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39
40#ifndef QT3DINPUT_INPUT_UTILS_P_H
41#define QT3DINPUT_INPUT_UTILS_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists for the convenience
48// of other Qt classes. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <Qt3DInput/private/inputhandler_p.h>
55#include <Qt3DInput/private/inputmanagers_p.h>
56#include <Qt3DInput/private/physicaldeviceproxy_p.h>
57#include <Qt3DInput/private/qinputdeviceintegration_p.h>
58#include <Qt3DInput/private/qabstractphysicaldevicebackendnode_p.h>
59
60QT_BEGIN_NAMESPACE
61
62namespace Qt3DInput {
63
64namespace Input {
65
66namespace Utils {
67
68template<class InputClass>
69QAbstractPhysicalDeviceBackendNode *physicalDeviceForInput(InputClass *input, InputHandler *handler)
70{
71 // Note: the source device can be a proxy
72 // in which case sourceDeviceId should be the proxy's device id
73 Qt3DCore::QNodeId sourceDeviceId = input->sourceDevice();
74
75 {
76 PhysicalDeviceProxy *deviceProxy = nullptr;
77 if ((deviceProxy = handler->physicalDeviceProxyManager()->lookupResource(id: sourceDeviceId)) != nullptr)
78 sourceDeviceId = deviceProxy->physicalDeviceId();
79 }
80
81 // Early return if the sourceDeviceId is null
82 if (!sourceDeviceId.isNull()) {
83 const auto integrations = handler->inputDeviceIntegrations();
84 for (QInputDeviceIntegration *integration : integrations) {
85 QAbstractPhysicalDeviceBackendNode *physicalDeviceBackend = integration->physicalDevice(id: sourceDeviceId);
86 if (physicalDeviceBackend)
87 return physicalDeviceBackend;
88 }
89 }
90
91 return nullptr;
92}
93
94} // Utils
95
96} // Input
97
98} // Qt3DInput
99
100QT_END_NAMESPACE
101
102
103#endif // QT3DINPUT_INPUT_UTILS_P_H
104

source code of qt3d/src/input/backend/utils_p.h