mirror of
https://github.com/blendogames/quadrilateralcowboy.git
synced 2024-11-25 13:31:22 +00:00
103 lines
3.7 KiB
Python
103 lines
3.7 KiB
Python
#!/usr/bin/env python
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# create win32 source for OpenAL on-demand loading from AL API definitions
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# a set of defines al* -> idal*
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# typedefs and code pointer functions definition
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# 1: get linking with no OpenAL DLL link in anymore
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# i.e. have the defines and the code pointer working
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# 2: do the load code
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import time
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funcs = [
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[ 'ALenum', 'alGetError', 'ALvoid' ],
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[ 'ALvoid', 'alGenBuffers', 'ALsizei', 'ALuint *' ],
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[ 'ALboolean', 'alIsSource', 'ALuint' ],
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[ 'ALvoid', 'alSourceStop', 'ALuint' ],
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[ 'ALvoid', 'alGetSourcei', 'ALuint', 'ALenum', 'ALint *' ],
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[ 'ALint', 'alGetInteger', 'ALenum' ],
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[ 'ALCvoid', 'alcSuspendContext', 'ALCcontext *' ],
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[ 'ALCboolean', 'alcMakeContextCurrent', 'ALCcontext *' ],
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[ 'ALCvoid', 'alcProcessContext', 'ALCcontext *' ],
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[ 'ALCvoid', 'alcDestroyContext', 'ALCcontext *' ],
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[ 'ALCubyte *', 'alcGetString', 'ALCdevice *', 'ALCenum' ],
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[ 'ALvoid', 'alBufferData', 'ALuint', 'ALenum', 'ALvoid *', 'ALsizei', 'ALsizei' ],
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[ 'ALvoid', 'alDeleteBuffers', 'ALsizei', 'ALuint *' ],
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[ 'ALboolean', 'alIsExtensionPresent', 'ALubyte *' ],
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[ 'ALvoid', 'alDeleteSources', 'ALsizei', 'ALuint *' ],
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[ 'ALenum', 'alGetEnumValue', 'ALubyte *' ],
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[ 'ALvoid *', 'alGetProcAddress', 'ALubyte *' ],
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[ 'ALCcontext *', 'alcCreateContext', 'ALCdevice *', 'ALCint *' ],
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[ 'ALCdevice *', 'alcOpenDevice', 'ALubyte *' ],
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[ 'ALvoid', 'alListenerfv', 'ALenum', 'ALfloat*' ],
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[ 'ALvoid', 'alSourceQueueBuffers', 'ALuint', 'ALsizei', 'ALuint *' ],
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[ 'ALvoid', 'alSourcei', 'ALuint', 'ALenum', 'ALint' ],
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[ 'ALvoid', 'alListenerf', 'ALenum', 'ALfloat' ],
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[ 'ALCvoid', 'alcCloseDevice', 'ALCdevice *' ],
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[ 'ALboolean', 'alIsBuffer', 'ALuint' ],
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[ 'ALvoid', 'alSource3f', 'ALuint', 'ALenum', 'ALfloat', 'ALfloat', 'ALfloat' ],
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[ 'ALvoid', 'alGenSources', 'ALsizei', 'ALuint *' ],
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[ 'ALvoid', 'alSourcef', 'ALuint', 'ALenum', 'ALfloat' ],
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[ 'ALvoid', 'alSourceUnqueueBuffers', 'ALuint', 'ALsizei', 'ALuint *' ],
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[ 'ALvoid', 'alSourcePlay', 'ALuint' ],
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]
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def warningHeader( f ):
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f.write( '// generated header. do not edit\n' )
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f.write( '// ' + __file__ + '\n' )
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f.write( '// ' + time.asctime() + '\n\n' )
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def genIDALFunc( f, declare ):
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if ( declare ):
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extern = 'extern '
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else:
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extern = ''
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for func in funcs:
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f.write( extern + func[0] + ' ( ALAPIENTRY * id' + func[1] + ' )( ' )
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i = 2
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while ( i < len( func ) ):
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if ( i != 2 ):
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f.write( ', ' )
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f.write( func[i] )
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i += 1
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if ( declare ):
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f.write( ' );\n' )
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else:
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f.write( ' ) = NULL;\n' )
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def genDefineMapping( f ):
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for func in funcs:
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fname = func[1]
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f.write( '#define %s id%s\n' % ( fname, fname ) )
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def genIDALInit( f ):
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for func in funcs:
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# annoying casting
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cast = func[0] + ' ( ALAPIENTRY * ) ( '
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i = 2
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while ( i < len( func ) ):
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if ( i != 2 ):
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cast += ', '
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cast += func[i]
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i += 1
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cast += ' )'
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# function
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f.write( 'id' + func[1] + ' = ( ' + cast + ' )GetProcAddress( h, "' + func[1] + '" );\n' )
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f.write( 'if ( !id' + func[1] + ') {\n return "' + func[1] + '";\n}\n' )
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if __name__ == '__main__':
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f = open( 'idal.h', 'w' )
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warningHeader( f )
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genIDALFunc( f, True )
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f.write( '\n' )
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genDefineMapping( f )
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f.close()
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f = open( 'idal.cpp', 'w' )
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warningHeader( f )
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genIDALFunc( f, False )
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f.write( '\n' );
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f.write( 'const char* InitializeIDAL( HMODULE h ) {\n' )
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genIDALInit( f )
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f.write( 'return NULL;\n' );
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f.write( '};\n' )
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f.close()
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