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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 gltrace import GlTracer
from specs.stdapi import API
from specs.glapi import glapi
from specs.wglapi import wglapi
class WglTracer(GlTracer):
getProcAddressFunctionNames = [
"wglGetProcAddress",
]
createContextFunctionNames = [
'wglCreateContext',
'wglCreateContextAttribsARB',
'wglCreateLayerContext',
]
destroyContextFunctionNames = [
'wglDeleteContext',
]
makeCurrentFunctionNames = [
'wglMakeCurrent',
'wglMakeContextCurrentARB',
'wglMakeContextCurrentEXT',
]
def traceFunctionImplBody(self, function):
if function.name in self.destroyContextFunctionNames:
# Unlike other GL APIs like EGL or GLX, WGL will make the context
# inactive if it's currently the active context.
print ' if (_wglGetCurrentContext() == hglrc) {'
print ' gltrace::clearContext();'
print ' }'
print ' gltrace::releaseContext((uintptr_t)hglrc);'
GlTracer.traceFunctionImplBody(self, function)
if function.name in self.createContextFunctionNames:
print ' if (_result)'
print ' gltrace::createContext((uintptr_t)_result);'
if function.name in self.makeCurrentFunctionNames:
print ' if (_result) {'
print ' if (hglrc != NULL)'
print ' gltrace::setContext((uintptr_t)hglrc);'
print ' else'
print ' gltrace::clearContext();'
print ' }'
if __name__ == '__main__':
print
print '#define _GDI32_'
print
print '#include <string.h>'
print '#include <windows.h>'
print
print '#include "trace_writer_local.hpp"'
print '#include "os.hpp"'
print
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.addApi(glapi)
api.addApi(wglapi)
tracer = WglTracer()
tracer.traceApi(api)
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