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Support dynamic DPI scaling.
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parent
a28c115c5c
commit
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@ -95,6 +95,8 @@ static ConnectionHistory* connHist;
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static std::atomic<ViewShutdown> viewShutdown { ViewShutdown::False };
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static double animTime = 0;
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static float dpiScale = 1.f;
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static float userScale = 1.f;
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static bool dynamicDpi = true;
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static Filters* filt;
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static RunQueue mainThreadTasks;
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static uint32_t updateVersion = 0;
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@ -165,7 +167,10 @@ static void SetupDPIScale( float scale, ImFont*& cb_fixedWidth, ImFont*& cb_bigF
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static void SetupScaleCallback( float scale, ImFont*& cb_fixedWidth, ImFont*& cb_bigFont, ImFont*& cb_smallFont )
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{
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RunOnMainThread( [scale, &cb_fixedWidth, &cb_bigFont, &cb_smallFont] { SetupDPIScale( scale * dpiScale, cb_fixedWidth, cb_bigFont, cb_smallFont ); }, true );
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userScale = scale;
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RunOnMainThread( [&cb_fixedWidth, &cb_bigFont, &cb_smallFont] {
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SetupDPIScale( userScale * dpiScale, cb_fixedWidth, cb_bigFont, cb_smallFont );
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}, true );
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}
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static void LoadConfig()
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@ -292,7 +297,11 @@ int main( int argc, char** argv )
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if( envDpiScale )
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{
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const auto cnv = atof( envDpiScale );
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if( cnv != 0 ) dpiScale = cnv;
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if( cnv != 0 )
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{
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dpiScale = cnv;
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dynamicDpi = false;
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}
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}
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SetupDPIScale( dpiScale, s_fixedWidth, s_bigFont, s_smallFont );
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@ -487,6 +496,16 @@ static void DrawContents()
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UpdateBroadcastClients();
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#endif
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if( dynamicDpi )
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{
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const auto newDpiScale = bptr->GetDpiScale();
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if( newDpiScale != dpiScale )
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{
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dpiScale = newDpiScale;
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SetupDPIScale( userScale * dpiScale, s_fixedWidth, s_bigFont, s_smallFont );
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}
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}
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int display_w, display_h;
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bptr->NewFrame( display_w, display_h );
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