From: Marc Haesen <[email protected]> Rewrite WGL wrapper function generation script to use Khronos group XML
v2: Remove -dispatchheader option, since dispatch.h doesn't exist anymore, use the private glapi interface to construct the GL dispatch table for the native WGL thunks. Reviewed-by: Jon TURNEY <[email protected]> Signed-off-by: Jon TURNEY <[email protected]> --- configure.ac | 12 +- hw/xwin/Makefile.am | 2 +- hw/xwin/glx/Makefile.am | 14 +- hw/xwin/glx/gen_gl_wrappers.py | 605 ++++++++++++++++++++--------------------- hw/xwin/glx/glwrap.c | 14 +- 5 files changed, 324 insertions(+), 323 deletions(-) diff --git a/configure.ac b/configure.ac index 6e4784a..e82acd7 100644 --- a/configure.ac +++ b/configure.ac @@ -2082,10 +2082,16 @@ if test "x$XWIN" = xyes; then dnl XWin with AIGLX requires OpenGL spec files in order to generate wrapper code for native GL functions if [test "x$XWIN" = xyes && test "x$AIGLX" = xyes] ; then - AC_CHECK_PROG(PYTHON, python, python) - if test -z "$PYTHON"; then - AC_MSG_ERROR([python not found]) + AC_CHECK_PROG(PYTHON3, python3, python3) + if test -z "$PYTHON3"; then + AC_MSG_ERROR([python3 not found]) fi + AC_MSG_CHECKING(for python module lxml) + $PYTHON3 -c "import lxml;" + if test $? -ne 0 ; then + AC_MSG_ERROR([not found]) + fi + AC_MSG_RESULT(yes) if test "x$KHRONOS_SPEC_DIR" = "xauto" ; then PKG_CHECK_MODULES([KHRONOS_OPENGL_REGISTRY], [khronos-opengl-registry]) KHRONOS_SPEC_DIR=`pkg-config khronos-opengl-registry --variable=specdir` diff --git a/hw/xwin/Makefile.am b/hw/xwin/Makefile.am index c700695..a8bd1fa 100644 --- a/hw/xwin/Makefile.am +++ b/hw/xwin/Makefile.am @@ -15,7 +15,7 @@ if XWIN_GLX_WINDOWS GLX_DIR = glx DEFS_GLX_WINDOWS = -DXWIN_GLX_WINDOWS XWIN_GLX_LIBS = $(top_builddir)/hw/xwin/glx/libXwinGLX.la -XWIN_GLX_LINK_FLAGS = -lopengl32 +XWIN_GLX_LINK_FLAGS = -lopengl32 -lglapi endif if XWIN_MULTIWINDOW diff --git a/hw/xwin/glx/Makefile.am b/hw/xwin/glx/Makefile.am index 067ee5b..1f6e458 100644 --- a/hw/xwin/glx/Makefile.am +++ b/hw/xwin/glx/Makefile.am @@ -32,11 +32,17 @@ AM_CFLAGS = -DHAVE_XWIN_CONFIG_H $(DIX_CFLAGS) \ if XWIN_GLX_WINDOWS -generated_gl_wrappers.c: gen_gl_wrappers.py $(KHRONOS_SPEC_DIR)/gl.spec $(KHRONOS_SPEC_DIR)/gl.tm - $(AM_V_GEN)$(PYTHON) $(srcdir)/gen_gl_wrappers.py --spec=$(KHRONOS_SPEC_DIR)/gl.spec --typemap=$(KHRONOS_SPEC_DIR)/gl.tm --dispatch-header=$(top_srcdir)/glx/dispatch.h --staticwrappers >generated_gl_wrappers.c +if DEBUG +GENGLWRAPPERSOPTS="" +else +GENGLWRAPPERSOPTS="-nodbgcount" +endif + +generated_gl_wrappers.c: gen_gl_wrappers.py $(KHRONOS_SPEC_DIR)/gl.xml $(KHRONOS_SPEC_DIR)/reg.py + $(AM_V_GEN)PYTHONPATH=$(KHRONOS_SPEC_DIR) $(PYTHON3) $(srcdir)/gen_gl_wrappers.py -registry $(KHRONOS_SPEC_DIR)/gl.xml -dispatch -staticwrappers $(GENGLWRAPPERSOPTS) -outfile $@ -generated_wgl_wrappers.c: gen_gl_wrappers.py $(KHRONOS_SPEC_DIR)/wglext.spec $(KHRONOS_SPEC_DIR)/wgl.tm - $(AM_V_GEN)$(PYTHON) $(srcdir)/gen_gl_wrappers.py --spec=$(KHRONOS_SPEC_DIR)/wglext.spec --typemap=$(KHRONOS_SPEC_DIR)/wgl.tm --prefix=wgl --preresolve >generated_wgl_wrappers.c +generated_wgl_wrappers.c: gen_gl_wrappers.py $(KHRONOS_SPEC_DIR)/wgl.xml $(KHRONOS_SPEC_DIR)/reg.py + $(AM_V_GEN)PYTHONPATH=$(KHRONOS_SPEC_DIR) $(PYTHON3) $(srcdir)/gen_gl_wrappers.py -registry $(KHRONOS_SPEC_DIR)/wgl.xml -prefix wgl -preresolve $(GENGLWRAPPERSOPTS) -outfile $@ endif BUILT_SOURCES = generated_gl_wrappers.c generated_wgl_wrappers.c diff --git a/hw/xwin/glx/gen_gl_wrappers.py b/hw/xwin/glx/gen_gl_wrappers.py index 2273589..128e6d2 100755 --- a/hw/xwin/glx/gen_gl_wrappers.py +++ b/hw/xwin/glx/gen_gl_wrappers.py @@ -1,325 +1,304 @@ -#!/usr/bin/python +#!/usr/bin/python3 # -# Comedy python script to generate cdecl to stdcall wrappers for GL functions +# python script to generate cdecl to stdcall wrappers for GL functions +# adapted from genheaders.py # -# This is designed to operate on OpenGL spec files from -# http://www.opengl.org/registry/api/ -# -# -# Copyright (c) Jon TURNEY 2009 +# Copyright (c) 2013 The Khronos Group Inc. # # 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 -# THE ABOVE LISTED COPYRIGHT HOLDER(S) 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. -# -# Except as contained in this notice, the name(s) of the above copyright -# holders shall not be used in advertising or otherwise to promote the sale, -# use or other dealings in this Software without prior written authorization. -# - -import sys -import re -import getopt - -dispatchheader = '' -prefix = 'gl' -preresolve = False -staticwrappers = False - -opts, args = getopt.getopt(sys.argv[1:], "", ['spec=', 'typemap=', 'dispatch-header=', 'prefix=', 'preresolve', 'staticwrappers' ]) - -for o,a in opts: - if o == '--typemap' : - typemapfile = a - elif o == '--dispatch-header' : - dispatchheader = a - elif o == '--spec' : - specfile = a - elif o == '--prefix' : - prefix = a - elif o == '--preresolve' : - preresolve = True - elif o == '--staticwrappers' : - staticwrappers = True - -# -# look for all the SET_ macros in dispatch.h, this is the set of functions -# we need to generate -# - -dispatch = {} - -if dispatchheader : - fh = open(dispatchheader) - dispatchh = fh.readlines() - - dispatch_regex = re.compile(r'^SET_(\S*)\(') - - for line in dispatchh : - line = line.strip() - m1 = dispatch_regex.search(line) - - if m1 : - dispatch[m1.group(1)] = 1 - - del dispatch['by_offset'] - +# copy of this software and/or associated documentation files (the +# "Materials"), to deal in the Materials without restriction, including +# without limitation the rights to use, copy, modify, merge, publish, +# distribute, sublicense, and/or sell copies of the Materials, and to +# permit persons to whom the Materials are furnished to do so, subject to +# the following conditions: # -# read the typemap .tm file +# The above copyright notice and this permission notice shall be included +# in all copies or substantial portions of the Materials. # - -typemap = {} - -fh = open(typemapfile) -tm = fh.readlines() - -typemap_regex = re.compile(r'#define\sSET_(\S*)\(') - -for line in tm : - # ignore everything after a '#' as a comment - hash = line.find('#') - if hash != -1 : - line = line[:hash-1] - - # ignore blank lines - if line.startswith('#') or len(line) == 0 : - continue - - l = line.split(',') - typemap[l[0]] = l[3].strip() - -# interestingly, * is not a C type -if typemap['void'] == '*' : - typemap['void'] = 'void' - -# -# crudely parse the .spec file -# - -r1 = re.compile(r'\t(\S*)\s+(\S*.*)') -r2 = re.compile(r'(.*)\((.*)\)') -r3 = re.compile(r'glWindowPos.*MESA') -r4 = re.compile(r'gl.*Program(s|)NV') -r5 = re.compile(r'glGetVertexAttribfvNV') - -wrappers = {} - -fh = open(specfile) -glspec = fh.readlines() -param_count = 0 - -for line in glspec : - line = line.rstrip() - - # ignore everything after a '#' as a comment - hash = line.find('#') - if hash != -1 : - line = line[:hash-1] - - # ignore blank lines - if line.startswith('#') or len(line) == 0 : - continue - - # lines containing ':' aren't intersting to us - if line.count(':') != 0 : - continue - - # attributes of each function follow the name, indented by a tab - if not line.startswith('\t') : - m1 = r2.search(line) - if m1 : - function = m1.group(1) - arglist_use = m1.group(2) - wrappers[function] = {} - - # ensure formal parameter names don't collide with reserved names or shadow global declarations - arglist_use = ',' .join([i.rstrip() + '_' for i in arglist_use.split(",")]) - - wrappers[function]['arglist_use'] = arglist_use - param_count = 0 - else : - m1 = r1.search(line) - if m1 : - attribute = m1.group(1) - value = m1.group(2) - - # make param attributes unique and ordered - if attribute == 'param' : - attribute = 'param' + '%02d' % param_count - param_count += 1 - - wrappers[function][attribute] = value - -# -# now emit code -# - -print '/* Automatically generated by ' + sys.argv[0] + ' DO NOT EDIT */' -print '/* from ' + specfile + ' and typemap ' + typemapfile + ' */' -print '' - -# -# if required, emit code for non-lazy function resolving -# - -if preresolve : - for w in sorted(wrappers.keys()) : - funcname = prefix + w - print 'RESOLVE_DECL(PFN' + funcname.upper() + 'PROC);' - - print '' - print 'void ' + prefix + 'ResolveExtensionProcs(void)' - print '{' - - for w in sorted(wrappers.keys()) : - funcname = prefix + w - print ' PRERESOLVE(PFN' + funcname.upper() + 'PROC, "' + funcname + '");' - - print '}\n' - -# -# now emit the wrappers -# for GL 1.0 and 1.1 functions, generate stdcall wrappers which call the function directly -# for GL 1.2+ functions, generate wrappers which use wglGetProcAddress() -# - -for w in sorted(wrappers.keys()) : - - funcname = prefix + w - returntype = wrappers[w]['return'] - if returntype != 'void' : - returntype = typemap[returntype] - - # Avoid generating wrappers which aren't referenced by the dispatch table - if dispatchheader and not dispatch.has_key(w) : - print '/* No wrapper for ' + funcname + ', not in dispatch table */' - continue - - # manufacture arglist - # if no param attributes were found, it should be 'void' - al = [] - for k in sorted(wrappers[w].keys()) : - if k.startswith('param') : - l = wrappers[w][k].split() - - # ensure formal parameter names don't collide with reserved names or shadow global declarations - l[0] = l[0] + '_' - - if l[2] == 'in' : - if l[3] == 'array' : - arg = 'const ' + typemap[l[1]] + ' *' + l[0] - else : - arg = typemap[l[1]] + ' ' + l[0] - elif l[2] == 'out' : - arg = typemap[l[1]] + ' *' + l[0] - - al.append(arg) - - if len(al) == 0 : - arglist = 'void' +# THE MATERIALS ARE 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 THE AUTHORS OR COPYRIGHT HOLDERS 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 +# MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. + +import sys, time, pdb, string, cProfile +from reg import * + +# Default input / log files +errFilename = None +diagFilename = 'diag.txt' +regFilename = 'gl.xml' +outFilename = 'gen_gl_wrappers.c' + +protect=True +dispatch=False +prefix="gl" +preresolve=False +staticwrappers=False +nodebugcallcounting=False + +#exclude base WGL API +WinGDI={key: 1 for key in [ + "wglCopyContext" + ,"wglCreateContext" + ,"wglCreateLayerContext" + ,"wglDeleteContext" + ,"wglGetCurrentContext" + ,"wglGetCurrentDC" + ,"wglGetProcAddress" + ,"wglMakeCurrent" + ,"wglShareLists" + ,"wglUseFontBitmapsA" + ,"wglUseFontBitmapsW" + ,"wglUseFontBitmaps" + ,"SwapBuffers" + ,"wglUseFontOutlinesA" + ,"wglUseFontOutlinesW" + ,"wglUseFontOutlines" + ,"wglDescribeLayerPlane" + ,"wglSetLayerPaletteEntries" + ,"wglGetLayerPaletteEntries" + ,"wglRealizeLayerPalette" + ,"wglSwapLayerBuffers" + ,"wglSwapMultipleBuffers" + ,"ChoosePixelFormat" + ,"DescribePixelFormat" + ,"GetEnhMetaFilePixelFormat" + ,"GetPixelFormat" + ,"SetPixelFormat" +]} + +if __name__ == '__main__': + i = 1 + while (i < len(sys.argv)): + arg = sys.argv[i] + i = i + 1 + if (arg == '-noprotect'): + print('Disabling inclusion protection in output headers', file=sys.stderr) + protect = False + elif (arg == '-registry'): + regFilename = sys.argv[i] + i = i+1 + print('Using registry', regFilename, file=sys.stderr) + elif (arg == '-outfile'): + outFilename = sys.argv[i] + i = i+1 + elif (arg == '-preresolve'): + preresolve=True + elif (arg == '-staticwrappers'): + staticwrappers=True + elif (arg == '-dispatch'): + dispatch = True + elif (arg == '-prefix'): + prefix = sys.argv[i] + i = i+1 + elif (arg == '-nodbgcount'): + nodebugcallcounting = True + elif (arg[0:1] == '-'): + print('Unrecognized argument:', arg, file=sys.stderr) + exit(1) + +print('Generating', outFilename, file=sys.stderr) + +# Load & parse registry +reg = Registry() +tree = etree.parse(regFilename) +reg.loadElementTree(tree) + +allVersions = '.*' + +genOpts = CGeneratorOptions( + apiname = prefix, + profile = 'compatibility', + versions = allVersions, + emitversions = allVersions, + defaultExtensions = prefix, # Default extensions for GL + protectFile = protect, + protectFeature = protect, + protectProto = protect, + ) + +# create error/warning & diagnostic files +if (errFilename): + errWarn = open(errFilename,'w') +else: + errWarn = sys.stderr +diag = open(diagFilename, 'w') + +class PreResolveOutputGenerator(OutputGenerator): + def __init__(self, + errFile = sys.stderr, + warnFile = sys.stderr, + diagFile = sys.stdout): + OutputGenerator.__init__(self, errFile, warnFile, diagFile) + self.wrappers={} + def beginFile(self, genOpts): + pass + def endFile(self): + self.outFile.write('\nvoid ' + prefix + 'ResolveExtensionProcs(void)\n{\n') + for funcname in self.wrappers.keys(): + self.outFile.write( ' PRERESOLVE(PFN' + funcname.upper() + 'PROC, "' + funcname + '");\n') + self.outFile.write('}\n\n') + def beginFeature(self, interface, emit): + OutputGenerator.beginFeature(self, interface, emit) + def endFeature(self): + OutputGenerator.endFeature(self) + def genType(self, typeinfo, name): + OutputGenerator.genType(self, typeinfo, name) + def genEnum(self, enuminfo, name): + OutputGenerator.genEnum(self, enuminfo, name) + def genCmd(self, cmd, name): + OutputGenerator.genCmd(self, cmd, name) + + if name in WinGDI: + return + + self.outFile.write('RESOLVE_DECL(PFN' + name.upper() + 'PROC);\n') + self.wrappers[name]=1 + +class WrapperOutputGenerator(OutputGenerator): + def __init__(self, + errFile = sys.stderr, + warnFile = sys.stderr, + diagFile = sys.stdout): + OutputGenerator.__init__(self, errFile, warnFile, diagFile) + self.wrappers={} + def beginFile(self, genOpts): + pass + def endFile(self): + pass + def beginFeature(self, interface, emit): + OutputGenerator.beginFeature(self, interface, emit) + self.OldVersion = self.featureName.startswith('GL_VERSION_1_0') or self.featureName.startswith('GL_VERSION_1_1') + def endFeature(self): + OutputGenerator.endFeature(self) + def genType(self, typeinfo, name): + OutputGenerator.genType(self, typeinfo, name) + def genEnum(self, enuminfo, name): + OutputGenerator.genEnum(self, enuminfo, name) + def genCmd(self, cmd, name): + OutputGenerator.genCmd(self, cmd, name) + + if name in WinGDI: + return + + self.wrappers[name]=1 + + proto=noneStr(cmd.elem.find('proto')) + rettype=noneStr(proto.text) + if rettype.lower()!="void ": + plist = ([t for t in proto.itertext()]) + rettype = ''.join(plist[:-1]) + rettype=rettype.strip() + if staticwrappers: self.outFile.write("static ") + self.outFile.write("%s %sWrapper("%(rettype, name)) + params = cmd.elem.findall('param') + plist=[] + for param in params: + paramlist = ([t for t in param.itertext()]) + paramtype = ''.join(paramlist[:-1]) + paramname = paramlist[-1] + plist.append((paramtype, paramname)) + Comma="" + if len(plist): + for ptype, pname in plist: + self.outFile.write("%s%s%s_"%(Comma, ptype, pname)) + Comma=", " else: - arglist = ', '.join(al) - - if wrappers[w]['category'].startswith('VERSION_1_0') or wrappers[w]['category'].startswith('VERSION_1_1') : - if staticwrappers : - print 'static', - print returntype + ' ' + funcname + 'Wrapper(' + arglist + ')' - print '{' - print ' if (glxWinDebugSettings.enable' + prefix.upper() + 'callTrace) ErrorF("'+ funcname + '\\n");' - print ' glWinDirectProcCalls++;' - if returntype.lower() == 'void' : - print ' ' + funcname + '(', - else : - print ' /* returntype was ' + returntype.lower() + '*/' - print ' return ' + funcname + '(', - - if arglist != 'void' : - print wrappers[w]['arglist_use'], - - print ');' - print "}\n" - else: - if staticwrappers : - print 'static', - print returntype + ' ' + funcname + 'Wrapper(' + arglist + ')' - print '{' + self.outFile.write("void") - stringname = funcname + self.outFile.write(")\n{\n") -# -# special case: Windows OpenGL implementations are far more likely to have GL_ARB_window_pos than GL_MESA_window_pos, -# so arrange for the wrapper to use the ARB strings to find functions... -# + # for GL 1.0 and 1.1 functions, generate stdcall wrappers which call the function directly + if self.OldVersion: + if not nodebugcallcounting: + self.outFile.write(' if (glxWinDebugSettings.enable%scallTrace) ErrorF("%s\\n");\n'%(prefix.upper(), name)) + self.outFile.write(" glWinDirectProcCalls++;\n") + self.outFile.write("\n") - m2 = r3.search(funcname) - if m2 : - stringname = stringname.replace('MESA','ARB') + if rettype.lower()=="void": + self.outFile.write(" %s( "%(name)) + else: + self.outFile.write(" return %s( "%(name)) -# -# special case: likewise, implementations are more likely to have GL_ARB_vertex_program than GL_NV_vertex_program, -# especially if they are not NV implementations, so arrange for the wrapper to use ARB strings to find functions -# + Comma="" + for ptype, pname in plist: + self.outFile.write("%s%s_"%(Comma, pname)) + Comma=", " - m3 = r4.search(funcname) - if m3 : - stringname = stringname.replace('NV','ARB') - m4 = r5.search(funcname) - if m4 : - stringname = stringname.replace('NV','ARB') - - pfntypename = 'PFN' + funcname.upper() + 'PROC' - - if returntype.lower() == 'void' : - print ' RESOLVE(' + pfntypename + ', "' + stringname + '");' - print ' if (glxWinDebugSettings.enable' + prefix.upper() + 'callTrace) ErrorF("'+ funcname + '\\n");' - print ' RESOLVED_PROC(' + pfntypename + ')(', - else : - print ' RESOLVE_RET(' + pfntypename + ', "' + stringname + '", FALSE);' - print ' if (glxWinDebugSettings.enable' + prefix.upper() + 'callTrace) ErrorF("'+ funcname + '\\n");' - print ' return RESOLVED_PROC(' + pfntypename + ')(', - - if arglist != 'void' : - print wrappers[w]['arglist_use'], - - print ');' - print "}\n" - - -# generate function to setup the dispatch table, which sets each -# dispatch table entry to point to it's wrapper function -# (assuming we were able to make one) - -if dispatchheader : - print 'void glWinSetupDispatchTable(void)' - print '{' - print ' static struct _glapi_table *disp = NULL;' - print '' - print ' if (!disp)' - print ' {' - print ' disp = calloc(sizeof(void *), _glapi_get_dispatch_table_size());' - print ' assert(disp);' - - for d in sorted(dispatch.keys()) : - if wrappers.has_key(d) : - print ' SET_'+ d + '(disp, (void *)' + prefix + d + 'Wrapper);' - else : - print '#warning No wrapper for ' + prefix + d + ' !' - - print ' }' - print '' - print ' _glapi_set_dispatch(disp);' - print '}' + # for GL 1.2+ functions, generate wrappers which use wglGetProcAddress() + else: + if rettype.lower()=="void": + self.outFile.write(' RESOLVE(PFN%sPROC, "%s");\n'%(name.upper(), name)) + + if not nodebugcallcounting: + self.outFile.write("\n") + self.outFile.write(' if (glxWinDebugSettings.enable%scallTrace) ErrorF("%s\\n");\n'%(prefix.upper(), name)) + self.outFile.write("\n") + + self.outFile.write(" RESOLVED_PROC(PFN%sPROC)( """%(name.upper())) + else: + self.outFile.write(' RESOLVE_RET(PFN%sPROC, "%s", FALSE);\n'%(name.upper(), name)) + + if not nodebugcallcounting: + self.outFile.write("\n") + self.outFile.write(' if (glxWinDebugSettings.enable%scallTrace) ErrorF("%s\\n");\n'%(prefix.upper(), name)) + self.outFile.write("\n") + + self.outFile.write(" return RESOLVED_PROC(PFN%sPROC)("%(name.upper())) + + Comma="" + for ptype, pname in plist: + self.outFile.write("%s%s_"%(Comma, pname)) + Comma=", " + self.outFile.write(" );\n}\n\n") + +def genHeaders(): + outFile = open(outFilename,"w") + + outFile.write('/* Automatically generated from %s - DO NOT EDIT */\n'%regFilename) + outFile.write('\n') + + if preresolve: + gen = PreResolveOutputGenerator(errFile=errWarn, + warnFile=errWarn, + diagFile=diag) + gen.outFile=outFile + reg.setGenerator(gen) + reg.apiGen(genOpts) + + gen = WrapperOutputGenerator(errFile=errWarn, + warnFile=errWarn, + diagFile=diag) + gen.outFile=outFile + reg.setGenerator(gen) + reg.apiGen(genOpts) + + # generate function to setup the dispatch table, which sets each + # dispatch table entry to point to it's wrapper function + + if dispatch : + outFile.write('void glWinSetupDispatchTable(void)\n') + outFile.write('{\n') + outFile.write(' static struct _glapi_table *disp = NULL;\n') + outFile.write('\n') + outFile.write(' if (!disp)\n') + outFile.write(' {\n') + outFile.write(' int size = _glapi_get_dispatch_table_size();\n') + outFile.write(' disp = calloc(sizeof(void *), size);\n') + outFile.write(' assert(disp);\n') + + for d in sorted(gen.wrappers) : + outFile.write(' glWinSetDispatchHelper("' + d + '", disp, size, (void *)' + d + 'Wrapper);\n') + + outFile.write(' }\n') + outFile.write('\n') + outFile.write(' _glapi_set_dispatch(disp);\n') + outFile.write('}\n') + + outFile.close() + +genHeaders() diff --git a/hw/xwin/glx/glwrap.c b/hw/xwin/glx/glwrap.c index 210d2ec..ba702c5 100644 --- a/hw/xwin/glx/glwrap.c +++ b/hw/xwin/glx/glwrap.c @@ -44,8 +44,7 @@ #include <GL/glext.h> #include <glx/glxserver.h> #include <glx/glxext.h> -#include <glx/glapi.h> -#include <glx/dispatch.h> +#include <GL/internal/glapi.h> #include <glwindows.h> static unsigned int glWinIndirectProcCalls = 0; @@ -69,6 +68,17 @@ glWinCallDelta(void) } } +static void +glWinSetDispatchHelper(const char *symbol, struct _glapi_table *disp, int size, PROC wrapper) +{ + int offset = _glapi_get_proc_offset(symbol); + + if ((offset < size) && (offset >= 0)) + { + ((void **)disp)[offset] = (void *)wrapper; + } +} + static PROC glWinResolveHelper(PROC * cache, const char *symbol) { -- 1.8.3.4 _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
