Open Procecing

(:123903)

(:123896)

:

; engine Processing

2D

3D

...- To 2001 Casey Reas Benjamin Fry MIT

- Java

- , animation

-

-

-

IDE

.

Exception

. Java

compile .

.

Project.

IDE

processing.

.

export . Java

compile.

Rendering Engines

2D ( )

P2D ( )

P3D ( )

PDF ( pdf )

OpenGL P2D P3D

pixel X-1 , Y-1

Engine

setup

draw

size

redraw

loop

noLoop

frameRate

exit

setup() main(String inputArray[]).

, background

, .

size() setup()

2D 3D

() () Renderer ,

compile

.

, createGraphics

draw() setup() .

noLoop(),redraw(),loop()

frameRate()

redraw() flag draw

animation

loop() noLoop() animation

loop() draw()

noLoop() draw()

events

redraw() loop()

frameRate()

draw()

60frames/s

frameCount

exit()

draw()

Events Methods

- :

- void key()

- void keyCode()

- void keyPressed()

- void keyReleased()

- void keyTyped()

- :

- void mouseButton()

- void mouseClicked()

- void mouseDragged()

- void mouseMoved()

- void mousePressed()

- void mouseReleased()

- void mouseWheel()

- translate (x, y, z) :

x y

. z

.

- rotate (value) :

value

. ( 0

TWO_PI), .

&

- -

- beginCamera() - endCamera()

- &

- camera(eyeX, eyeY, eyeZ, centerX, centerY, centerZ,

upX, upY, upZ)

- frustum()

- ortho()

- perspective()

-

- printCamera()

- printProjecion()

2 ( 2D ) - 1

- T -

- -

2 ( 2D ) - 2

-

2D

-

.

2D

-

3 ( 3D )

-

- box(value) :

-

- sphere(radius)

- sphereDetail(ures, vres)

3D

, , .

3D

setup(),draw(),cameraUpdate() locationUpdate().

setup()

setup() size()

.

.

3D

draw()

draw , .

lights();

boxSize+=increaseValue;

box(boxSize);

draw() cameraUpdate()

locationUpdate() .

cameraUpdate();

locationUpdate();

camera(x,y,z,tx,ty,tz,0,1,0);

3D

cameraUpdate()1/3

public void cameraUpdate(){

int diffX = mouseX - width/2;

// /2

int diffY = mouseY - width/2;

// /2

//

if(abs(diffX) > stillBox){

angle+= diffX/(sensitivity*10);//

if(angle < 0)

// 360

360

angle += 360;

else if (angle >= 360)

angle -= 360;

3D

cameraUpdate()2/3

float newXComp = cameraDistance * sin(radians(angle));

float newZComp = cameraDistance * cos(radians(angle));

//

tx tz

.

tx = newXComp + x;

tz = -newZComp + z;

}

if (abs(diffY) > stillBox)// ty

mouse - width/2

ty += diffY/(sensitivity/1.5);

}

3D

cameraUpdate()3/3

3D

locationUpdate()

public void locationUpdate(){

//

z += moveZ;

tz += moveZ;

x += moveX;

tx += moveX;

}

3D

keyPressed()

public void keyPressed(){

if (keyCode=='=')// increaseValue

draw boxSize.

increaseValue = 10;

if (keyCode=='-')

increaseValue = -10;

if(keyCode == UP || key == 'w'){

moveZ = -10;}

else if(keyCode == DOWN || key == 's'){

moveZ = 10;}

else if(keyCode == LEFT || key == 'a'){

moveX = -10;

}

else if(keyCode == RIGHT || key == 'd'){

moveX = 10;

}

// moveZ moveX

locationUpdate()

}

!

; online github: https://github.com/gbourant https://github.com/gtzinos/Open-Processing-Projects