1bdfd3f4f0
patch from issue 747033005 at patchset 80001 (http://crrev.com/747033005#ps80001) BUG=skia: Review URL: https://codereview.chromium.org/732653004
1929 lines
68 KiB
C++
1929 lines
68 KiB
C++
/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkBBoxHierarchy.h"
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#include "SkBlurImageFilter.h"
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#include "SkCanvas.h"
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#include "SkColorMatrixFilter.h"
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#include "SkColorPriv.h"
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#include "SkDashPathEffect.h"
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#include "SkData.h"
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#include "SkDecodingImageGenerator.h"
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#include "SkError.h"
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#include "SkImageEncoder.h"
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#include "SkImageGenerator.h"
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#include "SkLayerInfo.h"
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#include "SkPaint.h"
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#include "SkPicture.h"
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#include "SkPictureRecorder.h"
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#include "SkPictureUtils.h"
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#include "SkPixelRef.h"
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#include "SkRRect.h"
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#include "SkRandom.h"
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#include "SkRecord.h"
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#include "SkShader.h"
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#include "SkStream.h"
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#if SK_SUPPORT_GPU
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#include "SkSurface.h"
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#include "GrContextFactory.h"
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#endif
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#include "Test.h"
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#include "SkLumaColorFilter.h"
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#include "SkColorFilterImageFilter.h"
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static const int gColorScale = 30;
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static const int gColorOffset = 60;
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static void make_bm(SkBitmap* bm, int w, int h, SkColor color, bool immutable) {
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bm->allocN32Pixels(w, h);
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bm->eraseColor(color);
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if (immutable) {
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bm->setImmutable();
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}
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}
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static void make_checkerboard(SkBitmap* bm, int w, int h, bool immutable) {
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SkASSERT(w % 2 == 0);
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SkASSERT(h % 2 == 0);
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bm->allocPixels(SkImageInfo::Make(w, h, kAlpha_8_SkColorType,
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kPremul_SkAlphaType));
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SkAutoLockPixels lock(*bm);
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for (int y = 0; y < h; y += 2) {
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uint8_t* s = bm->getAddr8(0, y);
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for (int x = 0; x < w; x += 2) {
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*s++ = 0xFF;
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*s++ = 0x00;
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}
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s = bm->getAddr8(0, y + 1);
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for (int x = 0; x < w; x += 2) {
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*s++ = 0x00;
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*s++ = 0xFF;
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}
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}
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if (immutable) {
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bm->setImmutable();
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}
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}
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static void init_paint(SkPaint* paint, const SkBitmap &bm) {
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SkShader* shader = SkShader::CreateBitmapShader(bm,
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SkShader::kClamp_TileMode,
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SkShader::kClamp_TileMode);
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paint->setShader(shader)->unref();
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}
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typedef void (*DrawBitmapProc)(SkCanvas*, const SkBitmap&,
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const SkBitmap&, const SkPoint&,
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SkTDArray<SkPixelRef*>* usedPixRefs);
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static void drawpaint_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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canvas->drawPaint(paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawpoints_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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// draw a rect
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SkPoint points[5] = {
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{ pos.fX, pos.fY },
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{ pos.fX + bm.width() - 1, pos.fY },
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{ pos.fX + bm.width() - 1, pos.fY + bm.height() - 1 },
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{ pos.fX, pos.fY + bm.height() - 1 },
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{ pos.fX, pos.fY },
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};
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canvas->drawPoints(SkCanvas::kPolygon_PointMode, 5, points, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawrect_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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SkRect r = { 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) };
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r.offset(pos.fX, pos.fY);
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canvas->drawRect(r, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawoval_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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SkRect r = { 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) };
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r.offset(pos.fX, pos.fY);
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canvas->drawOval(r, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawrrect_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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SkRect r = { 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) };
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r.offset(pos.fX, pos.fY);
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SkRRect rr;
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rr.setRectXY(r, SkIntToScalar(bm.width())/4, SkIntToScalar(bm.height())/4);
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canvas->drawRRect(rr, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawpath_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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SkPath path;
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path.lineTo(bm.width()/2.0f, SkIntToScalar(bm.height()));
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path.lineTo(SkIntToScalar(bm.width()), 0);
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path.close();
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path.offset(pos.fX, pos.fY);
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canvas->drawPath(path, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawbitmap_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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canvas->drawBitmap(bm, pos.fX, pos.fY, NULL);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawbitmap_withshader_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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// The bitmap in the paint is ignored unless we're drawing an A8 bitmap
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canvas->drawBitmap(altBM, pos.fX, pos.fY, &paint);
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*usedPixRefs->append() = bm.pixelRef();
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*usedPixRefs->append() = altBM.pixelRef();
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}
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static void drawsprite_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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const SkMatrix& ctm = canvas->getTotalMatrix();
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SkPoint p(pos);
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ctm.mapPoints(&p, 1);
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canvas->drawSprite(bm, (int)p.fX, (int)p.fY, NULL);
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*usedPixRefs->append() = bm.pixelRef();
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}
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#if 0
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// Although specifiable, this case doesn't seem to make sense (i.e., the
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// bitmap in the shader is never used).
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static void drawsprite_withshader_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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const SkMatrix& ctm = canvas->getTotalMatrix();
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SkPoint p(pos);
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ctm.mapPoints(&p, 1);
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canvas->drawSprite(altBM, (int)p.fX, (int)p.fY, &paint);
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*usedPixRefs->append() = bm.pixelRef();
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*usedPixRefs->append() = altBM.pixelRef();
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}
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#endif
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static void drawbitmaprect_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkRect r = { 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) };
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r.offset(pos.fX, pos.fY);
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canvas->drawBitmapRectToRect(bm, NULL, r, NULL);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawbitmaprect_withshader_proc(SkCanvas* canvas,
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const SkBitmap& bm,
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const SkBitmap& altBM,
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const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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SkRect r = { 0, 0, SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) };
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r.offset(pos.fX, pos.fY);
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// The bitmap in the paint is ignored unless we're drawing an A8 bitmap
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canvas->drawBitmapRectToRect(altBM, NULL, r, &paint);
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*usedPixRefs->append() = bm.pixelRef();
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*usedPixRefs->append() = altBM.pixelRef();
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}
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static void drawtext_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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paint.setTextSize(SkIntToScalar(1.5*bm.width()));
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canvas->drawText("0", 1, pos.fX, pos.fY+bm.width(), paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawpostext_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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paint.setTextSize(SkIntToScalar(1.5*bm.width()));
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SkPoint point = { pos.fX, pos.fY + bm.height() };
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canvas->drawPosText("O", 1, &point, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawtextonpath_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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paint.setTextSize(SkIntToScalar(1.5*bm.width()));
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SkPath path;
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path.lineTo(SkIntToScalar(bm.width()), 0);
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path.offset(pos.fX, pos.fY+bm.height());
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canvas->drawTextOnPath("O", 1, path, NULL, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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static void drawverts_proc(SkCanvas* canvas, const SkBitmap& bm,
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const SkBitmap& altBM, const SkPoint& pos,
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SkTDArray<SkPixelRef*>* usedPixRefs) {
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SkPaint paint;
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init_paint(&paint, bm);
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SkPoint verts[4] = {
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{ pos.fX, pos.fY },
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{ pos.fX + bm.width(), pos.fY },
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{ pos.fX + bm.width(), pos.fY + bm.height() },
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{ pos.fX, pos.fY + bm.height() }
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};
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SkPoint texs[4] = { { 0, 0 },
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{ SkIntToScalar(bm.width()), 0 },
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{ SkIntToScalar(bm.width()), SkIntToScalar(bm.height()) },
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{ 0, SkIntToScalar(bm.height()) } };
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uint16_t indices[6] = { 0, 1, 2, 0, 2, 3 };
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canvas->drawVertices(SkCanvas::kTriangles_VertexMode, 4, verts, texs, NULL, NULL,
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indices, 6, paint);
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*usedPixRefs->append() = bm.pixelRef();
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}
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// Return a picture with the bitmaps drawn at the specified positions.
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static SkPicture* record_bitmaps(const SkBitmap bm[],
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const SkPoint pos[],
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SkTDArray<SkPixelRef*> analytic[],
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int count,
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DrawBitmapProc proc) {
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SkPictureRecorder recorder;
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SkCanvas* canvas = recorder.beginRecording(1000, 1000);
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for (int i = 0; i < count; ++i) {
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analytic[i].rewind();
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canvas->save();
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SkRect clipRect = SkRect::MakeXYWH(pos[i].fX, pos[i].fY,
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SkIntToScalar(bm[i].width()),
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SkIntToScalar(bm[i].height()));
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canvas->clipRect(clipRect, SkRegion::kIntersect_Op);
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proc(canvas, bm[i], bm[count+i], pos[i], &analytic[i]);
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canvas->restore();
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}
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return recorder.endRecording();
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}
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static void rand_rect(SkRect* rect, SkRandom& rand, SkScalar W, SkScalar H) {
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rect->fLeft = rand.nextRangeScalar(-W, 2*W);
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rect->fTop = rand.nextRangeScalar(-H, 2*H);
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rect->fRight = rect->fLeft + rand.nextRangeScalar(0, W);
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rect->fBottom = rect->fTop + rand.nextRangeScalar(0, H);
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// we integralize rect to make our tests more predictable, since Gather is
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// a little sloppy.
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SkIRect ir;
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rect->round(&ir);
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rect->set(ir);
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}
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static void draw(SkPicture* pic, int width, int height, SkBitmap* result) {
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make_bm(result, width, height, SK_ColorBLACK, false);
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SkCanvas canvas(*result);
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canvas.drawPicture(pic);
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}
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template <typename T> int find_index(const T* array, T elem, int count) {
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for (int i = 0; i < count; ++i) {
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if (array[i] == elem) {
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return i;
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}
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}
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return -1;
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}
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// Return true if 'ref' is found in array[]
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static bool find(SkPixelRef const * const * array, SkPixelRef const * ref, int count) {
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return find_index<const SkPixelRef*>(array, ref, count) >= 0;
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}
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// Look at each pixel that is inside 'subset', and if its color appears in
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// colors[], find the corresponding value in refs[] and append that ref into
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// array, skipping duplicates of the same value.
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// Note that gathering pixelRefs from rendered colors suffers from the problem
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// that multiple simultaneous textures (e.g., A8 for alpha and 8888 for color)
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// isn't easy to reconstruct.
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static void gather_from_image(const SkBitmap& bm, SkPixelRef* const refs[],
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int count, SkTDArray<SkPixelRef*>* array,
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const SkRect& subset) {
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SkIRect ir;
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subset.roundOut(&ir);
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if (!ir.intersect(0, 0, bm.width()-1, bm.height()-1)) {
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return;
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}
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// Since we only want to return unique values in array, when we scan we just
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// set a bit for each index'd color found. In practice we only have a few
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// distinct colors, so we just use an int's bits as our array. Hence the
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// assert that count <= number-of-bits-in-our-int.
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SkASSERT((unsigned)count <= 32);
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uint32_t bitarray = 0;
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SkAutoLockPixels alp(bm);
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for (int y = ir.fTop; y < ir.fBottom; ++y) {
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for (int x = ir.fLeft; x < ir.fRight; ++x) {
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SkPMColor pmc = *bm.getAddr32(x, y);
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// the only good case where the color is not found would be if
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// the color is transparent, meaning no bitmap was drawn in that
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// pixel.
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if (pmc) {
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uint32_t index = SkGetPackedR32(pmc);
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SkASSERT(SkGetPackedG32(pmc) == index);
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SkASSERT(SkGetPackedB32(pmc) == index);
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if (0 == index) {
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continue; // background color
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}
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SkASSERT(0 == (index - gColorOffset) % gColorScale);
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index = (index - gColorOffset) / gColorScale;
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SkASSERT(static_cast<int>(index) < count);
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bitarray |= 1 << index;
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}
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}
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}
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for (int i = 0; i < count; ++i) {
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if (bitarray & (1 << i)) {
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*array->append() = refs[i];
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}
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}
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}
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static void gather_from_analytic(const SkPoint pos[], SkScalar w, SkScalar h,
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const SkTDArray<SkPixelRef*> analytic[],
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int count,
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SkTDArray<SkPixelRef*>* result,
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const SkRect& subset) {
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for (int i = 0; i < count; ++i) {
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SkRect rect = SkRect::MakeXYWH(pos[i].fX, pos[i].fY, w, h);
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if (SkRect::Intersects(subset, rect)) {
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result->append(analytic[i].count(), analytic[i].begin());
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}
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}
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}
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static const struct {
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const DrawBitmapProc proc;
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const char* const desc;
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} gProcs[] = {
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{drawpaint_proc, "drawpaint"},
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{drawpoints_proc, "drawpoints"},
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{drawrect_proc, "drawrect"},
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{drawoval_proc, "drawoval"},
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{drawrrect_proc, "drawrrect"},
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{drawpath_proc, "drawpath"},
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{drawbitmap_proc, "drawbitmap"},
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{drawbitmap_withshader_proc, "drawbitmap_withshader"},
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{drawsprite_proc, "drawsprite"},
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#if 0
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{drawsprite_withshader_proc, "drawsprite_withshader"},
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#endif
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{drawbitmaprect_proc, "drawbitmaprect"},
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{drawbitmaprect_withshader_proc, "drawbitmaprect_withshader"},
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{drawtext_proc, "drawtext"},
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{drawpostext_proc, "drawpostext"},
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{drawtextonpath_proc, "drawtextonpath"},
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{drawverts_proc, "drawverts"},
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};
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static void create_textures(SkBitmap* bm, SkPixelRef** refs, int num, int w, int h) {
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// Our convention is that the color components contain an encoding of
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// the index of their corresponding bitmap/pixelref. (0,0,0,0) is
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// reserved for the background
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|
for (int i = 0; i < num; ++i) {
|
|
make_bm(&bm[i], w, h,
|
|
SkColorSetARGB(0xFF,
|
|
gColorScale*i+gColorOffset,
|
|
gColorScale*i+gColorOffset,
|
|
gColorScale*i+gColorOffset),
|
|
true);
|
|
refs[i] = bm[i].pixelRef();
|
|
}
|
|
|
|
// The A8 alternate bitmaps are all BW checkerboards
|
|
for (int i = 0; i < num; ++i) {
|
|
make_checkerboard(&bm[num+i], w, h, true);
|
|
refs[num+i] = bm[num+i].pixelRef();
|
|
}
|
|
}
|
|
|
|
static void test_gatherpixelrefs(skiatest::Reporter* reporter) {
|
|
const int IW = 32;
|
|
const int IH = IW;
|
|
const SkScalar W = SkIntToScalar(IW);
|
|
const SkScalar H = W;
|
|
|
|
static const int N = 4;
|
|
SkBitmap bm[2*N];
|
|
SkPixelRef* refs[2*N];
|
|
SkTDArray<SkPixelRef*> analytic[N];
|
|
|
|
const SkPoint pos[N] = {
|
|
{ 0, 0 }, { W, 0 }, { 0, H }, { W, H }
|
|
};
|
|
|
|
create_textures(bm, refs, N, IW, IH);
|
|
|
|
SkRandom rand;
|
|
for (size_t k = 0; k < SK_ARRAY_COUNT(gProcs); ++k) {
|
|
SkAutoTUnref<SkPicture> pic(
|
|
record_bitmaps(bm, pos, analytic, N, gProcs[k].proc));
|
|
|
|
REPORTER_ASSERT(reporter, pic->willPlayBackBitmaps() || N == 0);
|
|
// quick check for a small piece of each quadrant, which should just
|
|
// contain 1 or 2 bitmaps.
|
|
for (size_t i = 0; i < SK_ARRAY_COUNT(pos); ++i) {
|
|
SkRect r;
|
|
r.set(2, 2, W - 2, H - 2);
|
|
r.offset(pos[i].fX, pos[i].fY);
|
|
SkAutoDataUnref data(SkPictureUtils::GatherPixelRefs(pic, r));
|
|
if (!data) {
|
|
ERRORF(reporter, "SkPictureUtils::GatherPixelRefs returned "
|
|
"NULL for %s.", gProcs[k].desc);
|
|
continue;
|
|
}
|
|
SkPixelRef** gatheredRefs = (SkPixelRef**)data->data();
|
|
int count = static_cast<int>(data->size() / sizeof(SkPixelRef*));
|
|
REPORTER_ASSERT(reporter, 1 == count || 2 == count);
|
|
if (1 == count) {
|
|
REPORTER_ASSERT(reporter, gatheredRefs[0] == refs[i]);
|
|
} else if (2 == count) {
|
|
REPORTER_ASSERT(reporter,
|
|
(gatheredRefs[0] == refs[i] && gatheredRefs[1] == refs[i+N]) ||
|
|
(gatheredRefs[1] == refs[i] && gatheredRefs[0] == refs[i+N]));
|
|
}
|
|
}
|
|
|
|
SkBitmap image;
|
|
draw(pic, 2*IW, 2*IH, &image);
|
|
|
|
// Test a bunch of random (mostly) rects, and compare the gather results
|
|
// with a deduced list of refs by looking at the colors drawn.
|
|
for (int j = 0; j < 100; ++j) {
|
|
SkRect r;
|
|
rand_rect(&r, rand, 2*W, 2*H);
|
|
|
|
SkTDArray<SkPixelRef*> fromImage;
|
|
gather_from_image(image, refs, N, &fromImage, r);
|
|
|
|
SkTDArray<SkPixelRef*> fromAnalytic;
|
|
gather_from_analytic(pos, W, H, analytic, N, &fromAnalytic, r);
|
|
|
|
SkData* data = SkPictureUtils::GatherPixelRefs(pic, r);
|
|
size_t dataSize = data ? data->size() : 0;
|
|
int gatherCount = static_cast<int>(dataSize / sizeof(SkPixelRef*));
|
|
SkASSERT(gatherCount * sizeof(SkPixelRef*) == dataSize);
|
|
SkPixelRef** gatherRefs = data ? (SkPixelRef**)(data->data()) : NULL;
|
|
SkAutoDataUnref adu(data);
|
|
|
|
// Everything that we saw drawn should appear in the analytic list
|
|
// but the analytic list may contain some pixelRefs that were not
|
|
// seen in the image (e.g., A8 textures used as masks)
|
|
for (int i = 0; i < fromImage.count(); ++i) {
|
|
if (-1 == fromAnalytic.find(fromImage[i])) {
|
|
ERRORF(reporter, "PixelRef missing %d %s",
|
|
i, gProcs[k].desc);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* GatherPixelRefs is conservative, so it can return more bitmaps
|
|
* than are strictly required. Thus our check here is only that
|
|
* Gather didn't miss any that we actually needed. Even that isn't
|
|
* a strict requirement on Gather, which is meant to be quick and
|
|
* only mostly-correct, but at the moment this test should work.
|
|
*/
|
|
for (int i = 0; i < fromAnalytic.count(); ++i) {
|
|
bool found = find(gatherRefs, fromAnalytic[i], gatherCount);
|
|
if (!found) {
|
|
ERRORF(reporter, "PixelRef missing %d %s",
|
|
i, gProcs[k].desc);
|
|
}
|
|
#if 0
|
|
// enable this block of code to debug failures, as it will rerun
|
|
// the case that failed.
|
|
if (!found) {
|
|
SkData* data = SkPictureUtils::GatherPixelRefs(pic, r);
|
|
size_t dataSize = data ? data->size() : 0;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Hit a few SkPicture::Analysis cases not handled elsewhere. */
|
|
static void test_analysis(skiatest::Reporter* reporter) {
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
canvas->drawRect(SkRect::MakeWH(10, 10), SkPaint ());
|
|
}
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, !picture->willPlayBackBitmaps());
|
|
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPaint paint;
|
|
// CreateBitmapShader is too smart for us; an empty (or 1x1) bitmap shader
|
|
// gets optimized into a non-bitmap form, so we create a 2x2 bitmap here.
|
|
SkBitmap bitmap;
|
|
bitmap.allocPixels(SkImageInfo::MakeN32Premul(2, 2));
|
|
bitmap.eraseColor(SK_ColorBLUE);
|
|
*(bitmap.getAddr32(0, 0)) = SK_ColorGREEN;
|
|
SkShader* shader = SkShader::CreateBitmapShader(bitmap, SkShader::kClamp_TileMode,
|
|
SkShader::kClamp_TileMode);
|
|
paint.setShader(shader)->unref();
|
|
REPORTER_ASSERT(reporter,
|
|
shader->asABitmap(NULL, NULL, NULL) == SkShader::kDefault_BitmapType);
|
|
|
|
canvas->drawRect(SkRect::MakeWH(10, 10), paint);
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->willPlayBackBitmaps());
|
|
}
|
|
|
|
|
|
static void test_gatherpixelrefsandrects(skiatest::Reporter* reporter) {
|
|
const int IW = 32;
|
|
const int IH = IW;
|
|
const SkScalar W = SkIntToScalar(IW);
|
|
const SkScalar H = W;
|
|
|
|
static const int N = 4;
|
|
SkBitmap bm[2*N];
|
|
SkPixelRef* refs[2*N];
|
|
SkTDArray<SkPixelRef*> analytic[N];
|
|
|
|
const SkPoint pos[N] = {
|
|
{ 0, 0 }, { W, 0 }, { 0, H }, { W, H }
|
|
};
|
|
|
|
create_textures(bm, refs, N, IW, IH);
|
|
|
|
SkRandom rand;
|
|
for (size_t k = 0; k < SK_ARRAY_COUNT(gProcs); ++k) {
|
|
SkAutoTUnref<SkPicture> pic(
|
|
record_bitmaps(bm, pos, analytic, N, gProcs[k].proc));
|
|
|
|
REPORTER_ASSERT(reporter, pic->willPlayBackBitmaps() || N == 0);
|
|
|
|
SkAutoTUnref<SkPictureUtils::SkPixelRefContainer> prCont(
|
|
new SkPictureUtils::SkPixelRefsAndRectsList);
|
|
|
|
SkPictureUtils::GatherPixelRefsAndRects(pic, prCont);
|
|
|
|
// quick check for a small piece of each quadrant, which should just
|
|
// contain 1 or 2 bitmaps.
|
|
for (size_t i = 0; i < SK_ARRAY_COUNT(pos); ++i) {
|
|
SkRect r;
|
|
r.set(2, 2, W - 2, H - 2);
|
|
r.offset(pos[i].fX, pos[i].fY);
|
|
|
|
SkTDArray<SkPixelRef*> gatheredRefs;
|
|
prCont->query(r, &gatheredRefs);
|
|
|
|
int count = gatheredRefs.count();
|
|
REPORTER_ASSERT(reporter, 1 == count || 2 == count);
|
|
if (1 == count) {
|
|
REPORTER_ASSERT(reporter, gatheredRefs[0] == refs[i]);
|
|
} else if (2 == count) {
|
|
REPORTER_ASSERT(reporter,
|
|
(gatheredRefs[0] == refs[i] && gatheredRefs[1] == refs[i+N]) ||
|
|
(gatheredRefs[1] == refs[i] && gatheredRefs[0] == refs[i+N]));
|
|
}
|
|
}
|
|
|
|
SkBitmap image;
|
|
draw(pic, 2*IW, 2*IH, &image);
|
|
|
|
// Test a bunch of random (mostly) rects, and compare the gather results
|
|
// with the analytic results and the pixel refs seen in a rendering.
|
|
for (int j = 0; j < 100; ++j) {
|
|
SkRect r;
|
|
rand_rect(&r, rand, 2*W, 2*H);
|
|
|
|
SkTDArray<SkPixelRef*> fromImage;
|
|
gather_from_image(image, refs, N, &fromImage, r);
|
|
|
|
SkTDArray<SkPixelRef*> fromAnalytic;
|
|
gather_from_analytic(pos, W, H, analytic, N, &fromAnalytic, r);
|
|
|
|
SkTDArray<SkPixelRef*> gatheredRefs;
|
|
prCont->query(r, &gatheredRefs);
|
|
|
|
// Everything that we saw drawn should appear in the analytic list
|
|
// but the analytic list may contain some pixelRefs that were not
|
|
// seen in the image (e.g., A8 textures used as masks)
|
|
for (int i = 0; i < fromImage.count(); ++i) {
|
|
REPORTER_ASSERT(reporter, -1 != fromAnalytic.find(fromImage[i]));
|
|
}
|
|
|
|
// Everything in the analytic list should appear in the gathered
|
|
// list.
|
|
for (int i = 0; i < fromAnalytic.count(); ++i) {
|
|
REPORTER_ASSERT(reporter, -1 != gatheredRefs.find(fromAnalytic[i]));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef SK_DEBUG
|
|
// Ensure that deleting an empty SkPicture does not assert. Asserts only fire
|
|
// in debug mode, so only run in debug mode.
|
|
static void test_deleting_empty_picture() {
|
|
SkPictureRecorder recorder;
|
|
// Creates an SkPictureRecord
|
|
recorder.beginRecording(0, 0);
|
|
// Turns that into an SkPicture
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
// Ceates a new SkPictureRecord
|
|
recorder.beginRecording(0, 0);
|
|
}
|
|
|
|
// Ensure that serializing an empty picture does not assert. Likewise only runs in debug mode.
|
|
static void test_serializing_empty_picture() {
|
|
SkPictureRecorder recorder;
|
|
recorder.beginRecording(0, 0);
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
SkDynamicMemoryWStream stream;
|
|
picture->serialize(&stream);
|
|
}
|
|
#endif
|
|
|
|
static void rand_op(SkCanvas* canvas, SkRandom& rand) {
|
|
SkPaint paint;
|
|
SkRect rect = SkRect::MakeWH(50, 50);
|
|
|
|
SkScalar unit = rand.nextUScalar1();
|
|
if (unit <= 0.3) {
|
|
// SkDebugf("save\n");
|
|
canvas->save();
|
|
} else if (unit <= 0.6) {
|
|
// SkDebugf("restore\n");
|
|
canvas->restore();
|
|
} else if (unit <= 0.9) {
|
|
// SkDebugf("clip\n");
|
|
canvas->clipRect(rect);
|
|
} else {
|
|
// SkDebugf("draw\n");
|
|
canvas->drawPaint(paint);
|
|
}
|
|
}
|
|
|
|
#if SK_SUPPORT_GPU
|
|
|
|
static void test_gpu_veto(skiatest::Reporter* reporter) {
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPath path;
|
|
path.moveTo(0, 0);
|
|
path.lineTo(50, 50);
|
|
|
|
SkScalar intervals[] = { 1.0f, 1.0f };
|
|
SkAutoTUnref<SkDashPathEffect> dash(SkDashPathEffect::Create(intervals, 2, 0));
|
|
|
|
SkPaint paint;
|
|
paint.setStyle(SkPaint::kStroke_Style);
|
|
paint.setPathEffect(dash);
|
|
|
|
canvas->drawPath(path, paint);
|
|
}
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
// path effects currently render an SkPicture undesireable for GPU rendering
|
|
|
|
const char *reason = NULL;
|
|
REPORTER_ASSERT(reporter, !picture->suitableForGpuRasterization(NULL, &reason));
|
|
REPORTER_ASSERT(reporter, reason);
|
|
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPath path;
|
|
|
|
path.moveTo(0, 0);
|
|
path.lineTo(0, 50);
|
|
path.lineTo(25, 25);
|
|
path.lineTo(50, 50);
|
|
path.lineTo(50, 0);
|
|
path.close();
|
|
REPORTER_ASSERT(reporter, !path.isConvex());
|
|
|
|
SkPaint paint;
|
|
paint.setAntiAlias(true);
|
|
for (int i = 0; i < 50; ++i) {
|
|
canvas->drawPath(path, paint);
|
|
}
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
// A lot of small AA concave paths should be fine for GPU rendering
|
|
REPORTER_ASSERT(reporter, picture->suitableForGpuRasterization(NULL));
|
|
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPath path;
|
|
|
|
path.moveTo(0, 0);
|
|
path.lineTo(0, 100);
|
|
path.lineTo(50, 50);
|
|
path.lineTo(100, 100);
|
|
path.lineTo(100, 0);
|
|
path.close();
|
|
REPORTER_ASSERT(reporter, !path.isConvex());
|
|
|
|
SkPaint paint;
|
|
paint.setAntiAlias(true);
|
|
for (int i = 0; i < 50; ++i) {
|
|
canvas->drawPath(path, paint);
|
|
}
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
// A lot of large AA concave paths currently render an SkPicture undesireable for GPU rendering
|
|
REPORTER_ASSERT(reporter, !picture->suitableForGpuRasterization(NULL));
|
|
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPath path;
|
|
|
|
path.moveTo(0, 0);
|
|
path.lineTo(0, 50);
|
|
path.lineTo(25, 25);
|
|
path.lineTo(50, 50);
|
|
path.lineTo(50, 0);
|
|
path.close();
|
|
REPORTER_ASSERT(reporter, !path.isConvex());
|
|
|
|
SkPaint paint;
|
|
paint.setAntiAlias(true);
|
|
paint.setStyle(SkPaint::kStroke_Style);
|
|
paint.setStrokeWidth(0);
|
|
for (int i = 0; i < 50; ++i) {
|
|
canvas->drawPath(path, paint);
|
|
}
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
// hairline stroked AA concave paths are fine for GPU rendering
|
|
REPORTER_ASSERT(reporter, picture->suitableForGpuRasterization(NULL));
|
|
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPaint paint;
|
|
SkScalar intervals [] = { 10, 20 };
|
|
SkPathEffect* pe = SkDashPathEffect::Create(intervals, 2, 25);
|
|
paint.setPathEffect(pe)->unref();
|
|
|
|
SkPoint points [2] = { { 0, 0 }, { 100, 0 } };
|
|
canvas->drawPoints(SkCanvas::kLines_PointMode, 2, points, paint);
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
// fast-path dashed effects are fine for GPU rendering ...
|
|
REPORTER_ASSERT(reporter, picture->suitableForGpuRasterization(NULL));
|
|
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
SkPaint paint;
|
|
SkScalar intervals [] = { 10, 20 };
|
|
SkPathEffect* pe = SkDashPathEffect::Create(intervals, 2, 25);
|
|
paint.setPathEffect(pe)->unref();
|
|
|
|
canvas->drawRect(SkRect::MakeWH(10, 10), paint);
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
// ... but only when applied to drawPoint() calls
|
|
REPORTER_ASSERT(reporter, !picture->suitableForGpuRasterization(NULL));
|
|
|
|
// Nest the previous picture inside a new one.
|
|
canvas = recorder.beginRecording(100, 100);
|
|
{
|
|
canvas->drawPicture(picture.get());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, !picture->suitableForGpuRasterization(NULL));
|
|
}
|
|
|
|
#endif
|
|
|
|
static void test_savelayer_extraction(skiatest::Reporter* reporter) {
|
|
static const int kWidth = 100;
|
|
static const int kHeight = 100;
|
|
|
|
// Create complex paint that the bounding box computation code can't
|
|
// optimize away
|
|
SkScalar blueToRedMatrix[20] = { 0 };
|
|
blueToRedMatrix[2] = blueToRedMatrix[18] = SK_Scalar1;
|
|
SkAutoTUnref<SkColorFilter> blueToRed(SkColorMatrixFilter::Create(blueToRedMatrix));
|
|
SkAutoTUnref<SkImageFilter> filter(SkColorFilterImageFilter::Create(blueToRed.get()));
|
|
|
|
SkPaint complexPaint;
|
|
complexPaint.setImageFilter(filter);
|
|
|
|
SkAutoTUnref<SkPicture> pict, child;
|
|
SkRTreeFactory bbhFactory;
|
|
|
|
{
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* c = recorder.beginRecording(SkIntToScalar(kWidth), SkIntToScalar(kHeight),
|
|
&bbhFactory,
|
|
SkPictureRecorder::kComputeSaveLayerInfo_RecordFlag);
|
|
|
|
c->saveLayer(NULL, &complexPaint);
|
|
c->restore();
|
|
|
|
child.reset(recorder.endRecording());
|
|
}
|
|
|
|
// create a picture with the structure:
|
|
// 1)
|
|
// SaveLayer
|
|
// Restore
|
|
// 2)
|
|
// SaveLayer
|
|
// Translate
|
|
// SaveLayer w/ bound
|
|
// Restore
|
|
// Restore
|
|
// 3)
|
|
// SaveLayer w/ copyable paint
|
|
// Restore
|
|
// 4)
|
|
// SaveLayer
|
|
// DrawPicture (which has a SaveLayer/Restore pair)
|
|
// Restore
|
|
// 5)
|
|
// SaveLayer
|
|
// DrawPicture with Matrix & Paint (with SaveLayer/Restore pair)
|
|
// Restore
|
|
{
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* c = recorder.beginRecording(SkIntToScalar(kWidth),
|
|
SkIntToScalar(kHeight),
|
|
&bbhFactory,
|
|
SkPictureRecorder::kComputeSaveLayerInfo_RecordFlag);
|
|
// 1)
|
|
c->saveLayer(NULL, &complexPaint); // layer #0
|
|
c->restore();
|
|
|
|
// 2)
|
|
c->saveLayer(NULL, NULL); // layer #1
|
|
c->translate(kWidth/2.0f, kHeight/2.0f);
|
|
SkRect r = SkRect::MakeXYWH(0, 0, kWidth/2, kHeight/2);
|
|
c->saveLayer(&r, &complexPaint); // layer #2
|
|
c->restore();
|
|
c->restore();
|
|
|
|
// 3)
|
|
{
|
|
c->saveLayer(NULL, &complexPaint); // layer #3
|
|
c->restore();
|
|
}
|
|
|
|
SkPaint layerPaint;
|
|
layerPaint.setColor(SK_ColorRED); // Non-alpha only to avoid SaveLayerDrawRestoreNooper
|
|
// 4)
|
|
{
|
|
c->saveLayer(NULL, &layerPaint); // layer #4
|
|
c->drawPicture(child); // layer #5 inside picture
|
|
c->restore();
|
|
}
|
|
// 5
|
|
{
|
|
SkPaint picturePaint;
|
|
SkMatrix trans;
|
|
trans.setTranslate(10, 10);
|
|
|
|
c->saveLayer(NULL, &layerPaint); // layer #6
|
|
c->drawPicture(child, &trans, &picturePaint); // layer #7 inside picture
|
|
c->restore();
|
|
}
|
|
|
|
pict.reset(recorder.endRecording());
|
|
}
|
|
|
|
// Now test out the SaveLayer extraction
|
|
{
|
|
SkPicture::AccelData::Key key = SkLayerInfo::ComputeKey();
|
|
|
|
const SkPicture::AccelData* data = pict->EXPERIMENTAL_getAccelData(key);
|
|
REPORTER_ASSERT(reporter, data);
|
|
|
|
const SkLayerInfo *gpuData = static_cast<const SkLayerInfo*>(data);
|
|
REPORTER_ASSERT(reporter, 8 == gpuData->numBlocks());
|
|
|
|
const SkLayerInfo::BlockInfo& info0 = gpuData->block(0);
|
|
// The parent/child layers appear in reverse order
|
|
const SkLayerInfo::BlockInfo& info1 = gpuData->block(2);
|
|
const SkLayerInfo::BlockInfo& info2 = gpuData->block(1);
|
|
|
|
const SkLayerInfo::BlockInfo& info3 = gpuData->block(3);
|
|
|
|
// The parent/child layers appear in reverse order
|
|
const SkLayerInfo::BlockInfo& info4 = gpuData->block(5);
|
|
const SkLayerInfo::BlockInfo& info5 = gpuData->block(4);
|
|
|
|
// The parent/child layers appear in reverse order
|
|
const SkLayerInfo::BlockInfo& info6 = gpuData->block(7);
|
|
const SkLayerInfo::BlockInfo& info7 = gpuData->block(6);
|
|
|
|
REPORTER_ASSERT(reporter, NULL == info0.fPicture);
|
|
REPORTER_ASSERT(reporter, kWidth == info0.fBounds.width() &&
|
|
kHeight == info0.fBounds.height());
|
|
REPORTER_ASSERT(reporter, info0.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info0.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, 0 == info0.fBounds.fLeft && 0 == info0.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, NULL != info0.fPaint);
|
|
REPORTER_ASSERT(reporter, !info0.fIsNested && !info0.fHasNestedLayers);
|
|
|
|
REPORTER_ASSERT(reporter, NULL == info1.fPicture);
|
|
REPORTER_ASSERT(reporter, kWidth/2.0 == info1.fBounds.width() &&
|
|
kHeight/2.0 == info1.fBounds.height());
|
|
REPORTER_ASSERT(reporter, info1.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info1.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, kWidth/2.0 == info1.fBounds.fLeft &&
|
|
kHeight/2.0 == info1.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, NULL == info1.fPaint);
|
|
REPORTER_ASSERT(reporter, !info1.fIsNested &&
|
|
info1.fHasNestedLayers); // has a nested SL
|
|
|
|
REPORTER_ASSERT(reporter, NULL == info2.fPicture);
|
|
REPORTER_ASSERT(reporter, kWidth / 2 == info2.fBounds.width() &&
|
|
kHeight / 2 == info2.fBounds.height()); // bound reduces size
|
|
REPORTER_ASSERT(reporter, !info2.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info2.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, kWidth / 2 == info2.fBounds.fLeft && // translated
|
|
kHeight / 2 == info2.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, NULL != info2.fPaint);
|
|
REPORTER_ASSERT(reporter, info2.fIsNested && !info2.fHasNestedLayers); // is nested
|
|
|
|
REPORTER_ASSERT(reporter, NULL == info3.fPicture);
|
|
REPORTER_ASSERT(reporter, kWidth == info3.fBounds.width() &&
|
|
kHeight == info3.fBounds.height());
|
|
REPORTER_ASSERT(reporter, info3.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info3.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, 0 == info3.fBounds.fLeft && 0 == info3.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, info3.fPaint);
|
|
REPORTER_ASSERT(reporter, !info3.fIsNested && !info3.fHasNestedLayers);
|
|
|
|
REPORTER_ASSERT(reporter, NULL == info4.fPicture);
|
|
REPORTER_ASSERT(reporter, kWidth == info4.fBounds.width() &&
|
|
kHeight == info4.fBounds.height());
|
|
REPORTER_ASSERT(reporter, 0 == info4.fBounds.fLeft && 0 == info4.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, info4.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info4.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info4.fPaint);
|
|
REPORTER_ASSERT(reporter, !info4.fIsNested &&
|
|
info4.fHasNestedLayers); // has a nested SL
|
|
|
|
REPORTER_ASSERT(reporter, child == info5.fPicture); // in a child picture
|
|
REPORTER_ASSERT(reporter, kWidth == info5.fBounds.width() &&
|
|
kHeight == info5.fBounds.height());
|
|
REPORTER_ASSERT(reporter, 0 == info5.fBounds.fLeft && 0 == info5.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, info5.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info5.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, NULL != info5.fPaint);
|
|
REPORTER_ASSERT(reporter, info5.fIsNested && !info5.fHasNestedLayers); // is nested
|
|
|
|
REPORTER_ASSERT(reporter, NULL == info6.fPicture);
|
|
REPORTER_ASSERT(reporter, kWidth-10 == info6.fBounds.width() &&
|
|
kHeight-10 == info6.fBounds.height());
|
|
REPORTER_ASSERT(reporter, 10 == info6.fBounds.fLeft && 10 == info6.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, info6.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info6.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info6.fPaint);
|
|
REPORTER_ASSERT(reporter, !info6.fIsNested &&
|
|
info6.fHasNestedLayers); // has a nested SL
|
|
|
|
REPORTER_ASSERT(reporter, child == info7.fPicture); // in a child picture
|
|
REPORTER_ASSERT(reporter, kWidth == info7.fBounds.width() &&
|
|
kHeight == info7.fBounds.height());
|
|
REPORTER_ASSERT(reporter, 0 == info7.fBounds.fLeft && 0 == info7.fBounds.fTop);
|
|
REPORTER_ASSERT(reporter, info7.fLocalMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, info7.fPreMat.isIdentity());
|
|
REPORTER_ASSERT(reporter, NULL != info7.fPaint);
|
|
REPORTER_ASSERT(reporter, info7.fIsNested && !info7.fHasNestedLayers); // is nested
|
|
}
|
|
}
|
|
|
|
static void test_has_text(skiatest::Reporter* reporter) {
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(100,100);
|
|
{
|
|
canvas->drawRect(SkRect::MakeWH(20, 20), SkPaint());
|
|
}
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, !picture->hasText());
|
|
|
|
SkPoint point = SkPoint::Make(10, 10);
|
|
canvas = recorder.beginRecording(100,100);
|
|
{
|
|
canvas->drawText("Q", 1, point.fX, point.fY, SkPaint());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->hasText());
|
|
|
|
canvas = recorder.beginRecording(100,100);
|
|
{
|
|
canvas->drawPosText("Q", 1, &point, SkPaint());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->hasText());
|
|
|
|
canvas = recorder.beginRecording(100,100);
|
|
{
|
|
canvas->drawPosTextH("Q", 1, &point.fX, point.fY, SkPaint());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->hasText());
|
|
|
|
canvas = recorder.beginRecording(100,100);
|
|
{
|
|
SkPath path;
|
|
path.moveTo(0, 0);
|
|
path.lineTo(50, 50);
|
|
|
|
canvas->drawTextOnPathHV("Q", 1, path, point.fX, point.fY, SkPaint());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->hasText());
|
|
|
|
canvas = recorder.beginRecording(100,100);
|
|
{
|
|
SkPath path;
|
|
path.moveTo(0, 0);
|
|
path.lineTo(50, 50);
|
|
|
|
canvas->drawTextOnPath("Q", 1, path, NULL, SkPaint());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->hasText());
|
|
|
|
// Nest the previous picture inside a new one.
|
|
canvas = recorder.beginRecording(100,100);
|
|
{
|
|
canvas->drawPicture(picture.get());
|
|
}
|
|
picture.reset(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, picture->hasText());
|
|
}
|
|
|
|
static void set_canvas_to_save_count_4(SkCanvas* canvas) {
|
|
canvas->restoreToCount(1);
|
|
canvas->save();
|
|
canvas->save();
|
|
canvas->save();
|
|
}
|
|
|
|
/**
|
|
* A canvas that records the number of saves, saveLayers and restores.
|
|
*/
|
|
class SaveCountingCanvas : public SkCanvas {
|
|
public:
|
|
SaveCountingCanvas(int width, int height)
|
|
: INHERITED(width, height)
|
|
, fSaveCount(0)
|
|
, fSaveLayerCount(0)
|
|
, fRestoreCount(0){
|
|
}
|
|
|
|
virtual SaveLayerStrategy willSaveLayer(const SkRect* bounds, const SkPaint* paint,
|
|
SaveFlags flags) SK_OVERRIDE {
|
|
++fSaveLayerCount;
|
|
return this->INHERITED::willSaveLayer(bounds, paint, flags);
|
|
}
|
|
|
|
virtual void willSave() SK_OVERRIDE {
|
|
++fSaveCount;
|
|
this->INHERITED::willSave();
|
|
}
|
|
|
|
virtual void willRestore() SK_OVERRIDE {
|
|
++fRestoreCount;
|
|
this->INHERITED::willRestore();
|
|
}
|
|
|
|
unsigned int getSaveCount() const { return fSaveCount; }
|
|
unsigned int getSaveLayerCount() const { return fSaveLayerCount; }
|
|
unsigned int getRestoreCount() const { return fRestoreCount; }
|
|
|
|
private:
|
|
unsigned int fSaveCount;
|
|
unsigned int fSaveLayerCount;
|
|
unsigned int fRestoreCount;
|
|
|
|
typedef SkCanvas INHERITED;
|
|
};
|
|
|
|
void check_save_state(skiatest::Reporter* reporter, SkPicture* picture,
|
|
unsigned int numSaves, unsigned int numSaveLayers,
|
|
unsigned int numRestores) {
|
|
SaveCountingCanvas canvas(SkScalarCeilToInt(picture->cullRect().width()),
|
|
SkScalarCeilToInt(picture->cullRect().height()));
|
|
|
|
picture->playback(&canvas);
|
|
|
|
// Optimizations may have removed these,
|
|
// so expect to have seen no more than num{Saves,SaveLayers,Restores}.
|
|
REPORTER_ASSERT(reporter, numSaves >= canvas.getSaveCount());
|
|
REPORTER_ASSERT(reporter, numSaveLayers >= canvas.getSaveLayerCount());
|
|
REPORTER_ASSERT(reporter, numRestores >= canvas.getRestoreCount());
|
|
}
|
|
|
|
// This class exists so SkPicture can friend it and give it access to
|
|
// the 'partialReplay' method.
|
|
class SkPictureRecorderReplayTester {
|
|
public:
|
|
static SkPicture* Copy(SkPictureRecorder* recorder) {
|
|
SkPictureRecorder recorder2;
|
|
|
|
SkCanvas* canvas = recorder2.beginRecording(10, 10);
|
|
|
|
recorder->partialReplay(canvas);
|
|
|
|
return recorder2.endRecording();
|
|
}
|
|
};
|
|
|
|
static void create_imbalance(SkCanvas* canvas) {
|
|
SkRect clipRect = SkRect::MakeWH(2, 2);
|
|
SkRect drawRect = SkRect::MakeWH(10, 10);
|
|
canvas->save();
|
|
canvas->clipRect(clipRect, SkRegion::kReplace_Op);
|
|
canvas->translate(1.0f, 1.0f);
|
|
SkPaint p;
|
|
p.setColor(SK_ColorGREEN);
|
|
canvas->drawRect(drawRect, p);
|
|
// no restore
|
|
}
|
|
|
|
// This tests that replaying a potentially unbalanced picture into a canvas
|
|
// doesn't affect the canvas' save count or matrix/clip state.
|
|
static void check_balance(skiatest::Reporter* reporter, SkPicture* picture) {
|
|
SkBitmap bm;
|
|
bm.allocN32Pixels(4, 3);
|
|
SkCanvas canvas(bm);
|
|
|
|
int beforeSaveCount = canvas.getSaveCount();
|
|
|
|
SkMatrix beforeMatrix = canvas.getTotalMatrix();
|
|
|
|
SkRect beforeClip;
|
|
|
|
canvas.getClipBounds(&beforeClip);
|
|
|
|
canvas.drawPicture(picture);
|
|
|
|
REPORTER_ASSERT(reporter, beforeSaveCount == canvas.getSaveCount());
|
|
REPORTER_ASSERT(reporter, beforeMatrix == canvas.getTotalMatrix());
|
|
|
|
SkRect afterClip;
|
|
|
|
canvas.getClipBounds(&afterClip);
|
|
|
|
REPORTER_ASSERT(reporter, afterClip == beforeClip);
|
|
}
|
|
|
|
// Test out SkPictureRecorder::partialReplay
|
|
DEF_TEST(PictureRecorder_replay, reporter) {
|
|
// check save/saveLayer state
|
|
{
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
|
|
canvas->saveLayer(NULL, NULL);
|
|
|
|
SkAutoTUnref<SkPicture> copy(SkPictureRecorderReplayTester::Copy(&recorder));
|
|
|
|
// The extra save and restore comes from the Copy process.
|
|
check_save_state(reporter, copy, 2, 1, 3);
|
|
|
|
canvas->saveLayer(NULL, NULL);
|
|
|
|
SkAutoTUnref<SkPicture> final(recorder.endRecording());
|
|
|
|
check_save_state(reporter, final, 1, 2, 3);
|
|
|
|
// The copy shouldn't pick up any operations added after it was made
|
|
check_save_state(reporter, copy, 2, 1, 3);
|
|
}
|
|
|
|
// (partially) check leakage of draw ops
|
|
{
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
|
|
SkRect r = SkRect::MakeWH(5, 5);
|
|
SkPaint p;
|
|
|
|
canvas->drawRect(r, p);
|
|
|
|
SkAutoTUnref<SkPicture> copy(SkPictureRecorderReplayTester::Copy(&recorder));
|
|
|
|
REPORTER_ASSERT(reporter, !copy->willPlayBackBitmaps());
|
|
|
|
SkBitmap bm;
|
|
make_bm(&bm, 10, 10, SK_ColorRED, true);
|
|
|
|
r.offset(5.0f, 5.0f);
|
|
canvas->drawBitmapRectToRect(bm, NULL, r);
|
|
|
|
SkAutoTUnref<SkPicture> final(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, final->willPlayBackBitmaps());
|
|
|
|
REPORTER_ASSERT(reporter, copy->uniqueID() != final->uniqueID());
|
|
|
|
// The snapshot shouldn't pick up any operations added after it was made
|
|
REPORTER_ASSERT(reporter, !copy->willPlayBackBitmaps());
|
|
}
|
|
|
|
// Recreate the Android partialReplay test case
|
|
{
|
|
SkPictureRecorder recorder;
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(4, 3, NULL, 0);
|
|
create_imbalance(canvas);
|
|
|
|
int expectedSaveCount = canvas->getSaveCount();
|
|
|
|
SkAutoTUnref<SkPicture> copy(SkPictureRecorderReplayTester::Copy(&recorder));
|
|
check_balance(reporter, copy);
|
|
|
|
REPORTER_ASSERT(reporter, expectedSaveCount = canvas->getSaveCount());
|
|
|
|
// End the recording of source to test the picture finalization
|
|
// process isn't complicated by the partialReplay step
|
|
SkAutoTUnref<SkPicture> final(recorder.endRecording());
|
|
}
|
|
}
|
|
|
|
static void test_unbalanced_save_restores(skiatest::Reporter* reporter) {
|
|
SkCanvas testCanvas(100, 100);
|
|
set_canvas_to_save_count_4(&testCanvas);
|
|
|
|
REPORTER_ASSERT(reporter, 4 == testCanvas.getSaveCount());
|
|
|
|
SkPaint paint;
|
|
SkRect rect = SkRect::MakeLTRB(-10000000, -10000000, 10000000, 10000000);
|
|
|
|
SkPictureRecorder recorder;
|
|
|
|
{
|
|
// Create picture with 2 unbalanced saves
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
canvas->save();
|
|
canvas->translate(10, 10);
|
|
canvas->drawRect(rect, paint);
|
|
canvas->save();
|
|
canvas->translate(10, 10);
|
|
canvas->drawRect(rect, paint);
|
|
SkAutoTUnref<SkPicture> extraSavePicture(recorder.endRecording());
|
|
|
|
testCanvas.drawPicture(extraSavePicture);
|
|
REPORTER_ASSERT(reporter, 4 == testCanvas.getSaveCount());
|
|
}
|
|
|
|
set_canvas_to_save_count_4(&testCanvas);
|
|
|
|
{
|
|
// Create picture with 2 unbalanced restores
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
canvas->save();
|
|
canvas->translate(10, 10);
|
|
canvas->drawRect(rect, paint);
|
|
canvas->save();
|
|
canvas->translate(10, 10);
|
|
canvas->drawRect(rect, paint);
|
|
canvas->restore();
|
|
canvas->restore();
|
|
canvas->restore();
|
|
canvas->restore();
|
|
SkAutoTUnref<SkPicture> extraRestorePicture(recorder.endRecording());
|
|
|
|
testCanvas.drawPicture(extraRestorePicture);
|
|
REPORTER_ASSERT(reporter, 4 == testCanvas.getSaveCount());
|
|
}
|
|
|
|
set_canvas_to_save_count_4(&testCanvas);
|
|
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
canvas->translate(10, 10);
|
|
canvas->drawRect(rect, paint);
|
|
SkAutoTUnref<SkPicture> noSavePicture(recorder.endRecording());
|
|
|
|
testCanvas.drawPicture(noSavePicture);
|
|
REPORTER_ASSERT(reporter, 4 == testCanvas.getSaveCount());
|
|
REPORTER_ASSERT(reporter, testCanvas.getTotalMatrix().isIdentity());
|
|
}
|
|
}
|
|
|
|
static void test_peephole() {
|
|
SkRandom rand;
|
|
|
|
SkPictureRecorder recorder;
|
|
|
|
for (int j = 0; j < 100; j++) {
|
|
SkRandom rand2(rand); // remember the seed
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
|
|
for (int i = 0; i < 1000; ++i) {
|
|
rand_op(canvas, rand);
|
|
}
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
|
|
rand = rand2;
|
|
}
|
|
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
SkRect rect = SkRect::MakeWH(50, 50);
|
|
|
|
for (int i = 0; i < 100; ++i) {
|
|
canvas->save();
|
|
}
|
|
while (canvas->getSaveCount() > 1) {
|
|
canvas->clipRect(rect);
|
|
canvas->restore();
|
|
}
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
}
|
|
}
|
|
|
|
#ifndef SK_DEBUG
|
|
// Only test this is in release mode. We deliberately crash in debug mode, since a valid caller
|
|
// should never do this.
|
|
static void test_bad_bitmap() {
|
|
// This bitmap has a width and height but no pixels. As a result, attempting to record it will
|
|
// fail.
|
|
SkBitmap bm;
|
|
bm.setInfo(SkImageInfo::MakeN32Premul(100, 100));
|
|
SkPictureRecorder recorder;
|
|
SkCanvas* recordingCanvas = recorder.beginRecording(100, 100);
|
|
recordingCanvas->drawBitmap(bm, 0, 0);
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
|
|
SkCanvas canvas;
|
|
canvas.drawPicture(picture);
|
|
}
|
|
#endif
|
|
|
|
static SkData* encode_bitmap_to_data(size_t*, const SkBitmap& bm) {
|
|
return SkImageEncoder::EncodeData(bm, SkImageEncoder::kPNG_Type, 100);
|
|
}
|
|
|
|
static SkData* serialized_picture_from_bitmap(const SkBitmap& bitmap) {
|
|
SkPictureRecorder recorder;
|
|
SkCanvas* canvas = recorder.beginRecording(SkIntToScalar(bitmap.width()),
|
|
SkIntToScalar(bitmap.height()));
|
|
canvas->drawBitmap(bitmap, 0, 0);
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
|
|
SkDynamicMemoryWStream wStream;
|
|
picture->serialize(&wStream, &encode_bitmap_to_data);
|
|
return wStream.copyToData();
|
|
}
|
|
|
|
struct ErrorContext {
|
|
int fErrors;
|
|
skiatest::Reporter* fReporter;
|
|
};
|
|
|
|
static void assert_one_parse_error_cb(SkError error, void* context) {
|
|
ErrorContext* errorContext = static_cast<ErrorContext*>(context);
|
|
errorContext->fErrors++;
|
|
// This test only expects one error, and that is a kParseError. If there are others,
|
|
// there is some unknown problem.
|
|
REPORTER_ASSERT_MESSAGE(errorContext->fReporter, 1 == errorContext->fErrors,
|
|
"This threw more errors than expected.");
|
|
REPORTER_ASSERT_MESSAGE(errorContext->fReporter, kParseError_SkError == error,
|
|
SkGetLastErrorString());
|
|
}
|
|
|
|
static void test_bitmap_with_encoded_data(skiatest::Reporter* reporter) {
|
|
// Create a bitmap that will be encoded.
|
|
SkBitmap original;
|
|
make_bm(&original, 100, 100, SK_ColorBLUE, true);
|
|
SkDynamicMemoryWStream wStream;
|
|
if (!SkImageEncoder::EncodeStream(&wStream, original, SkImageEncoder::kPNG_Type, 100)) {
|
|
return;
|
|
}
|
|
SkAutoDataUnref data(wStream.copyToData());
|
|
|
|
SkBitmap bm;
|
|
bool installSuccess = SkInstallDiscardablePixelRef(
|
|
SkDecodingImageGenerator::Create(data, SkDecodingImageGenerator::Options()), &bm);
|
|
REPORTER_ASSERT(reporter, installSuccess);
|
|
|
|
// Write both bitmaps to pictures, and ensure that the resulting data streams are the same.
|
|
// Flattening original will follow the old path of performing an encode, while flattening bm
|
|
// will use the already encoded data.
|
|
SkAutoDataUnref picture1(serialized_picture_from_bitmap(original));
|
|
SkAutoDataUnref picture2(serialized_picture_from_bitmap(bm));
|
|
REPORTER_ASSERT(reporter, picture1->equals(picture2));
|
|
// Now test that a parse error was generated when trying to create a new SkPicture without
|
|
// providing a function to decode the bitmap.
|
|
ErrorContext context;
|
|
context.fErrors = 0;
|
|
context.fReporter = reporter;
|
|
SkSetErrorCallback(assert_one_parse_error_cb, &context);
|
|
SkMemoryStream pictureStream(picture1);
|
|
SkClearLastError();
|
|
SkAutoTUnref<SkPicture> pictureFromStream(SkPicture::CreateFromStream(&pictureStream, NULL));
|
|
REPORTER_ASSERT(reporter, pictureFromStream.get() != NULL);
|
|
SkClearLastError();
|
|
SkSetErrorCallback(NULL, NULL);
|
|
}
|
|
|
|
static void test_clip_bound_opt(skiatest::Reporter* reporter) {
|
|
// Test for crbug.com/229011
|
|
SkRect rect1 = SkRect::MakeXYWH(SkIntToScalar(4), SkIntToScalar(4),
|
|
SkIntToScalar(2), SkIntToScalar(2));
|
|
SkRect rect2 = SkRect::MakeXYWH(SkIntToScalar(7), SkIntToScalar(7),
|
|
SkIntToScalar(1), SkIntToScalar(1));
|
|
SkRect rect3 = SkRect::MakeXYWH(SkIntToScalar(6), SkIntToScalar(6),
|
|
SkIntToScalar(1), SkIntToScalar(1));
|
|
|
|
SkPath invPath;
|
|
invPath.addOval(rect1);
|
|
invPath.setFillType(SkPath::kInverseEvenOdd_FillType);
|
|
SkPath path;
|
|
path.addOval(rect2);
|
|
SkPath path2;
|
|
path2.addOval(rect3);
|
|
SkIRect clipBounds;
|
|
SkPictureRecorder recorder;
|
|
|
|
// Testing conservative-raster-clip that is enabled by PictureRecord
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clipPath(invPath, SkRegion::kIntersect_Op);
|
|
bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds);
|
|
REPORTER_ASSERT(reporter, true == nonEmpty);
|
|
REPORTER_ASSERT(reporter, 0 == clipBounds.fLeft);
|
|
REPORTER_ASSERT(reporter, 0 == clipBounds.fTop);
|
|
REPORTER_ASSERT(reporter, 10 == clipBounds.fBottom);
|
|
REPORTER_ASSERT(reporter, 10 == clipBounds.fRight);
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clipPath(path, SkRegion::kIntersect_Op);
|
|
canvas->clipPath(invPath, SkRegion::kIntersect_Op);
|
|
bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds);
|
|
REPORTER_ASSERT(reporter, true == nonEmpty);
|
|
REPORTER_ASSERT(reporter, 7 == clipBounds.fLeft);
|
|
REPORTER_ASSERT(reporter, 7 == clipBounds.fTop);
|
|
REPORTER_ASSERT(reporter, 8 == clipBounds.fBottom);
|
|
REPORTER_ASSERT(reporter, 8 == clipBounds.fRight);
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clipPath(path, SkRegion::kIntersect_Op);
|
|
canvas->clipPath(invPath, SkRegion::kUnion_Op);
|
|
bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds);
|
|
REPORTER_ASSERT(reporter, true == nonEmpty);
|
|
REPORTER_ASSERT(reporter, 0 == clipBounds.fLeft);
|
|
REPORTER_ASSERT(reporter, 0 == clipBounds.fTop);
|
|
REPORTER_ASSERT(reporter, 10 == clipBounds.fBottom);
|
|
REPORTER_ASSERT(reporter, 10 == clipBounds.fRight);
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clipPath(path, SkRegion::kDifference_Op);
|
|
bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds);
|
|
REPORTER_ASSERT(reporter, true == nonEmpty);
|
|
REPORTER_ASSERT(reporter, 0 == clipBounds.fLeft);
|
|
REPORTER_ASSERT(reporter, 0 == clipBounds.fTop);
|
|
REPORTER_ASSERT(reporter, 10 == clipBounds.fBottom);
|
|
REPORTER_ASSERT(reporter, 10 == clipBounds.fRight);
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clipPath(path, SkRegion::kReverseDifference_Op);
|
|
bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds);
|
|
// True clip is actually empty in this case, but the best
|
|
// determination we can make using only bounds as input is that the
|
|
// clip is included in the bounds of 'path'.
|
|
REPORTER_ASSERT(reporter, true == nonEmpty);
|
|
REPORTER_ASSERT(reporter, 7 == clipBounds.fLeft);
|
|
REPORTER_ASSERT(reporter, 7 == clipBounds.fTop);
|
|
REPORTER_ASSERT(reporter, 8 == clipBounds.fBottom);
|
|
REPORTER_ASSERT(reporter, 8 == clipBounds.fRight);
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->clipPath(path, SkRegion::kIntersect_Op);
|
|
canvas->clipPath(path2, SkRegion::kXOR_Op);
|
|
bool nonEmpty = canvas->getClipDeviceBounds(&clipBounds);
|
|
REPORTER_ASSERT(reporter, true == nonEmpty);
|
|
REPORTER_ASSERT(reporter, 6 == clipBounds.fLeft);
|
|
REPORTER_ASSERT(reporter, 6 == clipBounds.fTop);
|
|
REPORTER_ASSERT(reporter, 8 == clipBounds.fBottom);
|
|
REPORTER_ASSERT(reporter, 8 == clipBounds.fRight);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* A canvas that records the number of clip commands.
|
|
*/
|
|
class ClipCountingCanvas : public SkCanvas {
|
|
public:
|
|
ClipCountingCanvas(int width, int height)
|
|
: INHERITED(width, height)
|
|
, fClipCount(0){
|
|
}
|
|
|
|
virtual void onClipRect(const SkRect& r,
|
|
SkRegion::Op op,
|
|
ClipEdgeStyle edgeStyle) SK_OVERRIDE {
|
|
fClipCount += 1;
|
|
this->INHERITED::onClipRect(r, op, edgeStyle);
|
|
}
|
|
|
|
virtual void onClipRRect(const SkRRect& rrect,
|
|
SkRegion::Op op,
|
|
ClipEdgeStyle edgeStyle)SK_OVERRIDE {
|
|
fClipCount += 1;
|
|
this->INHERITED::onClipRRect(rrect, op, edgeStyle);
|
|
}
|
|
|
|
virtual void onClipPath(const SkPath& path,
|
|
SkRegion::Op op,
|
|
ClipEdgeStyle edgeStyle) SK_OVERRIDE {
|
|
fClipCount += 1;
|
|
this->INHERITED::onClipPath(path, op, edgeStyle);
|
|
}
|
|
|
|
virtual void onClipRegion(const SkRegion& deviceRgn, SkRegion::Op op) SK_OVERRIDE {
|
|
fClipCount += 1;
|
|
this->INHERITED::onClipRegion(deviceRgn, op);
|
|
}
|
|
|
|
unsigned getClipCount() const { return fClipCount; }
|
|
|
|
private:
|
|
unsigned fClipCount;
|
|
|
|
typedef SkCanvas INHERITED;
|
|
};
|
|
|
|
static void test_clip_expansion(skiatest::Reporter* reporter) {
|
|
SkPictureRecorder recorder;
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
|
|
canvas->clipRect(SkRect::MakeEmpty(), SkRegion::kReplace_Op);
|
|
// The following expanding clip should not be skipped.
|
|
canvas->clipRect(SkRect::MakeXYWH(4, 4, 3, 3), SkRegion::kUnion_Op);
|
|
// Draw something so the optimizer doesn't just fold the world.
|
|
SkPaint p;
|
|
p.setColor(SK_ColorBLUE);
|
|
canvas->drawPaint(p);
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
|
|
ClipCountingCanvas testCanvas(10, 10);
|
|
picture->playback(&testCanvas);
|
|
|
|
// Both clips should be present on playback.
|
|
REPORTER_ASSERT(reporter, testCanvas.getClipCount() == 2);
|
|
}
|
|
|
|
static void test_hierarchical(skiatest::Reporter* reporter) {
|
|
SkBitmap bm;
|
|
make_bm(&bm, 10, 10, SK_ColorRED, true);
|
|
|
|
SkPictureRecorder recorder;
|
|
|
|
recorder.beginRecording(10, 10);
|
|
SkAutoTUnref<SkPicture> childPlain(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, !childPlain->willPlayBackBitmaps()); // 0
|
|
|
|
recorder.beginRecording(10, 10)->drawBitmap(bm, 0, 0);
|
|
SkAutoTUnref<SkPicture> childWithBitmap(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, childWithBitmap->willPlayBackBitmaps()); // 1
|
|
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->drawPicture(childPlain);
|
|
SkAutoTUnref<SkPicture> parentPP(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, !parentPP->willPlayBackBitmaps()); // 0
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->drawPicture(childWithBitmap);
|
|
SkAutoTUnref<SkPicture> parentPWB(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, parentPWB->willPlayBackBitmaps()); // 1
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->drawBitmap(bm, 0, 0);
|
|
canvas->drawPicture(childPlain);
|
|
SkAutoTUnref<SkPicture> parentWBP(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, parentWBP->willPlayBackBitmaps()); // 1
|
|
}
|
|
{
|
|
SkCanvas* canvas = recorder.beginRecording(10, 10);
|
|
canvas->drawBitmap(bm, 0, 0);
|
|
canvas->drawPicture(childWithBitmap);
|
|
SkAutoTUnref<SkPicture> parentWBWB(recorder.endRecording());
|
|
REPORTER_ASSERT(reporter, parentWBWB->willPlayBackBitmaps()); // 2
|
|
}
|
|
}
|
|
|
|
static void test_gen_id(skiatest::Reporter* reporter) {
|
|
|
|
SkPictureRecorder recorder;
|
|
recorder.beginRecording(0, 0);
|
|
SkAutoTUnref<SkPicture> empty(recorder.endRecording());
|
|
|
|
// Empty pictures should still have a valid ID
|
|
REPORTER_ASSERT(reporter, empty->uniqueID() != SK_InvalidGenID);
|
|
|
|
SkCanvas* canvas = recorder.beginRecording(1, 1);
|
|
canvas->drawARGB(255, 255, 255, 255);
|
|
SkAutoTUnref<SkPicture> hasData(recorder.endRecording());
|
|
// picture should have a non-zero id after recording
|
|
REPORTER_ASSERT(reporter, hasData->uniqueID() != SK_InvalidGenID);
|
|
|
|
// both pictures should have different ids
|
|
REPORTER_ASSERT(reporter, hasData->uniqueID() != empty->uniqueID());
|
|
}
|
|
|
|
static void test_bytes_used(skiatest::Reporter* reporter) {
|
|
SkPictureRecorder recorder;
|
|
|
|
recorder.beginRecording(0, 0);
|
|
SkAutoTUnref<SkPicture> empty(recorder.endRecording());
|
|
|
|
// Sanity check to make sure we aren't under-measuring.
|
|
REPORTER_ASSERT(reporter, SkPictureUtils::ApproximateBytesUsed(empty.get()) >=
|
|
sizeof(SkPicture) + sizeof(SkRecord));
|
|
|
|
// Protect against any unintentional bloat.
|
|
size_t approxUsed = SkPictureUtils::ApproximateBytesUsed(empty.get());
|
|
REPORTER_ASSERT(reporter, approxUsed <= 136);
|
|
|
|
// Sanity check of nested SkPictures.
|
|
SkPictureRecorder r2;
|
|
r2.beginRecording(0, 0);
|
|
r2.getRecordingCanvas()->drawPicture(empty.get());
|
|
SkAutoTUnref<SkPicture> nested(r2.endRecording());
|
|
|
|
REPORTER_ASSERT(reporter, SkPictureUtils::ApproximateBytesUsed(nested.get()) >
|
|
SkPictureUtils::ApproximateBytesUsed(empty.get()));
|
|
}
|
|
|
|
DEF_TEST(Picture, reporter) {
|
|
#ifdef SK_DEBUG
|
|
test_deleting_empty_picture();
|
|
test_serializing_empty_picture();
|
|
#else
|
|
test_bad_bitmap();
|
|
#endif
|
|
test_unbalanced_save_restores(reporter);
|
|
test_peephole();
|
|
#if SK_SUPPORT_GPU
|
|
test_gpu_veto(reporter);
|
|
#endif
|
|
test_has_text(reporter);
|
|
test_analysis(reporter);
|
|
test_gatherpixelrefs(reporter);
|
|
test_gatherpixelrefsandrects(reporter);
|
|
test_bitmap_with_encoded_data(reporter);
|
|
test_clip_bound_opt(reporter);
|
|
test_clip_expansion(reporter);
|
|
test_hierarchical(reporter);
|
|
test_gen_id(reporter);
|
|
test_savelayer_extraction(reporter);
|
|
test_bytes_used(reporter);
|
|
}
|
|
|
|
static void draw_bitmaps(const SkBitmap bitmap, SkCanvas* canvas) {
|
|
const SkPaint paint;
|
|
const SkRect rect = { 5.0f, 5.0f, 8.0f, 8.0f };
|
|
const SkIRect irect = { 2, 2, 3, 3 };
|
|
|
|
// Don't care what these record, as long as they're legal.
|
|
canvas->drawBitmap(bitmap, 0.0f, 0.0f, &paint);
|
|
canvas->drawBitmapRectToRect(bitmap, &rect, rect, &paint, SkCanvas::kNone_DrawBitmapRectFlag);
|
|
canvas->drawBitmapMatrix(bitmap, SkMatrix::I(), &paint);
|
|
canvas->drawBitmapNine(bitmap, irect, rect, &paint);
|
|
canvas->drawSprite(bitmap, 1, 1);
|
|
}
|
|
|
|
static void test_draw_bitmaps(SkCanvas* canvas) {
|
|
SkBitmap empty;
|
|
draw_bitmaps(empty, canvas);
|
|
empty.setInfo(SkImageInfo::MakeN32Premul(10, 10));
|
|
draw_bitmaps(empty, canvas);
|
|
}
|
|
|
|
DEF_TEST(Picture_EmptyBitmap, r) {
|
|
SkPictureRecorder recorder;
|
|
test_draw_bitmaps(recorder.beginRecording(10, 10));
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
}
|
|
|
|
DEF_TEST(Canvas_EmptyBitmap, r) {
|
|
SkBitmap dst;
|
|
dst.allocN32Pixels(10, 10);
|
|
SkCanvas canvas(dst);
|
|
|
|
test_draw_bitmaps(&canvas);
|
|
}
|
|
|
|
DEF_TEST(DontOptimizeSaveLayerDrawDrawRestore, reporter) {
|
|
// This test is from crbug.com/344987.
|
|
// The commands are:
|
|
// saveLayer with paint that modifies alpha
|
|
// drawBitmapRectToRect
|
|
// drawBitmapRectToRect
|
|
// restore
|
|
// The bug was that this structure was modified so that:
|
|
// - The saveLayer and restore were eliminated
|
|
// - The alpha was only applied to the first drawBitmapRectToRect
|
|
|
|
// This test draws blue and red squares inside a 50% transparent
|
|
// layer. Both colours should show up muted.
|
|
// When the bug is present, the red square (the second bitmap)
|
|
// shows upwith full opacity.
|
|
|
|
SkBitmap blueBM;
|
|
make_bm(&blueBM, 100, 100, SkColorSetARGB(255, 0, 0, 255), true);
|
|
SkBitmap redBM;
|
|
make_bm(&redBM, 100, 100, SkColorSetARGB(255, 255, 0, 0), true);
|
|
SkPaint semiTransparent;
|
|
semiTransparent.setAlpha(0x80);
|
|
|
|
SkPictureRecorder recorder;
|
|
SkCanvas* canvas = recorder.beginRecording(100, 100);
|
|
canvas->drawARGB(0, 0, 0, 0);
|
|
|
|
canvas->saveLayer(0, &semiTransparent);
|
|
canvas->drawBitmap(blueBM, 25, 25);
|
|
canvas->drawBitmap(redBM, 50, 50);
|
|
canvas->restore();
|
|
|
|
SkAutoTUnref<SkPicture> picture(recorder.endRecording());
|
|
|
|
// Now replay the picture back on another canvas
|
|
// and check a couple of its pixels.
|
|
SkBitmap replayBM;
|
|
make_bm(&replayBM, 100, 100, SK_ColorBLACK, false);
|
|
SkCanvas replayCanvas(replayBM);
|
|
picture->playback(&replayCanvas);
|
|
replayCanvas.flush();
|
|
|
|
// With the bug present, at (55, 55) we would get a fully opaque red
|
|
// intead of a dark red.
|
|
REPORTER_ASSERT(reporter, replayBM.getColor(30, 30) == 0xff000080);
|
|
REPORTER_ASSERT(reporter, replayBM.getColor(55, 55) == 0xff800000);
|
|
}
|
|
|
|
struct CountingBBH : public SkBBoxHierarchy {
|
|
mutable int searchCalls;
|
|
|
|
CountingBBH() : searchCalls(0) {}
|
|
|
|
virtual void search(const SkRect& query, SkTDArray<unsigned>* results) const SK_OVERRIDE {
|
|
this->searchCalls++;
|
|
}
|
|
|
|
virtual void insert(SkAutoTMalloc<SkRect>*, int) SK_OVERRIDE {}
|
|
virtual size_t bytesUsed() const { return 0; }
|
|
};
|
|
|
|
class SpoonFedBBHFactory : public SkBBHFactory {
|
|
public:
|
|
explicit SpoonFedBBHFactory(SkBBoxHierarchy* bbh) : fBBH(bbh) {}
|
|
SkBBoxHierarchy* operator()(const SkRect&) const SK_OVERRIDE {
|
|
return SkRef(fBBH);
|
|
}
|
|
private:
|
|
SkBBoxHierarchy* fBBH;
|
|
};
|
|
|
|
// When the canvas clip covers the full picture, we don't need to call the BBH.
|
|
DEF_TEST(Picture_SkipBBH, r) {
|
|
CountingBBH bbh;
|
|
SpoonFedBBHFactory factory(&bbh);
|
|
|
|
SkPictureRecorder recorder;
|
|
recorder.beginRecording(320, 240, &factory);
|
|
SkAutoTUnref<const SkPicture> picture(recorder.endRecording());
|
|
|
|
SkCanvas big(640, 480), small(300, 200);
|
|
|
|
picture->playback(&big);
|
|
REPORTER_ASSERT(r, bbh.searchCalls == 0);
|
|
|
|
picture->playback(&small);
|
|
REPORTER_ASSERT(r, bbh.searchCalls == 1);
|
|
}
|
|
|
|
DEF_TEST(Picture_BitmapLeak, r) {
|
|
SkBitmap mut, immut;
|
|
mut.allocN32Pixels(300, 200);
|
|
immut.allocN32Pixels(300, 200);
|
|
immut.setImmutable();
|
|
SkASSERT(!mut.isImmutable());
|
|
SkASSERT(immut.isImmutable());
|
|
|
|
// No one can hold a ref on our pixels yet.
|
|
REPORTER_ASSERT(r, mut.pixelRef()->unique());
|
|
REPORTER_ASSERT(r, immut.pixelRef()->unique());
|
|
|
|
SkAutoTUnref<const SkPicture> pic;
|
|
{
|
|
// we want the recorder to go out of scope before our subsequent checks, so we
|
|
// place it inside local braces.
|
|
SkPictureRecorder rec;
|
|
SkCanvas* canvas = rec.beginRecording(1920, 1200);
|
|
canvas->drawBitmap(mut, 0, 0);
|
|
canvas->drawBitmap(immut, 800, 600);
|
|
pic.reset(rec.endRecording());
|
|
}
|
|
|
|
// The picture shares the immutable pixels but copies the mutable ones.
|
|
REPORTER_ASSERT(r, mut.pixelRef()->unique());
|
|
REPORTER_ASSERT(r, !immut.pixelRef()->unique());
|
|
|
|
// When the picture goes away, it's just our bitmaps holding the refs.
|
|
pic.reset(NULL);
|
|
REPORTER_ASSERT(r, mut.pixelRef()->unique());
|
|
REPORTER_ASSERT(r, immut.pixelRef()->unique());
|
|
}
|