implement scanner effect

This commit is contained in:
interfisch 2018-07-11 00:08:14 +02:00
parent ac6015cf65
commit f6b8fa4ff4
4 changed files with 138 additions and 0 deletions

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@ -7,6 +7,7 @@
#include <vector> #include <vector>
#include "wagon.h" #include "wagon.h"
#include "fx_scanner.h"
#define PIN D2 #define PIN D2
#define NUMPIXELS 600 #define NUMPIXELS 600
@ -39,6 +40,8 @@ int selectedpixel=-1; //-1 = none
uint8_t wagoncount=0; uint8_t wagoncount=0;
FX_Scanner effect;
//define config //define config
//#define RESPAWNWAGON //#define RESPAWNWAGON
@ -374,6 +377,9 @@ void checkSerial(){
}else{ }else{
Serial.println("Error: Value too high!"); Serial.println("Error: Value too high!");
} }
}else if (serialstring.equals("fx_scanner")){
Serial.println("Effect Scanner");
effect=FX_Scanner(NUMPIXELS,&strip,height,255,-200,strip.Color(100,0,0));
} }
} }
@ -411,12 +417,18 @@ void loop_achterbahn(){
strip.setPixelColor(i,c); strip.setPixelColor(i,c);
} }
//Wagons
for (std::vector<Wagon>::iterator it = wagon_arr.begin(); it != wagon_arr.end(); ++it) //all wagons for (std::vector<Wagon>::iterator it = wagon_arr.begin(); it != wagon_arr.end(); ++it) //all wagons
{ {
Wagon & w = *it; Wagon & w = *it;
w.updateGraphics(); w.updateGraphics();
} }
//Effects
if (effect.active()){
effect.updateGraphics();
}
strip.show(); strip.show();
} }
@ -445,6 +457,11 @@ void loop_achterbahn(){
wagoncount++; wagoncount++;
} }
} }
//Effects
if (effect.active()){
effect.updateRoutine(ROUTINEUPDATETIME);
}
} }

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@ -136,6 +136,11 @@ void setup() {
.setSize(100, 30); .setSize(100, 30);
cp5.addButton("FX_Scanner")
.setPosition(200, 200)
.setSize(100, 20);
myPort = new Serial(this, "/dev/ttyUSB0", 115200); myPort = new Serial(this, "/dev/ttyUSB0", 115200);
} }
@ -177,6 +182,12 @@ void SpawnRandom() {
} }
void FX_Scanner() {
String writeserial="fx_scanner\n";
myPort.write(writeserial);
}
void draw() { void draw() {

84
fx_scanner.cpp Normal file
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@ -0,0 +1,84 @@
#include "fx_scanner.h"
FX_Scanner::FX_Scanner(int numpixels,Adafruit_NeoPixel *strip,uint8_t *height,int startpos,float scannervel,uint32_t scannercolor)
{
_numpixels=numpixels;
_pos = startpos;
_strip=strip;
_height=height;
_vel=scannervel;
_scannercolor=scannercolor;
}
FX_Scanner::FX_Scanner()
{
_numpixels=0;
_pos = -1; //for active false
_strip=0;
_height=0;
_vel=0;
_scannercolor=0;
}
void FX_Scanner::updateRoutine(float updatedelayms)
{
_pos+=_vel*updatedelayms/1000.0;
}
void FX_Scanner::updateGraphics()
{
#define FEATHERDISTANCE 3 //in both directions
for(int i=0;i<_numpixels;i++){
float heightdistfromlaser=abs(_height[i]-_pos);
if (heightdistfromlaser<=FEATHERDISTANCE) {
uint8_t _r = _scannercolor >> 16;
uint8_t _g = _scannercolor >> 8;
uint8_t _b = _scannercolor;
float distmult=1.0-(heightdistfromlaser/FEATHERDISTANCE);
_r*=distmult;
_g*=distmult;
_b*=distmult;
uint32_t _pxcolor=_strip->getPixelColor(i); //get current color of that pixel
uint8_t _pxr = _pxcolor >> 16;
uint8_t _pxg = _pxcolor >> 8;
uint8_t _pxb = _pxcolor;
uint16_t _tmpr=_pxr+_r; //add colors
uint16_t _tmpg=_pxg+_g;
uint16_t _tmpb=_pxb+_b;
if (_tmpr>255){ //clamp
_tmpr=255;
}
if (_tmpg>255){
_tmpg=255;
}
if (_tmpb>255){
_tmpb=255;
}
_strip->setPixelColor(i,_tmpr,_tmpg,_tmpb); //draw pixel
}
}
}
bool FX_Scanner::active()
{
if (_pos>256 || _pos<0){
return false;
}
return true;
}
uint32_t FX_Scanner::Wheel(byte WheelPos,float brightness) {
WheelPos = 255 - WheelPos;
if(WheelPos < 85) {
return _strip->Color(255 - WheelPos * 3*brightness, 0, WheelPos * 3*brightness);
}
if(WheelPos < 170) {
WheelPos -= 85;
return _strip->Color(0, WheelPos * 3*brightness, 255 - WheelPos * 3*brightness);
}
WheelPos -= 170;
return _strip->Color(WheelPos * 3*brightness, 255 - WheelPos * 3*brightness, 0);
}

26
fx_scanner.h Normal file
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@ -0,0 +1,26 @@
#ifndef FX_SCANNER_H
#define FX_SCANNER_H
#include <Adafruit_NeoPixel.h>
#include <math.h>
class FX_Scanner
{
public:
FX_Scanner(int numpixels,Adafruit_NeoPixel *strip,uint8_t *height,int startpos,float scannervel,uint32_t scannercolor);
FX_Scanner();
void updateRoutine(float updatedelayms);
void updateGraphics();
uint32_t Wheel(byte WheelPos,float brightness);
bool active();
private:
int _numpixels;
Adafruit_NeoPixel *_strip;
float _pos;
float _vel;
uint8_t *_height;
uint32_t _scannercolor;
};
#endif