patch to import Jon Smirl's work from Bitkeeper

1 files changed, 158 insertions, 0 deletions

diff --git a/src/glu/mini/nurbs.c b/src/glu/mini/nurbs.c
new file mode 100644
index 0000000000..93c0dd3ce2
--- /dev/null
+++ b/src/glu/mini/nurbs.c
@@ -0,0 +1,158 @@
+/* $Id: nurbs.c,v 1.2 2003/08/22 20:11:43 brianp Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version:  3.3
+ * Copyright (C) 1995-2000  Brian Paul
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+
+/*
+ * NURBS implementation written by Bogdan Sikorski (bogdan@cira.it)
+ * See README2 for more info.
+ */
+
+
+#ifdef PC_HEADER
+#include "all.h"
+#else
+#include <stdio.h>
+#include <stdlib.h>
+#include "gluP.h"
+#include "nurbs.h"
+#endif
+
+
+void
+call_user_error(GLUnurbsObj * nobj, GLenum error)
+{
+   nobj->error = error;
+   if (nobj->error_callback != NULL) {
+      (*(nobj->error_callback)) (error);
+   }
+   else {
+      printf("NURBS error %d %s\n", error, (char *) gluErrorString(error));
+   }
+}
+
+
+
+GLUnurbsObj *GLAPIENTRY
+gluNewNurbsRenderer(void)
+{
+   GLUnurbsObj *n;
+   GLfloat tmp_viewport[4];
+   GLint i, j;
+
+   n = (GLUnurbsObj *) malloc(sizeof(GLUnurbsObj));
+   return n;
+}
+
+
+
+void GLAPIENTRY
+gluDeleteNurbsRenderer(GLUnurbsObj * nobj)
+{
+   if (nobj) {
+      free(nobj);
+   }
+}
+
+
+
+void GLAPIENTRY
+gluLoadSamplingMatrices(GLUnurbsObj * nobj,
+			const GLfloat modelMatrix[16],
+			const GLfloat projMatrix[16], const GLint viewport[4])
+{
+}
+
+
+void GLAPIENTRY
+gluNurbsProperty(GLUnurbsObj * nobj, GLenum property, GLfloat value)
+{
+}
+
+
+void GLAPIENTRY
+gluGetNurbsProperty(GLUnurbsObj * nobj, GLenum property, GLfloat * value)
+{
+}
+
+
+
+void GLAPIENTRY
+gluBeginCurve(GLUnurbsObj * nobj)
+{
+}
+
+
+void GLAPIENTRY
+gluEndCurve(GLUnurbsObj * nobj)
+{
+}
+
+
+void GLAPIENTRY
+gluNurbsCurve(GLUnurbsObj * nobj, GLint nknots, GLfloat * knot,
+	      GLint stride, GLfloat * ctlarray, GLint order, GLenum type)
+{
+}
+
+
+void GLAPIENTRY
+gluBeginSurface(GLUnurbsObj * nobj)
+{
+}
+
+
+void GLAPIENTRY
+gluEndSurface(GLUnurbsObj * nobj)
+{
+}
+
+
+void GLAPIENTRY
+gluNurbsSurface(GLUnurbsObj * nobj,
+		GLint sknot_count, GLfloat * sknot,
+		GLint tknot_count, GLfloat * tknot,
+		GLint s_stride, GLint t_stride,
+		GLfloat * ctrlarray, GLint sorder, GLint torder, GLenum type)
+{
+}
+
+
+void GLAPIENTRY
+gluNurbsCallback(GLUnurbsObj * nobj, GLenum which, void (GLCALLBACK * fn) ())
+{
+}
+
+void GLAPIENTRY
+gluBeginTrim(GLUnurbsObj * nobj)
+{
+}
+
+void GLAPIENTRY
+gluPwlCurve(GLUnurbsObj * nobj, GLint count, GLfloat * array, GLint stride,
+	    GLenum type)
+{
+}
+
+void GLAPIENTRY
+gluEndTrim(GLUnurbsObj * nobj)
+{
+}