1 ! Copyright (C) 2007 Chris Double.
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2 ! See http://factorcode.org/license.txt for BSD license.
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3 USING: kernel accessors arrays alien system combinators
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4 alien.syntax namespaces alien.c-types sequences vocabs.loader
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5 shuffle openal openal.alut.backend alien.libraries generalizations
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6 specialized-arrays alien.destructors ;
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7 FROM: alien.c-types => float short ;
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8 SPECIALIZED-ARRAY: uint
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12 { [ os windows? ] [ "alut.dll" ] }
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14 "/System/Library/Frameworks/OpenAL.framework/OpenAL"
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16 { [ os unix? ] [ "libalut.so" ] }
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17 } cond "cdecl" add-library >>
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19 << os macosx? [ "alut" deploy-library ] unless >>
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23 CONSTANT: ALUT_API_MAJOR_VERSION 1
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24 CONSTANT: ALUT_API_MINOR_VERSION 1
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25 CONSTANT: ALUT_ERROR_NO_ERROR 0
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26 CONSTANT: ALUT_ERROR_OUT_OF_MEMORY HEX: 200
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27 CONSTANT: ALUT_ERROR_INVALID_ENUM HEX: 201
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28 CONSTANT: ALUT_ERROR_INVALID_VALUE HEX: 202
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29 CONSTANT: ALUT_ERROR_INVALID_OPERATION HEX: 203
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30 CONSTANT: ALUT_ERROR_NO_CURRENT_CONTEXT HEX: 204
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31 CONSTANT: ALUT_ERROR_AL_ERROR_ON_ENTRY HEX: 205
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32 CONSTANT: ALUT_ERROR_ALC_ERROR_ON_ENTRY HEX: 206
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33 CONSTANT: ALUT_ERROR_OPEN_DEVICE HEX: 207
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34 CONSTANT: ALUT_ERROR_CLOSE_DEVICE HEX: 208
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35 CONSTANT: ALUT_ERROR_CREATE_CONTEXT HEX: 209
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36 CONSTANT: ALUT_ERROR_MAKE_CONTEXT_CURRENT HEX: 20A
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37 CONSTANT: ALUT_ERROR_DESTRY_CONTEXT HEX: 20B
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38 CONSTANT: ALUT_ERROR_GEN_BUFFERS HEX: 20C
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39 CONSTANT: ALUT_ERROR_BUFFER_DATA HEX: 20D
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40 CONSTANT: ALUT_ERROR_IO_ERROR HEX: 20E
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41 CONSTANT: ALUT_ERROR_UNSUPPORTED_FILE_TYPE HEX: 20F
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42 CONSTANT: ALUT_ERROR_UNSUPPORTED_FILE_SUBTYPE HEX: 210
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43 CONSTANT: ALUT_ERROR_CORRUPT_OR_TRUNCATED_DATA HEX: 211
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44 CONSTANT: ALUT_WAVEFORM_SINE HEX: 100
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45 CONSTANT: ALUT_WAVEFORM_SQUARE HEX: 101
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46 CONSTANT: ALUT_WAVEFORM_SAWTOOTH HEX: 102
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47 CONSTANT: ALUT_WAVEFORM_WHITENOISE HEX: 103
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48 CONSTANT: ALUT_WAVEFORM_IMPULSE HEX: 104
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49 CONSTANT: ALUT_LOADER_BUFFER HEX: 300
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50 CONSTANT: ALUT_LOADER_MEMORY HEX: 301
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52 FUNCTION: ALboolean alutInit ( int* argcp, char** argv ) ;
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53 FUNCTION: ALboolean alutInitWithoutContext ( int* argcp, char** argv ) ;
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54 FUNCTION: ALboolean alutExit ( ) ;
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55 FUNCTION: ALenum alutGetError ( ) ;
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56 FUNCTION: char* alutGetErrorString ( ALenum error ) ;
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57 FUNCTION: ALuint alutCreateBufferFromFile ( char* fileName ) ;
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58 FUNCTION: ALuint alutCreateBufferFromFileImage ( void* data, ALsizei length ) ;
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59 FUNCTION: ALuint alutCreateBufferHelloWorld ( ) ;
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60 FUNCTION: ALuint alutCreateBufferWaveform ( ALenum waveshape, ALfloat frequency, ALfloat phase, ALfloat duration ) ;
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61 FUNCTION: void* alutLoadMemoryFromFile ( char* fileName, ALenum* format, ALsizei* size, ALfloat* frequency ) ;
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62 FUNCTION: void* alutLoadMemoryFromFileImage ( void* data, ALsizei length, ALenum* format, ALsizei* size, ALfloat* frequency ) ;
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63 FUNCTION: void* alutLoadMemoryHelloWorld ( ALenum* format, ALsizei* size, ALfloat* frequency ) ;
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64 FUNCTION: void* alutLoadMemoryWaveform ( ALenum waveshape, ALfloat frequency, ALfloat phase, ALfloat duration, ALenum* format, ALsizei* size, ALfloat* freq ) ;
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65 FUNCTION: char* alutGetMIMETypes ( ALenum loader ) ;
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66 FUNCTION: ALint alutGetMajorVersion ( ) ;
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67 FUNCTION: ALint alutGetMinorVersion ( ) ;
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68 FUNCTION: ALboolean alutSleep ( ALfloat duration ) ;
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70 FUNCTION: void alutUnloadWAV ( ALenum format, void* data, ALsizei size, ALsizei frequency ) ;
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74 : init-openal ( -- )
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75 init get-global expired? [
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76 f f alutInit 0 = [ "Could not initialize OpenAL" throw ] when
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77 1337 <alien> init set-global
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80 : exit-openal ( -- )
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81 init get-global expired? [
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82 alutExit 0 = [ "Could not close OpenAL" throw ] when
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86 : create-buffer-from-file ( filename -- buffer )
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87 alutCreateBufferFromFile dup AL_NONE = [
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88 "create-buffer-from-file failed" throw
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91 os macosx? "openal.alut.macosx" "openal.alut.other" ? require
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93 : create-buffer-from-wav ( filename -- buffer )
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94 gen-buffer dup rot load-wav-file
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95 [ alBufferData ] 4 nkeep alutUnloadWAV ;
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97 : check-error ( -- )
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98 alGetError dup ALUT_ERROR_NO_ERROR = [
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