/* CALCULATE COORDINATES: Determine new x-y coords given a start x-y and
a distance and direction */
public static void calcCoords(int index, int x, int y, double dist, double dirn) {
while (dirn < 0.0) dirn = 360.0 + dirn;
while (dirn > 360.0) dirn = dirn - 360.0;
// System.out.println("dirn = " + dirn);
// North-East
if (dirn <= 90.0) {
xValues[index] = x + (int) (Math.sin(Math.toRadians(dirn)) * dist);
yValues[index] = y - (int) (Math.cos(Math.toRadians(dirn)) * dist);
return;
}
// South-East
if (dirn <= 180.0) {
xValues[index] = x + (int) (Math.cos(Math.toRadians(dirn - 90)) * dist);
yValues[index] = y + (int) (Math.sin(Math.toRadians(dirn - 90)) * dist);
return;
}
// South-West
if (dirn <= 90.0) {
xValues[index] = x - (int) (Math.sin(Math.toRadians(dirn - 180)) * dist);
yValues[index] = y + (int) (Math.cos(Math.toRadians(dirn - 180)) * dist);
}
// Nort-West
else {
xValues[index] = x - (int) (Math.cos(Math.toRadians(dirn - 270)) * dist);
yValues[index] = y - (int) (Math.sin(Math.toRadians(dirn - 270)) * dist);
}
}
public void run() {
while (running) {
if (!paused) {
if (mode == 0) {
for (double i = 0; i < 3.14f; i = i + 0.1f) {
for (int j = 0; j < 12; j++) {
double osc = Math.sin(i) * 127;
int value = (int) osc;
MIDILight(j, value);
}
delay(30);
}
for (double i = 3.14f; i >= 0; i = i - 0.1f) {
for (int j = 0; j < 12; j++) {
double osc = Math.sin(i) * 127;
int value = (int) osc;
MIDILight(j, value);
}
delay(30);
}
} else if (mode == 1) {
for (int j = 0; j < 12; j++) {
MIDILight(j, 127);
}
mode = 1000;
} else if (mode == 2) {
for (int j = 0; j < 12; j++) {
MIDILight(j, 0);
}
mode = 1000;
} else if (mode == 3) {
int controller = (int) random(12);
int randomValue = (int) random(127);
MIDILight(controller, randomValue);
delay(30);
} else if (mode == 4) {
for (int i = 0; i < 64; i++) {
for (int j = 0; j < 12; j++) {
MIDILight(j, i * 2);
}
delay(20);
}
for (int i = 63; i >= 0; i--) {
for (int j = 0; j < 12; j++) {
MIDILight(j, i * 2);
}
delay(20);
}
} else {
delay(10);
// FIX THIS. WITHOUT THIS THE CPU USE GOES THROUGH THE ROOF. NEED A WAY
// TO SLEEP THIS THREAD WHEN IT'S NOT IN USE.
}
}
}
System.out.println(id + " thread is done!");
}
public static void drawLine(Graphics g, int x1, int y1, int x2, int y2, int lineWidth) {
if (lineWidth == 1) g.drawLine(x1, y1, x2, y2);
else {
double angle;
double halfWidth = ((double) lineWidth) / 2.0;
double deltaX = (double) (x2 - x1);
double deltaY = (double) (y2 - y1);
if (x1 == x2) angle = Math.PI;
else angle = Math.atan(deltaY / deltaX) + Math.PI / 2;
int xOffset = (int) (halfWidth * Math.cos(angle));
int yOffset = (int) (halfWidth * Math.sin(angle));
int[] xCorners = {x1 - xOffset, x2 - xOffset + 1, x2 + xOffset + 1, x1 + xOffset};
int[] yCorners = {y1 - yOffset, y2 - yOffset, y2 + yOffset + 1, y1 + yOffset + 1};
g.fillPolygon(xCorners, yCorners, 4);
}
}
/** Rotate theta degrees around the y axis */
void yrot(double theta) {
theta *= (pi / 180);
double ct = Math.cos(theta);
double st = Math.sin(theta);
double Nxx = (xx * ct + zx * st);
double Nxy = (xy * ct + zy * st);
double Nxz = (xz * ct + zz * st);
double Nxo = (xo * ct + zo * st);
double Nzx = (zx * ct - xx * st);
double Nzy = (zy * ct - xy * st);
double Nzz = (zz * ct - xz * st);
double Nzo = (zo * ct - xo * st);
xo = Nxo;
xx = Nxx;
xy = Nxy;
xz = Nxz;
zo = Nzo;
zx = Nzx;
zy = Nzy;
zz = Nzz;
}
/** Rotate theta degrees about the z axis */
void zrot(double theta) {
theta *= pi / 180;
double ct = Math.cos(theta);
double st = Math.sin(theta);
double Nyx = (yx * ct + xx * st);
double Nyy = (yy * ct + xy * st);
double Nyz = (yz * ct + xz * st);
double Nyo = (yo * ct + xo * st);
double Nxx = (xx * ct - yx * st);
double Nxy = (xy * ct - yy * st);
double Nxz = (xz * ct - yz * st);
double Nxo = (xo * ct - yo * st);
yo = Nyo;
yx = Nyx;
yy = Nyy;
yz = Nyz;
xo = Nxo;
xx = Nxx;
xy = Nxy;
xz = Nxz;
}
/** Rotate theta degrees about the x axis */
void xrot(double theta) {
theta *= (pi / 180);
double ct = Math.cos(theta);
double st = Math.sin(theta);
double Nyx = (yx * ct + zx * st);
double Nyy = (yy * ct + zy * st);
double Nyz = (yz * ct + zz * st);
double Nyo = (yo * ct + zo * st);
double Nzx = (zx * ct - yx * st);
double Nzy = (zy * ct - yy * st);
double Nzz = (zz * ct - yz * st);
double Nzo = (zo * ct - yo * st);
yo = Nyo;
yx = Nyx;
yy = Nyy;
yz = Nyz;
zo = Nzo;
zx = Nzx;
zy = Nzy;
zz = Nzz;
}
private int xCor(int len, double dir) {
return (int) (len * Math.sin(dir));
}