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implemented vst3 controller get/set state

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This commit is contained in:
Stefano D'Angelo 2025-01-12 21:56:16 +01:00
parent bda8b75c78
commit 211d86f5e9
1 changed files with 39 additions and 8 deletions
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47
templates/vst3/src/vst3.c
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@ -1536,19 +1536,50 @@ static Steinberg_tresult controllerSetComponentState(void* thisInterface, struct
}
static Steinberg_tresult controllerSetState(void* thisInterface, struct Steinberg_IBStream* state) {
(void)thisInterface;
(void)state;
TRACE("controller set state\n");
return Steinberg_kNotImplemented;
if (state == NULL)
return Steinberg_kResultFalse;
#if DATA_PRODUCT_PARAMETERS_N > 0
controller *c = (controller *)((char *)thisInterface - offsetof(controller, vtblIEditController));
for (size_t i = 0; i < DATA_PRODUCT_PARAMETERS_N; i++) {
if (parameterInfo[i].flags & Steinberg_Vst_ParameterInfo_ParameterFlags_kIsReadOnly)
continue;
union { float f; uint32_t u; } v;
Steinberg_int32 n;
state->lpVtbl->read(state, &v, 4, &n);
if (n != 4)
return Steinberg_kResultFalse;
if (IS_BIG_ENDIAN)
v.u = SWAP_UINT32(v.u);
c->parameters[i] = parameterAdjust(i, v.f);
if (c->views)
for (size_t j = 0; j < c->viewsCount; j++)
plugViewUpdateParameter(c->views[j], i);
}
#endif
return Steinberg_kResultOk;
}
static Steinberg_tresult controllerGetState(void* thisInterface, struct Steinberg_IBStream* state) {
(void)thisInterface;
(void)state;
TRACE("controller get state\n");
return Steinberg_kNotImplemented;
if (state == NULL)
return Steinberg_kResultFalse;
#if DATA_PRODUCT_PARAMETERS_N > 0
controller *c = (controller *)((char *)thisInterface - offsetof(controller, vtblIEditController));
for (size_t i = 0; i < DATA_PRODUCT_PARAMETERS_N; i++) {
if (parameterInfo[i].flags & Steinberg_Vst_ParameterInfo_ParameterFlags_kIsReadOnly)
continue;
union { float f; uint32_t u; } v;
v.f = c->parameters[i];
if (IS_BIG_ENDIAN)
v.u = SWAP_UINT32(v.u);
Steinberg_int32 n;
state->lpVtbl->write(state, &v, 4, &n);
if (n != 4)
return Steinberg_kResultFalse;
}
#endif
return Steinberg_kResultOk;
}
static Steinberg_int32 controllerGetParameterCount(void* thisInterface) {