword ("back-buffer"), &back_buffer,
+                                  scm_from_utf8_keyword ("z-buffer"), &z_buffer,
+                                  scm_from_utf8_keyword ("color"), &color,
+                                  scm_from_utf8_keyword ("video-data"), &video_data,
+                                  scm_from_utf8_keyword ("source-rect"), &source_rect,
+                                  SCM_UNDEFINED);
+
     irr::video::IVideoDriver* driver = unwrap_video_driver (wrapped_video_driver);
     irr::core::rect<irr::s32>* sourceRectAddress = 0;
     if (!scm_is_false (source_rect))