week15_1_multiple_windowsAdd commentMore actions
void setup(){
size(300,200);
background(255,0,0);
WindowB child=new WindowB();
}
void draw(){Add commentMore actions
}
class WindowB extends PApplet{
public WindowB(){
super();
PApplet.runSketch(new String[]{this.getClass().getName()}, this);
}
public void settings(){
size(300,200);
}
public void setup(){
//size(200,200);
background(0,255,0);
}
public void draw(){
}
}
week15_2_multiple_windows_PGraphics
PGraphics pg;
void setup(){
size(400,400,P3D);
pg= createGraphics(200,200,P3D);
}
void draw(){
background(255,0,0);
pg.beginDraw();
pg.background(0,255,0);
pg.translate(100,100);
pg.rotateY(radians(frameCount));
pg.box(100);
pg.endDraw();
image(pg,0,0);
}
week15_3_multiple_windows_pg_pg2_pg3_pg4
PGraphics pg,pg2,pg3,pg4;
void setup(){
size(400,400,P3D);
pg= createGraphics(200,200,P3D);
pg2= createGraphics(200,200,P3D);
pg3= createGraphics(200,200,P3D);
pg4= createGraphics(200,200,P3D);
}
void draw(){
background(255,0,0);
pg.beginDraw();
pg.background(0,255,0);
pg.translate(100,100);
pg.rotateY(radians(frameCount));
pg.box(100);
pg.endDraw();
pg2.beginDraw();
pg2.background(255,255,0);
pg2.translate(100,100);
pg2.rotateY(radians(frameCount));
pg2.box(100);
pg2.endDraw();
pg3.beginDraw();
pg3.background(255,0,0);
pg3.translate(100,100);
pg3.rotateY(radians(frameCount));
pg3.box(100);
pg3.endDraw();
pg4.beginDraw();
pg4.background(255,0,255);
pg4.translate(100,100);
pg4.rotateY(radians(frameCount));
pg4.box(100);
pg4.endDraw();
image(pg,0,0);
image(pg2,200,0);
image(pg3,0,200);
image(pg4,200,200);
}
week15_4_Aarcball_rotation_PGraphics_pg
class Arcball {
PApplet parent;
float center_x, center_y, radius;
Vec3 v_down, v_drag;
Quat q_now, q_down, q_drag;Add commentMore actions
Vec3[] axisSet;
int axis;
float mxv, myv;
float x, y;
Arcball(PApplet parent, float radius){
this.parent = parent;
this.radius = radius;
v_down = new Vec3();
v_drag = new Vec3();
q_now = new Quat();
q_down = new Quat();
q_drag = new Quat();
axisSet = new Vec3[] {new Vec3(1.0f, 0.0f, 0.0f), new Vec3(0.0f, 1.0f, 0.0f), new Vec3(0.0f, 0.0f, 1.0f)};
axis = -1; // no constraints...
}
void mousePressed(){
v_down = mouse_to_sphere(parent.mouseX, parent.mouseY);
q_down.set(q_now);
q_drag.reset();
}
void mouseDragged(){
v_drag = mouse_to_sphere(parent.mouseX, parent.mouseY);
q_drag.set(Vec3.dot(v_down, v_drag), Vec3.cross(v_down, v_drag));
}
void run(){
center_x = 100;//改
center_y = 100;//改
q_now = Quat.mul(q_drag, q_down);
pg.translate(center_x, center_y);//改
applyQuat2Matrix(q_now);
x += mxv;
y += myv;
mxv -= mxv * .01;
myv -= myv * .01;
}
Vec3 mouse_to_sphere(float x, float y){
Vec3 v = new Vec3();
v.x = (x - center_x) / radius;
v.y = (y - center_y) / radius;
float mag = v.x * v.x + v.y * v.y;
if (mag > 1.0f){
v.normalize();
} else {
v.z = sqrt(1.0f - mag);
}
return (axis == -1) ? v : constrain_vector(v, axisSet[axis]);
}
Vec3 constrain_vector(Vec3 vector, Vec3 axis){
Vec3 res = new Vec3();
res.sub(vector, Vec3.mul(axis, Vec3.dot(axis, vector)));
res.normalize();
return res;
}
void applyQuat2Matrix(Quat q){
// instead of transforming q into a matrix and applying it...
float[] aa = q.getValue();
pg.rotate(aa[0], aa[1], aa[2], aa[3]);//改
}
}
static class Vec3{
float x, y, z;
Vec3(){
}
Vec3(float x, float y, float z){
this.x = x;
this.y = y;
this.z = z;
}
void normalize(){
float length = length();
x /= length;
y /= length;
z /= length;
}
float length(){
return (float) Math.sqrt(x * x + y * y + z * z);
}
static Vec3 cross(Vec3 v1, Vec3 v2){
Vec3 res = new Vec3();
res.x = v1.y * v2.z - v1.z * v2.y;
res.y = v1.z * v2.x - v1.x * v2.z;
res.z = v1.x * v2.y - v1.y * v2.x;
return res;
}
static float dot(Vec3 v1, Vec3 v2){
return v1.x * v2.x + v1.y * v2.y + v1.z * v2.z;
}
static Vec3 mul(Vec3 v, float d){
Vec3 res = new Vec3();
res.x = v.x * d;
res.y = v.y * d;
res.z = v.z * d;
return res;
}
void sub(Vec3 v1, Vec3 v2){
x = v1.x - v2.x;
y = v1.y - v2.y;
z = v1.z - v2.z;
}
}
static class Quat{
float w, x, y, z;
Quat(){
reset();
}
Quat(float w, float x, float y, float z){
this.w = w;
this.x = x;
this.y = y;
this.z = z;
}
void reset(){
w = 1.0f;
x = 0.0f;
y = 0.0f;
z = 0.0f;
}
void set(float w, Vec3 v){
this.w = w;
x = v.x;
y = v.y;
z = v.z;
}
void set(Quat q){
w = q.w;
x = q.x;
y = q.y;
z = q.z;
}
static Quat mul(Quat q1, Quat q2){
Quat res = new Quat();
res.w = q1.w * q2.w - q1.x * q2.x - q1.y * q2.y - q1.z * q2.z;
res.x = q1.w * q2.x + q1.x * q2.w + q1.y * q2.z - q1.z * q2.y;
res.y = q1.w * q2.y + q1.y * q2.w + q1.z * q2.x - q1.x * q2.z;
res.z = q1.w * q2.z + q1.z * q2.w + q1.x * q2.y - q1.y * q2.x;
return res;
}
float[] getValue(){
// transforming this quat into an angle and an axis vector...
float[] res = new float[4];
float sa = (float) Math.sqrt(1.0f - w * w);
if (sa < EPSILON){
sa = 1.0f;
}
res[0] = (float) Math.acos(w) * 2.0f;
res[1] = x / sa;
res[2] = y / sa;
res[3] = z / sa;
return res;
}
}
week15_5_postman_mouseDragged_hend_angleX_atan2
PImage postman,head,body,uparm1,hand1,uparm2,hand2,foot1,foot2;Add commentMore actions
void setup(){
size(560,560);
postman=loadImage("postman.png");
head=loadImage("head.png");
body=loadImage("body.png");
uparm1=loadImage("uparm1.png");
hand1=loadImage("hand1.png");
uparm2=loadImage("uparm2.png");
hand2=loadImage("hand2.png");
foot1=loadImage("foot1.png");
foot2=loadImage("foot2.png");
}
float [] angleX = new float[10];
float [] angleY = new float[10];
int ID=0;
ArrayList<String> lines = new ArrayList<String>();
void keyPressed(){
if(key=='s'){
String now = "";
for(int i=0;i<10;i++){
now += angleX[i]+" ";
now += angleY[i]+" ";
}
lines.add(now);
String[]arr=new String[lines.size()];
lines.toArray(arr);
saveStrings("angles.txt", arr);
println("現在存檔:" + now);
}
if(key=='r'){
String [] file = loadStrings("angles.txt");
if(file != null){
for(int i=0;i<file.length;i++){
lines.add(file[i]);
println("現在讀檔:" + file[i]);
}
}
}
if(key=='p') playing = !playing;
if(key=='1') ID=1;//左手臂
if(key=='2') ID=2;//左手
if(key=='3') ID=3;//右手臂
if(key=='4') ID=4;//右手
if(key=='5') ID=5;//左腳
if(key=='6') ID=6;//右腳
if(key=='0') ID=0;//頭
}
boolean playing = false;
void mouseDragged(){
float dx = mouseX-236,dy = mouseY-210;
angleX[0]=degrees(atan2(dy,dx))+90;
//angleX[ID]+=mouseX-pmouseX;
//angleY[ID]+=mouseY-pmouseY;
}
int R=0;
void myInterpolate(){
if(lines.size()>=2){
float alpha = (frameCount%30)/30.0;
if(alpha==0.0) R=(R+1)%lines.size();
int R2=(R+1)%lines.size();
float [] oldAngle = float(split(lines.get(R),' '));
float [] newAngle = float(split(lines.get(R2),' '));
for(int i=0;i<10;i++){
angleX[i] = oldAngle[i*2+0]*(1-alpha) + newAngle[i*2+0]*alpha;
angleY[i] = oldAngle[i*2+1]*(1-alpha) + newAngle[i*2+1]*alpha;
}
}
}
void draw(){
background(#FFFFF2);
if(playing) myInterpolate();
image(body,0,0);
pushMatrix();
translate(+236,+210);//改
rotate(radians(angleX[0]));
translate(-232,-200);
image(head,0,0);
popMatrix();
pushMatrix();//foot1
translate(220,375);
rotate(radians(angleX[5]));
translate(-220,-375);
image(foot1,0,0);
popMatrix();
pushMatrix();//foot2
translate(260,372);
rotate(radians(angleX[6]));
translate(-260,-372);
image(foot2,0,0);
popMatrix();
pushMatrix();
translate(185,261);
rotate(radians(angleX[1]));
translate(-185,-261);
image(uparm1,0,0);
pushMatrix();
translate(116,265);
rotate(radians(angleX[2]));
translate(-116,-265);
image(hand1,0,0);
popMatrix();
popMatrix();
pushMatrix();
translate(290,262);
rotate(radians(angleX[3]));
translate(-290,-262);
image(uparm2,0,0);
pushMatrix();
translate(357,259);
rotate(radians(angleX[4]));
translate(-357,-259);
image(hand2,0,0);
popMatrix();
popMatrix();
}
week15_6_postman_mouseDragged_poxX_posY_ID_angleX_ID_atan2
PImage postman,head,body,uparm1,hand1,uparm2,hand2,foot1,foot2;Add commentMore actions
void setup(){
size(560,560);
postman=loadImage("postman.png");
head=loadImage("head.png");
body=loadImage("body.png");
uparm1=loadImage("uparm1.png");
hand1=loadImage("hand1.png");
uparm2=loadImage("uparm2.png");
hand2=loadImage("hand2.png");
foot1=loadImage("foot1.png");
foot2=loadImage("foot2.png");
}
float [] angleX = new float[10];
float [] angleY = new float[10];
int ID=0;
ArrayList<String> lines = new ArrayList<String>();
void keyPressed(){
if(key=='s'){
String now = "";
for(int i=0;i<10;i++){
now += angleX[i]+" ";
now += angleY[i]+" ";
}
lines.add(now);
String[]arr=new String[lines.size()];
lines.toArray(arr);
saveStrings("angles.txt", arr);
println("現在存檔:" + now);
}
if(key=='r'){
String [] file = loadStrings("angles.txt");
if(file != null){
for(int i=0;i<file.length;i++){
lines.add(file[i]);
println("現在讀檔:" + file[i]);
}
}
}
if(key=='p') playing = !playing;
if(key=='1') ID=1;//左手臂
if(key=='2') ID=2;//左手
if(key=='3') ID=3;//右手臂
if(key=='4') ID=4;//右手
if(key=='5') ID=5;//左腳
if(key=='6') ID=6;//右腳
if(key=='0') ID=0;//頭
}
boolean playing = false;
float[] posX = {+236,185,116,290,357,220,260};
float[] posY = {+210,261,265,262,259,375,372};
float[] posAngle = {90,180,180,0,0,-90,-90};
void mouseDragged(){
float dx = mouseX-posX[ID],dy = mouseY-posY[ID];
angleX[ID]=degrees(atan2(dy,dx))+posAngle[ID];
//angleX[ID]+=mouseX-pmouseX;
//angleY[ID]+=mouseY-pmouseY;
}
int R=0;
void myInterpolate(){
if(lines.size()>=2){
float alpha = (frameCount%30)/30.0;
if(alpha==0.0) R=(R+1)%lines.size();
int R2=(R+1)%lines.size();
float [] oldAngle = float(split(lines.get(R),' '));
float [] newAngle = float(split(lines.get(R2),' '));
for(int i=0;i<10;i++){
angleX[i] = oldAngle[i*2+0]*(1-alpha) + newAngle[i*2+0]*alpha;
angleY[i] = oldAngle[i*2+1]*(1-alpha) + newAngle[i*2+1]*alpha;
}
}
}
void draw(){
background(#FFFFF2);
if(playing) myInterpolate();
image(body,0,0);
pushMatrix();
translate(+236,+210);//改
rotate(radians(angleX[0]));
translate(-232,-210);
image(head,0,0);
popMatrix();
pushMatrix();//foot1
translate(220,375);
rotate(radians(angleX[5]));
translate(-220,-375);
image(foot1,0,0);
popMatrix();
pushMatrix();//foot2
translate(260,372);
rotate(radians(angleX[6]));
translate(-260,-372);
image(foot2,0,0);
popMatrix();
pushMatrix();
translate(185,261);
rotate(radians(angleX[1]));
translate(-185,-261);
image(uparm1,0,0);
pushMatrix();
translate(116,265);
rotate(radians(angleX[2]));
translate(-116,-265);
image(hand1,0,0);
popMatrix();
popMatrix();
pushMatrix();
translate(290,262);
rotate(radians(angleX[3]));
translate(-290,-262);
image(uparm2,0,0);
pushMatrix();
translate(357,259);
rotate(radians(angleX[4]));
translate(-357,-259);
image(hand2,0,0);
popMatrix();
popMatrix();
}
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