You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
o3de/Gems/StartingPointInput/Code/Source/Input.h

126 lines
5.4 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <InputManagementFramework/InputSubComponent.h>
#include <AzCore/RTTI/RTTI.h>
#include <AzCore/Component/TickBus.h>
#include <AzFramework/Input/Buses/Notifications/InputDeviceNotificationBus.h>
#include <AzFramework/Input/Events/InputChannelEventListener.h>
#include <InputNotificationBus.h>
#include <InputRequestBus.h>
namespace AZ
{
class ReflectContext;
}
namespace Input
{
//////////////////////////////////////////////////////////////////////////
/// Input handles raw input from any source and outputs Pressed, Held, and Released input events
class Input
: public InputSubComponent
, protected AzFramework::InputChannelEventListener
, protected AZ::GlobalInputRecordRequestBus::Handler
, protected AZ::InputRecordRequestBus::Handler
{
public:
Input();
~Input() override = default;
AZ_RTTI(Input, "{546C9EBC-90EF-4F03-891A-0736BE2A487E}", InputSubComponent);
static void Reflect(AZ::ReflectContext* reflection);
//////////////////////////////////////////////////////////////////////////
// InputSubComponent
void Activate(const AZ::InputEventNotificationId& eventNotificationId) override;
void Deactivate(const AZ::InputEventNotificationId& eventNotificationId) override;
protected:
AZStd::string GetEditorText() const;
virtual const AZStd::vector<AZStd::string> GetInputDeviceTypes() const;
virtual const AZStd::vector<AZStd::string> GetInputNamesBySelectedDevice() const;
AZ::Crc32 OnDeviceSelected();
//////////////////////////////////////////////////////////////////////////
// AZ::GlobalInputRecordRequests::Handler
void GatherEditableInputRecords(AZ::EditableInputRecords& outResults) override;
//////////////////////////////////////////////////////////////////////////
// AZ::EditableInputRecord::Handler
void SetInputRecord(const AZ::EditableInputRecord& newInputRecord) override;
//////////////////////////////////////////////////////////////////////////
// AzFramework::InputChannelEventListener
bool OnInputChannelEventFiltered(const AzFramework::InputChannel& inputChannel) override;
using InputEventType = void(AZ::InputEventNotificationBus::Events::*)(float);
virtual float CalculateEventValue(const AzFramework::InputChannel& inputChannel) const;
void SendEventsInternal(float value, const AzFramework::LocalUserId& localUserIdOfEvent, const AZ::InputEventNotificationId busId, InputEventType eventType);
//////////////////////////////////////////////////////////////////////////
// Non Reflected Data
AZ::InputEventNotificationId m_outgoingBusId;
bool m_wasPressed = false;
//////////////////////////////////////////////////////////////////////////
// Reflected Data
float m_eventValueMultiplier = 1.f;
AZStd::string m_inputName = "";
AZStd::string m_inputDeviceType = "";
float m_deadZone = 0.0f;
};
//////////////////////////////////////////////////////////////////////////
/// ThumbstickInput handles raw input from thumbstick sources, applies any
/// custom dead-zone or sensitivity curve calculations, and then outputs
/// Pressed, Held, and Released input events for the specified axis
class ThumbstickInput
: public Input
{
public:
ThumbstickInput();
~ThumbstickInput() override = default;
AZ_RTTI(ThumbstickInput, "{4881FA7C-0667-476C-8C77-4DBB6C69F646}", Input);
static void Reflect(AZ::ReflectContext* reflection);
protected:
//////////////////////////////////////////////////////////////////////////
// InputSubComponent
AZStd::string GetEditorText() const;
const AZStd::vector<AZStd::string> GetInputDeviceTypes() const override;
const AZStd::vector<AZStd::string> GetInputNamesBySelectedDevice() const override;
bool OnInputChannelEventFiltered(const AzFramework::InputChannel& inputChannel) override;
float CalculateEventValue(const AzFramework::InputChannel& inputChannel) const override;
static AZ::Vector2 ApplyDeadZonesAndSensitivity(const AZ::Vector2& inputValues,
float innerDeadZone,
float outerDeadZone,
float axisDeadZone,
float sensitivityExponent);
enum class OutputAxis
{
X,
Y
};
//////////////////////////////////////////////////////////////////////////
// Non Reflected Data
const AzFramework::InputDeviceId* m_wasLastPressedByInputDeviceId = nullptr;
//////////////////////////////////////////////////////////////////////////
// Reflected Data
float m_innerDeadZoneRadius = 0.0f;
float m_outerDeadZoneRadius = 1.0f;
float m_axisDeadZoneValue = 0.0f;
float m_sensitivityExponent = 1.0f;
OutputAxis m_outputAxis = OutputAxis::X;
};
} // namespace Input