//week03-01-p3d
void setup(){ size(400,400,P3D); } void draw(){ background(128); translate(mouseX,mouseY); rotateY(radians(frameCount)); box(200); }//week03-07-bezier size(400,400); int x1=340,x2=40,x3=360,x4=60; int y1=80,y2=40,y3=360,y4=320; line(x1,y1,x2,y2); line(x3,y3,x4,y4); bezier(x1,y1,x2,y2,x3,y3,x4,y4);//WEKK03-2-2D size(400,400); stroke(255,0,0); strokeWeight(8); point(200,200); line(200,0,400,100); rect(50,50,100,100); fill(255,255,0); ellipse(300,200,50,80);//week03-3-rect-corners size(400,400); rect(50,50,100,100); rect(50,200,100,100,20); rect(200,50,100,100,10,20,30,40);
//week03-04-stroke-strokeweight void setup(){ size(500,500); } void draw(){ //background(255); fill(255,0,0); rect(0,0,50,50); fill(255,255,0); rect(0,50,50,50); fill(0,255,0); rect(0,100,50,50); fill(0,0,255); rect(0,150,50,50); if(mousePressed)line(mouseX,mouseY,pmouseX,pmouseY); } void mousePressed(){ if(mouseX<50){ if(mouseY<50) stroke(255,0,0); else if(mouseY<100) stroke(255,255,0); else if(mouseY<150) stroke(0,255,0); else if(mouseY<200) stroke(0,0,255); } }//week03-05-mouse-cat-x-y void setup(){ size(400,400); } float x,y; void draw(){ background(255); ellipse(x,y,40,40); ellipse(mouseX,mouseY,40,20); x=(x*14+mouseX)/15; y=(y*14+mouseY)/15; }
//weel03-06-lerp void setup(){ size(400,400); } float startX=10,startY=10; float stopX=390,stopY=290; void draw(){ ellipse(startX,startY,10,10); ellipse(stopX,stopY,10,10); //lerp() float midX=lerp(startX,stopX,frameCount/200.0); float midY=lerp(startY,stopY,frameCount/200.0); ellipse(midX,midY,10,10); }
//week03-08-bezier void setup(){ size(400,400); } int x1=340,x2=40,x3=360,x4=60; int y1=80,y2=40,y3=360,y4=320; void draw(){ background(255); line(x1,y1,x2,y2); line(x3,y3,x4,y4); bezier(x1,y1,x2,y2,x3,y3,x4,y4); float t=frameCount/200.0%1; float t2=1-t; float x=x1*t2*t2*t2+3*x2*t*t2*t2+3*x3*t*t*t2+x4*t*t*t; float y=y1*t2*t2*t2+3*y2*t*t2*t2+3*y3*t*t*t2+y4*t*t*t; ellipse(x,y,10,10); }
//week03-08b-bezier-equation void setup(){ size(400,400); } int x1=120,x2=320,x3=320,x4=120; int y1=80,y2=20,y3=300,y4=300; void draw(){ background(255); line(x1,y1,x2,y2); line(x3,y3,x4,y4); bezier(x1,y1,x2,y2,x3,y3,x4,y4); float t=frameCount/200.0%1; float t2=1-t; float x=x1*t2*t2*t2+3*x2*t*t2*t2+3*x3*t*t*t2+x4*t*t*t; float y=y1*t2*t2*t2+3*y2*t*t2*t2+3*y3*t*t*t2+y4*t*t*t; ellipse(x,y,10,10); }
//weel03-09-3D float[]x=new float[1000]; float[]y=new float[1000]; void setup(){ size(400,400,P3D); for(int i=0;i<1000;i++){ x[i]=random(400); y[i]=random(400); } } void draw(){ background(0); stroke(255); for(int i=0;i<1000;i++){ point(x[i],y[i]); } }//week03-10-3D-random-point float[]x=new float[5000]; float[]y=new float[5000]; float[]z=new float[5000]; void setup(){ size(400,400,P3D); for(int i=0;i<5000;i++){ x[i]=random(400); y[i]=random(400); z[i]=random(-400,400); } } void draw(){ background(0); stroke(255); translate(0,0,mouseY); for(int i=0;i<5000;i++){ point(x[i],y[i],z[i]); } }//week03-11 void setup(){ size(400,400,P3D); } void draw(){ background(128); translate(mouseX,mouseY); rotateY(radians(frameCount)); sphere(200); } //week03-12-sphere-translate-lights void setup(){ size(400,400,P3D); } void draw(){ background(128); lights(); translate(mouseX,mouseY); rotateY(radians(frameCount)); sphere(200); }
//week03-13-3D-pushMatrix-translate-sphere-popMatrix void setup(){ size(600,400,P3D); } void draw(){ background(128); lights(); pushMatrix(); translate(300,100); sphere(100); popMatrix(); pushMatrix(); translate(100,100); sphere(100); popMatrix(); }
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