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wasm: improve HiDPI support

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This commit is contained in:
Erik Bročko
2026-03-27 00:50:50 +01:00
parent 4e102fc31e
commit 74e1c34446
3 changed files with 83 additions and 18 deletions
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9
src/ui/Application.h
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@@ -121,9 +121,14 @@ private:
FreqScale freqScale_ = FreqScale::Linear;
bool paused_ = false;
bool vsync_ = true;
float uiScale_ = 0.0f; // 0 = auto (use DPI), >0 = manual override
float appliedScale_ = 0.0f; // currently applied scale (0 = not yet applied)
float uiScale_ = 0.0f; // 0 = auto (use DPI), >0 = manual override
float appliedScale_ = 0.0f; // currently applied user-facing scale
float pendingScale_ = 0.0f; // deferred scale (applied before next frame)
float logicalScale_ = 1.0f; // scale after compensating for framebuffer DPI
float lastDpr_ = 0.0f; // last devicePixelRatio (to detect changes)
void applyUIScale(float scale);
void requestUIScale(float scale); // safe to call mid-frame
void syncCanvasSize();
// (waterfallW_ removed — texture width tracks bin count automatically)
// (waterfallH_ removed — fixed history depth of 1024 rows)