aboutsummaryrefslogtreecommitdiffhomepage
path: root/src/protocols/PresentationTime.cpp
blob: a2fc270ca24f0cffc62e0c6812b3cfb390c12f53 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
#include "PresentationTime.hpp"
#include <algorithm>
#include "../helpers/Monitor.hpp"
#include "../managers/HookSystemManager.hpp"
#include "core/Compositor.hpp"
#include "core/Output.hpp"
#include <aquamarine/output/Output.hpp>

#define LOGM PROTO::presentation->protoLog

CQueuedPresentationData::CQueuedPresentationData(SP<CWLSurfaceResource> surf) : surface(surf) {
    ;
}

void CQueuedPresentationData::setPresentationType(bool zeroCopy_) {
    zeroCopy = zeroCopy_;
}

void CQueuedPresentationData::attachMonitor(CMonitor* pMonitor_) {
    pMonitor = pMonitor_;
}

void CQueuedPresentationData::presented() {
    wasPresented = true;
}

void CQueuedPresentationData::discarded() {
    wasPresented = false;
}

CPresentationFeedback::CPresentationFeedback(SP<CWpPresentationFeedback> resource_, SP<CWLSurfaceResource> surf) : resource(resource_), surface(surf) {
    if (!good())
        return;

    resource->setOnDestroy([this](CWpPresentationFeedback* pMgr) {
        if (!done) // if it's done, it's probably already destroyed. If not, it will be in a sec.
            PROTO::presentation->destroyResource(this);
    });
}

bool CPresentationFeedback::good() {
    return resource->resource();
}

void CPresentationFeedback::sendQueued(SP<CQueuedPresentationData> data, timespec* when, uint32_t untilRefreshNs, uint64_t seq, uint32_t reportedFlags) {
    auto client = resource->client();

    if (PROTO::outputs.contains(data->pMonitor->szName)) {
        if (auto outputResource = PROTO::outputs.at(data->pMonitor->szName)->outputResourceFrom(client); outputResource)
            resource->sendSyncOutput(outputResource->getResource()->resource());
    }

    uint32_t flags = 0;
    if (!data->pMonitor->tearingState.activelyTearing)
        flags |= WP_PRESENTATION_FEEDBACK_KIND_VSYNC;
    if (data->zeroCopy)
        flags |= WP_PRESENTATION_FEEDBACK_KIND_ZERO_COPY;
    if (reportedFlags & Aquamarine::IOutput::AQ_OUTPUT_PRESENT_HW_CLOCK)
        flags |= WP_PRESENTATION_FEEDBACK_KIND_HW_CLOCK;
    if (reportedFlags & Aquamarine::IOutput::AQ_OUTPUT_PRESENT_HW_COMPLETION)
        flags |= WP_PRESENTATION_FEEDBACK_KIND_HW_COMPLETION;

    if (data->wasPresented)
        resource->sendPresented((uint32_t)(when->tv_sec >> 32), (uint32_t)(when->tv_sec & 0xFFFFFFFF), (uint32_t)(when->tv_nsec), untilRefreshNs, (uint32_t)(seq >> 32),
                                (uint32_t)(seq & 0xFFFFFFFF), (wpPresentationFeedbackKind)flags);
    else
        resource->sendDiscarded();
}

CPresentationProtocol::CPresentationProtocol(const wl_interface* iface, const int& ver, const std::string& name) : IWaylandProtocol(iface, ver, name) {
    static auto P = g_pHookSystem->hookDynamic("monitorRemoved", [this](void* self, SCallbackInfo& info, std::any param) {
        const auto PMONITOR = std::any_cast<CMonitor*>(param);
        std::erase_if(m_vQueue, [PMONITOR](const auto& other) { return !other->surface || other->pMonitor == PMONITOR; });
    });
}

void CPresentationProtocol::bindManager(wl_client* client, void* data, uint32_t ver, uint32_t id) {
    const auto RESOURCE = m_vManagers.emplace_back(std::make_unique<CWpPresentation>(client, ver, id)).get();
    RESOURCE->setOnDestroy([this](CWpPresentation* p) { this->onManagerResourceDestroy(p->resource()); });

    RESOURCE->setDestroy([this](CWpPresentation* pMgr) { this->onManagerResourceDestroy(pMgr->resource()); });
    RESOURCE->setFeedback([this](CWpPresentation* pMgr, wl_resource* surf, uint32_t id) { this->onGetFeedback(pMgr, surf, id); });
}

void CPresentationProtocol::onManagerResourceDestroy(wl_resource* res) {
    std::erase_if(m_vManagers, [&](const auto& other) { return other->resource() == res; });
}

void CPresentationProtocol::destroyResource(CPresentationFeedback* feedback) {
    std::erase_if(m_vFeedbacks, [&](const auto& other) { return other.get() == feedback; });
}

void CPresentationProtocol::onGetFeedback(CWpPresentation* pMgr, wl_resource* surf, uint32_t id) {
    const auto CLIENT = pMgr->client();
    const auto RESOURCE =
        m_vFeedbacks.emplace_back(makeShared<CPresentationFeedback>(makeShared<CWpPresentationFeedback>(CLIENT, pMgr->version(), id), CWLSurfaceResource::fromResource(surf)))
            .get();

    if (!RESOURCE->good()) {
        pMgr->noMemory();
        m_vFeedbacks.pop_back();
        return;
    }
}

void CPresentationProtocol::onPresented(CMonitor* pMonitor, timespec* when, uint32_t untilRefreshNs, uint64_t seq, uint32_t reportedFlags) {
    timespec  now;
    timespec* presentedAt = when;
    if (!presentedAt) {
        // just put the current time, we don't have anything better
        clock_gettime(CLOCK_MONOTONIC, &now);
        when = &now;
    }

    for (auto& feedback : m_vFeedbacks) {
        if (!feedback->surface)
            continue;

        for (auto& data : m_vQueue) {
            if (!data->surface || data->surface != feedback->surface)
                continue;

            feedback->sendQueued(data, when, untilRefreshNs, seq, reportedFlags);
            feedback->done = true;
            break;
        }
    }

    std::erase_if(m_vFeedbacks, [](const auto& other) { return !other->surface || other->done; });
    std::erase_if(m_vQueue, [pMonitor](const auto& other) { return !other->surface || other->pMonitor == pMonitor || !other->pMonitor; });
}

void CPresentationProtocol::queueData(SP<CQueuedPresentationData> data) {
    m_vQueue.emplace_back(data);
}