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skia2/dm/DMSrcSink.h
Chris Dalton 184c37e61a Add a "bisect" mode to dm for debugging path drawing 
Bug: skia:
Change-Id: Idc841545dfe3d33f43c1c8a3cf23199c322f7b11
Reviewed-on: https://skia-review.googlesource.com/156929
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
2018-09-28 17:45:59 +00:00

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/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef DMSrcSink_DEFINED
#define DMSrcSink_DEFINED
#include "SkBBHFactory.h"
#include "SkBBoxHierarchy.h"
#include "SkBitmap.h"
#include "SkBitmapRegionDecoder.h"
#include "SkCanvas.h"
#include "SkCommonFlagsConfig.h"
#include "SkData.h"
#include "SkMultiPictureDocument.h"
#include "SkPicture.h"
#include "gm.h"
//#define TEST_VIA_SVG
namespace DM {
// This is just convenience. It lets you use either return "foo" or return SkStringPrintf(...).
struct ImplicitString : public SkString {
template <typename T>
ImplicitString(const T& s) : SkString(s) {}
ImplicitString() : SkString("") {}
};
typedef ImplicitString Name;
typedef ImplicitString Path;
class Error {
public:
Error(const SkString& s) : fMsg(s), fFatal(!this->isEmpty()) {}
Error(const char* s) : fMsg(s), fFatal(!this->isEmpty()) {}
Error(const Error&) = default;
Error& operator=(const Error&) = default;
static Error Nonfatal(const SkString& s) { return Nonfatal(s.c_str()); }
static Error Nonfatal(const char* s) {
Error e(s);
e.fFatal = false;
return e;
}
const char* c_str() const { return fMsg.c_str(); }
bool isEmpty() const { return fMsg.isEmpty(); }
bool isFatal() const { return fFatal; }
private:
SkString fMsg;
bool fFatal;
};
struct SinkFlags {
enum Type { kNull, kGPU, kVector, kRaster } type;
enum Approach { kDirect, kIndirect } approach;
enum Multisampled { kNotMultisampled, kMultisampled } multisampled;
SinkFlags(Type t, Approach a, Multisampled ms = kNotMultisampled)
: type(t), approach(a), multisampled(ms) {}
};
struct Src {
virtual ~Src() {}
virtual Error SK_WARN_UNUSED_RESULT draw(SkCanvas*) const = 0;
virtual SkISize size() const = 0;
virtual Name name() const = 0;
virtual void modifyGrContextOptions(GrContextOptions* options) const {}
virtual bool veto(SinkFlags) const { return false; }
virtual int pageCount() const { return 1; }
virtual Error SK_WARN_UNUSED_RESULT draw(int, SkCanvas* canvas) const {
return this->draw(canvas);
}
virtual SkISize size(int) const { return this->size(); }
// Force Tasks using this Src to run on the main thread?
virtual bool serial() const { return false; }
};
struct Sink {
virtual ~Sink() {}
// You may write to either the bitmap or stream. If you write to log, we'll print that out.
virtual Error SK_WARN_UNUSED_RESULT draw(const Src&, SkBitmap*, SkWStream*, SkString* log)
const = 0;
// Force Tasks using this Sink to run on the main thread?
virtual bool serial() const { return false; }
// File extension for the content draw() outputs, e.g. "png", "pdf".
virtual const char* fileExtension() const = 0;
virtual SinkFlags flags() const = 0;
};
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class GMSrc : public Src {
public:
explicit GMSrc(skiagm::GMFactory);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
void modifyGrContextOptions(GrContextOptions* options) const override;
private:
skiagm::GMFactory fFactory;
};
class CodecSrc : public Src {
public:
enum Mode {
kCodec_Mode,
// We choose to test only one mode with zero initialized memory.
// This will exercise all of the interesting cases in SkSwizzler
// without doubling the size of our test suite.
kCodecZeroInit_Mode,
kScanline_Mode,
kStripe_Mode, // Tests the skipping of scanlines
kCroppedScanline_Mode, // Tests (jpeg) cropped scanline optimization
kSubset_Mode, // For codecs that support subsets directly.
kAnimated_Mode, // For codecs that support animation.
};
enum DstColorType {
kGetFromCanvas_DstColorType,
kGrayscale_Always_DstColorType,
kNonNative8888_Always_DstColorType,
};
CodecSrc(Path, Mode, DstColorType, SkAlphaType, float);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
bool serial() const override { return fRunSerially; }
private:
Path fPath;
Mode fMode;
DstColorType fDstColorType;
SkAlphaType fDstAlphaType;
float fScale;
bool fRunSerially;
};
class AndroidCodecSrc : public Src {
public:
AndroidCodecSrc(Path, CodecSrc::DstColorType, SkAlphaType, int sampleSize);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
bool serial() const override { return fRunSerially; }
private:
Path fPath;
CodecSrc::DstColorType fDstColorType;
SkAlphaType fDstAlphaType;
int fSampleSize;
bool fRunSerially;
};
// Allows for testing of various implementations of Android's BitmapRegionDecoder
class BRDSrc : public Src {
public:
enum Mode {
// Decode the entire image as one region.
kFullImage_Mode,
// Splits the image into multiple regions using a divisor and decodes the regions
// separately. Also, this test adds a border of a few pixels to each of the regions
// that it is decoding. This tests the behavior when a client asks for a region that
// does not fully fit in the image.
kDivisor_Mode,
};
BRDSrc(Path, Mode, CodecSrc::DstColorType, uint32_t);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
private:
Path fPath;
Mode fMode;
CodecSrc::DstColorType fDstColorType;
uint32_t fSampleSize;
};
class ImageGenSrc : public Src {
public:
enum Mode {
kCodec_Mode, // Use CodecImageGenerator
kPlatform_Mode, // Uses CG or WIC
};
ImageGenSrc(Path, Mode, SkAlphaType, bool);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
bool serial() const override { return fRunSerially; }
private:
Path fPath;
Mode fMode;
SkAlphaType fDstAlphaType;
bool fIsGpu;
bool fRunSerially;
};
class ColorCodecSrc : public Src {
public:
enum Mode {
// Mimic legacy behavior and apply no color correction.
kBaseline_Mode,
// Color correct images into a specific dst color space. If you happen to have this
// monitor, you're in luck! The unmarked outputs of this test should display
// correctly on this monitor in the Chrome browser. If not, it's useful to know
// that this monitor has a profile that is fairly similar to Adobe RGB.
kDst_HPZR30w_Mode,
kDst_sRGB_Mode,
};
ColorCodecSrc(Path, Mode, SkColorType);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
private:
Path fPath;
Mode fMode;
SkColorType fColorType;
};
class SKPSrc : public Src {
public:
explicit SKPSrc(Path path);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
private:
Path fPath;
};
// This class extracts all the paths from an SKP and then removes unwanted paths according to the
// provided l/r trail. It then just draws the remaining paths. (Non-path draws are thrown out.) It
// is useful for finding a reduced repo case for path drawing bugs.
class BisectSrc : public SKPSrc {
public:
explicit BisectSrc(Path path, const char* trail);
Error draw(SkCanvas*) const override;
private:
SkString fTrail;
typedef SKPSrc INHERITED;
};
#if defined(SK_ENABLE_SKOTTIE)
class SkottieSrc final : public Src {
public:
explicit SkottieSrc(Path path);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
private:
// Generates a kTileCount x kTileCount filmstrip with evenly distributed frames.
static constexpr int kTileCount = 5;
// Fit kTileCount x kTileCount frames to a 1000x1000 film strip.
static constexpr SkScalar kTargetSize = 1000;
static constexpr SkScalar kTileSize = kTargetSize / kTileCount;
Path fPath;
};
#endif
#if defined(SK_XML)
} // namespace DM
class SkSVGDOM;
namespace DM {
class SVGSrc : public Src {
public:
explicit SVGSrc(Path path);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
private:
Name fName;
sk_sp<SkSVGDOM> fDom;
SkScalar fScale;
typedef Src INHERITED;
};
#endif // SK_XML
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class MSKPSrc : public Src {
public:
explicit MSKPSrc(Path path);
int pageCount() const override;
Error draw(SkCanvas* c) const override;
Error draw(int, SkCanvas*) const override;
SkISize size() const override;
SkISize size(int) const override;
Name name() const override;
private:
Path fPath;
mutable SkTArray<SkDocumentPage> fPages;
};
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class NullSink : public Sink {
public:
NullSink() {}
Error draw(const Src& src, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return ""; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kNull, SinkFlags::kDirect }; }
};
class GPUSink : public Sink {
public:
GPUSink(sk_gpu_test::GrContextFactory::ContextType,
sk_gpu_test::GrContextFactory::ContextOverrides,
SkCommandLineConfigGpu::SurfType surfType, int samples, bool diText,
SkColorType colorType, SkAlphaType alphaType, sk_sp<SkColorSpace> colorSpace,
bool threaded, const GrContextOptions& grCtxOptions);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
Error onDraw(const Src&, SkBitmap*, SkWStream*, SkString*,
const GrContextOptions& baseOptions) const;
sk_gpu_test::GrContextFactory::ContextType contextType() const { return fContextType; }
const sk_gpu_test::GrContextFactory::ContextOverrides& contextOverrides() {
return fContextOverrides;
}
SkCommandLineConfigGpu::SurfType surfType() const { return fSurfType; }
bool useDIText() const { return fUseDIText; }
bool serial() const override { return !fThreaded; }
const char* fileExtension() const override { return "png"; }
SinkFlags flags() const override {
SinkFlags::Multisampled ms = fSampleCount > 1 ? SinkFlags::kMultisampled
: SinkFlags::kNotMultisampled;
return SinkFlags{ SinkFlags::kGPU, SinkFlags::kDirect, ms };
}
const GrContextOptions& baseContextOptions() const { return fBaseContextOptions; }
private:
sk_gpu_test::GrContextFactory::ContextType fContextType;
sk_gpu_test::GrContextFactory::ContextOverrides fContextOverrides;
SkCommandLineConfigGpu::SurfType fSurfType;
int fSampleCount;
bool fUseDIText;
SkColorType fColorType;
SkAlphaType fAlphaType;
sk_sp<SkColorSpace> fColorSpace;
bool fThreaded;
GrContextOptions fBaseContextOptions;
};
class GPUThreadTestingSink : public GPUSink {
public:
GPUThreadTestingSink(sk_gpu_test::GrContextFactory::ContextType,
sk_gpu_test::GrContextFactory::ContextOverrides,
SkCommandLineConfigGpu::SurfType surfType, int samples, bool diText,
SkColorType colorType, SkAlphaType alphaType,
sk_sp<SkColorSpace> colorSpace, bool threaded,
const GrContextOptions& grCtxOptions);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override {
// Suppress writing out results from this config - we just want to do our matching test
return nullptr;
}
private:
std::unique_ptr<SkExecutor> fExecutor;
typedef GPUSink INHERITED;
};
class GPUPersistentCacheTestingSink : public GPUSink {
public:
GPUPersistentCacheTestingSink(sk_gpu_test::GrContextFactory::ContextType,
sk_gpu_test::GrContextFactory::ContextOverrides,
SkCommandLineConfigGpu::SurfType surfType, int samples,
bool diText, SkColorType colorType, SkAlphaType alphaType,
sk_sp<SkColorSpace> colorSpace, bool threaded,
const GrContextOptions& grCtxOptions);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override {
// Suppress writing out results from this config - we just want to do our matching test
return nullptr;
}
private:
typedef GPUSink INHERITED;
};
class PDFSink : public Sink {
public:
PDFSink(bool pdfa, SkScalar rasterDpi) : fPDFA(pdfa), fRasterDpi(rasterDpi) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "pdf"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
bool fPDFA;
SkScalar fRasterDpi;
};
class XPSSink : public Sink {
public:
XPSSink();
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "xps"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
class PipeSink : public Sink {
public:
PipeSink();
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "skpipe"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
class RasterSink : public Sink {
public:
explicit RasterSink(SkColorType, sk_sp<SkColorSpace> = nullptr);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "png"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kRaster, SinkFlags::kDirect }; }
private:
SkColorType fColorType;
sk_sp<SkColorSpace> fColorSpace;
};
class ThreadedSink : public RasterSink {
public:
explicit ThreadedSink(SkColorType, sk_sp<SkColorSpace> = nullptr);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class SKPSink : public Sink {
public:
SKPSink();
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "skp"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
class DebugSink : public Sink {
public:
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "json"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
class SVGSink : public Sink {
public:
SVGSink(int pageIndex = 0);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
const char* fileExtension() const override { return "svg"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
private:
int fPageIndex;
};
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class Via : public Sink {
public:
explicit Via(Sink* sink) : fSink(sink) {}
const char* fileExtension() const override { return fSink->fileExtension(); }
bool serial() const override { return fSink->serial(); }
SinkFlags flags() const override {
SinkFlags flags = fSink->flags();
flags.approach = SinkFlags::kIndirect;
return flags;
}
protected:
std::unique_ptr<Sink> fSink;
};
class ViaMatrix : public Via {
public:
ViaMatrix(SkMatrix, Sink*);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
private:
const SkMatrix fMatrix;
};
class ViaUpright : public Via {
public:
ViaUpright(SkMatrix, Sink*);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
private:
const SkMatrix fMatrix;
};
class ViaSerialization : public Via {
public:
explicit ViaSerialization(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaPicture : public Via {
public:
explicit ViaPicture(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaPipe : public Via {
public:
explicit ViaPipe(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaTiles : public Via {
public:
ViaTiles(int w, int h, SkBBHFactory*, Sink*);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
private:
const int fW, fH;
std::unique_ptr<SkBBHFactory> fFactory;
};
class ViaDDL : public Via {
public:
ViaDDL(int numDivisions, Sink* sink);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
private:
const int fNumDivisions;
};
class ViaSVG : public Via {
public:
explicit ViaSVG(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaLite : public Via {
public:
explicit ViaLite(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaCSXform : public Via {
public:
explicit ViaCSXform(Sink*, sk_sp<SkColorSpace>, bool colorSpin);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
private:
sk_sp<SkColorSpace> fCS;
bool fColorSpin;
};
} // namespace DM
#endif//DMSrcSink_DEFINED
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