Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 145 insertions, 0 deletions

diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/glrenderer.h b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/glrenderer.h
new file mode 100644
index 000000000..375e2882c
--- /dev/null
+++ b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/glrenderer.h
@@ -0,0 +1,145 @@
+/*
+** License Applicability. Except to the extent portions of this file are
+** made subject to an alternative license as permitted in the SGI Free
+** Software License B, Version 1.1 (the "License"), the contents of this
+** file are subject only to the provisions of the License. You may not use
+** this file except in compliance with the License. You may obtain a copy
+** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
+** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
+**
+** http://oss.sgi.com/projects/FreeB
+**
+** Note that, as provided in the License, the Software is distributed on an
+** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
+** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
+** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
+** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
+**
+** Original Code. The Original Code is: OpenGL Sample Implementation,
+** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
+** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
+** Copyright in any portions created by third parties is as indicated
+** elsewhere herein. All Rights Reserved.
+**
+** Additional Notice Provisions: The application programming interfaces
+** established by SGI in conjunction with the Original Code are The
+** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
+** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
+** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
+** Window System(R) (Version 1.3), released October 19, 1998. This software
+** was created using the OpenGL(R) version 1.2.1 Sample Implementation
+** published by SGI, but has not been independently verified as being
+** compliant with the OpenGL(R) version 1.2.1 Specification.
+*/
+
+/*
+ * glrenderer.h
+ *
+ * $Date: 2004/03/14 08:29:10 $ $Revision: 1.1.1.4 $
+ * $Header: /cvs/xorg/xc/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/glrenderer.h,v 1.1.1.4 2004/03/14 08:29:10 eich Exp $
+ */
+
+#ifndef __gluglrenderer_h_
+#define __gluglrenderer_h_
+
+#include <GL/gl.h>
+#include <GL/glu.h>
+#include "nurbstess.h"
+#include "glsurfeval.h"
+#include "glcurveval.h"
+
+class GLUnurbs : public NurbsTessellator {
+
+public:
+		GLUnurbs( void );
+    void 	loadGLMatrices( void );
+    void	useGLMatrices( const GLfloat modelMatrix[16], 
+			       const GLfloat projMatrix[16],
+			       const GLint viewport[4] );
+    void		setSamplingMatrixIdentity( void );
+
+    void 	errorHandler( int );
+    void	bgnrender( void );
+    void	endrender( void );
+    void	setautoloadmode( INREAL value )
+      		    { 
+		      
+		      if (value) autoloadmode = GL_TRUE; 
+		      else autoloadmode = GL_FALSE; 
+			
+		    }
+    GLboolean	getautoloadmode( void ) { return autoloadmode; }
+
+    void	(GLAPIENTRY *errorCallback)( GLenum );
+    void	postError( int which ) 
+		    { if (errorCallback) (*errorCallback)( (GLenum)which ); }
+
+    void        putSurfCallBack(GLenum which, GLvoid (GLAPIENTRY *fn)(...))
+      {
+	curveEvaluator.putCallBack(which, fn);
+	surfaceEvaluator.putCallBack(which, fn);
+      }
+
+    int         get_vertices_call_back()
+      {
+	return surfaceEvaluator.get_vertices_call_back();
+      }
+    
+    void        put_vertices_call_back(int flag)
+      {
+	surfaceEvaluator.put_vertices_call_back(flag);
+      }
+
+    int         get_callback_auto_normal()
+      {
+        return surfaceEvaluator.get_callback_auto_normal();
+      }
+ 
+    void         put_callback_auto_normal(int flag)
+      {
+        surfaceEvaluator.put_callback_auto_normal(flag);
+      }
+
+    void       setNurbsCallbackData(void* userData)
+      {
+       curveEvaluator.set_callback_userData(userData);
+       surfaceEvaluator.set_callback_userData(userData);
+     }
+
+
+    //for LOD
+    void LOD_eval_list(int level)
+      {
+	surfaceEvaluator.LOD_eval_list(level);
+      }
+
+    //NEWCALLBACK
+    int        is_callback()
+      {
+	return callbackFlag;
+      }
+    void       put_callbackFlag(int flag)
+      {
+	callbackFlag = flag;
+	surfaceEvaluator.put_vertices_call_back(flag);
+	curveEvaluator.put_vertices_call_back(flag);
+      }
+
+private:
+    GLboolean			autoloadmode;
+    OpenGLSurfaceEvaluator	surfaceEvaluator;
+    OpenGLCurveEvaluator	curveEvaluator;
+
+    void		loadSamplingMatrix( const GLfloat vmat[4][4], 
+			        const GLint viewport[4] );
+    void		loadCullingMatrix( GLfloat vmat[4][4] );
+    static void		grabGLMatrix( GLfloat vmat[4][4] );
+    static void		transform4d( GLfloat A[4], GLfloat B[4], 
+				GLfloat mat[4][4] );
+    static void		multmatrix4d( GLfloat n[4][4], const GLfloat left[4][4],
+				const GLfloat right[4][4] );
+
+   int                  callbackFlag;
+};
+
+#endif /* __gluglrenderer_h_ */