{"id":3927,"date":"2018-04-12T22:05:39","date_gmt":"2018-04-12T14:05:39","guid":{"rendered":"http:\/\/www.bookcard.net\/wordpress\/?p=3927"},"modified":"2018-10-14T21:21:06","modified_gmt":"2018-10-14T13:21:06","slug":"opengl_display_list","status":"publish","type":"post","link":"https:\/\/www.bookcard.net\/wordpress\/opengl_display_list\/","title":{"rendered":"OpenGL\u986f\u793a\u5217\u8868"},"content":{"rendered":"
\"\"<\/a>
OpenGL\u986f\u793a\u5217\u8868<\/figcaption><\/figure>\n

OpenGL\u652f\u6301\u7a31\u70ba\u300e\u986f\u793a\u5217\u8868\u300f(Display List)\u6027\u80fd\u512a\u5316,\u5b83\u76f8\u7576\u65bc\u628aOpenGL\u4ee3\u78bc\u9032\u884c\u9810\u7de8\u8b6f,\u4e26\u8f09\u5165\u986f\u5361\u8a18\u61b6\u9ad4,\u5f9e\u800c\u964d\u4f4e\u7cfb\u7d71\u958b\u92b7,\u4f46\u5b83\u5c0d\u65bc\u7a0b\u5f0f\u7684\u6027\u80fd\u6539\u5584\u4e26\u4e0d\u7e3d\u662f\u7279\u5225\u660e\u986f,\u800c\u4e14\u4e0d\u540c\u7684\u5716\u5f62\u5361\u5ee0\u5546\u7684\u5be6\u73fe\u4e5f\u6709\u65b9\u5f0f\u5404\u7570,\u6700\u7d42\u6548\u679c\u8996\u60c5\u6cc1\u800c\u5b9a,\u4e0d\u904e\u6700\u5dee\u7684\u60c5\u6cc1\u4e0b\u4e5f\u8981\u6bd4\u4e0d\u4f7f\u7528\u597d.<\/p>\n

 <\/p>\n

\u751f\u6210\u986f\u793a\u5217\u8868, \u8fd4\u56de\u5217\u8868\u7d22\u5f15<\/p>\n

GLuint glGenLists(GLsizei range);<\/p>\n

range:\u986f\u793a\u5217\u8868\u6578\u91cf<\/p>\n

 <\/p>\n

\u5224\u65b7\u986f\u793a\u5217\u8868\u662f\u5426\u6709\u6548,\u6709\u6548\u5247\u8fd4\u56deGL_TRUE<\/p>\n

GLboolean glIsList (GLuint list);<\/p>\n

list:\u5217\u8868\u7d22\u5f15<\/p>\n

 <\/p>\n

\u5411\u986f\u793a\u5217\u8868\u586b\u5145\u547d\u4ee4,\u628a\u4ee3\u78bc\u5beb\u5728glNewList()\u8207glEndList()<\/p>\n

void glNewList(GLuint list,GLenum mode);<\/p>\n

list:\u5217\u8868\u7d22\u5f15<\/p>\n

mode:\u7de8\u8b6f\u6a21\u5f0f\u5206\u5225\u6709GL_COMPILE(\u7de8\u8b6f)\u548cGL_COMPILE_AND_EXECUTE(\u7de8\u8b6f\u4e26\u57f7\u884c)<\/p>\n

 <\/p>\n

\u7d50\u675f\u586b\u5145\u6578\u64da<\/p>\n

void glEndList(void);<\/p>\n

 <\/p>\n

\u7576\u4f60\u64c1\u6709\u986f\u793a\u5217\u8868,\u53ef\u4ee5\u5728\u4efb\u4f55\u5730\u65b9\u8abf\u7528\u986f\u793a\u5217\u8868<\/p>\n

void glCallList(GLuint list);<\/p>\n

 <\/p>\n

\u5982\u679c\u8981\u4e00\u6b21\u8abf\u7528\u591a\u500b\u986f\u793a\u5217\u8868,\u4f9d\u6b21\u8abf\u7528.<\/p>\n

void glCallLists(GLsizei num,GLenum type,const GLvoid *lists);<\/p>\n

num:\u986f\u793a\u5217\u8868\u500b\u6578<\/p>\n

type:\u7d22\u5f15\u7684\u985e\u578b<\/p>\n

lists:\u986f\u793a\u5217\u8868\u7d22\u5f15\u6578\u7d44<\/p>\n

 <\/p>\n

\u5982\u679c\u60f3\u5176\u5b83\u7d22\u5f15\u503c\u958b\u6b21\u57f7\u884c,\u5f9eoffset\u958b\u6b64\u5230num-1\u7d50\u675f<\/p>\n

void glListName(GLuint offset);<\/p>\n

offset:\u7d22\u5f15\u6578\u7d44\u7684\u504f\u79fb<\/p>\n

 <\/p>\n

\u986f\u793a\u5217\u8868\u7684\u71d2\u6bc0,\u7576\u5275\u5efa\u986f\u793a\u5217\u8868\u9700\u8981\u70ba\u5176\u5206\u914d\u8a18\u61b6\u9ad4\u5b58\u5132OpenGL\u4ee3\u78bc,\u7576\u7a0b\u5f0f\u7d50\u675f\u6642\u8981\u5c07\u8a18\u61b6\u9ad4\u91cb\u653e,\u9632\u6b62\u8a18\u61b6\u9ad4\u6d29\u6f0f<\/p>\n

void glDeleteLists(GLuint list,GLsizei range);<\/p>\n

list:\u5217\u8868\u7d22\u5f15<\/p>\n

range:\u986f\u793a\u5217\u8868\u6578\u91cf<\/p>\n

 <\/p>\n

\u57f7\u884c\u986f\u793a\u5217\u8868\u6f14\u793a\u4ee3\u78bc:<\/p>\n

if(glIsList(list->ID) == GL_TRUE)<\/p>\n

{<\/p>\n

glCallList(list->ID);\/\/ \u8abf\u7528\u986f\u793a\u5217\u8868<\/p>\n

}<\/p>\n

else<\/p>\n

{<\/p>\n

list->ID = glGenLists(1);\/\/ \u751f\u6210\u986f\u793a\u5217\u8868<\/p>\n

glNewList(list->ID, GL_COMPILE_AND_EXECUTE);<\/p>\n

\/\/ \u586b\u5165\u57f7\u884c\u4ee3\u78bc<\/p>\n

glEndList();<\/p>\n

}<\/p>\n

 <\/p>\n

\u6f14\u793a\u7a0b\u5f0f\u4e2d\u7e6a\u756b\u5e7e\u767e\u500b\u7403\u9ad4\u4e0d\u65b7\u79fb\u52d5,\u82e5\u4e0d\u4f7f\u7528\u986f\u793a\u5217\u8868\u6bcf\u79d2\u5927\u7d04200\u5e40,\u800c\u82e5\u4f7f\u7528\u986f\u793a\u5217\u8868\u6027\u80fd\u5927\u5e45\u5ea6\u63d0\u5347,\u6bcf\u79d2\u53bb\u5230670\u5e40.\u771f\u662f\u51fa\u4e4e\u610f\u6599.\u6309\u7a7a\u683c\u9375\u555f\u7528\u6216\u7981\u7528\u986f\u793a\u5217\u8868.\u4e0b\u8f09\u6f14\u793a\u7a0b\u5f0f<\/a>:<\/p>\n","protected":false},"excerpt":{"rendered":"

OpenGL\u652f\u6301\u7a31\u70ba\u300e\u986f\u793a\u5217\u8868\u300f(Display List)\u6027\u80fd\u512a\u5316,\u5b83\u76f8\u7576\u65bc\u628aOpenGL\u4ee3\u78bc\u9032\u884c\u9810\u7de8\u8b6f,\u4e26 … <\/p>\n

\u7e7c\u7e8c\u95b1\u8b80 OpenGL\u986f\u793a\u5217\u8868<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62],"tags":[50],"class_list":["post-3927","post","type-post","status-publish","format-standard","hentry","category-opengl","tag-opengl","entry"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/3927","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/comments?post=3927"}],"version-history":[{"count":3,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/3927\/revisions"}],"predecessor-version":[{"id":3932,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/3927\/revisions\/3932"}],"wp:attachment":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/media?parent=3927"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/categories?post=3927"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/tags?post=3927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}