| /* |
| * Copyright 2019 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkPicture.h" |
| #include "include/core/SkPictureRecorder.h" |
| #include "include/core/SkPixmap.h" |
| #include "include/core/SkRect.h" |
| #include "tests/Test.h" |
| #include "tools/debugger/DebugLayerManager.h" |
| |
| // Adds one full update, one partial update, and requests one image a few frames later. |
| static void test_basic(skiatest::Reporter* reporter) { |
| // prepare supporting objects |
| int layerWidth = 100; |
| int layerHeight = 100; |
| |
| // make a picture that fully updates the layer |
| SkPictureRecorder rec; |
| SkCanvas* canvas = rec.beginRecording(layerWidth, layerHeight); |
| canvas->clear(0x00000000); |
| SkPaint paint; |
| paint.setColor(SK_ColorBLUE); |
| canvas->drawOval(SkRect::MakeLTRB(1,1,99,99), paint); |
| auto picture1 = rec.finishRecordingAsPicture(); |
| SkIRect dirtyRectFull = SkIRect::MakeLTRB(0, 0, layerWidth, layerHeight); |
| |
| // make a second picture that acts as a partial update. |
| SkPictureRecorder rec2; |
| canvas = rec2.beginRecording(layerWidth, layerHeight); |
| paint.setColor(SK_ColorGREEN); |
| canvas->drawOval(SkRect::MakeLTRB(40,40,60,60), paint); |
| auto picture2 = rec2.finishRecordingAsPicture(); |
| SkIRect dirtyRectPartial = SkIRect::MakeLTRB(40,40,60,60); |
| |
| int node = 2; |
| |
| // create and exercise DebugLayerManager |
| DebugLayerManager dlm; |
| dlm.storeSkPicture(node, 0, picture1, dirtyRectFull); |
| dlm.storeSkPicture(node, 10, picture2, dirtyRectPartial); |
| auto frames = dlm.listFramesForNode(node); |
| |
| // Confirm the layer manager stored these at the right places. |
| REPORTER_ASSERT(reporter, frames.size() == 2); |
| REPORTER_ASSERT(reporter, frames[0] == 0); |
| REPORTER_ASSERT(reporter, frames[1] == 10); |
| |
| SkPixmap pixmap; |
| // request an image of the layer between the two updates. |
| for (int i=0; i<10; i++) { |
| auto image = dlm.getLayerAsImage(node, i); |
| REPORTER_ASSERT(reporter, image->width() == layerWidth); |
| REPORTER_ASSERT(reporter, image->height() == layerHeight); |
| // confirm center is blue, proving only first pic was drawn. |
| image->peekPixels(&pixmap); |
| SkColor paintColor = pixmap.getColor(50, 50); |
| REPORTER_ASSERT(reporter, paintColor == SK_ColorBLUE); |
| } |
| |
| // For any images after the second draw, confirm the center is green, but the area just outside |
| // that smaller circle is still blue, proving dlm drew both pictures. |
| for (int i=10; i<12; i++) { |
| auto image = dlm.getLayerAsImage(node, i); |
| REPORTER_ASSERT(reporter, image->width() == layerWidth); |
| REPORTER_ASSERT(reporter, image->height() == layerHeight); |
| image->peekPixels(&pixmap); |
| auto innerColor = pixmap.getColor(50, 50); |
| REPORTER_ASSERT(reporter, innerColor == SK_ColorGREEN); |
| auto outerColor = pixmap.getColor(10, 50); |
| REPORTER_ASSERT(reporter, outerColor == SK_ColorBLUE); |
| } |
| |
| |
| } |
| |
| DEF_TEST(DebugLayerManagerTest, reporter) { |
| test_basic(reporter); |
| } |