29#include "../widgets/valnum.h"
57 const float*
const* inBlock,
float*
const* outBlock,
size_t blockLen)
override;
80 return std::make_shared<Instance>(*
this);
104 return XO(
"Repeats the selected audio again and again");
123 if (echoSettings.delay == 0.0)
133 if (requestedHistLen !=
134 (
histLen =
static_cast<size_t>(requestedHistLen.as_long_long())))
135 throw std::bad_alloc{};
138 catch (
const std::bad_alloc& ) {
140 XO(
"Requested value exceeds memory capacity."));
153 const float *
const *inBlock,
float *
const *outBlock,
size_t blockLen)
157 const float *ibuf = inBlock[0];
158 float *obuf = outBlock[0];
160 for (
decltype(blockLen) i = 0; i < blockLen; i++, histPos++)
162 if (histPos == histLen)
166 history[histPos] = obuf[i] = ibuf[i] + history[histPos] * echoSettings.decay;
200 auto result = std::make_unique<Editor>(*
this, access, myEffSettings);
201 result->PopulateOrExchange(
S);
208 auto& echoSettings = mSettings;
212 S.StartMultiColumn(2, wxALIGN_CENTER);
214 S.Validator<FloatingPointValidator<double>>(
215 3, &echoSettings.delay, NumValidatorStyle::NO_TRAILING_ZEROES,
217 .AddTextBox(
XXO(
"&Delay time (seconds):"), L
"", 10);
219 S.Validator<FloatingPointValidator<double>>(
220 3, &echoSettings.decay, NumValidatorStyle::NO_TRAILING_ZEROES,
222 .AddTextBox(
XXO(
"D&ecay factor:"), L
"", 10);
230 mAccess.ModifySettings
248 const auto&
settings = mAccess.Get();
XXO("&Cut/Copy/Paste Toolbar")
static Settings & settings()
void reinit(Integral count, bool initialize=false)
Generates EffectParameterMethods overrides from variadic template arguments.
ComponentInterfaceSymbol pairs a persistent string identifier used internally with an optional,...
void SetLinearEffectFlag(bool linearEffectFlag)
static const ComponentInterfaceSymbol Symbol
TranslatableString GetDescription() const override
ComponentInterfaceSymbol GetSymbol() const override
std::shared_ptr< EffectInstance > MakeInstance() const override
Make an object maintaining short-term state of an Effect.
ManualPageID ManualPage() const override
Name of a page in the Audacity alpha manual, default is empty.
static constexpr EffectParameter Decay
const EffectParameterMethods & Parameters() const override
EffectType GetType() const override
Type determines how it behaves.
static constexpr EffectParameter Delay
std::unique_ptr< EffectEditor > MakeEditor(ShuttleGui &S, EffectInstance &instance, EffectSettingsAccess &access, const EffectOutputs *pOutputs) const override
Called only from PopulateUI, to add controls to effect panel.
Performs effect computation.
Inherit to add a state variable to an EffectInstance subclass.
Hold values to send to effect output meters.
Interface for manipulations of an Effect's settings.
virtual const EffectSettings & Get()=0
static int DoMessageBox(const EffectPlugin &plugin, const TranslatableString &message, long style=DefaultMessageBoxStyle, const TranslatableString &titleStr={})
static EffectEchoSettings & GetSettings(EffectSettings &settings)
Assume settings originated from MakeSettings() and copies thereof.
const PerTrackEffect & mProcessor
Base class for many of the effects in Audacity.
Derived from ShuttleGuiBase, an Audacity specific class for shuttling data to and from GUI.
Holds a msgid for the translation catalog; may also bind format arguments.
Positions or offsets within audio files need a wide type.
constexpr auto sampleRate
BuiltinEffectsModule::Registration< EffectEcho > reg
EffectEchoSettings mSettings
void PopulateOrExchange(ShuttleGui &S)
bool UpdateUI() override
Update appearance of the panel for changes in settings.
bool ValidateUI() override
Get settings data from the panel; may make error dialogs and return false.
virtual ~Editor()=default
Editor(const EffectUIServices &services, EffectSettingsAccess &access, const EffectEchoSettings &settings)
unsigned GetAudioInCount() const override
How many input buffers to allocate at once.
bool ProcessInitialize(EffectSettings &settings, double sampleRate, ChannelNames chanMap) override
unsigned GetAudioOutCount() const override
How many output buffers to allocate at once.
bool ProcessFinalize() noexcept override
size_t ProcessBlock(EffectSettings &settings, const float *const *inBlock, float *const *outBlock, size_t blockLen) override
Called for destructive effect computation.
Instance(const PerTrackEffect &effect)
const Type min
Minimum value.
const Type max
Maximum value.
Externalized state of a plug-in.