112 lines
3.0 KiB
C++
112 lines
3.0 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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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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#ifndef DEFERREDLAYERUPDATE_H_
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#define DEFERREDLAYERUPDATE_H_
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#include <cutils/compiler.h>
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#include <gui/GLConsumer.h>
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#include <SkColorFilter.h>
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#include <SkMatrix.h>
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#include <utils/StrongPointer.h>
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#include "Layer.h"
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#include "Rect.h"
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#include "renderthread/RenderThread.h"
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namespace android {
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namespace uirenderer {
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// Container to hold the properties a layer should be set to at the start
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// of a render pass
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class DeferredLayerUpdater : public VirtualLightRefBase {
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public:
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// Note that DeferredLayerUpdater assumes it is taking ownership of the layer
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// and will not call incrementRef on it as a result.
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ANDROID_API DeferredLayerUpdater(Layer* layer);
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ANDROID_API ~DeferredLayerUpdater();
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ANDROID_API bool setSize(int width, int height) {
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if (mWidth != width || mHeight != height) {
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mWidth = width;
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mHeight = height;
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return true;
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}
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return false;
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}
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ANDROID_API bool setBlend(bool blend) {
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if (blend != mBlend) {
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mBlend = blend;
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return true;
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}
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return false;
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}
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ANDROID_API void setSurfaceTexture(const sp<GLConsumer>& texture, bool needsAttach) {
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if (texture.get() != mSurfaceTexture.get()) {
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mNeedsGLContextAttach = needsAttach;
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mSurfaceTexture = texture;
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GLenum target = texture->getCurrentTextureTarget();
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LOG_ALWAYS_FATAL_IF(target != GL_TEXTURE_2D && target != GL_TEXTURE_EXTERNAL_OES,
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"set unsupported GLConsumer with target %x", target);
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}
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}
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ANDROID_API void updateTexImage() {
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mUpdateTexImage = true;
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}
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ANDROID_API void setTransform(const SkMatrix* matrix) {
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delete mTransform;
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mTransform = matrix ? new SkMatrix(*matrix) : nullptr;
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}
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ANDROID_API void setPaint(const SkPaint* paint);
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ANDROID_API bool apply();
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Layer* backingLayer() {
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return mLayer;
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}
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ANDROID_API void detachSurfaceTexture();
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private:
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// Generic properties
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int mWidth;
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int mHeight;
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bool mBlend;
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SkColorFilter* mColorFilter;
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int mAlpha;
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SkXfermode::Mode mMode;
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sp<GLConsumer> mSurfaceTexture;
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SkMatrix* mTransform;
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bool mNeedsGLContextAttach;
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bool mUpdateTexImage;
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Layer* mLayer;
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Caches& mCaches;
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void doUpdateTexImage();
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};
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} /* namespace uirenderer */
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} /* namespace android */
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#endif /* DEFERREDLAYERUPDATE_H_ */
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