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README.md in 3 languages, with detailed instructions #3

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de9b4ce
README.md in 3 languages, with links
ChrisTorng Aug 12, 2020
32af1e4
README.md fix
ChrisTorng Aug 13, 2020
302455b
Add detailed instructions in README.md.
ChrisTorng Aug 13, 2020
0582676
README.md adds Windows sharing MIDI instruction
ChrisTorng Aug 14, 2020
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286 changes: 143 additions & 143 deletions PianoVisualizer.pde
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Original file line number Diff line number Diff line change
@@ -1,143 +1,143 @@
import themidibus.*; //Import the midibus library
MidiBus myBus; // The MidiBus

boolean nowPedaling = false; // is it pedaling?（不要動）
int[] isKeyOn = new int[128]; // what notes are being pressed (1 or 0)（不要動）
float[] isFilled = new float[128]; // not used (yet)（不要動）
int[] isPedaled = new int[128]; // what notes are pedaled (1 or 0)（不要動）
color keyOnColor; // set it in setup()
color pedaledColor; // set it in setup()

int[] isBlack = {0, 11, 0, 13, 0, 0, 11, 0, 12, 0, 13, 0}; // 是黑鍵嗎？是的話，相對左方的白鍵位移多少？(default: {0, 11, 0, 13, 0, 0, 11, 0, 12, 0, 13, 0}）
int border = 3; // 左方留空幾個畫素？(default: 3)
int whiteKeyWidth = 20; // 白鍵多寬？(default: 20)
int whiteKeySpace = 1; // 白鍵間的縫隙多寬？(default: 1)
int blackKeyWidth = 17; // 黑鍵多寬？(default: 17)
int blackKeyHeight = 45; // 黑鍵多高？(default: 45)
int radius = 5; // 白鍵圓角(default: 5)
int bRadius = 4; // 黑鍵圓角(default: 4)
int keyAreaY = 3; // 白鍵從 Y 軸座標多少開始？(default: 3)
int keyAreaHeight = 70; // 白鍵多高？(default: 70)
boolean rainbowMode = false; // 彩虹模式 (default: false)

void setup() {
int winWidth = (whiteKeyWidth+whiteKeySpace)*52 + (border*2); // recommended window width
int winHeight = keyAreaHeight + (keyAreaY*2); // recommended window width
println("Recommended window size: ", winWidth, winHeight); // 建議的視窗大小（顯示於 Console）
size(1098, 76, FX2D); // 視窗大小 (default: 1098, 76)
colorMode(HSB, 360, 100, 100, 100);
keyOnColor = color(326, 100, 100, 100); // <---- 編輯這裡換「按下時」的顏色！[HSB Color Mode]
pedaledColor = color(326, 70, 60, 100); // <---- 編輯這裡換「踏板踩住」的顏色！[HSB Color Mode]
smooth(2);
frameRate(60);
initKeys();
MidiBus.list(); // 啟動時會列出 MIDI 輸入/輸出 設備，記下你想用的 MIDI 輸入編號，設定在下一行。
myBus = new MidiBus(this, 4, -1); // 編輯「this 後面那個數字」選擇 MIDI 輸入設備。
}

void draw() {
background(0, 0, 30, 100);
drawWhiteKeys();
drawBlackKeys();
}

void initKeys() {
for (int i = 0; i<128; i++) {
isKeyOn[i] = 0;
isFilled[i] = 0.0;
isPedaled[i] = 0;
}
}

void drawWhiteKeys() {
int wIndex = 0; // white key index
stroke(0, 0, 0);
strokeWeight(1);
for (int i = 21; i < 109; i++) {
if (isBlack[i % 12] == 0) {
// it's a white key
if (isKeyOn[i] == 1 && !rainbowMode) {
fill(keyOnColor); // keypressed
} else if (isKeyOn[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 100, 100); // rainbowMode
} else if (isPedaled[i] == 1 && !rainbowMode) {
fill(pedaledColor); // pedaled
} else if (isPedaled[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 70, 100); // pedaled rainbowMode
} else {
fill(0, 0, 100); // white key
}
int thisX = border + wIndex*(whiteKeyWidth+whiteKeySpace);
rect(thisX, keyAreaY, whiteKeyWidth, keyAreaHeight, radius);
// println(wIndex);
wIndex++;
}
}
}

void drawBlackKeys() {
int wIndex = 0; // white key index
stroke(0, 0, 0);

strokeWeight(1.5);

for (int i = 21; i < 109; i++) {
if (isBlack[i % 12] == 0) {
// it's a white key
wIndex++;
}

if (isBlack[i % 12] > 0) {
// it's a black key
if (isKeyOn[i] == 1 && !rainbowMode) {
fill(keyOnColor); // keypressed
} else if (isKeyOn[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 100, 100); // rainbowMode
} else if (isPedaled[i] == 1 && !rainbowMode) {
fill(pedaledColor); // pedaled
} else if (isPedaled[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 70, 100); // pedaled rainbowMode
} else {
fill(0, 0, 0); // white key
}


int thisX = border + (wIndex-1)*(whiteKeyWidth+whiteKeySpace) + isBlack[i % 12];
rect(thisX, keyAreaY-1, blackKeyWidth, blackKeyHeight, bRadius);
}
}
}

void noteOn(int channel, int pitch, int velocity) {
// Receive a noteOn
isKeyOn[pitch] = 1;
isFilled[pitch] = 100;
if (nowPedaling) {
isPedaled[pitch] = 1;
}
}

void noteOff(int channel, int pitch, int velocity) {
// Receive a noteOff
isKeyOn[pitch] = 0;
isFilled[pitch] = 0;
}

void controllerChange(int channel, int number, int value) {
// Receive a controllerChange
if (number == 64 && value >= 64) {
nowPedaling = true;
for (int i = 0; i<128; i++) {
// copy key on to pedal
isPedaled[i] = isKeyOn[i];
}
}

if (number == 64 && value < 64) {
nowPedaling = false;
for (int i = 0; i<128; i++) {
// reset isPedaledlin
isPedaled[i] = 0;
}
}
}
import themidibus.*; //Import the midibus library
MidiBus myBus; // The MidiBus
boolean nowPedaling = false; // is it pedaling?（不要動）
int[] isKeyOn = new int[128]; // what notes are being pressed (1 or 0)（不要動）
float[] isFilled = new float[128]; // not used (yet)（不要動）
int[] isPedaled = new int[128]; // what notes are pedaled (1 or 0)（不要動）
color keyOnColor; // set it in setup()
color pedaledColor; // set it in setup()
int[] isBlack = {0, 11, 0, 13, 0, 0, 11, 0, 12, 0, 13, 0}; // 是黑鍵嗎？是的話，相對左方的白鍵位移多少？(default: {0, 11, 0, 13, 0, 0, 11, 0, 12, 0, 13, 0}）
int border = 3; // 左方留空幾個畫素？(default: 3)
int whiteKeyWidth = 20; // 白鍵多寬？(default: 20)
int whiteKeySpace = 1; // 白鍵間的縫隙多寬？(default: 1)
int blackKeyWidth = 17; // 黑鍵多寬？(default: 17)
int blackKeyHeight = 45; // 黑鍵多高？(default: 45)
int radius = 5; // 白鍵圓角(default: 5)
int bRadius = 4; // 黑鍵圓角(default: 4)
int keyAreaY = 3; // 白鍵從 Y 軸座標多少開始？(default: 3)
int keyAreaHeight = 70; // 白鍵多高？(default: 70)
boolean rainbowMode = false; // 彩虹模式 (default: false)
void setup() {
int winWidth = (whiteKeyWidth+whiteKeySpace)*52 + (border*2); // recommended window width
int winHeight = keyAreaHeight + (keyAreaY*2); // recommended window width
println("Recommended window size: ", winWidth, winHeight); // 建議的視窗大小（顯示於 Console）
size(1098, 76, FX2D); // 視窗大小 (default: 1098, 76)
colorMode(HSB, 360, 100, 100, 100);
keyOnColor = color(326, 100, 100, 100); // <---- 編輯這裡換「按下時」的顏色！[HSB Color Mode]
pedaledColor = color(326, 70, 60, 100); // <---- 編輯這裡換「踏板踩住」的顏色！[HSB Color Mode]
smooth(2);
frameRate(60);
initKeys();
MidiBus.list(); // 啟動時會列出 MIDI Input/Output 裝置，記下你想用的 MIDI Input 裝置名稱，設定在下一行。
myBus = new MidiBus(this, "MIDI Input device name", -1); // 將「MIDI Input device name」代換成你的 MIDI Input 裝置。
}
void draw() {
background(0, 0, 30, 100);
drawWhiteKeys();
drawBlackKeys();
}
void initKeys() {
for (int i = 0; i<128; i++) {
isKeyOn[i] = 0;
isFilled[i] = 0.0;
isPedaled[i] = 0;
}
}
void drawWhiteKeys() {
int wIndex = 0; // white key index
stroke(0, 0, 0);
strokeWeight(1);
for (int i = 21; i < 109; i++) {
if (isBlack[i % 12] == 0) {
// it's a white key
if (isKeyOn[i] == 1 && !rainbowMode) {
fill(keyOnColor); // keypressed
} else if (isKeyOn[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 100, 100); // rainbowMode
} else if (isPedaled[i] == 1 && !rainbowMode) {
fill(pedaledColor); // pedaled
} else if (isPedaled[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 70, 100); // pedaled rainbowMode
} else {
fill(0, 0, 100); // white key
}
int thisX = border + wIndex*(whiteKeyWidth+whiteKeySpace);
rect(thisX, keyAreaY, whiteKeyWidth, keyAreaHeight, radius);
// println(wIndex);
wIndex++;
}
}
}
void drawBlackKeys() {
int wIndex = 0; // white key index
stroke(0, 0, 0);
strokeWeight(1.5);
for (int i = 21; i < 109; i++) {
if (isBlack[i % 12] == 0) {
// it's a white key
wIndex++;
}
if (isBlack[i % 12] > 0) {
// it's a black key
if (isKeyOn[i] == 1 && !rainbowMode) {
fill(keyOnColor); // keypressed
} else if (isKeyOn[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 100, 100); // rainbowMode
} else if (isPedaled[i] == 1 && !rainbowMode) {
fill(pedaledColor); // pedaled
} else if (isPedaled[i] == 1 && rainbowMode) {
fill(map(i, 21, 108, 0, 1080)%360, 100, 70, 100); // pedaled rainbowMode
} else {
fill(0, 0, 0); // white key
}
int thisX = border + (wIndex-1)*(whiteKeyWidth+whiteKeySpace) + isBlack[i % 12];
rect(thisX, keyAreaY-1, blackKeyWidth, blackKeyHeight, bRadius);
}
}
}
void noteOn(int channel, int pitch, int velocity) {
// Receive a noteOn
isKeyOn[pitch] = 1;
isFilled[pitch] = 100;
if (nowPedaling) {
isPedaled[pitch] = 1;
}
}
void noteOff(int channel, int pitch, int velocity) {
// Receive a noteOff
isKeyOn[pitch] = 0;
isFilled[pitch] = 0;
}
void controllerChange(int channel, int number, int value) {
// Receive a controllerChange
if (number == 64 && value >= 64) {
nowPedaling = true;
for (int i = 0; i<128; i++) {
// copy key on to pedal
isPedaled[i] = isKeyOn[i];
}
}
if (number == 64 && value < 64) {
nowPedaling = false;
for (int i = 0; i<128; i++) {
// reset isPedaledlin
isPedaled[i] = 0;
}
}
}
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