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int r = 150;          // ±ß¤ÎȾ·Â
int theta;            // ²óž³Ñ
int dTheta = 5;       // ²óž³Ñ¤ÎÁýʬ/ÅÀ
float rad;            // ²óž³Ñ
int d = 8;            // ÅÀ¤Îľ·Â
float x, y;           // ÅÀ¤ÎÃæ¿´ºÂɸ

void setup() {
  size(400, 400);
  noStroke();
  background(255, 255, 255);
  fill(0, 0, 0);
  theta = 0;
  colorMode(HSB, 360, 100, 100);  // ¿§¤Î»ØÄê¤òHSB¤Ë
                                  // (¿§Áê 0-360, ºÌÅÙ 0-100, ÌÀÅÙ 0-100)
}

 void draw() {
  rad = radians(theta);
  x = r * cos(rad);
  y = -r * sin(rad);
  fill(theta % 360, 100, 100);
  println("theta % 360 =" + (theta % 360));
  println("x=" + x);
  println("y=" + y);
  ellipse(x + 200, y + 200, d, d);      // ÂʱߤÎÃæ¿´¤Îx,yºÂɸ¡¢Éý¡¢¹â¤µ
  theta = theta + dTheta;
}

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  x = r * cos(rad);               //xºÂɸ¤ò·×»»(r * cos(rad))¤·¤ÆÊÑ¿ôx¤ËÂåÆþ¤¹¤ë
  y = -r * sin(rad);              //yºÂɸ¤ò·×»»(-r * sin(rad))¤·¤ÆÊÑ¿ôy¤ËÂåÆþ¤¹¤ë
  fill(theta % 360, 100, 100);    //¿§Áê¤ò·×»»(theta % 360)¤·¤Æfill´Ø¿ô¤ÎÂè1°ú¿ô¤Ë»ÈÍѤ¹¤ë

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 x = r * cos(rad);  

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x = pointX(r, rad);

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void pointX(float circleR, float circleRad){
 
} 

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x = pointX(r, rad);

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float pointX(float circleR, float circleRad){
 
} 

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float pointX(float circleR, float circleRad){
    //circleR¤ÈcircleRad¤«¤éXºÂɸ¤ò·×»»¤¹¤ë 
    return ·×»»¤·¤¿XºÂɸ;
} 

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int r = 150;          // ±ß¤ÎȾ·Â
int theta;            // ²óž³Ñ
int dTheta = 5;       // ²óž³Ñ¤ÎÁýʬ/ÅÀ
float rad;            // ²óž³Ñ
int d = 8;            // ÅÀ¤Îľ·Â
float x, y;           // ÅÀ¤ÎÃæ¿´ºÂɸ

void setup() {
  size(400, 400);
  noStroke();
  background(255, 255, 255);
  fill(0, 0, 0);
  theta = 0;
  colorMode(HSB, 360, 100, 100);  // ¿§¤Î»ØÄê¤òHSB¤Ë
                                  // (¿§Áê 0-360, ºÌÅÙ 0-100, ÌÀÅÙ 0-100)
}

 void draw() {
  rad = radians(theta);
  x = pointX(r, rad);
 
 



  y = -r * sin(rad);
  fill(theta % 360, 100, 100);
  println("theta % 360 =" + (theta % 360));
  println("x=" + x);
  println("y=" + y);
  ellipse(x + 200, y + 200, d, d);      // ÂʱߤÎÃæ¿´¤Îx,yºÂɸ¡¢Éý¡¢¹â¤µ
  theta = theta + dTheta;
}

float pointX(float circleR, float circleRad){
    //circleR¤ÈcircleRad¤«¤éXºÂɸ¤ò·×»»¤¹¤ë 
    return ·×»»¤·¤¿XºÂɸ;
}

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