ProceduralGeometryView.java

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/* Copyright (c) 2015-2017, ARM Limited and Contributors
 *
 * SPDX-License-Identifier: MIT
 *
 * Permission is hereby granted, free of charge,
 * to any person obtaining a copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

package com.arm.malideveloper.openglessdk.proceduralgeometry;

import android.content.Context;
import android.graphics.PixelFormat;
import android.opengl.GLSurfaceView;
import android.util.AttributeSet;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;

import javax.microedition.khronos.egl.EGL10;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.egl.EGLContext;
import javax.microedition.khronos.egl.EGLDisplay;
import javax.microedition.khronos.opengles.GL10;

class ProceduralGeometryView extends GLSurfaceView {
    private static final String TAG = "ProceduralGeometry";
    private static final boolean DEBUG = true;

    public ProceduralGeometryView(Context context) {
        super(context);
        setEGLConfigChooser(8, 8, 8, 0, 16, 0);
        setEGLContextClientVersion(2);
        setRenderer(new Renderer());
    }

    public boolean onTouchEvent(MotionEvent event)
    {
        float x = event.getRawX();
        float y = event.getRawY();

        if (event.getAction() == MotionEvent.ACTION_UP)
            ProceduralGeometry.onpointerup(x, y);
        else if (event.getAction() == MotionEvent.ACTION_MOVE)
            ProceduralGeometry.onpointerdown(x, y);
        return true;
    }

    private static class Renderer implements GLSurfaceView.Renderer {
        public void onDrawFrame(GL10 gl) {
            ProceduralGeometry.step();
        }

        public void onSurfaceChanged(GL10 gl, int width, int height) {
            ProceduralGeometry.resize(width, height);
        }

        public void onSurfaceCreated(GL10 gl, EGLConfig config) {
            ProceduralGeometry.init();
        }
    }
}