gxepd: use a crc to track damage !

2025-09-03 18:17:37 +02:00
parent cb3049e706
commit 9f97edcb21
4 changed files with 39 additions and 3 deletions
--- a/src/helpers/ui/GxEPDDisplay.h
+++ b/src/helpers/ui/GxEPDDisplay.h
@@ -17,6 +17,7 @@
 #define GxEPD2_DRIVER_CLASS GxEPD2_150_BN  // DEPG0150BN 200x200, SSD1681, (FPC8101), TTGO T5 V2.4.1

 #include <epd/GxEPD2_150_BN.h>  // 1.54" b/w
+#include <CRC32.h>

 #include "DisplayDriver.h"

@@ -29,6 +30,8 @@ class GxEPDDisplay : public DisplayDriver {
  bool _init = false;
  bool _isOn = false;
  uint16_t _curr_color;
+  CRC32 display_crc;
+  int last_display_crc_value = 0;

 public:
  // there is a margin in y...