0020716: Eliminate usage of "config.h" header file
[occt.git] / src / OpenGl / OpenGl_GraphicDriver_Export.cxx
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973c2be1 1// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 2//
973c2be1 3// This file is part of Open CASCADE Technology software library.
b311480e 4//
d5f74e42 5// This library is free software; you can redistribute it and/or modify it under
6// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1 7// by the Free Software Foundation, with special exception defined in the file
8// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
9// distribution for complete text of the license and disclaimer of any warranty.
b311480e 10//
973c2be1 11// Alternatively, this file may be used under the terms of Open CASCADE
12// commercial license or contractual agreement.
b311480e 13
2166f0fa 14#include <OpenGl_GraphicDriver.hxx>
86fa64d9 15#include <OpenGl_Context.hxx>
16#include <OpenGl_CView.hxx>
91322f44 17
18#include <Standard_CLocaleSentry.hxx>
7fd59977 19
20#ifdef HAVE_GL2PS
21#include <gl2ps.h>
22#endif
23
7fd59977 24/************************************************************************/
25/* Print Methods */
26/************************************************************************/
27
35e08fe8 28#ifdef HAVE_GL2PS
5cedc27f
K
29Standard_Boolean OpenGl_GraphicDriver::Export (const Standard_CString theFileName,
30 const Graphic3d_ExportFormat theFormat,
31 const Graphic3d_SortType theSortType,
32 const Standard_Integer theWidth,
33 const Standard_Integer theHeight,
34 const Graphic3d_CView& theView,
35 const Aspect_CLayer2d& theLayerUnder,
36 const Aspect_CLayer2d& theLayerOver,
105aae76 37 const Standard_Real /*thePrecision*/,
38 const Standard_Address /*theProgressBarFunc*/,
39 const Standard_Address /*theProgressObject*/)
7fd59977 40{
86fa64d9 41 // gl2psBeginPage() will call OpenGL functions
42 // so we should activate correct GL context before redraw scene call
43 const OpenGl_CView* aCView = (const OpenGl_CView* )theView.ptrView;
44 if (aCView == NULL || !aCView->WS->GetGlContext()->MakeCurrent())
45 {
46 return Standard_False;
47 }
48
5cedc27f
K
49 Standard_Integer aFormat = -1;
50 Standard_Integer aSortType = Graphic3d_ST_BSP_Tree;
51 switch (theFormat)
7fd59977 52 {
5cedc27f
K
53 case Graphic3d_EF_PostScript:
54 aFormat = GL2PS_PS;
55 break;
56 case Graphic3d_EF_EnhPostScript:
57 aFormat = GL2PS_EPS;
58 break;
59 case Graphic3d_EF_TEX:
60 aFormat = GL2PS_TEX;
61 break;
62 case Graphic3d_EF_PDF:
63 aFormat = GL2PS_PDF;
64 break;
65 case Graphic3d_EF_SVG:
66 aFormat = GL2PS_SVG;
67 break;
68 case Graphic3d_EF_PGF:
69 aFormat = GL2PS_PGF;
70 break;
71 case Graphic3d_EF_EMF:
72 //aFormat = GL2PS_EMF;
73 aFormat = GL2PS_PGF + 1; // 6
74 break;
75 default:
76 // unsupported format
77 return Standard_False;
7fd59977 78 }
79
5cedc27f 80 switch (theSortType)
7fd59977 81 {
5cedc27f
K
82 case Graphic3d_ST_Simple:
83 aSortType = GL2PS_SIMPLE_SORT;
84 break;
85 case Graphic3d_ST_BSP_Tree:
86 aSortType = GL2PS_BSP_SORT;
87 break;
88 }
89
90 GLint aViewport[4];
91 aViewport[0] = 0;
92 aViewport[1] = 0;
93 aViewport[2] = theWidth;
94 aViewport[3] = theHeight;
7fd59977 95
5cedc27f
K
96 GLint aBufferSize = 1024 * 1024;
97 GLint anErrCode = GL2PS_SUCCESS;
7fd59977 98
5cedc27f 99 // gl2ps uses standard write functions and do not check locale
91322f44 100 Standard_CLocaleSentry aLocaleSentry;
7fd59977 101
5cedc27f 102 while (aBufferSize > 0)
7fd59977 103 {
5cedc27f
K
104 // current patch for EMF support in gl2ps uses WinAPI functions to create file
105 FILE* aFileH = (theFormat != Graphic3d_EF_EMF) ? fopen (theFileName, "wb") : NULL;
106 anErrCode = gl2psBeginPage ("", "", aViewport, aFormat, aSortType,
7fd59977 107 GL2PS_DRAW_BACKGROUND | GL2PS_OCCLUSION_CULL | GL2PS_BEST_ROOT/* | GL2PS_SIMPLE_LINE_OFFSET*/,
108 GL_RGBA, 0, NULL,
5cedc27f
K
109 0, 0, 0, aBufferSize, aFileH, theFileName);
110 if (anErrCode != GL2PS_SUCCESS)
111 {
112 // initialization failed
113 if (aFileH != NULL)
114 fclose (aFileH);
115 break;
116 }
117 Redraw (theView, theLayerUnder, theLayerOver);
118
119 anErrCode = gl2psEndPage();
120 if (aFileH != NULL)
121 fclose (aFileH);
122
123 if (anErrCode == GL2PS_OVERFLOW)
124 aBufferSize *= 2;
125 else
126 break;
7fd59977 127 }
5cedc27f 128 return anErrCode == GL2PS_SUCCESS;
35e08fe8 129}
5cedc27f 130#else
35e08fe8 131Standard_Boolean OpenGl_GraphicDriver::Export (const Standard_CString /*theFileName*/,
132 const Graphic3d_ExportFormat /*theFormat*/,
133 const Graphic3d_SortType /*theSortType*/,
134 const Standard_Integer /*theWidth*/,
135 const Standard_Integer /*theHeight*/,
136 const Graphic3d_CView& /*theView*/,
137 const Aspect_CLayer2d& /*theLayerUnder*/,
138 const Aspect_CLayer2d& /*theLayerOver*/,
139 const Standard_Real /*thePrecision*/,
140 const Standard_Address /*theProgressBarFunc*/,
141 const Standard_Address /*theProgressObject*/)
142{
143 return Standard_False;
7fd59977 144}
973c2be1 145#endif