package com.example.datalibrary.deptrum.openglhelper;
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import android.annotation.SuppressLint;
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import android.content.Context;
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import android.opengl.GLES20;
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import android.opengl.GLSurfaceView;
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import android.util.AttributeSet;
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import java.nio.ByteBuffer;
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import javax.microedition.khronos.egl.EGLConfig;
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import javax.microedition.khronos.opengles.GL10;
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@SuppressLint("NewApi")
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public class GLPanel extends GLSurfaceView {
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private RGBRendThread.GLGraphics mGLGraphics;
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private ByteBuffer mBufferImage;
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private boolean bWork = true;
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private int mFrameWidth;
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private int mFrameHeight;
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@SuppressLint("NewApi")
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public GLPanel(Context context) {
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super(context);
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init(context);
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}
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public GLPanel(Context context, AttributeSet attrs) {
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super(context, attrs);
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init(context);
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}
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private void init(Context context) {
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setEGLContextClientVersion(2);
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setRenderer(new Scene());
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setRenderMode(GLSurfaceView.RENDERMODE_WHEN_DIRTY);
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}
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public void paint(float[] vertices, ByteBuffer buffer, int width, int height) {
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if (mGLGraphics == null) {
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return;
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}
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mFrameWidth = width;
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mFrameHeight = height;
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mGLGraphics.setVertexData(vertices);
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mBufferImage = buffer;
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if (bWork) {
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requestRender();
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}
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}
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@Override
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public void onPause() {
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super.onPause();
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bWork = false;
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}
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@Override
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public void onResume() {
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super.onResume();
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bWork = true;
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}
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@SuppressLint("NewApi")
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private class Scene implements Renderer {
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public void onDrawFrame(GL10 gl) {
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GLES20.glClear(GLES20.GL_DEPTH_BUFFER_BIT | GLES20.GL_COLOR_BUFFER_BIT);
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if (mBufferImage != null) {
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mBufferImage.position(0);
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mGLGraphics.buildTextures(mBufferImage, mFrameWidth, mFrameHeight);
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}
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mGLGraphics.draw();
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}
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public void onSurfaceChanged(GL10 gl, int width, int height) {
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GLES20.glViewport(0, 0, width, height);
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}
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public void onSurfaceCreated(GL10 gl, EGLConfig config) {
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GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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mGLGraphics = new RGBRendThread.GLGraphics();
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if (!mGLGraphics.isProgramBuilt()) {
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mGLGraphics.buildProgram();
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}
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GLES20.glEnable(GLES20.GL_DEPTH_TEST);
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GLES20.glEnable(GLES20.GL_CULL_FACE);
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}
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}
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}
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