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author | John Reck <jreck@google.com> | 2012-12-11 14:42:27 -0800 |
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committer | John Reck <jreck@google.com> | 2012-12-11 14:58:14 -0800 |
commit | 8cb165add72646ba57cf2f072d91351a8544fbc5 (patch) | |
tree | c7f6b927b17fb1fc07d6b8211216ac0bd59a27f9 /src/com/android/gallery3d/glrenderer/ExtTexture.java | |
parent | 203b6826f9958fbafd1a92b4a99d8d9e20e8b248 (diff) | |
download | android_packages_apps_Snap-8cb165add72646ba57cf2f072d91351a8544fbc5.tar.gz android_packages_apps_Snap-8cb165add72646ba57cf2f072d91351a8544fbc5.tar.bz2 android_packages_apps_Snap-8cb165add72646ba57cf2f072d91351a8544fbc5.zip |
GL packaging refactor
Change-Id: I1d7a95c4f0b91a5ba59030d57cf6865c11b497aa
Diffstat (limited to 'src/com/android/gallery3d/glrenderer/ExtTexture.java')
-rw-r--r-- | src/com/android/gallery3d/glrenderer/ExtTexture.java | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/glrenderer/ExtTexture.java b/src/com/android/gallery3d/glrenderer/ExtTexture.java new file mode 100644 index 000000000..b1fbd195c --- /dev/null +++ b/src/com/android/gallery3d/glrenderer/ExtTexture.java @@ -0,0 +1,60 @@ +/* + * 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; + +// ExtTexture is a texture whose content comes from a external texture. +// Before drawing, setSize() should be called. +public class ExtTexture extends BasicTexture { + + private int mTarget; + + public ExtTexture(int target) { + GLId glId = GLCanvas.getGLId(); + mId = glId.generateTexture(); + mTarget = target; + } + + private void uploadToCanvas(GLCanvas canvas) { + canvas.setTextureParameters(this); + setAssociatedCanvas(canvas); + mState = STATE_LOADED; + } + + @Override + protected boolean onBind(GLCanvas canvas) { + if (!isLoaded()) { + uploadToCanvas(canvas); + } + + return true; + } + + @Override + public int getTarget() { + return mTarget; + } + + @Override + public boolean isOpaque() { + return true; + } + + @Override + public void yield() { + // we cannot free the texture because we have no backup. + } +} |