Merge "Instantiate GLCanvas rather than reinitialize current GLCanvas." into gb-ub-photos-bryce

1 files changed, 68 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/glrenderer/GLES11IdImpl.java b/src/com/android/gallery3d/glrenderer/GLES11IdImpl.java
new file mode 100644
index 000000000..e4793730f
--- /dev/null
+++ b/src/com/android/gallery3d/glrenderer/GLES11IdImpl.java
@@ -0,0 +1,68 @@
+/*
+ * 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 GLES11IdImpl 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);
+        }
+    }
+
+
+}