60 lines
1.1 KiB
C++
60 lines
1.1 KiB
C++
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#include "fx_flash.h"
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#include "effect.h"
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#define FLASHTIME 10 //in ms
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FX_Flash::FX_Flash(int numpixels,Adafruit_NeoPixel *strip,uint32_t flashcolor)
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{
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_numpixels=numpixels;
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_strip=strip;
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_flashcolor=flashcolor;
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_starttime=millis();
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}
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FX_Flash::FX_Flash()
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{
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}
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void FX_Flash::updateRoutine(float updatedelayms)
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{
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}
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void FX_Flash::updateGraphics()
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{
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for(int i=0;i<_numpixels;i++){
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uint8_t _r = _flashcolor >> 16;
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uint8_t _g = _flashcolor >> 8;
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uint8_t _b = _flashcolor;
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uint32_t _pxcolor=_strip->getPixelColor(i); //get current color of that pixel
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uint8_t _pxr = _pxcolor >> 16;
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uint8_t _pxg = _pxcolor >> 8;
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uint8_t _pxb = _pxcolor;
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uint16_t _tmpr=_pxr+_r; //add colors
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uint16_t _tmpg=_pxg+_g;
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uint16_t _tmpb=_pxb+_b;
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if (_tmpr>255){ //clamp
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_tmpr=255;
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}
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if (_tmpg>255){
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_tmpg=255;
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}
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if (_tmpb>255){
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_tmpb=255;
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}
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_strip->setPixelColor(i,_tmpr,_tmpg,_tmpb); //draw pixel
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}
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}
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bool FX_Flash::active()
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{
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if (millis()-_starttime>FLASHTIME){
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return false;
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}
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return true;
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}
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