зеркало из https://github.com/mozilla/moz-skia.git
861 строка
28 KiB
C++
861 строка
28 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "PictureRenderer.h"
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#include "picture_utils.h"
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#include "SamplePipeControllers.h"
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#include "SkCanvas.h"
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#include "SkData.h"
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#include "SkDevice.h"
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#include "SkGPipe.h"
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#if SK_SUPPORT_GPU
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#include "gl/GrGLDefines.h"
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#include "SkGpuDevice.h"
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#endif
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#include "SkGraphics.h"
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#include "SkImageEncoder.h"
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#include "SkMaskFilter.h"
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#include "SkMatrix.h"
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#include "SkPicture.h"
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#include "SkPictureUtils.h"
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#include "SkPixelRef.h"
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#include "SkRTree.h"
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#include "SkScalar.h"
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#include "SkStream.h"
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#include "SkString.h"
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#include "SkTemplates.h"
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#include "SkTileGridPicture.h"
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#include "SkTDArray.h"
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#include "SkThreadUtils.h"
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#include "SkTypes.h"
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namespace sk_tools {
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enum {
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kDefaultTileWidth = 256,
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kDefaultTileHeight = 256
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};
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void PictureRenderer::init(SkPicture* pict) {
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SkASSERT(NULL == fPicture);
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SkASSERT(NULL == fCanvas.get());
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if (fPicture != NULL || NULL != fCanvas.get()) {
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return;
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}
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SkASSERT(pict != NULL);
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if (NULL == pict) {
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return;
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}
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fPicture = pict;
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fPicture->ref();
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fCanvas.reset(this->setupCanvas());
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}
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class FlagsDrawFilter : public SkDrawFilter {
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public:
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FlagsDrawFilter(PictureRenderer::DrawFilterFlags* flags) :
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fFlags(flags) {}
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virtual bool filter(SkPaint* paint, Type t) {
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paint->setFlags(paint->getFlags() & ~fFlags[t] & SkPaint::kAllFlags);
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if (PictureRenderer::kMaskFilter_DrawFilterFlag & fFlags[t]) {
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SkMaskFilter* maskFilter = paint->getMaskFilter();
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if (NULL != maskFilter) {
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paint->setMaskFilter(NULL);
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}
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}
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if (PictureRenderer::kHinting_DrawFilterFlag & fFlags[t]) {
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paint->setHinting(SkPaint::kNo_Hinting);
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} else if (PictureRenderer::kSlightHinting_DrawFilterFlag & fFlags[t]) {
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paint->setHinting(SkPaint::kSlight_Hinting);
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}
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return true;
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}
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private:
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PictureRenderer::DrawFilterFlags* fFlags;
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};
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static void setUpFilter(SkCanvas* canvas, PictureRenderer::DrawFilterFlags* drawFilters) {
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if (drawFilters && !canvas->getDrawFilter()) {
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canvas->setDrawFilter(SkNEW_ARGS(FlagsDrawFilter, (drawFilters)))->unref();
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if (drawFilters[0] & PictureRenderer::kAAClip_DrawFilterFlag) {
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canvas->setAllowSoftClip(false);
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}
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}
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}
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SkCanvas* PictureRenderer::setupCanvas() {
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const int width = this->getViewWidth();
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const int height = this->getViewHeight();
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return this->setupCanvas(width, height);
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}
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SkCanvas* PictureRenderer::setupCanvas(int width, int height) {
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SkCanvas* canvas;
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switch(fDeviceType) {
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case kBitmap_DeviceType: {
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SkBitmap bitmap;
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sk_tools::setup_bitmap(&bitmap, width, height);
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canvas = SkNEW_ARGS(SkCanvas, (bitmap));
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}
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break;
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#if SK_SUPPORT_GPU
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#if SK_ANGLE
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case kAngle_DeviceType:
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// fall through
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#endif
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case kGPU_DeviceType: {
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SkAutoTUnref<GrSurface> target;
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if (fGrContext) {
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// create a render target to back the device
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GrTextureDesc desc;
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desc.fConfig = kSkia8888_GrPixelConfig;
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desc.fFlags = kRenderTarget_GrTextureFlagBit;
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desc.fWidth = width;
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desc.fHeight = height;
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desc.fSampleCnt = fSampleCount;
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target.reset(fGrContext->createUncachedTexture(desc, NULL, 0));
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}
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if (NULL == target.get()) {
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SkASSERT(0);
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return NULL;
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}
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SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(target));
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canvas = SkNEW_ARGS(SkCanvas, (device.get()));
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break;
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}
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#endif
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default:
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SkASSERT(0);
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return NULL;
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}
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setUpFilter(canvas, fDrawFilters);
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this->scaleToScaleFactor(canvas);
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return canvas;
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}
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void PictureRenderer::scaleToScaleFactor(SkCanvas* canvas) {
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SkASSERT(canvas != NULL);
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if (fScaleFactor != SK_Scalar1) {
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canvas->scale(fScaleFactor, fScaleFactor);
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}
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}
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void PictureRenderer::end() {
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this->resetState(true);
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SkSafeUnref(fPicture);
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fPicture = NULL;
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fCanvas.reset(NULL);
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}
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int PictureRenderer::getViewWidth() {
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SkASSERT(fPicture != NULL);
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int width = SkScalarCeilToInt(fPicture->width() * fScaleFactor);
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if (fViewport.width() > 0) {
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width = SkMin32(width, fViewport.width());
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}
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return width;
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}
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int PictureRenderer::getViewHeight() {
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SkASSERT(fPicture != NULL);
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int height = SkScalarCeilToInt(fPicture->height() * fScaleFactor);
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if (fViewport.height() > 0) {
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height = SkMin32(height, fViewport.height());
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}
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return height;
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}
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/** Converts fPicture to a picture that uses a BBoxHierarchy.
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* PictureRenderer subclasses that are used to test picture playback
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* should call this method during init.
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*/
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void PictureRenderer::buildBBoxHierarchy() {
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SkASSERT(NULL != fPicture);
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if (kNone_BBoxHierarchyType != fBBoxHierarchyType && NULL != fPicture) {
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SkPicture* newPicture = this->createPicture();
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SkCanvas* recorder = newPicture->beginRecording(fPicture->width(), fPicture->height(),
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this->recordFlags());
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fPicture->draw(recorder);
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newPicture->endRecording();
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fPicture->unref();
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fPicture = newPicture;
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}
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}
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void PictureRenderer::resetState(bool callFinish) {
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#if SK_SUPPORT_GPU
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SkGLContextHelper* glContext = this->getGLContext();
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if (NULL == glContext) {
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SkASSERT(kBitmap_DeviceType == fDeviceType);
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return;
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}
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fGrContext->flush();
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if (callFinish) {
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SK_GL(*glContext, Finish());
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}
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#endif
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}
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uint32_t PictureRenderer::recordFlags() {
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return ((kNone_BBoxHierarchyType == fBBoxHierarchyType) ? 0 :
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SkPicture::kOptimizeForClippedPlayback_RecordingFlag) |
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SkPicture::kUsePathBoundsForClip_RecordingFlag;
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}
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/**
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* Write the canvas to the specified path.
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* @param canvas Must be non-null. Canvas to be written to a file.
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* @param path Path for the file to be written. Should have no extension; write() will append
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* an appropriate one. Passed in by value so it can be modified.
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* @return bool True if the Canvas is written to a file.
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*/
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static bool write(SkCanvas* canvas, SkString path) {
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SkASSERT(canvas != NULL);
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if (NULL == canvas) {
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return false;
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}
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SkBitmap bitmap;
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SkISize size = canvas->getDeviceSize();
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sk_tools::setup_bitmap(&bitmap, size.width(), size.height());
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canvas->readPixels(&bitmap, 0, 0);
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sk_tools::force_all_opaque(bitmap);
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// Since path is passed in by value, it is okay to modify it.
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path.append(".png");
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return SkImageEncoder::EncodeFile(path.c_str(), bitmap, SkImageEncoder::kPNG_Type, 100);
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}
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/**
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* If path is non NULL, append number to it, and call write(SkCanvas*, SkString) to write the
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* provided canvas to a file. Returns true if path is NULL or if write() succeeds.
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*/
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static bool writeAppendNumber(SkCanvas* canvas, const SkString* path, int number) {
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if (NULL == path) {
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return true;
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}
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SkString pathWithNumber(*path);
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pathWithNumber.appendf("%i", number);
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return write(canvas, pathWithNumber);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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SkCanvas* RecordPictureRenderer::setupCanvas(int width, int height) {
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// defer the canvas setup until the render step
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return NULL;
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}
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static SkData* encode_bitmap_to_data(size_t* offset, const SkBitmap& bm) {
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SkPixelRef* pr = bm.pixelRef();
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if (pr != NULL) {
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SkData* data = pr->refEncodedData();
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if (data != NULL) {
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*offset = bm.pixelRefOffset();
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return data;
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}
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}
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*offset = 0;
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return SkImageEncoder::EncodeData(bm, SkImageEncoder::kPNG_Type, 100);
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}
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bool RecordPictureRenderer::render(const SkString* path, SkBitmap** out) {
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SkAutoTUnref<SkPicture> replayer(this->createPicture());
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SkCanvas* recorder = replayer->beginRecording(this->getViewWidth(), this->getViewHeight(),
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this->recordFlags());
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this->scaleToScaleFactor(recorder);
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fPicture->draw(recorder);
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replayer->endRecording();
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if (path != NULL) {
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// Record the new picture as a new SKP with PNG encoded bitmaps.
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SkString skpPath(*path);
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// ".skp" was removed from 'path' before being passed in here.
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skpPath.append(".skp");
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SkFILEWStream stream(skpPath.c_str());
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replayer->serialize(&stream, &encode_bitmap_to_data);
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return true;
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}
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return false;
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}
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SkString RecordPictureRenderer::getConfigNameInternal() {
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return SkString("record");
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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bool PipePictureRenderer::render(const SkString* path, SkBitmap** out) {
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SkASSERT(fCanvas.get() != NULL);
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SkASSERT(fPicture != NULL);
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if (NULL == fCanvas.get() || NULL == fPicture) {
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return false;
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}
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PipeController pipeController(fCanvas.get());
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SkGPipeWriter writer;
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SkCanvas* pipeCanvas = writer.startRecording(&pipeController);
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pipeCanvas->drawPicture(*fPicture);
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writer.endRecording();
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fCanvas->flush();
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if (NULL != path) {
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return write(fCanvas, *path);
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}
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if (NULL != out) {
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*out = SkNEW(SkBitmap);
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setup_bitmap(*out, fPicture->width(), fPicture->height());
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fCanvas->readPixels(*out, 0, 0);
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}
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return true;
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}
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SkString PipePictureRenderer::getConfigNameInternal() {
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return SkString("pipe");
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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void SimplePictureRenderer::init(SkPicture* picture) {
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INHERITED::init(picture);
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this->buildBBoxHierarchy();
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}
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bool SimplePictureRenderer::render(const SkString* path, SkBitmap** out) {
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SkASSERT(fCanvas.get() != NULL);
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SkASSERT(fPicture != NULL);
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if (NULL == fCanvas.get() || NULL == fPicture) {
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return false;
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}
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fCanvas->drawPicture(*fPicture);
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fCanvas->flush();
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if (NULL != path) {
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return write(fCanvas, *path);
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}
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if (NULL != out) {
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*out = SkNEW(SkBitmap);
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setup_bitmap(*out, fPicture->width(), fPicture->height());
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fCanvas->readPixels(*out, 0, 0);
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}
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return true;
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}
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SkString SimplePictureRenderer::getConfigNameInternal() {
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return SkString("simple");
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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TiledPictureRenderer::TiledPictureRenderer()
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: fTileWidth(kDefaultTileWidth)
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, fTileHeight(kDefaultTileHeight)
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, fTileWidthPercentage(0.0)
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, fTileHeightPercentage(0.0)
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, fTileMinPowerOf2Width(0)
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, fCurrentTileOffset(-1)
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, fTilesX(0)
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, fTilesY(0) { }
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void TiledPictureRenderer::init(SkPicture* pict) {
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SkASSERT(pict != NULL);
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SkASSERT(0 == fTileRects.count());
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if (NULL == pict || fTileRects.count() != 0) {
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return;
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}
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// Do not call INHERITED::init(), which would create a (potentially large) canvas which is not
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// used by bench_pictures.
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fPicture = pict;
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fPicture->ref();
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this->buildBBoxHierarchy();
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if (fTileWidthPercentage > 0) {
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fTileWidth = sk_float_ceil2int(float(fTileWidthPercentage * fPicture->width() / 100));
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}
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if (fTileHeightPercentage > 0) {
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fTileHeight = sk_float_ceil2int(float(fTileHeightPercentage * fPicture->height() / 100));
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}
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if (fTileMinPowerOf2Width > 0) {
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this->setupPowerOf2Tiles();
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} else {
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this->setupTiles();
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}
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fCanvas.reset(this->setupCanvas(fTileWidth, fTileHeight));
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// Initialize to -1 so that the first call to nextTile will set this up to draw tile 0 on the
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// first call to drawCurrentTile.
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fCurrentTileOffset = -1;
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}
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void TiledPictureRenderer::end() {
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fTileRects.reset();
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this->INHERITED::end();
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}
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void TiledPictureRenderer::setupTiles() {
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// Only use enough tiles to cover the viewport
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const int width = this->getViewWidth();
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const int height = this->getViewHeight();
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fTilesX = fTilesY = 0;
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for (int tile_y_start = 0; tile_y_start < height; tile_y_start += fTileHeight) {
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fTilesY++;
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for (int tile_x_start = 0; tile_x_start < width; tile_x_start += fTileWidth) {
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if (0 == tile_y_start) {
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// Only count tiles in the X direction on the first pass.
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fTilesX++;
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}
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*fTileRects.append() = SkRect::MakeXYWH(SkIntToScalar(tile_x_start),
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SkIntToScalar(tile_y_start),
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SkIntToScalar(fTileWidth),
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SkIntToScalar(fTileHeight));
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}
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}
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}
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bool TiledPictureRenderer::tileDimensions(int &x, int &y) {
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if (fTileRects.count() == 0 || NULL == fPicture) {
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return false;
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}
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x = fTilesX;
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y = fTilesY;
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return true;
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}
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// The goal of the powers of two tiles is to minimize the amount of wasted tile
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// space in the width-wise direction and then minimize the number of tiles. The
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// constraints are that every tile must have a pixel width that is a power of
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// two and also be of some minimal width (that is also a power of two).
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//
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// This is solved by first taking our picture size and rounding it up to the
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// multiple of the minimal width. The binary representation of this rounded
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// value gives us the tiles we need: a bit of value one means we need a tile of
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// that size.
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void TiledPictureRenderer::setupPowerOf2Tiles() {
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// Only use enough tiles to cover the viewport
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const int width = this->getViewWidth();
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const int height = this->getViewHeight();
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int rounded_value = width;
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if (width % fTileMinPowerOf2Width != 0) {
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rounded_value = width - (width % fTileMinPowerOf2Width) + fTileMinPowerOf2Width;
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}
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int num_bits = SkScalarCeilToInt(SkScalarLog2(SkIntToScalar(width)));
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int largest_possible_tile_size = 1 << num_bits;
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fTilesX = fTilesY = 0;
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// The tile height is constant for a particular picture.
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for (int tile_y_start = 0; tile_y_start < height; tile_y_start += fTileHeight) {
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fTilesY++;
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int tile_x_start = 0;
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int current_width = largest_possible_tile_size;
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// Set fTileWidth to be the width of the widest tile, so that each canvas is large enough
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// to draw each tile.
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fTileWidth = current_width;
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while (current_width >= fTileMinPowerOf2Width) {
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// It is very important this is a bitwise AND.
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if (current_width & rounded_value) {
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if (0 == tile_y_start) {
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// Only count tiles in the X direction on the first pass.
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fTilesX++;
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}
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*fTileRects.append() = SkRect::MakeXYWH(SkIntToScalar(tile_x_start),
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SkIntToScalar(tile_y_start),
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SkIntToScalar(current_width),
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SkIntToScalar(fTileHeight));
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tile_x_start += current_width;
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}
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current_width >>= 1;
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}
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}
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}
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/**
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* Draw the specified playback to the canvas translated to rectangle provided, so that this mini
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* canvas represents the rectangle's portion of the overall picture.
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* Saves and restores so that the initial clip and matrix return to their state before this function
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* is called.
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*/
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template<class T>
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static void DrawTileToCanvas(SkCanvas* canvas, const SkRect& tileRect, T* playback) {
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int saveCount = canvas->save();
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// Translate so that we draw the correct portion of the picture.
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// Perform a postTranslate so that the scaleFactor does not interfere with the positioning.
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SkMatrix mat(canvas->getTotalMatrix());
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mat.postTranslate(-tileRect.fLeft, -tileRect.fTop);
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canvas->setMatrix(mat);
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playback->draw(canvas);
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canvas->restoreToCount(saveCount);
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canvas->flush();
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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static void bitmapCopySubset(const SkBitmap& src, SkBitmap* dst, int xDst,
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int yDst) {
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for (int y = 0; y <src.height() && y + yDst < dst->height() ; y++) {
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for (int x = 0; x < src.width() && x + xDst < dst->width() ; x++) {
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*dst->getAddr32(xDst + x, yDst + y) = *src.getAddr32(x, y);
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}
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}
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}
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|
|
bool TiledPictureRenderer::nextTile(int &i, int &j) {
|
|
if (++fCurrentTileOffset < fTileRects.count()) {
|
|
i = fCurrentTileOffset % fTilesX;
|
|
j = fCurrentTileOffset / fTilesX;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void TiledPictureRenderer::drawCurrentTile() {
|
|
SkASSERT(fCurrentTileOffset >= 0 && fCurrentTileOffset < fTileRects.count());
|
|
DrawTileToCanvas(fCanvas, fTileRects[fCurrentTileOffset], fPicture);
|
|
}
|
|
|
|
bool TiledPictureRenderer::render(const SkString* path, SkBitmap** out) {
|
|
SkASSERT(fPicture != NULL);
|
|
if (NULL == fPicture) {
|
|
return false;
|
|
}
|
|
|
|
SkBitmap bitmap;
|
|
if (out){
|
|
*out = SkNEW(SkBitmap);
|
|
setup_bitmap(*out, fPicture->width(), fPicture->height());
|
|
setup_bitmap(&bitmap, fTileWidth, fTileHeight);
|
|
}
|
|
bool success = true;
|
|
for (int i = 0; i < fTileRects.count(); ++i) {
|
|
DrawTileToCanvas(fCanvas, fTileRects[i], fPicture);
|
|
if (NULL != path) {
|
|
success &= writeAppendNumber(fCanvas, path, i);
|
|
}
|
|
if (NULL != out) {
|
|
if (fCanvas->readPixels(&bitmap, 0, 0)) {
|
|
bitmapCopySubset(bitmap, *out, SkScalarFloorToInt(fTileRects[i].left()),
|
|
SkScalarFloorToInt(fTileRects[i].top()));
|
|
} else {
|
|
success = false;
|
|
}
|
|
}
|
|
}
|
|
return success;
|
|
}
|
|
|
|
SkCanvas* TiledPictureRenderer::setupCanvas(int width, int height) {
|
|
SkCanvas* canvas = this->INHERITED::setupCanvas(width, height);
|
|
SkASSERT(fPicture != NULL);
|
|
// Clip the tile to an area that is completely inside both the SkPicture and the viewport. This
|
|
// is mostly important for tiles on the right and bottom edges as they may go over this area and
|
|
// the picture may have some commands that draw outside of this area and so should not actually
|
|
// be written.
|
|
// Uses a clipRegion so that it will be unaffected by the scale factor, which may have been set
|
|
// by INHERITED::setupCanvas.
|
|
SkRegion clipRegion;
|
|
clipRegion.setRect(0, 0, this->getViewWidth(), this->getViewHeight());
|
|
canvas->clipRegion(clipRegion);
|
|
return canvas;
|
|
}
|
|
|
|
SkString TiledPictureRenderer::getConfigNameInternal() {
|
|
SkString name;
|
|
if (fTileMinPowerOf2Width > 0) {
|
|
name.append("pow2tile_");
|
|
name.appendf("%i", fTileMinPowerOf2Width);
|
|
} else {
|
|
name.append("tile_");
|
|
if (fTileWidthPercentage > 0) {
|
|
name.appendf("%.f%%", fTileWidthPercentage);
|
|
} else {
|
|
name.appendf("%i", fTileWidth);
|
|
}
|
|
}
|
|
name.append("x");
|
|
if (fTileHeightPercentage > 0) {
|
|
name.appendf("%.f%%", fTileHeightPercentage);
|
|
} else {
|
|
name.appendf("%i", fTileHeight);
|
|
}
|
|
return name;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
// Holds all of the information needed to draw a set of tiles.
|
|
class CloneData : public SkRunnable {
|
|
|
|
public:
|
|
CloneData(SkPicture* clone, SkCanvas* canvas, SkTDArray<SkRect>& rects, int start, int end,
|
|
SkRunnable* done)
|
|
: fClone(clone)
|
|
, fCanvas(canvas)
|
|
, fPath(NULL)
|
|
, fRects(rects)
|
|
, fStart(start)
|
|
, fEnd(end)
|
|
, fSuccess(NULL)
|
|
, fDone(done) {
|
|
SkASSERT(fDone != NULL);
|
|
}
|
|
|
|
virtual void run() SK_OVERRIDE {
|
|
SkGraphics::SetTLSFontCacheLimit(1024 * 1024);
|
|
|
|
SkBitmap bitmap;
|
|
if (fBitmap != NULL) {
|
|
// All tiles are the same size.
|
|
setup_bitmap(&bitmap, SkScalarFloorToInt(fRects[0].width()), SkScalarFloorToInt(fRects[0].height()));
|
|
}
|
|
|
|
for (int i = fStart; i < fEnd; i++) {
|
|
DrawTileToCanvas(fCanvas, fRects[i], fClone);
|
|
if (fPath != NULL && !writeAppendNumber(fCanvas, fPath, i)
|
|
&& fSuccess != NULL) {
|
|
*fSuccess = false;
|
|
// If one tile fails to write to a file, do not continue drawing the rest.
|
|
break;
|
|
}
|
|
if (fBitmap != NULL) {
|
|
if (fCanvas->readPixels(&bitmap, 0, 0)) {
|
|
SkAutoLockPixels alp(*fBitmap);
|
|
bitmapCopySubset(bitmap, fBitmap, SkScalarFloorToInt(fRects[i].left()),
|
|
SkScalarFloorToInt(fRects[i].top()));
|
|
} else {
|
|
*fSuccess = false;
|
|
// If one tile fails to read pixels, do not continue drawing the rest.
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
fDone->run();
|
|
}
|
|
|
|
void setPathAndSuccess(const SkString* path, bool* success) {
|
|
fPath = path;
|
|
fSuccess = success;
|
|
}
|
|
|
|
void setBitmap(SkBitmap* bitmap) {
|
|
fBitmap = bitmap;
|
|
}
|
|
|
|
private:
|
|
// All pointers unowned.
|
|
SkPicture* fClone; // Picture to draw from. Each CloneData has a unique one which
|
|
// is threadsafe.
|
|
SkCanvas* fCanvas; // Canvas to draw to. Reused for each tile.
|
|
const SkString* fPath; // If non-null, path to write the result to as a PNG.
|
|
SkTDArray<SkRect>& fRects; // All tiles of the picture.
|
|
const int fStart; // Range of tiles drawn by this thread.
|
|
const int fEnd;
|
|
bool* fSuccess; // Only meaningful if path is non-null. Shared by all threads,
|
|
// and only set to false upon failure to write to a PNG.
|
|
SkRunnable* fDone;
|
|
SkBitmap* fBitmap;
|
|
};
|
|
|
|
MultiCorePictureRenderer::MultiCorePictureRenderer(int threadCount)
|
|
: fNumThreads(threadCount)
|
|
, fThreadPool(threadCount)
|
|
, fCountdown(threadCount) {
|
|
// Only need to create fNumThreads - 1 clones, since one thread will use the base
|
|
// picture.
|
|
fPictureClones = SkNEW_ARRAY(SkPicture, fNumThreads - 1);
|
|
fCloneData = SkNEW_ARRAY(CloneData*, fNumThreads);
|
|
}
|
|
|
|
void MultiCorePictureRenderer::init(SkPicture *pict) {
|
|
// Set fPicture and the tiles.
|
|
this->INHERITED::init(pict);
|
|
for (int i = 0; i < fNumThreads; ++i) {
|
|
*fCanvasPool.append() = this->setupCanvas(this->getTileWidth(), this->getTileHeight());
|
|
}
|
|
// Only need to create fNumThreads - 1 clones, since one thread will use the base picture.
|
|
fPicture->clone(fPictureClones, fNumThreads - 1);
|
|
// Populate each thread with the appropriate data.
|
|
// Group the tiles into nearly equal size chunks, rounding up so we're sure to cover them all.
|
|
const int chunkSize = (fTileRects.count() + fNumThreads - 1) / fNumThreads;
|
|
|
|
for (int i = 0; i < fNumThreads; i++) {
|
|
SkPicture* pic;
|
|
if (i == fNumThreads-1) {
|
|
// The last set will use the original SkPicture.
|
|
pic = fPicture;
|
|
} else {
|
|
pic = &fPictureClones[i];
|
|
}
|
|
const int start = i * chunkSize;
|
|
const int end = SkMin32(start + chunkSize, fTileRects.count());
|
|
fCloneData[i] = SkNEW_ARGS(CloneData,
|
|
(pic, fCanvasPool[i], fTileRects, start, end, &fCountdown));
|
|
}
|
|
}
|
|
|
|
bool MultiCorePictureRenderer::render(const SkString *path, SkBitmap** out) {
|
|
bool success = true;
|
|
if (path != NULL) {
|
|
for (int i = 0; i < fNumThreads-1; i++) {
|
|
fCloneData[i]->setPathAndSuccess(path, &success);
|
|
}
|
|
}
|
|
|
|
if (NULL != out) {
|
|
*out = SkNEW(SkBitmap);
|
|
setup_bitmap(*out, fPicture->width(), fPicture->height());
|
|
for (int i = 0; i < fNumThreads; i++) {
|
|
fCloneData[i]->setBitmap(*out);
|
|
}
|
|
} else {
|
|
for (int i = 0; i < fNumThreads; i++) {
|
|
fCloneData[i]->setBitmap(NULL);
|
|
}
|
|
}
|
|
|
|
fCountdown.reset(fNumThreads);
|
|
for (int i = 0; i < fNumThreads; i++) {
|
|
fThreadPool.add(fCloneData[i]);
|
|
}
|
|
fCountdown.wait();
|
|
|
|
return success;
|
|
}
|
|
|
|
void MultiCorePictureRenderer::end() {
|
|
for (int i = 0; i < fNumThreads - 1; i++) {
|
|
SkDELETE(fCloneData[i]);
|
|
fCloneData[i] = NULL;
|
|
}
|
|
|
|
fCanvasPool.unrefAll();
|
|
|
|
this->INHERITED::end();
|
|
}
|
|
|
|
MultiCorePictureRenderer::~MultiCorePictureRenderer() {
|
|
// Each individual CloneData was deleted in end.
|
|
SkDELETE_ARRAY(fCloneData);
|
|
SkDELETE_ARRAY(fPictureClones);
|
|
}
|
|
|
|
SkString MultiCorePictureRenderer::getConfigNameInternal() {
|
|
SkString name = this->INHERITED::getConfigNameInternal();
|
|
name.appendf("_multi_%i_threads", fNumThreads);
|
|
return name;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
|
void PlaybackCreationRenderer::setup() {
|
|
fReplayer.reset(this->createPicture());
|
|
SkCanvas* recorder = fReplayer->beginRecording(this->getViewWidth(), this->getViewHeight(),
|
|
this->recordFlags());
|
|
this->scaleToScaleFactor(recorder);
|
|
fPicture->draw(recorder);
|
|
}
|
|
|
|
bool PlaybackCreationRenderer::render(const SkString*, SkBitmap** out) {
|
|
fReplayer->endRecording();
|
|
// Since this class does not actually render, return false.
|
|
return false;
|
|
}
|
|
|
|
SkString PlaybackCreationRenderer::getConfigNameInternal() {
|
|
return SkString("playback_creation");
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////////////////////
|
|
// SkPicture variants for each BBoxHierarchy type
|
|
|
|
class RTreePicture : public SkPicture {
|
|
public:
|
|
virtual SkBBoxHierarchy* createBBoxHierarchy() const SK_OVERRIDE{
|
|
static const int kRTreeMinChildren = 6;
|
|
static const int kRTreeMaxChildren = 11;
|
|
SkScalar aspectRatio = SkScalarDiv(SkIntToScalar(fWidth),
|
|
SkIntToScalar(fHeight));
|
|
return SkRTree::Create(kRTreeMinChildren, kRTreeMaxChildren,
|
|
aspectRatio);
|
|
}
|
|
};
|
|
|
|
SkPicture* PictureRenderer::createPicture() {
|
|
switch (fBBoxHierarchyType) {
|
|
case kNone_BBoxHierarchyType:
|
|
return SkNEW(SkPicture);
|
|
case kRTree_BBoxHierarchyType:
|
|
return SkNEW(RTreePicture);
|
|
case kTileGrid_BBoxHierarchyType:
|
|
return SkNEW_ARGS(SkTileGridPicture, (fPicture->width(),
|
|
fPicture->height(), fGridInfo));
|
|
}
|
|
SkASSERT(0); // invalid bbhType
|
|
return NULL;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
class GatherRenderer : public PictureRenderer {
|
|
public:
|
|
virtual bool render(const SkString* path, SkBitmap** out = NULL)
|
|
SK_OVERRIDE {
|
|
SkRect bounds = SkRect::MakeWH(SkIntToScalar(fPicture->width()),
|
|
SkIntToScalar(fPicture->height()));
|
|
SkData* data = SkPictureUtils::GatherPixelRefs(fPicture, bounds);
|
|
SkSafeUnref(data);
|
|
|
|
return NULL == path; // we don't have anything to write
|
|
}
|
|
|
|
private:
|
|
virtual SkString getConfigNameInternal() SK_OVERRIDE {
|
|
return SkString("gather_pixelrefs");
|
|
}
|
|
};
|
|
|
|
PictureRenderer* CreateGatherPixelRefsRenderer() {
|
|
return SkNEW(GatherRenderer);
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
class PictureCloneRenderer : public PictureRenderer {
|
|
public:
|
|
virtual bool render(const SkString* path, SkBitmap** out = NULL)
|
|
SK_OVERRIDE {
|
|
for (int i = 0; i < 100; ++i) {
|
|
SkPicture* clone = fPicture->clone();
|
|
SkSafeUnref(clone);
|
|
}
|
|
|
|
return NULL == path; // we don't have anything to write
|
|
}
|
|
|
|
private:
|
|
virtual SkString getConfigNameInternal() SK_OVERRIDE {
|
|
return SkString("picture_clone");
|
|
}
|
|
};
|
|
|
|
PictureRenderer* CreatePictureCloneRenderer() {
|
|
return SkNEW(PictureCloneRenderer);
|
|
}
|
|
|
|
} // namespace sk_tools
|