550 lines
14 KiB
C++
550 lines
14 KiB
C++
/*
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* Copyright (C) 2013 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 ANDROID_HWUI_DISPLAY_LIST_H
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#define ANDROID_HWUI_DISPLAY_LIST_H
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#ifndef LOG_TAG
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#define LOG_TAG "OpenGLRenderer"
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#endif
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#include <SkCamera.h>
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#include <SkMatrix.h>
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#include <private/hwui/DrawGlInfo.h>
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#include <utils/RefBase.h>
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#include <utils/SortedVector.h>
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#include <utils/String8.h>
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#include <utils/Vector.h>
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#include <cutils/compiler.h>
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#include "utils/LinearAllocator.h"
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#include "Debug.h"
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#define TRANSLATION 0x0001
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#define ROTATION 0x0002
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#define ROTATION_3D 0x0004
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#define SCALE 0x0008
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#define PIVOT 0x0010
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class SkBitmap;
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class SkPaint;
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class SkPath;
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class SkRegion;
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namespace android {
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namespace uirenderer {
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class DeferredDisplayList;
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class DisplayListOp;
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class DisplayListRenderer;
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class OpenGLRenderer;
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class Rect;
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class Layer;
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class SkiaColorFilter;
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class SkiaShader;
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class ClipRectOp;
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class SaveLayerOp;
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class SaveOp;
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class RestoreToCountOp;
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struct DeferStateStruct {
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DeferStateStruct(DeferredDisplayList& deferredList, OpenGLRenderer& renderer, int replayFlags)
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: mDeferredList(deferredList), mRenderer(renderer), mReplayFlags(replayFlags) {}
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DeferredDisplayList& mDeferredList;
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OpenGLRenderer& mRenderer;
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const int mReplayFlags;
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};
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struct ReplayStateStruct {
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ReplayStateStruct(OpenGLRenderer& renderer, Rect& dirty, int replayFlags)
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: mRenderer(renderer), mDirty(dirty), mReplayFlags(replayFlags),
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mDrawGlStatus(DrawGlInfo::kStatusDone) {}
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OpenGLRenderer& mRenderer;
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Rect& mDirty;
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const int mReplayFlags;
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status_t mDrawGlStatus;
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};
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/**
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* Refcounted structure that holds data used in display list stream
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*/
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class DisplayListData : public LightRefBase<DisplayListData> {
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public:
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LinearAllocator allocator;
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Vector<DisplayListOp*> displayListOps;
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};
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/**
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* Replays recorded drawing commands.
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*/
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class DisplayList {
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public:
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DisplayList(const DisplayListRenderer& recorder);
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ANDROID_API ~DisplayList();
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// See flags defined in DisplayList.java
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enum ReplayFlag {
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kReplayFlag_ClipChildren = 0x1
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};
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ANDROID_API size_t getSize();
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ANDROID_API static void destroyDisplayListDeferred(DisplayList* displayList);
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ANDROID_API static void outputLogBuffer(int fd);
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void initFromDisplayListRenderer(const DisplayListRenderer& recorder, bool reusing = false);
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void defer(DeferStateStruct& deferStruct, const int level);
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void replay(ReplayStateStruct& replayStruct, const int level);
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void output(uint32_t level = 0);
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ANDROID_API void reset();
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void setRenderable(bool renderable) {
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mIsRenderable = renderable;
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}
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bool isRenderable() const {
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return mIsRenderable;
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}
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void setName(const char* name) {
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if (name) {
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char* lastPeriod = strrchr(name, '.');
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if (lastPeriod) {
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mName.setTo(lastPeriod + 1);
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} else {
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mName.setTo(name);
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}
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}
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}
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const char* getName() const {
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return mName.string();
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}
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void setClipToBounds(bool clipToBounds) {
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mClipToBounds = clipToBounds;
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}
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void setStaticMatrix(SkMatrix* matrix) {
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delete mStaticMatrix;
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mStaticMatrix = new SkMatrix(*matrix);
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}
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// Can return NULL
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SkMatrix* getStaticMatrix() {
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return mStaticMatrix;
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}
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void setAnimationMatrix(SkMatrix* matrix) {
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delete mAnimationMatrix;
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if (matrix) {
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mAnimationMatrix = new SkMatrix(*matrix);
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} else {
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mAnimationMatrix = NULL;
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}
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}
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void setAlpha(float alpha) {
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alpha = fminf(1.0f, fmaxf(0.0f, alpha));
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if (alpha != mAlpha) {
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mAlpha = alpha;
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}
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}
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float getAlpha() const {
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return mAlpha;
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}
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void setHasOverlappingRendering(bool hasOverlappingRendering) {
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mHasOverlappingRendering = hasOverlappingRendering;
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}
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bool hasOverlappingRendering() const {
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return mHasOverlappingRendering;
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}
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void setTranslationX(float translationX) {
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if (translationX != mTranslationX) {
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mTranslationX = translationX;
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mMatrixDirty = true;
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if (mTranslationX == 0.0f && mTranslationY == 0.0f) {
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mMatrixFlags &= ~TRANSLATION;
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} else {
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mMatrixFlags |= TRANSLATION;
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}
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}
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}
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float getTranslationX() const {
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return mTranslationX;
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}
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void setTranslationY(float translationY) {
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if (translationY != mTranslationY) {
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mTranslationY = translationY;
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mMatrixDirty = true;
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if (mTranslationX == 0.0f && mTranslationY == 0.0f) {
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mMatrixFlags &= ~TRANSLATION;
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} else {
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mMatrixFlags |= TRANSLATION;
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}
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}
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}
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float getTranslationY() const {
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return mTranslationY;
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}
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void setRotation(float rotation) {
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if (rotation != mRotation) {
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mRotation = rotation;
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mMatrixDirty = true;
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if (mRotation == 0.0f) {
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mMatrixFlags &= ~ROTATION;
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} else {
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mMatrixFlags |= ROTATION;
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}
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}
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}
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float getRotation() const {
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return mRotation;
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}
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void setRotationX(float rotationX) {
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if (rotationX != mRotationX) {
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mRotationX = rotationX;
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mMatrixDirty = true;
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if (mRotationX == 0.0f && mRotationY == 0.0f) {
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mMatrixFlags &= ~ROTATION_3D;
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} else {
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mMatrixFlags |= ROTATION_3D;
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}
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}
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}
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float getRotationX() const {
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return mRotationX;
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}
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void setRotationY(float rotationY) {
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if (rotationY != mRotationY) {
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mRotationY = rotationY;
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mMatrixDirty = true;
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if (mRotationX == 0.0f && mRotationY == 0.0f) {
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mMatrixFlags &= ~ROTATION_3D;
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} else {
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mMatrixFlags |= ROTATION_3D;
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}
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}
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}
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float getRotationY() const {
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return mRotationY;
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}
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void setScaleX(float scaleX) {
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if (scaleX != mScaleX) {
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mScaleX = scaleX;
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mMatrixDirty = true;
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if (mScaleX == 1.0f && mScaleY == 1.0f) {
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mMatrixFlags &= ~SCALE;
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} else {
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mMatrixFlags |= SCALE;
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}
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}
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}
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float getScaleX() const {
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return mScaleX;
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}
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void setScaleY(float scaleY) {
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if (scaleY != mScaleY) {
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mScaleY = scaleY;
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mMatrixDirty = true;
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if (mScaleX == 1.0f && mScaleY == 1.0f) {
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mMatrixFlags &= ~SCALE;
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} else {
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mMatrixFlags |= SCALE;
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}
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}
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}
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float getScaleY() const {
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return mScaleY;
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}
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void setPivotX(float pivotX) {
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mPivotX = pivotX;
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mMatrixDirty = true;
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if (mPivotX == 0.0f && mPivotY == 0.0f) {
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mMatrixFlags &= ~PIVOT;
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} else {
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mMatrixFlags |= PIVOT;
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}
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mPivotExplicitlySet = true;
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}
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ANDROID_API float getPivotX();
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void setPivotY(float pivotY) {
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mPivotY = pivotY;
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mMatrixDirty = true;
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if (mPivotX == 0.0f && mPivotY == 0.0f) {
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mMatrixFlags &= ~PIVOT;
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} else {
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mMatrixFlags |= PIVOT;
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}
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mPivotExplicitlySet = true;
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}
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ANDROID_API float getPivotY();
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void setCameraDistance(float distance) {
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if (distance != mCameraDistance) {
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mCameraDistance = distance;
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mMatrixDirty = true;
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if (!mTransformCamera) {
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mTransformCamera = new Sk3DView();
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mTransformMatrix3D = new SkMatrix();
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}
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mTransformCamera->setCameraLocation(0, 0, distance);
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}
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}
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float getCameraDistance() const {
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return mCameraDistance;
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}
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void setLeft(int left) {
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if (left != mLeft) {
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mLeft = left;
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mWidth = mRight - mLeft;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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float getLeft() const {
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return mLeft;
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}
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void setTop(int top) {
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if (top != mTop) {
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mTop = top;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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float getTop() const {
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return mTop;
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}
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void setRight(int right) {
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if (right != mRight) {
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mRight = right;
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mWidth = mRight - mLeft;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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float getRight() const {
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return mRight;
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}
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void setBottom(int bottom) {
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if (bottom != mBottom) {
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mBottom = bottom;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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float getBottom() const {
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return mBottom;
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}
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void setLeftTop(int left, int top) {
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if (left != mLeft || top != mTop) {
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mLeft = left;
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mTop = top;
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mWidth = mRight - mLeft;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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void setLeftTopRightBottom(int left, int top, int right, int bottom) {
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if (left != mLeft || top != mTop || right != mRight || bottom != mBottom) {
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mLeft = left;
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mTop = top;
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mRight = right;
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mBottom = bottom;
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mWidth = mRight - mLeft;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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void offsetLeftRight(float offset) {
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if (offset != 0) {
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mLeft += offset;
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mRight += offset;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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void offsetTopBottom(float offset) {
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if (offset != 0) {
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mTop += offset;
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mBottom += offset;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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mMatrixDirty = true;
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}
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}
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}
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void setCaching(bool caching) {
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mCaching = caching;
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}
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int getWidth() {
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return mWidth;
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}
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int getHeight() {
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return mHeight;
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}
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private:
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void outputViewProperties(const int level);
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template <class T>
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inline void setViewProperties(OpenGLRenderer& renderer, T& handler, const int level);
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template <class T>
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inline void iterate(OpenGLRenderer& renderer, T& handler, const int level);
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void init();
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void clearResources();
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void updateMatrix();
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class TextContainer {
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public:
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size_t length() const {
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return mByteLength;
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}
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const char* text() const {
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return (const char*) mText;
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}
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size_t mByteLength;
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const char* mText;
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};
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Vector<SkBitmap*> mBitmapResources;
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Vector<SkBitmap*> mOwnedBitmapResources;
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Vector<SkiaColorFilter*> mFilterResources;
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Vector<SkPaint*> mPaints;
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Vector<SkPath*> mPaths;
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SortedVector<SkPath*> mSourcePaths;
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Vector<SkRegion*> mRegions;
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Vector<SkMatrix*> mMatrices;
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Vector<SkiaShader*> mShaders;
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Vector<Layer*> mLayers;
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sp<DisplayListData> mDisplayListData;
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size_t mSize;
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bool mIsRenderable;
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uint32_t mFunctorCount;
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String8 mName;
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bool mDestroyed; // used for debugging crash, TODO: remove once invalid state crash fixed
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// View properties
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bool mClipToBounds;
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float mAlpha;
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bool mHasOverlappingRendering;
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float mTranslationX, mTranslationY;
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float mRotation, mRotationX, mRotationY;
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float mScaleX, mScaleY;
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float mPivotX, mPivotY;
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float mCameraDistance;
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int mLeft, mTop, mRight, mBottom;
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int mWidth, mHeight;
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int mPrevWidth, mPrevHeight;
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bool mPivotExplicitlySet;
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bool mMatrixDirty;
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bool mMatrixIsIdentity;
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uint32_t mMatrixFlags;
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SkMatrix* mTransformMatrix;
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Sk3DView* mTransformCamera;
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SkMatrix* mTransformMatrix3D;
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SkMatrix* mStaticMatrix;
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SkMatrix* mAnimationMatrix;
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bool mCaching;
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/**
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* State operations - needed to defer displayList property operations (for example, when setting
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* an alpha causes a SaveLayerAlpha to occur). These operations point into mDisplayListData's
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* allocation, or null if uninitialized.
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*
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* These are initialized (via friend re-constructors) when a displayList is issued in either
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* replay or deferred mode. If replaying, the ops are not used until the next frame. If
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* deferring, the ops may be stored in the DeferredDisplayList to be played back a second time.
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*
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* They should be used at most once per frame (one call to 'iterate') to avoid overwriting data
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*/
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ClipRectOp* mClipRectOp;
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SaveLayerOp* mSaveLayerOp;
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SaveOp* mSaveOp;
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RestoreToCountOp* mRestoreToCountOp;
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}; // class DisplayList
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}; // namespace uirenderer
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}; // namespace android
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#endif // ANDROID_HWUI_OPENGL_RENDERER_H
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