34     SkCanvas* canvas = surface->getCanvas();  in make_image()  local
36     ToolUtils::draw_checkerboard(canvas, SK_ColorRED, SK_ColorGREEN, w / 10);  in make_image()
91     void drawRow(SkCanvas* canvas, const SkSamplingOptions& sampling) {  in drawRow()  argument
108         canvas->save();  in drawRow()
110         canvas->save();  in drawRow()
111         canvas->concat(fPerspMatrix);  in drawRow()
112         canvas->drawImageRect(fBitmapImage, r, sampling, &filterPaint);  in drawRow()
113         canvas->restore();  in drawRow()
115         canvas->translate(SkIntToScalar(kCellSize), 0);  in drawRow()
116         canvas->save();  in drawRow()
117         canvas->concat(fPerspMatrix);  in drawRow()
118         canvas->drawImage(fImage.get(), 0, 0, sampling, &filterPaint);  in drawRow()
119         canvas->restore();  in drawRow()
121         canvas->translate(SkIntToScalar(kCellSize), 0);  in drawRow()
122         canvas->save();  in drawRow()
123         canvas->concat(fPerspMatrix);  in drawRow()
124         canvas->drawRect(r, pathPaint);  in drawRow()
125         canvas->restore();  in drawRow()
127         canvas->translate(SkIntToScalar(kCellSize), 0);  in drawRow()
128         canvas->save();  in drawRow()
129         canvas->concat(fPerspMatrix);  in drawRow()
130         canvas->drawPath(fPath, pathPaint);  in drawRow()
131         canvas->restore();  in drawRow()
133         canvas->translate(SkIntToScalar(kCellSize), 0);  in drawRow()
134         canvas->save();  in drawRow()
135         canvas->concat(fPerspMatrix);  in drawRow()
136         canvas->drawRect(r, gradPaint1);  in drawRow()
137         canvas->restore();  in drawRow()
139         canvas->translate(SkIntToScalar(kCellSize), 0);  in drawRow()
140         canvas->save();  in drawRow()
141         canvas->concat(fPerspMatrix);  in drawRow()
142         canvas->drawPath(fPath, gradPaint2);  in drawRow()
143         canvas->restore();  in drawRow()
145         canvas->restore();  in drawRow()
148     void onDraw(SkCanvas* canvas) override {  in onDraw()  argument
149         if (!fImage || !fImage->isValid(canvas->recordingContext())) {  in onDraw()
150             fImage = make_image(canvas, kCellSize, kCellSize);  in onDraw()
153         this->drawRow(canvas, SkSamplingOptions(SkFilterMode::kNearest));  in onDraw()
154         canvas->translate(0, SkIntToScalar(kCellSize));  in onDraw()
155         this->drawRow(canvas, SkSamplingOptions(SkFilterMode::kLinear));  in onDraw()
156         canvas->translate(0, SkIntToScalar(kCellSize));  in onDraw()
157         this->drawRow(canvas, SkSamplingOptions(SkFilterMode::kLinear,  in onDraw()
159         canvas->translate(0, SkIntToScalar(kCellSize));  in onDraw()
160         this->drawRow(canvas, SkSamplingOptions(SkCubicResampler::Mitchell()));  in onDraw()
161         canvas->translate(0, SkIntToScalar(kCellSize));  in onDraw()
162         this->drawRow(canvas, SkSamplingOptions::Aniso(16));  in onDraw()
163         canvas->translate(0, SkIntToScalar(kCellSize));  in onDraw()
207 DEF_SIMPLE_GM(perspective_clip, canvas, 800, 800) {
214     canvas->drawPath(path, paint);
228     canvas->concat(mx);
229     canvas->drawPath(path, paint);