timeline_device_resolver.hpp

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#pragma once
 
#include <cstddef>
#include <cstdint>
#include <memory>
#include <span>
#include <string_view>
 
namespace pulp::host {
 
class PluginSlot;
struct PluginInfo;

inline constexpr std::string_view kBasicInstrumentBindingKey = "pulp.instrument.basic";

inline constexpr std::string_view kEventHumaniserBindingKey = "pulp.device.event.humanise";

inline constexpr int kEventHumaniserWindowSamples = 512;

inline constexpr std::uint32_t kEventHumaniserTimingDepthParamId = 1;
inline constexpr std::uint32_t kEventHumaniserVelocityDepthParamId = 2;

inline constexpr std::size_t kAdmittedDeviceChainLength = 2;

enum class BuiltInDeviceDomain { EventToEvent, EventToAudio };

struct BuiltInDeviceDescriptor {
    std::string_view binding_key;
    std::string_view display_name;
    std::string_view manufacturer;
    std::string_view category;
    std::string_view summary;
    BuiltInDeviceDomain domain = BuiltInDeviceDomain::EventToAudio;
    int num_audio_inputs = 0;
    int num_audio_outputs = 2;
    int latency_samples = 0;
    bool is_instrument = false;
};

std::span<const BuiltInDeviceDescriptor> builtin_device_catalog() noexcept;

const BuiltInDeviceDescriptor* find_builtin_device(std::string_view binding_key) noexcept;

using TimelineDeviceSlotFactory = std::unique_ptr<PluginSlot> (*)(const PluginInfo&);

std::unique_ptr<PluginSlot> load_builtin_plugin(const PluginInfo& info);

int event_device_latency_ceiling_samples() noexcept;

PluginInfo builtin_device_plugin_info(const BuiltInDeviceDescriptor& descriptor);
 
} // namespace pulp::host