paysages : Big terrain refactoring for future sculpt mode (WIP).
git-svn-id: https://subversion.assembla.com/svn/thunderk/paysages@476 b1fd45b6-86a6-48da-8261-f70d1f35bdcc
This commit is contained in:
ThunderK
parent
5f22647b1c
commit
f82b0f1e02
13 changed files with 178 additions and 259 deletions
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@ -13,7 +13,6 @@
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#include "../lib_paysages/curve.h"
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#include "../lib_paysages/color.h"
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#include "../lib_paysages/layers.h"
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#include "../lib_paysages/heightmap.h"
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#include "../lib_paysages/pack.h"
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class BaseForm:public QWidget
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@ -13,7 +13,7 @@
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#include "widgetheightmap.h"
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/**************** Dialog form ****************/
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DialogHeightMap::DialogHeightMap(QWidget* parent, HeightMap* heightmap, void* canvas) : DialogWithPreview(parent)
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DialogHeightMap::DialogHeightMap(QWidget* parent, TerrainDefinition* terrain) : DialogWithPreview(parent)
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{
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QWidget* mainarea;
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QWidget* buttons;
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@ -26,9 +26,9 @@ DialogHeightMap::DialogHeightMap(QWidget* parent, HeightMap* heightmap, void* ca
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QPushButton* button;
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QComboBox* combobox;
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_value_original = heightmap;
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_value_modified = heightmapCreate();
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heightmapCopy(_value_original, &_value_modified);
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_value_original = terrain;
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_value_modified = (TerrainDefinition*)TerrainDefinitionClass.create();
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TerrainDefinitionClass.copy(_value_original, _value_modified);
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setLayout(new QVBoxLayout());
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// Dialog layout (main area + buttons)
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@ -53,7 +53,7 @@ DialogHeightMap::DialogHeightMap(QWidget* parent, HeightMap* heightmap, void* ca
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mainarea->layout()->setAlignment(panel, Qt::AlignTop);
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// Viewer layout (3d display + sliders)
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_3dview = new WidgetHeightMap(viewer, &_value_modified);
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_3dview = new WidgetHeightMap(viewer, _value_modified);
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viewer_layout->addWidget(_3dview, 0, 0);
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slider = new QSlider(Qt::Horizontal, viewer);
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slider->setRange(0, 1000);
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@ -65,24 +65,9 @@ DialogHeightMap::DialogHeightMap(QWidget* parent, HeightMap* heightmap, void* ca
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viewer_layout->addWidget(slider, 0, 1);
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// Panel layout
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if (canvas)
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{
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button = new QPushButton(tr("Reset to terrain height"), panel);
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connect(button, SIGNAL(clicked()), this, SLOT(resetToTerrain()));
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panel->layout()->addWidget(button);
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}
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button = new QPushButton(tr("Load from picture file"), panel);
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/*button = new QPushButton(tr("Load from picture file"), panel);
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connect(button, SIGNAL(clicked()), this, SLOT(loadFromFile()));
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panel->layout()->addWidget(button);
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button = new QPushButton(tr("Change resolution"), panel);
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connect(button, SIGNAL(clicked()), this, SLOT(changeResolution()));
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panel->layout()->addWidget(button);
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_resolution_label = new QLabel("", panel);
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panel->layout()->addWidget(_resolution_label);
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updateResolutionLabel();
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panel->layout()->addWidget(button);*/
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combobox = new QComboBox(panel);
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combobox->addItem(tr("Raise / lower"));
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@ -136,11 +121,11 @@ DialogHeightMap::DialogHeightMap(QWidget* parent, HeightMap* heightmap, void* ca
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setWindowTitle(tr("Paysages 3D - Height map painting"));
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}
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bool DialogHeightMap::editHeightMap(QWidget* parent, HeightMap* heightmap, void* canvas)
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bool DialogHeightMap::editHeightMap(QWidget* parent, TerrainDefinition* terrain)
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{
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int result;
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DialogHeightMap* dialog = new DialogHeightMap(parent, heightmap, canvas);
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DialogHeightMap* dialog = new DialogHeightMap(parent, terrain);
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result = dialog->exec();
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delete dialog;
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@ -150,15 +135,14 @@ bool DialogHeightMap::editHeightMap(QWidget* parent, HeightMap* heightmap, void*
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void DialogHeightMap::accept()
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{
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heightmapCopy(&_value_modified, _value_original);
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TerrainDefinitionClass.copy(_value_modified, _value_original);
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QDialog::accept();
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}
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void DialogHeightMap::revert()
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{
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heightmapCopy(_value_original, &_value_modified);
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TerrainDefinitionClass.copy(_value_original, _value_modified);
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_3dview->revert();
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updateResolutionLabel();
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}
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void DialogHeightMap::angleHChanged(int value)
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@ -191,7 +175,7 @@ void DialogHeightMap::brushStrengthChanged(int value)
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_3dview->setBrushStrength((double)value / 2000.0);
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}
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void DialogHeightMap::loadFromFile()
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/*void DialogHeightMap::loadFromFile()
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{
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QString filepath = QFileDialog::getOpenFileName(this, tr("Paysages 3D - Choose a picture to load"), QString(), tr("Images (*.jpg *.jpeg *.bmp *.png)"));
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if (!filepath.isNull())
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@ -200,76 +184,4 @@ void DialogHeightMap::loadFromFile()
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_3dview->revert();
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updateResolutionLabel();
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}
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}
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void DialogHeightMap::resetToTerrain()
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{
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/*if (_canvas)
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{
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TerrainDefinition terrain;
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terrain = terrainCreateDefinition();
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sceneryGetTerrain(&terrain);
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heightmapRevertToTerrain(&_value_modified, &terrain, &_canvas->area);
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terrainDeleteDefinition(&terrain);
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_3dview->revert();
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}*/
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}
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void DialogHeightMap::changeResolution()
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{
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QString result;
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QStringList items;
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int current;
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items << QString("64 x 64") << QString("128 x 128") << QString("256 x 256") << QString("512 x 512");
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current = 1;
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if (_value_modified.resolution_x == 64 && _value_modified.resolution_z == 64)
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{
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current = 0;
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}
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else if (_value_modified.resolution_x == 256 && _value_modified.resolution_z == 256)
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{
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current = 2;
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}
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else if (_value_modified.resolution_x == 512 && _value_modified.resolution_z == 512)
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{
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current = 3;
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}
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result = QInputDialog::getItem(this, tr("Paysages 3D - Change heightmap resolution"), tr("Choose the new heightmap resolution.\nBeware that lowering the resolution may imply a loss of accuracy."), items, current, false);
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if (!result.isEmpty())
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{
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int new_res_x, new_res_z;
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if (result == QString("64 x 64"))
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{
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new_res_x = new_res_z = 64;
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}
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else if (result == QString("256 x 256"))
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{
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new_res_x = new_res_z = 256;
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}
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else if (result == QString("512 x 512"))
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{
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new_res_x = new_res_z = 512;
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}
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else
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{
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new_res_x = new_res_z = 128;
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}
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if (new_res_x != _value_modified.resolution_x or new_res_z != _value_modified.resolution_z)
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{
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heightmapChangeResolution(&_value_modified, new_res_x, new_res_z);
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_3dview->revert();
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updateResolutionLabel();
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}
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}
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}
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void DialogHeightMap::updateResolutionLabel()
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{
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_resolution_label->setText(tr("Map resolution : %1 x %2").arg(_value_modified.resolution_x).arg(_value_modified.resolution_z));
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}
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}*/
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@ -2,16 +2,16 @@
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#define _PAYSAGES_QT_DIALOGHEIGHTMAP_H_
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#include <QLabel>
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#include "../lib_paysages/terrain/public.h"
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#include "tools.h"
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#include "widgetheightmap.h"
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#include "../lib_paysages/heightmap.h"
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class DialogHeightMap : public DialogWithPreview
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{
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Q_OBJECT
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public:
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explicit DialogHeightMap(QWidget* parent, HeightMap* heightmap, void* canvas);
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static bool editHeightMap(QWidget* parent, HeightMap* heightmap, void* canvas);
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explicit DialogHeightMap(QWidget* parent, TerrainDefinition* terrain);
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static bool editHeightMap(QWidget* parent, TerrainDefinition* terrain);
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public slots:
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virtual void accept();
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@ -24,16 +24,12 @@ private slots:
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void brushSizeChanged(int value);
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void brushSmoothingChanged(int value);
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void brushStrengthChanged(int value);
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void loadFromFile();
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void resetToTerrain();
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void changeResolution();
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void updateResolutionLabel();
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//void loadFromFile();
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private:
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HeightMap* _value_original;
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HeightMap _value_modified;
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TerrainDefinition* _value_original;
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TerrainDefinition* _value_modified;
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WidgetHeightMap* _3dview;
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QLabel* _resolution_label;
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};
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#endif
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@ -7,6 +7,7 @@
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#include "../lib_paysages/scenery.h"
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#include "../lib_paysages/euclid.h"
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#include "dialogheightmap.h"
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static TerrainDefinition* _definition;
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@ -52,6 +53,7 @@ public:
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_renderer.render_quality = 3;
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_renderer.applyTextures = _applyTextures;
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_renderer.getLightStatus = _getLightStatus;
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_renderer.alterLight = _alterLight;
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_renderer.camera_location.x = 0.0;
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_renderer.camera_location.y = 50.0;
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_renderer.camera_location.z = 0.0;
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@ -127,6 +129,11 @@ private:
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lightingGetStatus((LightingDefinition*)renderer->customData[2], renderer, location, status);
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}
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static void _alterLight(Renderer* renderer, LightDefinition* light, Vector3 location)
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{
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*light = renderer->terrain->alterLight(renderer, light, location);
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}
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};
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/**************** Form ****************/
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@ -135,6 +142,9 @@ FormTerrain::FormTerrain(QWidget *parent):
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{
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_definition = (TerrainDefinition*)TerrainDefinitionClass.create();
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QPushButton* button = addButton(tr("Paint"));
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connect(button, SIGNAL(clicked()), this, SLOT(startPainting()));
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previewHeight = new PreviewTerrainHeight(this);
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previewColor = new PreviewTerrainColor(this);
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addPreview(previewHeight, tr("Height preview (normalized)"));
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@ -165,3 +175,8 @@ void FormTerrain::configChangeEvent()
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TerrainDefinitionClass.validate(_definition);
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BaseForm::configChangeEvent();
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}
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void FormTerrain::startPainting()
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{
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DialogHeightMap::editHeightMap(this, _definition);
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}
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@ -19,6 +19,9 @@ public slots:
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protected slots:
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virtual void configChangeEvent();
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private slots:
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void startPainting();
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private:
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BasePreview* previewHeight;
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BasePreview* previewColor;
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@ -6,7 +6,9 @@
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#include <GL/glu.h>
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#include "tools.h"
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WidgetHeightMap::WidgetHeightMap(QWidget *parent, HeightMap* heightmap):
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#define HEIGHTMAP_RESOLUTION 512
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WidgetHeightMap::WidgetHeightMap(QWidget *parent, TerrainDefinition* terrain):
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QGLWidget(parent)
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{
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setMinimumSize(500, 500);
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@ -15,22 +17,22 @@ WidgetHeightMap::WidgetHeightMap(QWidget *parent, HeightMap* heightmap):
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setCursor(Qt::CrossCursor);
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startTimer(100);
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_heightmap = heightmap;
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_vertices = new _VertexInfo[heightmap->resolution_x * heightmap->resolution_z];
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_terrain = terrain;
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_vertices = new _VertexInfo[HEIGHTMAP_RESOLUTION * HEIGHTMAP_RESOLUTION];
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_dirty = true;
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_average_frame_time = 0.0;
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_last_brush_action = 0;
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_last_mouse_x = 0;
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_last_mouse_y = 0;
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_last_time = QDateTime::currentDateTime();
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_mouse_moved = false;
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_angle_h = 0.0;
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_angle_v = 0.3;
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_brush_x = 0.0;
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_brush_z = 0.0;
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_brush_mode = HEIGHTMAP_BRUSH_RAISE;
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@ -123,11 +125,11 @@ void WidgetHeightMap::mouseMoveEvent(QMouseEvent* event)
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// Rotate around the turntable
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int move_x = event->x() - _last_mouse_x;
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int move_y = event->y() - _last_mouse_y;
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_angle_h -= (double)move_x * 0.008;
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_angle_v += (double)move_y * 0.003;
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}
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_last_mouse_x = event->x();
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_last_mouse_y = event->y();
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_mouse_moved = true;
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@ -140,39 +142,39 @@ void WidgetHeightMap::timerEvent(QTimerEvent*)
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QDateTime new_time = QDateTime::currentDateTime();
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double duration = 0.001 * (double)_last_time.msecsTo(new_time);
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_last_time = new_time;
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if (_last_brush_action != 0)
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{
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double brush_strength;
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HeightMapBrush brush;
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TerrainBrush brush;
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brush.relative_x = (_brush_x + 40.0) / 80.0;
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brush.relative_z = (_brush_z + 40.0) / 80.0;
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brush.hard_radius = _brush_size * (1.0 - _brush_smoothing) / 80.0;
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brush.smoothed_size = _brush_size * _brush_smoothing / 80.0;
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brush.total_radius = brush.hard_radius + brush.smoothed_size;
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brush_strength = _brush_strength * duration / 0.1;
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switch (_brush_mode)
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{
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case HEIGHTMAP_BRUSH_RAISE:
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heightmapBrushElevation(_heightmap, &brush, brush_strength * _last_brush_action * 20.0);
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terrainBrushElevation(_terrain, &brush, brush_strength * _last_brush_action * 20.0);
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break;
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case HEIGHTMAP_BRUSH_SMOOTH:
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if (_last_brush_action < 0)
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{
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heightmapBrushSmooth(_heightmap, &brush, brush_strength * 0.1);
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terrainBrushSmooth(_terrain, &brush, brush_strength * 0.1);
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}
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else
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{
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heightmapBrushAddNoise(_heightmap, &brush, _brush_noise, brush_strength * 10.0);
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terrainBrushAddNoise(_terrain, &brush, _brush_noise, brush_strength * 10.0);
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}
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break;
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default:
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return;
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}
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// TODO Only mark dirty the updated area
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_dirty = true;
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updateGL();
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@ -197,7 +199,7 @@ void WidgetHeightMap::initializeGL()
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glEnable(GL_LIGHT0);
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glEnable(GL_LIGHT1);
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glEnable(GL_COLOR_MATERIAL);
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//glFrontFace(GL_CCW);
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//glCullFace(GL_BACK);
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glDisable(GL_CULL_FACE);
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@ -222,7 +224,7 @@ void WidgetHeightMap::resizeGL(int w, int h)
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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gluPerspective(1.57 * 180.0 / M_PI, 1.0, 1.0, 1000.0);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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}
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@ -232,14 +234,14 @@ void WidgetHeightMap::paintGL()
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QTime start_time;
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double frame_time;
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int rx, rz;
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// Update vertex cache
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if (_dirty)
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{
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updateVertexInfo();
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_dirty = false;
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}
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// Picking mouse position using z-buffer (for brush)
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if (_mouse_moved)
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{
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@ -263,7 +265,7 @@ void WidgetHeightMap::paintGL()
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_brush_z = point.z;
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_mouse_moved = false;
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}
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// Place camera
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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@ -275,13 +277,13 @@ void WidgetHeightMap::paintGL()
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light_position[0] = -40.0;
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light_position[2] = -60.0;
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glLightfv(GL_LIGHT1, GL_POSITION, light_position);
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// Background
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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// Height map
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rx = _heightmap->resolution_x;
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rz = _heightmap->resolution_z;
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rx = HEIGHTMAP_RESOLUTION;
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rz = HEIGHTMAP_RESOLUTION;
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for (int x = 0; x < rx - 1; x++)
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{
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glBegin(GL_QUAD_STRIP);
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@ -289,7 +291,7 @@ void WidgetHeightMap::paintGL()
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{
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_VertexInfo* vertex = _vertices + z * rx + x;
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double diff_x, diff_z, diff;
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diff_x = (vertex + 1)->point.x - _brush_x;
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diff_z = (vertex + 1)->point.z - _brush_z;
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diff = sqrt(diff_x * diff_x + diff_z * diff_z);
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@ -308,7 +310,7 @@ void WidgetHeightMap::paintGL()
|
|||
glColor3d(1.0, 1.0 - diff, 1.0 - diff);
|
||||
glNormal3d((vertex + 1)->normal.x, (vertex + 1)->normal.y, (vertex + 1)->normal.z);
|
||||
glVertex3d((vertex + 1)->point.x, (vertex + 1)->point.y, (vertex + 1)->point.z);
|
||||
|
||||
|
||||
diff_x = vertex->point.x - _brush_x;
|
||||
diff_z = vertex->point.z - _brush_z;
|
||||
diff = sqrt(diff_x * diff_x + diff_z * diff_z);
|
||||
|
|
@ -335,7 +337,7 @@ void WidgetHeightMap::paintGL()
|
|||
frame_time = 0.001 * (double)start_time.msecsTo(QTime::currentTime());
|
||||
_average_frame_time = _average_frame_time * 0.8 + frame_time * 0.2;
|
||||
//printf("%d %f\n", quality, average_frame_time);
|
||||
|
||||
|
||||
while ((error_code = glGetError()) != GL_NO_ERROR)
|
||||
{
|
||||
logDebug(QString("[OpenGL] ERROR : ") + (const char*)gluErrorString(error_code));
|
||||
|
|
@ -344,33 +346,33 @@ void WidgetHeightMap::paintGL()
|
|||
|
||||
void WidgetHeightMap::updateVertexInfo()
|
||||
{
|
||||
int rx = _heightmap->resolution_x;
|
||||
int rz = _heightmap->resolution_z;
|
||||
int rx = HEIGHTMAP_RESOLUTION;
|
||||
int rz = HEIGHTMAP_RESOLUTION;
|
||||
|
||||
_VertexInfo* old_vertices = _vertices;
|
||||
_vertices = new _VertexInfo[rx * rz];
|
||||
delete[] old_vertices;
|
||||
|
||||
|
||||
// Update positions
|
||||
for (int x = 0; x < rx; x++)
|
||||
{
|
||||
for (int z = 0; z < rz; z++)
|
||||
{
|
||||
_VertexInfo* vertex = _vertices + z * rx + x;
|
||||
|
||||
|
||||
vertex->point.x = 80.0 * (double)x / (double)(rx - 1) - 40.0;
|
||||
vertex->point.y = _heightmap->data[z * rx + x];
|
||||
vertex->point.y = 0.0; //_heightmap->data[z * rx + x];
|
||||
vertex->point.z = 80.0 * (double)z / (double)(rz - 1) - 40.0;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Update normals
|
||||
for (int x = 0; x < rx; x++)
|
||||
{
|
||||
for (int z = 0; z < rz; z++)
|
||||
{
|
||||
_VertexInfo* vertex = _vertices + z * rx + x;
|
||||
|
||||
|
||||
if (x == rx - 1)
|
||||
{
|
||||
vertex->normal = (vertex - 1)->normal;
|
||||
|
|
@ -382,10 +384,10 @@ void WidgetHeightMap::updateVertexInfo()
|
|||
else
|
||||
{
|
||||
Vector3 dx, dz;
|
||||
|
||||
|
||||
dx = v3Sub((vertex + 1)->point, vertex->point);
|
||||
dz = v3Sub((vertex + rx)->point, vertex->point);
|
||||
|
||||
|
||||
vertex->normal = v3Cross(v3Normalize(dz), v3Normalize(dx));
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -4,7 +4,7 @@
|
|||
#include <QGLWidget>
|
||||
#include <QDateTime>
|
||||
#include "../lib_paysages/euclid.h"
|
||||
#include "../lib_paysages/heightmap.h"
|
||||
#include "../lib_paysages/terrain/public.h"
|
||||
|
||||
typedef struct
|
||||
{
|
||||
|
|
@ -22,16 +22,16 @@ class WidgetHeightMap : public QGLWidget
|
|||
{
|
||||
Q_OBJECT
|
||||
public:
|
||||
WidgetHeightMap(QWidget* parent, HeightMap* heightmap);
|
||||
WidgetHeightMap(QWidget* parent, TerrainDefinition* terrain);
|
||||
~WidgetHeightMap();
|
||||
|
||||
|
||||
void setHorizontalViewAngle(double angle_h);
|
||||
void setVerticalViewAngle(double angle_v);
|
||||
void setBrushMode(HeightMapBrushMode mode);
|
||||
void setBrushSize(double size);
|
||||
void setBrushSmoothing(double smoothing);
|
||||
void setBrushStrength(double smoothing);
|
||||
|
||||
|
||||
public slots:
|
||||
void revert();
|
||||
|
||||
|
|
@ -39,33 +39,33 @@ protected:
|
|||
void mousePressEvent(QMouseEvent* event);
|
||||
void mouseReleaseEvent(QMouseEvent* event);
|
||||
void mouseMoveEvent(QMouseEvent* event);
|
||||
|
||||
|
||||
void timerEvent(QTimerEvent* event);
|
||||
|
||||
void initializeGL();
|
||||
void resizeGL(int w, int h);
|
||||
void paintGL();
|
||||
|
||||
|
||||
private:
|
||||
void updateVertexInfo();
|
||||
|
||||
private:
|
||||
HeightMap* _heightmap;
|
||||
TerrainDefinition* _terrain;
|
||||
_VertexInfo* _vertices;
|
||||
|
||||
|
||||
bool _dirty;
|
||||
|
||||
|
||||
double _average_frame_time;
|
||||
|
||||
|
||||
int _last_brush_action;
|
||||
int _last_mouse_x;
|
||||
int _last_mouse_y;
|
||||
QDateTime _last_time;
|
||||
bool _mouse_moved;
|
||||
|
||||
|
||||
double _angle_h;
|
||||
double _angle_v;
|
||||
|
||||
|
||||
double _brush_x;
|
||||
double _brush_z;
|
||||
HeightMapBrushMode _brush_mode;
|
||||
|
|
|
|||
|
|
@ -1,55 +0,0 @@
|
|||
#ifndef _PAYSAGES_HEIGHTMAP_H_
|
||||
#define _PAYSAGES_HEIGHTMAP_H_
|
||||
|
||||
/* Height map for terrain */
|
||||
|
||||
#include "pack.h"
|
||||
#include "noise.h"
|
||||
#include "geoarea.h"
|
||||
#include "terrain/public.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int resolution_x;
|
||||
int resolution_z;
|
||||
double* data;
|
||||
} HeightMap;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
double relative_x;
|
||||
double relative_z;
|
||||
double hard_radius;
|
||||
double smoothed_size;
|
||||
double total_radius;
|
||||
} HeightMapBrush;
|
||||
|
||||
HeightMap heightmapCreate();
|
||||
void heightmapDelete(HeightMap* heightmap);
|
||||
void heightmapCopy(HeightMap* source, HeightMap* destination);
|
||||
void heightmapValidate(HeightMap* heightmap);
|
||||
|
||||
void heightmapSave(PackStream* stream, HeightMap* heightmap);
|
||||
void heightmapLoad(PackStream* stream, HeightMap* heightmap);
|
||||
|
||||
void heightmapGetLimits(HeightMap* heightmap, double* ymin, double* ymax);
|
||||
double heightmapGetRawValue(HeightMap* heightmap, double x, double z);
|
||||
double heightmapGetValue(HeightMap* heightmap, double x, double z);
|
||||
|
||||
void heightmapChangeResolution(HeightMap* heightmap, int resolution_x, int resolution_z);
|
||||
void heightmapImportFromPicture(HeightMap* heightmap, const char* picturepath);
|
||||
void heightmapRevertToTerrain(HeightMap* heightmap, TerrainDefinition* terrain, GeoArea* area);
|
||||
|
||||
void heightmapBrushElevation(HeightMap* heightmap, HeightMapBrush* brush, double value);
|
||||
void heightmapBrushSmooth(HeightMap* heightmap, HeightMapBrush* brush, double value);
|
||||
void heightmapBrushAddNoise(HeightMap* heightmap, HeightMapBrush* brush, NoiseGenerator* generator, double value);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
|
@ -84,7 +84,13 @@ static double _fakeGetHeight(Renderer* renderer, double x, double z)
|
|||
static double _getHeight(Renderer* renderer, double x, double z)
|
||||
{
|
||||
TerrainDefinition* definition = renderer->terrain->definition;
|
||||
return noiseGet2DTotal(definition->_height_noise, x / definition->scaling, z / definition->scaling) * definition->height;
|
||||
x /= definition->scaling;
|
||||
z /= definition->scaling;
|
||||
|
||||
double height = noiseGet2DTotal(definition->_height_noise, x, z);
|
||||
/* TODO Apply paintings */
|
||||
|
||||
return height * definition->height;
|
||||
}
|
||||
|
||||
static Color _fakeGetFinalColor(Renderer* renderer, Vector3 location, double precision)
|
||||
|
|
|
|||
|
|
@ -1,57 +1,50 @@
|
|||
#include "heightmap.h"
|
||||
#include "private.h"
|
||||
|
||||
/*
|
||||
* Terrain height map painting.
|
||||
*/
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <math.h>
|
||||
#include <assert.h>
|
||||
#include "tools.h"
|
||||
#include "system.h"
|
||||
#include "noise.h"
|
||||
|
||||
HeightMap heightmapCreate()
|
||||
TerrainHeightMap terrainHeightMapCreate()
|
||||
{
|
||||
HeightMap result;
|
||||
TerrainHeightMap result;
|
||||
|
||||
result.data = malloc(sizeof(double));
|
||||
/*result.data = malloc(sizeof(double));
|
||||
result.resolution_x = 1;
|
||||
result.resolution_z = 1;
|
||||
result.resolution_z = 1;*/
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
void heightmapDelete(HeightMap* heightmap)
|
||||
void terrainHeightmapDelete(TerrainHeightMap* heightmap)
|
||||
{
|
||||
free(heightmap->data);
|
||||
/*free(heightmap->data);*/
|
||||
}
|
||||
|
||||
void heightmapCopy(HeightMap* source, HeightMap* destination)
|
||||
void terrainHeightmapCopy(TerrainHeightMap* source, TerrainHeightMap* destination)
|
||||
{
|
||||
destination->resolution_x = source->resolution_x;
|
||||
/*destination->resolution_x = source->resolution_x;
|
||||
destination->resolution_z = source->resolution_z;
|
||||
destination->data = realloc(destination->data, sizeof(double) * destination->resolution_x * destination->resolution_z);
|
||||
memcpy(destination->data, source->data, sizeof(double) * destination->resolution_x * destination->resolution_z);
|
||||
memcpy(destination->data, source->data, sizeof(double) * destination->resolution_x * destination->resolution_z);*/
|
||||
}
|
||||
|
||||
void heightmapValidate(HeightMap* heightmap)
|
||||
void terrainHeightmapSave(PackStream* stream, TerrainHeightMap* heightmap)
|
||||
{
|
||||
UNUSED(heightmap);
|
||||
}
|
||||
|
||||
void heightmapSave(PackStream* stream, HeightMap* heightmap)
|
||||
{
|
||||
int i;
|
||||
/*int i;
|
||||
|
||||
packWriteInt(stream, &heightmap->resolution_x);
|
||||
packWriteInt(stream, &heightmap->resolution_z);
|
||||
for (i = 0; i < heightmap->resolution_x * heightmap->resolution_z; i++)
|
||||
{
|
||||
packWriteDouble(stream, &heightmap->data[i]);
|
||||
}
|
||||
}*/
|
||||
}
|
||||
|
||||
void heightmapLoad(PackStream* stream, HeightMap* heightmap)
|
||||
void terrainHeightmapLoad(PackStream* stream, TerrainHeightMap* heightmap)
|
||||
{
|
||||
int i;
|
||||
/*int i;
|
||||
|
||||
packReadInt(stream, &heightmap->resolution_x);
|
||||
packReadInt(stream, &heightmap->resolution_z);
|
||||
|
|
@ -59,9 +52,22 @@ void heightmapLoad(PackStream* stream, HeightMap* heightmap)
|
|||
for (i = 0; i < heightmap->resolution_x * heightmap->resolution_z; i++)
|
||||
{
|
||||
packReadDouble(stream, &heightmap->data[i]);
|
||||
}
|
||||
}*/
|
||||
}
|
||||
|
||||
void terrainBrushElevation(TerrainDefinition* heightmap, TerrainBrush* brush, double value)
|
||||
{
|
||||
}
|
||||
|
||||
void terrainBrushSmooth(TerrainDefinition* heightmap, TerrainBrush* brush, double value)
|
||||
{
|
||||
}
|
||||
|
||||
void terrainBrushAddNoise(TerrainDefinition* heightmap, TerrainBrush* brush, NoiseGenerator* generator, double value)
|
||||
{
|
||||
}
|
||||
|
||||
#if 0
|
||||
static void _loadFromFilePixel(HeightMap* heightmap, int x, int y, Color col)
|
||||
{
|
||||
assert(x >= 0 && x < heightmap->resolution_x);
|
||||
|
|
@ -184,7 +190,7 @@ void heightmapRevertToTerrain(HeightMap* heightmap, TerrainDefinition* terrain,
|
|||
}
|
||||
|
||||
|
||||
static inline void _getBrushBoundaries(HeightMapBrush* brush, int rx, int rz, int* x1, int* x2, int* z1, int* z2)
|
||||
static inline void _getBrushBoundaries(TerrainBrush* brush, int rx, int rz, int* x1, int* x2, int* z1, int* z2)
|
||||
{
|
||||
double cx = brush->relative_x * rx;
|
||||
double cz = brush->relative_z * rz;
|
||||
|
|
@ -229,9 +235,9 @@ static inline void _getBrushBoundaries(HeightMapBrush* brush, int rx, int rz, in
|
|||
}
|
||||
}
|
||||
|
||||
typedef double (*BrushCallback)(HeightMap* heightmap, HeightMapBrush* brush, double x, double z, double basevalue, double influence, double force, void* data);
|
||||
typedef double (*BrushCallback)(HeightMap* heightmap, TerrainBrush* brush, double x, double z, double basevalue, double influence, double force, void* data);
|
||||
|
||||
static inline void _applyBrush(HeightMap* heightmap, HeightMapBrush* brush, double force, void* data, BrushCallback callback)
|
||||
static inline void _applyBrush(HeightMap* heightmap, TerrainBrush* brush, double force, void* data, BrushCallback callback)
|
||||
{
|
||||
int x, x1, x2, z, z1, z2;
|
||||
double dx, dz, distance, influence;
|
||||
|
|
@ -267,17 +273,17 @@ static inline void _applyBrush(HeightMap* heightmap, HeightMapBrush* brush, doub
|
|||
}
|
||||
}
|
||||
|
||||
static double _applyBrushElevation(HeightMap* heightmap, HeightMapBrush* brush, double x, double z, double basevalue, double influence, double force, void* data)
|
||||
static double _applyBrushElevation(HeightMap* heightmap, TerrainBrush* brush, double x, double z, double basevalue, double influence, double force, void* data)
|
||||
{
|
||||
return basevalue + influence * force * brush->total_radius;
|
||||
}
|
||||
|
||||
void heightmapBrushElevation(HeightMap* heightmap, HeightMapBrush* brush, double value)
|
||||
void terrainBrushElevation(HeightMap* heightmap, TerrainBrush* brush, double value)
|
||||
{
|
||||
_applyBrush(heightmap, brush, value, NULL, _applyBrushElevation);
|
||||
}
|
||||
|
||||
static double _applyBrushSmooth(HeightMap* heightmap, HeightMapBrush* brush, double x, double z, double basevalue, double influence, double force, void* data)
|
||||
static double _applyBrushSmooth(HeightMap* heightmap, TerrainBrush* brush, double x, double z, double basevalue, double influence, double force, void* data)
|
||||
{
|
||||
double ideal, factor;
|
||||
ideal = heightmapGetValue(heightmap, x + brush->total_radius * 0.5, z);
|
||||
|
|
@ -293,17 +299,18 @@ static double _applyBrushSmooth(HeightMap* heightmap, HeightMapBrush* brush, dou
|
|||
return basevalue + (ideal - basevalue) * factor;
|
||||
}
|
||||
|
||||
void heightmapBrushSmooth(HeightMap* heightmap, HeightMapBrush* brush, double value)
|
||||
void terrainBrushSmooth(HeightMap* heightmap, TerrainBrush* brush, double value)
|
||||
{
|
||||
_applyBrush(heightmap, brush, value, NULL, _applyBrushSmooth);
|
||||
}
|
||||
|
||||
static double _applyBrushAddNoise(HeightMap* heightmap, HeightMapBrush* brush, double x, double z, double basevalue, double influence, double force, void* data)
|
||||
static double _applyBrushAddNoise(HeightMap* heightmap, TerrainBrush* brush, double x, double z, double basevalue, double influence, double force, void* data)
|
||||
{
|
||||
return basevalue + noiseGet2DTotal((NoiseGenerator*)data, x / brush->total_radius, z / brush->total_radius) * influence * force * brush->total_radius;
|
||||
}
|
||||
|
||||
void heightmapBrushAddNoise(HeightMap* heightmap, HeightMapBrush* brush, NoiseGenerator* generator, double value)
|
||||
void terrainBrushAddNoise(HeightMap* heightmap, TerrainBrush* brush, NoiseGenerator* generator, double value)
|
||||
{
|
||||
_applyBrush(heightmap, brush, value, generator, _applyBrushAddNoise);
|
||||
}
|
||||
#endif
|
||||
|
|
@ -11,10 +11,10 @@ void terrainAutoPreset(TerrainDefinition* definition, TerrainPreset preset)
|
|||
{
|
||||
case TERRAIN_PRESET_STANDARD:
|
||||
noiseClearLevels(definition->_height_noise);
|
||||
noiseAddLevelsSimple(definition->_height_noise, 10, 1.0, 1.0);
|
||||
noiseSetFunctionParams(definition->_height_noise, NOISE_FUNCTION_SIMPLEX, -0.2);
|
||||
definition->height = 12.0 / noiseGetMaxValue(definition->_height_noise);
|
||||
definition->scaling = 80.0;
|
||||
noiseAddLevelsSimple(definition->_height_noise, 8, 12.8, 12.8); /* Detail = 0.1 */
|
||||
noiseSetFunctionParams(definition->_height_noise, NOISE_FUNCTION_SIMPLEX, 0.0);
|
||||
definition->height = 2.0;
|
||||
definition->scaling = 10.0;
|
||||
definition->shadow_smoothing = 0.03;
|
||||
break;
|
||||
default:
|
||||
|
|
|
|||
|
|
@ -1,4 +1,25 @@
|
|||
#ifndef _PAYSAGES_TERRAIN_PRIVATE_H_
|
||||
#define _PAYSAGES_TERRAIN_PRIVATE_H_
|
||||
|
||||
#include "public.h"
|
||||
|
||||
#define TERRAIN_HEIGHTMAP_DETAIL 0.1
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int xstart;
|
||||
int ystart;
|
||||
int xsize;
|
||||
int ysize;
|
||||
void* data;
|
||||
} TerrainHeightMapData;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int fixed_count;
|
||||
TerrainHeightMapData* fixed_data;
|
||||
int floating_count;
|
||||
TerrainHeightMapData* floating_data;
|
||||
} TerrainHeightMap;
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -49,6 +49,19 @@ void terrainRenderSurface(Renderer* renderer);
|
|||
/*Renderer terrainCreatePreviewRenderer();
|
||||
Color terrainGetPreview(Renderer* renderer, double x, double y);*/
|
||||
|
||||
typedef struct
|
||||
{
|
||||
double relative_x;
|
||||
double relative_z;
|
||||
double hard_radius;
|
||||
double smoothed_size;
|
||||
double total_radius;
|
||||
} TerrainBrush;
|
||||
|
||||
void terrainBrushElevation(TerrainDefinition* heightmap, TerrainBrush* brush, double value);
|
||||
void terrainBrushSmooth(TerrainDefinition* heightmap, TerrainBrush* brush, double value);
|
||||
void terrainBrushAddNoise(TerrainDefinition* heightmap, TerrainBrush* brush, NoiseGenerator* generator, double value);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
|
|
|||
Loading…
Reference in a new issue