Differential D11781 Diff 30848 plugins/platforms/drm/scene_qpainter_drm_backend.cpp

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plugins/platforms/drm/scene_qpainter_drm_backend.cpp

Show All 26 Lines
27 27​
28DrmQPainterBackend::DrmQPainterBackend(DrmBackend *backend) 28​DrmQPainterBackend::DrmQPainterBackend(DrmBackend *backend)
29 : QObject() 29​ : QObject()
30 , QPainterBackend() 30​ , QPainterBackend()
31 , m_backend(backend) 31​ , m_backend(backend)
32{ 32​{
33 const auto outputs = m_backend->outputs(); 33​ const auto outputs = m_backend->outputs();
34 for (auto output: outputs) { 34​ for (auto output: outputs) {
35 initOutput(output); 35​ initOutput(qobject_cast<DrmOutput*>(output));
36 } 36​ }
37 connect(m_backend, &DrmBackend::outputAdded, this, &DrmQPainterBackend::initOutput); 37​ connect(m_backend, &DrmBackend::outputAdded, this, &DrmQPainterBackend::initOutput);
38 connect(m_backend, &DrmBackend::outputRemoved, this, 38​ connect(m_backend, &DrmBackend::outputRemoved, this,
39 [this] (DrmOutput *o) { 39​ [this] (DrmOutput *o) {
40 auto it = std::find_if(m_outputs.begin(), m_outputs.end(), 40​ auto it = std::find_if(m_outputs.begin(), m_outputs.end(),
41 [o] (const Output &output) { 41​ [o] (const QPainterOutput &output) {
42 return output.output == o; 42​ return output.output == o;
43 } 43​ }
44 ); 44​ );
45 if (it == m_outputs.end()) { 45​ if (it == m_outputs.end()) {
46 return; 46​ return;
47 } 47​ }
48 delete (*it).buffer[0]; 48​ delete (*it).buffer[0];
49 delete (*it).buffer[1]; 49​ delete (*it).buffer[1];
50 m_outputs.erase(it); 50​ m_outputs.erase(it);
51 } 51​ }
52 ); 52​ );
53} 53​}
54 54​
55DrmQPainterBackend::~DrmQPainterBackend() 55​DrmQPainterBackend::~DrmQPainterBackend()
56{ 56​{
57 for (auto it = m_outputs.begin(); it != m_outputs.end(); ++it) { 57​ for (auto it = m_outputs.begin(); it != m_outputs.end(); ++it) {
58 delete (*it).buffer[0]; 58​ delete (*it).buffer[0];
59 delete (*it).buffer[1]; 59​ delete (*it).buffer[1];
60 } 60​ }
61} 61​}
62 62​
63void DrmQPainterBackend::initOutput(DrmOutput *output) 63​void DrmQPainterBackend::initOutput(DrmOutput *output)
64{ 64​{
65 Output o; 65​ QPainterOutput o;
66 auto initBuffer = [&o, output, this] (int index) { 66​ auto initBuffer = [&o, output, this] (int index) {
67 o.buffer[index] = m_backend->createBuffer(output->pixelSize()); 67​ o.buffer[index] = m_backend->createBuffer(output->pixelSize());
68 o.buffer[index]->map(); 68​ o.buffer[index]->map();
69 o.buffer[index]->image()->fill(Qt::black); 69​ o.buffer[index]->image()->fill(Qt::black);
70 }; 70​ };
71 connect(output, &DrmOutput::modeChanged, this, 71​ connect(output, &DrmOutput::modeChanged, this,
72 [output, this] { 72​ [output, this] {
73 auto it = std::find_if(m_outputs.begin(), m_outputs.end(), 73​ auto it = std::find_if(m_outputs.begin(), m_outputs.end(),
Show All 23 Lines
97 97​
98QImage *DrmQPainterBackend::buffer() 98​QImage *DrmQPainterBackend::buffer()
99{ 99​{
100 return bufferForScreen(0); 100​ return bufferForScreen(0);
101} 101​}
102 102​
103QImage *DrmQPainterBackend::bufferForScreen(int screenId) 103​QImage *DrmQPainterBackend::bufferForScreen(int screenId)
104{ 104​{
105 const Output &o = m_outputs.at(screenId); 105​ const QPainterOutput &o = m_outputs.at(screenId);
106 return o.buffer[o.index]->image(); 106​ return o.buffer[o.index]->image();
107} 107​}
108 108​
109bool DrmQPainterBackend::needsFullRepaint() const 109​bool DrmQPainterBackend::needsFullRepaint() const
110{ 110​{
111 return true; 111​ return true;
112} 112​}
113 113​
114void DrmQPainterBackend::prepareRenderingFrame() 114​void DrmQPainterBackend::prepareRenderingFrame()
115{ 115​{
116 for (auto it = m_outputs.begin(); it != m_outputs.end(); ++it) { 116​ for (auto it = m_outputs.begin(); it != m_outputs.end(); ++it) {
117 (*it).index = ((*it).index + 1) % 2; 117​ (*it).index = ((*it).index + 1) % 2;
118 } 118​ }
119} 119​}
120 120​
121void DrmQPainterBackend::present(int mask, const QRegion &damage) 121​void DrmQPainterBackend::present(int mask, const QRegion &damage)
122{ 122​{
123 Q_UNUSED(mask) 123​ Q_UNUSED(mask)
124 Q_UNUSED(damage) 124​ Q_UNUSED(damage)
125 if (!LogindIntegration::self()->isActiveSession()) { 125​ if (!LogindIntegration::self()->isActiveSession()) {
126 return; 126​ return;
127 } 127​ }
128 for (auto it = m_outputs.begin(); it != m_outputs.end(); ++it) { 128​ for (auto it = m_outputs.begin(); it != m_outputs.end(); ++it) {
129 const Output &o = *it; 129​ const QPainterOutput &o = *it;
130 m_backend->present(o.buffer[o.index], o.output); 130​ m_backend->present(o.buffer[o.index], o.output);
131 } 131​ }
132} 132​}
133 133​
134bool DrmQPainterBackend::usesOverlayWindow() const 134​bool DrmQPainterBackend::usesOverlayWindow() const
135{ 135​{
136 return false; 136​ return false;
137} 137​}
138 138​
139bool DrmQPainterBackend::perScreenRendering() const 139​bool DrmQPainterBackend::perScreenRendering() const
140{ 140​{
141 return true; 141​ return true;
142} 142​}
143 143​
144} 144​}