Дисплей

lib/epdiy/src/highlevel.c

@@ -264,11 +264,6 @@ enum EpdDrawError epd_hl_update_area(
 
     uint32_t t1 = esp_timer_get_time() / 1000;
 
-    diff_area.x = 0;
-    diff_area.y = 0;
-    diff_area.width = epd_width();
-    diff_area.height = epd_height();
-
     enum EpdDrawError err = EPD_DRAW_SUCCESS;
     err = epd_draw_base(
         epd_full_screen(),
@@ -283,11 +278,6 @@ enum EpdDrawError epd_hl_update_area(
 
     uint32_t t2 = esp_timer_get_time() / 1000;
 
-    diff_area.x = 0;
-    diff_area.y = 0;
-    diff_area.width = epd_width();
-    diff_area.height = epd_height();
-
     int buf_width = epd_width();
 
     for (int l = diff_area.y; l < diff_area.y + diff_area.height; l++) {
@@ -357,4 +347,4 @@ void epd_hl_waveform(EpdiyHighlevelState* state, const EpdWaveform* waveform) {
         waveform = epd_get_display()->default_waveform;
     }
     state->waveform = waveform;
-}
+}

lib/epdiy/src/render.c

@@ -469,7 +469,7 @@ EpdRect epd_difference_image_base(
             break;
     }
     for (max_x = x_end - 1; max_x >= crop_to.x; max_x--) {
-        uint8_t mask = min_x % 2 ? 0xF0 : 0x0F;
+        uint8_t mask = max_x % 2 ? 0xF0 : 0x0F;
         if ((col_dirtyness[max_x / 2] & mask) != 0)
             break;
     }