1 ##########################################################################
3 # Copyright 2008-2009 VMware, Inc.
6 # Permission is hereby granted, free of charge, to any person obtaining a copy
7 # of this software and associated documentation files (the "Software"), to deal
8 # in the Software without restriction, including without limitation the rights
9 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 # copies of the Software, and to permit persons to whom the Software is
11 # furnished to do so, subject to the following conditions:
13 # The above copyright notice and this permission notice shall be included in
14 # all copies or substantial portions of the Software.
16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 ##########################################################################/
27 """WGL tracing code generator."""
30 from gltrace import GlTracer
31 from specs.stdapi import Module, API
32 from specs.glapi import glapi
33 from specs.wglapi import wglapi
36 class WglTracer(GlTracer):
38 getProcAddressFunctionNames = [
42 createContextFunctionNames = [
44 'wglCreateContextAttribsARB',
45 'wglCreateLayerContext',
48 destroyContextFunctionNames = [
52 makeCurrentFunctionNames = [
54 'wglMakeContextCurrentARB',
55 'wglMakeContextCurrentEXT',
58 def traceFunctionImplBody(self, function):
59 if function.name in self.destroyContextFunctionNames:
60 # Unlike other GL APIs like EGL or GLX, WGL will make the context
61 # inactive if it's currently the active context.
62 print ' if (_wglGetCurrentContext() == hglrc) {'
63 print ' gltrace::clearContext();'
65 print ' gltrace::releaseContext((uintptr_t)hglrc);'
67 GlTracer.traceFunctionImplBody(self, function)
69 if function.name in self.createContextFunctionNames:
71 print ' gltrace::createContext((uintptr_t)_result);'
73 if function.name in self.makeCurrentFunctionNames:
74 print ' if (_result) {'
75 print ' if (hglrc != NULL)'
76 print ' gltrace::setContext((uintptr_t)hglrc);'
78 print ' gltrace::clearContext();'
82 if __name__ == '__main__':
84 print '#define _GDI32_'
86 print '#include <string.h>'
87 print '#include <windows.h>'
89 print '#include "trace_writer_local.hpp"'
90 print '#include "os.hpp"'
92 print '// To validate our prototypes'
93 print '#define GL_GLEXT_PROTOTYPES'
94 print '#define WGL_GLXEXT_PROTOTYPES'
96 print '#include "glproc.hpp"'
97 print '#include "glsize.hpp"'
100 module.mergeModule(glapi)
101 module.mergeModule(wglapi)
103 api.addModule(module)