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##########################################################################
#
# Copyright 2008-2009 VMware, Inc.
# 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 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 SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
##########################################################################/
"""WGL tracing code generator."""
from stdapi import API
from glapi import glapi
from wglapi import wglapi
from dispatch import function_pointer_type, function_pointer_value
from gltrace import GlTracer
from codegen import *
class WglTracer(GlTracer):
def wrap_ret(self, function, instance):
GlTracer.wrap_ret(self, function, instance)
if function.name == "wglGetProcAddress":
print ' if (%s) {' % instance
func_dict = dict([(f.name, f) for f in glapi.functions + wglapi.functions])
def handle_case(function_name):
f = func_dict[function_name]
ptype = function_pointer_type(f)
pvalue = function_pointer_value(f)
print ' %s = (%s)%s;' % (pvalue, ptype, instance)
print ' %s = (%s)&%s;' % (instance, function.type, f.name);
def handle_default():
print ' OS::DebugMessage("apitrace: warning: unknown function \\"%s\\"\\n", lpszProc);'
string_switch('lpszProc', func_dict.keys(), handle_case, handle_default)
print ' }'
if __name__ == '__main__':
print
print '#define _GDI32_'
print
print '#include <string.h>'
print '#include <windows.h>'
print
print '#include "trace_writer.hpp"'
print '#include "os.hpp"'
print
print '''
static HINSTANCE g_hDll = NULL;
static PROC
__getPublicProcAddress(LPCSTR lpProcName)
{
if (!g_hDll) {
char szDll[MAX_PATH] = {0};
if (!GetSystemDirectoryA(szDll, MAX_PATH)) {
return NULL;
}
strcat(szDll, "\\\\opengl32.dll");
g_hDll = LoadLibraryA(szDll);
if (!g_hDll) {
return NULL;
}
}
return GetProcAddress(g_hDll, lpProcName);
}
'''
print '// To validate our prototypes'
print '#define GL_GLEXT_PROTOTYPES'
print '#define WGL_GLXEXT_PROTOTYPES'
print
print '#include "glproc.hpp"'
print '#include "glsize.hpp"'
print
api = API()
api.add_api(glapi)
api.add_api(wglapi)
tracer = WglTracer()
tracer.trace_api(api)
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