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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 "DMGpuSupport.h"
#include "SkBBHFactory.h"
#include "SkBBoxHierarchy.h"
#include "SkBitmap.h"
#include "SkBitmapRegionDecoder.h"
#include "SkCanvas.h"
#include "SkData.h"
#include "SkPicture.h"
#include "gm.h"
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 { kNull, kGPU, kVector, kRaster } type;
enum { kDirect, kIndirect } approach;
};
struct Src {
// All Srcs must be thread safe.
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; }
};
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;
// Sinks in the same enclave (except kAnyThread_Enclave) will run serially on the same thread.
virtual int enclave() const = 0;
// File extension for the content draw() outputs, e.g. "png", "pdf".
virtual const char* fileExtension() const = 0;
virtual SinkFlags flags() const = 0;
};
enum { kAnyThread_Enclave, kGPU_Enclave };
static const int kNumEnclaves = kGPU_Enclave + 1;
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class GMSrc : public Src {
public:
explicit GMSrc(skiagm::GMRegistry::Factory);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
void modifyGrContextOptions(GrContextOptions* options) const override;
private:
skiagm::GMRegistry::Factory 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
kSubset_Mode, // For codecs that support subsets directly.
};
enum DstColorType {
kGetFromCanvas_DstColorType,
kIndex8_Always_DstColorType,
kGrayscale_Always_DstColorType,
};
CodecSrc(Path, Mode, DstColorType, float);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
private:
Path fPath;
Mode fMode;
DstColorType fDstColorType;
float fScale;
};
class AndroidCodecSrc : public Src {
public:
enum Mode {
kFullImage_Mode,
// Splits the image into multiple subsets using a divisor and decodes the subsets
// separately.
kDivisor_Mode,
};
AndroidCodecSrc(Path, Mode, CodecSrc::DstColorType, int sampleSize);
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;
int fSampleSize;
};
// 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, SkBitmapRegionDecoder::Strategy, 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;
SkBitmapRegionDecoder::Strategy fStrategy;
Mode fMode;
CodecSrc::DstColorType fDstColorType;
uint32_t fSampleSize;
};
class ImageSrc : public Src {
public:
explicit ImageSrc(Path path);
Error draw(SkCanvas*) const override;
SkISize size() const override;
Name name() const override;
bool veto(SinkFlags) const override;
private:
Path fPath;
};
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;
};
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class NullSink : public Sink {
public:
NullSink() {}
Error draw(const Src& src, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override { return kAnyThread_Enclave; }
const char* fileExtension() const override { return ""; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kNull, SinkFlags::kDirect }; }
};
class GPUSink : public Sink {
public:
GPUSink(GrContextFactory::GLContextType, GrContextFactory::GLContextOptions,
int samples, bool diText, bool threaded);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override;
const char* fileExtension() const override { return "png"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kGPU, SinkFlags::kDirect }; }
private:
GrContextFactory::GLContextType fContextType;
GrContextFactory::GLContextOptions fContextOptions;
int fSampleCount;
bool fUseDIText;
bool fThreaded;
};
class PDFSink : public Sink {
public:
PDFSink(const char* rasterizer);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override { return kAnyThread_Enclave; }
const char* fileExtension() const override { return "pdf"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
private:
const char* fRasterizer;
};
class XPSSink : public Sink {
public:
XPSSink();
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override { return kAnyThread_Enclave; }
const char* fileExtension() const override { return "xps"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
class RasterSink : public Sink {
public:
explicit RasterSink(SkColorType);
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override { return kAnyThread_Enclave; }
const char* fileExtension() const override { return "png"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kRaster, SinkFlags::kDirect }; }
private:
SkColorType fColorType;
};
class SKPSink : public Sink {
public:
SKPSink();
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override { return kAnyThread_Enclave; }
const char* fileExtension() const override { return "skp"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
class SVGSink : public Sink {
public:
SVGSink();
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
int enclave() const override { return kAnyThread_Enclave; }
const char* fileExtension() const override { return "svg"; }
SinkFlags flags() const override { return SinkFlags{ SinkFlags::kVector, SinkFlags::kDirect }; }
};
/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
class Via : public Sink {
public:
explicit Via(Sink* sink) : fSink(sink) {}
const char* fileExtension() const override { return fSink->fileExtension(); }
int enclave() const override { return fSink->enclave(); }
SinkFlags flags() const override {
SinkFlags flags = fSink->flags();
flags.approach = SinkFlags::kIndirect;
return flags;
}
protected:
SkAutoTDelete<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 ViaRemote : public Via {
public:
ViaRemote(bool cache, Sink* sink) : Via(sink), fCache(cache) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
private:
bool fCache;
};
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 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;
SkAutoTDelete<SkBBHFactory> fFactory;
};
class ViaSecondPicture : public Via {
public:
explicit ViaSecondPicture(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaSingletonPictures : public Via {
public:
explicit ViaSingletonPictures(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
class ViaTwice : public Via {
public:
explicit ViaTwice(Sink* sink) : Via(sink) {}
Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
};
} // namespace DM
#endif//DMSrcSink_DEFINED