#!/usr/bin/python -B # This exporter is undocumented - REVISIT # # # # CodeGen Imports from string import Template, upper, replace from optparse import OptionParser from copy import deepcopy import os import re import sys scripts = os.path.dirname(os.path.abspath(__file__)) sys.path.insert(0, scripts+'/api') sys.path.insert(0, scripts+'/regal') from ApiUtil import validVersion from ApiUtil import outputCode from ApiUtil import importAttr from ApiUtil import hexValue from ApiUtil import toLong from ApiUtil import typeIsVoid from ApiCodeGen import * from Regal import * from RegalEnum import * from RegalSystem import * from RegalContext import * from RegalContextInfo import * from RegalStatistics import * from RegalLookup import * from RegalPlugin import * from RegalToken import * from RegalDispatch import * from RegalDispatchCode import * from RegalDispatchDebug import * from RegalDispatchError import * from RegalDispatchEmu import * from RegalDispatchGMock import * from RegalDispatchLog import * from RegalDispatchLoader import * from RegalDispatchMissing import * from RegalDispatchPpapi import * from RegalDispatchStatistics import * from RegalDispatchStaticEGL import * from RegalDispatchStaticES2 import * from RegalDispatchTrace import * regalLicense = ''' /* Copyright (c) 2011-2013 NVIDIA Corporation Copyright (c) 2011-2013 Cass Everitt Copyright (c) 2012-2013 Scott Nations Copyright (c) 2012 Mathias Schott Copyright (c) 2012-2013 Nigel Stewart Copyright (c) 2012-2013 Google Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* Intended formatting conventions: $ astyle --style=allman --indent=spaces=2 --indent-switches */ ''' emulatedExts = { 'GL_ARB_draw_buffers': { 'emulatedBy' : 'filt', 'emulatedIf' : '(info->gl_version_major >= 2) || info->gl_nv_draw_buffers'}, 'GL_ARB_multitexture': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_ARB_texture_cube_map': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_ARB_texture_env_combine': { 'emulatedBy' : 'iff', 'emulatedIf' : '' }, 'GL_ARB_texture_env_dot3': { 'emulatedBy' : 'iff', 'emulatedIf' : '' }, 'GL_ARB_texture_storage': { 'emulatedBy' : 'texsto', 'emulatedIf' : '' }, 'GL_ATI_draw_buffers': { 'emulatedBy' : 'filt', 'emulatedIf' : '(info->gl_version_major >= 2) || info->gl_nv_draw_buffers'}, 'GL_EXT_blend_color': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_EXT_blend_subtract': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_EXT_direct_state_access': { 'emulatedBy' : 'dsa', 'emulatedIf' : '' }, 'GL_EXT_framebuffer_blit': { 'emulatedBy' : 'filt', 'emulatedIf' : '(info->gl_version_major >= 3) || info->gl_nv_framebuffer_blit' }, 'GL_EXT_framebuffer_object': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_EXT_texture_cube_map': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_EXT_texture_edge_clamp': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_EXT_texture_env_combine': { 'emulatedBy' : 'iff', 'emulatedIf' : '' }, 'GL_EXT_texture_env_dot3': { 'emulatedBy' : 'iff', 'emulatedIf' : '' }, 'GL_IBM_texture_mirrored_repeat': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, 'GL_NV_blend_square': { 'emulatedBy' : 'filt', 'emulatedIf' : '' }, } def cmpCategoryName(a,b): if a.category==b.category: return cmp(a.name,b.name) if a.category.startswith('GL_VERSION') and b.category.startswith('GL_VERSION'): return cmp(a.category,b.category) if a.category.startswith('GL_VERSION'): return -1 if b.category.startswith('GL_VERSION'): return 1 if a.category.startswith('GLX_VERSION') and b.category.startswith('GLX_VERSION'): return cmp(a.category,b.category) if a.category.startswith('GLX_VERSION'): return -1 if b.category.startswith('GLX_VERSION'): return 1 if a.category.startswith('CGL_VERSION') and b.category.startswith('CGL_VERSION'): return cmp(a.category,b.category) if a.category.startswith('CGL_VERSION'): return -1 if b.category.startswith('CGL_VERSION'): return 1 return cmp(a.category,b.category) def traverse(apis, args): for i in range( len( emu ) ) : emu[i]['level'] = len( emu ) - 1 - i for api in apis: # Fixup GL categories if api.name=='gl': for i in api.functions: if len(i.category): i.category = i.category.replace('_DEPRECATED','',1) else: i.category = 'GL_VERSION_%s_%s'%(i.version.split('.')[0],i.version.split('.')[1]) api.functions.sort(cmpCategoryName) if api.name=='gl': for i in api.enums: if i.name=='defines': i.enumerants.sort(cmpCategoryName) for i in api.enums: if i.name=='defines': i.enumerantsByName = sorted(i.enumerants,key=lambda k : k.name) for e in api.extensions: if e.name in emulatedExts: e.emulatedBy = emulatedExts[e.name]['emulatedBy'] e.emulatedIf = emulatedExts[e.name]['emulatedIf'] apiHasCtx = api.name == 'gl'; toRemove = set() for function in api.functions: # In the database, functions can be disabled one-by-one if not getattr(function,'regal',True): toRemove.add(function) function.loadFunction = True function.loadFuncPtrDeclare = True function.loadFuncPtrLoad = True function.loadGetProcAddress = True function.needsContext = apiHasCtx for function in toRemove: api.functions.remove(function) # In the database, typedefs can be disabled one-by-one toRemove = set() for typedef in api.typedefs: if not getattr(typedef,'regal',True): toRemove.add(typedef) for typedef in toRemove: api.typedefs.remove(typedef) # Build a dict of default typedef values api.defaults = {} for i in apis: for typedef in i.typedefs: if getattr(typedef,'default',None)!=None: api.defaults[typedef.name] = typedef.default api.defaults['int'] = '0'; api.defaults['HDC'] = 'NULL'; api.defaults['HGLRC'] = 'NULL'; traverseContextInfo(apis,args) def generate(apis, args): traverse(apis, args) generateTraceSource( apis, args ) generatePublicHeader(apis, args) generatePluginSource(apis,args) generateDispatchStatistics( apis, args ) generateStatisticsHeader(apis, args) generateStatisticsSource(apis, args) generateSource(apis, args) generateSystemHeader(apis, args) generateEmuSource( apis, args ) generateDispatchLog( apis, args ) generateDispatchCode( apis, args ) generateErrorSource( apis, args ) generateDebugSource( apis, args ) generateLoaderSource( apis, args ) generateMissingSource( apis, args ) generatePpapiSource( apis, args ) generateStaticES2Source( apis, args ) generateStaticEGLSource( apis, args ) generateDispatchHeader(apis, args) generateContextHeader(apis, args) generateContextSource(apis, args) generateContextInfoHeader(apis, args) generateContextInfoSource(apis, args) generateLookupSource(apis, args) generateLookupHeader(apis, args) generateTokenSource(apis, args) generateTokenHeader(apis, args) generateEnumHeader(apis, args) generateGMockHeader(apis, args) generateGmockSource(apis, args) additional_exports = ['RegalSetErrorCallback', 'RegalShareContext', 'RegalMakeCurrent', 'RegalDestroyContext'] generateDefFile( apis, args, additional_exports) ############################################################################################## def main(): parser = OptionParser() parser.add_option('-a', '--api', dest = 'apis', metavar = 'API VERSION', action = 'append', nargs = 2, help = 'generate loader for API and VERSION') parser.add_option('-c', '--copyright', dest = 'copyright', action = 'store_true', help = 'include copyright notice') parser.add_option( '--outdir', dest = 'outdir', metavar = 'DIR', help = 'output directory') parser.set_defaults(apis = []) (options, args) = parser.parse_args() if not len(options.apis): parser.error('Specify an api.\n See Export.py --help') if not options.outdir: parser.error('Specify output directory.\n See Export.py --help') apis = [] for apiItem in options.apis: # Some fakery for gles - use the gl database if apiItem[0]=='gles': api = deepcopy(importAttr('gl')) api.name = 'gles' else: api = importAttr(apiItem[0]) api.version = float(apiItem[1]) api.name = '%s' % apiItem[0] apis.append(api) class Args(object) : pass genArgs = Args() genArgs.copyright = '' if options.copyright: genArgs.copyright = copyrightMessage genArgs.license = regalLicense genArgs.generated = autoGeneratedMessage genArgs.srcdir = options.outdir + '/src/regal' genArgs.testdir = options.outdir + '/tests' genArgs.incdir = options.outdir + '/include/GL' for path in (genArgs.incdir, genArgs.srcdir): if not os.path.exists(path): os.makedirs(path) print 'Directory created: %s' % path generate(apis, genArgs) if __name__ == '__main__': main()