opengl es demo（有附件）

阅读更多创建android工程
以下代码有一个activity类和一些 renderer的渲染类
在附件里有项目工程，这里共享给大家一起研究下
有什么好的提议，欢迎给我留言啊。
activity:

package com.tracy;import android.app.Activity;import android.graphics.Color;import android.opengl.GLSurfaceView;import android.os.Bundle;import android.util.Log;import android.view.KeyEvent;import android.widget.LinearLayout;public class Test extends Activity {    /** Called when the activity is first created. */GLSurfaceView glSurfaceView;GLTexRender glRender;    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);                glSurfaceView = new GLSurfaceView(this);         glRender = new GLTexRender(this);        glSurfaceView.setRenderer(glRender);//        Log.i("tracy", "glSurfaceView"+glSurfaceView.getTop()+" "+glSurfaceView.getWidth()+" "+glSurfaceView.getHeight());                LinearLayout ll = new LinearLayout(this);        ll.addView(glSurfaceView);        ll.setBackgroundColor(Color.WHITE);        setContentView(ll);        Log.i("tracy", "glSurfaceView"+glSurfaceView.getTop()+" "+glSurfaceView.getWidth()+" "+glSurfaceView.getHeight());    }@Overrideprotected void onPause() {// TODO Auto-generated method stubsuper.onPause();glSurfaceView.onPause();}@Overrideprotected void onResume() {// TODO Auto-generated method stubsuper.onResume();glSurfaceView.onResume();}//@Override//public boolean onKeyDown(int keyCode, KeyEvent event) {//Log.i("tracy", "onKeyDown");//switch(keyCode){////case KeyEvent.KEYCODE_DPAD_LEFT://glRender.yflag=-1;//glRender.key=true;//glRender.leftOrRight=true;//glRender.upOrDown=false;//break;//case KeyEvent.KEYCODE_DPAD_RIGHT://glRender.yflag=1;//glRender.key=true;//glRender.leftOrRight=true;//glRender.upOrDown=false;//break;//case KeyEvent.KEYCODE_DPAD_UP://glRender.xflag=-1;//glRender.key=true;//glRender.leftOrRight=false;//glRender.upOrDown=true;//break;//case KeyEvent.KEYCODE_DPAD_DOWN://glRender.xflag=1;//glRender.key=true;//glRender.leftOrRight=false;//glRender.upOrDown=true;//break;//case KeyEvent.KEYCODE_DPAD_CENTER://Log.i("tracy", "KEYCODE_DPAD_CENTER");//if(glRender.onOrOffLight){//glRender.onOrOffLight=false;//}else{//glRender.onOrOffLight=true;//}//glRender.fogMode();//break;//}//return super.onKeyDown(keyCode, event);//}@Overridepublic boolean onKeyUp(int keyCode, KeyEvent event) {Log.i("tracy", "onKeyUp");//glRender.key=false;return super.onKeyUp(keyCode, event);}    }

GLRender.java

package com.tracy;import java.nio.ByteBuffer;import java.nio.ByteOrder;import java.nio.IntBuffer;import javax.microedition.khronos.egl.EGLConfig;import javax.microedition.khronos.opengles.GL10;import android.content.Context;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.opengl.GLUtils;import android.opengl.GLSurfaceView.Renderer;import android.util.Log;public class GLRender implements Renderer {public GLRender(Context context) {bm[0] = BitmapFactory.decodeResource(context.getResources(),R.drawable.icon);// TODO Auto-generated constructor stub}private static final String tag = "tracy";private int one = 0x10000;// 三角形旋转角度//private float rotateTri = 0.2f;private int[] a = { 0, 40000, 0, 0, 0, 0, 60000, 0, 0 };// 三角形三个顶点// private IntBuffer triggerBuffer = IntBuffer.wrap(a);//private IntBuffer texBuffer = IntBuffer.wrap(new int[] { 0, 40000, 0, 0,//60000, 0 });int[] tex={0, 0, 1, 0,0, 1,1,1 };private int[] b = { one, 0, 0, one, 0, one, 0, one, 0, 0, one, one };private IntBuffer colorBuffer = IntBuffer.wrap(b);@Overridepublic void onDrawFrame(GL10 gl) {// TODO Auto-generated method stubgl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);gl.glColor4f(1, 0, 0, 0);gl.glLoadIdentity();gl.glTranslatef(-0.5f, 0.0f, -1.0f); gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);gl.glEnableClientState(GL10.GL_COLOR_ARRAY); gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);// rotateTri+=0.5f;// gl.glRotatef(rotateTri, 0, 1, 0);gl.glColorPointer(4, GL10.GL_FIXED, 0, colorBuffer);gl.glVertexPointer(3, GL10.GL_FIXED, 0, getNativeIntBuffer(a)); gl.glTexCoordPointer(2, GL10.GL_FIXED, 0, getNativeIntBuffer(tex));gl.glDrawArrays(GL10.GL_TRIANGLES, 0, 3); gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);gl.glDisableClientState(GL10.GL_COLOR_ARRAY);}@Overridepublic void onSurfaceChanged(GL10 gl, int width, int height) {// TODO Auto-generated method stubLog.i(tag, "onSurfaceChanged");float ratio = (float) width / height;// 设置OpenGL场景的大小gl.glViewport(0, 0, width, height);// 设置投影矩阵gl.glMatrixMode(GL10.GL_PROJECTION);// 重置投影矩阵gl.glLoadIdentity();// 设置视口的大小gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10);// 选择模型观察矩阵gl.glMatrixMode(GL10.GL_MODELVIEW);// 重置模型观察矩阵gl.glLoadIdentity();}@Overridepublic void onSurfaceCreated(GL10 gl, EGLConfig config) {// TODO Auto-generated method stubLog.i(tag, "onSurfaceCreated");// 启用阴影平滑gl.glShadeModel(GL10.GL_SMOOTH);//// 黑色背景gl.glClearColor(0, 0, 0, 0);//// 设置深度缓存gl.glClearDepthf(1.0f);// 启用深度测试gl.glEnable(GL10.GL_DEPTH_TEST);// 所作深度测试的类型gl.glDepthFunc(GL10.GL_LEQUAL);//// 告诉系统对透视进行修正gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, GL10.GL_FASTEST);// 允许2D贴图,纹理gl.glEnable(GL10.GL_TEXTURE_2D);gl.glEnable(GL10.GL_CULL_FACE);IntBuffer intBuffer = IntBuffer.allocate(1);gl.glGenTextures(1, intBuffer);texture = intBuffer.array();// 设置要使用的纹理gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[0], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);}int[] texture;Bitmap[] bm = new Bitmap[5];private IntBuffer getNativeIntBuffer(int[] buffer) {ByteBuffer ibb = ByteBuffer.allocateDirect(buffer.length * 4);ibb.order(ByteOrder.nativeOrder());IntBuffer ibf = ibb.asIntBuffer();ibf.put(buffer);ibf.position(0);return ibf;}}

GLTexRender.java

package com.tracy;import java.nio.IntBuffer;import javax.microedition.khronos.egl.EGLConfig;import javax.microedition.khronos.opengles.GL10;import android.content.Context;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.opengl.GLUtils;import android.opengl.GLSurfaceView.Renderer;public class GLTexRender implements Renderer {Bitmap[] bm = new Bitmap[6];float rotx=0.2f;float roty=0.2f;float rotz=0.2f;public GLTexRender(Context context) {super();bm[0] = BitmapFactory.decodeResource(context.getResources(), R.drawable.a);bm[1] = BitmapFactory.decodeResource(context.getResources(), R.drawable.b);bm[2] = BitmapFactory.decodeResource(context.getResources(), R.drawable.c);bm[3] = BitmapFactory.decodeResource(context.getResources(), R.drawable.d);bm[4] = BitmapFactory.decodeResource(context.getResources(), R.drawable.e);bm[5] = BitmapFactory.decodeResource(context.getResources(), R.drawable.f);}int one = 0x10000;private IntBuffer quaterBuffer = IntBuffer.wrap(new int[]{   // FRONT        -one, -one, one, one, -one, one,        -one, one, one, one, one, one,        // BACK        -one, -one, -one, -one, one, -one,        one, -one, -one, one, one, -one,        // LEFT        -one, -one, one, -one, one, one,        -one, -one, -one, -one, one, -one,        // RIGHT        one, -one, -one, one, one, -one,        one, -one, one, one, one, one,        // TOP        -one, one, one, one, one, one,        -one, one, -one, one, one, -one,        // BOTTOM        -one, -one, one, -one, -one, -one,        one, -one, one, one, -one, -one,});IntBuffer texCoords=IntBuffer.wrap(new int[]{0,one,one,one,0,0,one,0,one,one,one,0,0,one,0,0,one,one,one,0,0,one,0,0,one,one,one,0,0,one,0,0,one,0,0,0,one,one,0,one,0,0,0,one,one,0,one,one,});@Overridepublic void onDrawFrame(GL10 gl) {gl.glClear(GL10.GL_COLOR_BUFFER_BIT|GL10.GL_DEPTH_BUFFER_BIT);gl.glLoadIdentity();gl.glTranslatef(0.0f, 0.0f, -5.0f);gl.glRotatef(rotx, 1, 0, 0);gl.glRotatef(roty, 0, 1, 0);gl.glRotatef(rotz, 0, 0, 1);gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glVertexPointer(3, GL10.GL_FIXED, 0, quaterBuffer);gl.glTexCoordPointer(2, GL10.GL_FIXED, 0, texCoords);this.bindTexturePic(gl);gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);rotx+=0.5f;roty+=0.5f;rotz+=0.5f;}//指定纹理图片private void bindTexturePic(GL10 gl){gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);//gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, 4,  GL10.GL_UNSIGNED_BYTE, indices); gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 0, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);//gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, 4,  GL10.GL_UNSIGNED_BYTE, indices);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 4, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);//gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, 4,  GL10.GL_UNSIGNED_BYTE, indices);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 8, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);//gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, 4,  GL10.GL_UNSIGNED_BYTE, indices);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 12, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);//gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, 4,  GL10.GL_UNSIGNED_BYTE, indices);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 16, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);//gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, 4,  GL10.GL_UNSIGNED_BYTE, indices);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 20, 4);}@Overridepublic void onSurfaceChanged(GL10 gl, int width, int height) {float ratio = (float) width / height;//设置OpenGL场景的大小gl.glViewport(0, 0, width, height);//设置投影矩阵gl.glMatrixMode(GL10.GL_PROJECTION);//重置投影矩阵gl.glLoadIdentity();// 设置视口的大小gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10);// 选择模型观察矩阵gl.glMatrixMode(GL10.GL_MODELVIEW);// 重置模型观察矩阵gl.glLoadIdentity();}@Overridepublic void onSurfaceCreated(GL10 gl, EGLConfig config) {// 启用阴影平滑gl.glShadeModel(GL10.GL_SMOOTH);//// 黑色背景gl.glClearColor(0, 0, 0, 0);// 设置深度缓存gl.glClearDepthf(1.0f);// 启用深度测试gl.glEnable(GL10.GL_DEPTH_TEST);// 所作深度测试的类型gl.glDepthFunc(GL10.GL_LEQUAL);//// 告诉系统对透视进行修正gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, GL10.GL_FASTEST);//允许2D贴图,纹理gl.glEnable(GL10.GL_TEXTURE_2D);//gl.glEnable(GL10.GL_CULL_FACE);toTex(gl);}int[] texture= new int[6];//纹理映射private void toTex(GL10 gl){IntBuffer intBuffer = IntBuffer.allocate(6);gl.glGenTextures(6, intBuffer);texture=intBuffer.array();// 设置要使用的纹理gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[0], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[1], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[2], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[3], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[4], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[5], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);}}

GLBlendRender.java

package com.tracy;import java.nio.IntBuffer;import javax.microedition.khronos.egl.EGLConfig;import javax.microedition.khronos.opengles.GL10;import android.content.Context;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.opengl.GLUtils;import android.opengl.GLSurfaceView.Renderer;public class GLBlendRender implements Renderer {Bitmap[] bm = new Bitmap[6];float rotx=0.2f;float roty=0.2f;float rotz=0.2f;public boolean key=true;public GLBlendRender(Context context) {super();bm[0] = BitmapFactory.decodeResource(context.getResources(), R.drawable.a);bm[1] = BitmapFactory.decodeResource(context.getResources(), R.drawable.b);bm[2] = BitmapFactory.decodeResource(context.getResources(), R.drawable.c);bm[3] = BitmapFactory.decodeResource(context.getResources(), R.drawable.d);bm[4] = BitmapFactory.decodeResource(context.getResources(), R.drawable.e);bm[5] = BitmapFactory.decodeResource(context.getResources(), R.drawable.f);}int one = 0x10000;private IntBuffer quaterBuffer = IntBuffer.wrap(new int[]{   // FRONT        -one, -one, one, one, -one, one,        -one, one, one, one, one, one,        // BACK        -one, -one, -one, -one, one, -one,        one, -one, -one, one, one, -one,        // LEFT        -one, -one, one, -one, one, one,        -one, -one, -one, -one, one, -one,        // RIGHT        one, -one, -one, one, one, -one,        one, -one, one, one, one, one,        // TOP        -one, one, one, one, one, one,        -one, one, -one, one, one, -one,        // BOTTOM        -one, -one, one, -one, -one, -one,        one, -one, one, one, -one, -one,});//纹理坐标IntBuffer texCoords=IntBuffer.wrap(new int[]{0,one,one,one,0,0,one,0,one,one,one,0,0,one,0,0,one,one,one,0,0,one,0,0,one,one,one,0,0,one,0,0,one,0,0,0,one,one,0,one,0,0,0,one,one,0,one,one,});@Overridepublic void onDrawFrame(GL10 gl) {gl.glClear(GL10.GL_COLOR_BUFFER_BIT|GL10.GL_DEPTH_BUFFER_BIT);gl.glLoadIdentity();gl.glTranslatef(0.0f, 0.0f, -5.0f);gl.glRotatef(rotx, 1, 0, 0);gl.glRotatef(roty, 0, 1, 0);gl.glRotatef(rotz, 0, 0, 1);gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glVertexPointer(3, GL10.GL_FIXED, 0, quaterBuffer);gl.glTexCoordPointer(2, GL10.GL_FIXED, 0, texCoords);this.bindTexturePic(gl);gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);rotx+=0.5f;roty+=0.5f;rotz+=0.5f; //混合开关    if (key){    gl.glEnable(GL10.GL_BLEND);// 打开混合    gl.glDisable(GL10.GL_DEPTH_TEST);// 关闭深度测试}    else     {    gl.glDisable(GL10.GL_BLEND);// 关闭混合    gl.glEnable(GL10.GL_DEPTH_TEST);// 打开深度测试}}//指定纹理图片private void bindTexturePic(GL10 gl){gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]); gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 0, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 4, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 8, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 12, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 16, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 20, 4);}@Overridepublic void onSurfaceChanged(GL10 gl, int width, int height) {float ratio = (float) width / height;//设置OpenGL场景的大小gl.glViewport(0, 0, width, height);//设置投影矩阵gl.glMatrixMode(GL10.GL_PROJECTION);//重置投影矩阵gl.glLoadIdentity();// 设置视口的大小gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10);// 选择模型观察矩阵gl.glMatrixMode(GL10.GL_MODELVIEW);// 重置模型观察矩阵gl.glLoadIdentity();}@Overridepublic void onSurfaceCreated(GL10 gl, EGLConfig config) {// 启用阴影平滑gl.glShadeModel(GL10.GL_SMOOTH);//// 黑色背景gl.glClearColor(0, 0, 0, 0);// 设置深度缓存gl.glClearDepthf(1.0f);// 启用深度测试gl.glEnable(GL10.GL_DEPTH_TEST);// 所作深度测试的类型gl.glDepthFunc(GL10.GL_LEQUAL);//// 告诉系统对透视进行修正gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, GL10.GL_FASTEST);//设置光线,,1.0f为全光线，a=50%gl.glColor4f(1.0f,1.0f,1.0f,0.5f);// 基于源象素alpha通道值的半透明混合函数gl.glBlendFunc(GL10.GL_SRC_ALPHA,GL10.GL_ONE);//允许2D贴图,纹理gl.glEnable(GL10.GL_TEXTURE_2D);//gl.glEnable(GL10.GL_CULL_FACE);toTex(gl);}int[] texture= new int[6];//纹理映射private void toTex(GL10 gl){IntBuffer intBuffer = IntBuffer.allocate(6);gl.glGenTextures(6, intBuffer);texture=intBuffer.array();// 设置要使用的纹理gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[0], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[1], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[2], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[3], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[4], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[5], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);}public void OnKeyDown(){if(key){key=false;}else{key=true;}}}

GLFogRender.java

package com.tracy;import java.nio.ByteBuffer;import java.nio.ByteOrder;import java.nio.FloatBuffer;import java.nio.IntBuffer;import javax.microedition.khronos.egl.EGLConfig;import javax.microedition.khronos.opengles.GL10;import android.content.Context;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.opengl.GLUtils;import android.opengl.GLSurfaceView.Renderer;import android.util.Log;public class GLFogRender implements Renderer {Bitmap[] bm = new Bitmap[6];float rotx = 0.2f;float roty = 0.2f;float rotz = 0.2f;public int xflag = 1;public int yflag = 1;public boolean leftOrRight = false;public boolean upOrDown = false;public boolean key = false;// public float pz;public GLFogRender(Context context) {super();bm[0] = BitmapFactory.decodeResource(context.getResources(),R.drawable.a);bm[1] = BitmapFactory.decodeResource(context.getResources(),R.drawable.b);bm[2] = BitmapFactory.decodeResource(context.getResources(),R.drawable.c);bm[3] = BitmapFactory.decodeResource(context.getResources(),R.drawable.d);bm[4] = BitmapFactory.decodeResource(context.getResources(),R.drawable.e);bm[5] = BitmapFactory.decodeResource(context.getResources(),R.drawable.f);}int one = 0x10000;private IntBuffer quaterBuffer = IntBuffer.wrap(new int[] {// FRONT-one, -one, one, one, -one, one, -one,one,one,one,one,one,// BACK-one, -one, -one, -one, one, -one, one, -one,-one,one,one,-one,// LEFT-one, -one, one, -one, one, one, -one, -one, -one,-one,one,-one,// RIGHTone, -one, -one, one, one, -one, one, -one, one, one,one,one,// TOP-one, one, one, one, one, one, -one, one, -one, one, one,-one,// BOTTOM-one, -one, one, -one, -one, -one, one, -one, one, one,-one, -one, });IntBuffer texCoords = IntBuffer.wrap(new int[] { 0, one, one, one, 0, 0,one, 0, one, one, one, 0, 0, one, 0, 0, one, one, one, 0, 0, one,0, 0, one, one, one, 0, 0, one, 0, 0, one, 0, 0, 0, one, one, 0,one, 0, 0, 0, one, one, 0, one, one, });// 定义环境光源数组float[] lightAmbient = { 0.5f, 0.5f, 0.5f, 1.0f };// 定义漫射光源数组float[] lightDiffuse = { 1.0f, 1.0f, 0.5f, 1.0f };// 光源位置float[] lightPosition = { 0.0f, 0.0f, 2.0f, 1.0f };float fogColor[] = { 0.8f, 0.2f, 0.2f, 1.0f }; // 雾的颜色设为白色int fogMode[] = { GL10.GL_EXP, GL10.GL_EXP2, GL10.GL_LINEAR }; // 雾气的模式int fogfilter = 0; // 使用哪一种雾气GL10 mGl10;public void fogMode() {Log.i("tracy", "fogfilter="+fogfilter);mGl10.glFogf(GL10.GL_FOG_MODE, fogMode[fogfilter++]); // 设置雾气的模式fogfilter = fogfilter > 2 ? 0 : fogfilter;}@Overridepublic void onDrawFrame(GL10 gl) {gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);gl.glLoadIdentity();gl.glTranslatef(0.0f, 0.0f, -5.0f);// 如果不启用GL_LIGHTING光就什么都看不见gl.glEnable(GL10.GL_LIGHTING);// gl.glRotatef(rotz, 0, 0, 1);gl.glRotatef(roty, 0, 1, 0);gl.glRotatef(rotx, 1, 0, 0);gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glVertexPointer(3, GL10.GL_FIXED, 0, quaterBuffer);gl.glTexCoordPointer(2, GL10.GL_FIXED, 0, texCoords);this.bindTexturePic(gl);gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);if (key) {if (upOrDown) {rotx += 0.5f * xflag;}if (leftOrRight) {roty += 0.5f * yflag;}// rotz+=0.5f;}if (onOrOffLight) {gl.glEnable(GL10.GL_LIGHT1);} else {gl.glDisable(GL10.GL_LIGHT1);}}// 指定纹理图片private void bindTexturePic(GL10 gl) {gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 0, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 4, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 8, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 12, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 16, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 20, 4);}@Overridepublic void onSurfaceChanged(GL10 gl, int width, int height) {float ratio = (float) width / height;// 设置OpenGL场景的大小gl.glViewport(0, 0, width, height);// 设置投影矩阵gl.glMatrixMode(GL10.GL_PROJECTION);// 重置投影矩阵gl.glLoadIdentity();// 设置视口的大小gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10);// 选择模型观察矩阵gl.glMatrixMode(GL10.GL_MODELVIEW);// 重置模型观察矩阵gl.glLoadIdentity();}@Overridepublic void onSurfaceCreated(GL10 gl, EGLConfig config) {mGl10 = gl;// 启用阴影平滑gl.glShadeModel(GL10.GL_SMOOTH);//// 设置背景的颜色为雾气的颜色gl.glClearColor(0.8f,0.2f,0.2f,1.0f);gl.glFogx(GL10.GL_FOG_MODE, fogMode[fogfilter]);// 设置雾气的模式gl.glFogfv(GL10.GL_FOG_COLOR, fogColor,0);// 设置雾的颜色gl.glFogf(GL10.GL_FOG_DENSITY, 0.35f);// 设置雾的密度gl.glHint(GL10.GL_FOG_HINT, GL10.GL_DONT_CARE);// 设置系统如何计算雾气gl.glFogf(GL10.GL_FOG_START, 1.0f);// 雾气的开始位置gl.glFogf(GL10.GL_FOG_END, 5.0f);// 雾气的结束位置gl.glEnable(GL10.GL_FOG);// 使用雾气// 设置深度缓存gl.glClearDepthf(1.0f);// 启用深度测试gl.glEnable(GL10.GL_DEPTH_TEST);// 所作深度测试的类型gl.glDepthFunc(GL10.GL_LEQUAL);//// 告诉系统对透视进行修正gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, GL10.GL_FASTEST);// 允许2D贴图,纹理gl.glEnable(GL10.GL_TEXTURE_2D);gl.glEnable(GL10.GL_CULL_FACE);toTex(gl);initLight(gl);}// 初始化光源private void initLight(GL10 gl) {// 设置环境光gl.glLightfv(GL10.GL_LIGHT1, GL10.GL_AMBIENT,getNativeBuffer(lightAmbient));// set diffuse lightgl.glLightfv(GL10.GL_LIGHT1, GL10.GL_DIFFUSE,getNativeBuffer(lightDiffuse));// set light positiongl.glLightfv(GL10.GL_LIGHT1, GL10.GL_POSITION,getNativeBuffer(lightPosition));}public boolean onOrOffLight = true;int[] texture = new int[6];// 纹理映射private void toTex(GL10 gl) {IntBuffer intBuffer = IntBuffer.allocate(6);gl.glGenTextures(6, intBuffer);texture = intBuffer.array();// 设置要使用的纹理gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[0], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[1], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[2], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[3], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[4], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[5], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER,GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER,GL10.GL_LINEAR);}private FloatBuffer getNativeBuffer(float[] buffer) {ByteBuffer ibb = ByteBuffer.allocateDirect(buffer.length * 8);ibb.order(ByteOrder.nativeOrder());FloatBuffer fb = ibb.asFloatBuffer();fb.put(buffer);fb.position(0);return fb;}}

GLLightRender.java

package com.tracy;import java.nio.ByteBuffer;import java.nio.ByteOrder;import java.nio.FloatBuffer;import java.nio.IntBuffer;import javax.microedition.khronos.egl.EGLConfig;import javax.microedition.khronos.opengles.GL10;import android.content.Context;import android.graphics.Bitmap;import android.graphics.BitmapFactory;import android.opengl.GLUtils;import android.opengl.GLSurfaceView.Renderer;public class GLLightRender implements Renderer {Bitmap[] bm = new Bitmap[6];float rotx=0.2f;float roty=0.2f;float rotz=0.2f;public int xflag=1;public int yflag=1;public boolean leftOrRight=false;public boolean upOrDown=false;public boolean key=false;//public float pz;public GLLightRender(Context context) {super();bm[0] = BitmapFactory.decodeResource(context.getResources(), R.drawable.a);bm[1] = BitmapFactory.decodeResource(context.getResources(), R.drawable.b);bm[2] = BitmapFactory.decodeResource(context.getResources(), R.drawable.c);bm[3] = BitmapFactory.decodeResource(context.getResources(), R.drawable.d);bm[4] = BitmapFactory.decodeResource(context.getResources(), R.drawable.e);bm[5] = BitmapFactory.decodeResource(context.getResources(), R.drawable.f);}int one = 0x10000;private IntBuffer quaterBuffer = IntBuffer.wrap(new int[]{   // FRONT        -one, -one, one, one, -one, one,        -one, one, one, one, one, one,        // BACK        -one, -one, -one, -one, one, -one,        one, -one, -one, one, one, -one,        // LEFT        -one, -one, one, -one, one, one,        -one, -one, -one, -one, one, -one,        // RIGHT        one, -one, -one, one, one, -one,        one, -one, one, one, one, one,        // TOP        -one, one, one, one, one, one,        -one, one, -one, one, one, -one,        // BOTTOM        -one, -one, one, -one, -one, -one,        one, -one, one, one, -one, -one,});IntBuffer texCoords=IntBuffer.wrap(new int[]{0,one,one,one,0,0,one,0,one,one,one,0,0,one,0,0,one,one,one,0,0,one,0,0,one,one,one,0,0,one,0,0,one,0,0,0,one,one,0,one,0,0,0,one,one,0,one,one,});//定义环境光源数组float[] lightAmbient={0.5f,0.5f,0.5f,1.0f};//定义漫射光源数组float[] lightDiffuse={1.0f,1.0f,0.5f,1.0f};//光源位置float[] lightPosition={0.0f,0.0f,2.0f,1.0f};@Overridepublic void onDrawFrame(GL10 gl) {gl.glClear(GL10.GL_COLOR_BUFFER_BIT|GL10.GL_DEPTH_BUFFER_BIT);gl.glLoadIdentity();gl.glTranslatef(0.0f, 0.0f, -5.0f);//如果不启用GL_LIGHTING光就什么都看不见gl.glEnable(GL10.GL_LIGHTING);//gl.glRotatef(rotz, 0, 0, 1);gl.glRotatef(roty, 0, 1, 0);gl.glRotatef(rotx, 1, 0, 0);gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glVertexPointer(3, GL10.GL_FIXED, 0, quaterBuffer);gl.glTexCoordPointer(2, GL10.GL_FIXED, 0, texCoords);this.bindTexturePic(gl);gl.glDisableClientState(GL10.GL_TEXTURE_COORD_ARRAY);gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);if(key){if(upOrDown){rotx+=0.5f*xflag;}if(leftOrRight){roty+=0.5f*yflag;}//rotz+=0.5f;}if(onOrOffLight){gl.glEnable(GL10.GL_LIGHT1);}else{gl.glDisable(GL10.GL_LIGHT1);}}//指定纹理图片private void bindTexturePic(GL10 gl){gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]); gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 0, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 4, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 8, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 12, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 16, 4);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);gl.glDrawArrays(GL10.GL_TRIANGLE_STRIP, 20, 4);}@Overridepublic void onSurfaceChanged(GL10 gl, int width, int height) {float ratio = (float) width / height;//设置OpenGL场景的大小gl.glViewport(0, 0, width, height);//设置投影矩阵gl.glMatrixMode(GL10.GL_PROJECTION);//重置投影矩阵gl.glLoadIdentity();// 设置视口的大小gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10);// 选择模型观察矩阵gl.glMatrixMode(GL10.GL_MODELVIEW);// 重置模型观察矩阵gl.glLoadIdentity();}@Overridepublic void onSurfaceCreated(GL10 gl, EGLConfig config) {// 启用阴影平滑gl.glShadeModel(GL10.GL_SMOOTH);//// 黑色背景gl.glClearColor(0, 0, 0, 0);// 设置深度缓存gl.glClearDepthf(1.0f);// 启用深度测试gl.glEnable(GL10.GL_DEPTH_TEST);// 所作深度测试的类型gl.glDepthFunc(GL10.GL_LEQUAL);//// 告诉系统对透视进行修正gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, GL10.GL_FASTEST);//允许2D贴图,纹理gl.glEnable(GL10.GL_TEXTURE_2D);gl.glEnable(GL10.GL_CULL_FACE);toTex(gl);initLight(gl);}//初始化光源private void initLight(GL10 gl){//设置环境光gl.glLightfv(GL10.GL_LIGHT1, GL10.GL_AMBIENT, getNativeBuffer(lightAmbient));//set diffuse lightgl.glLightfv(GL10.GL_LIGHT1, GL10.GL_DIFFUSE, getNativeBuffer(lightDiffuse));//set light positiongl.glLightfv(GL10.GL_LIGHT1, GL10.GL_POSITION, getNativeBuffer(lightPosition));}public boolean onOrOffLight=true;int[] texture= new int[6];//纹理映射private void toTex(GL10 gl){IntBuffer intBuffer = IntBuffer.allocate(6);gl.glGenTextures(6, intBuffer);texture=intBuffer.array();// 设置要使用的纹理gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[0]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[0], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[1]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[1], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[2]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[2], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[3]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[3], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[4]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[4], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);gl.glBindTexture(GL10.GL_TEXTURE_2D, texture[5]);GLUtils.texImage2D(GL10.GL_TEXTURE_2D, 0, bm[5], 0);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);}private FloatBuffer getNativeBuffer(float[] buffer){ByteBuffer ibb = ByteBuffer.allocateDirect(buffer.length * 8);ibb.order(ByteOrder.nativeOrder());FloatBuffer fb =ibb.asFloatBuffer();fb.put(buffer);fb.position(0);return fb;}}

GLTest.zip (5.1 MB)
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