4e7b772b73
setMatrix() was crashing in native code, only with hw acceleration on. concat() would throw a NullPointerException. It now ignores null matrices. Change-Id: Iebd8b410a957d2ba501570c6fbb3f680ff4a1a23
374 lines
12 KiB
C++
374 lines
12 KiB
C++
/*
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* Copyright (C) 2010 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_RENDERER_H
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#define ANDROID_HWUI_DISPLAY_LIST_RENDERER_H
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#include <SkMatrix.h>
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#include <SkPaint.h>
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#include <SkPath.h>
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#include <cutils/compiler.h>
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#include "DisplayList.h"
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#include "DisplayListLogBuffer.h"
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#include "OpenGLRenderer.h"
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namespace android {
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namespace uirenderer {
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///////////////////////////////////////////////////////////////////////////////
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// Defines
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///////////////////////////////////////////////////////////////////////////////
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#define MIN_WRITER_SIZE 4096
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#define OP_MAY_BE_SKIPPED_MASK 0xff000000
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// Debug
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#if DEBUG_DISPLAY_LIST
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#define DISPLAY_LIST_LOGD(...) ALOGD(__VA_ARGS__)
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#else
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#define DISPLAY_LIST_LOGD(...)
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#endif
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///////////////////////////////////////////////////////////////////////////////
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// Display list
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///////////////////////////////////////////////////////////////////////////////
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class DeferredDisplayList;
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class DisplayListRenderer;
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class DisplayListOp;
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class DrawOp;
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class StateOp;
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/**
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* Records drawing commands in a display list for latter playback.
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*/
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class DisplayListRenderer: public OpenGLRenderer {
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public:
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ANDROID_API DisplayListRenderer();
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virtual ~DisplayListRenderer();
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ANDROID_API DisplayList* getDisplayList(DisplayList* displayList);
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virtual bool isDeferred();
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virtual void setViewport(int width, int height);
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virtual status_t prepareDirty(float left, float top, float right, float bottom, bool opaque);
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virtual void finish();
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virtual status_t callDrawGLFunction(Functor *functor, Rect& dirty);
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virtual void interrupt();
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virtual void resume();
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virtual int save(int flags);
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virtual void restore();
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virtual void restoreToCount(int saveCount);
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virtual int saveLayer(float left, float top, float right, float bottom,
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int alpha, SkXfermode::Mode mode, int flags);
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virtual void translate(float dx, float dy);
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virtual void rotate(float degrees);
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virtual void scale(float sx, float sy);
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virtual void skew(float sx, float sy);
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virtual void setMatrix(SkMatrix* matrix);
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virtual void concatMatrix(SkMatrix* matrix);
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virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op);
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virtual bool clipPath(SkPath* path, SkRegion::Op op);
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virtual bool clipRegion(SkRegion* region, SkRegion::Op op);
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virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t flags);
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virtual status_t drawLayer(Layer* layer, float x, float y);
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virtual status_t drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint);
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virtual status_t drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint);
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virtual status_t drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop,
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float srcRight, float srcBottom, float dstLeft, float dstTop,
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float dstRight, float dstBottom, SkPaint* paint);
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virtual status_t drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint);
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virtual status_t drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight,
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float* vertices, int* colors, SkPaint* paint);
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virtual status_t drawPatch(SkBitmap* bitmap, Res_png_9patch* patch,
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float left, float top, float right, float bottom, SkPaint* paint);
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virtual status_t drawColor(int color, SkXfermode::Mode mode);
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virtual status_t drawRect(float left, float top, float right, float bottom, SkPaint* paint);
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virtual status_t drawRoundRect(float left, float top, float right, float bottom,
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float rx, float ry, SkPaint* paint);
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virtual status_t drawCircle(float x, float y, float radius, SkPaint* paint);
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virtual status_t drawOval(float left, float top, float right, float bottom, SkPaint* paint);
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virtual status_t drawArc(float left, float top, float right, float bottom,
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float startAngle, float sweepAngle, bool useCenter, SkPaint* paint);
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virtual status_t drawPath(SkPath* path, SkPaint* paint);
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virtual status_t drawLines(float* points, int count, SkPaint* paint);
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virtual status_t drawPoints(float* points, int count, SkPaint* paint);
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virtual status_t drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path,
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float hOffset, float vOffset, SkPaint* paint);
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virtual status_t drawPosText(const char* text, int bytesCount, int count,
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const float* positions, SkPaint* paint);
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virtual status_t drawText(const char* text, int bytesCount, int count, float x, float y,
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const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds,
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DrawOpMode drawOpMode);
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virtual status_t drawRects(const float* rects, int count, SkPaint* paint);
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virtual void resetShader();
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virtual void setupShader(SkiaShader* shader);
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virtual void resetColorFilter();
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virtual void setupColorFilter(SkiaColorFilter* filter);
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virtual void resetShadow();
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virtual void setupShadow(float radius, float dx, float dy, int color);
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virtual void resetPaintFilter();
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virtual void setupPaintFilter(int clearBits, int setBits);
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ANDROID_API void reset();
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sp<DisplayListData> getDisplayListData() const {
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return mDisplayListData;
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}
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const Vector<SkBitmap*>& getBitmapResources() const {
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return mBitmapResources;
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}
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const Vector<SkBitmap*>& getOwnedBitmapResources() const {
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return mOwnedBitmapResources;
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}
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const Vector<SkiaColorFilter*>& getFilterResources() const {
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return mFilterResources;
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}
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const Vector<Res_png_9patch*>& getPatchResources() const {
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return mPatchResources;
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}
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const Vector<SkiaShader*>& getShaders() const {
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return mShaders;
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}
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const Vector<SkPaint*>& getPaints() const {
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return mPaints;
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}
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const Vector<SkPath*>& getPaths() const {
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return mPaths;
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}
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const SortedVector<SkPath*>& getSourcePaths() const {
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return mSourcePaths;
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}
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const Vector<SkRegion*>& getRegions() const {
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return mRegions;
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}
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const Vector<Layer*>& getLayers() const {
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return mLayers;
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}
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const Vector<SkMatrix*>& getMatrices() const {
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return mMatrices;
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}
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uint32_t getFunctorCount() const {
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return mFunctorCount;
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}
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private:
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void insertRestoreToCount();
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void insertTranslate();
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LinearAllocator& alloc() { return mDisplayListData->allocator; }
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void addStateOp(StateOp* op);
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void addDrawOp(DrawOp* op);
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void addOpInternal(DisplayListOp* op) {
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insertRestoreToCount();
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insertTranslate();
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mDisplayListData->displayListOps.add(op);
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}
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template<class T>
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inline T* refBuffer(const T* srcBuffer, int32_t count) {
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if (srcBuffer == NULL) return NULL;
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T* dstBuffer = (T*) mDisplayListData->allocator.alloc(count * sizeof(T));
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memcpy(dstBuffer, srcBuffer, count * sizeof(T));
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return dstBuffer;
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}
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inline char* refText(const char* text, size_t byteLength) {
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return (char*) refBuffer<uint8_t>((uint8_t*)text, byteLength);
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}
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inline SkPath* refPath(SkPath* path) {
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if (!path) return NULL;
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SkPath* pathCopy = mPathMap.valueFor(path);
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if (pathCopy == NULL || pathCopy->getGenerationID() != path->getGenerationID()) {
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pathCopy = new SkPath(*path);
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pathCopy->setSourcePath(path);
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// replaceValueFor() performs an add if the entry doesn't exist
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mPathMap.replaceValueFor(path, pathCopy);
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mPaths.add(pathCopy);
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}
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if (mSourcePaths.indexOf(path) < 0) {
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mCaches.resourceCache.incrementRefcount(path);
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mSourcePaths.add(path);
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}
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return pathCopy;
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}
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inline SkPaint* refPaint(SkPaint* paint) {
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if (!paint) {
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return paint;
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}
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SkPaint* paintCopy = mPaintMap.valueFor(paint);
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if (paintCopy == NULL || paintCopy->getGenerationID() != paint->getGenerationID()) {
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paintCopy = new SkPaint(*paint);
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// replaceValueFor() performs an add if the entry doesn't exist
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mPaintMap.replaceValueFor(paint, paintCopy);
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mPaints.add(paintCopy);
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}
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return paintCopy;
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}
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inline SkRegion* refRegion(SkRegion* region) {
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if (!region) {
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return region;
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}
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SkRegion* regionCopy = mRegionMap.valueFor(region);
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// TODO: Add generation ID to SkRegion
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if (regionCopy == NULL) {
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regionCopy = new SkRegion(*region);
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// replaceValueFor() performs an add if the entry doesn't exist
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mRegionMap.replaceValueFor(region, regionCopy);
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mRegions.add(regionCopy);
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}
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return regionCopy;
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}
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inline SkMatrix* refMatrix(SkMatrix* matrix) {
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if (matrix) {
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// Copying the matrix is cheap and prevents against the user changing
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// the original matrix before the operation that uses it
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SkMatrix* copy = new SkMatrix(*matrix);
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mMatrices.add(copy);
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return copy;
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}
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return matrix;
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}
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inline Layer* refLayer(Layer* layer) {
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mLayers.add(layer);
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mCaches.resourceCache.incrementRefcount(layer);
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return layer;
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}
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inline SkBitmap* refBitmap(SkBitmap* bitmap) {
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// Note that this assumes the bitmap is immutable. There are cases this won't handle
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// correctly, such as creating the bitmap from scratch, drawing with it, changing its
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// contents, and drawing again. The only fix would be to always copy it the first time,
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// which doesn't seem worth the extra cycles for this unlikely case.
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mBitmapResources.add(bitmap);
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mCaches.resourceCache.incrementRefcount(bitmap);
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return bitmap;
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}
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inline SkBitmap* refBitmapData(SkBitmap* bitmap) {
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mOwnedBitmapResources.add(bitmap);
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mCaches.resourceCache.incrementRefcount(bitmap);
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return bitmap;
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}
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inline SkiaShader* refShader(SkiaShader* shader) {
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if (!shader) return NULL;
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SkiaShader* shaderCopy = mShaderMap.valueFor(shader);
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// TODO: We also need to handle generation ID changes in compose shaders
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if (shaderCopy == NULL || shaderCopy->getGenerationId() != shader->getGenerationId()) {
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shaderCopy = shader->copy();
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// replaceValueFor() performs an add if the entry doesn't exist
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mShaderMap.replaceValueFor(shader, shaderCopy);
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mShaders.add(shaderCopy);
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mCaches.resourceCache.incrementRefcount(shaderCopy);
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}
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return shaderCopy;
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}
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inline SkiaColorFilter* refColorFilter(SkiaColorFilter* colorFilter) {
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mFilterResources.add(colorFilter);
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mCaches.resourceCache.incrementRefcount(colorFilter);
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return colorFilter;
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}
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inline Res_png_9patch* refPatch(Res_png_9patch* patch) {
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mPatchResources.add(patch);
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mCaches.resourceCache.incrementRefcount(patch);
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return patch;
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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<Res_png_9patch*> mPatchResources;
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Vector<SkPaint*> mPaints;
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DefaultKeyedVector<SkPaint*, SkPaint*> mPaintMap;
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Vector<SkPath*> mPaths;
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DefaultKeyedVector<SkPath*, SkPath*> mPathMap;
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SortedVector<SkPath*> mSourcePaths;
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Vector<SkRegion*> mRegions;
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DefaultKeyedVector<SkRegion*, SkRegion*> mRegionMap;
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Vector<SkiaShader*> mShaders;
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DefaultKeyedVector<SkiaShader*, SkiaShader*> mShaderMap;
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Vector<SkMatrix*> mMatrices;
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Vector<Layer*> mLayers;
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int mRestoreSaveCount;
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Caches& mCaches;
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sp<DisplayListData> mDisplayListData;
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float mTranslateX;
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float mTranslateY;
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bool mHasTranslate;
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bool mHasDrawOps;
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uint32_t mFunctorCount;
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friend class DisplayList;
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}; // class DisplayListRenderer
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}; // namespace uirenderer
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}; // namespace android
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#endif // ANDROID_HWUI_DISPLAY_LIST_RENDERER_H
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