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Support dynamic DPI scaling.

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This commit is contained in:
Bartosz Taudul 2024-01-30 19:37:10 +01:00
parent a28c115c5c
commit 74cd6a711e
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GPG Key ID: B7FE2008B7575DF3
1 changed files with 21 additions and 2 deletions
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23
profiler/src/main.cpp
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@ -95,6 +95,8 @@ static ConnectionHistory* connHist;
static std::atomic<ViewShutdown> viewShutdown { ViewShutdown::False }; static std::atomic<ViewShutdown> viewShutdown { ViewShutdown::False };
static double animTime = 0; static double animTime = 0;
static float dpiScale = 1.f; static float dpiScale = 1.f;
static float userScale = 1.f;
static bool dynamicDpi = true;
static Filters* filt; static Filters* filt;
static RunQueue mainThreadTasks; static RunQueue mainThreadTasks;
static uint32_t updateVersion = 0; static uint32_t updateVersion = 0;
@ -165,7 +167,10 @@ static void SetupDPIScale( float scale, ImFont*& cb_fixedWidth, ImFont*& cb_bigF
static void SetupScaleCallback( float scale, ImFont*& cb_fixedWidth, ImFont*& cb_bigFont, ImFont*& cb_smallFont ) static void SetupScaleCallback( float scale, ImFont*& cb_fixedWidth, ImFont*& cb_bigFont, ImFont*& cb_smallFont )
{ {
RunOnMainThread( [scale, &cb_fixedWidth, &cb_bigFont, &cb_smallFont] { SetupDPIScale( scale * dpiScale, cb_fixedWidth, cb_bigFont, cb_smallFont ); }, true ); userScale = scale;
RunOnMainThread( [&cb_fixedWidth, &cb_bigFont, &cb_smallFont] {
SetupDPIScale( userScale * dpiScale, cb_fixedWidth, cb_bigFont, cb_smallFont );
}, true );
} }
static void LoadConfig() static void LoadConfig()
@ -292,7 +297,11 @@ int main( int argc, char** argv )
if( envDpiScale ) if( envDpiScale )
{ {
const auto cnv = atof( envDpiScale ); const auto cnv = atof( envDpiScale );
if( cnv != 0 ) dpiScale = cnv; if( cnv != 0 )
{
dpiScale = cnv;
dynamicDpi = false;
}
} }
SetupDPIScale( dpiScale, s_fixedWidth, s_bigFont, s_smallFont ); SetupDPIScale( dpiScale, s_fixedWidth, s_bigFont, s_smallFont );
@ -487,6 +496,16 @@ static void DrawContents()
UpdateBroadcastClients(); UpdateBroadcastClients();
#endif #endif
if( dynamicDpi )
{
const auto newDpiScale = bptr->GetDpiScale();
if( newDpiScale != dpiScale )
{
dpiScale = newDpiScale;
SetupDPIScale( userScale * dpiScale, s_fixedWidth, s_bigFont, s_smallFont );
}
}
int display_w, display_h; int display_w, display_h;
bptr->NewFrame( display_w, display_h ); bptr->NewFrame( display_w, display_h );