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ivst3 works

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This commit is contained in:
Stefano D'Angelo 2024-01-12 14:08:59 +01:00
parent e3526989c3
commit 7a061297df
2 changed files with 91 additions and 6 deletions
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3
templates/vst3/src/data.h
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@ -33,6 +33,9 @@ static const Steinberg_TUID dataControllerCID = SMTG_INLINE_UID(DATA_VST3_CONTRO
#define DATA_PRODUCT_BUSES_EVENT_INPUT_N {{=it.product.buses.filter(x => x.type == "event" && x.direction == "input").length}}
#define DATA_PRODUCT_BUSES_EVENT_OUTPUT_N {{=it.product.buses.filter(x => x.type == "event" && x.direction == "output").length}}
#define DATA_PRODUCT_CHANNELS_AUDIO_INPUT_N {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "input").reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
#define DATA_PRODUCT_CHANNELS_AUDIO_OUTPUT_N {{=it.product.buses.filter(x => x.type == "audio" && x.direction == "output").reduce((a, x) => a + (x.channels == "mono" ? 1 : 2), 0)}}
#if DATA_PRODUCT_BUSES_AUDIO_INPUT_N > 0
static struct Steinberg_Vst_BusInfo busInfoAudioInput[DATA_PRODUCT_BUSES_AUDIO_INPUT_N] = {
{{~it.product.buses.filter(x => x.type == "audio" && x.direction == "input") :b}}

94
templates/vst3/src/vst3.c
View File

@ -50,6 +50,12 @@ typedef struct pluginInstance {
#if DATA_PRODUCT_PARAMETERS_N > 0
float parameters[DATA_PRODUCT_PARAMETERS_N];
#endif
#if DATA_PRODUCT_CHANNELS_AUDIO_INPUT_N > 0
const float * inputs[DATA_PRODUCT_CHANNELS_AUDIO_INPUT_N];
#endif
#if DATA_PRODUCT_CHANNELS_AUDIO_OUTPUT_N > 0
float * outputs[DATA_PRODUCT_CHANNELS_AUDIO_INPUT_N];
#endif
} pluginInstance;
static Steinberg_Vst_IComponentVtbl pluginVtblIComponent;
@ -111,7 +117,7 @@ static Steinberg_uint32 pluginIComponentRelease(void *thisInterface) {
static Steinberg_tresult pluginInitialize(void *thisInterface, struct Steinberg_FUnknown *context) {
TRACE("plugin initialize\n");
pluginInstance *p = (pluginInstance *)thisInterface;
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent));
if (p->context != NULL)
return Steinberg_kResultFalse;
p->context = context;
@ -128,7 +134,7 @@ static Steinberg_tresult pluginInitialize(void *thisInterface, struct Steinberg_
static Steinberg_tresult pluginTerminate(void *thisInterface) {
TRACE("plugin terminate\n");
pluginInstance *p = (pluginInstance *)thisInterface;
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent));
p->context = NULL;
plugin_fini(&p->p);
return Steinberg_kResultOk;
@ -247,7 +253,7 @@ static Steinberg_tresult pluginActivateBus(void* thisInterface, Steinberg_Vst_Me
static Steinberg_tresult pluginSetActive(void* thisInterface, Steinberg_TBool state) {
TRACE("plugin set active\n");
pluginInstance *p = (pluginInstance *)thisInterface;
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent));
if (state) {
plugin_set_sample_rate(&p->p, p->sampleRate);
plugin_reset(&p->p);
@ -265,7 +271,7 @@ static Steinberg_tresult pluginSetState(void* thisInterface, struct Steinberg_I
if (state == NULL)
return Steinberg_kResultFalse;
#if DATA_PRODUCT_PARAMETERS_N > 0
pluginInstance *p = (pluginInstance *)thisInterface;
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent));
for (size_t i = 0; i < DATA_PRODUCT_PARAMETERS_N; i++) {
if (parameterInfo[i].flags & Steinberg_Vst_ParameterInfo_ParameterFlags_kIsReadOnly)
continue;
@ -288,7 +294,7 @@ static Steinberg_tresult pluginGetState(void* thisInterface, struct Steinberg_IB
if (state == NULL)
return Steinberg_kResultFalse;
#if DATA_PRODUCT_PARAMETERS_N > 0
pluginInstance *p = (pluginInstance *)thisInterface;
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIComponent));
for (size_t i = 0; i < DATA_PRODUCT_PARAMETERS_N; i++) {
if (parameterInfo[i].flags & Steinberg_Vst_ParameterInfo_ParameterFlags_kIsReadOnly)
continue;
@ -412,6 +418,54 @@ static Steinberg_tresult pluginSetProcessing(void* thisInterface, Steinberg_TBoo
static Steinberg_tresult pluginProcess(void* thisInterface, struct Steinberg_Vst_ProcessData* data) {
TRACE("plugin IAudioProcessor process\n");
pluginInstance *p = (pluginInstance *)((char *)thisInterface - offsetof(pluginInstance, vtblIAudioProcessor));
#if DATA_PRODUCT_PARAMETERS_N > 0
if (data->inputParameterChanges != NULL) {
Steinberg_int32 n = data->inputParameterChanges->lpVtbl->getParameterCount(data->inputParameterChanges);
for (Steinberg_int32 i = 0; i < n; i++) {
struct Steinberg_Vst_IParamValueQueue *q = data->inputParameterChanges->lpVtbl->getParameterData(data->inputParameterChanges, i);
if (q == NULL)
continue;
Steinberg_int32 c = q->lpVtbl->getPointCount(q);
if (c <= 0)
continue;
Steinberg_int32 o;
Steinberg_Vst_ParamValue v;
if (q->lpVtbl->getPoint(q, 0, &o, &v) != Steinberg_kResultTrue)
continue;
if (o != 0)
continue;
Steinberg_Vst_ParamID id = q->lpVtbl->getParameterId(q);
v = parameterAdjust(id, parameterMap(id, v));
if (v != p->parameters[id]) {
p->parameters[id] = v;
plugin_set_parameter(&p->p, parameterData[id].index, p->parameters[id]);
}
}
}
#endif
#if DATA_PRODUCT_CHANNELS_AUDIO_INPUT_N > 0
const float **inputs = p->inputs;
Steinberg_int32 ki = 0;
for (Steinberg_int32 i = 0; i < data->numInputs; i++)
for (Steinberg_int32 j = 0; j < data->inputs[i].numChannels; j++, ki++)
inputs[ki] = data->inputs[i].Steinberg_Vst_AudioBusBuffers_channelBuffers32[j];
#else
const float **inputs = NULL;
#endif
#if DATA_PRODUCT_CHANNELS_AUDIO_OUTPUT_N > 0
float **outputs = p->outputs;
Steinberg_int32 ko = 0;
for (Steinberg_int32 i = 0; i < data->numOutputs; i++)
for (Steinberg_int32 j = 0; j < data->outputs[i].numChannels; j++, ko++)
outputs[ko] = data->outputs[i].Steinberg_Vst_AudioBusBuffers_channelBuffers32[j];
#else
float **outputs = NULL;
#endif
#if defined(__aarch64__)
uint64_t fpcr;
__asm__ __volatile__ ("mrs %0, fpcr" : "=r"(fpcr));
@ -424,7 +478,7 @@ static Steinberg_tresult pluginProcess(void* thisInterface, struct Steinberg_Vst
_MM_SET_DENORMALS_ZERO_MODE(_MM_DENORMALS_ZERO_ON);
#endif
//TBD
plugin_process(&p->p, inputs, outputs, data->numSamples);
#if defined(__aarch64__)
__asm__ __volatile__ ("msr fpcr, %0" : : "r"(fpcr));
@ -433,6 +487,34 @@ static Steinberg_tresult pluginProcess(void* thisInterface, struct Steinberg_Vst
_MM_SET_DENORMALS_ZERO_MODE(denormals_zero_mode);
#endif
#if DATA_PRODUCT_PARAMETERS_N > 0
if (data->inputParameterChanges != NULL) {
Steinberg_int32 n = data->inputParameterChanges->lpVtbl->getParameterCount(data->inputParameterChanges);
for (Steinberg_int32 i = 0; i < n; i++) {
struct Steinberg_Vst_IParamValueQueue *q = data->inputParameterChanges->lpVtbl->getParameterData(data->inputParameterChanges, i);
if (q == NULL)
continue;
Steinberg_int32 c = q->lpVtbl->getPointCount(q);
if (c <= 0)
continue;
Steinberg_int32 o;
Steinberg_Vst_ParamValue v;
if (q->lpVtbl->getPoint(q, c - 1, &o, &v) != Steinberg_kResultTrue)
continue;
if (o <= 0)
continue;
Steinberg_Vst_ParamID id = q->lpVtbl->getParameterId(q);
v = parameterAdjust(id, parameterMap(id, v));
if (v != p->parameters[id]) {
p->parameters[id] = v;
plugin_set_parameter(&p->p, parameterData[id].index, p->parameters[id]);
}
}
}
//TBD out param
#endif
// IComponentHandler::restartComponent (kLatencyChanged), see https://steinbergmedia.github.io/vst3_dev_portal/pages/Technical+Documentation/Workflow+Diagrams/Get+Latency+Call+Sequence.html
return Steinberg_kResultOk;