move lv2 core constants to comptime
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0cab58429c
commit
af34f71c8f
1 changed files with 9 additions and 17 deletions
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@ -7,17 +7,17 @@ pub const c = @cImport({
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@cInclude("lv2/core/lv2.h");
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});
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const LV2_CORE_URI = "http://lv2plug.in/ns/lv2core";
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pub fn Lv2Core(ns: []const u8) ![]const u8 {
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var allocator = std.heap.direct_allocator;
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return try std.cstr.addNullByte(
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allocator,
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try std.fmt.allocPrint(allocator, "{}{}", LV2_CORE_URI, ns),
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);
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pub fn Lv2Core(comptime ns: []const u8) []const u8 {
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const LV2_CORE_URI = "http://lv2plug.in/ns/lv2core";
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return LV2_CORE_URI ++ ns ++ [_]u8{0};
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}
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const LV2_CORE__InputPort = Lv2Core("#InputPort");
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const LV2_CORE__OutputPort = Lv2Core("#OutputPort");
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const LV2_CORE__AudioPort = Lv2Core("#AudioPort");
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const LV2_CORE__ControlPort = Lv2Core("#ControlPort");
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const LV2_CORE__connectionOptional = Lv2Core("#connectionOptional");
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pub fn lilv_instance_connect_port(
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instance: [*c]c.LilvInstance,
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port_index: u32,
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@ -83,14 +83,6 @@ pub fn setupPorts(ctx: *plugin.Context) ![]*Port {
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defer ctx.allocator.free(values);
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c.lilv_plugin_get_port_ranges_float(ctx.plugin, null, null, values.ptr);
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// bad solution, but it really do be like that
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const LV2_CORE__InputPort = try Lv2Core("#InputPort");
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const LV2_CORE__OutputPort = try Lv2Core("#OutputPort");
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const LV2_CORE__AudioPort = try Lv2Core("#AudioPort");
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const LV2_CORE__ControlPort = try Lv2Core("#ControlPort");
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const LV2_CORE__connectionOptional = try Lv2Core("#connectionOptional");
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var lv2_InputPort = c.lilv_new_uri(world, LV2_CORE__InputPort.ptr);
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defer std.heap.c_allocator.destroy(lv2_InputPort);
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