diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7612c35..80ff3cc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,7 +27,7 @@ else()
 	
 	set(QGLEngine_MAJOR    1)
 	set(QGLEngine_MINOR    2)
-	set(QGLEngine_REVISION 0)
+	set(QGLEngine_REVISION 1)
 	set(QGLEngine_SUFFIX   "rc")
 	set(QGLEngine_COMPANY  SHS)
 	set(QGLEngine_DOMAIN   org.SHS)
diff --git a/src/core/core/glmesh.cpp b/src/core/core/glmesh.cpp
index 585b7d7..64d591a 100644
--- a/src/core/core/glmesh.cpp
+++ b/src/core/core/glmesh.cpp
@@ -172,12 +172,24 @@ bool Mesh::rebuffer(QOpenGLExtraFunctions * f) {
 	buffer_geom.load(f, data_.constData(), gsize);
 
 	buffer_ind.bind(f);
-	if (geom_type == GL_TRIANGLES) {
+	switch (geom_type) {
+	case GL_TRIANGLES:
 		buffer_ind.resize(f, tsize);
 		buffer_ind.load(f, triangles_.constData(), tsize);
-	} else {
+		break;
+	case GL_LINES:
 		buffer_ind.resize(f, lsize);
 		buffer_ind.load(f, lines_.constData(), lsize);
+		break;
+	case GL_POINTS: {
+		QVector<GLint> points;
+		points.resize(vertices_.size());
+		for (int i = 0; i < vertices_.size(); ++i)
+			points[i] = i;
+		int psize = points.size() * sizeof(GLint);
+		buffer_ind.resize(f, psize);
+		buffer_ind.load(f, points.constData(), psize);
+	} break;
 	}
 
 	return !isEmpty();
@@ -192,10 +204,12 @@ void Mesh::draw(QOpenGLExtraFunctions * f, int count, int type) {
 
 	VertexObject * vao = vaoByType(type);
 	vao->bindBuffers(f, buffer_geom, buffer_ind);
-	if (geom_type == GL_TRIANGLES)
-		vao->draw(f, geom_type, triangles_.size() * 3, count);
-	else
-		vao->draw(f, geom_type, lines_.size() * 2, count);
+	switch (geom_type) {
+	case GL_TRIANGLES: vao->draw(f, geom_type, triangles_.size() * 3, count); break;
+	case GL_LINES: vao->draw(f, geom_type, lines_.size() * 2, count); break;
+	case GL_POINTS: vao->draw(f, geom_type, vertices_.size(), count); break;
+	default: break;
+	}
 }
 
 
diff --git a/src/core/render/renderer.cpp b/src/core/render/renderer.cpp
index c6fce3a..7bb0411 100644
--- a/src/core/render/renderer.cpp
+++ b/src/core/render/renderer.cpp
@@ -304,6 +304,24 @@ void Renderer::fillObjectsBuffer(const ObjectBaseList & ol, RenderPass pass) {
 }
 
 
+void Renderer::setConeShadowMatrix() {
+	auto cone_ll = cur_lights.value(Light::Cone);
+	for (int i = 0; i < cone_ll.size(); ++i) {
+		Light * l     = cone_ll[i];
+		QMatrix4x4 pm = glMatrixPerspective(l->angle_end, 1., 0.1), om, vm;
+		om.translate(-l->worldAim());
+		vm.translate(0., 0., -l->distance());
+		// vm.rotate(-roll_, 0., 0., 1.);
+		QMatrix4x4 pmat = l->worldTransform();
+		pmat(0, 3) = pmat(1, 3) = pmat(2, 3) = 0.;
+		vm *= pmat.inverted();
+		auto vpm            = pm * (vm * om);
+		l->view_proj_matrix = vpm;
+		l->shadow_matrix    = mat_norm_to_tex_coord * vpm * mat_camera_fullview_inv;
+	}
+}
+
+
 void Renderer::renderObjects(Scene & scene, RenderPass pass) {
 	QOpenGLExtraFunctions * f = view;
 	QMapIterator<Mesh *, ObjectBaseList> it(scene.geometries_used[pass]);
@@ -403,20 +421,11 @@ void Renderer::renderConeShadows() {
 		}
 		depth_maps_cone.resize(f, view->shadow_map_size, cone_ll.size());
 		for (int i = 0; i < cone_ll.size(); ++i) {
-			Light * l     = cone_ll[i];
-			QMatrix4x4 pm = glMatrixPerspective(l->angle_end, 1., 0.1), om, vm;
-			om.translate(-l->worldAim());
-			vm.translate(0., 0., -l->distance());
-			// vm.rotate(-roll_, 0., 0., 1.);
-			QMatrix4x4 pmat = l->worldTransform();
-			pmat(0, 3) = pmat(1, 3) = pmat(2, 3) = 0.;
-			vm *= pmat.inverted();
-			auto vpm = pm * (vm * om);
+			Light * l = cone_ll[i];
 			if (l->isCastShadows()) {
-				prog->setUniformValue("qgl_ViewProjMatrix", vpm);
+				prog->setUniformValue("qgl_ViewProjMatrix", l->view_proj_matrix);
 				renderConeShadow(i, l);
 			}
-			l->shadow_matrix = mat_norm_to_tex_coord * vpm * mat_camera_fullview_inv;
 		}
 	}
 }
@@ -533,6 +542,9 @@ void Renderer::renderScene() {
 	}
 	phase.end();
 
+	/// setup cone lights matrices
+	setConeShadowMatrix();
+
 	if (view->shadows()) {
 		/// cone shadows and shadow matrix
 		phase.begin("shadows cone");
diff --git a/src/core/render/renderer.h b/src/core/render/renderer.h
index cf1dbc8..6f36c42 100644
--- a/src/core/render/renderer.h
+++ b/src/core/render/renderer.h
@@ -116,6 +116,7 @@ public:
 
 protected:
 	void fillObjectsBuffer(const ObjectBaseList & ol, RenderPass pass);
+	void setConeShadowMatrix();
 	void renderObjects(Scene & scene, RenderPass pass);
 	void renderLight(int first_wr_buff, bool clear_only);
 	void renderConeShadows();
diff --git a/src/core/scene/globject.h b/src/core/scene/globject.h
index de1050b..9cd6ed6 100644
--- a/src/core/scene/globject.h
+++ b/src/core/scene/globject.h
@@ -319,7 +319,7 @@ public:
 	float size;
 	Type light_type;
 	Framebuffer shadow_map;
-	QMatrix4x4 shadow_matrix;
+	QMatrix4x4 shadow_matrix, view_proj_matrix;
 	Map light_map;
 };
 
diff --git a/src/core/view/qglview.cpp b/src/core/view/qglview.cpp
index a7d82e2..a0a41cf 100644
--- a/src/core/view/qglview.cpp
+++ b/src/core/view/qglview.cpp
@@ -163,6 +163,8 @@ void QGLView::render() {
 	if (!framebuffer_size.isEmpty()) render_size = framebuffer_size;
 	resizeGL(render_size.width(), render_size.height());
 	emit glBeginPaint();
+	glPointSize(lineWidth_);
+	glLineWidth(lineWidth_);
 	QSizeF fbo_sz                       = renderer_.fbo_ds.size();
 	renderer_.rend_selection.size_coeff = {double(fbo_sz.width()) / pixelWidth(), double(fbo_sz.height()) / pixelHeight()};
 	renderer_.mouse_pos                 = mapFromGlobal(QCursor::pos()) * devicePixelRatio();
diff --git a/src/icons/dialog-information.png b/src/icons/dialog-information.png
new file mode 100644
index 0000000..dfe70b9
Binary files /dev/null and b/src/icons/dialog-information.png differ
diff --git a/src/widgets/materials_editor.cpp b/src/widgets/materials_editor.cpp
index 28490c2..f3c81bf 100644
--- a/src/widgets/materials_editor.cpp
+++ b/src/widgets/materials_editor.cpp
@@ -118,6 +118,7 @@ void MaterialsEditor::materialsChanged() {
 		return;
 	}
 	Material * cm = currentMaterial();
+	ui->comboMaterial->blockSignals(true);
 	ui->comboMaterial->clear();
 	if (!view) return;
 	QVector<Material *> mats = view->scene()->getMaterials();
@@ -128,6 +129,8 @@ void MaterialsEditor::materialsChanged() {
 		ui->comboMaterial->setItemIcon(i, QIcon(QPixmap::fromImage(view->materialThumbnail(m))));
 		if (cm == m) ui->comboMaterial->setCurrentIndex(i);
 	}
+	ui->comboMaterial->blockSignals(false);
+	if (currentMaterial() != cm) on_comboMaterial_currentIndexChanged(ui->comboMaterial->currentIndex());
 }
 
 
diff --git a/src/widgets/scene_tree.cpp b/src/widgets/scene_tree.cpp
index 2c450e1..559ee88 100644
--- a/src/widgets/scene_tree.cpp
+++ b/src/widgets/scene_tree.cpp
@@ -19,11 +19,13 @@
 #include "scene_tree.h"
 
 #include "glcamera.h"
+#include "glmesh.h"
 #include "qglview.h"
 #include "ui_scene_tree.h"
 
 #include <QAction>
 #include <QEvent>
+#include <QMessageBox>
 #include <QScrollBar>
 #include <QTreeWidget>
 #include <qad_types.h>
@@ -110,9 +112,9 @@ QList<QAction *> SceneTree::actionsAdd() {
 QList<QAction *> SceneTree::actionsSelection() {
 	QList<QAction *> ret;
 	ret << ui->actionFocus << newSeparator() << ui->actionGroup << ui->actionClone << newSeparator() << ui->actionSelect_parent
-		<< ui->actionSelect_by_mesh << ui->actionSelect_by_material << newSeparator() << ui->actionMove_to_parent
-		<< ui->actionTransfer_transform_to_children << newSeparator() << ui->actionActive_camera << ui->actionDefault_camera
-		<< newSeparator() << ui->actionRemove;
+		<< ui->actionSelect_by_mesh << ui->actionSelect_by_material << newSeparator() << ui->actionMesh_info << newSeparator()
+		<< ui->actionMove_to_parent << ui->actionTransfer_transform_to_children << newSeparator() << ui->actionActive_camera
+		<< ui->actionDefault_camera << newSeparator() << ui->actionRemove;
 	return ret;
 }
 
@@ -310,6 +312,7 @@ void SceneTree::checkActions() {
 	ui->actionSelect_parent->setEnabled(has_1);
 	ui->actionSelect_by_mesh->setEnabled(has_mesh);
 	ui->actionSelect_by_material->setEnabled(has_mesh);
+	ui->actionMesh_info->setEnabled(has_mesh);
 	ui->actionActive_camera->setEnabled(has_cam);
 	ui->actionDefault_camera->setEnabled(!is_def_cam);
 }
@@ -507,6 +510,31 @@ void SceneTree::on_actionSelect_by_material_triggered() {
 }
 
 
+void SceneTree::on_actionMesh_info_triggered() {
+	if (!view) return;
+	ObjectBaseList sol = view->scene()->selectedObjects(true);
+	for (auto o: sol) {
+		if (o->mesh()) {
+			auto m             = o->mesh();
+			int objects        = 0;
+			ObjectBaseList aol = view->scene()->objects(true);
+			for (auto i: aol)
+				if (i->mesh() == m) ++objects;
+
+			auto bb = o->mesh()->boundingBox();
+			QString info;
+			QTextStream ts(&info);
+			ts << "Vertices: " << m->verticesCount() << "\n";
+			ts << "Triangles: " << m->trianglesCount() << "\n";
+			ts << "Bounding box: " << bb.length << "x" << bb.width << "x" << bb.height << "\n";
+			ts << "Objects with this mesh: " << objects << "\n";
+			QMessageBox::information(nullptr, tr("Mesh info"), info);
+			break;
+		}
+	}
+}
+
+
 void SceneTree::removeObjects() {
 	if (!view) return;
 	QAD::CursorOverrider curov;
diff --git a/src/widgets/scene_tree.h b/src/widgets/scene_tree.h
index 8375d27..4ff7dff 100644
--- a/src/widgets/scene_tree.h
+++ b/src/widgets/scene_tree.h
@@ -88,6 +88,8 @@ private slots:
 	void on_actionSelect_by_mesh_triggered();
 	void on_actionSelect_by_material_triggered();
 
+	void on_actionMesh_info_triggered();
+
 	void objectsTreeChanged();
 	void selectionChanged();
 	void materialsChanged();
diff --git a/src/widgets/scene_tree.ui b/src/widgets/scene_tree.ui
index 238752a..4a5549b 100644
--- a/src/widgets/scene_tree.ui
+++ b/src/widgets/scene_tree.ui
@@ -130,7 +130,7 @@
   </layout>
   <action name="actionFocus">
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-camera.png</normaloff>:/icons/type-camera.png</iconset>
    </property>
    <property name="text">
@@ -175,7 +175,7 @@
   </action>
   <action name="actionSelect_by_mesh">
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-geo.png</normaloff>:/icons/type-geo.png</iconset>
    </property>
    <property name="text">
@@ -235,7 +235,7 @@
     <bool>true</bool>
    </property>
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-geo.png</normaloff>:/icons/type-geo.png</iconset>
    </property>
    <property name="text">
@@ -247,7 +247,7 @@
     <bool>true</bool>
    </property>
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-light.png</normaloff>:/icons/type-light.png</iconset>
    </property>
    <property name="text">
@@ -259,7 +259,7 @@
     <bool>true</bool>
    </property>
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-camera.png</normaloff>:/icons/type-camera.png</iconset>
    </property>
    <property name="text">
@@ -273,7 +273,7 @@
   </action>
   <action name="actionActive_camera">
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-camera.png</normaloff>:/icons/type-camera.png</iconset>
    </property>
    <property name="text">
@@ -282,7 +282,7 @@
   </action>
   <action name="actionDefault_camera">
    <property name="icon">
-    <iconset resource="../../../qad/libs/qglview/qglview.qrc">
+    <iconset resource="../core/qglengine_core.qrc">
      <normaloff>:/icons/type-camera.png</normaloff>:/icons/type-camera.png</iconset>
    </property>
    <property name="text">
@@ -298,6 +298,15 @@
     <string>Move to parent</string>
    </property>
   </action>
+  <action name="actionMesh_info">
+   <property name="icon">
+    <iconset resource="../../../cd/utils/pult/cdpult.qrc">
+     <normaloff>:/icons/dialog-information.png</normaloff>:/icons/dialog-information.png</iconset>
+   </property>
+   <property name="text">
+    <string>Mesh info ...</string>
+   </property>
+  </action>
  </widget>
  <customwidgets>
   <customwidget>
@@ -312,9 +321,9 @@
   </customwidget>
  </customwidgets>
  <resources>
+  <include location="../../../cd/utils/pult/cdpult.qrc"/>
   <include location="../../../qad/libs/application/qad_application.qrc"/>
   <include location="../../../qad/libs/blockview/qad_blockview.qrc"/>
-  <include location="../../../qad/libs/qglview/qglview.qrc"/>
   <include location="../core/qglengine_core.qrc"/>
   <include location="widgets.qrc"/>
  </resources>
diff --git a/src/widgets/view_editor.cpp b/src/widgets/view_editor.cpp
index 4714b4f..7ad305e 100644
--- a/src/widgets/view_editor.cpp
+++ b/src/widgets/view_editor.cpp
@@ -70,6 +70,7 @@ void ViewEditor::assignQGLView(QGLView * v) {
 	ui->checkSoftShadows->setChecked(view->softShadows());
 	ui->spinSoftShadowSamples->setValue(view->softShadowsSamples());
 	ui->spinSoftShadowQuality->setValue(view->softShadowsQuality());
+	ui->spinLineWidth->setValue(view->lineWidth());
 	auto setMapSize = [](QComboBox * combo, QSize sz) {
 		for (int i = 0; i < combo->count(); ++i) {
 			if (combo->itemData(i).toSize() == sz) {
@@ -268,6 +269,12 @@ void ViewEditor::on_spinSoftShadowQuality_valueChanged(double arg1) {
 }
 
 
+void ViewEditor::on_spinLineWidth_valueChanged(double v) {
+	if (!view || !active) return;
+	view->setLineWidth(v);
+}
+
+
 void ViewEditor::on_checkVSync_clicked(bool val) {
 	if (!view || !active) return;
 	view->setVSync(val);
diff --git a/src/widgets/view_editor.h b/src/widgets/view_editor.h
index ffaa22f..2ad53c5 100644
--- a/src/widgets/view_editor.h
+++ b/src/widgets/view_editor.h
@@ -72,6 +72,7 @@ private slots:
 	void on_checkSoftShadows_clicked(bool arg1);
 	void on_spinSoftShadowSamples_valueChanged(double arg1);
 	void on_spinSoftShadowQuality_valueChanged(double arg1);
+	void on_spinLineWidth_valueChanged(double v);
 };
 
 #endif // VIEW_EDITOR_H
diff --git a/src/widgets/view_editor.ui b/src/widgets/view_editor.ui
index 2f39eb8..ab1029c 100644
--- a/src/widgets/view_editor.ui
+++ b/src/widgets/view_editor.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>479</width>
-    <height>897</height>
+    <height>976</height>
    </rect>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout_3">
@@ -37,7 +37,7 @@
         <x>0</x>
         <y>0</y>
         <width>479</width>
-        <height>897</height>
+        <height>976</height>
        </rect>
       </property>
       <layout class="QVBoxLayout" name="verticalLayout">
@@ -161,6 +161,30 @@
        </item>
        <item>
         <layout class="QGridLayout" name="gridLayout_2">
+         <item row="1" column="0">
+          <widget class="QCheckBox" name="checkFXAA">
+           <property name="text">
+            <string>FXAA</string>
+           </property>
+          </widget>
+         </item>
+         <item row="2" column="0">
+          <widget class="QCheckBox" name="checkVSync">
+           <property name="text">
+            <string>VSync</string>
+           </property>
+           <property name="checked">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item row="0" column="0">
+          <widget class="QCheckBox" name="checkAutoExposure">
+           <property name="text">
+            <string>Auto exposure</string>
+           </property>
+          </widget>
+         </item>
          <item row="1" column="1">
           <widget class="QCheckBox" name="checkCameraLight">
            <property name="text">
@@ -181,30 +205,6 @@
            </property>
           </widget>
          </item>
-         <item row="1" column="0">
-          <widget class="QCheckBox" name="checkFXAA">
-           <property name="text">
-            <string>FXAA</string>
-           </property>
-          </widget>
-         </item>
-         <item row="0" column="0">
-          <widget class="QCheckBox" name="checkAutoExposure">
-           <property name="text">
-            <string>Auto exposure</string>
-           </property>
-          </widget>
-         </item>
-         <item row="2" column="0">
-          <widget class="QCheckBox" name="checkVSync">
-           <property name="text">
-            <string>VSync</string>
-           </property>
-           <property name="checked">
-            <bool>true</bool>
-           </property>
-          </widget>
-         </item>
          <item row="2" column="1">
           <widget class="QWidget" name="widget_2" native="true">
            <layout class="QHBoxLayout" name="horizontalLayout_2">
@@ -253,6 +253,50 @@
            </layout>
           </widget>
          </item>
+         <item row="3" column="0">
+          <widget class="QWidget" name="widget_3" native="true">
+           <layout class="QHBoxLayout" name="horizontalLayout_4">
+            <property name="leftMargin">
+             <number>0</number>
+            </property>
+            <property name="topMargin">
+             <number>0</number>
+            </property>
+            <property name="rightMargin">
+             <number>0</number>
+            </property>
+            <property name="bottomMargin">
+             <number>0</number>
+            </property>
+            <item>
+             <widget class="QLabel" name="label_12">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="Fixed" vsizetype="Preferred">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="text">
+               <string>Line width:</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QDoubleSpinBox" name="spinLineWidth">
+              <property name="decimals">
+               <number>1</number>
+              </property>
+              <property name="minimum">
+               <double>0.100000000000000</double>
+              </property>
+              <property name="value">
+               <double>1.000000000000000</double>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </widget>
+         </item>
         </layout>
        </item>
        <item>
diff --git a/src/widgets/widgets.qrc b/src/widgets/widgets.qrc
index 86c45f5..4fc665d 100644
--- a/src/widgets/widgets.qrc
+++ b/src/widgets/widgets.qrc
@@ -15,5 +15,6 @@
 	<file>../icons/group.png</file>
 	<file>../icons/legend.png</file>
 	<file>../icons/format-fill-color.png</file>
+	<file>../icons/dialog-information.png</file>
   </qresource>
 </RCC>