package com.example.datalibrary.deptrum;
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import android.content.Context;
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import android.opengl.GLSurfaceView;
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import android.util.AttributeSet;
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public class GLFrameSurface extends GLSurfaceView {
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private ICallback cb = null;
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private GLFrameRenderer mRenderer;
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public GLFrameSurface(Context context) {
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super(context);
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init();
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}
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public GLFrameSurface(Context context, AttributeSet attrs) {
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super(context, attrs);
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init();
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}
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private synchronized void init() {
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if (mRenderer == null) {
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setEGLContextClientVersion(2);
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mRenderer = new GLFrameRenderer(this);
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this.setRenderer(mRenderer);
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setRenderMode(RENDERMODE_WHEN_DIRTY);
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} else {
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if (this.getCurrentRenderer() == null) {
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this.setRenderer(mRenderer);
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setRenderMode(RENDERMODE_WHEN_DIRTY);
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}
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}
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}
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public GLFrameRenderer getCurrentRenderer() {
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return mRenderer;
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}
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public void setCallback(ICallback cb) {
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this.cb = cb;
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}
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@Override
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public void setRenderer(Renderer renderer) {
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super.setRenderer(renderer);
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}
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@Override
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protected void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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}
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@Override
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protected void onAttachedToWindow() {
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// Utils.LOGD("surface onAttachedToWindow()");
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super.onAttachedToWindow();
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init();
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// setRenderMode() only takes effectd after SurfaceView attached to window!
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// note that on this mode, surface will not render util GLSurfaceView.requestRender() is
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// called, it's good and efficient -v-
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// “WHEN_DIRTY”是由用户调用requestRenderer()绘制
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// Utils.LOGD("surface setRenderMode RENDERMODE_WHEN_DIRTY");
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}
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@Override
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protected void onSizeChanged(int w, int h, int oldw, int oldh) {
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super.onSizeChanged(w, h, oldw, oldh);
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if (w > 0 && h > 0) {
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if (null != cb) {
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cb.onSizeChanged(w, h);
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}
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}
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}
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public interface ICallback {
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void onSizeChanged(int w, int h);
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}
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}
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