Add CustomEffects as usermod: step 1: c compiles

- Only C part, it only compiles
- UI to be done
- Needs to be tested

wled00/FX.h

@@ -634,6 +634,8 @@ typedef struct Segment {
 } segment;
 //static int segSize = sizeof(Segment);
 
+#define floatNull -32768 //WLEDSR Custom Effects
+
 // main "strip" class
 class WS2812FX {  // 96 bytes
   typedef uint16_t (*mode_ptr)(void); // pointer to mode function
@@ -898,6 +900,12 @@ class WS2812FX {  // 96 bytes
 
     void
       estimateCurrentAndLimitBri(void);
+
+  public:
+    //WLEDSR Custom Effects
+    float arti_external_function(uint8_t function, float par1 = floatNull, float par2 = floatNull, float par3 = floatNull, float par4 = floatNull, float par5 = floatNull);
+    float arti_get_external_variable(uint8_t variable, float par1 = floatNull, float par2 = floatNull, float par3 = floatNull);
+    void arti_set_external_variable(float value, uint8_t variable, float par1 = floatNull, float par2 = floatNull, float par3 = floatNull);
 };
 
 extern const char JSON_mode_names[];

wled00/const.h

@@ -80,6 +80,7 @@
 #define USERMOD_ID_SI7021_MQTT_HA        29     //Usermod "usermod_si7021_mqtt_ha.h"
 #define USERMOD_ID_BME280                30     //Usermod "usermod_bme280.h
 #define USERMOD_ID_AUDIOREACTIVE         31     //Usermod "audioreactive.h"
+#define USERMOD_ID_CUSTOMEFFECTS         32     //Usermod "usermod_v2_customeffects.h"
 
 //Access point behavior
 #define AP_BEHAVIOR_BOOT_NO_CONN          0     //Open AP when no connection after boot

wled00/usermods_list.cpp

@@ -139,6 +139,10 @@
 #include "../usermods/audioreactive/audio_reactive.h"
 #endif
 
+#ifdef USERMOD_CUSTOMEFFECTS
+#include "../usermods/customeffects/usermod_v2_customeffects.h"
+#endif
+
 void registerUsermods()
 {
 /*
@@ -265,4 +269,9 @@ void registerUsermods()
     #endif
   usermods.add(new AudioReactive());
   #endif
+
+  #ifdef USERMOD_CUSTOMEFFECTS
+  usermods.add(new CustomEffectsUserMod());
+  #endif
+  
 }