四个方向 分块渲染

render_2D/plottable/Frequency_Trace.cpp

@@ -1,5 +1,6 @@
 #include "Frequency_Trace.h"
 #include "Plottable_Real_Time_Data.h"
+#include "Heatmap_Utils.h"
 #include "../render/Blend2D_Cache.h"
 #include <algorithm>
 #include <deque>
@@ -47,7 +48,7 @@ void Frequency_Trace_Control::paint(Painter& painter, const Render_State_View& v
     std::vector<PointF> points;
     points.reserve(samples.size());
     for(const auto& [tick, value] : samples)
-        points.push_back({x.coord_to_pixel(tick), y.coord_to_pixel(value)});
+        points.push_back(mapped_point(x, tick, y, value));
     painter.polyline(points, state.pen);
 }
 }