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https://github.com/onyx-and-iris/voicemeeter-rb.git
synced 2024-09-27 17:56:59 +01:00
88 lines
2.6 KiB
Ruby
88 lines
2.6 KiB
Ruby
require_relative "install"
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require_relative "errors"
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require_relative "util"
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require_relative "logger"
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module Voicemeeter
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module CBindings
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# Ruby bindings for the C-API functions
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private
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extend Logging
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extend FFI::Library
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VM_PATH = Install.get_vmpath
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ffi_lib VM_PATH.join(
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"VoicemeeterRemote#{(Install::OS_BITS == 64) ? "64" : "32"}.dll"
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)
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ffi_convention :stdcall
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private_class_method def self.attach_function(c_name, args, returns)
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ruby_name = "bind_#{Util::String.snakecase(c_name.to_s.delete_prefix("VBVMR_"))}".to_sym
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super(ruby_name, c_name, args, returns)
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end
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attach_function :VBVMR_Login, [], :long
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attach_function :VBVMR_Logout, [], :long
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attach_function :VBVMR_RunVoicemeeter, [:long], :long
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attach_function :VBVMR_GetVoicemeeterType, [:pointer], :long
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attach_function :VBVMR_GetVoicemeeterVersion, [:pointer], :long
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attach_function :VBVMR_MacroButton_IsDirty, [], :long
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attach_function :VBVMR_MacroButton_GetStatus, %i[long pointer long], :long
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attach_function :VBVMR_MacroButton_SetStatus, %i[long float long], :long
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attach_function :VBVMR_IsParametersDirty, [], :long
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attach_function :VBVMR_GetParameterFloat, %i[string pointer], :long
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attach_function :VBVMR_SetParameterFloat, %i[string float], :long
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attach_function :VBVMR_GetParameterStringA, %i[string pointer], :long
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attach_function :VBVMR_SetParameterStringA, %i[string string], :long
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attach_function :VBVMR_SetParameters, [:string], :long
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attach_function :VBVMR_GetLevel, %i[long long pointer], :long
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attach_function :VBVMR_Input_GetDeviceNumber, [], :long
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attach_function :VBVMR_Input_GetDeviceDescA,
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%i[long pointer pointer pointer],
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:long
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attach_function :VBVMR_Output_GetDeviceNumber, [], :long
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attach_function :VBVMR_Output_GetDeviceDescA,
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%i[long pointer pointer pointer],
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:long
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attach_function :VBVMR_GetMidiMessage, %i[pointer long], :long
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def call(fn, *args, ok: [0], exp: nil)
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to_cname = -> {
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"VBVMR_#{Util::String.camelcase(fn.to_s.delete_prefix("bind_"))
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.gsub(/(Button|Input|Output)/, '\1_')}"
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}
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res = send(fn, *args)
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if exp
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unless exp.call(res) || ok.include?(res)
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raise Errors::VMCAPIError.new to_cname.call, res
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end
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else
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unless ok.include?(res)
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raise Errors::VMCAPIError.new to_cname.call, res
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end
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end
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res
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rescue Errors::VMCAPIError => e
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err_msg = [
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"#{e.class.name}: #{e.message}",
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*e.backtrace
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]
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logger.error err_msg.join("\n")
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raise
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end
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module_function :call
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end
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end
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