my favourite HUB75 buildenv [env:esp32_4MB_V4_HUB75_forum]

platformio.ini

@@ -187,6 +187,7 @@ build_flags =
   -D DECODE_SONY=true
   -D DECODE_SAMSUNG=true
   -D DECODE_LG=true
+  -D FASTLED_NO_FASTLED
   ;-Dregister= # remove warnings in C++17 due to use of deprecated register keyword by the FastLED library ;; warning: this breaks framework code on ESP32-C3 and ESP32-S2
   -DWLED_USE_MY_CONFIG
   ; -D USERMOD_SENSORSTOMQTT
@@ -240,6 +241,8 @@ upload_speed = 115200
 lib_compat_mode = strict
 lib_deps =
     fastled/FastLED @ 3.6.0
+    ;; fastled/FastLED @ 3.7.1
+    ;; https://github.com/softhack007/FastLED.git#ESP32-C6 ;; patched version needed for -C6
     IRremoteESP8266 @ 2.8.2
     ;;makuna/NeoPixelBus @ 2.7.5 ;; WLEDMM will be added in board specific sections
     ;;https://github.com/Aircoookie/ESPAsyncWebServer.git @ ~2.0.7
@@ -1602,6 +1605,67 @@ lib_deps = ${esp32_4MB_V4_S_base.esp32_lib_deps}
 lib_ignore = IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
  ; RAM:   [===       ]  28.1% (used 91960 bytes from 327680 bytes)
  ; Flash: [==========]  97.8% (used 1537777 bytes from 1572864 bytes)
+
+;; softhack007: my favourite HUB75 buildenv - fastest possible
+[env:esp32_4MB_V4_HUB75_forum]
+extends = esp32_4MB_V4_S_base
+platform_packages = ${esp32_4MB_V4_S_base.platform_packages}
+;;  toolchain-xtensa-esp32@~11.2 ;; for trying out newer gcc @11.2.0+2022r1       ;; 25fps -> 30fps;;  FastLED 3.7.1 required !!
+
+build_unflags = ${esp32_4MB_V4_S_base.build_unflags}
+  ${Speed_Flags.build_unflags}  ;; to override -Os
+  ;; -D WLED_ENABLE_DMX_INPUT
+  -DARDUINO_EVENT_RUNNING_CORE=1
+  ;;-DCORE_DEBUG_LEVEL=0
+  ;; -D NDEBUG
+  -D NO_CIE1931 ;; Do use LED brightness compensation described in CIE 1931
+
+build_flags = ${esp32_4MB_V4_S_base.esp32_build_flags}
+  ;; -Wsuggest-attribute=const -Wsuggest-attribute=pure
+  ;; -Wmissing-noreturn -Wmissing-return
+  ;; -Wall -Wextra 
+  -Wno-unused-value -Wno-format -Wno-type-limits
+  -D WLED_RELEASE_NAME=esp32_4MB_V4_HUB75
+  ${Speed_Flags.build_flags}  ;; -O2 -> optimize for speed instead of size
+  ;; -D DEBUG
+  -D WLED_WATCHDOG_TIMEOUT=0 #-D WLED_DISABLE_BROWNOUT_DET
+  -D ARDUINO_USB_CDC_ON_BOOT=0 ; needed for arduino-esp32 >=2.0.4; avoids errors on startup
+  -D WLEDMM_FASTPATH ; WLEDMM experimental option. Reduces audio lag (latency), and allows for faster LED framerates. May break compatibility with previous versions.
+  -D WLED_DISABLE_LOXONE
+  -D WLED_DISABLE_ALEXA
+  -D WLED_DISABLE_HUESYNC
+  -D WLED_DISABLE_MQTT
+  -D WLED_DISABLE_INFRARED
+  -D WLED_DISABLE_ADALIGHT
+  ;; -D WLED_DEBUG
+  ;; -D SR_DEBUG
+  -D WLED_BOOTUPDELAY=350
+  -D WLED_ENABLE_HUB75MATRIX -DESP32_FORUM_PINOUT 
+  ;; -D HUB75_NO_DOUBLEBUFFER ;; -D PIXEL_COLOUR_DEPTH_BITS=12
+  ${common_mm.animartrix_build_flags}
+  ;;-DARDUINO_EVENT_RUNNING_CORE=0  ;; assign Wifi to core0, to have more CPU on core#1 (arduino loop)
+  ;;-DARDUINO_RUNNING_CORE=1        ;; should be default, but does not hurt
+  -DCONFIG_MBEDTLS_DYNAMIC_BUFFER=1 ;; optional - seems to move more buffers into PSRAM
+  ;; -D CONFIG_ESP32_REV_MIN=3  ;;  disables PSRAM bug workarounds in the core, reducing the code size and improving overall performance.
+  -D JSON_BUFFER_SIZE=18432 -D MIN_HEAP_SIZE=6144
+  -D MAX_SEGMENT_DATA=40960  ;; default 32767
+  -D WLEDMM_SAVE_FLASH
+  -D WLED_DISABLE_BROWNOUT_DET
+  ;;-DCORE_DEBUG_LEVEL=1
+  ;;-D WLED_DISABLE_PARTICLESYSTEM1D
+  ;;-D WLED_DISABLE_PARTICLESYSTEM2D
+  ;;-D WLED_DISABLE_PARTICLESYSTEM_BUFFER
+
+lib_deps = ${esp32_4MB_V4_S_base.esp32_lib_deps}
+    ${common_mm.animartrix_lib_deps}
+lib_ignore = IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
+  ;; ${common_mm.DMXin_lib_ignore}
+
+board_build.partitions = ${esp32.big_partitions}
+board_build.f_flash = 80000000L ; use full 80MHz speed for flash (default = 40Mhz) 
+board_build.flash_mode = qio ; (dio = dual i/o; more compatible than qio = quad i/o)
+
+
 ; compiled with ESP-IDF 4.4.1
 [env:esp32_4MB_V4_M]
 extends = esp32_4MB_V4_M_base

wled00/FX.h

@@ -87,11 +87,13 @@ bool strip_uses_global_leds(void) __attribute__((pure));  // WLEDMM implemented
   #ifndef MAX_NUM_SEGMENTS
     #define MAX_NUM_SEGMENTS  32
   #endif
+  #ifndef MAX_SEGMENT_DATA
   #if defined(ARDUINO_ARCH_ESP32S2)
     #define MAX_SEGMENT_DATA  24576
   #else
     #define MAX_SEGMENT_DATA  32767
   #endif
+  #endif
 #endif
 
 /* How much data bytes each segment should max allocate to leave enough space for other segments,