Applay striped buffer approach to save memory

2026-05-22 16:00:55 +02:00
parent 21aa367b65
commit 9f34adcf99
6 changed files with 396 additions and 122 deletions
@@ -55,6 +55,12 @@ class HalDisplay {

  void displayGrayBuffer(bool turnOffScreen = false);

+  // Tiled grayscale: stream one band of a plane (lsbPlane selects LSB/MSB RAM)
+  // straight to the controller; supportsStripGrayscale() gates the path. See
+  // EInkDisplay::writeGrayscalePlaneStrip.
+  void writeGrayscalePlaneStrip(bool lsbPlane, const uint8_t* rows, uint16_t yStart, uint16_t numRows);
+  bool supportsStripGrayscale() const;
+
  // Runtime geometry passthrough
  uint16_t getDisplayWidth() const;
  uint16_t getDisplayHeight() const;