{"id":4490,"date":"2018-08-31T11:05:53","date_gmt":"2018-08-31T03:05:53","guid":{"rendered":"http:\/\/www.bookcard.net\/wordpress\/?p=4490"},"modified":"2018-08-31T11:05:53","modified_gmt":"2018-08-31T03:05:53","slug":"android_game_light_point","status":"publish","type":"post","link":"https:\/\/www.bookcard.net\/wordpress\/android_game_light_point\/","title":{"rendered":"Android\u904a\u6232\u4e4b\u9ede\u5149"},"content":{"rendered":"
\"\"<\/a>
Android\u904a\u6232\u4e4b\u9ede\u5149<\/figcaption><\/figure>\n

\u9ede\u5149(\u71c8\u5149)\u7279\u9ede\u662f\u6709\u56fa\u5b9a3D\u4f4d\u7f6e.\u9996\u5148\u4f60\u9700\u8981\u555f\u75280\u865f\u71c8\u5149<\/p>\n

gl.glEnable(GL10.GL_LIGHT0);<\/p>\n

\u8a2d\u5b9a\u71c8\u5149\u984f\u8272,\u71c8\u5149\u7d22\u5f15\u70ba0,\u6700\u5f8c\u4e00\u500b\u53c3\u6578\u662f\u984f\u8272\u6578\u7d44\u504f\u79fb\u91cf.<\/p>\n

float[] ambient = {1.0f, 1.0f, 1.0f, 1.0f};\/\/ \u9ede\u5149-\u74b0\u5883\u8272<\/p>\n

float[] diffuse\u00a0 = {1.0f, 1.0f, 1.0f, 1.0f};\/\/ \u9ede\u5149-\u6f2b\u53cd\u5c04\u8272<\/p>\n

float[] specular = {0.0f, 0.0f, 0.0f, 1.0f};\/\/ \u9ede\u5149-\u9ad8\u4eae\u984f\u8272<\/p>\n

gl.glLightfv(GL10.GL_LIGHT0,GL10.GL_AMBIENT, ambient, 0);<\/p>\n

gl.glLightfv(GL10.GL_LIGHT0,GL10.GL_DIFFUSE, diffuse, 0);<\/p>\n

gl.glLightfv(GL10.GL_LIGHT0,GL10.GL_SPECULAR, specular, 0);<\/p>\n

\u8a2d\u5b9a\u71c8\u5149\u4f4d\u7f6e,\u8a2d\u5b9a3D\u7a7a\u9593xyz\u5ea7\u6a19,\u7b2c\u56db\u500b\u5143\u7d20\u5fc5\u9808\u8a2d\u7f6e\u70ba1,\u5373\u5149\u6e90\u6709\u4f4d\u7f6e.<\/p>\n

float[] position = {0, 0, 0, 1};\/\/ \u9ede\u5149-\u4f4d\u7f6e<\/p>\n

gl.glLightfv(GL10.GL_LIGHT0,GL10.GL_POSITION, position, 0);<\/p>\n

\u5b8c\u6210\u6e32\u67d3\u5f8c\u95dc\u9589\u71c8\u5149<\/p>\n

gl.glDisable(GL10.GL_LIGHT0);<\/p>\n

\u71c8\u5149\u985e\u4ee3\u78bc<\/p>\n

public class LightPoint {<\/p>\n

private float[] ambient\u00a0 = {1.0f, 1.0f, 1.0f, 1.0f};\/\/ \u9ede\u5149-\u74b0\u5883\u8272<\/p>\n

private float[] diffuse\u00a0 = {1.0f, 1.0f, 1.0f, 1.0f};\/\/ \u9ede\u5149-\u6f2b\u53cd\u5c04\u8272<\/p>\n

private float[] specular = {0.0f, 0.0f, 0.0f, 1.0f};\/\/ \u9ede\u5149-\u9ad8\u4eae\u984f\u8272<\/p>\n

private float[] position = {0, 0, 0, 1};\/\/ \u71c8\u5149\u4f4d\u7f6e<\/p>\n

int id = 0;\/\/\u00a0 \u71c8\u5149ID<\/p>\n

\u69cb\u9020\u9ede\u5149(\u71c8\u6ce1) \u71c8\u5149ID\u8f38\u5165:GL10.GL_LIGHT0\u81f3GL10.GL_LIGHT7<\/p>\n

public LightPoint(int ID ){<\/p>\n

this.id = ID;\/\/\u00a0 \u71c8\u5149ID<\/p>\n

}<\/p>\n

\u8a2d\u5b9a\u9ede\u5149(\u71c8\u6ce1)\u4f4d\u7f6e<\/p>\n

public void setPosition(float x,float y,float z){<\/p>\n

position[0] = x;<\/p>\n

position[1] = y;<\/p>\n

position[2] = z;<\/p>\n

position[3] = 1;<\/p>\n

}<\/p>\n

\u8a2d\u5b9a\u9ede\u5149(\u71c8\u6ce1)\u984f\u8272<\/p>\n

public void setColor(float r,float g,float b){<\/p>\n

ambient[0] = r;<\/p>\n

ambient[1] = g;<\/p>\n

ambient[2] = b;<\/p>\n

ambient[3] = 1;<\/p>\n

}<\/p>\n

\u4f7f\u80fd\u9ede\u5149(\u71c8\u6ce1)<\/p>\n

public void enable(){<\/p>\n

GL10 gl = GRAPHICS.gl;<\/p>\n

gl.glEnable(id);\/\/\u4f7f\u80fd<\/p>\n

gl.glLightfv(id,GL10.GL_AMBIENT, ambient, 0);<\/p>\n

gl.glLightfv(id,GL10.GL_DIFFUSE, diffuse, 0);<\/p>\n

gl.glLightfv(id,GL10.GL_SPECULAR, specular, 0);<\/p>\n

gl.glLightfv(id,GL10.GL_POSITION, position, 0);<\/p>\n

}<\/p>\n

\u5c4f\u853d\u9ede\u5149(\u71c8\u6ce1)<\/p>\n

public void disable(){<\/p>\n

GL10 gl = GRAPHICS.gl;<\/p>\n

gl.glDisable(id);<\/p>\n

}<\/p>\n

}<\/p>\n","protected":false},"excerpt":{"rendered":"

\u9ede\u5149(\u71c8\u5149)\u7279\u9ede\u662f\u6709\u56fa\u5b9a3D\u4f4d\u7f6e.\u9996\u5148\u4f60\u9700\u8981\u555f\u75280\u865f\u71c8\u5149 gl.glEnable(GL10.GL_LIGHT0 … <\/p>\n

\u7e7c\u7e8c\u95b1\u8b80 Android\u904a\u6232\u4e4b\u9ede\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-4490","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\/4490","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=4490"}],"version-history":[{"count":2,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4490\/revisions"}],"predecessor-version":[{"id":4493,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/posts\/4490\/revisions\/4493"}],"wp:attachment":[{"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/media?parent=4490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/categories?post=4490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bookcard.net\/wordpress\/wp-json\/wp\/v2\/tags?post=4490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}