A number of changes to try to get to the point where I could use Wokwi for some basic testing of animations

src/main.cpp

@@ -1,7 +1,9 @@
 #include <Arduino.h>
 
+#ifdef CORE_TEENSY
 #include "MatrixHardware_Teensy3_ShieldV1toV3.h"
 #include "SmartMatrix.h"
+#endif
 
 #include "FastLED.h"
 #include "LEDHAL.h"
@@ -12,6 +14,8 @@
 
 #define NUMLEDS 24
 
+
+#ifdef CORE_TEENSY
 #define COLOR_DEPTH 24                  // known working: 24, 48 - If the sketch uses type `rgb24` directly, COLOR_DEPTH must be 24
 
 const uint8_t kMatrixWidth = 96;        // known working: 32, 64, 96, 128
@@ -25,7 +29,7 @@ const uint8_t kScrollingLayerOptions = (SM_SCROLLING_OPTIONS_NONE);
 
 SMARTMATRIX_ALLOCATE_BUFFERS(matrix, kMatrixWidth, kMatrixHeight, kRefreshDepth, kDmaBufferRows, kPanelType, kMatrixOptions);
 SMARTMATRIX_ALLOCATE_BACKGROUND_LAYER(backgroundLayer, kMatrixWidth, kMatrixHeight, COLOR_DEPTH, kBackgroundLayerOptions);
-
+#endif
 
 CRGB leds[NUMLEDS];
 CRGB leds2[NUMLEDS];
@@ -37,21 +41,10 @@ LEDHAL* hal;
 LEDHAL2D* hal2D;
 LEDHAL2D* smHAL;
 
-rgb24 canRGB24Translate(rgb24 color) {
-  color.red = 0;
-
-  return color;
-}
-
 void setup() {
   CLEDController* controller = &FastLED.addLeds<NEOPIXEL, 6>(leds, NUMLEDS);
-  CLEDController* controller2d = &FastLED.addLeds<NEOPIXEL, 7>(leds2, NUMLEDS);
 
   hal = new CLEDControllerPhysicalStrip(controller, "Test Strip");
-  hal2D = new CLEDControllerPhysicalMatrix(controller2d, "Test Matrix", ArrangementType::COLUMNSERPENTINE, 6, 4);
-  smHAL = new SmartMatrixPhysicalMatrix(&backgroundLayer, "Test SM Matrix", kMatrixWidth, kMatrixHeight);
-
-  canRGB24Translate(someColor);
 }
 
 void loop() {