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skiagm::FillTypePerspGM Class Reference
Inheritance diagram for skiagm::FillTypePerspGM:
skiagm::GM

Public Member Functions

 FillTypePerspGM ()
 
void makePath ()
 
- Public Member Functions inherited from skiagm::GM
 GM (SkColor backgroundColor=SK_ColorWHITE)
 
virtual ~GM ()
 
void setMode (Mode mode)
 
Mode getMode () const
 
DrawResult gpuSetup (SkCanvas *, SkString *errorMsg, GraphiteTestContext *=nullptr)
 
void gpuTeardown ()
 
void onceBeforeDraw ()
 
DrawResult draw (SkCanvas *canvas)
 
DrawResult draw (SkCanvas *, SkString *errorMsg)
 
void drawBackground (SkCanvas *)
 
DrawResult drawContent (SkCanvas *canvas)
 
DrawResult drawContent (SkCanvas *, SkString *errorMsg)
 
virtual SkISize getISize ()=0
 
virtual SkString getName () const =0
 
virtual bool runAsBench () const
 
SkScalar width ()
 
SkScalar height ()
 
SkColor getBGColor () const
 
void setBGColor (SkColor)
 
void drawSizeBounds (SkCanvas *, SkColor)
 
bool animate (double)
 
virtual bool onChar (SkUnichar)
 
bool getControls (SkMetaData *controls)
 
void setControls (const SkMetaData &controls)
 
virtual void modifyGrContextOptions (GrContextOptions *)
 
virtual void modifyGraphiteContextOptions (skgpu::graphite::ContextOptions *) const
 
virtual bool isBazelOnly () const
 
virtual std::map< std::string, std::string > getGoldKeys () const
 

Protected Member Functions

SkString getName () const override
 
SkISize getISize () override
 
void showPath (SkCanvas *canvas, int x, int y, SkPathFillType ft, SkScalar scale, const SkPaint &paint)
 
void showFour (SkCanvas *canvas, SkScalar scale, bool aa)
 
void onDraw (SkCanvas *canvas) override
 
- Protected Member Functions inherited from skiagm::GM
virtual DrawResult onGpuSetup (SkCanvas *, SkString *, GraphiteTestContext *)
 
virtual void onGpuTeardown ()
 
virtual void onOnceBeforeDraw ()
 
virtual DrawResult onDraw (SkCanvas *, SkString *errorMsg)
 
virtual void onDraw (SkCanvas *)
 
virtual bool onAnimate (double)
 
virtual bool onGetControls (SkMetaData *)
 
virtual void onSetControls (const SkMetaData &)
 
GraphiteTestContext * graphiteTestContext () const
 

Additional Inherited Members

- Public Types inherited from skiagm::GM
enum  Mode { kGM_Mode , kSample_Mode , kBench_Mode }
 
using DrawResult = skiagm::DrawResult
 
using GraphiteTestContext = skiatest::graphite::GraphiteTestContext
 
- Static Public Attributes inherited from skiagm::GM
static constexpr char kErrorMsg_DrawSkippedGpuOnly []
 

Detailed Description

Definition at line 26 of file filltypespersp.cpp.

Constructor & Destructor Documentation

◆ FillTypePerspGM()

skiagm::FillTypePerspGM::FillTypePerspGM ( )
inline

Definition at line 29 of file filltypespersp.cpp.

29{}

Member Function Documentation

◆ getISize()

SkISize skiagm::FillTypePerspGM::getISize ( )
inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 43 of file filltypespersp.cpp.

43{ return SkISize::Make(835, 840); }
SkISize::Make
static constexpr SkISize Make(int32_t w, int32_t h)
Definition: SkSize.h:20

◆ getName()

SkString skiagm::FillTypePerspGM::getName ( ) const
inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 41 of file filltypespersp.cpp.

41{ return SkString("filltypespersp"); }

◆ makePath()

void skiagm::FillTypePerspGM::makePath ( )
inline

Definition at line 31 of file filltypespersp.cpp.

31 {
32 if (fPath.isEmpty()) {
33 const SkScalar radius = SkIntToScalar(45);
34 fPath = SkPathBuilder().addCircle(SkIntToScalar(50), SkIntToScalar(50), radius)
35 .addCircle(SkIntToScalar(100), SkIntToScalar(100), radius)
36 .detach();
37 }
38 }
SkIntToScalar
#define SkIntToScalar(x)
Definition: SkScalar.h:57
SkPathBuilder::addCircle
SkPathBuilder & addCircle(SkScalar center_x, SkScalar center_y, SkScalar radius, SkPathDirection dir=SkPathDirection::kCW)
Definition: SkPathBuilder.cpp:759
SkPath::isEmpty
bool isEmpty() const
Definition: SkPath.cpp:416
SkScalar
float SkScalar
Definition: extension.cpp:12

◆ onDraw()

void skiagm::FillTypePerspGM::onDraw ( SkCanvas *  canvas)
inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 84 of file filltypespersp.cpp.

84 {
85 this->makePath();
86
87 // do perspective drawPaint as the background;
88 SkPaint bkgnrd;
89 SkPoint center = SkPoint::Make(SkIntToScalar(100),
90 SkIntToScalar(100));
91 SkColor colors[] = {SK_ColorBLACK, SK_ColorCYAN,
92 SK_ColorYELLOW, SK_ColorWHITE};
93 SkScalar pos[] = {0, SK_ScalarHalf / 2,
94 3 * SK_ScalarHalf / 2, SK_Scalar1};
95 bkgnrd.setShader(SkGradientShader::MakeRadial(center,
96 SkIntToScalar(1000),
97 colors,
98 pos,
99 std::size(colors),
100 SkTileMode::kClamp));
101 canvas->save();
102 canvas->translate(SkIntToScalar(100), SkIntToScalar(100));
103 SkMatrix mat;
104 mat.reset();
105 mat.setPerspY(SK_Scalar1 / 1000);
106 canvas->concat(mat);
107 canvas->drawPaint(bkgnrd);
108 canvas->restore();
109
110 // draw the paths in perspective
111 SkMatrix persp;
112 persp.reset();
113 persp.setPerspX(-SK_Scalar1 / 1800);
114 persp.setPerspY(SK_Scalar1 / 500);
115 canvas->concat(persp);
116
117 canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
118 const SkScalar scale = SkIntToScalar(5)/4;
119
120 showFour(canvas, SK_Scalar1, false);
121 canvas->translate(SkIntToScalar(450), 0);
122 showFour(canvas, scale, false);
123
124 canvas->translate(SkIntToScalar(-450), SkIntToScalar(450));
125 showFour(canvas, SK_Scalar1, true);
126 canvas->translate(SkIntToScalar(450), 0);
127 showFour(canvas, scale, true);
128 }
pos
SkPoint pos
Definition: ImageShaderTest.cpp:27
SK_ColorYELLOW
constexpr SkColor SK_ColorYELLOW
Definition: SkColor.h:139
SkColor
uint32_t SkColor
Definition: SkColor.h:37
SK_ColorCYAN
constexpr SkColor SK_ColorCYAN
Definition: SkColor.h:143
SK_ColorBLACK
constexpr SkColor SK_ColorBLACK
Definition: SkColor.h:103
SK_ColorWHITE
constexpr SkColor SK_ColorWHITE
Definition: SkColor.h:122
SK_Scalar1
#define SK_Scalar1
Definition: SkScalar.h:18
SK_ScalarHalf
#define SK_ScalarHalf
Definition: SkScalar.h:19
SkCanvas::restore
void restore()
Definition: SkCanvas.cpp:461
SkCanvas::translate
void translate(SkScalar dx, SkScalar dy)
Definition: SkCanvas.cpp:1278
SkCanvas::drawPaint
void drawPaint(const SkPaint &paint)
Definition: SkCanvas.cpp:1668
SkCanvas::save
int save()
Definition: SkCanvas.cpp:447
SkCanvas::concat
void concat(const SkMatrix &matrix)
Definition: SkCanvas.cpp:1318
SkGradientShader::MakeRadial
static sk_sp< SkShader > MakeRadial(const SkPoint &center, SkScalar radius, const SkColor colors[], const SkScalar pos[], int count, SkTileMode mode, uint32_t flags=0, const SkMatrix *localMatrix=nullptr)
Definition: SkRadialGradient.cpp:123
SkMatrix::setPerspX
SkMatrix & setPerspX(SkScalar v)
Definition: SkMatrix.h:537
SkMatrix::setPerspY
SkMatrix & setPerspY(SkScalar v)
Definition: SkMatrix.h:544
SkMatrix::reset
SkMatrix & reset()
Definition: SkMatrix.cpp:49
SkPaint::setShader
void setShader(sk_sp< SkShader > shader)
skiagm::FillTypePerspGM::showFour
void showFour(SkCanvas *canvas, SkScalar scale, bool aa)
Definition: filltypespersp.cpp:61
SkRecords::colors
PODArray< SkColor > colors
Definition: SkRecords.h:276
flutter::size
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Definition: switches.h:259
skiagm::scale
static SkPath scale(const SkPath &path, SkScalar scale)
Definition: patheffects.cpp:68
SkPoint::Make
static constexpr SkPoint Make(float x, float y)
Definition: SkPoint_impl.h:173

◆ showFour()

void skiagm::FillTypePerspGM::showFour ( SkCanvas *  canvas,
SkScalar  scale,
bool  aa 
)
inlineprotected

Definition at line 61 of file filltypespersp.cpp.

61 {
62 SkPaint paint;
63 SkPoint center = SkPoint::Make(SkIntToScalar(100), SkIntToScalar(100));
64 SkColor colors[] = {SK_ColorBLUE, SK_ColorRED, SK_ColorGREEN};
65 SkScalar pos[] = {0, SK_ScalarHalf, SK_Scalar1};
66 paint.setShader(SkGradientShader::MakeRadial(center,
67 SkIntToScalar(100),
68 colors,
69 pos,
70 std::size(colors),
71 SkTileMode::kClamp));
72 paint.setAntiAlias(aa);
73
74 showPath(canvas, 0, 0, SkPathFillType::kWinding,
75 scale, paint);
76 showPath(canvas, 200, 0, SkPathFillType::kEvenOdd,
77 scale, paint);
78 showPath(canvas, 00, 200, SkPathFillType::kInverseWinding,
79 scale, paint);
80 showPath(canvas, 200, 200, SkPathFillType::kInverseEvenOdd,
81 scale, paint);
82 }
SK_ColorBLUE
constexpr SkColor SK_ColorBLUE
Definition: SkColor.h:135
SK_ColorRED
constexpr SkColor SK_ColorRED
Definition: SkColor.h:126
SK_ColorGREEN
constexpr SkColor SK_ColorGREEN
Definition: SkColor.h:131
skiagm::FillTypePerspGM::showPath
void showPath(SkCanvas *canvas, int x, int y, SkPathFillType ft, SkScalar scale, const SkPaint &paint)
Definition: filltypespersp.cpp:45
paint
const Paint & paint
Definition: color_source.cc:38

◆ showPath()

void skiagm::FillTypePerspGM::showPath ( SkCanvas *  canvas,
int  x,
int  y,
SkPathFillType  ft,
SkScalar  scale,
const SkPaint &  paint 
)
inlineprotected

Definition at line 45 of file filltypespersp.cpp.

46 {
47 const SkRect r = { 0, 0, SkIntToScalar(150), SkIntToScalar(150) };
48
49 canvas->save();
50 canvas->translate(SkIntToScalar(x), SkIntToScalar(y));
51 canvas->clipRect(r);
52 canvas->drawColor(SK_ColorWHITE);
53 fPath.setFillType(ft);
54 canvas->translate(r.centerX(), r.centerY());
55 canvas->scale(scale, scale);
56 canvas->translate(-r.centerX(), -r.centerY());
57 canvas->drawPath(fPath, paint);
58 canvas->restore();
59 }
SkCanvas::clipRect
void clipRect(const SkRect &rect, SkClipOp op, bool doAntiAlias)
Definition: SkCanvas.cpp:1361
SkCanvas::drawColor
void drawColor(SkColor color, SkBlendMode mode=SkBlendMode::kSrcOver)
Definition: SkCanvas.h:1182
SkCanvas::drawPath
void drawPath(const SkPath &path, const SkPaint &paint)
Definition: SkCanvas.cpp:1747
SkCanvas::scale
void scale(SkScalar sx, SkScalar sy)
Definition: SkCanvas.cpp:1289
SkPath::setFillType
void setFillType(SkPathFillType ft)
Definition: SkPath.h:235
y
double y
Definition: mouse-input-test.cc:83
x
double x
Definition: mouse-input-test.cc:82
SkRect::centerX
constexpr float centerX() const
Definition: SkRect.h:776
SkRect::centerY
constexpr float centerY() const
Definition: SkRect.h:785
The documentation for this class was generated from the following file:
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