| /* |
| * Copyright 2014 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "Test.h" |
| |
| #include "SkDebugCanvas.h" |
| #include "SkRecord.h" |
| #include "SkRecordOpts.h" |
| #include "SkRecordDraw.h" |
| #include "SkRecorder.h" |
| #include "SkRecords.h" |
| |
| static const int W = 1920, H = 1080; |
| |
| static void draw_pos_text_h(SkCanvas* canvas, const char* text, SkScalar y) { |
| const size_t len = strlen(text); |
| SkAutoTMalloc<SkScalar> xpos(len); |
| for (size_t i = 0; i < len; i++) { |
| xpos[i] = (SkScalar)i; |
| } |
| canvas->drawPosTextH(text, len, xpos, y, SkPaint()); |
| } |
| |
| // Rerecord into another SkRecord using full SkCanvas semantics, |
| // tracking clips and allowing SkRecordDraw's quickReject() calls to work. |
| static void record_clipped(const SkRecord& record, SkRect clip, SkRecord* clipped) { |
| SkRecorder recorder(SkRecorder::kReadWrite_Mode, clipped, W, H); |
| recorder.clipRect(clip); |
| SkRecordDraw(record, &recorder); |
| } |
| |
| DEF_TEST(RecordDraw_PosTextHQuickReject, r) { |
| SkRecord record; |
| SkRecorder recorder(SkRecorder::kWriteOnly_Mode, &record, W, H); |
| |
| draw_pos_text_h(&recorder, "This will draw.", 20); |
| draw_pos_text_h(&recorder, "This won't.", 5000); |
| |
| SkRecordBoundDrawPosTextH(&record); |
| |
| SkRecord clipped; |
| record_clipped(record, SkRect::MakeLTRB(20, 20, 200, 200), &clipped); |
| |
| // clipRect and the first drawPosTextH. |
| REPORTER_ASSERT(r, 2 == clipped.count()); |
| } |
| |
| DEF_TEST(RecordDraw_Culling, r) { |
| // Record these 7 drawing commands verbatim. |
| SkRecord record; |
| SkRecorder recorder(SkRecorder::kWriteOnly_Mode, &record, W, H); |
| |
| recorder.pushCull(SkRect::MakeWH(100, 100)); |
| recorder.drawRect(SkRect::MakeWH(10, 10), SkPaint()); |
| recorder.drawRect(SkRect::MakeWH(30, 30), SkPaint()); |
| recorder.pushCull(SkRect::MakeWH(5, 5)); |
| recorder.drawRect(SkRect::MakeWH(1, 1), SkPaint()); |
| recorder.popCull(); |
| recorder.popCull(); |
| |
| // Take a pass over to match up pushCulls and popCulls. |
| SkRecordAnnotateCullingPairs(&record); |
| |
| // This clip intersects the outer cull, but allows us to quick reject the inner one. |
| SkRecord clipped; |
| record_clipped(record, SkRect::MakeLTRB(20, 20, 200, 200), &clipped); |
| |
| // We'll keep the clipRect call from above, and the outer two drawRects, and the push/pop pair. |
| // If culling weren't working, we'd see 8 commands recorded here. |
| REPORTER_ASSERT(r, 5 == clipped.count()); |
| } |