Merge pull request #865 from trevorsandy/BLENDER_LDRAW_ADDON

Blender LDraw Addon
2023-06-18 19:08:14 -07:00
parent 2f034c1763 7271679f9d
commit cc5e152af4
27 changed files with 5261 additions and 264 deletions
@@ -0,0 +1,461 @@
+#pragma once
+
+#include <QWidget>
+#include <QDialog>
+#include "qtimer.h"
+
+#define LC_UNIX_SHELL                  "/bin/sh"
+#define LC_WINDOWS_SHELL               "cmd.exe"
+#define LC_BLENDER_ADDON_BLEND_FILE    "leocad.blend"
+#define LC_BLENDER_ADDON_IMPORT_MODULE "TN"
+#define LC_BLENDER_ADDON_FOLDER_STR    "io_scene_render_ldraw"
+
+class QFormLayout;
+class QGridLayout;
+class QLabel;
+class QGroupBox;
+class QLineEdit;
+class QCheckBox;
+class QComboBox;
+class QPushButton;
+class QScrollArea;
+class QProgressBar;
+class QProcess;
+class QTimer;
+
+class lcHttpReply;
+class lcBlenderPreferences;
+
+class lcBlenderPreferencesDialog : public QDialog
+{
+	Q_OBJECT
+public:
+
+	explicit lcBlenderPreferencesDialog(int Width, int Height, double Scale, QWidget* Parent = nullptr);
+
+	virtual ~lcBlenderPreferencesDialog();
+
+	static bool  GetBlenderPreferences(int& Width, int& Height, double& Scale, QWidget* Parent = nullptr);
+
+public slots:
+	void ShowPathsGroup();
+	void ResetSettings();
+	void EnableButton(bool);
+	void accept() override;
+	void reject() override;
+
+private:
+	QPushButton* mApplyButton;
+	QPushButton* mResetButton;
+	QPushButton* mPathsButton;
+	lcBlenderPreferences* mPreferences;
+};
+
+class lcBlenderPreferences : public QWidget
+{
+	Q_OBJECT
+public:
+
+	explicit lcBlenderPreferences(int Width, int Height, double Scale, QWidget* Parent = nullptr);
+
+	~lcBlenderPreferences();
+
+	static void LoadSettings();
+	static void SaveSettings();
+	static bool ExportParameterFile();
+	static bool SettingsModified(bool Update = true, QString const& Module = QString());
+	static int ShowMessage(QString const& Header, QString const& Title = QString(), QString const& Body = QString(), QString const& Detail = QString(), const int Buttons = MBB_OK, const int Icon = 3 /*QMessageBox::Critical*/);
+
+	void Apply(const int Response = QDialog::Accepted);
+
+	int mImageWidth;
+	int mImageHeight;
+	qreal mScale;
+
+protected:
+	static int NumPaths(bool DefaultSettings = false);
+	static int NumSettings(bool DefaultSettings = false);
+	static int NumSettingsMM(bool DefaultSettings = false);
+	static bool GetBlenderAddon(const QString& BlenderDir);
+	static bool ExtractBlenderAddon(const QString& BlenderDir);
+	static void LoadDefaultParameters(QByteArray& Buffer, int Which);
+	static bool OverwriteFile(const QString& File);
+
+	QString ReadStdErr(bool& Error) const;
+	void ClearGroupBox(QGroupBox* GroupBox);
+	void InitPathsAndSettings();
+	void InitPathsAndSettingsMM();
+	bool ExtractAddon(const QString FileName, QString &Result);
+
+signals:
+	void SettingChangedSig(bool);
+
+public slots:
+	void ResetSettings();
+	void ShowPathsGroup();
+	bool PromptCancel();
+
+private slots:
+	void BrowseBlender(bool);
+	void ConfigureBlenderAddon(bool = false, bool = false, bool = false);
+	void UpdateBlenderAddon();
+	void EnableImportModule();
+	void SizeChanged(const QString&);
+	void SetDefaultColor(int);
+	void ColorButtonClicked(bool);
+	void SetModelSize(bool = false);
+	void ValidateColourScheme(int);
+	void SettingChanged(int = -1);
+	void SettingChanged(const QString&);
+	void PathChanged();
+	bool PromptAccept();
+	void Update();
+	void ReadStdOut();
+	void ReadStdOut(const QString&, QString&);
+	void WriteStdOut();
+	void GetStandardOutput();
+	void ShowResult();
+	void StatusUpdate(bool, bool = true, const QString& = QString());
+	void DownloadFinished(lcHttpReply*);
+
+private:
+	enum BlenderPathType
+	{
+		PATH_BLENDER,       //  0 QLineEdit/QPushButton
+		PATH_BLENDFILE,     //  1 QLineEdit/QPushButton
+		PATH_ENVIRONMENT,   //  2 QLineEdit/QPushButton
+		PATH_LDCONFIG,      //  3 QLineEdit/QPushButton
+		PATH_LDRAW,         //  4 QLineEdit/QPushButton
+		PATH_LSYNTH,        //  5 QLineEdit/QPushButton
+		PATH_STUD_LOGO,     //  6 QLineEdit/QPushButton
+		PATH_STUDIO_LDRAW,  //  7 QLineEdit/QPushButton
+
+		NUM_PATHS
+	};
+
+	enum BlenderLabelType
+	{
+		LBL_ADD_ENVIRONMENT,                    //  0   QCheckBox
+		DEFAULT_SETTINGS,                       //  1
+		LBL_ADD_GAPS = DEFAULT_SETTINGS,        //  1   QCheckBox
+		LBL_BEVEL_EDGES,                        //  2   QCheckBox
+		LBL_BLENDFILE_TRUSTED,                  //  3   QCheckBox
+		LBL_CROP_IMAGE,                         //  4   QCheckBox
+		LBL_CURVED_WALLS,                       //  5   QCheckBox
+		LBL_FLATTEN_HIERARCHY,                  //  6   QCheckBox
+		NUM_COMBO_ITEMS,                        //  7
+		LBL_IMPORT_CAMERAS = NUM_COMBO_ITEMS,   //  7   QCheckBox
+		LBL_IMPORT_LIGHTS,                      //  8   QCheckBox
+		LBL_INSTANCE_STUDS,                     //  9   QCheckBox
+		LBL_KEEP_ASPECT_RATIO,                  // 10   QCheckBox
+		LBL_LINK_PARTS,                         // 11   QCheckBox
+		LBL_MINIFIG_HIERARCHY,                  // 12   QCheckBox
+		LBL_NUMBER_NODES,                       // 13   QCheckBox
+		LBL_OVERWRITE_IMAGE,                    // 14   QCheckBox
+		LBL_OVERWRITE_MATERIALS,                // 15   QCheckBox
+		LBL_OVERWRITE_MESHES,                   // 16   QCheckBox
+		LBL_POSITION_CAMERA,                    // 17   QCheckBox
+		LBL_REMOVE_DOUBLES,                     // 18   QCheckBox
+		LBL_RENDER_WINDOW,                      // 19   QCheckBox
+		LBL_USE_ARCHIVE_LIBS,                   // 20   QChekcBox
+		LBL_SEARCH_ADDL_PATHS,                  // 21   QCheckBox
+		LBL_SMOOTH_SHADING,                     // 22   QCheckBox
+		LBL_TRANSPARENT_BACKGROUND,             // 23   QCheckBox
+		LBL_UNOFFICIAL_PARTS,                   // 24   QCheckBox
+		LBL_USE_LOGO_STUDS,                     // 25   QCheckBox
+		LBL_VERBOSE,                            // 26   QCheckBox
+
+		LBL_BEVEL_WIDTH,                        // 27/0 QLineEdit
+		LBL_CAMERA_BORDER_PERCENT,              // 28/1 QLineEdit
+		LBL_DEFAULT_COLOUR,                     // 29/2 QLineEdit
+		LBL_GAPS_SIZE,                          // 30/3 QLineEdit
+		LBL_IMAGE_WIDTH,                        // 31/4 QLineEdit
+		LBL_IMAGE_HEIGHT,                       // 32/5 QLineEdit
+		LBL_IMAGE_SCALE,                        // 33/6 QLineEdit
+		LBL_RENDER_PERCENTAGE,                  // 34/7 QLineEdit
+
+		LBL_COLOUR_SCHEME,                      // 35/0 QComboBox
+		LBL_FLEX_PARTS_SOURCE,                  // 36/1 QComboBox
+		LBL_LOGO_STUD_VERSION,                  // 27/2 QComboBox
+		LBL_LOOK,                               // 38/3 QComboBox
+		LBL_POSITION_OBJECT,                    // 39/4 QComboBox
+		LBL_RESOLUTION,                         // 40/5 QComboBox
+		LBL_RESOLVE_NORMALS,                    // 41/6 QComboBox
+
+		NUM_SETTINGS
+	};
+
+	enum BlenderControlType
+	{
+		CTL_BLENDER_PATH_EDIT,                                   //  0
+		CTL_ADD_ENVIRONMENT_BOX     = CTL_BLENDER_PATH_EDIT,     //  0
+		CTL_BEVEL_WIDTH_EDIT        = CTL_BLENDER_PATH_EDIT,     //  0
+		CTL_COLOUR_SCHEME_COMBO     = CTL_BLENDER_PATH_EDIT,     //  0
+		CTL_ADD_GAPS_BOX,                                        //  1
+		CTL_CAMERA_BORDER_PERCENT_EDIT = CTL_ADD_GAPS_BOX,       //  1
+		CTL_FLEX_PARTS_SOURCE_COMBO = CTL_ADD_GAPS_BOX,          //  1
+		CTL_BEVEL_EDGES_BOX,                                     //  2
+		CTL_DEFAULT_COLOUR_EDIT     = CTL_BEVEL_EDGES_BOX,       //  2
+		CTL_LOGO_STUD_VERSION_COMBO = CTL_BEVEL_EDGES_BOX,       //  2
+		CTL_BLENDFILE_TRUSTED_BOX,                               //  3
+		CTL_GAPS_SIZE_EDIT          = CTL_BLENDFILE_TRUSTED_BOX, //  3
+		CTL_LOOK_COMBO              = CTL_BLENDFILE_TRUSTED_BOX, //  3
+		CTL_CROP_IMAGE_BOX,                                      //  4
+		CTL_IMAGE_WIDTH_EDIT        = CTL_CROP_IMAGE_BOX,        //  4
+		CTL_POSITION_OBJECT_COMBO   = CTL_CROP_IMAGE_BOX,        //  4
+		CTL_CURVED_WALLS_BOX,                                    //  5
+		CTL_IMAGE_HEIGHT_EDIT       = CTL_CURVED_WALLS_BOX,      //  5
+		CTL_RESOLUTION_COMBO        = CTL_CURVED_WALLS_BOX,      //  5
+		CTL_FLATTEN_HIERARCHY_BOX,                               //  6
+		CTL_IMAGE_SCALE_EDIT        = CTL_FLATTEN_HIERARCHY_BOX, //  6
+		CTL_RESOLVE_NORMALS_COMBO   = CTL_FLATTEN_HIERARCHY_BOX, //  6
+		CTL_IMPORT_CAMERAS_BOX,                                  //  7
+		CTL_RENDER_PERCENTAGE_EDIT  = CTL_IMPORT_CAMERAS_BOX,    //  7
+		CTL_IMPORT_LIGHTS_BOX,                                   //  8
+		CTL_INSTANCE_STUDS_BOX,                                  //  9
+		CTL_KEEP_ASPECT_RATIO_BOX,                               // 10
+		CTL_LINK_PARTS_BOX,                                      // 11
+		CTL_MINIFIG_HIERARCHY_BOX,                               // 12
+		CTL_NUMBER_NODES_BOX,                                    // 13
+		CTL_OVERWRITE_IMAGE_BOX,                                 // 14
+		CTL_OVERWRITE_MATERIALS_BOX,                             // 15
+		CTL_OVERWRITE_MESHES_BOX,                                // 16
+		CTL_POSITION_CAMERA_BOX,                                 // 17
+		CTL_REMOVE_DOUBLES_BOX,                                  // 18
+		CTL_RENDER_WINDOW_BOX,                                   // 19
+		CTL_USE_ARCHIVE_LIBS_BOX,                                // 20
+		CTL_SEARCH_ADDL_PATHS_BOX,                               // 21
+		CTL_SMOOTH_SHADING_BOX,                                  // 22
+		CTL_TRANSPARENT_BACKGROUND_BOX,                          // 23
+		CTL_UNOFFICIAL_PARTS_BOX,                                // 24
+		CTL_USE_LOGO_STUDS_BOX,                                  // 25
+		CTL_VERBOSE_BOX,                                         // 26
+	};
+
+	enum BlenderLabelTypeMM
+	{
+		LBL_ADD_ENVIRONMENT_MM,                    //  0 QCheckBox
+		LBL_BEVEL_EDGES_MM,                        //  1 QCheckBox
+		LBL_BLEND_FILE_TRUSTED_MM,                 //  2 QCheckBox
+		LBL_CROP_IMAGE_MM,                         //  3 QCheckBox
+		LBL_DISPLAY_LOGO,                          //  4 QCheckBox
+		LBL_IMPORT_CAMERAS_MM,                     //  5 QCheckBox
+		LBL_IMPORT_EDGES,                          //  6 QCheckBox
+		NUM_COMBO_ITEMS_MM,                        //  7
+		LBL_IMPORT_LIGHTS_MM = NUM_COMBO_ITEMS_MM, //  7 QCheckBox
+		LBL_KEEP_ASPECT_RATIO_MM,                  //  8 QCheckBox
+		LBL_MAKE_GAPS,                             //  9 QCheckBox
+		LBL_META_BFC,                              // 10 QCheckBox
+		LBL_META_CLEAR,                            // 11 QCheckBox
+		LBL_META_GROUP,                            // 12 QCheckBox
+		LBL_META_PAUSE,                            // 13 QCheckBox
+		LBL_META_PRINT_WRITE,                      // 14 QCheckBox
+		LBL_META_SAVE,                             // 15 QCheckBox
+		LBL_META_STEP,                             // 16 QCheckBox
+		LBL_META_STEP_GROUPS,                      // 17 QCheckBox
+		LBL_META_TEXMAP,                           // 18 QCheckBox
+		LBL_NO_STUDS,                              // 19 QCheckBox
+		LBL_OVERWRITE_IMAGE_MM,                    // 20 QCheckBox
+		LBL_POSITION_CAMERA_MM,                    // 21 QCheckBox
+		LBL_PARENT_TO_EMPTY,                       // 22 QCheckBox
+		LBL_PREFER_STUDIO,                         // 23 QCheckBox
+		LBL_PREFER_UNOFFICIAL,                     // 24 QCheckBox
+		LBL_PRESERVE_HIERARCHY,                    // 25 QCheckBox
+		LBL_PROFILE,                               // 26 QCheckBox
+		LBL_RECALCULATE_NORMALS,                   // 27 QCheckBox
+		LBL_REMOVE_DOUBLES_MM,                     // 28 QCheckBox
+		LBL_RENDER_WINDOW_MM,                      // 29 QCheckBox
+		LBL_SEARCH_ADDL_PATHS_MM,                  // 30 QCheckBox
+		LBL_SETEND_FRAME,                          // 31 QCheckBox
+		LBL_SET_TIMELINE_MARKERS,                  // 32 QCheckBox
+		LBL_SHADE_SMOOTH,                          // 33 QCheckBox
+		LBL_TRANSPARENT_BACKGROUND_MM,             // 34 QCheckBox
+		LBL_TREAT_MODELS_WITH_SUBPARTS_AS_PARTS,   // 35 QCheckBox
+		LBL_TREAT_SHORTCUT_AS_MODEL,               // 36 QCheckBox
+		LBL_TRIANGULATE,                           // 37 QCheckBox
+		LBL_USE_ARCHIVE_LIBRARY_MM,                // 38 QCheckBox
+		LBL_USE_FREESTYLE_EDGES,                   // 39 QCheckBox
+		LBL_VERBOSE_MM,                            // 40 QCheckBox
+
+		LBL_BEVEL_SEGMENTS,                        // 41/ 0 QLineEdit
+		LBL_BEVEL_WEIGHT,                          // 42/ 1 QLineEdit
+		LBL_BEVEL_WIDTH_MM,                        // 43/ 2 QLineEdit
+		LBL_CAMERA_BORDER_PERCENT_MM,              // 44/ 3 QLineEdit
+		LBL_FRAMES_PER_STEP,                       // 45/ 4 QLineEdit
+		LBL_GAP_SCALE,                             // 46/ 5 QLineEdit
+		LBL_IMPORT_SCALE,                          // 47/ 6 QLineEdit
+		LBL_MERGE_DISTANCE,                        // 48/ 7 QLineEdit
+		LBL_RENDER_PERCENTAGE_MM,                  // 49/ 8 QLineEdit
+		LBL_RESOLUTION_WIDTH,                      // 50/ 9 QLineEdit
+		LBL_RESOLUTION_HEIGHT,                     // 51/10 QLineEdit
+		LBL_STARTING_STEP_FRAME,                   // 52/11 QLineEdit
+
+		LBL_CHOSEN_LOGO,                           // 53/ 0 QComboBox
+		LBL_COLOUR_SCHEME_MM,                      // 54/ 1 QComboBox
+		LBL_GAP_SCALE_STRATEGY,                    // 55/ 2 QComboBox
+		LBL_GAP_TARGET,                            // 56/ 3 QComboBox
+		LBL_RESOLUTION_MM,                         // 57/ 4 QComboBox
+		LBL_SMOOTH_TYPE,                           // 58/ 5 QComboBox
+
+		NUM_SETTINGS_MM
+	};
+
+	enum BlenderControlTypeMM
+	{
+		CTL_BLENDER_PATH_EDIT_MM,                                         //  0
+		CTL_ADD_ENVIRONMENT_BOX_MM        = CTL_BLENDER_PATH_EDIT_MM,     //  0
+		CTL_BEVEL_SEGMENTS_EDIT           = CTL_BLENDER_PATH_EDIT_MM,     //  0
+		CTL_CHOSEN_LOGO_COMBO             = CTL_BLENDER_PATH_EDIT_MM,     //  0
+		CTL_BEVEL_EDGES_BOX_MM,                                           //  1
+		CTL_BEVEL_WEIGHT_EDIT             = CTL_BEVEL_EDGES_BOX_MM,       //  1
+		CTL_COLOUR_SCHEME_COMBO_MM        = CTL_BEVEL_EDGES_BOX_MM,       //  1
+		CTL_BLEND_FILE_TRUSTED_BOX_MM,                                    //  2
+		CTL_BEVEL_WIDTH_EDIT_MM           = CTL_BLEND_FILE_TRUSTED_BOX_MM,//  2
+		CTL_GAP_SCALE_STRATEGY_COMBO      = CTL_BLEND_FILE_TRUSTED_BOX_MM,//  2
+		CTL_CROP_IMAGE_BOX_MM,                                            //  3
+		CTL_CAMERA_BORDER_PERCENT_EDIT_MM = CTL_CROP_IMAGE_BOX_MM,        //  3
+		CTL_GAP_TARGET_COMBO              = CTL_CROP_IMAGE_BOX_MM,        //  3
+		CTL_DISPLAY_LOGO_BOX,                                             //  4
+		CTL_FRAMES_PER_STEP_EDIT          = CTL_DISPLAY_LOGO_BOX,         //  4
+		CTL_RESOLUTION_COMBO_MM           = CTL_DISPLAY_LOGO_BOX,         //  4
+		CTL_IMPORT_CAMERAS_BOX_MM,                                        //  5
+		CTL_GAP_SCALE_EDIT                = CTL_IMPORT_CAMERAS_BOX_MM,    //  5
+		CTL_SMOOTH_TYPE_COMBO             = CTL_IMPORT_CAMERAS_BOX_MM,    //  5
+		CTL_IMPORT_EDGES_BOX,                                             //  6
+		CTL_IMPORT_SCALE_EDIT             = CTL_IMPORT_EDGES_BOX,         //  6
+		CTL_IMPORT_LIGHTS_BOX_MM,                                         //  7
+		CTL_MERGE_DISTANCE_EDIT           = CTL_IMPORT_LIGHTS_BOX_MM,     //  7
+		CTL_KEEP_ASPECT_RATIO_BOX_MM,                                     //  8
+		CTL_RENDER_PERCENTAGE_EDIT_MM     = CTL_KEEP_ASPECT_RATIO_BOX_MM, //  8
+		CTL_MAKE_GAPS_BOX,                                                //  9
+		CTL_RESOLUTION_WIDTH_EDIT         = CTL_MAKE_GAPS_BOX,            //  9
+		CTL_META_BFC_BOX,                                                 // 10
+		CTL_RESOLUTION_HEIGHT_EDIT        = CTL_META_BFC_BOX,             // 10
+		CTL_META_CLEAR_BOX,                                               // 11
+		CTL_STARTING_STEP_FRAME_EDIT      = CTL_META_CLEAR_BOX,           // 11
+		CTL_META_GROUP_BOX,                                               // 12
+		CTL_META_PAUSE_BOX,                                               // 13
+		CTL_META_PRINT_WRITE_BOX,                                         // 14
+		CTL_META_SAVE_BOX,                                                // 15
+		CTL_META_STEP_BOX,                                                // 16
+		CTL_META_STEP_GROUPS_BOX,                                         // 17
+		CTL_META_TEXMAP_BOX,                                              // 18
+		CTL_NO_STUDS_BOX,                                                 // 19
+		CTL_POSITION_CAMERA_BOX_MM,                                       // 10
+		CTL_OVERWRITE_IMAGE_BOX_MM,                                       // 21
+		CTL_PARENT_TO_EMPTY_BOX,                                          // 22
+		CTL_PREFER_STUDIO_BOX,                                            // 23
+		CTL_PREFER_UNOFFICIAL_BOX,                                        // 24
+		CTL_PRESERVE_HIERARCHY_BOX,                                       // 25
+		CTL_PROFILE_BOX,                                                  // 26
+		CTL_RECALCULATE_NORMALS_BOX,                                      // 27
+		CTL_REMOVE_DOUBLES_BOX_MM,                                        // 28
+		CTL_RENDER_WINDOW_BOX_MM,                                         // 29
+		CTL_SEARCH_ADDL_PATHS_MM_BOX,                                     // 20
+		CTL_SETEND_FRAME_BOX,                                             // 31
+		CTL_SET_TIMELINE_MARKERS_BOX,                                     // 32
+		CTL_SHADE_SMOOTH_BOX,                                             // 33
+		CTL_TRANSPARENT_BACKGROUND_BOX_MM,                                // 34
+		CTL_TREAT_MODELS_WITH_SUBPARTS_AS_PARTS_BOX,                      // 35
+		CTL_TREAT_SHORTCUT_AS_MODEL_BOX,                                  // 36
+		CTL_TRIANGULATE_BOX,                                              // 37
+		CTL_USE_ARCHIVE_LIBRARY_BOX_MM,                                   // 38
+		CTL_USE_FREESTYLE_EDGES_BOX,                                      // 39
+		CTL_VERBOSE_BOX_MM                                                // 40
+	};
+
+	enum BlenderBrickType
+	{
+		PARAMS_CUSTOM_COLOURS,
+		PARAMS_SLOPED_BRICKS,
+		PARAMS_LIGHTED_BRICKS
+	};
+
+	enum MessageBoxButtonsType
+	{
+		MBB_OK,
+		MBB_YES,
+		MBB_YES_NO
+	};
+
+	struct BlenderSettings
+	{
+		QString key;
+		QString value;
+		QString label;
+		QString tooltip;
+	};
+
+	struct BlenderPaths
+	{
+		QString key;
+		QString key_mm;
+		QString value;
+		QString label;
+		QString tooltip;
+	};
+
+	struct ComboItems
+	{
+		QString dataList;
+		QString itemList;
+	};
+
+	static BlenderPaths mBlenderPaths[];
+	static BlenderPaths mDefaultPaths[];
+	static BlenderSettings mBlenderSettings[];
+	static BlenderSettings mBlenderSettingsMM[];
+	static BlenderSettings mDefaultSettings[];
+	static BlenderSettings mDefaultSettingsMM[];
+	static ComboItems mComboItems[];
+	static ComboItems mComboItemsMM[];
+
+	QList<QLineEdit*> mPathLineEditList;
+	QList<QPushButton*> mPathBrowseButtonList;
+	QList<QLabel*> mSettingLabelList;
+	QList<QCheckBox*> mCheckBoxList;
+	QList<QLineEdit*> mLineEditList;
+	QList<QComboBox*> mComboBoxList;
+
+	QWidget* mContent = nullptr;
+
+	QFormLayout* mForm = nullptr;
+	QGridLayout* mExeGridLayout = nullptr;
+	QGridLayout* mAddonGridLayout = nullptr;
+	QGridLayout* mPathsGridLayout = nullptr;
+	QFormLayout* mSettingsSubform = nullptr;
+
+	QLineEdit* mBlenderVersionEdit = nullptr;
+	QLabel* mBlenderVersionLabel = nullptr;
+	QLineEdit* mAddonVersionEdit = nullptr;
+	QLabel* mAddonVersionLabel = nullptr;
+	QGroupBox* mModulesBox = nullptr;
+	QCheckBox* mImportActBox = nullptr;
+	QCheckBox* mImportMMActBox = nullptr;
+	QCheckBox* mRenderActBox = nullptr;
+	QGroupBox* mSettingsBox = nullptr;
+	QGroupBox* mPathsBox = nullptr;
+
+	QAction* mDefaultColourEditAction = nullptr;
+	QPushButton* mAddonUpdateButton = nullptr;
+	QPushButton* mAddonStdOutButton = nullptr;
+	QPushButton* mPathsGroupButton = nullptr;
+
+	QProgressBar* mProgressBar = nullptr;
+	QProcess* mProcess = nullptr;
+
+	lcHttpReply  *mHttpReply = nullptr;
+	QByteArray mData;
+
+	QTimer mUpdateTimer;
+
+	QStringList mStdOutList;
+	QString mDataDir;
+	QString mBlenderVersion;
+	QString mAddonVersion;
+	bool mConfigured;
+	bool mDialogCancelled;
+	bool mBlenderVersionFound;
+};
+
+extern class lcBlenderPreferences* gAddonPreferences;
@@ -108,13 +108,28 @@ const lcCommand gCommands[] =
 		QT_TRANSLATE_NOOP("Status", "Export the current model in Wavefront OBJ format"),
 		""
 	},
-	// LC_FILE_RENDER
+	// LC_FILE_RENDER_POVRAY
 	{
-		QT_TRANSLATE_NOOP("Action", "File.Render"),
-		QT_TRANSLATE_NOOP("Menu", "&Render..."),
+		QT_TRANSLATE_NOOP("Action", "File.Render.POVRay"),
+		QT_TRANSLATE_NOOP("Menu", "&POV-Ray Render..."),
 		QT_TRANSLATE_NOOP("Status", "Render the current model using POV-Ray"),
 		""
 	},
+	// LC_FILE_RENDER_BLENDER
+	{
+		QT_TRANSLATE_NOOP("Action", "File.Render.Blender"),
+		QT_TRANSLATE_NOOP("Menu", "&Blender Render..."),
+		QT_TRANSLATE_NOOP("Status", "Render the current model using Blender"),
+		""
+	},
+
+	// LC_FILE_RENDER_OPEN_IN_BLENDER
+	{
+		QT_TRANSLATE_NOOP("Action", "File.Render.OpenInBlender"),
+		QT_TRANSLATE_NOOP("Menu", "&Open In Blender..."),
+		QT_TRANSLATE_NOOP("Status", "Open the current model in Blender"),
+		""
+	},
 	// LC_FILE_INSTRUCTIONS
 	{
 		QT_TRANSLATE_NOOP("Action", "File.Instructions"),
@@ -17,7 +17,9 @@ enum lcCommandId
 	LC_FILE_EXPORT_CSV,
 	LC_FILE_EXPORT_POVRAY,
 	LC_FILE_EXPORT_WAVEFRONT,
-	LC_FILE_RENDER,
+	LC_FILE_RENDER_POVRAY,
+	LC_FILE_RENDER_BLENDER,
+	LC_FILE_RENDER_OPEN_IN_BLENDER,
 	LC_FILE_INSTRUCTIONS,
 	LC_FILE_PRINT,
 	LC_FILE_PRINT_PREVIEW,
@@ -251,6 +251,21 @@ void lcMainWindow::CreateActions()
 	EditActionPanIcon.addFile(":/resources/action_pan_16.png");
 	mActions[LC_EDIT_ACTION_PAN]->setIcon(EditActionPanIcon);

+	QIcon FileRenderPOVRayIcon;
+	FileRenderPOVRayIcon.addFile(":/resources/file_render_povray.png");
+	FileRenderPOVRayIcon.addFile(":/resources/file_render_povray_16.png");
+	mActions[LC_FILE_RENDER_POVRAY]->setIcon(FileRenderPOVRayIcon);
+
+	QIcon FileRenderBlenderIcon;
+	FileRenderBlenderIcon.addFile(":/resources/file_render_blender.png");
+	FileRenderBlenderIcon.addFile(":/resources/file_render_blender_16.png");
+	mActions[LC_FILE_RENDER_BLENDER]->setIcon(FileRenderBlenderIcon);
+
+	QIcon FileOpenInBlenderIcon;
+	FileOpenInBlenderIcon.addFile(":/resources/file_render_open_in_blender.png");
+	FileOpenInBlenderIcon.addFile(":/resources/file_render_open_in_blender_16.png");
+	mActions[LC_FILE_RENDER_OPEN_IN_BLENDER]->setIcon(FileOpenInBlenderIcon);
+
 	mActions[LC_EDIT_ACTION_CAMERA]->setIcon(QIcon(":/resources/action_camera.png"));
 	mActions[LC_EDIT_ACTION_ROTATE_VIEW]->setIcon(QIcon(":/resources/action_rotate_view.png"));
 	mActions[LC_EDIT_ACTION_ROLL]->setIcon(QIcon(":/resources/action_roll.png"));
@@ -443,7 +458,10 @@ void lcMainWindow::CreateMenus()
 	ExportMenu->addAction(mActions[LC_FILE_EXPORT_POVRAY]);
 	ExportMenu->addAction(mActions[LC_FILE_EXPORT_WAVEFRONT]);
 	FileMenu->addSeparator();
-	FileMenu->addAction(mActions[LC_FILE_RENDER]);
+	QMenu* RenderMenu = FileMenu->addMenu(tr("&Render"));
+	RenderMenu->addAction(mActions[LC_FILE_RENDER_POVRAY]);
+	RenderMenu->addAction(mActions[LC_FILE_RENDER_BLENDER]);
+	RenderMenu->addAction(mActions[LC_FILE_RENDER_OPEN_IN_BLENDER]);
 	FileMenu->addAction(mActions[LC_FILE_INSTRUCTIONS]);
 	FileMenu->addAction(mActions[LC_FILE_PRINT]);
 	FileMenu->addAction(mActions[LC_FILE_PRINT_PREVIEW]);
@@ -1264,9 +1282,9 @@ void lcMainWindow::ShowHTMLDialog()
 	lcGetActiveProject()->ExportHTML(Options);
 }

-void lcMainWindow::ShowRenderDialog()
+void lcMainWindow::ShowRenderDialog(int Command)
 {
-	lcRenderDialog Dialog(this);
+	lcRenderDialog Dialog(this, Command);
 	Dialog.exec();
 }

@@ -2603,8 +2621,10 @@ void lcMainWindow::HandleCommand(lcCommandId CommandId)
 		lcGetActiveProject()->ExportWavefront(QString());
 		break;

-	case LC_FILE_RENDER:
-		ShowRenderDialog();
+	case LC_FILE_RENDER_POVRAY:
+	case LC_FILE_RENDER_BLENDER:
+	case LC_FILE_RENDER_OPEN_IN_BLENDER:
+		ShowRenderDialog(CommandId - LC_FILE_RENDER_POVRAY);
 		break;

 	case LC_FILE_INSTRUCTIONS:
@@ -326,7 +326,7 @@ protected:
 	void ShowUpdatesDialog();
 	void ShowAboutDialog();
 	void ShowHTMLDialog();
-	void ShowRenderDialog();
+	void ShowRenderDialog(int Command);
 	void ShowInstructionsDialog();
 	void ShowPrintDialog();
 	void CreatePreviewWidget();
@@ -263,7 +263,7 @@ void lcModel::UpdatePieceInfo(std::vector<lcModel*>& UpdatedModels)
 	mPieceInfo->SetBoundingBox(Min, Max);
 }

-void lcModel::SaveLDraw(QTextStream& Stream, bool SelectedOnly) const
+void lcModel::SaveLDraw(QTextStream& Stream, bool SelectedOnly, lcStep LastStep) const
 {
 	const QLatin1String LineEnding("\r\n");

@@ -273,12 +273,16 @@ void lcModel::SaveLDraw(QTextStream& Stream, bool SelectedOnly) const
 	lcStep Step = 1;
 	int CurrentLine = 0;
 	int AddedSteps = 0;
+	bool SavedStep = false;

 	for (lcPiece* Piece : mPieces)
 	{
 		if (SelectedOnly && !Piece->IsSelected())
 			continue;

+		if (SavedStep = (LastStep != 0 && Piece->GetStepShow() > LastStep))
+			break;
+
 		while (Piece->GetFileLine() > CurrentLine && CurrentLine < mFileLines.size())
 		{
 			QString Line = mFileLines[CurrentLine];
@@ -391,7 +395,7 @@ void lcModel::SaveLDraw(QTextStream& Stream, bool SelectedOnly) const
 			Stream << QLatin1String("0 !LEOCAD SYNTH END\r\n");
 	}

-	while (CurrentLine < mFileLines.size())
+	while (!SavedStep && CurrentLine < mFileLines.size())
 	{
 		QString Line = mFileLines[CurrentLine];
 		QTextStream LineStream(&Line, QIODevice::ReadOnly);
@@ -1103,7 +1107,7 @@ void lcModel::Copy()
 	QByteArray File;
 	QTextStream Stream(&File, QIODevice::WriteOnly);

-	SaveLDraw(Stream, true);
+	SaveLDraw(Stream, true, 0);

 	gApplication->ExportClipboard(File);
 }
@@ -1297,7 +1301,7 @@ QImage lcModel::GetPartsListImage(int MaxWidth, lcStep Step, quint32 BackgroundC
 	if (Step == 0)
 		GetPartsList(gDefaultColor, true, false, PartsList);
 	else
-		GetPartsListForStep(Step, gDefaultColor, PartsList);
+		GetPartsListForStep(Step, gDefaultColor, PartsList, false);

 	if (PartsList.empty())
 		return QImage();
@@ -1625,7 +1629,7 @@ void lcModel::SaveCheckpoint(const QString& Description)
 	ModelHistoryEntry->Description = Description;

 	QTextStream Stream(&ModelHistoryEntry->File);
-	SaveLDraw(Stream, false);
+	SaveLDraw(Stream, false, 0);

 	mUndoHistory.insert(mUndoHistory.begin(), ModelHistoryEntry);
 	for (lcModelHistoryEntry* Entry : mRedoHistory)
@@ -3323,11 +3327,11 @@ void lcModel::GetPartsList(int DefaultColorIndex, bool ScanSubModels, bool AddSu
 	}
 }

-void lcModel::GetPartsListForStep(lcStep Step, int DefaultColorIndex, lcPartsList& PartsList) const
+void lcModel::GetPartsListForStep(lcStep Step, int DefaultColorIndex, lcPartsList& PartsList, bool Cumulative) const
 {
 	for (const lcPiece* Piece : mPieces)
 	{
-		if (Piece->GetStepShow() != Step || Piece->IsHidden())
+		if (Cumulative ? Piece->GetStepShow() > Step : Piece->GetStepShow() != Step || Piece->IsHidden())
 			continue;

 		int ColorIndex = Piece->GetColorIndex();
@@ -205,7 +205,7 @@ public:
 	void RemoveFocusPieceFromGroup();
 	void ShowEditGroupsDialog();

-	void SaveLDraw(QTextStream& Stream, bool SelectedOnly) const;
+	void SaveLDraw(QTextStream& Stream, bool SelectedOnly, lcStep LastStep) const;
 	void LoadLDraw(QIODevice& Device, Project* Project);
 	bool LoadBinary(lcFile* File);
 	bool LoadLDD(const QString& FileData);
@@ -263,7 +263,7 @@ public:
 	bool GetVisiblePiecesBoundingBox(lcVector3& Min, lcVector3& Max) const;
 	std::vector<lcVector3> GetPiecesBoundingBoxPoints() const;
 	void GetPartsList(int DefaultColorIndex, bool ScanSubModels, bool AddSubModels, lcPartsList& PartsList) const;
-	void GetPartsListForStep(lcStep Step, int DefaultColorIndex, lcPartsList& PartsList) const;
+	void GetPartsListForStep(lcStep Step, int DefaultColorIndex, lcPartsList& PartsList, bool Cumulative) const;
 	void GetModelParts(const lcMatrix44& WorldMatrix, int DefaultColorIndex, std::vector<lcModelPartsEntry>& ModelParts) const;
 	void GetSelectionInformation(int* Flags, lcArray<lcObject*>& Selection, lcObject** Focus) const;
 	lcArray<lcObject*> GetSelectionModePieces(const lcPiece* SelectedPiece) const;
@@ -140,8 +140,15 @@ static lcProfileEntry gProfileEntries[LC_NUM_PROFILE_KEYS] =

 	lcProfileEntry("POVRay", "Path", "/usr/bin/povray"),                                       // LC_PROFILE_POVRAY_PATH
 	lcProfileEntry("POVRay", "LGEOPath", ""),                                                  // LC_PROFILE_POVRAY_LGEO_PATH
-	lcProfileEntry("POVRay", "Width", 1280),                                                   // LC_PROFILE_POVRAY_WIDTH
-	lcProfileEntry("POVRay", "Height", 720),                                                   // LC_PROFILE_POVRAY_HEIGHT
+
+	lcProfileEntry("Render", "Width", 1280),                                                   // LC_PROFILE_RENDER_WIDTH
+	lcProfileEntry("Render", "Height", 720),                                                   // LC_PROFILE_RENDER_HEIGHT
+
+	lcProfileEntry("Blender", "Path", ""),                                                     // LC_PROFILE_BLENDER_PATH
+	lcProfileEntry("Blender", "LDrawConfigPath", ""),                                          // LC_PROFILE_BLENDER_LDRAW_CONFIG_PATH
+	lcProfileEntry("Blender", "Version", ""),                                                  // LC_PROFILE_BLENDER_VERSION
+	lcProfileEntry("Blender", "AddonVersion", ""),                                             // LC_PROFILE_BLENDER_ADDON_VERSION
+	lcProfileEntry("Blender", "ImportModule", ""),                                             // LC_PROFILE_BLENDER_IMPORT_MODULE

 	lcProfileEntry("Settgins", "PreviewViewSphereEnabled", 0),                                    // LC_PROFILE_PREVIEW_VIEW_SPHERE_ENABLED
 	lcProfileEntry("Settings", "PreviewViewSphereSize", 75),                                      // LC_PROFILE_PREVIEW_VIEW_SPHERE_SIZE
@@ -88,8 +88,13 @@ enum LC_PROFILE_KEY
 	LC_PROFILE_HTML_IMAGE_HEIGHT,
 	LC_PROFILE_POVRAY_PATH,
 	LC_PROFILE_POVRAY_LGEO_PATH,
-	LC_PROFILE_POVRAY_WIDTH,
-	LC_PROFILE_POVRAY_HEIGHT,
+	LC_PROFILE_RENDER_WIDTH,
+	LC_PROFILE_RENDER_HEIGHT,
+	LC_PROFILE_BLENDER_PATH,
+	LC_PROFILE_BLENDER_LDRAW_CONFIG_PATH,
+	LC_PROFILE_BLENDER_VERSION,
+	LC_PROFILE_BLENDER_ADDON_VERSION,
+	LC_PROFILE_BLENDER_IMPORT_MODULE,

 	LC_PROFILE_PREVIEW_VIEW_SPHERE_ENABLED,
 	LC_PROFILE_PREVIEW_VIEW_SPHERE_SIZE,
@@ -299,7 +299,7 @@ void Project::ShowModelListDialog()
 				QByteArray File;

 				QTextStream SaveStream(&File);
-				Source->SaveLDraw(SaveStream, false);
+				Source->SaveLDraw(SaveStream, false, 0);
 				SaveStream.flush();

 				QBuffer Buffer(&File);
@@ -517,7 +517,7 @@ bool Project::Save(QTextStream& Stream)
 		if (MPD)
 			Stream << QLatin1String("0 FILE ") << Model->GetProperties().mFileName << QLatin1String("\r\n");

-		Model->SaveLDraw(Stream, false);
+		Model->SaveLDraw(Stream, false, 0);
 		Model->SetSaved();

 		if (MPD)
@@ -652,6 +652,109 @@ std::vector<lcModelPartsEntry> Project::GetModelParts()
 	return ModelParts;
 }

+bool Project::ExportCurrentStep(const QString& FileName)
+{
+	QFile File(FileName);
+
+	if (!File.open(QIODevice::WriteOnly))
+	{
+		QMessageBox::warning(gMainWindow, tr("Error"), tr("Error writing to file '%1':\n%2").arg(FileName, File.errorString()));
+		return false;
+	}
+
+	QStringList Models;
+
+	Models.append(lcGetActiveModel()->GetProperties().mFileName);
+
+	std::function<void(const QString&)> ParseStepModel = [&](const QString& ModelName)
+	{
+		Models.append(ModelName);
+
+		for (lcModel* Model : mModels)
+		{
+			if (Model->GetProperties().mFileName == ModelName)
+			{
+				lcPartsList ModelParts;
+
+				Model->GetPartsList(gDefaultColor, false, true, ModelParts);
+
+				for (const auto& PartIt : ModelParts)
+				{
+					const PieceInfo* PartInfo = PartIt.first;
+
+					if (PartInfo->IsModel())
+					{
+						ParseStepModel(PartInfo->mFileName);
+					}
+					else
+						continue;
+				}
+
+				break;
+			}
+		}
+	};
+
+	const lcStep CurrentStep = lcGetActiveModel()->GetCurrentStep();
+
+	bool MPD = mModels.GetSize() > 1;
+
+	if (MPD)
+	{
+		lcPartsList StepParts;
+
+		lcGetActiveModel()->GetPartsListForStep(CurrentStep, gDefaultColor, StepParts, true);
+
+		if (!StepParts.empty())
+		{
+			for (const auto& PartIt : StepParts)
+			{
+				const PieceInfo *PartInfo = PartIt.first;
+
+				if (PartInfo->IsModel())
+				{
+					ParseStepModel(PartInfo->mFileName);
+				}
+				else
+					continue;
+			}
+		}
+	}
+
+	QTextStream Stream(&File);
+
+	for (lcModel* Model : mModels)
+	{
+		if (!Models.contains(Model->GetProperties().mFileName))
+			continue;
+
+		const lcStep ModelStep = Model->GetCurrentStep();
+
+		if (!Model->IsActive())
+			Model->SetTemporaryStep(CurrentStep);
+
+		if (MPD)
+			Stream << QLatin1String("0 FILE ") << Model->GetProperties().mFileName << QLatin1String("\r\n");
+
+		Model->SaveLDraw(Stream, false, CurrentStep);
+
+		if (MPD)
+			Stream << QLatin1String("0 NOFILE\r\n");
+
+		if (!Model->IsActive())
+		{
+			Model->SetTemporaryStep(ModelStep);
+			Model->CalculateStep(LC_STEP_MAX);
+		}
+	}
+
+	File.close();
+
+	lcSetProfileString(LC_PROFILE_PROJECTS_PATH, QFileInfo(FileName).absolutePath());
+
+	return true;
+}
+
 bool Project::ExportModel(const QString& FileName, lcModel* Model) const
 {
 	QFile File(FileName);
@@ -664,7 +767,7 @@ bool Project::ExportModel(const QString& FileName, lcModel* Model) const

 	QTextStream Stream(&File);

-	Model->SaveLDraw(Stream, false);
+	Model->SaveLDraw(Stream, false, 0);

 	return true;
 }
@@ -89,6 +89,7 @@ public:
 	bool ImportInventory(const QByteArray& Inventory, const QString& Name, const QString& Description);

 	void SaveImage();
+	bool ExportCurrentStep(const QString& FileName);
 	bool ExportModel(const QString& FileName, lcModel* Model) const;
 	bool Export3DStudio(const QString& FileName);
 	void ExportBrickLink();
@@ -175,6 +175,7 @@ SOURCES += \
 	common/lc_aboutdialog.cpp \
 	common/lc_application.cpp \
 	common/lc_arraydialog.cpp \
+	common/lc_blenderpreferences.cpp \
 	common/lc_bricklink.cpp \
 	common/lc_category.cpp \
 	common/lc_categorydialog.cpp \
@@ -244,6 +245,7 @@ HEADERS += \
 	common/lc_application.h \
 	common/lc_array.h \
 	common/lc_arraydialog.h \
+	common/lc_blenderpreferences.h \
 	common/lc_bricklink.h \
 	common/lc_category.h \
 	common/lc_categorydialog.h \
@@ -19,6 +19,9 @@
        <file>resources/file_open_16.png</file>
        <file>resources/file_print_16.png</file>
        <file>resources/file_print_preview_16.png</file>
+        <file>resources/file_render_blender_16.png</file>
+        <file>resources/file_render_open_in_blender_16.png</file>
+        <file>resources/file_render_povray_16.png</file>
        <file>resources/file_save_16.png</file>
        <file>resources/action_camera.png</file>
        <file>resources/action_color_picker.png</file>
@@ -77,6 +80,10 @@
        <file>resources/file_open.png</file>
        <file>resources/file_print.png</file>
        <file>resources/file_print_preview.png</file>
+        <file>resources/file_render_blender.png</file>
+        <file>resources/file_render_blender_logo_1280x720.png</file>
+        <file>resources/file_render_open_in_blender.png</file>
+        <file>resources/file_render_povray.png</file>
        <file>resources/file_save.png</file>
        <file>resources/time_first.png</file>
        <file>resources/time_last.png</file>
@@ -9,6 +9,7 @@
 #include "lc_glextensions.h"
 #include "pieceinf.h"
 #include "lc_edgecolordialog.h"
+#include "lc_blenderpreferences.h"

 static const char* gLanguageLocales[] =
 {
@@ -365,6 +366,23 @@ void lcQPreferencesDialog::on_partsArchiveBrowse_clicked()
 		ui->partsLibrary->setText(QDir::toNativeSeparators(result));
 }

+void lcQPreferencesDialog::on_BlenderAddonSettingsButton_clicked()
+{
+	int Width = 1280;
+	int Height = 720;
+	double Scale = 1.0f;
+
+	lcBlenderPreferencesDialog::GetBlenderPreferences(
+		Width,
+		Height,
+		Scale,
+		this);
+
+	Q_UNUSED(Width)
+	Q_UNUSED(Height)
+	Q_UNUSED(Scale)
+}
+
 void lcQPreferencesDialog::on_ColorConfigBrowseButton_clicked()
 {
 	QString Result = QFileDialog::getOpenFileName(this, tr("Select Color Configuration File"), ui->ColorConfigEdit->text(), tr("Settings Files (*.ldr);;All Files (*.*)"));
@@ -67,6 +67,7 @@ public slots:
 	void ColorButtonClicked();
 	void AutomateEdgeColor();
 	void on_AutomateEdgeColor_toggled();
+	void on_BlenderAddonSettingsButton_clicked();
 	void on_studStyleCombo_currentIndexChanged(int index);
 	void on_antiAliasing_toggled();
 	void on_edgeLines_toggled();
@@ -333,10 +333,17 @@
       <item>
        <widget class="QWidget" name="widget" native="true">
         <layout class="QGridLayout" name="gridLayout">
-          <item row="13" column="2">
-           <widget class="QToolButton" name="HighContrastButton">
+          <item row="12" column="0">
+           <widget class="QCheckBox" name="MeshLOD">
            <property name="text">
-             <string>Contrast Settings...</string>
+             <string>Mesh LOD</string>
+            </property>
+           </widget>
+          </item>
+          <item row="10" column="1">
+           <widget class="QToolButton" name="FadeStepsColor">
+            <property name="text">
+             <string/>
            </property>
           </widget>
          </item>
@@ -359,6 +366,64 @@
            </item>
           </widget>
          </item>
+          <item row="10" column="0">
+           <widget class="QCheckBox" name="FadeSteps">
+            <property name="text">
+             <string>Fade Previous Steps</string>
+            </property>
+           </widget>
+          </item>
+          <item row="12" column="1">
+           <widget class="QSlider" name="MeshLODSlider">
+            <property name="sizePolicy">
+             <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
+              <horstretch>0</horstretch>
+              <verstretch>0</verstretch>
+             </sizepolicy>
+            </property>
+            <property name="orientation">
+             <enum>Qt::Horizontal</enum>
+            </property>
+            <property name="tickPosition">
+             <enum>QSlider::NoTicks</enum>
+            </property>
+           </widget>
+          </item>
+          <item row="12" column="2">
+           <widget class="QLabel" name="MeshLODLabel">
+            <property name="text">
+             <string/>
+            </property>
+           </widget>
+          </item>
+          <item row="0" column="0">
+           <widget class="QCheckBox" name="antiAliasing">
+            <property name="text">
+             <string>Anti-aliasing</string>
+            </property>
+           </widget>
+          </item>
+          <item row="13" column="0">
+           <widget class="QLabel" name="label_24">
+            <property name="text">
+             <string>Stud Style</string>
+            </property>
+           </widget>
+          </item>
+          <item row="11" column="0">
+           <widget class="QCheckBox" name="HighlightNewParts">
+            <property name="text">
+             <string>Highlight New Parts</string>
+            </property>
+           </widget>
+          </item>
+          <item row="14" column="0">
+           <widget class="QLabel" name="label_3">
+            <property name="text">
+             <string>Shading Mode:</string>
+            </property>
+           </widget>
+          </item>
          <item row="13" column="1">
           <widget class="QComboBox" name="studStyleCombo">
            <item>
@@ -403,10 +468,10 @@
            </item>
           </widget>
          </item>
-          <item row="14" column="0">
-           <widget class="QLabel" name="label_3">
+          <item row="13" column="2">
+           <widget class="QToolButton" name="HighContrastButton">
            <property name="text">
-             <string>Shading Mode:</string>
+             <string>Contrast Settings...</string>
            </property>
           </widget>
          </item>
@@ -423,20 +488,6 @@
            </property>
           </spacer>
          </item>
-          <item row="13" column="0">
-           <widget class="QLabel" name="label_24">
-            <property name="text">
-             <string>Stud Style</string>
-            </property>
-           </widget>
-          </item>
-          <item row="0" column="0">
-           <widget class="QCheckBox" name="antiAliasing">
-            <property name="text">
-             <string>Anti-aliasing</string>
-            </property>
-           </widget>
-          </item>
          <item row="0" column="1">
           <widget class="QComboBox" name="antiAliasingSamples">
            <item>
@@ -463,54 +514,17 @@
            </property>
           </widget>
          </item>
-          <item row="11" column="0">
-           <widget class="QCheckBox" name="HighlightNewParts">
+          <item row="15" column="0">
+           <widget class="QLabel" name="label_39">
            <property name="text">
-             <string>Highlight New Parts</string>
+             <string>Blender LDraw Render:</string>
            </property>
           </widget>
          </item>
-          <item row="12" column="0">
-           <widget class="QCheckBox" name="MeshLOD">
+          <item row="15" column="1">
+           <widget class="QToolButton" name="BlenderAddonSettingsButton">
            <property name="text">
-             <string>Mesh LOD</string>
-            </property>
-           </widget>
-          </item>
-          <item row="12" column="1">
-           <widget class="QSlider" name="MeshLODSlider">
-            <property name="sizePolicy">
-             <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
-              <horstretch>0</horstretch>
-              <verstretch>0</verstretch>
-             </sizepolicy>
-            </property>
-            <property name="orientation">
-             <enum>Qt::Horizontal</enum>
-            </property>
-            <property name="tickPosition">
-             <enum>QSlider::NoTicks</enum>
-            </property>
-           </widget>
-          </item>
-          <item row="10" column="1">
-           <widget class="QToolButton" name="FadeStepsColor">
-            <property name="text">
-             <string/>
-            </property>
-           </widget>
-          </item>
-          <item row="10" column="0">
-           <widget class="QCheckBox" name="FadeSteps">
-            <property name="text">
-             <string>Fade Previous Steps</string>
-            </property>
-           </widget>
-          </item>
-          <item row="12" column="2">
-           <widget class="QLabel" name="MeshLODLabel">
-            <property name="text">
-             <string/>
+             <string>Addon Settings...</string>
            </property>
           </widget>
          </item>
@@ -2007,6 +2021,7 @@
  <tabstop>studStyleCombo</tabstop>
  <tabstop>HighContrastButton</tabstop>
  <tabstop>ShadingMode</tabstop>
+  <tabstop>BlenderAddonSettingsButton</tabstop>
  <tabstop>edgeLines</tabstop>
  <tabstop>ConditionalLinesCheckBox</tabstop>
  <tabstop>AutomateEdgeColor</tabstop>
@@ -6,6 +6,18 @@ namespace Ui {
 class lcRenderDialog;
 }

+class lcRenderProcess : public QProcess
+{
+	Q_OBJECT
+
+public:
+	explicit lcRenderProcess(QObject* parent = nullptr)
+		: QProcess(parent)
+	{
+	}
+	~lcRenderProcess();
+};
+
 class lcRenderPreviewWidget : public QWidget
 {
 	Q_OBJECT
@@ -36,34 +48,61 @@ class lcRenderDialog : public QDialog
 	Q_OBJECT

 public:
-	explicit lcRenderDialog(QWidget* Parent);
+	explicit lcRenderDialog(QWidget* Parent, int Command);
 	~lcRenderDialog();

 public slots:
 	void reject() override;
 	void on_RenderButton_clicked();
 	void on_OutputBrowseButton_clicked();
+	void on_RenderSettingsButton_clicked();
+	void on_RenderOutputButton_clicked();
 	void Update();

 protected slots:
-	void ReadStdErr();
-	void WriteStdLog(bool = false);
+	void ReadStdOut();
+	void WriteStdOut();
+	void UpdateElapsedTime() const;

 protected:
-	QString GetOutputFileName() const;
+	QString GetStdOutFileName() const;
+	QString GetStdErrFileName() const;
 	QString GetPOVFileName() const;
+	QString ReadStdErr(bool& Error) const;
 	void CloseProcess();
 	bool PromptCancel();
 	void ShowResult();
-
-#ifndef QT_NO_PROCESS
-	QProcess* mProcess;
+#ifdef Q_OS_WIN
+	int TerminateChildProcess(const qint64 Pid, const qint64 Ppid);
 #endif
+#ifndef QT_NO_PROCESS
+	lcRenderProcess* mProcess;
+#endif
+	enum CommandType
+	{
+		POVRAY_RENDER,
+		BLENDER_RENDER,
+		OPEN_IN_BLENDER
+	};
+
 	QTimer mUpdateTimer;
+	QElapsedTimer mRenderTime;
 	QFile mOutputFile;
 	void* mOutputBuffer;
 	QImage mImage;
 	QStringList mStdErrList;
+	QStringList mStdOutList;
+
+	int mWidth;
+	int mHeight;
+	int mPreviewWidth;
+	int mPreviewHeight;
+	int mCommand;
+	int mBlendProgValue;
+	int mBlendProgMax;
+	double mScale;
+	QString mImportModule;
+	QString mDataPath;

 	Ui::lcRenderDialog* ui;
 };
@@ -48,6 +48,16 @@
        <item>
         <widget class="QLineEdit" name="HeightEdit"/>
        </item>
+        <item>
+         <widget class="QPushButton" name="RenderSettingsButton">
+          <property name="toolTip">
+           <string>Blender addon settings</string>
+          </property>
+          <property name="text">
+           <string>Settings...</string>
+          </property>
+         </widget>
+        </item>
        <item>
         <widget class="QLabel" name="qualityLabel">
          <property name="text">
@@ -110,6 +120,13 @@
         </property>
        </widget>
       </item>
+       <item>
+        <widget class="QLabel" name="renderLabel">
+         <property name="text">
+          <string/>
+         </property>
+        </widget>
+       </item>
       <item>
        <widget class="QPushButton" name="RenderButton">
         <property name="text">
@@ -117,6 +134,16 @@
         </property>
        </widget>
       </item>
+       <item>
+        <widget class="QPushButton" name="RenderOutputButton">
+         <property name="toolTip">
+          <string>Open the standard output log</string>
+         </property>
+         <property name="text">
+          <string>Output...</string>
+         </property>
+        </widget>
+       </item>
      </layout>
     </item>
     <item>
@@ -135,9 +162,13 @@
  </customwidget>
 </customwidgets>
 <tabstops>
+  <tabstop>WidthEdit</tabstop>
+  <tabstop>HeightEdit</tabstop>
+  <tabstop>RenderSettingsButton</tabstop>
  <tabstop>QualityComboBox</tabstop>
  <tabstop>OutputEdit</tabstop>
  <tabstop>OutputBrowseButton</tabstop>
+  <tabstop>RenderButton</tabstop>
 </tabstops>
 <resources/>
 <connections/>