7bd141dce4
git-svn-id: http://skia.googlecode.com/svn/trunk@10968 2bbb7eff-a529-9590-31e7-b0007b416f81
379 lines
14 KiB
C++
379 lines
14 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 "gm.h"
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#include "SkBlurMaskFilter.h"
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#include "SkBlurMask.h"
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#include "SkCanvas.h"
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#include "SkPath.h"
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#define STROKE_WIDTH SkIntToScalar(10)
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typedef void (*Proc)(SkCanvas*, const SkRect&, const SkPaint&);
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static void fill_rect(SkCanvas* canvas, const SkRect& r, const SkPaint& p) {
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canvas->drawRect(r, p);
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}
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static void draw_donut(SkCanvas* canvas, const SkRect& r, const SkPaint& p) {
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SkRect rect;
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SkPath path;
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rect = r;
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rect.outset(STROKE_WIDTH/2, STROKE_WIDTH/2);
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path.addRect(rect);
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rect = r;
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rect.inset(STROKE_WIDTH/2, STROKE_WIDTH/2);
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path.addRect(rect);
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path.setFillType(SkPath::kEvenOdd_FillType);
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canvas->drawPath(path, p);
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}
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static void draw_donut_skewed(SkCanvas* canvas, const SkRect& r, const SkPaint& p) {
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SkRect rect;
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SkPath path;
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rect = r;
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rect.outset(STROKE_WIDTH/2, STROKE_WIDTH/2);
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path.addRect(rect);
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rect = r;
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rect.inset(STROKE_WIDTH/2, STROKE_WIDTH/2);
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rect.offset(7, -7);
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path.addRect(rect);
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path.setFillType(SkPath::kEvenOdd_FillType);
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canvas->drawPath(path, p);
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}
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#include "SkGradientShader.h"
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typedef void (*PaintProc)(SkPaint*, SkScalar width);
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static const char* gBlurStyle2Name[] = {
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"normal",
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"solid",
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"outer",
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"inner"
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};
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class BlurRectGM : public skiagm::GM {
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SkAutoTUnref<SkMaskFilter> fMaskFilter;
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SkString fName;
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PaintProc fPProc;
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SkAlpha fAlpha;
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public:
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BlurRectGM(const char name[], PaintProc pproc, U8CPU alpha,
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SkBlurMaskFilter::BlurStyle bs)
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: fMaskFilter(SkBlurMaskFilter::Create(STROKE_WIDTH/2, bs,
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SkBlurMaskFilter::kHighQuality_BlurFlag))
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, fName(name)
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, fPProc(pproc)
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, fAlpha(SkToU8(alpha)) {
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fName.appendf("_%s", gBlurStyle2Name[bs]);
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}
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protected:
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virtual SkString onShortName() {
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return fName;
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}
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virtual SkISize onISize() {
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return SkISize::Make(640, 480);
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}
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virtual void onDraw(SkCanvas* canvas) {
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canvas->translate(STROKE_WIDTH*3/2, STROKE_WIDTH*3/2);
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SkRect r = { 0, 0, 250, 120 };
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SkPaint paint;
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paint.setMaskFilter(fMaskFilter);
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if (fPProc) {
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fPProc(&paint, r.width());
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}
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paint.setAlpha(fAlpha);
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static const Proc procs[] = {
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fill_rect, draw_donut, draw_donut_skewed
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};
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this->drawProcs(canvas, r, paint, false, procs, SK_ARRAY_COUNT(procs));
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canvas->translate(r.width() * 4/3, 0);
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this->drawProcs(canvas, r, paint, true, procs, SK_ARRAY_COUNT(procs));
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}
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virtual uint32_t onGetFlags() const { return kSkipPipe_Flag; }
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private:
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void drawProcs(SkCanvas* canvas, const SkRect& r, const SkPaint& paint,
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bool doClip, const Proc procs[], size_t procsCount) {
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SkAutoCanvasRestore acr(canvas, true);
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for (size_t i = 0; i < procsCount; ++i) {
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if (doClip) {
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SkRect clipRect(r);
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clipRect.inset(STROKE_WIDTH/2, STROKE_WIDTH/2);
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canvas->save();
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canvas->clipRect(r);
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}
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procs[i](canvas, r, paint);
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if (doClip) {
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canvas->restore();
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}
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canvas->translate(0, r.height() * 4/3);
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}
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}
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private:
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typedef GM INHERITED;
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};
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class BlurRectCompareGM : public skiagm::GM {
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SkString fName;
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unsigned int fRectWidth, fRectHeight;
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SkScalar fRadius;
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SkBlurMask::Style fStyle;
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public:
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BlurRectCompareGM(const char name[], unsigned int rectWidth, unsigned int rectHeight, float radius, SkBlurMask::Style style)
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: fName(name)
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, fRectWidth(rectWidth)
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, fRectHeight(rectHeight)
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, fRadius(radius)
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, fStyle(style)
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{}
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int width() const {
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return fRectWidth;
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}
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int height() const {
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return fRectHeight;
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}
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SkScalar radius() const {
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return fRadius;
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}
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SkBlurMask::Style style() const {
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return fStyle;
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}
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protected:
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virtual SkString onShortName() {
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return fName;
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}
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virtual SkISize onISize() {
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return SkISize::Make(640, 480);
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}
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virtual bool makeMask(SkMask *m, const SkRect&) = 0;
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virtual void onDraw(SkCanvas* canvas) {
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SkRect r;
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r.setWH(SkIntToScalar(fRectWidth), SkIntToScalar(fRectHeight));
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SkISize canvas_size = canvas->getDeviceSize();
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int center_x = (canvas_size.fWidth - (int)(r.width()))/2;
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int center_y = (canvas_size.fHeight - (int)(r.height()))/2;
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SkMask mask;
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if (!this->makeMask(&mask, r)) {
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SkPaint paint;
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r.offset( SkIntToScalar(center_x), SkIntToScalar(center_y) );
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canvas->drawRect(r,paint);
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return;
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}
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SkAutoMaskFreeImage amfi(mask.fImage);
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SkBitmap bm;
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bm.setConfig(SkBitmap::kA8_Config, mask.fBounds.width(), mask.fBounds.height());
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bm.setPixels(mask.fImage);
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center_x = (canvas_size.fWidth - mask.fBounds.width())/2;
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center_y = (canvas_size.fHeight - mask.fBounds.height())/2;
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canvas->drawBitmap(bm, SkIntToScalar(center_x), SkIntToScalar(center_y), NULL);
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}
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virtual uint32_t onGetFlags() const { return kSkipPipe_Flag; }
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private:
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typedef GM INHERITED;
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};
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class BlurRectFastGM: public BlurRectCompareGM {
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public:
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BlurRectFastGM(const char name[], unsigned int rectWidth,
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unsigned int rectHeight, float blurRadius,
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SkBlurMask::Style style) :
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INHERITED(name, rectWidth, rectHeight, blurRadius, style) {
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}
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protected:
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virtual bool makeMask(SkMask *m, const SkRect& r) SK_OVERRIDE {
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return SkBlurMask::BlurRect(m, r, this->radius(), this->style());
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}
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private:
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typedef BlurRectCompareGM INHERITED;
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};
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class BlurRectSlowGM: public BlurRectCompareGM {
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public:
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BlurRectSlowGM(const char name[], unsigned int rect_width, unsigned int rect_height,
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float blur_radius, SkBlurMask::Style style) :
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INHERITED(name, rect_width, rect_height, blur_radius, style)
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{
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}
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protected:
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virtual bool makeMask(SkMask *m, const SkRect& r) SK_OVERRIDE {
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SkMask src;
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r.roundOut(&src.fBounds);
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src.fBounds.offset(-src.fBounds.fLeft, -src.fBounds.fTop); // move to origin
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src.fFormat = SkMask::kA8_Format;
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src.fRowBytes = src.fBounds.width();
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src.fImage = SkMask::AllocImage(src.computeTotalImageSize());
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SkAutoMaskFreeImage amfi(src.fImage);
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memset(src.fImage, 0xff, src.computeTotalImageSize());
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return SkBlurMask::Blur(m, src, this->radius(), this->style(), this->getQuality());
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}
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virtual SkBlurMask::Quality getQuality() {
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return SkBlurMask::kHigh_Quality;
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}
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private:
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typedef BlurRectCompareGM INHERITED;
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};
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class BlurRectSlowLowGM: public BlurRectSlowGM {
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public:
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BlurRectSlowLowGM(const char name[], unsigned int rectWidth, unsigned int rectHeight,
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float blurRadius, SkBlurMask::Style style) :
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INHERITED(name, rectWidth, rectHeight, blurRadius, style)
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{
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}
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protected:
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virtual SkBlurMask::Quality getQuality() SK_OVERRIDE {
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return SkBlurMask::kLow_Quality;
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}
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private:
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typedef BlurRectSlowGM INHERITED;
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};
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class BlurRectGroundTruthGM: public BlurRectCompareGM {
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public:
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BlurRectGroundTruthGM(const char name[], unsigned int rectWidth, unsigned int rectHeight,
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float blurRadius, SkBlurMask::Style style) :
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INHERITED(name, rectWidth, rectHeight, blurRadius, style)
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{
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}
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protected:
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virtual bool makeMask(SkMask *m, const SkRect& r) SK_OVERRIDE {
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SkMask src;
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r.roundOut(&src.fBounds);
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src.fBounds.offset(-src.fBounds.fLeft, -src.fBounds.fTop); // move to origin
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src.fFormat = SkMask::kA8_Format;
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src.fRowBytes = src.fBounds.width();
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src.fImage = SkMask::AllocImage(src.computeTotalImageSize());
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SkAutoMaskFreeImage amfi(src.fImage);
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memset(src.fImage, 0xff, src.computeTotalImageSize());
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return SkBlurMask::BlurGroundTruth(m, src, this->radius(), this->style());
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}
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virtual SkBlurMask::Quality getQuality() {
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return SkBlurMask::kHigh_Quality;
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}
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private:
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typedef BlurRectCompareGM INHERITED;
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};
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//////////////////////////////////////////////////////////////////////////////
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DEF_GM(return new BlurRectGM("blurrect", NULL, 0xFF, SkBlurMaskFilter::kNormal_BlurStyle);)
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DEF_GM(return new BlurRectGM("blurrect", NULL, 0xFF, SkBlurMaskFilter::kSolid_BlurStyle);)
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DEF_GM(return new BlurRectGM("blurrect", NULL, 0xFF, SkBlurMaskFilter::kOuter_BlurStyle);)
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DEF_GM(return new BlurRectGM("blurrect", NULL, 0xFF, SkBlurMaskFilter::kInner_BlurStyle);)
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// regular size rects, blurs should be small enough not to completely overlap.
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DEF_GM(return new BlurRectFastGM( "blurrect_25_100_2_normal_fast", 25, 100, 2, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_25_100_20_normal_fast", 25, 100, 20, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_25_100_2_normal_slow", 25, 100, 2, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_25_100_20_normal_slow", 25, 100, 20, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectFastGM( "blurrect_25_100_2_inner_fast", 25, 100, 2, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_25_100_20_inner_fast", 25, 100, 20, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_25_100_2_inner_slow", 25, 100, 2, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_25_100_20_inner_slow", 25, 100, 20, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectFastGM( "blurrect_25_100_2_outer_fast", 25, 100, 2, SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_25_100_20_outer_fast", 25, 100, 20, SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_25_100_2_outer_slow", 25, 100, 2, SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_25_100_20_outer_slow", 25, 100, 20, SkBlurMask::kOuter_Style);)
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// skinny tall rects, blurs overlap in X but not y
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DEF_GM(return new BlurRectFastGM( "blurrect_5_100_2_normal_fast", 5, 100, 2 , SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_5_100_20_normal_fast", 5, 100, 20, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_5_100_2_normal_slow", 5, 100, 2 , SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_5_100_20_normal_slow", 5, 100, 20, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectFastGM( "blurrect_5_100_2_inner_fast", 5, 100, 2 , SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_5_100_20_inner_fast", 5, 100, 20, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_5_100_2_inner_slow", 5, 100, 2 , SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_5_100_20_inner_slow", 5, 100, 20, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectFastGM( "blurrect_5_100_2_outer_fast", 5, 100, 2 , SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_5_100_20_outer_fast", 5, 100, 20, SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_5_100_2_outer_slow", 5, 100, 2 , SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_5_100_20_outer_slow", 5, 100, 20, SkBlurMask::kOuter_Style);)
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// tiny rects, blurs overlap in X and Y
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DEF_GM(return new BlurRectFastGM( "blurrect_5_5_2_normal_fast", 5, 5, 2 , SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_5_5_20_normal_fast", 5, 5, 20, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_5_5_2_normal_slow", 5, 5, 2 , SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_5_5_20_normal_slow", 5, 5, 20, SkBlurMask::kNormal_Style);)
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DEF_GM(return new BlurRectFastGM( "blurrect_5_5_2_inner_fast", 5, 5, 2 , SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_5_5_20_inner_fast", 5, 5, 20, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_5_5_2_inner_slow", 5, 5, 2 , SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_5_5_20_inner_slow", 5, 5, 20, SkBlurMask::kInner_Style);)
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DEF_GM(return new BlurRectFastGM( "blurrect_5_5_2_outer_fast", 5, 5, 2 , SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectFastGM("blurrect_5_5_20_outer_fast", 5, 5, 20, SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectSlowGM( "blurrect_5_5_2_outer_slow", 5, 5, 2 , SkBlurMask::kOuter_Style);)
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DEF_GM(return new BlurRectSlowGM("blurrect_5_5_20_outer_slow", 5, 5, 20, SkBlurMask::kOuter_Style);)
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#if 0
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// dont' need to GM the gaussian convolution; it's slow and intended
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// as a ground truth comparison only. Leaving these here in case we
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// ever want to turn these back on for debugging reasons.
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_1_simple", 25, 100, 1);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_2_simple", 25, 100, 2);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_3_simple", 25, 100, 3);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_4_simple", 25, 100, 4);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_5_simple", 25, 100, 5);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_6_simple", 25, 100, 6);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_7_simple", 25, 100, 7);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_8_simple", 25, 100, 8);)
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DEF_GM(return new BlurRectGroundTruthGM( "blurrect_25_100_9_simple", 25, 100, 9);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_10_simple", 25, 100, 10);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_11_simple", 25, 100, 11);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_12_simple", 25, 100, 12);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_13_simple", 25, 100, 13);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_14_simple", 25, 100, 14);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_15_simple", 25, 100, 15);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_16_simple", 25, 100, 16);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_17_simple", 25, 100, 17);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_18_simple", 25, 100, 18);)
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DEF_GM(return new BlurRectGroundTruthGM("blurrect_25_100_19_simple", 25, 100, 19);)
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#endif
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