{"id":276,"date":"2012-04-23T15:25:36","date_gmt":"2012-04-23T15:25:36","guid":{"rendered":"http:\/\/blog.zhukunqian.com\/?p=276"},"modified":"2012-04-26T07:07:00","modified_gmt":"2012-04-26T07:07:00","slug":"opengl%e4%ba%94%e3%80%80%e7%ba%b9%e7%90%86","status":"publish","type":"post","link":"https:\/\/blog.zhukunqian.com\/?p=276","title":{"rendered":"Opengl\u4e94\u3000\u7eb9\u7406"},"content":{"rendered":"<p>1\u52a0\u8f7d\u7eb9\u7406<\/p>\n<p>glTexImage(GLenum target,GLint level,GLint internalFormat,GLsizei width,GLint border,GLenum format,GLenum type,void * data);<\/p>\n<p>\u53c2\u6570:<\/p>\n<p>target: GL_TEXTURE_1D,GL_TEXTURE_2D,GL_TEXTURE_3D<\/p>\n<p>level:\u6307\u5b9a\u8fd9\u4e9b\u51fd\u6570\u6240\u52a0\u8f7d\u7684mipmap\u5c42,\u5bf9\u4e8e\u975emipmap\u7eb9\u7406\uff0c\u6b64\u503c\u53ef\u4ee5\u8bbe\u7f6e\u4e3a0<\/p>\n<p>internalFormat : \u544a\u8bc9opengl\u6bcf\u4e2a\u7eb9\u7406\u5355\u5143\u4e2d\u5b58\u50a8\u591a\u5c11\u989c\u8272\u6210\u5206\uff0c\u4e00\u4e9b\u5e38\u7528\u503c\uff1aGL_ALPHA,GL_LUMINANCE,GL_LUMINANCE_ALPHA,GL_RGB,GL_RGBA<\/p>\n<p>width,height,depth:\u6307\u5b9a\u4e86\u7eb9\u7406\u7684\u5bbd\u5ea6\uff0c\u9ad8\u5ea6\u548c\u6df1\u5ea6\uff08\u8fd9\u4e09\u4e2a\u503c\u63a8\u8350\u5f3a\u5236\u4f7f\u75282\u7684\u6b21\u6570\uff09<\/p>\n<p>border:\u7eb9\u7406\u8d34\u56fe\u7684\u8fb9\u754c\u5bbd\u5ea6<\/p>\n<p>format : \u5728\u5185\u5b58\u4e2d\u7684\u683c\u5f0f<\/p>\n<p>type : data\u6570\u636e\u7684\u7c7b\u578bint,byte,short\u7b49<\/p>\n<p>data:\u7eb9\u7406\u6570\u636e<\/p>\n<p>\u7eb9\u7406\u66ff\u6362:<\/p>\n<p>glTextureSubImage : \u66ff\u6362\u7eb9\u7406\u6bd4\u91cd\u65b0\u52a0\u8f7d\u4e00\u4e2a\u65b0\u7eb9\u7406\u901f\u5ea6\u66f4\u5feb<\/p>\n<p>\u7eb9\u7406\u5bf9\u8c61\u5141\u8bb8\u6211\u4eec\u4e00\u6b21\u52a0\u8f7d\u591a\u4e2a\u7eb9\u7406\uff08\u653e\u5728\u5185\u5b58\u4e2d\uff09\u3002<\/p>\n<p>1\u3001glGenTexutres(GLsizei n,GLuint *textureIds) ; \u5206\u914d\u7eb9\u7406\u5bf9\u8c61<\/p>\n<p>2\u3001glBindTexture(GLenum target,GLuint texture); \u7ed1\u5b9a\u7eb9\u7406\u5bf9\u8c61\uff0c\u4ee5\u540e\u64cd\u4f5c\u4f7f\u7528\u6b64\u7eb9\u7406<\/p>\n<p>3\u3001glDeleteTexture(GLsizei n, GLuint *textureIds);\u00a0 \u5220\u9664\u7eb9\u7406\u5bf9\u8c61<\/p>\n<p>&nbsp;<\/p>\n<p>\u4ee5\u4e0b\u662f\u5177\u4f53\u4f2a\u4ee3\u7801<\/p>\n<p>glGenTexutreids<\/p>\n<p>glBindTexture<\/p>\n<p>glTexParameterf(GL_Texture_2D,GL_TEXUTRE_MIN_FILETER,GL_LINEAR);<\/p>\n<p>glTexParamterf(GL_Texture_2D,GL_texture_mag_filter,GL_LINEAR);<\/p>\n<p>glEnable(GL_TEXUTRE_2D)<\/p>\n<p>glTexCoord3f<\/p>\n<p>glVertex3f<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1\u52a0\u8f7d\u7eb9\u7406 glTexImage(GLenum target,GLint lev &hellip;<\/p>\n<p class=\"read-more\"><a href=\"https:\/\/blog.zhukunqian.com\/?p=276\">\u7ee7\u7eed\u9605\u8bfb &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=\/wp\/v2\/posts\/276"}],"collection":[{"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=276"}],"version-history":[{"count":6,"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=\/wp\/v2\/posts\/276\/revisions"}],"predecessor-version":[{"id":285,"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=\/wp\/v2\/posts\/276\/revisions\/285"}],"wp:attachment":[{"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.zhukunqian.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}