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Merge pull request #4594 from DedeHai/perlin_noise

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Adding perlin noise replacement for fastled functions
This commit is contained in:
Damian Schneider
2025-03-26 07:40:40 +01:00
committed by Frank
parent 1cb7ebfd6e
commit fe574aef91
2 changed files with 196 additions and 2 deletions
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19
wled00/fcn_declare.h
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@@ -395,6 +395,15 @@ void userConnected();
void userLoop();
//util.cpp
#ifdef ESP8266
#define HW_RND_REGISTER RANDOM_REG32
#else // ESP32 family
#include "soc/wdev_reg.h"
#define HW_RND_REGISTER REG_READ(WDEV_RND_REG)
#endif
#define inoise8 perlin8 // fastled legacy alias
#define inoise16 perlin16 // fastled legacy alias
#define hex2int(a) (((a)>='0' && (a)<='9') ? (a)-'0' : ((a)>='A' && (a)<='F') ? (a)-'A'+10 : ((a)>='a' && (a)<='f') ? (a)-'a'+10 : 0)
int getNumVal(const String* req, uint16_t pos);
void parseNumber(const char* str, byte* val, byte minv=0, byte maxv=255);
bool getVal(JsonVariant elem, byte* val, byte minv=0, byte maxv=255);
@@ -424,6 +433,16 @@ um_data_t* simulateSound(uint8_t simulationId);
uint8_t get_random_wheel_index(uint8_t pos);
CRGB getCRGBForBand(int x, uint8_t *fftResult, int pal); //WLEDMM netmindz ar palette
char *cleanUpName(char *in); // to clean up a name that was read from file
uint32_t hashInt(uint32_t s);
int32_t perlin1D_raw(uint32_t x, bool is16bit = false);
int32_t perlin2D_raw(uint32_t x, uint32_t y, bool is16bit = false);
int32_t perlin3D_raw(uint32_t x, uint32_t y, uint32_t z, bool is16bit = false);
uint16_t perlin16(uint32_t x);
uint16_t perlin16(uint32_t x, uint32_t y);
uint16_t perlin16(uint32_t x, uint32_t y, uint32_t z);
uint8_t perlin8(uint16_t x);
uint8_t perlin8(uint16_t x, uint16_t y);
uint8_t perlin8(uint16_t x, uint16_t y, uint16_t z);
// fast (true) random numbers using hardware RNG, all functions return values in the range lowerlimit to upperlimit-1
// note: for true random numbers with high entropy, do not call faster than every 200ns (5MHz)