1 /* 2 * Copyright 2015 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "SKPAnimationBench.h" 9 #include "SkCommandLineFlags.h" 10 #include "SkMultiPictureDraw.h" 11 #include "SkSurface.h" 12 13 SKPAnimationBench::SKPAnimationBench(const char* name, const SkPicture* pic, 14 const SkIRect& clip, SkMatrix animationMatrix, int steps) 15 : INHERITED(name, pic, clip, 1.0, false) 16 , fSteps(steps) 17 , fAnimationMatrix(animationMatrix) 18 , fName(name) { 19 fUniqueName.printf("%s_animation", name); 20 } 21 22 const char* SKPAnimationBench::onGetName() { 23 return fName.c_str(); 24 } 25 26 const char* SKPAnimationBench::onGetUniqueName() { 27 return fUniqueName.c_str(); 28 } 29 30 void SKPAnimationBench::onPerCanvasPreDraw(SkCanvas* canvas) { 31 INHERITED::onPerCanvasPreDraw(canvas); 32 SkIRect bounds; 33 SkAssertResult(canvas->getClipDeviceBounds(&bounds)); 34 35 fCenter.set((bounds.fRight - bounds.fLeft) / 2.0f, 36 (bounds.fBottom - bounds.fTop) / 2.0f); 37 } 38 39 void SKPAnimationBench::drawPicture() { 40 SkMatrix frameMatrix = SkMatrix::MakeTrans(-fCenter.fX, -fCenter.fY); 41 frameMatrix.postConcat(fAnimationMatrix); 42 SkMatrix reverseTranslate = SkMatrix::MakeTrans(fCenter.fX, fCenter.fY); 43 frameMatrix.postConcat(reverseTranslate); 44 45 SkMatrix currentMatrix = frameMatrix; 46 for (int i = 0; i < fSteps; i++) { 47 for (int j = 0; j < this->tileRects().count(); ++j) { 48 SkMatrix trans = SkMatrix::MakeTrans(-1.f * this->tileRects()[j].fLeft, 49 -1.f * this->tileRects()[j].fTop); 50 SkMatrix tileMatrix = currentMatrix; 51 tileMatrix.postConcat(trans); 52 this->surfaces()[j]->getCanvas()->drawPicture(this->picture(), &tileMatrix, NULL); 53 } 54 55 for (int j = 0; j < this->tileRects().count(); ++j) { 56 this->surfaces()[j]->getCanvas()->flush(); 57 } 58 currentMatrix.postConcat(frameMatrix); 59 } 60 } 61
