| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.gallery3d.glrenderer; |
| |
| import javax.microedition.khronos.opengles.GL11; |
| import javax.microedition.khronos.opengles.GL11ExtensionPack; |
| |
| /** |
| * Open GL ES 1.1 implementation for generating and destroying texture IDs and |
| * buffer IDs |
| */ |
| public class GLIdImpl implements GLId { |
| private static int sNextId = 1; |
| // Mutex for sNextId |
| private static Object sLock = new Object(); |
| |
| @Override |
| public int generateTexture() { |
| synchronized (sLock) { |
| return sNextId++; |
| } |
| } |
| |
| @Override |
| public void glGenBuffers(int n, int[] buffers, int offset) { |
| synchronized (sLock) { |
| while (n-- > 0) { |
| buffers[offset + n] = sNextId++; |
| } |
| } |
| } |
| |
| @Override |
| public void glDeleteTextures(GL11 gl, int n, int[] textures, int offset) { |
| synchronized (sLock) { |
| gl.glDeleteTextures(n, textures, offset); |
| } |
| } |
| |
| @Override |
| public void glDeleteBuffers(GL11 gl, int n, int[] buffers, int offset) { |
| synchronized (sLock) { |
| gl.glDeleteBuffers(n, buffers, offset); |
| } |
| } |
| |
| @Override |
| public void glDeleteFramebuffers(GL11ExtensionPack gl11ep, int n, int[] buffers, int offset) { |
| synchronized (sLock) { |
| gl11ep.glDeleteFramebuffersOES(n, buffers, offset); |
| } |
| } |
| |
| |
| } |