e3e940cf81
Copy the settings instead of pointing to the original set on the stack. Review URL: https://codereview.appspot.com/6818103 git-svn-id: http://skia.googlecode.com/svn/trunk@6330 2bbb7eff-a529-9590-31e7-b0007b416f81
373 lines
10 KiB
C++
373 lines
10 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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#ifndef PictureRenderer_DEFINED
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#define PictureRenderer_DEFINED
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#include "SkCountdown.h"
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#include "SkDrawFilter.h"
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#include "SkMath.h"
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#include "SkPaint.h"
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#include "SkPicture.h"
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#include "SkRect.h"
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#include "SkRefCnt.h"
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#include "SkRunnable.h"
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#include "SkString.h"
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#include "SkTDArray.h"
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#include "SkThreadPool.h"
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#include "SkTypes.h"
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#if SK_SUPPORT_GPU
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#include "GrContextFactory.h"
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#include "GrContext.h"
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#endif
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class SkBitmap;
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class SkCanvas;
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class SkGLContext;
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class SkThread;
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namespace sk_tools {
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class PictureRenderer : public SkRefCnt {
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public:
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enum SkDeviceTypes {
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kBitmap_DeviceType,
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#if SK_SUPPORT_GPU
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kGPU_DeviceType
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#endif
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};
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enum BBoxHierarchyType {
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kNone_BBoxHierarchyType = 0,
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kRTree_BBoxHierarchyType,
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kTileGrid_BBoxHierarchyType,
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};
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// this uses SkPaint::Flags as a base and adds additional flags
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enum DrawFilterFlags {
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kNone_DrawFilterFlag = 0,
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kBlur_DrawFilterFlag = 0x4000, // toggles between blur and no blur
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kLowBlur_DrawFilterFlag = 0x8000, // toggles between low and high quality blur
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kHinting_DrawFilterFlag = 0x10000, // toggles between no hinting and normal hinting
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kSlightHinting_DrawFilterFlag = 0x20000, // toggles between slight and normal hinting
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kAAClip_DrawFilterFlag = 0x40000, // toggles between soft and hard clip
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};
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SK_COMPILE_ASSERT(!(kBlur_DrawFilterFlag & SkPaint::kAllFlags), blur_flag_must_be_greater);
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SK_COMPILE_ASSERT(!(kHinting_DrawFilterFlag & SkPaint::kAllFlags),
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hinting_flag_must_be_greater);
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SK_COMPILE_ASSERT(!(kSlightHinting_DrawFilterFlag & SkPaint::kAllFlags),
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slight_hinting_flag_must_be_greater);
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/**
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* Called with each new SkPicture to render.
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*/
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virtual void init(SkPicture* pict);
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/**
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* Perform any setup that should done prior to each iteration of render() which should not be
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* timed.
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*/
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virtual void setup() {}
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/**
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* Perform work that is to be timed. Typically this is rendering, but is also used for recording
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* and preparing picture for playback by the subclasses which do those.
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* If path is non-null, subclass implementations should call write().
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* @param path If non-null, also write the output to the file specified by path. path should
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* have no extension; it will be added by write().
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* @return bool True if rendering succeeded and, if path is non-null, the output was
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* successfully written to a file.
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*/
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virtual bool render(const SkString* path) = 0;
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/**
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* Called once finished with a particular SkPicture, before calling init again, and before
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* being done with this Renderer.
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*/
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virtual void end();
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void resetState();
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void setDeviceType(SkDeviceTypes deviceType) {
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fDeviceType = deviceType;
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}
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void setDrawFilters(DrawFilterFlags const * const filters, const SkString& configName) {
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memcpy(fDrawFilters, filters, sizeof(fDrawFilters));
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fDrawFiltersConfig = configName;
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}
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void setBBoxHierarchyType(BBoxHierarchyType bbhType) {
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fBBoxHierarchyType = bbhType;
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}
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void setGridSize(int width, int height) {
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fGridWidth = width;
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fGridHeight = height;
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}
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bool isUsingBitmapDevice() {
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return kBitmap_DeviceType == fDeviceType;
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}
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virtual SkString getPerIterTimeFormat() { return SkString("%.2f"); }
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virtual SkString getNormalTimeFormat() { return SkString("%6.2f"); }
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/**
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* Reports the configuration of this PictureRenderer.
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*/
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SkString getConfigName() {
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SkString config = this->getConfigNameInternal();
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if (kRTree_BBoxHierarchyType == fBBoxHierarchyType) {
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config.append("_rtree");
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} else if (kTileGrid_BBoxHierarchyType == fBBoxHierarchyType) {
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config.append("_grid");
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}
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#if SK_SUPPORT_GPU
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if (this->isUsingGpuDevice()) {
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config.append("_gpu");
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}
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#endif
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config.append(fDrawFiltersConfig.c_str());
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return config;
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}
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#if SK_SUPPORT_GPU
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bool isUsingGpuDevice() {
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return kGPU_DeviceType == fDeviceType;
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}
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SkGLContext* getGLContext() {
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if (this->isUsingGpuDevice()) {
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return fGrContextFactory.getGLContext(GrContextFactory::kNative_GLContextType);
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} else {
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return NULL;
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}
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}
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GrContext* getGrContext() {
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return fGrContext;
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}
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#endif
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PictureRenderer()
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: fPicture(NULL)
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, fDeviceType(kBitmap_DeviceType)
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, fBBoxHierarchyType(kNone_BBoxHierarchyType)
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, fGridWidth(0)
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, fGridHeight(0)
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#if SK_SUPPORT_GPU
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, fGrContext(fGrContextFactory.get(GrContextFactory::kNative_GLContextType))
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#endif
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{
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sk_bzero(fDrawFilters, sizeof(fDrawFilters));
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}
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protected:
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void buildBBoxHierarchy();
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SkPicture* createPicture();
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uint32_t recordFlags();
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SkCanvas* setupCanvas();
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virtual SkCanvas* setupCanvas(int width, int height);
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SkAutoTUnref<SkCanvas> fCanvas;
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SkPicture* fPicture;
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SkDeviceTypes fDeviceType;
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BBoxHierarchyType fBBoxHierarchyType;
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DrawFilterFlags fDrawFilters[SkDrawFilter::kTypeCount];
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SkString fDrawFiltersConfig;
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int fGridWidth, fGridHeight; // used when fBBoxHierarchyType is TileGrid
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#if SK_SUPPORT_GPU
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GrContextFactory fGrContextFactory;
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GrContext* fGrContext;
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#endif
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private:
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virtual SkString getConfigNameInternal() = 0;
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typedef SkRefCnt INHERITED;
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};
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/**
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* This class does not do any rendering, but its render function executes recording, which we want
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* to time.
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*/
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class RecordPictureRenderer : public PictureRenderer {
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virtual bool render(const SkString*) SK_OVERRIDE;
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virtual SkString getPerIterTimeFormat() SK_OVERRIDE { return SkString("%.4f"); }
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virtual SkString getNormalTimeFormat() SK_OVERRIDE { return SkString("%6.4f"); }
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protected:
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virtual SkCanvas* setupCanvas(int width, int height) SK_OVERRIDE;
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private:
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virtual SkString getConfigNameInternal() SK_OVERRIDE;
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};
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class PipePictureRenderer : public PictureRenderer {
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public:
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virtual bool render(const SkString*) SK_OVERRIDE;
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private:
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virtual SkString getConfigNameInternal() SK_OVERRIDE;
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typedef PictureRenderer INHERITED;
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};
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class SimplePictureRenderer : public PictureRenderer {
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public:
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virtual void init(SkPicture* pict) SK_OVERRIDE;
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virtual bool render(const SkString*) SK_OVERRIDE;
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private:
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virtual SkString getConfigNameInternal() SK_OVERRIDE;
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typedef PictureRenderer INHERITED;
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};
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class TiledPictureRenderer : public PictureRenderer {
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public:
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TiledPictureRenderer();
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virtual void init(SkPicture* pict) SK_OVERRIDE;
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/**
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* Renders to tiles, rather than a single canvas. If a path is provided, a separate file is
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* created for each tile, named "path0.png", "path1.png", etc.
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* Multithreaded mode currently does not support writing to a file.
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*/
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virtual bool render(const SkString* path) SK_OVERRIDE;
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virtual void end() SK_OVERRIDE;
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void setTileWidth(int width) {
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fTileWidth = width;
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}
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int getTileWidth() const {
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return fTileWidth;
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}
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void setTileHeight(int height) {
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fTileHeight = height;
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}
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int getTileHeight() const {
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return fTileHeight;
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}
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void setTileWidthPercentage(double percentage) {
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fTileWidthPercentage = percentage;
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}
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double getTileWidthPercentage() const {
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return fTileWidthPercentage;
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}
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void setTileHeightPercentage(double percentage) {
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fTileHeightPercentage = percentage;
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}
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double getTileHeightPercentage() const {
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return fTileHeightPercentage;
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}
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void setTileMinPowerOf2Width(int width) {
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SkASSERT(SkIsPow2(width) && width > 0);
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if (!SkIsPow2(width) || width <= 0) {
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return;
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}
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fTileMinPowerOf2Width = width;
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}
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int getTileMinPowerOf2Width() const {
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return fTileMinPowerOf2Width;
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}
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protected:
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SkTDArray<SkRect> fTileRects;
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virtual SkCanvas* setupCanvas(int width, int height) SK_OVERRIDE;
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virtual SkString getConfigNameInternal() SK_OVERRIDE;
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private:
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int fTileWidth;
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int fTileHeight;
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double fTileWidthPercentage;
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double fTileHeightPercentage;
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int fTileMinPowerOf2Width;
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void setupTiles();
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void setupPowerOf2Tiles();
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typedef PictureRenderer INHERITED;
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};
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class CloneData;
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class MultiCorePictureRenderer : public TiledPictureRenderer {
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public:
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explicit MultiCorePictureRenderer(int threadCount);
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~MultiCorePictureRenderer();
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virtual void init(SkPicture* pict) SK_OVERRIDE;
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/**
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* Behaves like TiledPictureRenderer::render(), only using multiple threads.
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*/
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virtual bool render(const SkString* path) SK_OVERRIDE;
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virtual void end() SK_OVERRIDE;
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private:
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virtual SkString getConfigNameInternal() SK_OVERRIDE;
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const int fNumThreads;
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SkTDArray<SkCanvas*> fCanvasPool;
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SkThreadPool fThreadPool;
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SkPicture* fPictureClones;
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CloneData** fCloneData;
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SkCountdown fCountdown;
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typedef TiledPictureRenderer INHERITED;
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};
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/**
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* This class does not do any rendering, but its render function executes turning an SkPictureRecord
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* into an SkPicturePlayback, which we want to time.
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*/
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class PlaybackCreationRenderer : public PictureRenderer {
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public:
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virtual void setup() SK_OVERRIDE;
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virtual bool render(const SkString*) SK_OVERRIDE;
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virtual SkString getPerIterTimeFormat() SK_OVERRIDE { return SkString("%.4f"); }
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virtual SkString getNormalTimeFormat() SK_OVERRIDE { return SkString("%6.4f"); }
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private:
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SkAutoTUnref<SkPicture> fReplayer;
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virtual SkString getConfigNameInternal() SK_OVERRIDE;
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typedef PictureRenderer INHERITED;
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};
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}
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#endif // PictureRenderer_DEFINED
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