From 65a76c512e51a2c000c60005552ce7cd5347c88b Mon Sep 17 00:00:00 2001 From: Sam Guyer Date: Thu, 29 Apr 2021 08:50:22 -0400 Subject: Fix for issue where program calls setLEDs to change the number of LEDs --- src/platforms/esp/32/clockless_rmt_esp32.cpp | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/platforms/esp/32/clockless_rmt_esp32.cpp b/src/platforms/esp/32/clockless_rmt_esp32.cpp index 1b3b7d3f..c7691f69 100644 --- a/src/platforms/esp/32/clockless_rmt_esp32.cpp +++ b/src/platforms/esp/32/clockless_rmt_esp32.cpp @@ -84,10 +84,17 @@ ESP32RMTController::ESP32RMTController(int DATA_PIN, int T1, int T2, int T3, int // the PixelController object until show is called. uint8_t * ESP32RMTController::getPixelBuffer(int size_in_bytes) { + // -- Free the old buffer if it will be too small + if (mPixelData != 0 and mSize < size_in_bytes) { + free(mPixelData); + mPixelData = 0; + } + if (mPixelData == 0) { mSize = size_in_bytes; mPixelData = (uint8_t *) malloc(mSize); } + return mPixelData; } -- cgit v1.2.3