initial check-in
This commit is contained in:
Brian Paul
95
src/mesa/glapi/gloffsets.py
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95
src/mesa/glapi/gloffsets.py
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#!/usr/bin/env python
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# $Id: gloffsets.py,v 1.1 2000/02/22 22:45:20 brianp Exp $
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# Mesa 3-D graphics library
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# Version: 3.3
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#
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# Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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# Generate the glapioffsets.h file.
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#
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# Usage:
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# gloffsets.py >glapioffsets.h
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#
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# Dependencies:
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# The gl.spec file from the SI must be in the current directory.
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#
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# Brian Paul 3 February 2000
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import string
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import re
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def PrintHead():
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print '/* DO NOT EDIT - This file generated automatically */'
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print '#ifndef _GLAPI_OFFSETS_H_'
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print '#define _GLAPI_OFFSETS_H_'
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print ''
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return
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#endif
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def PrintTail():
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print ''
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print '#endif'
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#endif
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def GenerateDefine(name, offset):
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s = '#define _gloffset_' + name + ' ' + offset
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return s;
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#enddef
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def PrintDefines():
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functionPattern = re.compile('^[a-zA-Z0-9]+\(')
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functionNamePattern = re.compile('^[a-zA-Z0-9]+')
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funcName = ''
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f = open('gl.spec')
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for line in f.readlines():
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m = functionPattern.match(line)
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if m:
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# extract funcName
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n = functionNamePattern.findall(line)
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funcName = n[0]
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m = string.split(line)
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if len(m) > 1:
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if m[0] == 'param':
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paramName = m[1]
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if m[0] == 'offset':
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funcOffset = m[1]
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s = GenerateDefine(funcName, funcOffset)
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print s
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#endif
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#endfor
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#enddef
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PrintHead()
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PrintDefines()
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PrintTail()
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295
src/mesa/glapi/gltable.py
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295
src/mesa/glapi/gltable.py
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#!/usr/bin/env python
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# $Id: gltable.py,v 1.1 2000/02/22 22:45:20 brianp Exp $
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# Mesa 3-D graphics library
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# Version: 3.3
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#
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# Copyright (C) 1999-2000 Brian Paul All Rights Reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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# Generate the glapitable.h file.
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#
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# Usage:
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# gltable.py >glapitable.h
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#
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# Dependencies:
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# The gl.spec file from the SI must be in the current directory.
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#
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# Brian Paul 3 February 2000
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import string
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import re
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#
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# This table maps types from the gl.spec file to the OpenGL C types.
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#
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TypeTable = {
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'AttribMask' : 'GLbitfield',
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'Boolean' : 'GLboolean',
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'CheckedFloat32' : 'GLfloat',
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'CheckedInt32' : 'GLint',
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'ClampedColorF' : 'GLclampf',
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'ClampedFloat32' : 'GLclampf',
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'ClampedFloat64' : 'GLclampd',
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'ClampedStencilValue' : 'GLint',
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'ClearBufferMask' : 'GLbitfield',
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'ClientAttribMask' : 'GLbitfield',
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'ColorB' : 'GLbyte',
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'ColorD' : 'GLdouble',
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'ColorF' : 'GLfloat',
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'ColorI' : 'GLint',
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'ColorIndexValueD' : 'GLdouble',
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'ColorIndexValueF' : 'GLfloat',
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'ColorIndexValueI' : 'GLint',
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'ColorIndexValueS' : 'GLshort',
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'ColorIndexValueUB' : 'GLubyte',
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'ColorS' : 'GLshort',
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'ColorUB' : 'GLubyte',
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'ColorUI' : 'GLuint',
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'ColorUS' : 'GLushort',
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'CoordF' : 'GLfloat',
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'CoordD' : 'GLdouble',
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'CoordI' : 'GLint',
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'CoordS' : 'GLshort',
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'FeedbackElement' : 'GLfloat',
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'Float32' : 'GLfloat',
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'Float64' : 'GLdouble',
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'Float32Pointer' : 'GLfloat',
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'Float64Pointer' : 'GLdouble',
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'Int8' : 'GLbyte',
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'Int16' : 'GLshort',
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'Int32' : 'GLint',
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'LineStipple' : 'GLushort',
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'List' : 'GLuint',
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'MaskedColorIndexValueF' : 'GLfloat',
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'MaskedColorIndexValueI' : 'GLuint',
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'MaskedStencilValue' : 'GLuint',
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'PixelInternalFormat' : 'GLenum',
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'SelectName' : 'GLuint',
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'SizeI' : 'GLsizei',
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'StencilValue' : 'GLint',
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'String' : 'const GLubyte *',
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'TexelInternalFormat' : 'GLint',
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'TextureComponentCount' : 'GLint',
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'WinCoord' : 'GLint',
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'UInt8' : 'GLubyte',
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'UInt16' : 'GLushort',
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'UInt32' : 'GLuint',
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'Void' : 'GLvoid',
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'VoidPointer' : 'GLvoid *',
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'void' : 'void',
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}
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#
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# Return C-style argument type string.
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# Input: t = a type like ListMode, Int16, CoordF, etc.
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# pointerQual = '' or '*'
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# constQual = '' or 'const '
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# Return: a string like "const GLubyte *'
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#
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def ActualType(t, pointerQual, constQual):
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if TypeTable.has_key(t):
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type = TypeTable[t]
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else:
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type = 'GLenum'
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if pointerQual == '':
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s = constQual + type
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else:
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s = constQual + type + ' ' + pointerQual
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return s
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#enddef
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#
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# Convert a Python list of arguments into a string.
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#
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def ArgListToString(argList):
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result = ''
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i = 1
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n = len(argList)
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for pair in argList:
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result = result + pair[0] + ' ' + pair[1]
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if i < n:
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result = result + ', '
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i = i + 1
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if result == '':
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result = 'void'
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return result
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#enddef
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#
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# Return a dispatch table entry, like "void (*Enable)(GLenum cap);"
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#
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def MakeTableEntry(retType, funcName, argList, offset):
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s = ' '
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s = s + ActualType(retType, '', '')
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s = s + ' (*'
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s = s + funcName
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s = s + ')('
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s = s + ArgListToString(argList)
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s = s + '); /* '
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s = s + str(offset)
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s = s + ' */'
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return s
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#enddef
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def GroupFromCategory(category):
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baseCats = [
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'display-list',
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'drawing',
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'drawing-control',
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'feedback',
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'framebuf',
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'misc',
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'modeling',
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'pixel-op',
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'pixel-rw',
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'state-req',
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'xform'
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]
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if baseCats.count(category) > 0:
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return 'GL_1_0'
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else:
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return 'GL_' + category
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#endif
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#endif
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def PrintGroup(group):
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s = ' /* '
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s = s + group
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s = s + ' */'
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print s
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#enddef
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#
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# Parse gl.spec to generate all the function pointers in the dispatch struct.
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#
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def PrintTableEntries():
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functionPattern = re.compile('^[a-zA-Z0-9]+\(')
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functionNamePattern = re.compile('^[a-zA-Z0-9]+')
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prevGroup = ''
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funcName = ''
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returnType = ''
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argList = [ ]
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maxOffset = 0
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table = { }
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f = open('gl.spec')
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for line in f.readlines():
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m = functionPattern.match(line)
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if m:
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# extract funcName
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n = functionNamePattern.findall(line)
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funcName = n[0]
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argList = [ ]
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#endif
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m = string.split(line)
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if len(m) > 1:
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# return datatype
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if m[0] == 'return':
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returnType = m[1]
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#endif
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# function parameter
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if m[0] == 'param':
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constQual = ''
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pointerQual = ''
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if len(m) >= 5 and m[4] == 'array':
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pointerQual = '*'
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if m[3] == 'in':
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constQual = 'const '
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paramName = m[1]
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paramType = ActualType(m[2], pointerQual, constQual)
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argList.append( (paramType, paramName) )
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#endif
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# # category
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if m[0] == 'category':
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category = m[1]
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group = GroupFromCategory(category)
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if group != prevGroup:
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# PrintGroup(group)
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prevGroup = group
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#endif
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# end of function spec
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if m[0] == 'offset':
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funcOffset = int(m[1])
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if funcOffset > maxOffset:
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maxOffset = funcOffset
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#PrintProto(returnType, funcName, argList)
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s = MakeTableEntry(returnType, funcName, argList, funcOffset)
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# print s
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table[funcOffset] = s;
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#endif
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#endif
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#endfor
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# Now dump the table, this effectively does the sort by offset number
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for i in range(0, maxOffset + 1):
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if table.has_key(i):
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print table[i]
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#enddef
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def PrintHead():
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print '/* DO NOT EDIT - This file generated automatically */'
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print '#ifndef _GLAPI_TABLE_H_'
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print '#define _GLAPI_TABLE_H_'
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print ''
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print '#include <GL/gl.h>'
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print ''
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print 'struct _glapi_table'
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print '{'
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return
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#endif
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def PrintTail():
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print '};'
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print ''
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print '#endif'
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#endif
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PrintHead()
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PrintTableEntries()
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PrintTail()
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