ardour/livetrax
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VST3: fix discrete parameters

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Some plugins have a min/max range of 1, for stepwise enumerated
values of a control. e.g. waves maps note-names this way.
https://discourse.ardour.org/t/106429/
This commit is contained in:
Robin Gareus 2021-10-04 17:06:08 +02:00
parent 877f56e575
commit e2efb698e0
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 4 additions and 1 deletions
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5
libs/ardour/vst3_plugin.cc
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@ -1631,7 +1631,7 @@ VST3PI::get_parameter_descriptor (uint32_t port, ParameterDescriptor& desc) cons
desc.normal = _controller->normalizedParamToPlain (id, p.normal); desc.normal = _controller->normalizedParamToPlain (id, p.normal);
desc.toggled = 1 == p.steps; desc.toggled = 1 == p.steps;
desc.logarithmic = false; desc.logarithmic = false;
desc.integer_step = p.steps > 1 ? p.steps : 0; desc.integer_step = p.steps > 1 && (desc.upper - desc.lower) == p.steps;
desc.sr_dependent = false; desc.sr_dependent = false;
desc.enumeration = p.is_enum; desc.enumeration = p.is_enum;
desc.label = p.label; desc.label = p.label;
@ -1640,6 +1640,9 @@ VST3PI::get_parameter_descriptor (uint32_t port, ParameterDescriptor& desc) cons
} else if (p.unit == "Hz") { } else if (p.unit == "Hz") {
desc.unit = ARDOUR::ParameterDescriptor::HZ; desc.unit = ARDOUR::ParameterDescriptor::HZ;
} }
if (p.steps > 1) {
desc.rangesteps = 1 + p.steps;
}
FUnknownPtr<IEditControllerExtra> extra_ctrl (_controller); FUnknownPtr<IEditControllerExtra> extra_ctrl (_controller);
if (extra_ctrl && port != designated_bypass_port ()) { if (extra_ctrl && port != designated_bypass_port ()) {