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<li class="navelem"><a class="el" href="dir_a8a4892678035c62db3a4af7d9811050.html">IPlug</a></li><li class="navelem"><a class="el" href="dir_468b952c05e6144344c0596176d74f2b.html">AUv2</a></li> </ul>
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<a href="_i_plug_a_u_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> ==============================================================================</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> </span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> This file is part of the iPlug 2 library. Copyright (C) the iPlug 2 developers. </span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> </span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> See LICENSE.txt for more info.</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> </span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> ==============================================================================</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">*/</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#ifndef _IPLUGAPI_</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#define _IPLUGAPI_</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment">// Only load one API class!</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <CoreServices/CoreServices.h></span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <AudioUnit/AUComponent.h></span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <AudioUnit/AudioUnitProperties.h></span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include <AudioToolbox/AudioUnitUtilities.h></span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include <AvailabilityMacros.h></span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "<a class="code" href="_i_plug_a_p_i_base_8h.html">IPlugAPIBase.h</a>"</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "<a class="code" href="_i_plug_processor_8h.html">IPlugProcessor.h</a>"</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span>BEGIN_IPLUG_NAMESPACE</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="keyword">struct </span>AudioComponentPlugInInstance</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span>{</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> AudioComponentPlugInInstance() = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> AudioComponentPlugInInstance(<span class="keyword">const</span> AudioComponentPlugInInstance&) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> AudioComponentPlugInInstance& operator=(<span class="keyword">const</span> AudioComponentPlugInInstance&) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> AudioComponentPlugInInterface mPlugInInterface;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="keywordtype">void</span>* (*mConstruct)(<span class="keywordtype">void</span>* pMemory, AudioComponentInstance ci);</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> void (*mDestruct)(<span class="keywordtype">void</span>* pMemory);</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keywordtype">void</span>* mPad[2];</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> UInt32 mInstanceStorage;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span>};</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="keyword">static</span> <span class="keyword">const</span> AudioUnitPropertyID kIPlugObjectPropertyID = UINT32_MAX-100;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="keyword">struct </span>InstanceInfo</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>{</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> WDL_String mCocoaViewFactoryClassName;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span>};</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="class_i_plug_a_u.html"> 54</a></span><span class="keyword">class </span><a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a> : <span class="keyword">public</span> <a class="code hl_class" href="class_i_plug_a_p_i_base.html">IPlugAPIBase</a></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> , <span class="keyword">public</span> <a class="code hl_class" href="class_i_plug_processor.html">IPlugProcessor</a></div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span>{</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">struct </span>CStrLocal;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">class </span>CFStrLocal;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>(<span class="keyword">const</span> InstanceInfo& info, <span class="keyword">const</span> Config& config);</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <a class="code hl_class" href="class_i_plug_a_u.html">~IPlugAU</a>();</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="comment">//IPlugAPIBase</span></div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#a268d045b3e22c69b3b5a298fcf58b784">BeginInformHostOfParamChange</a>(<span class="keywordtype">int</span> idx) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#a4bd6490da165438702027d6220b09c37">InformHostOfParamChange</a>(<span class="keywordtype">int</span> idx, <span class="keywordtype">double</span> normalizedValue) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#a882b53d2243f0c0ae91c205271e115e9">EndInformHostOfParamChange</a>(<span class="keywordtype">int</span> idx) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#a27e83f46ae08cf37d055260ad4f238c0">InformHostOfPresetChange</a>() <span class="keyword">override</span>;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#a2f6a1ca55150f75bd666793cd4a3a60d">InformHostOfParameterDetailsChange</a>() <span class="keyword">override</span>;</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"><a class="line" href="class_i_plug_a_u.html#abbe86b0e398d5cd2b7b9e23be352d08e"> 71</a></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#abbe86b0e398d5cd2b7b9e23be352d08e">GetTrackName</a>(WDL_String& str)<span class="keyword"> override </span>{ str = mTrackName; };</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span><span class="comment">//IPlugProcessor</span></div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="class_i_plug_a_u.html#a728ccf09551b1b5ce1900e6a642c873c">SendMidiMsg</a>(<span class="keyword">const</span> <a class="code hl_struct" href="struct_i_midi_msg.html">IMidiMsg</a>& msg) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="class_i_plug_a_u.html#ac3c652af05ed22dfc7838a025f1d7ddc">SendMidiMsgs</a>(WDL_TypedBuf<IMidiMsg>& msgs) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="class_i_plug_a_u.html#aeee58fb2dcd5ae7ca73abdc0211bebe5">SendSysEx</a>(<span class="keyword">const</span> <a class="code hl_struct" href="struct_i_sys_ex.html">ISysEx</a>& msg) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordtype">void</span> <a class="code hl_function" href="class_i_plug_a_u.html#aca151d30c7cfe77a318a7053c79f45ef">SetLatency</a>(<span class="keywordtype">int</span> samples) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span><span class="comment">//IPlugAU</span></div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordtype">void</span> OutputSysexFromEditor();</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordtype">void</span> PreProcess();</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">void</span> ResizeScratchBuffers();</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* AUInputTypeStr(<span class="keywordtype">int</span> type);</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span><span class="preprocessor">#ifndef AU_NO_COMPONENT_ENTRY</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <span class="keyword">static</span> OSStatus IPlugAUEntry(ComponentParameters* pParams, <span class="keywordtype">void</span>* pPlug);</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">enum</span> EAUInputType</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> {</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> eNotConnected = 0,</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> eDirectFastProc,</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> eDirectNoFastProc,</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> eRenderCallback</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> };</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">struct </span>BusChannels</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> {</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordtype">bool</span> mConnected;</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keywordtype">int</span> mNHostChannels;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keywordtype">int</span> mNPlugChannels;</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordtype">int</span> mPlugChannelStartIdx;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> };</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">struct </span>BufferList</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> {</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordtype">int</span> mNumberBuffers;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> AudioBuffer mBuffers[AU_MAX_IO_CHANNELS];</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> };</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keyword">struct </span>InputBusConnection</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> {</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordtype">void</span>* mUpstreamObj;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> AudioUnit mUpstreamUnit;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordtype">int</span> mUpstreamBusIdx;</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> AudioUnitRenderProc mUpstreamRenderProc;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> AURenderCallbackStruct mUpstreamRenderCallback;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> EAUInputType mInputType;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> };</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="keyword">struct </span>PropertyListener</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> {</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> AudioUnitPropertyID mPropID;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> AudioUnitPropertyListenerProc mListenerProc;</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordtype">void</span>* mProcArgs;</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> };</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keywordtype">int</span> NHostChannelsConnected(WDL_PtrList<BusChannels>* pBuses, <span class="keywordtype">int</span> excludeIdx = -1);</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordtype">void</span> ClearConnections();</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> BusChannels* GetBus(AudioUnitScope scope, AudioUnitElement busIdx);</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">bool</span> CheckLegalIO(AudioUnitScope scope, <span class="keywordtype">int</span> busIdx, <span class="keywordtype">int</span> nChannels);</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keywordtype">bool</span> CheckLegalIO();</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keywordtype">void</span> AssessInputConnections();</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> UInt32 GetTagForNumChannels(<span class="keywordtype">int</span> numChannels);</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> UInt32 GetChannelLayoutTags(AudioUnitScope scope, AudioUnitElement element, AudioChannelLayoutTag* pTags);</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="preprocessor">#pragma mark - Component Manager Methods</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> OSStatus GetPropertyInfo(AudioUnitPropertyID propID, AudioUnitScope scope, AudioUnitElement element, UInt32* pDataSize, Boolean* pWriteable);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> OSStatus GetProperty(AudioUnitPropertyID propID, AudioUnitScope scope, AudioUnitElement element, UInt32* pDataSize, Boolean* pWriteable, <span class="keywordtype">void</span>* pData);</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> OSStatus SetProperty(AudioUnitPropertyID propID, AudioUnitScope scope, AudioUnitElement element, UInt32* pDataSize, <span class="keyword">const</span> <span class="keywordtype">void</span>* pData);</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> OSStatus GetProc(AudioUnitElement element, UInt32* pDataSize, <span class="keywordtype">void</span>* pData);</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="keyword">virtual</span> OSStatus GetState(CFPropertyListRef* ppPropList);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keyword">virtual</span> OSStatus SetState(CFPropertyListRef pPropList);</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keywordtype">void</span> InformListeners(AudioUnitPropertyID propID, AudioUnitScope scope);</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keywordtype">void</span> SendAUEvent(AudioUnitEventType type, AudioComponentInstance ci, <span class="keywordtype">int</span> idx);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">static</span> OSStatus GetParamProc(<span class="keywordtype">void</span>* pPlug, AudioUnitParameterID paramID, AudioUnitScope scope, AudioUnitElement element, AudioUnitParameterValue* pValue);</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">static</span> OSStatus SetParamProc(<span class="keywordtype">void</span>* pPlug, AudioUnitParameterID paramID, AudioUnitScope scope, AudioUnitElement element, AudioUnitParameterValue value, UInt32 offsetFrames);</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keyword">static</span> OSStatus RenderProc(<span class="keywordtype">void</span>* pPlug, AudioUnitRenderActionFlags* pFlags, <span class="keyword">const</span> AudioTimeStamp* pTimestamp, UInt32 outputBusIdx, UInt32 nFrames, AudioBufferList* pBufferList);</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span><span class="preprocessor">#pragma mark - Dispatch Methods</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">static</span> OSStatus AUMethodInitialize(<span class="keywordtype">void</span>* pSelf);</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keyword">static</span> OSStatus AUMethodUninitialize(<span class="keywordtype">void</span>* pSelf);</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keyword">static</span> OSStatus AUMethodGetPropertyInfo(<span class="keywordtype">void</span>* pSelf, AudioUnitPropertyID prop, AudioUnitScope scope, AudioUnitElement elem, UInt32* pOutDataSize, Boolean* pOutWritable);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">static</span> OSStatus AUMethodGetProperty(<span class="keywordtype">void</span>* pSelf, AudioUnitPropertyID inID, AudioUnitScope inScope, AudioUnitElement inElement, <span class="keywordtype">void</span>* pOutData, UInt32* pIODataSize);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keyword">static</span> OSStatus AUMethodSetProperty(<span class="keywordtype">void</span>* pSelf, AudioUnitPropertyID inID, AudioUnitScope inScope, AudioUnitElement inElement, <span class="keyword">const</span> <span class="keywordtype">void</span>* pInData, UInt32* pInDataSize);</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keyword">static</span> OSStatus AUMethodAddPropertyListener(<span class="keywordtype">void</span>* pSelf, AudioUnitPropertyID prop, AudioUnitPropertyListenerProc proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">static</span> OSStatus AUMethodRemovePropertyListener(<span class="keywordtype">void</span>* pSelf, AudioUnitPropertyID prop, AudioUnitPropertyListenerProc proc);</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="keyword">static</span> OSStatus AUMethodRemovePropertyListenerWithUserData(<span class="keywordtype">void</span>* pSelf, AudioUnitPropertyID prop, AudioUnitPropertyListenerProc proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">static</span> OSStatus AUMethodAddRenderNotify(<span class="keywordtype">void</span>* pSelf, AURenderCallback proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">static</span> OSStatus AUMethodRemoveRenderNotify(<span class="keywordtype">void</span>* pSelf, AURenderCallback proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> <span class="keyword">static</span> OSStatus AUMethodGetParameter(<span class="keywordtype">void</span>* pSelf, AudioUnitParameterID param, AudioUnitScope scope, AudioUnitElement elem, AudioUnitParameterValue *value);</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keyword">static</span> OSStatus AUMethodSetParameter(<span class="keywordtype">void</span>* pSelf, AudioUnitParameterID param, AudioUnitScope scope, AudioUnitElement elem, AudioUnitParameterValue value, UInt32 bufferOffset);</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">static</span> OSStatus AUMethodScheduleParameters(<span class="keywordtype">void</span>* pSelf, <span class="keyword">const</span> AudioUnitParameterEvent *pEvent, UInt32 nEvents);</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> <span class="keyword">static</span> OSStatus AUMethodRender(<span class="keywordtype">void</span>* pSelf, AudioUnitRenderActionFlags* pIOActionFlags, <span class="keyword">const</span> AudioTimeStamp* pInTimeStamp, UInt32 inOutputBusNumber, UInt32 inNumberFrames, AudioBufferList* pIOData);</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="keyword">static</span> OSStatus AUMethodReset(<span class="keywordtype">void</span>* pSelf, AudioUnitScope scope, AudioUnitElement elem);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keyword">static</span> OSStatus AUMethodMIDIEvent(<span class="keywordtype">void</span>* pSelf, UInt32 inStatus, UInt32 inData1, UInt32 inData2, UInt32 inOffsetSampleFrame);</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="keyword">static</span> OSStatus AUMethodSysEx(<span class="keywordtype">void</span>* pSelf, <span class="keyword">const</span> UInt8* pInData, UInt32 inLength);</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span><span class="preprocessor">#pragma mark - Implementation Methods</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keyword">static</span> OSStatus DoInitialize(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug);</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">static</span> OSStatus DoUninitialize(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug);</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">static</span> OSStatus DoGetPropertyInfo(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitPropertyID prop, AudioUnitScope scope, AudioUnitElement elem, UInt32 *pOutDataSize, Boolean* pOutWritable);</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keyword">static</span> OSStatus DoGetProperty(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitPropertyID inID, AudioUnitScope inScope, AudioUnitElement inElement, <span class="keywordtype">void</span> *pOutData, UInt32* pIODataSize);</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">static</span> OSStatus DoSetProperty(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitPropertyID inID, AudioUnitScope inScope, AudioUnitElement inElement, <span class="keyword">const</span> <span class="keywordtype">void</span>* pInData, UInt32* pInDataSize);</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> <span class="keyword">static</span> OSStatus DoAddPropertyListener(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitPropertyID prop, AudioUnitPropertyListenerProc proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keyword">static</span> OSStatus DoRemovePropertyListener(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitPropertyID prop, AudioUnitPropertyListenerProc proc);</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">static</span> OSStatus DoRemovePropertyListenerWithUserData(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitPropertyID prop, AudioUnitPropertyListenerProc proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keyword">static</span> OSStatus DoAddRenderNotify(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AURenderCallback proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <span class="keyword">static</span> OSStatus DoRemoveRenderNotify(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AURenderCallback proc, <span class="keywordtype">void</span>* pUserData);</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="keyword">static</span> OSStatus DoGetParameter(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitParameterID param, AudioUnitScope scope, AudioUnitElement elem, AudioUnitParameterValue* pValue);</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">static</span> OSStatus DoSetParameter(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitParameterID param, AudioUnitScope scope, AudioUnitElement elem, AudioUnitParameterValue value, UInt32 bufferOffset);</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">static</span> OSStatus DoScheduleParameters(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, <span class="keyword">const</span> AudioUnitParameterEvent *pEvent, UInt32 nEvents);</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">static</span> OSStatus DoRender(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, AudioUnitRenderActionFlags* pIOActionFlags, <span class="keyword">const</span> AudioTimeStamp* pInTimeStamp, UInt32 inOutputBusNumber, UInt32 inNumberFrames, AudioBufferList* pIOData);</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="keyword">static</span> OSStatus DoReset(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug);</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <span class="keyword">static</span> OSStatus DoMIDIEvent(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, UInt32 inStatus, UInt32 inData1, UInt32 inData2, UInt32 inOffsetSampleFrame);</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="keyword">static</span> OSStatus DoSysEx(<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* pPlug, <span class="keyword">const</span> UInt8 *inData, UInt32 inLength);</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span><span class="keyword">protected</span>:</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span><span class="preprocessor">#pragma mark - Utilities</span></div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <span class="keyword">static</span> <span class="keywordtype">void</span> PutNumberInDict(CFMutableDictionaryRef pDict, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <span class="keywordtype">void</span>* pNumber, CFNumberType type);</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="keyword">static</span> <span class="keywordtype">void</span> PutStrInDict(CFMutableDictionaryRef pDict, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <span class="keyword">const</span> <span class="keywordtype">char</span>* value);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keyword">static</span> <span class="keywordtype">void</span> PutDataInDict(CFMutableDictionaryRef pDict, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <a class="code hl_class" href="class_i_byte_chunk.html">IByteChunk</a>* pChunk);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">static</span> <span class="keywordtype">bool</span> GetNumberFromDict(CFDictionaryRef pDict, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <span class="keywordtype">void</span>* pNumber, CFNumberType type);</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> <span class="keyword">static</span> <span class="keywordtype">bool</span> GetStrFromDict(CFDictionaryRef pDict, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <span class="keywordtype">char</span>* value);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> <span class="keyword">static</span> <span class="keywordtype">bool</span> GetDataFromDict(CFDictionaryRef pDict, <span class="keyword">const</span> <span class="keywordtype">char</span>* key, <a class="code hl_class" href="class_i_byte_chunk.html">IByteChunk</a>* pChunk);</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> </div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span><span class="preprocessor">#pragma mark -</span></div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keywordtype">bool</span> mActive = <span class="keyword">false</span>; <span class="comment">// TODO: is this necessary? is it correct?</span></div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> <span class="keywordtype">double</span> mLastRenderSampleTime = -1.0;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> WDL_String mCocoaViewFactoryClassName;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> AudioComponentInstance mCI = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> HostCallbackInfo mHostCallbacks;</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> WDL_PtrList<BusChannels> mInBuses, mOutBuses;</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> WDL_PtrList<InputBusConnection> mInBusConnections;</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> WDL_PtrList<PropertyListener> mPropertyListeners;</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> WDL_TypedBuf<AudioSampleType> mInScratchBuf;</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> WDL_TypedBuf<AudioSampleType> mOutScratchBuf;</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> WDL_PtrList<AURenderCallbackStruct> mRenderNotify;</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> AUMIDIOutputCallbackStruct mMidiCallback;</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> AudioTimeStamp mLastRenderTimeStamp;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> WDL_String mTrackName;</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">template</span> <<span class="keyword">class</span> Plug, <span class="keywordtype">bool</span> DoesMIDIIn></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_class" href="class_i_plug_a_u_factory.html">IPlugAUFactory</a>;</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span>};</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> </div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span><a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* MakePlug(<span class="keywordtype">void</span>* memory);</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> </div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span><span class="keyword">template</span> <<span class="keyword">class</span> Plug, <span class="keywordtype">bool</span> MIDIIn></div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"><a class="line" href="class_i_plug_a_u_factory.html"> 229</a></span><span class="keyword">class </span><a class="code hl_class" href="class_i_plug_a_u_factory.html">IPlugAUFactory</a></div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span>{</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="keyword">static</span> <span class="keywordtype">void</span>* Construct(<span class="keywordtype">void</span>* pMemory, AudioComponentInstance compInstance)</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> {</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keywordflow">return</span> MakePlug(pMemory);</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> }</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="keyword">static</span> <span class="keywordtype">void</span> Destruct(<span class="keywordtype">void</span>* pMemory)</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> {</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> ((Plug*) pMemory)->~Plug();</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> }</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> </div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="keyword">static</span> AudioComponentMethod Lookup(SInt16 selector)</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> {</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> <span class="keyword">using </span>Method = AudioComponentMethod;</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">switch</span> (selector)</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> {</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> <span class="keywordflow">case</span> kAudioUnitInitializeSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodInitialize;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <span class="keywordflow">case</span> kAudioUnitUninitializeSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodUninitialize;</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> <span class="keywordflow">case</span> kAudioUnitGetPropertyInfoSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodGetPropertyInfo;</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="keywordflow">case</span> kAudioUnitGetPropertySelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodGetProperty;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> <span class="keywordflow">case</span> kAudioUnitSetPropertySelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodSetProperty;</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> </div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="keywordflow">case</span> kAudioUnitAddPropertyListenerSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodAddPropertyListener;</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keywordflow">case</span> kAudioUnitRemovePropertyListenerSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodRemovePropertyListener;</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keywordflow">case</span> kAudioUnitRemovePropertyListenerWithUserDataSelect:</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodRemovePropertyListenerWithUserData;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> <span class="keywordflow">case</span> kAudioUnitAddRenderNotifySelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodAddRenderNotify;</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <span class="keywordflow">case</span> kAudioUnitRemoveRenderNotifySelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodRemoveRenderNotify;</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">case</span> kAudioUnitGetParameterSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodGetParameter;</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="keywordflow">case</span> kAudioUnitSetParameterSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodSetParameter;</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keywordflow">case</span> kAudioUnitScheduleParametersSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodScheduleParameters;</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keywordflow">case</span> kAudioUnitRenderSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodRender;</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="keywordflow">case</span> kAudioUnitResetSelect: <span class="keywordflow">return</span> (Method)IPlugAU::AUMethodReset;</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> </div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="keywordflow">case</span> kMusicDeviceMIDIEventSelect: <span class="keywordflow">return</span> MIDIIn ? (Method)IPlugAU::AUMethodMIDIEvent : NULL;</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <span class="keywordflow">case</span> kMusicDeviceSysExSelect: <span class="keywordflow">return</span> MIDIIn ? (Method)IPlugAU::AUMethodSysEx : NULL;</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keywordflow">default</span>:</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> }</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> }</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keyword">static</span> OSStatus Open(<span class="keywordtype">void</span>* pSelf, AudioUnit compInstance)</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> {</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> AudioComponentPlugInInstance* acpi = (AudioComponentPlugInInstance*) pSelf;</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> assert(acpi);</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> </div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> (*acpi->mConstruct)(&acpi->mInstanceStorage, compInstance);</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> <a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>* plug = (<a class="code hl_class" href="class_i_plug_a_u.html">IPlugAU</a>*) &acpi->mInstanceStorage;</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> </div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> plug->mCI = compInstance;</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> plug-><a class="code hl_function" href="class_i_plugin_base.html#ae17db0be35230ed71ffc6ef5f9e992df">PruneUninitializedPresets</a>();</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <span class="keywordflow">return</span> noErr;</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> }</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> </div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keyword">static</span> OSStatus Close(<span class="keywordtype">void</span>* pSelf)</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> {</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> AudioComponentPlugInInstance* acpi = (AudioComponentPlugInInstance*) pSelf;</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> assert(acpi);</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> (*acpi->mDestruct)(&acpi->mInstanceStorage);</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> free(pSelf);</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <span class="keywordflow">return</span> noErr;</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> }</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> </div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> <span class="keyword">static</span> AudioComponentPlugInInterface* Factory(<span class="keyword">const</span> AudioComponentDescription* pInDesc)</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> {</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keywordtype">void</span> *ptr = malloc(offsetof(AudioComponentPlugInInstance, mInstanceStorage) + <span class="keyword">sizeof</span>(Plug));</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> AudioComponentPlugInInstance* acpi = <span class="keyword">reinterpret_cast<</span>AudioComponentPlugInInstance*<span class="keyword">></span>(ptr);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> acpi->mPlugInInterface.Open = Open;</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> acpi->mPlugInInterface.Close = Close;</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> acpi->mPlugInInterface.Lookup = Lookup;</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> acpi->mPlugInInterface.reserved = NULL;</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> acpi->mConstruct = Construct;</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> acpi->mDestruct = Destruct;</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> acpi->mPad[0] = NULL;</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> acpi->mPad[1] = NULL;</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="keywordflow">return</span> (AudioComponentPlugInInterface*)acpi;</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> }</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span>};</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span>END_IPLUG_NAMESPACE</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> </div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> </div>
<div class="ttc" id="a_i_plug_a_p_i_base_8h_html"><div class="ttname"><a href="_i_plug_a_p_i_base_8h.html">IPlugAPIBase.h</a></div></div>
<div class="ttc" id="a_i_plug_processor_8h_html"><div class="ttname"><a href="_i_plug_processor_8h.html">IPlugProcessor.h</a></div></div>
<div class="ttc" id="aclass_i_byte_chunk_html"><div class="ttname"><a href="class_i_byte_chunk.html">IByteChunk</a></div><div class="ttdoc">Manages a block of memory, for plug-in settings store/recall.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_structs_8h_source.html#l00111">IPlugStructs.h:112</a></div></div>
<div class="ttc" id="aclass_i_plug_a_p_i_base_html"><div class="ttname"><a href="class_i_plug_a_p_i_base.html">IPlugAPIBase</a></div><div class="ttdoc">The base class of an IPlug plug-in, which interacts with the different plug-in APIs.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_p_i_base_8h_source.html#l00042">IPlugAPIBase.h:43</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_factory_html"><div class="ttname"><a href="class_i_plug_a_u_factory.html">IPlugAUFactory</a></div><div class="ttdoc">AudioUnit v2 Factory Class Template.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8h_source.html#l00229">IPlugAU.h:230</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html"><div class="ttname"><a href="class_i_plug_a_u.html">IPlugAU</a></div><div class="ttdoc">AudioUnit v2 API base class for an IPlug plug-in.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8h_source.html#l00054">IPlugAU.h:56</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_a268d045b3e22c69b3b5a298fcf58b784"><div class="ttname"><a href="class_i_plug_a_u.html#a268d045b3e22c69b3b5a298fcf58b784">IPlugAU::BeginInformHostOfParamChange</a></div><div class="ttdeci">void BeginInformHostOfParamChange(int idx) override</div><div class="ttdoc">Implemented by the API class, called by the UI (or by a delegate) at the beginning of a parameter cha...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l01901">IPlugAU.cpp:1901</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_a27e83f46ae08cf37d055260ad4f238c0"><div class="ttname"><a href="class_i_plug_a_u.html#a27e83f46ae08cf37d055260ad4f238c0">IPlugAU::InformHostOfPresetChange</a></div><div class="ttdeci">void InformHostOfPresetChange() override</div><div class="ttdoc">Implemented by the API class, called by the UI (etc) when the plug-in initiates a program/preset chan...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l01919">IPlugAU.cpp:1919</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_a2f6a1ca55150f75bd666793cd4a3a60d"><div class="ttname"><a href="class_i_plug_a_u.html#a2f6a1ca55150f75bd666793cd4a3a60d">IPlugAU::InformHostOfParameterDetailsChange</a></div><div class="ttdeci">void InformHostOfParameterDetailsChange() override</div><div class="ttdoc">Implemented by the API class, call this if you update parameter labels and hopefully the host should ...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l01925">IPlugAU.cpp:1925</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_a4bd6490da165438702027d6220b09c37"><div class="ttname"><a href="class_i_plug_a_u.html#a4bd6490da165438702027d6220b09c37">IPlugAU::InformHostOfParamChange</a></div><div class="ttdeci">void InformHostOfParamChange(int idx, double normalizedValue) override</div><div class="ttdoc">Implemented by the API class, called by the UI via SetParameterValue() with the value of a parameter ...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l01907">IPlugAU.cpp:1907</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_a728ccf09551b1b5ce1900e6a642c873c"><div class="ttname"><a href="class_i_plug_a_u.html#a728ccf09551b1b5ce1900e6a642c873c">IPlugAU::SendMidiMsg</a></div><div class="ttdeci">bool SendMidiMsg(const IMidiMsg &msg) override</div><div class="ttdoc">Send a single MIDI message // TODO: info about what thread should this be called on or not called on!</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l02016">IPlugAU.cpp:2016</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_a882b53d2243f0c0ae91c205271e115e9"><div class="ttname"><a href="class_i_plug_a_u.html#a882b53d2243f0c0ae91c205271e115e9">IPlugAU::EndInformHostOfParamChange</a></div><div class="ttdeci">void EndInformHostOfParamChange(int idx) override</div><div class="ttdoc">Implemented by the API class, called by the UI (or by a delegate) at the end of a parameter change ge...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l01913">IPlugAU.cpp:1913</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_abbe86b0e398d5cd2b7b9e23be352d08e"><div class="ttname"><a href="class_i_plug_a_u.html#abbe86b0e398d5cd2b7b9e23be352d08e">IPlugAU::GetTrackName</a></div><div class="ttdeci">virtual void GetTrackName(WDL_String &str) override</div><div class="ttdoc">Get the name of the track that the plug-in is inserted on.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8h_source.html#l00071">IPlugAU.h:71</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_ac3c652af05ed22dfc7838a025f1d7ddc"><div class="ttname"><a href="class_i_plug_a_u.html#ac3c652af05ed22dfc7838a025f1d7ddc">IPlugAU::SendMidiMsgs</a></div><div class="ttdeci">bool SendMidiMsgs(WDL_TypedBuf< IMidiMsg > &msgs) override</div><div class="ttdoc">Send a collection of MIDI messages // TODO: info about what thread should this be called on or not ca...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l02041">IPlugAU.cpp:2041</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_aca151d30c7cfe77a318a7053c79f45ef"><div class="ttname"><a href="class_i_plug_a_u.html#aca151d30c7cfe77a318a7053c79f45ef">IPlugAU::SetLatency</a></div><div class="ttdeci">void SetLatency(int samples) override</div><div class="ttdoc">Call this if the latency of your plug-in changes after initialization (perhaps from OnReset() ) This ...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l02009">IPlugAU.cpp:2009</a></div></div>
<div class="ttc" id="aclass_i_plug_a_u_html_aeee58fb2dcd5ae7ca73abdc0211bebe5"><div class="ttname"><a href="class_i_plug_a_u.html#aeee58fb2dcd5ae7ca73abdc0211bebe5">IPlugAU::SendSysEx</a></div><div class="ttdeci">bool SendSysEx(const ISysEx &msg) override</div><div class="ttdoc">Send a single MIDI System Exclusive (SysEx) message // TODO: info about what thread should this be ca...</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_a_u_8cpp_source.html#l02072">IPlugAU.cpp:2072</a></div></div>
<div class="ttc" id="aclass_i_plug_processor_html"><div class="ttname"><a href="class_i_plug_processor.html">IPlugProcessor</a></div><div class="ttdoc">The base class for IPlug Audio Processing.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_processor_8h_source.html#l00041">IPlugProcessor.h:42</a></div></div>
<div class="ttc" id="aclass_i_plugin_base_html_ae17db0be35230ed71ffc6ef5f9e992df"><div class="ttname"><a href="class_i_plugin_base.html#ae17db0be35230ed71ffc6ef5f9e992df">IPluginBase::PruneUninitializedPresets</a></div><div class="ttdeci">void PruneUninitializedPresets()</div><div class="ttdoc">[AUV2 only] Removes any presets that weren't initialized</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_plugin_base_8cpp_source.html#l00394">IPlugPluginBase.cpp:394</a></div></div>
<div class="ttc" id="astruct_i_midi_msg_html"><div class="ttname"><a href="struct_i_midi_msg.html">IMidiMsg</a></div><div class="ttdoc">Encapsulates a MIDI message and provides helper functions.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_midi_8h_source.html#l00030">IPlugMidi.h:31</a></div></div>
<div class="ttc" id="astruct_i_sys_ex_html"><div class="ttname"><a href="struct_i_sys_ex.html">ISysEx</a></div><div class="ttdoc">A struct for dealing with SysEx messages.</div><div class="ttdef"><b>Definition:</b> <a href="_i_plug_midi_8h_source.html#l00538">IPlugMidi.h:539</a></div></div>
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