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Stefano D'Angelo 2024-01-13 10:05:24 +01:00
parent 4b45be6edf
commit bb26bf3f6d
3 changed files with 11 additions and 18 deletions
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templates/vst3/src/.vst3.c.swp
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15
templates/vst3/src/vst3.c
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@ -26,19 +26,14 @@ static double clamp(double x, double m, double M) {
return x < m ? m : (x > M ? M : x); return x < m ? m : (x > M ? M : x);
} }
static double parameterMapLinear(Steinberg_Vst_ParamID id, double v) {
return parameterData[id].min + (parameterData[id].max - parameterData[id].min) * v;
}
static double parameterUnmapLinear(Steinberg_Vst_ParamID id, double v) { static double parameterUnmapLinear(Steinberg_Vst_ParamID id, double v) {
return (v - parameterData[id].min) / (parameterData[id].max - parameterData[id].min);
} }
static double parameterMap(Steinberg_Vst_ParamID id, double v) { static double parameterMap(Steinberg_Vst_ParamID id, double v) {
return parameterData[id].flags & DATA_PARAM_MAP_LOG ? parameterData[id].min * exp(parameterData[id].mapK * v) : parameterMapLinear(id, v); return parameterData[id].flags & DATA_PARAM_MAP_LOG ? parameterData[id].min * exp(parameterData[id].mapK * v) : parameterData[id].min + (parameterData[id].max - parameterData[id].min) * v;
} }
static double parameterUnmap(Steinberg_Vst_ParamID id, double v) { static double parameterUnmap(Steinberg_Vst_ParamID id, double v) {
return parameterData[id].flags & DATA_PARAM_MAP_LOG ? log(v / parameterData[id].min) / parameterData[id].mapK : parameterUnmapLinear(id, v); return parameterData[id].flags & DATA_PARAM_MAP_LOG ? log(v / parameterData[id].min) / parameterData[id].mapK : (v - parameterData[id].min) / (parameterData[id].max - parameterData[id].min);
} }
static double parameterAdjust(Steinberg_Vst_ParamID id, double v) { static double parameterAdjust(Steinberg_Vst_ParamID id, double v) {
@ -445,7 +440,7 @@ static Steinberg_tresult pluginProcess(void* thisInterface, struct Steinberg_Vst
if (o != 0) if (o != 0)
continue; continue;
Steinberg_Vst_ParamID id = q->lpVtbl->getParameterId(q); Steinberg_Vst_ParamID id = q->lpVtbl->getParameterId(q);
v = parameterAdjust(id, parameterMapLinear(id, v)); v = parameterAdjust(id, parameterMap(id, v));
if (v != p->parameters[id]) { if (v != p->parameters[id]) {
p->parameters[id] = v; p->parameters[id] = v;
plugin_set_parameter(&p->p, parameterData[id].index, p->parameters[id]); plugin_set_parameter(&p->p, parameterData[id].index, p->parameters[id]);
@ -512,7 +507,7 @@ static Steinberg_tresult pluginProcess(void* thisInterface, struct Steinberg_Vst
if (o <= 0) if (o <= 0)
continue; continue;
Steinberg_Vst_ParamID id = q->lpVtbl->getParameterId(q); Steinberg_Vst_ParamID id = q->lpVtbl->getParameterId(q);
v = parameterAdjust(id, parameterMapLinear(id, v)); v = parameterAdjust(id, parameterMap(id, v));
if (v != p->parameters[id]) { if (v != p->parameters[id]) {
p->parameters[id] = v; p->parameters[id] = v;
plugin_set_parameter(&p->p, parameterData[id].index, p->parameters[id]); plugin_set_parameter(&p->p, parameterData[id].index, p->parameters[id]);
@ -797,13 +792,11 @@ static Steinberg_tresult controllerGetParamValueByString(void* thisInterface, St
static Steinberg_Vst_ParamValue controllerNormalizedParamToPlain(void* thisInterface, Steinberg_Vst_ParamID id, Steinberg_Vst_ParamValue valueNormalized) { static Steinberg_Vst_ParamValue controllerNormalizedParamToPlain(void* thisInterface, Steinberg_Vst_ParamID id, Steinberg_Vst_ParamValue valueNormalized) {
TRACE("controller normalized param to plain\n"); TRACE("controller normalized param to plain\n");
printf("map %d %g -> %g\n", id, valueNormalized, parameterMap(id, valueNormalized));
return parameterMap(id, valueNormalized); return parameterMap(id, valueNormalized);
} }
static Steinberg_Vst_ParamValue controllerPlainParamToNormalized(void* thisInterface, Steinberg_Vst_ParamID id, Steinberg_Vst_ParamValue plainValue) { static Steinberg_Vst_ParamValue controllerPlainParamToNormalized(void* thisInterface, Steinberg_Vst_ParamID id, Steinberg_Vst_ParamValue plainValue) {
TRACE("controller plain param to normalized\n"); TRACE("controller plain param to normalized\n");
printf("unmap %d %g -> %g\n", id, plainValue, parameterUnmap(id, plainValue));
return parameterUnmap(id, plainValue); return parameterUnmap(id, plainValue);
} }

14
test/product.json
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@ -33,20 +33,20 @@
"direction": "input", "direction": "input",
"isBypass": false, "isBypass": false,
"isLatency": false, "isLatency": false,
"defaultValue": 10.0, "defaultValue": 0.0,
"minimum": 1.0, "minimum": -60.0,
"maximum": 100.0, "maximum": 20.0,
"toggled": false, "toggled": false,
"optional": false, "optional": false,
"integer": false, "integer": false,
"scalePoints": { "scalePoints": {
"0": 1.0, "0": 0.0,
"Max": 100.0, "Max": 20.0,
"Min": 10.0 "Min": -60.0
}, },
"list": false, "list": false,
"unit": "db", "unit": "db",
"map": "logarithmic" "map": "linear"
}, },
{ {
"name": "Bypass", "name": "Bypass",