joshualitt | 261c3ad | 2015-04-27 09:16:57 -0700 | [diff] [blame] | 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 | } |