tile spans

gm/SkLinearBitmapPipelineGM.cpp

 /*
  * Copyright 2016 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkBlitter.h"
 #include "SkCanvas.h"
@@ skipping 125 matching lines @@
 
     SkBitmap bm;
     fill_in_bits(bm, ir, c, true);
 
     canvas->drawBitmap(bm, r.left(), r.top(), nullptr);
 }
 
 /*
  *  Test SkXfer4fProcs directly for src-over, comparing them to current SkColor blits.
  */
-DEF_SIMPLE_GM(linear_pipeline, canvas, 580, 1400) {
+DEF_SIMPLE_GM(linear_pipeline, canvas, 580, 2200) {
     const int IW = 50;
     const SkScalar W = IW;
     const SkScalar H = 100;
 
     const SkColor colors[] = {
         0x880000FF, 0x8800FF00, 0x88FF0000, 0x88000000,
         SK_ColorBLUE, SK_ColorGREEN, SK_ColorRED, SK_ColorBLACK,
     };
 
     canvas->translate(20, 20);
 
     SkMatrix mi = SkMatrix::I();
+    SkMatrix mlr;
+    mlr.setScale(-1.0f, 1.0f, 20, 0.0f);
     SkMatrix mt;
     mt.setTranslate(8, 8);
+    SkMatrix mt2;
+    mt2.setTranslate(-18, -18);
     SkMatrix ms;
     ms.setScale(2.7f, 2.7f);
+    SkMatrix ms2;
+    ms2.setScale(-0.2f, 0.2f);
     SkMatrix mr;
     mr.setRotate(10);
 
-    const SkMatrix* mats[] = {nullptr, &mi, &mt, &ms, &mr};
+    const SkMatrix* mats[] = {nullptr, &mi, &mlr, &mt, &mt2, &ms, &ms2, &mr};
 
     const SkRect r = SkRect::MakeWH(W, H);
     bool useBilerp = false;
     while (true) {
         canvas->save();
         for (auto mat : mats) {
             canvas->save();
             for (SkColor c : colors) {
                 if (mat == nullptr) {
                     SkPaint p;
@@ skipping 11 matching lines @@
             }
             canvas->restore();
             canvas->translate(0, H + 20);
         }
         canvas->restore();
         canvas->translate(0, (H + 20) * SK_ARRAY_COUNT(mats));
         if (useBilerp) break;
         useBilerp = true;
     }
 }