{"id":905,"date":"2014-06-18T23:05:43","date_gmt":"2014-06-18T15:05:43","guid":{"rendered":"http:\/\/www.menglanglang.cn\/?p=905"},"modified":"2015-12-20T17:51:34","modified_gmt":"2015-12-20T09:51:34","slug":"c%e4%b8%ad%e7%9a%84%e9%a2%84%e5%a4%84%e7%90%86%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"http:\/\/www.menglanglang.cn\/?p=905","title":{"rendered":"C\u4e2d\u7684\u9884\u5904\u7406\u547d\u4ee4"},"content":{"rendered":"

\u81ea\u4ece\u8fdb\u5165\u8ba1\u7b97\u673a\u4e13\u4e1a\uff0c\u5b66\u4e60\u7684\u7b2c\u4e00\u95e8\u7f16\u7a0b\u8bed\u8a00\u662f C\uff0c\u7ed3\u679c\u5b66\u4e86\u4e2a\u6726\u6726\u80e7\u80e7\uff0c\u540e\u6765\u7684\u6c47\u7f16\u3001\u6570\u636e\u7ed3\u6784\u3001\u7b97\u6cd5\u3001\u64cd\u4f5c\u7cfb\u7edf\u3001\u6570\u636e\u5e93\u7b49\u7b49\u4e00\u7cfb\u5217\u8bfe\u7a0b\u4e5f\u5b66\u7684\u4e0d\u548b\u5730\u3002\u6bd5\u4e1a\u5de5\u4f5c\u540e\u505a Web \u9879\u76ee\u5f00\u53d1\uff0cC \u4e5f\u5c31\u6254\u5230\u4e00\u8fb9\u4e86\uff0c\u6700\u8fd1\u7ffb\u5f00\u8fd9\u672c\u5b58\u653e\u4e86\u4e94\u516d\u5e74\u7684\u65b0\u4e66\uff08C \u8bed\u8a00\u7a0b\u5e8f\u8bbe\u8ba1_\u8c2d\u6d69\u5f3a_\u7b2c\u4e09\u7248_\u5927\u5b66\u6559\u79d1\u4e66\uff09\uff0c\u5f88\u591a\u77e5\u8bc6\u5f53\u65f6\u771f\u662f\u6ca1\u770b\u660e\u767d\uff0c\u5373\u5c31\u662f\u770b\u8fc7\u4e86\u4e5f\u6ca1\u8bb0\u4e0b\u591a\u5c11\u3002\u7ffb\u770b\u4e86\u9884\u5904\u7406\u547d\u4ee4\u4e00\u7ae0\uff0c\u8865\u4e00\u8865\u81ea\u5df1\u843d\u4e0b\u7684\u8bfe\u7a0b\u5427\uff01\uff01\uff01<\/p>\n

\u7531\u4e8e\u9884\u5904\u7406\u547d\u4ee4\u4e0d\u662f C \u8bed\u8a00\u672c\u8eab\u7684\u7ec4\u6210\u90e8\u5206\uff0c\u6240\u4ee5\u00a0C\u00a0\u7f16\u8bd1\u7a0b\u5e8f\u4e0d\u80fd\u8bc6\u522b\u5b83\u4eec\uff0c\u4e5f\u5c31\u4e0d\u80fd\u76f4\u63a5\u5bf9\u5b83\u4eec\u8fdb\u884c\u7f16\u8bd1\uff0c\u6240\u4ee5\u5728\u00a0C\u00a0\u7a0b\u5e8f\u7f16\u8bd1\u4e4b\u524d\uff0c\u5fc5\u987b\u5148\u5bf9\u9884\u5904\u7406\u547d\u4ee4\u8fdb\u884c\u5904\u7406\uff0c\u5904\u7406\u540e\u7a0b\u5e8f\u4e2d\u4e0d\u518d\u5305\u62ec\u9884\u5904\u7406\u547d\u4ee4\u4e86\uff0c\u518d\u7531\u7f16\u8bd1\u7a0b\u5e8f\u5904\u7406\u5f97\u5230\u76ee\u6807\u4ee3\u7801\u3002C\u00a0\u8bed\u8a00\u63d0\u4f9b\u7684\u9884\u5904\u7406\u547d\u4ee4\u5171\u6709\u4e09\u4e2d\uff1a\u5b8f\u5b9a\u4e49<\/strong>\uff0c\u6587\u4ef6\u5305\u542b<\/strong>\u548c\u6761\u4ef6\u7f16\u8bd1<\/strong>\uff0c\u9884\u5904\u7406\u547d\u4ee4\u4ee5 # \u5f00\u5934\u3002<\/p>\n

\u4e00\u3001\u5b8f\u5b9a\u4e49<\/strong><\/p>\n

# define \u6807\u8bc6\u7b26 \u5b57\u7b26\u4e32<\/p>\n

# define \u5b8f\u540d(\u53c2\u6570\u8868) \u5b57\u7b26\u4e32<\/span><\/p>\n

1. \u6807\u8bc6\u7b26\u4e5f\u53eb\u5b8f\u540d\uff0c\u5728\u7f16\u8bd1\u65f6\u5c06\u5b8f\u540d\u66ff\u6362\u6210\u5b57\u7b26\u4e32\u7684\u8fc7\u7a0b\uff0c\u53eb\u505a\u5b8f\u5c55\u5f00\u3002<\/p>\n

2. \u5b8f\u540d\u4e00\u822c\u5927\u5199\uff0c\u4e0e\u53d8\u91cf\u533a\u522b\uff0c\u4f46\u5e76\u975e\u89c4\u5b9a\uff0c\u53ef\u4ee5\u7528\u5c0f\u5199\u3002<\/p>\n

3. \u5b8f\u5b9a\u4e49\u5c31\u662f\u7528\u5b8f\u540d\u4ee3\u66ff\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u505a\u7b80\u5355\u7f6e\u6362\uff0c\u4e0d\u505a\u6b63\u786e\u6027\u68c0\u67e5\uff0c\u53ea\u6709\u5728\u7f16\u8bd1\u5df2\u7ecf\u5b8f\u5c55\u5f00\u540e\u7684\u6e90\u7a0b\u5e8f\u65f6\u624d\u4f1a\u53bb\u53d1\u73b0\u9519\u8bef\u3002<\/span><\/p>\n

4. \u53ef\u4ee5\u7528 #undef \u547d\u4ee4\u7ec8\u6b62\u5b8f\u5b9a\u4e49\u7684\u4f5c\u7528\u57df\u3002<\/p>\n

5.\u00a0\u5b8f\u5b9a\u4e49\u8fc7\u7a0b\u4e0d\u5206\u914d\u5185\u5b58\u7a7a\u95f4\uff0c\u5b8f\u4e0d\u5b58\u5728\u7c7b\u578b\u95ee\u9898\u3002\u00a0\u5b8f\u66ff\u6362\u4e0d\u5360\u8fd0\u884c\u65f6\u95f4\uff0c\u53ea\u5360\u7f16\u8bd1\u65f6\u95f4\u3002\u6ce8\uff1a\u5176\u5b9e\u8fd9\u91cc\u4e66\u4e0a\u8bf4\u662f\u7f16\u8bd1\u65f6\u95f4\uff0c\u603b\u611f\u89c9\u4e0d\u662f\u5f88\u5408\u7406\uff0c\u65e2\u7136\u5b8f\u66ff\u6362\u662f\u5728\u7f16\u8bd1\u524d\u66ff\u6362\u7684\uff0c\u66ff\u6362\u5b8c\u540e\u624d\u8fdb\u884c\u7f16\u8bd1\uff0c\u6240\u4ee5\u5e76\u4e0d\u662f\u7f16\u8bd1\u65f6\u95f4\uff0c\u5408\u7406\u6765\u8bf4\u5e94\u8be5\u662f\u7f16\u8bd1\u7b49\u5f85\u65f6\u95f4\u3002<\/span><\/p>\n

\u4e8c\u3001\u6587\u4ef6\u5305\u542b<\/strong><\/p>\n

1. \u4e00\u4e2a\u6e90\u6587\u4ef6\u5c06\u53e6\u4e00\u4e2a\u6e90\u6587\u4ef6\u5305\u542b\u8fdb\u6765\uff0c\u6210\u4e3a\u672c\u6587\u4ef6\u7684\u4e00\u90e8\u5206\u3002<\/p>\n

2.\u00a0\u547d\u4ee4\u662f # include \"\" \u6216 # include <>\uff0c\u5f15\u53f7\u548c\u5c16\u62ec\u53f7\u7684\u533a\u522b\u662f\uff0c\u540e\u8005\u662f\u6807\u51c6\u65b9\u5f0f\uff0c\u7cfb\u7edf\u5230\u5b58\u653e\u00a0C\u00a0\u5e93\u51fd\u6570\u7684\u76ee\u5f55\u5bfb\u627e\u8981\u5305\u542b\u7684\u6587\u4ef6\u3002\u524d\u8005\u5148\u5728\u7528\u6237\u5f53\u524d\u76ee\u5f55\u5bfb\u627e\uff0c\u627e\u4e0d\u5230\u518d\u6309\u6807\u51c6\u65b9\u5f0f\u53bb\u627e\u3002\u4e00\u822c\u7684\uff0c\u5305\u542b\u5e93\u51fd\u6570\u65f6\u7528\u5c16\u62ec\u53f7\uff0c\u5305\u542b\u81ea\u5b9a\u4e49\u51fd\u6570\u65f6\uff0c\u7528\u53cc\u5f15\u53f7\uff0c\u4e5f\u53ef\u4ee5\u5e26\u8def\u5f84\uff0c\u4ee5\u4fbf\u8282\u7701\u65f6\u95f4\u3002<\/p>\n

3.\u00a0\u5305\u542b\u5176\u5b9e\u5c31\u662f\u4e2a\u590d\u5236\u63d2\u5165\u7684\u8fc7\u7a0b\uff0c\u8be5\u8fc7\u7a0b\u662f\u53d1\u751f\u5728\u7f16\u8bd1\u4e4b\u524d\u7684\u3002\u5148\u5c06\u5934\u6587\u4ef6\u5305\u542b\u5230\u4e3b\u6587\u4ef6\uff0c\u5f97\u5230\u65b0\u7684\u6e90\u7a0b\u5e8f\uff0c\u518d\u5bf9\u5176\u8fdb\u884c\u7f16\u8bd1\uff0c\u5f97\u5230\u76ee\u6807 .obj \u6587\u4ef6\u3002\u88ab\u5305\u542b\u6587\u4ef6\u4f5c\u4e3a\u5305\u542b\u6587\u4ef6\u7684\u4e00\u90e8\u5206\uff0c\u800c\u5355\u72ec\u751f\u6210\u76ee\u6807\u6587\u4ef6\u3002\u4e00\u5b9a\u6ce8\u610f\u5e76\u4e0d\u662f\u5bf9\u4e24\u4e2a\u6587\u4ef6\u5206\u522b\u7f16\u8bd1\uff01\uff01\uff01<\/p>\n

4.\u00a0\u5934\u6587\u4ef6\u5e38\u7528 .h \u505a\u540e\u7f00\uff0c\u5176\u5b9e\u5c31\u662f\u4e2a\u4e60\u60ef\u800c\u5df2\uff0c\u7528 .c \u6216\u8005\u4e0d\u7528\u540e\u7f00\u4e5f\u662f\u53ef\u4ee5\u7684\u3002<\/p>\n

5.\u00a0\u4fee\u6539\u5934\u6587\u4ef6\u540e\uff0c\u5305\u542b\u5934\u6587\u4ef6\u7684\u6587\u4ef6\u90fd\u9700\u8981\u91cd\u65b0\u7f16\u8bd1\u624d\u884c\u3002<\/p>\n

\u4e09\u3001\u6761\u4ef6\u7f16\u8bd1<\/strong><\/p>\n

\u7a0b\u5e8f\u7f16\u8bd1\u65f6\uff0c\u662f\u5bf9\u6e90\u7a0b\u5e8f\u4e2d\u7684\u6240\u6709\u884c\u8fdb\u884c\u7f16\u8bd1\uff0c\u5982\u679c\u60f3\u5728\u6ee1\u8db3\u4e00\u5b9a\u6761\u4ef6\u65f6\u5bf9\u90e8\u5206\u884c\u7f16\u8bd1\uff0c\u5426\u5219\u4e0d\u7f16\u8bd1\uff0c\u5c31\u53ef\u4ee5\u8282\u7701\u7f16\u8bd1\u65f6\u95f4\uff0c\u8fd9\u65f6\u5c31\u53ef\u4ee5\u7528\u6761\u4ef6\u7f16\u8bd1\u3002<\/p>\n

\u53e6\u5916\uff0c\u6761\u4ef6\u7f16\u8bd1\u53ef\u4ee5\u51cf\u5c11\u7f16\u8bd1\u540e\u76ee\u6807\u7a0b\u5e8f\u7684\u957f\u5ea6\uff0c\u4ece\u800c\u51cf\u5c11\u8fd0\u884c\u65f6\u95f4\uff0c\u63d0\u9ad8\u8fd0\u884c\u6548\u7387\uff0c\u5c24\u5176\u5728\u4ee3\u7801\u91cf\u5927\u6216\u7a0b\u5e8f\u590d\u6742\u65f6\u4f18\u8d8a\u6027\u66f4\u4e3a\u660e\u663e\u3002<\/span><\/p>\n

\n
\n
Code<\/strong>\u00a0\u00a0\u00a0View<\/a>Print<\/a><\/div>\n<\/div>\n
    \n
  1. \u7b2c\u4e00\u79cd\u5f62\u5f0f:<\/li>\n
  2. \u00a0\u00a0\u00a0\u00a0#\u00a0ifdef\u00a0\u6807\u8bc6\u7b26<\/span><\/li>\n
  3. \u00a0\u00a0\u00a0\u00a0\u7a0b\u5e8f\u6bb5\u4e00<\/li>\n
  4. \u00a0\u00a0\u00a0\u00a0#\u00a0else<\/span><\/li>\n
  5. \u00a0\u00a0\u00a0\u00a0\u7a0b\u5e8f\u6bb5\u4e8c<\/li>\n
  6. \u00a0\u00a0\u00a0\u00a0#\u00a0endif<\/span><\/li>\n
  7. \u00a0\u00a0\u00a0\u00a0\u6ce8\u610f:else<\/span>\u90e8\u5206\u53ef\u4ee5\u6ca1\u6709\u3002<\/li>\n
  8. <\/li>\n
  9. \u7b2c\u4e8c\u79cd\u5f62\u5f0f:<\/li>\n
  10. \u00a0\u00a0\u00a0\u00a0#\u00a0ifndef\u00a0\u6807\u8bc6\u7b26<\/span><\/li>\n
  11. \u00a0\u00a0\u00a0\u00a0\u7a0b\u5e8f\u6bb5\u4e00<\/li>\n
  12. \u00a0\u00a0\u00a0\u00a0#\u00a0else<\/span><\/li>\n
  13. \u00a0\u00a0\u00a0\u00a0\u7a0b\u5e8f\u6bb5\u4e8c<\/li>\n
  14. \u00a0\u00a0\u00a0\u00a0#\u00a0endif<\/span><\/li>\n
  15. \u00a0\u00a0\u00a0\u00a0\u6ce8\u610f:else<\/span>\u90e8\u5206\u53ef\u4ee5\u6ca1\u6709\u3002<\/li>\n
  16. <\/li>\n
  17. \u7b2c\u4e09\u79cd\u5f62\u5f0f:<\/li>\n
  18. \u00a0\u00a0\u00a0\u00a0#\u00a0if\u00a0\u8868\u8fbe\u5f0f<\/span><\/li>\n
  19. \u00a0\u00a0\u00a0\u00a0\u7a0b\u5e8f\u6bb5\u4e00<\/li>\n
  20. \u00a0\u00a0\u00a0\u00a0#\u00a0else<\/span><\/li>\n
  21. \u00a0\u00a0\u00a0\u00a0\u7a0b\u5e8f\u6bb5\u4e8c<\/li>\n
  22. \u00a0\u00a0\u00a0\u00a0#\u00a0endif<\/span><\/li>\n
  23. \u00a0\u00a0\u00a0\u00a0\u6ce8\u610f:else<\/span>\u90e8\u5206\u53ef\u4ee5\u6ca1\u6709\u3002<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

    \u81ea\u4ece\u8fdb\u5165\u8ba1\u7b97\u673a\u4e13\u4e1a\uff0c\u5b66\u4e60\u7684\u7b2c\u4e00\u95e8\u7f16\u7a0b\u8bed\u8a00\u662f C\uff0c\u7ed3\u679c\u5b66\u4e86\u4e2a\u6726\u6726\u80e7\u80e7\uff0c\u540e\u6765\u7684\u6c47\u7f16\u3001\u6570\u636e\u7ed3\u6784\u3001\u7b97\u6cd5\u3001\u64cd\u4f5c\u7cfb\u7edf\u3001\u6570\u636e […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[264],"tags":[603,89,265],"class_list":["post-905","post","type-post","status-publish","format-standard","hentry","category-c","tag-c","tag-89","tag-265"],"_links":{"self":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/905","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=905"}],"version-history":[{"count":1,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/905\/revisions"}],"predecessor-version":[{"id":2399,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=\/wp\/v2\/posts\/905\/revisions\/2399"}],"wp:attachment":[{"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=905"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.menglanglang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}