{"id":4494,"date":"2018-08-31T16:24:56","date_gmt":"2018-08-31T08:24:56","guid":{"rendered":"http:\/\/www.bookcard.net\/wordpress\/?p=4494"},"modified":"2018-08-31T16:26:58","modified_gmt":"2018-08-31T08:26:58","slug":"android_game_light_directional","status":"publish","type":"post","link":"https:\/\/www.bookcard.net\/wordpress\/android_game_light_directional\/","title":{"rendered":"Android\u904a\u6232\u4e4b\u5b9a\u5411\u5149"},"content":{"rendered":"<figure id=\"attachment_4495\" aria-describedby=\"caption-attachment-4495\" style=\"width: 1200px\" class=\"wp-caption alignnone\"><a href=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2018\/08\/Android_Game_Light_Directional.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-4495\" src=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2018\/08\/Android_Game_Light_Directional.jpg\" alt=\"\" width=\"1200\" height=\"800\" srcset=\"https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2018\/08\/Android_Game_Light_Directional.jpg 1200w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2018\/08\/Android_Game_Light_Directional-300x200.jpg 300w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2018\/08\/Android_Game_Light_Directional-768x512.jpg 768w, https:\/\/www.bookcard.net\/wordpress\/wp-content\/uploads\/2018\/08\/Android_Game_Light_Directional-1024x683.jpg 1024w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/a><figcaption id=\"caption-attachment-4495\" class=\"wp-caption-text\">Android\u904a\u6232\u4e4b\u5b9a\u5411\u5149<\/figcaption><\/figure>\n<p>\u5b9a\u5411\u5149\u5177\u6709\u65b9\u5411\u4f46\u6c92\u6709\u4f4d\u7f6e.\u9996\u5148\u57283D\u7a7a\u9593\u5b9a\u7fa9\u4e00\u500b\u9ede,\u800c\u300e\u65b9\u5411\u300f\u8868\u793a\u70ba\u8a72\u9ede\u6307\u5411\u300e\u539f\u9ede\u300f\u5411\u91cf\u4e4b\u65b9\u5411.\u82e5\u57283D\u7a7a\u9593\u53f3\u5247\u5c04\u904e\u4f86\u5b9a\u5411\u5149<\/p>\n<p>public class LightDirectional {<\/p>\n<p>private float[] ambient\u00a0 = {1.0f, 1.0f, 1.0f, 1.0f};\/\/ \u9ede\u5149-\u74b0\u5883\u8272<\/p>\n<p>private float[] diffuse\u00a0 = {1.0f, 1.0f, 1.0f, 1.0f};\/\/ \u9ede\u5149-\u6f2b\u53cd\u5c04\u8272<\/p>\n<p>private float[] specular = {0.0f, 0.0f, 0.0f, 1.0f};\/\/ \u9ede\u5149-\u9ad8\u5149\u984f\u8272<br \/>\nprivate float[] direction = {0, 0, -1, 0};\/\/ \u5b9a\u5411\u5149-\u65b9\u5411<\/p>\n<p>int id = 0;\/\/\u00a0 \u71c8\u5149ID<\/p>\n<p>\u69cb\u9020\u5b9a\u5411\u5149.\u71c8\u5149id:GL10.GL_LIGHT0\u81f3GL10.GL_LIGHT7<\/p>\n<p>public LightDirectional(int ID){<\/p>\n<p>this.id = ID;\/\/\u00a0 \u71c8\u5149ID<\/p>\n<p>}<\/p>\n<p>\u8a2d\u7f6e\u65b9\u5411,\u5c07\u4f4d\u7f6e\u8f49\u63db\u70ba\u65b9\u5411.\u5c07w\u5206\u91cf\u8a2d0,\u4ee3\u8868\u65b9\u5411<\/p>\n<p>public void setDirection(float x,float y,float z){<\/p>\n<p>direction[0] = -x;<\/p>\n<p>direction[1] = -y;<\/p>\n<p>direction[2] = -z;<\/p>\n<p>direction[3] = 0;<\/p>\n<p>}<\/p>\n<p>\u8a2d\u7f6e\u5b9a\u5411\u5149\u984f\u8272<\/p>\n<p>public void setColor(float r,float g,float b){<\/p>\n<p>ambient[0] = r;<\/p>\n<p>ambient[1] = g;<\/p>\n<p>ambient[2] = b;<\/p>\n<p>ambient[3] = 1;<\/p>\n<p>}<\/p>\n<p>\u4f7f\u80fd\u8a2d\u7f6e\u9802\u5411\u5149\u984f\u8272\u74b0\u5883\u8272\u3001\u6f2b\u53cd\u5c04\u8272\u3001\u9ad8\u5149\u984f\u8272\u3001\u4f4d\u7f6e.\u6700\u5f8c\u4e00\u500b\u53c3\u6578\u662f\u6578\u7d44\u7d22\u5f15<\/p>\n<p>public void enable(){<\/p>\n<p>GL10 gl = GRAPHICS.gl;<\/p>\n<p>gl.glEnable(id);\/\/\u4f7f\u80fd<\/p>\n<p>gl.glLightfv(id,GL10.GL_AMBIENT, ambient, 0);<\/p>\n<p>gl.glLightfv(id,GL10.GL_DIFFUSE, diffuse, 0);<\/p>\n<p>gl.glLightfv(id,GL10.GL_SPECULAR, specular, 0);<\/p>\n<p>gl.glLightfv(id,GL10.GL_POSITION, direction, 0);<\/p>\n<p>}<\/p>\n<p>\u5b9a\u5411\u5149\u5c4f\u853d<\/p>\n<p>public void disable(GL10 gl){<\/p>\n<p>gl.glDisable(id);<\/p>\n<p>}<\/p>\n<p>}<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b9a\u5411\u5149\u5177\u6709\u65b9\u5411\u4f46\u6c92\u6709\u4f4d\u7f6e.\u9996\u5148\u57283D\u7a7a\u9593\u5b9a\u7fa9\u4e00\u500b\u9ede,\u800c\u300e\u65b9\u5411\u300f\u8868\u793a\u70ba\u8a72\u9ede\u6307\u5411\u300e\u539f\u9ede\u300f\u5411\u91cf\u4e4b\u65b9\u5411.\u82e5\u57283D\u7a7a\u9593\u53f3 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.bookcard.net\/wordpress\/android_game_light_directional\/\" class=\"more-link\">\u7e7c\u7e8c\u95b1\u8b80 <span class=\"screen-reader-text\">Android\u904a\u6232\u4e4b\u5b9a\u5411\u5149<\/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":[4],"tags":[2,50],"class_list":["post-4494","post","type-post","status-publish","format-standard","hentry","category-android","tag-android","tag-opengl","entry"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4494","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=4494"}],"version-history":[{"count":1,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4494\/revisions"}],"predecessor-version":[{"id":4496,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4494\/revisions\/4496"}],"wp:attachment":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/media?parent=4494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/categories?post=4494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/tags?post=4494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}