#author("2016-10-11T16:49:03+09:00","default:kyo-in","kyo-in")
#author("2016-10-13T09:34:08+09:00","default:kyo-in","kyo-in")
*¹ÖµÁ»ñÎÁ¤Îͽ½¬ [#c2d40298]
°Ê²¼¤Ï±é½¬ÌäÂê2¤Î´ð¤Ë¤Ê¤ëÂè1²ó»ñÎÁ¤«¤é°úÍѤ·¤¿¡ÖÎý½¬: ¥¢¥Ë¥á¡¼¥·¥ç¥ó¤Ç¿§Áê´Ä¡×¤Î¥×¥í¥°¥é¥à¤Ç¤¢¤ë¡¥
°Ê²¼¤Ï±é½¬ÌäÂê2¤Î´ð¤Ë¤Ê¤ëÂè1²ó»ñÎÁ¤«¤é°úÍѤ·¤¿¡ÖÎý½¬: ¥¢¥Ë¥á¡¼¥·¥ç¥ó¤Ç¿§Áê´Ä¡×¤Î¥×¥í¥°¥é¥à¤Ç¤¢¤ë¡¥Á°²ó¤Ë°ú¤­Â³¤­¡¢´Ø¿ô¤òƳÆþ¤·¥×¥í¥°¥é¥à¤ò¸«¤ä¤¹¤¯¡¢¤Þ¤¿ºÆÍøÍѲÄǽ¤Ê¤è¤¦¤Ë²þÎɤ¹¤ë¡£

 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;
 }

ÌäÂê¤ò³Îǧ¤¹¤ë¤È¡¤¡Ö1¤Ä¤Î¾®¤µ¤Ê±ß¤òÉÁ¤¯¤È¤­¤Ë¡¢¤½¤Î¾®¤µ¤Ê±ß¤ÎÃæ¿´¤ÎxºÂɸ¡¢yºÂɸ¡¢¿§Áê¤òµá¤á¤ë¤¬¡¢ ¤½¤Î¤½¤ì¤¾¤ì¤ò´Ø¿ô¤òÍѤ¤¤Æµá¤á¤ë¤è¤¦¤Ë¤·¤Ê¤µ¤¤¡£ ´Ø¿ô̾¤Ï pointX(), pointY(), pointHue() ¤È¤¹¤ë¡£ ŬÀڤʰú¿ô¡¢Ìá¤êÃͤȤ¹¤ë¤³¤È¡£¡×¤È¤¢¤ë¡¥

¾åµ­¥×¥í¥°¥é¥à¤ÇxºÂɸ¡¤yºÂɸ¡¤¿§Áê¤òµá¤á¤Æ¤¤¤ë²Õ½ê¤Ï°Ê²¼¤Ç¤¢¤ë¡¥

   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

xºÂɸ¤Î·×»»¤òÎã¤Ë¤¹¤ë¤È¡¤º£xºÂɸ¤Î·×»»¤Ë»ÈÍѤµ¤ì¤Æ¤¤¤ë¥°¥í¡¼¥Ð¥ëÊÑ¿ô¤ÏȾ·Âr¤È³ÑÅÙrad¤Ç¤¢¤ë¡¥¤³¤ì¤é¤Ï´Ø¿ô²½¤¹¤ëºÝ¤Ë¤Ï°ú¿ô¤ÇÍ¿¤¨¤é¤ì¤ëɬÍפ¬¤¢¤ë¡Ê¤³¤ì¤«¤éºîÀ®¤¹¤ë´Ø¿ôpointXÆâ¤Ç¥°¥í¡¼¥Ð¥ëÊÑ¿ô¤Ç¤¢¤ëx¤Èrad¤ò»È¤Ã¤Æ¤·¤Þ¤¦¤È¡¤pointX´Ø¿ô¤À¤±¤ò¥³¥Ô¡¼¤·¤Æ¤â¾¤Î¥×¥í¥°¥é¥à¤Ë»ý¤Ã¤Æ¤¤¤Ã¤Æ¤âÆ°¤«¤Ê¤¤¤«¤é¡Ê¤«¤Ã¤³¤è¤¯¸À¤¨¤Ð¡¤´Ø¿ô¤ÎºÆÍøÍѤ¬¤Ç¤­¤Ê¤¤¤«¤é¡Ë¡Ë¡¥

´Ø¿ô̾¤¬pointX¡¤°ú¿ô¤¬2¤Ä¡ÊȾ·Â¡¤³ÑÅÙ¡Ë»ØÄê¤Ç¤­¤ë¤è¤¦¤¹¤ëɬÍפ¬¤¢¤ë¤³¤È¤«¤é¡¤pointX´Ø¿ô¤¬´°À®¤·¤¿¤È²¾Äꤹ¤ë¤È¡¤

  x = r * cos(rad);  

¤Ï
 
 x = pointX(r, rad);

¤È¤Ê¤ë¡¥

¼¡¤Ë¼ÂºÝ¤ËpointX´Ø¿ô¤òºî¤ë¡¥´Ø¿ô̾¤ÏpointX¡¤°ú¿ô¤Ï2¤Äfloat·¿¤ò¼õ¤±¼è¤ë¤Î¤Ç¡¤

 void pointX(float circleR, float circleRad){
  
 } 

¤È¤Ê¤ë¡¥

¤·¤«¤·¡¤º£²ó¤ÏÌá¤êÃͤ¬É¬ÍפȤʤ롥Á°²ó¤ÏÌá¤êÃͤ¬¤Ê¤¤´Ø¿ô¤ò°·¤Ã¤Æ¤¤¤¿¤¿¤á¡¤´Ø¿ô¤ÎºÇ½é¤ËÌá¤êÃͤ¬¤Ê¤¤¤³¤È¤ò¼¨¤¹¤¿¤á¡Övoid¡×¤Èµ­½Ò¤·¤Æ¤¤¤¿¡¥º£²ó¤Ï¡¤¼ÂºÝ¤Ëdraw´Ø¿ôÆâ¤ÇpointX´Ø¿ô¤¬»ÈÍѤµ¤ì¤ëºÝ¤Ï¡¤

 x = pointX(r, rad);

¤Ê¤Î¤Ç¡¤pointX´Ø¿ô¤Ï°ú¿ô¤ÇÅϤµ¤ì¤¿È¾·Â¤È³ÑÅÙ¤ò´ð¤Ë¡¤·×»»·ë²Ì¤Ç¤¢¤ëXºÂɸ¤òÌá¤êÃͤȤ·¤ÆÊÖ¤·¡¤¤½¤ÎÊÖ¤·¤¿Ãͤ¬ÊÑ¿ôx¤ËÂåÆþ¤µ¤ì¤ë¤³¤È¤Ë¤Ê¤ë¡¥

¤½¤³¤Ç¡¤pointX´Ø¿ô¤Ï·×»»·ë²Ì¤Ç¤¢¤ëXºÂɸ¤òfloat·¿¤ÎÌá¤êÃͤÇÊÖ¤¹¡¤¤È¤¤¤¦¤³¤È¤ò¼¨¤¹¤¿¤á¤Ë¡¤

 float pointX(float circleR, float circleRad){
  
 } 

¤È¤Ê¤ë¡¥

·×»»·ë²Ì¤òÌá¤êÃͤȤ·¤ÆÊÖ¤¹¤¿¤á¤Ë¤Ï¡¤

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

¤È¤¹¤ë¡¥¤³¤ì¤ÇpointX´Ø¿ô¤Î´°À®¤Ç¤¢¤ë¡¥pointX¤¬´°À®¤·¤¿¤È¤¹¤ë¤È¥×¥í¥°¥é¥à¤Ï°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ë¡¥


 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;
 }

´Ø¿ô¤ËÌá¤êÃͤ¬¤¢¤ë¾ì¹ç¡¤°ìÏ¢¤Î¥×¥í¥°¥é¥à¤Îή¤ì¤Ï°Ê²¼¤Î¤è¤¦¤Ë¤Ê¤ë¡¥­¦¤ËÃí°Õ¤»¤è¡¥

#ref(flow.png);

¥È¥Ã¥×   ÊÔ½¸ º¹Ê¬ ¥Ð¥Ã¥¯¥¢¥Ã¥× źÉÕ Ê£À½ ̾Á°Êѹ¹ ¥ê¥í¡¼¥É   ¿·µ¬ °ìÍ÷ ¸¡º÷ ºÇ½ª¹¹¿·   ¥Ø¥ë¥×   ºÇ½ª¹¹¿·¤ÎRSS