{"id":119,"date":"2009-11-05T23:03:43","date_gmt":"2009-11-05T15:03:43","guid":{"rendered":"http:\/\/hgc43160.chinaw3.com\/?p=119"},"modified":"2009-11-05T23:03:43","modified_gmt":"2009-11-05T15:03:43","slug":"%e9%ab%98%e9%80%9f%e7%9b%b4%e7%ba%bf%e7%bb%98%e5%88%b6%e7%a8%8b%e5%ba%8f","status":"publish","type":"post","link":"http:\/\/www.hyzgame.com\/?p=119","title":{"rendered":"\u9ad8\u901f\u76f4\u7ebf\u7ed8\u5236\u7a0b\u5e8f"},"content":{"rendered":"
\n

\u7a0b\u5e8f\uff1a\u7f57\u5065\u519b<\/span><\/div>\n

\u6211\u7279\u522b\u7684\u611f\u8c22\u7f57\u5065\u519b\u5927\u5e08\uff0c\u7f57\u5065\u519b\u662f\u4e00\u4f4d\u6c34\u5e73\u9ad8\u8d85\u7684\u7a0b\u5e8f\u8bbe\u8ba1\u5e08\u3002\u6309\u6211\u7684\u63a8\u65ad\uff0c\u4ed6\u5e94\u8be5\u6709\u7740\u4e30\u5bcc\u3001\u9ad8\u8d85\u7684\u7f16\u7a0b\u7ecf\u9a8c\uff0c\u8fdc\u975e\u5728\u4e0b\u80fd\u53ca\u3002\u6211\u518d\u6b21\u5411\u4ed6\u8868\u793a\u611f\u8c22\u3002<\/span><\/p>\n

\u4e0b\u9762\u7684\u7b97\u6cd5\u4e2d\uff0c<\/span>var16<\/span>\u8868\u793a\u6709\u7b26\u53f7<\/span>16<\/span>\u4f4d\u6570\u636e\u7c7b\u578b\uff1b<\/span>HLine(x,y,n)<\/span>\u662f\u753b\u6c34\u5e73\u7ebf\u51fd\u6570\uff1b<\/span>VLine(x,y,n)<\/span>\u662f\u753b\u5782\u76f4\u7ebf\u51fd\u6570\uff1b<\/span>PutPixel(x,y)<\/span>\u662f\u753b\u70b9\u51fd\u6570\u3002\u8bf7\u770b\u7a0b\u5e8f\u3002<\/span><\/p>\n

void Line(var16 x1,var16 y1,var16 x2,var16 y2)\r\n{\r\n var16 p,n,x,y,tn;<\/span><\/pre>\n
 if(y1==y2)\r\n {\r\n  if(x1>x2)\r\n<\/span>  {\r\n   x=x2;x2=x1;x1=x;\r\n  }<\/span><\/pre>\n
  HLine(x1,y1,x2-x1+1);\r\n  return;\r\n }<\/span><\/pre>\n
 if(x1==x2)\r\n {\r\n  if(y1>y2)\r\n  {\r\n   y=y2;y2=y1;y1=y;\r\n  }<\/span><\/pre>\n
  VLine(x1,y1,y2-y1+1);\r\n  return;\r\n }<\/span><\/pre>\n
 if(abs(y2-y1)<=abs(x2-x1))\r\n {\r\n  if((y2<y1&&x2<x1)||(y1<=y2&&x1>x2))\r\n  {\r\n   x=x2;y=y2;x2=x1;y2=y1;x1=x;y1=y;\r\n  }<\/span><\/pre>\n
  if(y2>=y1&&x2>=x1)\r\n  {\r\n   x=x2-x1;y=y2-y1;\r\n   p=2*y;n=2*x-2*y;tn=x;<\/span><\/pre>\n
   while(x1<=x2)\r\n   {\r\n    if(tn>=0)tn-=p;\r\n     else {tn+=n;y1++;}<\/span><\/pre>\n
    PutPixel(x1++,y1);\r\n   }\r\n  }\r\n  else\r\n  {\r\n   x=x2-x1;y=y2-y1;\r\n   p=-2*y;n=2*x+2*y;tn=x;\r\n   while(x1<=x2)\r\n   {\r\n    if(tn>=0)tn-=p;\r\n     else {tn+=n;y1--;}<\/span><\/pre>\n
    PutPixel(x1++,y1);\r\n   }\r\n  }\r\n }\r\n else\r\n {\r\n  x=x1;x1=y2;y2=x;y=y1;y1=x2;x2=y;<\/span><\/pre>\n
  if((y2<y1&&x2<x1)||(y1<=y2&&x1>x2))\r\n  {\r\n   x=x2;y=y2;x2=x1;y2=y1;x1=x;y1=y;\r\n  }<\/span><\/pre>\n
  if(y2>=y1&&x2>=x1)\r\n  {\r\n   x=x2-x1;y=y2-y1;p=2*y;n=2*x-2*y;tn=x;<\/span><\/pre>\n
   while(x1<=x2)\r\n   {\r\n    if(tn>=0)tn-=p;\r\n     else {tn+=n;y1++;}<\/span><\/pre>\n
    PutPixel(y1,x1++);\r\n   }\r\n  }\r\n  else\r\n  {\r\n   x=x2-x1;y=y2-y1;p=-2*y;n=2*x+2*y;tn=x;<\/span><\/pre>\n
   while(x1<=x2)\r\n   {\r\n    if(tn>=0)tn-=p;\r\n     else {tn+=n;y1--;}<\/span><\/pre>\n
    PutPixel(y1,x1++);\r\n   }\r\n  }\r\n }\r\n}<\/span><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u7a0b\u5e8f\uff1a\u7f57\u5065\u519b \u6211\u7279\u522b\u7684\u611f\u8c22\u7f57\u5065\u519b\u5927\u5e08\uff0c\u7f57\u5065\u519b\u662f\u4e00\u4f4d\u6c34\u5e73\u9ad8\u8d85\u7684\u7a0b\u5e8f\u8bbe\u8ba1\u5e08\u3002\u6309\u6211\u7684\u63a8\u65ad\uff0c\u4ed6\u5e94\u8be5\u6709\u7740\u4e30\u5bcc\u3001\u9ad8\u8d85\u7684\u7f16\u7a0b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-119","post","type-post","status-publish","format-standard","hentry","category-2d"],"_links":{"self":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts\/119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=119"}],"version-history":[{"count":1,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts\/119\/revisions"}],"predecessor-version":[{"id":120,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=\/wp\/v2\/posts\/119\/revisions\/120"}],"wp:attachment":[{"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=119"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.hyzgame.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=119"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}