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