LayerDrawLooperTest.cpp revision e4fafb146e85cdfcf9d5418597b6818aa0754ada
18f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org/* 28f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org * Copyright 2013 Google Inc. 38f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org * 48f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org * Use of this source code is governed by a BSD-style license that can be 58f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org * found in the LICENSE file. 68f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org */ 7ddf94cf108ae430877f009bd67b9070341426947commit-bot@chromium.org 88f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "Test.h" 9e4fafb146e85cdfcf9d5418597b6818aa0754adatfarina@chromium.org#include "TestClassDef.h" 108f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkBitmap.h" 111f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com#include "SkBitmapDevice.h" 128f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkCanvas.h" 138f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkDraw.h" 148f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkLayerDrawLooper.h" 158f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkMatrix.h" 168f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkPaint.h" 178f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkRect.h" 188f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkRefCnt.h" 198f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkScalar.h" 208f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org#include "SkXfermode.h" 218f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 221f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.comclass FakeDevice : public SkBitmapDevice { 238f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.orgpublic: 241f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com FakeDevice() : SkBitmapDevice(SkBitmap::kARGB_8888_Config, 100, 100, false) { } 258f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 267f1af501f206da48a7ff791af53432c9c1c89d08skia.committer@gmail.com virtual void drawRect(const SkDraw& draw, const SkRect& r, 273e2ea2565d12e572a977fa04b4b1996c8eb3fefccommit-bot@chromium.org const SkPaint& paint) SK_OVERRIDE { 288f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org fLastMatrix = *draw.fMatrix; 291f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com INHERITED::drawRect(draw, r, paint); 308f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org } 318f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 328f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkMatrix fLastMatrix; 331f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com 341f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.comprivate: 351f2f338e23789f3eef168dcbd8171a28820ba6c1robertphillips@google.com typedef SkBitmapDevice INHERITED; 368f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org}; 378f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 388f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.orgstatic void test_frontToBack(skiatest::Reporter* reporter) { 398f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper)); 408f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkLayerDrawLooper::LayerInfo layerInfo; 418f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 428f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Add the front layer, with the defaults. 438f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org (void)looper->addLayer(layerInfo); 448f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 458f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Add the back layer, with some layer info set. 464b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org layerInfo.fOffset.set(10.0f, 20.0f); 478f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit; 488f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkPaint* layerPaint = looper->addLayer(layerInfo); 498f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode); 508f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 518f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org FakeDevice device; 528f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkCanvas canvas(&device); 538f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkPaint paint; 548f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org looper->init(&canvas); 558f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 568f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // The back layer should come first. 578f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 588f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrc_Mode)); 594b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 604b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX()); 614b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY()); 628f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org paint.reset(); 638f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 648f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Then the front layer. 658f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 668f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode)); 674b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 684b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX()); 694b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY()); 708f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 718f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Only two layers were added, so that should be the end. 728f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, !looper->next(&canvas, &paint)); 738f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org} 748f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 758f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.orgstatic void test_backToFront(skiatest::Reporter* reporter) { 768f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper)); 778f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkLayerDrawLooper::LayerInfo layerInfo; 788f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 798f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Add the back layer, with the defaults. 808f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org (void)looper->addLayerOnTop(layerInfo); 818f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 828f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Add the front layer, with some layer info set. 834b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org layerInfo.fOffset.set(10.0f, 20.0f); 848f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit; 858f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkPaint* layerPaint = looper->addLayerOnTop(layerInfo); 868f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode); 878f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 888f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org FakeDevice device; 898f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkCanvas canvas(&device); 908f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkPaint paint; 918f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org looper->init(&canvas); 928f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 938f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // The back layer should come first. 948f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 958f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode)); 964b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 974b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX()); 984b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY()); 998f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org paint.reset(); 1008f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1018f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Then the front layer. 1028f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 1038f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrc_Mode)); 1044b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 1054b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX()); 1064b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY()); 1078f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1088f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Only two layers were added, so that should be the end. 1098f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, !looper->next(&canvas, &paint)); 1108f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org} 1118f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1128f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.orgstatic void test_mixed(skiatest::Reporter* reporter) { 1138f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkAutoTUnref<SkLayerDrawLooper> looper(SkNEW(SkLayerDrawLooper)); 1148f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkLayerDrawLooper::LayerInfo layerInfo; 1158f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1168f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Add the back layer, with the defaults. 1178f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org (void)looper->addLayer(layerInfo); 1188f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1198f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Add the front layer, with some layer info set. 1204b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org layerInfo.fOffset.set(10.0f, 20.0f); 1218f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org layerInfo.fPaintBits |= SkLayerDrawLooper::kXfermode_Bit; 1228f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkPaint* layerPaint = looper->addLayerOnTop(layerInfo); 1238f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org layerPaint->setXfermodeMode(SkXfermode::kSrc_Mode); 1248f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1258f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org FakeDevice device; 1268f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkCanvas canvas(&device); 1278f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org SkPaint paint; 1288f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org looper->init(&canvas); 1298f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1308f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // The back layer should come first. 1318f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 1328f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrcOver_Mode)); 1334b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 1344b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateX()); 1354b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 0.0f == device.fLastMatrix.getTranslateY()); 1368f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org paint.reset(); 1378f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1388f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Then the front layer. 1398f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, looper->next(&canvas, &paint)); 1408f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, SkXfermode::IsMode(paint.getXfermode(), SkXfermode::kSrc_Mode)); 1414b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org canvas.drawRect(SkRect::MakeWH(50.0f, 50.0f), paint); 1424b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 10.0f == device.fLastMatrix.getTranslateX()); 1434b413c8bb123e42ca4b9c7bfa6bc2167283cb84ccommit-bot@chromium.org REPORTER_ASSERT(reporter, 20.0f == device.fLastMatrix.getTranslateY()); 1448f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 1458f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org // Only two layers were added, so that should be the end. 1468f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org REPORTER_ASSERT(reporter, !looper->next(&canvas, &paint)); 1478f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org} 1488f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org 149e4fafb146e85cdfcf9d5418597b6818aa0754adatfarina@chromium.orgDEF_TEST(LayerDrawLooper, reporter) { 1508f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org test_frontToBack(reporter); 1518f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org test_backToFront(reporter); 1528f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org test_mixed(reporter); 1538f838259ab65e44562902679fa88cb00575b99cecommit-bot@chromium.org} 154