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Gradient2Bench Class Reference
Inheritance diagram for Gradient2Bench:
Benchmark SkRefCnt SkRefCntBase

Public Member Functions

 Gradient2Bench (bool hasAlpha)
 
- Public Member Functions inherited from Benchmark
 Benchmark ()
 
const char * getName ()
 
const char * getUniqueName ()
 
SkISize getSize ()
 
virtual bool isSuitableFor (Backend backend)
 
virtual void modifyGrContextOptions (GrContextOptions *)
 
virtual bool shouldLoop () const
 
void delayedSetup ()
 
void perCanvasPreDraw (SkCanvas *)
 
void perCanvasPostDraw (SkCanvas *)
 
void preDraw (SkCanvas *)
 
void postDraw (SkCanvas *)
 
void draw (int loops, SkCanvas *)
 
virtual void getGpuStats (SkCanvas *, skia_private::TArray< SkString > *keys, skia_private::TArray< double > *values)
 
virtual bool getDMSAAStats (GrRecordingContext *)
 
int getUnits () const
 
- Public Member Functions inherited from SkRefCntBase
 SkRefCntBase ()
 
virtual ~SkRefCntBase ()
 
bool unique () const
 
void ref () const
 
void unref () const
 

Protected Member Functions

const char * onGetName () override
 
void onDraw (int loops, SkCanvas *canvas) override
 
- Protected Member Functions inherited from Benchmark
void setUnits (int units)
 
virtual void setupPaint (SkPaint *paint)
 
virtual const char * onGetUniqueName ()
 
virtual void onDelayedSetup ()
 
virtual void onPerCanvasPreDraw (SkCanvas *)
 
virtual void onPerCanvasPostDraw (SkCanvas *)
 
virtual void onPreDraw (SkCanvas *)
 
virtual void onPostDraw (SkCanvas *)
 
virtual SkISize onGetSize ()
 

Additional Inherited Members

- Public Types inherited from Benchmark
enum class  Backend {
  kNonRendering , kRaster , kGanesh , kGraphite ,
  kPDF , kHWUI
}
 

Detailed Description

Definition at line 311 of file GradientBench.cpp.

Constructor & Destructor Documentation

◆ Gradient2Bench()

Gradient2Bench::Gradient2Bench ( bool  hasAlpha)
inline

Definition at line 316 of file GradientBench.cpp.

316 {
317 fName.printf("gradient_create_%s", hasAlpha ? "alpha" : "opaque");
318 fHasAlpha = hasAlpha;
319 }
void printf(const char format[],...) SK_PRINTF_LIKE(2
Definition SkString.cpp:534

Member Function Documentation

◆ onDraw()

void Gradient2Bench::onDraw ( int  loops,
SkCanvas canvas 
)
inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 326 of file GradientBench.cpp.

326 {
328 this->setupPaint(&paint);
329
330 const SkRect r = { 0, 0, SkIntToScalar(4), SkIntToScalar(4) };
331 const SkPoint pts[] = {
332 { 0, 0 },
333 { SkIntToScalar(100), SkIntToScalar(100) },
334 };
335
336 for (int i = 0; i < loops; i++) {
337 const int gray = i % 256;
338 const int alpha = fHasAlpha ? gray : 0xFF;
339 SkColor colors[] = {
341 SkColorSetARGB(alpha, gray, gray, gray),
343 paint.setShader(SkGradientShader::MakeLinear(pts, colors, nullptr,
344 std::size(colors),
346 canvas->drawRect(r, paint);
347 }
348 }
uint32_t SkColor
Definition SkColor.h:37
static constexpr SkColor SkColorSetARGB(U8CPU a, U8CPU r, U8CPU g, U8CPU b)
Definition SkColor.h:49
constexpr SkColor SK_ColorBLACK
Definition SkColor.h:103
constexpr SkColor SK_ColorWHITE
Definition SkColor.h:122
#define SkIntToScalar(x)
Definition SkScalar.h:57
virtual void setupPaint(SkPaint *paint)
Definition Benchmark.cpp:55
void drawRect(const SkRect &rect, const SkPaint &paint)
static sk_sp< SkShader > MakeLinear(const SkPoint pts[2], const SkColor colors[], const SkScalar pos[], int count, SkTileMode mode, uint32_t flags=0, const SkMatrix *localMatrix=nullptr)
const Paint & paint
PODArray< SkColor > colors
Definition SkRecords.h:276

◆ onGetName()

const char * Gradient2Bench::onGetName ( )
inlineoverrideprotectedvirtual

Implements Benchmark.

Definition at line 322 of file GradientBench.cpp.

322 {
323 return fName.c_str();
324 }
const char * c_str() const
Definition SkString.h:133

The documentation for this class was generated from the following file: