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#include <stdio.h>
#include <iostream>
#include <unistd.h>
#include <fcntl.h>
#include <cassert>
#include "kms++.h"
#include "helpers.h"
using namespace std;
#define DEF_CONN(c) [DRM_MODE_CONNECTOR_##c] = #c
namespace kms
{
static const char * connector_names[] = {
DEF_CONN(Unknown),
DEF_CONN(VGA),
DEF_CONN(DVII),
DEF_CONN(DVID),
DEF_CONN(DVIA),
DEF_CONN(Composite),
DEF_CONN(SVIDEO),
DEF_CONN(LVDS),
DEF_CONN(Component),
DEF_CONN(9PinDIN),
DEF_CONN(DisplayPort),
DEF_CONN(HDMIA),
DEF_CONN(HDMIB),
DEF_CONN(TV),
DEF_CONN(eDP),
DEF_CONN(VIRTUAL),
DEF_CONN(DSI),
};
static const char *connection_str[] = {
[0] = "<unknown>",
[DRM_MODE_CONNECTED] = "Connected",
[DRM_MODE_DISCONNECTED] = "Disconnected",
[DRM_MODE_UNKNOWNCONNECTION] = "Unknown",
};
struct ConnectorPriv
{
drmModeConnectorPtr drm_connector;
};
Connector::Connector(Card &card, uint32_t id, uint32_t idx)
:DrmObject(card, id, DRM_MODE_OBJECT_CONNECTOR, idx)
{
m_priv = new ConnectorPriv();
m_priv->drm_connector = drmModeGetConnector(this->card().fd(), this->id());
assert(m_priv->drm_connector);
auto name = connector_names[m_priv->drm_connector->connector_type];
m_fullname = std::string(string(name) + std::to_string(m_priv->drm_connector->connector_type_id));
}
Connector::~Connector()
{
drmModeFreeConnector(m_priv->drm_connector);
delete m_priv;
}
void Connector::setup()
{
if (m_priv->drm_connector->encoder_id != 0) {
auto enc = card().get_encoder(m_priv->drm_connector->encoder_id);
if (enc)
m_current_crtc = enc->get_crtc();
}
m_saved_crtc = m_current_crtc;
}
void Connector::restore_mode()
{
if (m_saved_crtc)
m_saved_crtc->restore_mode(this);
}
void Connector::print_short() const
{
auto c = m_priv->drm_connector;
printf("Connector %d, %s, %dx%dmm, %s\n", id(), m_fullname.c_str(),
c->mmWidth, c->mmHeight, connection_str[c->connection]);
}
Videomode Connector::get_default_mode() const
{
drmModeModeInfo drmmode = m_priv->drm_connector->modes[0];
return drm_mode_to_video_mode(drmmode);
}
Videomode Connector::get_mode(const string& mode) const
{
auto c = m_priv->drm_connector;
for (int i = 0; i < c->count_modes; i++)
if (mode == c->modes[i].name)
return drm_mode_to_video_mode(c->modes[i]);
throw invalid_argument(mode + ": mode not found");
}
bool Connector::connected() const
{
return m_priv->drm_connector->connection == DRM_MODE_CONNECTED;
}
vector<Crtc*> Connector::get_possible_crtcs() const
{
vector<Crtc*> crtcs;
for (int i = 0; i < m_priv->drm_connector->count_encoders; ++i) {
auto enc = card().get_encoder(m_priv->drm_connector->encoders[i]);
auto l = enc->get_possible_crtcs();
crtcs.insert(crtcs.end(), l.begin(), l.end());
}
return crtcs;
}
}
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