From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- .../lib/glu/libnurbs/interface/bezierPatchMesh.h | 127 +++++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/bezierPatchMesh.h (limited to 'nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/bezierPatchMesh.h') diff --git a/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/bezierPatchMesh.h b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/bezierPatchMesh.h new file mode 100644 index 000000000..384d02f41 --- /dev/null +++ b/nx-X11/extras/ogl-sample/main/gfx/lib/glu/libnurbs/interface/bezierPatchMesh.h @@ -0,0 +1,127 @@ +/* +** 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. +** +** $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/bezierPatchMesh.h,v 1.1.1.4 2004/03/14 08:29:10 eich Exp $ +*/ + +#ifndef _BEZIERPATCHMESH_H +#define _BEZIERPATCHMESH_H + +#include "bezierPatch.h" + +typedef struct bezierPatchMesh{ + bezierPatch *bpatch; /*vertex*/ + bezierPatch *bpatch_normal; + bezierPatch *bpatch_texcoord; /*s,t,r,q*/ + bezierPatch *bpatch_color; /*RGBA*/ + + float *UVarray; /*all UV components of all vertices of all strips*/ + int *length_array; /*[i] is the number of vertices in the ith strip*/ + GLenum *type_array; /*[i] is the type of the ith primitive*/ + + /*to support dynamic insertion*/ + int size_UVarray; + int index_UVarray; + int size_length_array; + int index_length_array; + + int counter; /*track the current strip size*/ + GLenum type; /*track the current type: 0: GL_TRIANGLES, 1: GL_TRIANGLE_STRIP*/ + + /*we eventually want to evaluate from (u,v) to (x,y,z) and draw them*/ + float *vertex_array; /*each vertex contains three components*/ + float *normal_array; /*each normal contains three components*/ + float *color_array; + float *texcoord_array; + + /*in case we need a linked list*/ + struct bezierPatchMesh *next; +} bezierPatchMesh; + +#ifdef __cplusplus +extern "C" { +#endif + + + +bezierPatchMesh *bezierPatchMeshMake(int maptype, float umin, float umax, int ustride, int uorder, float vmin, float vmax, int vstride, int vorder, float *ctlpoints, int size_UVarray, int size_length_array); + +/*initilize patches to be null*/ +bezierPatchMesh *bezierPatchMeshMake2(int size_UVarray, int size_length_array); + +void bezierPatchMeshPutPatch(bezierPatchMesh *bpm, int maptype, float umin, float umax, int ustride, int uorder, float vmin, float vmax, int vstride, int vorder, float *ctlpoints); + +void bezierPatchMeshDelete(bezierPatchMesh *bpm); + +void bezierPatchMeshBeginStrip(bezierPatchMesh *bpm, GLenum type); + +void bezierPatchMeshEndStrip(bezierPatchMesh *bpm); + +void bezierPatchMeshInsertUV(bezierPatchMesh *bpm, float u, float v); + +void bezierPatchMeshPrint(bezierPatchMesh *bpm); + +bezierPatchMesh* bezierPatchMeshListInsert(bezierPatchMesh* list, bezierPatchMesh* bpm); + +void bezierPatchMeshListPrint(bezierPatchMesh* list); + +int bezierPatchMeshListTotalStrips(bezierPatchMesh* list); + +int bezierPatchMeshListTotalVert(bezierPatchMesh* list); +int bezierPatchMeshNumTriangles(bezierPatchMesh* bpm); +int bezierPatchMeshListNumTriangles(bezierPatchMesh* list); + +void bezierPatchMeshDelDeg(bezierPatchMesh* bpm); + + +void bezierPatchMeshEval(bezierPatchMesh* bpm); + +void bezierPatchMeshDraw(bezierPatchMesh* bpm); + +void bezierPatchMeshListDraw(bezierPatchMesh* list); +void bezierPatchMeshListEval(bezierPatchMesh* list); +void bezierPatchMeshListCollect(bezierPatchMesh* list, float **vertex_array, float **normal_array, int **length_array, GLenum **type_array, int *num_strips); + +void bezierPatchMeshListDelDeg(bezierPatchMesh* list); +void bezierPatchMeshListDelete(bezierPatchMesh *list); +bezierPatchMesh* bezierPatchMeshListReverse(bezierPatchMesh* list); +void drawStrips(float *vertex_array, float *normal_array, int *length_array, GLenum *type_array, int num_strips); + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.2.3