diff --git a/dlanguilib.visualdproj b/dlanguilib.visualdproj
index 94f5d5d5..02718651 100644
--- a/dlanguilib.visualdproj
+++ b/dlanguilib.visualdproj
@@ -8,12 +8,12 @@
   <multiobj>0</multiobj>
   <singleFileCompilation>0</singleFileCompilation>
   <oneobj>0</oneobj>
-  <trace>0</trace>
+  <trace>1</trace>
   <quiet>0</quiet>
   <verbose>0</verbose>
   <vtls>0</vtls>
   <symdebug>1</symdebug>
-  <optimize>0</optimize>
+  <optimize>1</optimize>
   <cpu>0</cpu>
   <isX86_64>0</isX86_64>
   <isLinux>0</isLinux>
@@ -29,10 +29,10 @@
   <useIn>0</useIn>
   <useOut>0</useOut>
   <useArrayBounds>0</useArrayBounds>
-  <noboundscheck>0</noboundscheck>
+  <noboundscheck>1</noboundscheck>
   <useSwitchError>0</useSwitchError>
   <useUnitTests>0</useUnitTests>
-  <useInline>0</useInline>
+  <useInline>1</useInline>
   <release>0</release>
   <preservePaths>0</preservePaths>
   <warnings>0</warnings>
diff --git a/examples/example1/example1.visualdproj b/examples/example1/example1.visualdproj
index 7927e2b4..8bd9ffdc 100644
--- a/examples/example1/example1.visualdproj
+++ b/examples/example1/example1.visualdproj
@@ -8,12 +8,12 @@
   <multiobj>0</multiobj>
   <singleFileCompilation>0</singleFileCompilation>
   <oneobj>0</oneobj>
-  <trace>0</trace>
+  <trace>1</trace>
   <quiet>0</quiet>
   <verbose>0</verbose>
   <vtls>0</vtls>
   <symdebug>1</symdebug>
-  <optimize>0</optimize>
+  <optimize>1</optimize>
   <cpu>0</cpu>
   <isX86_64>0</isX86_64>
   <isLinux>0</isLinux>
@@ -29,10 +29,10 @@
   <useIn>0</useIn>
   <useOut>0</useOut>
   <useArrayBounds>0</useArrayBounds>
-  <noboundscheck>0</noboundscheck>
+  <noboundscheck>1</noboundscheck>
   <useSwitchError>0</useSwitchError>
   <useUnitTests>0</useUnitTests>
-  <useInline>0</useInline>
+  <useInline>1</useInline>
   <release>0</release>
   <preservePaths>0</preservePaths>
   <warnings>0</warnings>
@@ -68,7 +68,7 @@
   <versionlevel>0</versionlevel>
   <versionids>Unicode USE_OPENGL</versionids>
   <dump_source>0</dump_source>
-  <mapverbosity>0</mapverbosity>
+  <mapverbosity>3</mapverbosity>
   <createImplib>0</createImplib>
   <defaultlibname />
   <debuglibname />
@@ -89,7 +89,7 @@
   <resfile />
   <exefile>$(OutDir)\$(ProjectName).exe</exefile>
   <useStdLibPath>1</useStdLibPath>
-  <additionalOptions />
+  <additionalOptions>-profile</additionalOptions>
   <preBuildCommand />
   <postBuildCommand />
   <filesToClean>*.obj;*.cmd;*.build;*.json;*.dep</filesToClean>
diff --git a/src/dlangui/graphics/fonts.d b/src/dlangui/graphics/fonts.d
index 3fcf3c6a..e4b47a5b 100644
--- a/src/dlangui/graphics/fonts.d
+++ b/src/dlangui/graphics/fonts.d
@@ -41,21 +41,29 @@ version (USE_OPENGL) {
 struct GlyphCache
 {
 	Glyph[ushort] _map;
+	Glyph[0x10000] _array;
 
 	// find glyph in cache
 	Glyph * find(ushort glyphIndex) {
-		Glyph * res = (glyphIndex in _map);
-		if (res !is null)
-			res.lastUsage = 1;
-		return res;
+        if (_array[glyphIndex].glyphIndex)
+            return &_array[glyphIndex];
+        return null;
+		
+        //Glyph * res = (glyphIndex in _map);
+        //if (res !is null)
+        //    res.lastUsage = 1;
+        //return res;
 	}
 
 	/// put glyph to cache
 	Glyph * put(ushort glyphIndex, Glyph * glyph) {
-		_map[glyphIndex] = *glyph;
-		Glyph * res = glyphIndex in _map;
-		res.lastUsage = 1;
-		return res;
+        _array[glyphIndex] = *glyph;
+        return &_array[glyphIndex];
+
+        //_map[glyphIndex] = *glyph;
+        //Glyph * res = glyphIndex in _map;
+        //res.lastUsage = 1;
+        //return res;
 	}
 
 	// clear usage flags for all entries
@@ -112,13 +120,16 @@ class Font : RefCountedObject {
     abstract @property bool isNull();
 	// measure text string, return accumulated widths[] (distance to end of n-th character), returns number of measured chars.
 	abstract int measureText(const dchar[] text, ref int[] widths, int maxWidth);
+    private int[] _textSizeBuffer; // to avoid GC
 	// measure text string as single line, returns width and height
 	Point textSize(const dchar[] text, int maxWidth = 3000) {
-        int[] widths = new int[text.length + 1];
-        int charsMeasured = measureText(text, widths, maxWidth);
+        if (_textSizeBuffer.length < text.length + 1)
+            _textSizeBuffer.length = text.length + 1;
+        //int[] widths = new int[text.length + 1];
+        int charsMeasured = measureText(text, _textSizeBuffer, maxWidth);
         if (charsMeasured < 1)
             return Point(0,0);
-        return Point(widths[charsMeasured - 1], height);
+        return Point(_textSizeBuffer[charsMeasured - 1], height);
     }
 	/// draw text string to buffer
 	abstract void drawText(DrawBuf buf, int x, int y, const dchar[] text, uint color);
diff --git a/src/dlangui/graphics/ftfonts.d b/src/dlangui/graphics/ftfonts.d
index 8374ac65..565320bc 100644
--- a/src/dlangui/graphics/ftfonts.d
+++ b/src/dlangui/graphics/ftfonts.d
@@ -343,9 +343,16 @@ class FreeTypeFont : Font {
 	override Glyph * getCharGlyph(dchar ch, bool withImage = true) {
         if (ch > 0xFFFF) // do not support unicode chars above 0xFFFF - due to cache limitations
             return null;
+        long measureStart = std.datetime.Clock.currStdTime;
 		Glyph * found = _glyphCache.find(cast(ushort)ch);
+        long measureEnd = std.datetime.Clock.currStdTime;
+        long duration = measureEnd - measureStart;
+        //if (duration > 10000)
+        if (duration > 10000)
+            Log.d("ft _glyphCache.find took ", duration / 10, " ns");
 		if (found !is null)
 			return found;
+        Log.v("Glyph ", ch, " is not found in cache, getting from font");
         FT_UInt index;
         FreeTypeFontFile file;
         if (!findGlyph(ch, 0, index, file)) {
@@ -391,18 +398,24 @@ class FreeTypeFont : Font {
 		uint len = cast(uint)text.length;
         int x = 0;
         int charsMeasured = 0;
+        int * pwidths = widths.ptr;
 		for (int i = 0; i < len; i++) {
-			Glyph * glyph = getCharGlyph(text[i], true); // TODO: what is better
+            //auto measureStart = std.datetime.Clock.currAppTick;
+			Glyph * glyph = getCharGlyph(pstr[i], true); // TODO: what is better
+            //auto measureEnd = std.datetime.Clock.currAppTick;
+            //auto duration = measureEnd - measureStart;
+            //if (duration.length > 10)
+            //    Log.d("ft measureText took ", duration.length, " ticks");
 			if (glyph is null) {
                 // if no glyph, use previous width - treat as zero width
-                widths[i] = i > 0 ? widths[i-1] : 0;
+                pwidths[i] = i > 0 ? pwidths[i-1] : 0;
 				continue;
             }
             int w = x + glyph.width; // using advance
             int w2 = x + glyph.originX + glyph.blackBoxX; // using black box
             if (w < w2) // choose bigger value
                 w = w2;
-            widths[i] = w;
+            pwidths[i] = w;
             x += glyph.width;
             charsMeasured = i + 1;
             if (x > maxWidth)
diff --git a/src/dlangui/platforms/common/platform.d b/src/dlangui/platforms/common/platform.d
index cbf20c0a..17aec500 100644
--- a/src/dlangui/platforms/common/platform.d
+++ b/src/dlangui/platforms/common/platform.d
@@ -32,8 +32,14 @@ class Window {
         _dx = width;
         _dy = height;
         if (_mainWidget !is null) {
+            Log.d("onResize ", _dx, "x", _dy);
+            long measureStart = currentTimeMillis;
             _mainWidget.measure(_dx, _dy);
+            long measureEnd = currentTimeMillis;
+            Log.d("measure took ", measureEnd - measureStart, " ms");
             _mainWidget.layout(Rect(0, 0, _dx, _dy));
+            long layoutEnd = currentTimeMillis;
+            Log.d("layout took ", layoutEnd - measureEnd, " ms");
         }
     }
 
@@ -80,7 +86,7 @@ class Window {
                 _mainWidget.layout(Rect(0, 0, _dx, _dy));
                 long layoutEnd = currentTimeMillis;
                 Log.d("layout took ", layoutEnd - measureEnd, " ms");
-                checkUpdateNeeded(needDraw, needLayout, animationActive);
+                //checkUpdateNeeded(needDraw, needLayout, animationActive);
             }
             long drawStart = currentTimeMillis;
             _mainWidget.onDraw(buf);
diff --git a/src/dlangui/platforms/windows/winapp.d b/src/dlangui/platforms/windows/winapp.d
index 2a26c992..73fa791d 100644
--- a/src/dlangui/platforms/windows/winapp.d
+++ b/src/dlangui/platforms/windows/winapp.d
@@ -561,7 +561,7 @@ int myWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int
     Platform.setInstance(platform);
 
 
-    if (false) {
+    if (true) {
         /// testing freetype font manager
         import dlangui.graphics.ftfonts;
         import win32.shlobj;
diff --git a/src/dlangui/widgets/controls.d b/src/dlangui/widgets/controls.d
index 7c21889e..0e4c9d64 100644
--- a/src/dlangui/widgets/controls.d
+++ b/src/dlangui/widgets/controls.d
@@ -34,7 +34,13 @@ class TextWidget : Widget {
 
     override void measure(int parentWidth, int parentHeight) { 
         FontRef font = font();
+        auto measureStart = std.datetime.Clock.currAppTick;
         Point sz = font.textSize(text);
+        auto measureEnd = std.datetime.Clock.currAppTick;
+        auto duration = measureEnd - measureStart;
+        //if (duration > 10000)
+        if (duration.length > 10)
+            Log.d("TextWidget measureText took ", duration.length, " ticks");
         measuredContent(parentWidth, parentHeight, sz.x, sz.y);
     }