1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.gallery3d.glrenderer; 17 18 import javax.microedition.khronos.opengles.GL11; 19 import javax.microedition.khronos.opengles.GL11ExtensionPack; 20 21 /** 22 * Open GL ES 1.1 implementation for generating and destroying texture IDs and 23 * buffer IDs 24 */ 25 public class GLES11IdImpl implements GLId { 26 private static int sNextId = 1; 27 // Mutex for sNextId 28 private static Object sLock = new Object(); 29 30 @Override 31 public int generateTexture() { 32 synchronized (sLock) { 33 return sNextId++; 34 } 35 } 36 37 @Override 38 public void glGenBuffers(int n, int[] buffers, int offset) { 39 synchronized (sLock) { 40 while (n-- > 0) { 41 buffers[offset + n] = sNextId++; 42 } 43 } 44 } 45 46 @Override 47 public void glDeleteTextures(GL11 gl, int n, int[] textures, int offset) { 48 synchronized (sLock) { 49 gl.glDeleteTextures(n, textures, offset); 50 } 51 } 52 53 @Override 54 public void glDeleteBuffers(GL11 gl, int n, int[] buffers, int offset) { 55 synchronized (sLock) { 56 gl.glDeleteBuffers(n, buffers, offset); 57 } 58 } 59 60 @Override 61 public void glDeleteFramebuffers(GL11ExtensionPack gl11ep, int n, int[] buffers, int offset) { 62 synchronized (sLock) { 63 gl11ep.glDeleteFramebuffersOES(n, buffers, offset); 64 } 65 } 66 67 68 } 69
