123 lines
3.3 KiB
Java
123 lines
3.3 KiB
Java
package com.serenegiant.glutils;
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/*
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* libcommon
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* utility/helper classes for myself
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*
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* Copyright (c) 2014-2018 saki t_saki@serenegiant.com
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import androidx.annotation.Nullable;
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import com.serenegiant.utils.MessageTask;
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public abstract class EglTask extends MessageTask {
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// private static final boolean DEBUG = false;
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// private static final String TAG = "EglTask";
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public static final int EGL_FLAG_DEPTH_BUFFER = 0x01;
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public static final int EGL_FLAG_RECORDABLE = 0x02;
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public static final int EGL_FLAG_STENCIL_1BIT = 0x04;
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// public static final int EGL_FLAG_STENCIL_2BIT = 0x08;
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// public static final int EGL_FLAG_STENCIL_4BIT = 0x10;
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public static final int EGL_FLAG_STENCIL_8BIT = 0x20;
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private EGLBase mEgl = null;
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private EGLBase.IEglSurface mEglHolder;
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public EglTask(final EGLBase.IContext sharedContext, final int flags) {
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// if (DEBUG) Log.i(TAG, "shared_context=" + shared_context);
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init(flags, 3, sharedContext);
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}
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public EglTask(final int maxClientVersion,
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final EGLBase.IContext sharedContext, final int flags) {
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// if (DEBUG) Log.i(TAG, "shared_context=" + shared_context);
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init(flags, maxClientVersion, sharedContext);
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}
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/**
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* @param flags
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* @param maxClientVersion
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* @param sharedContext
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*/
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@Override
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protected void onInit(final int flags,
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final int maxClientVersion, final Object sharedContext) {
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if ((sharedContext == null)
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|| (sharedContext instanceof EGLBase.IContext)) {
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final int stencilBits
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= (flags & EGL_FLAG_STENCIL_1BIT) == EGL_FLAG_STENCIL_1BIT ? 1
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: ((flags & EGL_FLAG_STENCIL_8BIT) == EGL_FLAG_STENCIL_8BIT ? 8 : 0);
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mEgl = EGLBase.createFrom(maxClientVersion, (EGLBase.IContext)sharedContext,
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(flags & EGL_FLAG_DEPTH_BUFFER) == EGL_FLAG_DEPTH_BUFFER,
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stencilBits,
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(flags & EGL_FLAG_RECORDABLE) == EGL_FLAG_RECORDABLE);
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}
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if (mEgl == null) {
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callOnError(new RuntimeException("failed to create EglCore"));
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releaseSelf();
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} else {
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mEglHolder = mEgl.createOffscreen(1, 1);
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mEglHolder.makeCurrent();
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}
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}
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@Override
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protected Request takeRequest() throws InterruptedException {
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final Request result = super.takeRequest();
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mEglHolder.makeCurrent();
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return result;
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}
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@Override
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protected void onBeforeStop() {
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mEglHolder.makeCurrent();
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}
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@Override
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protected void onRelease() {
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mEglHolder.release();
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mEgl.release();
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}
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protected EGLBase getEgl() {
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return mEgl;
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}
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protected EGLBase.IContext getEGLContext() {
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return mEgl.getContext();
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}
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protected EGLBase.IConfig getConfig() {
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return mEgl.getConfig();
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}
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@Nullable
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protected EGLBase.IContext getContext() {
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return mEgl != null ? mEgl.getContext() : null;
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}
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protected void makeCurrent() {
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mEglHolder.makeCurrent();
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}
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protected boolean isGLES3() {
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return (mEgl != null) && (mEgl.getGlVersion() > 2);
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}
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}
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