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Added hillshading settings

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This commit is contained in:
Martin Tůma 2024-05-26 11:19:19 +02:00
parent feabd6668b
commit 11b9f842e5
9 changed files with 140 additions and 20 deletions
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31
src/GUI/gui.cpp
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@ -36,6 +36,7 @@
#include "map/maplist.h"
#include "map/emptymap.h"
#include "map/crs.h"
#include "map/hillshading.h"
#include "icons.h"
#include "keys.h"
#include "settings.h"
@ -2632,6 +2633,11 @@ void GUI::writeSettings()
WRITE(demAuthentication, _options.demAuthorization);
WRITE(demUsername, _options.demUsername);
WRITE(demPassword, _options.demPassword);
WRITE(hillshadingAlpha, _options.hillshadingAlpha);
WRITE(hillshadingBlur, _options.hillshadingBlur);
WRITE(hillshadingAzimuth, _options.hillshadingAzimuth);
WRITE(hillshadingAltitude, _options.hillshadingAltitude);
WRITE(hillshadingZFactor, _options.hillshadingZFactor);
WRITE(positionPlugin(), _options.plugin);
WRITE(positionPluginParameters, _options.pluginParams);
WRITE(useOpenGL, _options.useOpenGL);
@ -2932,6 +2938,11 @@ void GUI::readSettings(QString &activeMap, QStringList &disabledPOIs,
_options.demAuthorization = READ(demAuthentication).toBool();
_options.demUsername = READ(demUsername).toString();
_options.demPassword = READ(demPassword).toString();
_options.hillshadingAlpha = READ(hillshadingAlpha).toInt();
_options.hillshadingBlur = READ(hillshadingBlur).toInt();
_options.hillshadingAzimuth = READ(hillshadingAzimuth).toInt();
_options.hillshadingAltitude = READ(hillshadingAltitude).toInt();
_options.hillshadingZFactor = READ(hillshadingZFactor).toDouble();
_options.plugin = READ(positionPlugin()).toString();
_options.pluginParams = READ(positionPluginParameters);
_options.useOpenGL = READ(useOpenGL).toBool();
@ -3026,6 +3037,12 @@ void GUI::loadOptions()
DEM::setCacheSize(_options.demCache * 1024);
DEM::unlock();
HillShading::setAlpha(_options.hillshadingAlpha);
HillShading::setBlur(_options.hillshadingBlur);
HillShading::setAzimuth(_options.hillshadingAzimuth);
HillShading::setAltitude(_options.hillshadingAltitude);
HillShading::setZFactor(_options.hillshadingZFactor);
_poi->setRadius(_options.poiRadius);
_dem->setUrl(_options.demURL);
@ -3062,8 +3079,14 @@ void GUI::updateOptions(const Options &options)
Waypoint::action(options.option); \
reload = true; \
}
#define SET_HS_OPTION(option, action) \
if (options.option != _options.option) { \
HillShading::action(options.option); \
redraw = true; \
}
bool reload = false;
bool redraw = false;
SET_VIEW_OPTION(palette, setPalette);
SET_VIEW_OPTION(mapOpacity, setMapOpacity);
@ -3155,6 +3178,12 @@ void GUI::updateOptions(const Options &options)
DEM::unlock();
}
SET_HS_OPTION(hillshadingAlpha, setAlpha);
SET_HS_OPTION(hillshadingBlur, setBlur);
SET_HS_OPTION(hillshadingAzimuth, setAzimuth);
SET_HS_OPTION(hillshadingAltitude, setAltitude);
SET_HS_OPTION(hillshadingZFactor, setZFactor);
if (options.connectionTimeout != _options.connectionTimeout)
Downloader::setTimeout(options.connectionTimeout);
if (options.enableHTTP2 != _options.enableHTTP2)
@ -3169,6 +3198,8 @@ void GUI::updateOptions(const Options &options)
if (reload)
reloadFiles();
if (redraw)
_mapView->setMap(_map);
_options = options;

49
src/GUI/optionsdialog.cpp
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@ -135,18 +135,21 @@ QWidget *OptionsDialog::createAppearancePage()
{
// Tracks
_trackWidth = new QSpinBox();
_trackWidth->setValue(_options.trackWidth);
_trackWidth->setMinimum(1);
_trackWidth->setSuffix(UNIT_SPACE + tr("px"));
_trackWidth->setValue(_options.trackWidth);
_trackStyle = new StyleComboBox();
_trackStyle->setValue(_options.trackStyle);
// Routes
_routeWidth = new QSpinBox();
_routeWidth->setValue(_options.routeWidth);
_routeWidth->setMinimum(1);
_routeWidth->setSuffix(UNIT_SPACE + tr("px"));
_routeWidth->setValue(_options.routeWidth);
_routeStyle = new StyleComboBox();
_routeStyle->setValue(_options.routeStyle);
// Areas
_areaWidth = new QSpinBox();
_areaWidth->setSuffix(UNIT_SPACE + tr("px"));
_areaWidth->setValue(_options.areaWidth);
_areaStyle = new StyleComboBox();
_areaStyle->setValue(_options.areaStyle);
@ -214,12 +217,14 @@ QWidget *OptionsDialog::createAppearancePage()
// Waypoints
_waypointSize = new QSpinBox();
_waypointSize->setMinimum(1);
_waypointSize->setSuffix(UNIT_SPACE + tr("px"));
_waypointSize->setValue(_options.waypointSize);
_waypointColor = new ColorBox();
_waypointColor->setColor(_options.waypointColor);
// POI
_poiSize = new QSpinBox();
_poiSize->setMinimum(1);
_poiSize->setSuffix(UNIT_SPACE + tr("px"));
_poiSize->setValue(_options.poiSize);
_poiColor = new ColorBox();
_poiColor->setColor(_options.poiColor);
@ -256,8 +261,9 @@ QWidget *OptionsDialog::createAppearancePage()
_sliderColor = new ColorBox();
_sliderColor->setColor(_options.sliderColor);
_graphWidth = new QSpinBox();
_graphWidth->setValue(_options.graphWidth);
_graphWidth->setMinimum(1);
_graphWidth->setSuffix(UNIT_SPACE + tr("px"));
_graphWidth->setValue(_options.graphWidth);
_graphAA = new QCheckBox(tr("Use anti-aliasing"));
_graphAA->setChecked(_options.graphAntiAliasing);
@ -612,8 +618,39 @@ QWidget *OptionsDialog::createDEMPage()
sourceTab->setLayout(sourceLayout);
#endif // Q_OS_MAC
_hillshadingAlpha = new PercentSlider();
_hillshadingAlpha->setValue(qRound((_options.hillshadingAlpha / 255.0)
* 100));
_hillshadingBlur = new QSpinBox();
_hillshadingBlur->setMaximum(10);
_hillshadingBlur->setSuffix(UNIT_SPACE + tr("px"));
_hillshadingBlur->setValue(_options.hillshadingBlur);
_hillshadingAzimuth = new QSpinBox();
_hillshadingAzimuth->setMaximum(360);
_hillshadingAzimuth->setSuffix(UNIT_SPACE + QChar(0x00B0));
_hillshadingAzimuth->setValue(_options.hillshadingAzimuth);
_hillshadingAltitude = new QSpinBox();
_hillshadingAltitude->setMaximum(90);
_hillshadingAltitude->setSuffix(UNIT_SPACE + QChar(0x00B0));
_hillshadingAltitude->setValue(_options.hillshadingAltitude);
_hillshadingZFactor = new QDoubleSpinBox();
_hillshadingZFactor->setDecimals(1);
_hillshadingZFactor->setSingleStep(0.1);
_hillshadingZFactor->setValue(_options.hillshadingZFactor);
QFormLayout *hillshadingLayout = new QFormLayout();
hillshadingLayout->addRow(tr("Opacity:"), _hillshadingAlpha);
hillshadingLayout->addRow(tr("Blur radius:"), _hillshadingBlur);
hillshadingLayout->addItem(new QSpacerItem(10, 10));
hillshadingLayout->addRow(tr("Azimuth:"), _hillshadingAzimuth);
hillshadingLayout->addRow(tr("Altitude:"), _hillshadingAltitude);
hillshadingLayout->addRow(tr("Z Factor:"), _hillshadingZFactor);
QWidget *hillshadingTab = new QWidget();
hillshadingTab->setLayout(hillshadingLayout);
QTabWidget *demPage = new QTabWidget();
demPage->addTab(sourceTab, tr("Source"));
demPage->addTab(hillshadingTab, tr("Hillshading"));
return demPage;
}
@ -948,6 +985,12 @@ void OptionsDialog::accept()
_options.demAuthorization = _demAuth->isEnabled();
_options.demUsername = _demAuth->username();
_options.demPassword = _demAuth->password();
_options.hillshadingAlpha = qRound((_hillshadingAlpha->value() / 100.0)
* 255);
_options.hillshadingBlur = _hillshadingBlur->value();
_options.hillshadingAzimuth = _hillshadingAzimuth->value();
_options.hillshadingAltitude = _hillshadingAltitude->value();
_options.hillshadingZFactor = _hillshadingZFactor->value();
_options.plugin = _positionPlugin->currentText();
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)

10
src/GUI/optionsdialog.h
View File

@ -72,6 +72,11 @@ struct Options {
QString demUsername;
QString demPassword;
bool demAuthorization;
int hillshadingAlpha;
int hillshadingBlur;
int hillshadingAzimuth;
int hillshadingAltitude;
double hillshadingZFactor;
// Position
QString plugin;
QMap<QString, QVariantMap> pluginParams;
@ -176,6 +181,11 @@ private:
// DEM
QLineEdit *_demURL;
AuthenticationWidget *_demAuth;
PercentSlider *_hillshadingAlpha;
QSpinBox *_hillshadingBlur;
QSpinBox *_hillshadingAzimuth;
QSpinBox *_hillshadingAltitude;
QDoubleSpinBox *_hillshadingZFactor;
// Position
QComboBox *_positionPlugin;
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)

5
src/GUI/settings.cpp
View File

@ -244,6 +244,11 @@ SETTING(demURL, "demURL", DEM_TILES_URL );
SETTING(demAuthentication, "demAuthentication", false );
SETTING(demUsername, "demUsername", "" );
SETTING(demPassword, "demPassword", "" );
SETTING(hillshadingAlpha, "hillshadingAlpha", 102 );
SETTING(hillshadingBlur, "hillshadingBlur", 3 );
SETTING(hillshadingAzimuth, "hillshadingAzimuth", 315 );
SETTING(hillshadingAltitude, "hillshadingAltitude", 45 );
SETTING(hillshadingZFactor, "hillshadingZFactor", 0.6 );
SETTING(useOpenGL, "useOpenGL", false );
SETTING(enableHTTP2, "enableHTTP2", true );
SETTING(pixmapCache, "pixmapCache", PIXMAP_CACHE );

5
src/GUI/settings.h
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@ -196,6 +196,11 @@ public:
static const Setting demAuthentication;
static const Setting demUsername;
static const Setting demPassword;
static const Setting hillshadingAlpha;
static const Setting hillshadingBlur;
static const Setting hillshadingAzimuth;
static const Setting hillshadingAltitude;
static const Setting hillshadingZFactor;
static const Setting useOpenGL;
static const Setting enableHTTP2;
static const Setting pixmapCache;

13
src/map/IMG/rastertile.cpp
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@ -29,8 +29,6 @@ using namespace IMG;
#define ROAD 0
#define WATER 1
#define BLUR_RADIUS 3
static const QColor textColor(Qt::black);
static const QColor haloColor(Qt::white);
static const QColor shieldColor(Qt::white);
@ -498,9 +496,14 @@ MatrixD RasterTile::elevation(int extend) const
void RasterTile::drawHillShading(QPainter *painter) const
{
if (_hillShading && _zoom >= 18 && _zoom <= 24) {
MatrixD dem(Filter::blur(elevation(BLUR_RADIUS + 1), BLUR_RADIUS));
QImage img(HillShading::render(dem, BLUR_RADIUS + 1));
painter->drawImage(_rect.x(), _rect.y(), img);
if (HillShading::blur()) {
MatrixD dem(Filter::blur(elevation(HillShading::blur() + 1),
HillShading::blur()));
QImage img(HillShading::render(dem, HillShading::blur() + 1));
painter->drawImage(_rect.x(), _rect.y(), img);
} else
painter->drawImage(_rect.x(), _rect.y(),
HillShading::render(elevation(1), 1));
}
}

17
src/map/hillshading.cpp
View File

@ -26,6 +26,12 @@ struct Derivatives
double dzdy;
};
int HillShading::_alpha = 96;
int HillShading::_blur = 3;
int HillShading::_azimuth = 315;
int HillShading::_altitude = 45;
double HillShading::_z = 0.6;
static void getConstants(double azimuth, double elevation, Constants &c)
{
double alpha = (M_PI / 180.0) * azimuth;
@ -59,8 +65,7 @@ static void getSubmatrix(int x, int y, const MatrixD &m, SubMatrix &sm)
sm.z9 = m.at(bottom, right);
}
QImage HillShading::render(const MatrixD &m, int extend, quint8 alpha, double z,
double azimuth, double elevation)
QImage HillShading::render(const MatrixD &m, int extend)
{
QImage img(m.w() - 2 * extend, m.h() - 2 * extend,
QImage::Format_ARGB32_Premultiplied);
@ -71,12 +76,12 @@ QImage HillShading::render(const MatrixD &m, int extend, quint8 alpha, double z,
SubMatrix sm;
Derivatives d;
getConstants(azimuth, elevation, c);
getConstants(_azimuth, _altitude, c);
for (int y = extend; y < m.h() - extend; y++) {
for (int x = extend; x < m.w() - extend; x++) {
getSubmatrix(x, y, m, sm);
getDerivativesHorn(sm, z, d);
getDerivativesHorn(sm, _z, d);
double L = (c.a1 - c.a2 * d.dzdx - c.a3 * d.dzdy)
/ sqrt(1.0 + d.dzdx * d.dzdx + d.dzdy * d.dzdy);
@ -86,8 +91,8 @@ QImage HillShading::render(const MatrixD &m, int extend, quint8 alpha, double z,
pixel = 0;
else {
L = sqrt(L * 0.8 + 0.2);
quint8 val = (L < 0) ? 0 : L * alpha;
pixel = (alpha - val)<<24;
quint8 val = (L < 0) ? 0 : L * _alpha;
pixel = (_alpha - val)<<24;
}
*(quint32*)(bits + (y - extend) * bpl + (x - extend) * 4) = pixel;

18
src/map/hillshading.h
View File

@ -7,8 +7,22 @@
class HillShading
{
public:
static QImage render(const MatrixD &m, int extend, quint8 alpha = 96,
double z = 0.6, double azimuth = 315, double elevation = 45);
static QImage render(const MatrixD &m, int extend);
static int blur() {return _blur;}
static void setAlpha(int alpha) {_alpha = alpha;}
static void setBlur(int blur) {_blur = blur;}
static void setAzimuth(int azimuth) {_azimuth = azimuth;}
static void setAltitude(int altitude) {_altitude = altitude;}
static void setZFactor(double z) {_z = z;}
private:
static int _alpha;
static int _blur;
static int _azimuth;
static int _altitude;
static double _z;
};
#endif // HILLSHADING_H

12
src/map/mapsforge/rastertile.cpp
View File

@ -442,10 +442,14 @@ void RasterTile::drawPaths(QPainter *painter, const QList<MapData::Path> &paths,
painter->drawEllipse(ll2xy(point->coordinates), radius, radius);
} else {
if (_hillShading) {
MatrixD dem(Filter::blur(elevation(BLUR_RADIUS + 1),
BLUR_RADIUS));
QImage img(HillShading::render(dem, BLUR_RADIUS + 1));
painter->drawImage(_rect.x(), _rect.y(), img);
if (HillShading::blur()) {
MatrixD dem(Filter::blur(elevation(HillShading::blur() + 1),
HillShading::blur()));
QImage img(HillShading::render(dem, HillShading::blur() + 1));
painter->drawImage(_rect.x(), _rect.y(), img);
} else
painter->drawImage(_rect.x(), _rect.y(),
HillShading::render(elevation(1), 1));
}
}
}