From 523f5dc34684448558fc576b1cca46c50657a1fc Mon Sep 17 00:00:00 2001
From: wendtalexander <wendtalexander@protonmail.com>
Date: Thu, 10 Oct 2024 09:58:54 +0200
Subject: [PATCH] [ui/plot] rewriting continous plot, plotting chucks of the
 buffer

---
 pyrelacs/ui/plots/continously.py | 58 +++++++++-----------------------
 1 file changed, 15 insertions(+), 43 deletions(-)

diff --git a/pyrelacs/ui/plots/continously.py b/pyrelacs/ui/plots/continously.py
index e6644ba..f851e21 100644
--- a/pyrelacs/ui/plots/continously.py
+++ b/pyrelacs/ui/plots/continously.py
@@ -19,76 +19,48 @@ class Continously:
         self.figure.setBackground("w")
         self.daq_plot = self.figure.addPlot(row=0, col=0)
         pen = pg.mkPen("red")
-        # self.time = np.zeros(self.buffer.size)
-        # self.data = np.zeros(self.buffer.size)
+        self.time = np.zeros(self.buffer.size)
+        self.data = np.zeros(self.buffer.size)
         self.line = self.daq_plot.plot(
-            # self.time,
-            [0],
+            self.time,
+            self.data,
             pen=pen,
-            setCliptoView=True,
-            symbol="o",
+            # symbol="o",
         )
 
-        # self.item = 0
-        # while self.buffer.totalcount() < 3_000_000:
-        #     log.debug(self.buffer.totalcount())
-        #     self.time = np.roll(self.time, -1)
-        #     self.data = np.roll(self.data, -1)
-        #     try:
-        #         item, time_index = self.buffer.get(self.item)
-        #     except IndexError:
-        #         item = 0
-        #         time_index = 0
-        #     self.time[-1] = time_index
-        #     self.data[-1] = item
-        #     self.line.setData(self.time, self.data)
-        #     self.item += 1
-
-        self.plot_index = 0
-        self.CHUNK_PLOT = 1000
+        # self.plot_index = 0
+        self.CHUNK_PLOT = 1_000
         self.timer = QTimer()
         self.timer.setInterval(200)
         self.timer.timeout.connect(self.update_plot)
         self.timer.start()
 
-        # self.update_plot()
-
     def update_plot(self):
         log.debug(self.buffer.totalcount())
-
         if self.buffer.totalcount() > self.CHUNK_PLOT:
-
             log.debug(self.buffer.totalcount())
             try:
-                # item, time_index = self.buffer.get(self.buffer.write_index() - 1)
-                items = self.buffer.read(
-                    self.buffer.write_index() - self.CHUNK_PLOT, count=self.CHUNK_PLOT
+                times, items = self.buffer.read(
+                    self.buffer.write_index() - self.CHUNK_PLOT, extend=self.CHUNK_PLOT
                 )
-                # times = (np.arange(len(items)) / self.buffer.samplerate) + self.time[-1]
-
-            except IndexError:
-                item = 0
+            except IndexError as e:
                 items = np.zeros(self.CHUNK_PLOT)
                 times = np.zeros(self.CHUNK_PLOT)
-                # log.debug("Stopping the timer")
-                # self.timer.stop()
-                time_index = 0
                 log.debug("No Data Available")
+                log.debug(f"Index Error {e}")
+
             # self.time = np.roll(self.time, -len(items))
             # self.data = np.roll(self.data, -len(items))
             #
-            # # self.time[-len(times) :] = times
+            # self.time[-len(times) :] = times
             # self.data[-len(items) :] = items
 
             self.line.setData(
-                # self.time,
+                times,
                 items,
             )
-            self.plot_index += len(items)
+            # self.plot_index += len(items)
         else:
-            # self.timer.stop()
-            # embed()
-            # exit()
             pass
 
     def stop_plotting(self):