diff options
Diffstat (limited to 'plugins/eg01-amp.lv2')
| -rw-r--r-- | plugins/eg01-amp.lv2/amp.c | 47 | ||||
| -rw-r--r-- | plugins/eg01-amp.lv2/manifest.ttl.in | 14 |
2 files changed, 31 insertions, 30 deletions
diff --git a/plugins/eg01-amp.lv2/amp.c b/plugins/eg01-amp.lv2/amp.c index dd302c3..eea9861 100644 --- a/plugins/eg01-amp.lv2/amp.c +++ b/plugins/eg01-amp.lv2/amp.c @@ -61,7 +61,7 @@ typedef struct { } Amp; /** - The instantiate() function is called by the host to create a new plugin + The `instantiate()` function is called by the host to create a new plugin instance. The host passes the plugin descriptor, sample rate, and bundle path for plugins that need to load additional resources (e.g. waveforms). The features parameter contains host-provided features defined in LV2 @@ -82,9 +82,9 @@ instantiate(const LV2_Descriptor* descriptor, } /** - The connect_port() method is called by the host to connect a particular port - to a buffer. The plugin must store the data location, but data may not be - accessed except in run(). + The `connect_port()` method is called by the host to connect a particular + port to a buffer. The plugin must store the data location, but data may not + be accessed except in run(). This method is in the ``audio'' threading class, and is called in the same context as run(). @@ -110,9 +110,9 @@ connect_port(LV2_Handle instance, } /** - The activate() method is called by the host to initialise and prepare the + The `activate()` method is called by the host to initialise and prepare the plugin instance for running. The plugin must reset all internal state - except for buffer locations set by connect_port(). Since this plugin has + except for buffer locations set by `connect_port()`. Since this plugin has no other internal state, this method does nothing. This method is in the ``instantiation'' threading class, so no other @@ -123,10 +123,15 @@ activate(LV2_Handle instance) { } -/** Define a macro for converting a gain in dB to a coefficient */ +/** Define a macro for converting a gain in dB to a coefficient. */ #define DB_CO(g) ((g) > -90.0f ? powf(10.0f, (g) * 0.05f) : 0.0f) -/** Process a block of audio (audio thread, must be RT safe). */ +/** + The `run()` method is the main process function of the plugin. It processes + a block of audio in the audio context. Since this plugin is + `lv2:hardRTCapable`, `run()` must be real-time safe, so blocking (e.g. with + a mutex) or memory allocation are not allowed. +*/ static void run(LV2_Handle instance, uint32_t n_samples) { @@ -144,11 +149,11 @@ run(LV2_Handle instance, uint32_t n_samples) } /** - The deactivate() method is the counterpart to activate() called by the host - after running the plugin. It indicates that the host will not call run() - again until another call to activate() and is mainly useful for more + The `deactivate()` method is the counterpart to `activate()`, and is called by + the host after running the plugin. It indicates that the host will not call + `run()` again until another call to `activate()` and is mainly useful for more advanced plugins with ``live'' characteristics such as those with auxiliary - processing threads. As with activate(), this plugin has no use for this + processing threads. As with `activate()`, this plugin has no use for this information so this method does nothing. This method is in the ``instantiation'' threading class, so no other @@ -160,7 +165,7 @@ deactivate(LV2_Handle instance) } /** - Destroy a plugin instance (counterpart to instantiate()). + Destroy a plugin instance (counterpart to `instantiate()`). This method is in the ``instantiation'' threading class, so no other methods on this instance will be called concurrently with it. @@ -172,7 +177,7 @@ cleanup(LV2_Handle instance) } /** - The extension_data function returns any extension data supported by the + The `extension_data()` function returns any extension data supported by the plugin. Note that this is not an instance method, but a function on the plugin descriptor. It is usually used by plugins to implement additional interfaces. This plugin does not have any extension data, so this function @@ -188,9 +193,9 @@ extension_data(const char* uri) } /** - Define the LV2_Descriptor for this plugin. It is best to define descriptors - statically to avoid leaking memory and non-portable shared library - constructors and destructors to clean up properly. + Every plugin must define an `LV2_Descriptor`. It is best to define + descriptors statically to avoid leaking memory and non-portable shared + library constructors and destructors to clean up properly. */ static const LV2_Descriptor descriptor = { AMP_URI, @@ -204,7 +209,7 @@ static const LV2_Descriptor descriptor = { }; /** - The lv2_descriptor() function is the entry point to the plugin library. The + The `lv2_descriptor()` function is the entry point to the plugin library. The host will load the library and call this function repeatedly with increasing indices to find all the plugins defined in the library. The index is not an indentifier, the URI of the returned descriptor is used to determine the @@ -218,9 +223,7 @@ const LV2_Descriptor* lv2_descriptor(uint32_t index) { switch (index) { - case 0: - return &descriptor; - default: - return NULL; + case 0: return &descriptor; + default: return NULL; } } diff --git a/plugins/eg01-amp.lv2/manifest.ttl.in b/plugins/eg01-amp.lv2/manifest.ttl.in index 8a1f696..121494f 100644 --- a/plugins/eg01-amp.lv2/manifest.ttl.in +++ b/plugins/eg01-amp.lv2/manifest.ttl.in @@ -88,14 +88,12 @@ <http://lv2plug.in/plugins/eg-amp> lv2:binary <amp@LIB_EXT@> . -# This says "this plugin has executable code ("binary") in the file -# named "amp.so", which is located in this bundle. The LV2 specification -# defines that all relative URIs in manifest files are relative to the bundle -# directory, so this refers to the file amp.so in the same directory as this -# manifest.ttl file. +# This says "`eg-amp` has executable code in the file `amp.so`". +# Relative URIs in manifest files are relative to the bundle directory, so this +# refers to the file amp.so in the same directory as this manifest.ttl file. <http://lv2plug.in/plugins/eg-amp> rdfs:seeAlso <amp.ttl> . -# This says ``there is more information about this plugin located in the file -# `amp.ttl`''. The host will look at all such files when it needs to actually -# use or investigate the plugin. +# This says ``there is more information about `eg-amp` in the file `amp.ttl`''. +# The host will look at all such files when it needs to actually use or +# investigate the plugin. |