BlurImageFilterBench.cpp File Reference

#include "bench/Benchmark.h"
#include "include/core/SkBitmap.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkPaint.h"
#include "include/core/SkShader.h"
#include "include/core/SkString.h"
#include "include/effects/SkImageFilters.h"
#include "src/base/SkRandom.h"

Go to the source code of this file.

Classes
class	BlurImageFilterBench

Macros
#define	FILTER_WIDTH_SMALL   32
#define	FILTER_HEIGHT_SMALL   32
#define	FILTER_WIDTH_LARGE   256
#define	FILTER_HEIGHT_LARGE   256
#define	BLUR_SIGMA_MINI   0.5f
#define	BLUR_SIGMA_SMALL   1.0f
#define	BLUR_SIGMA_LARGE   10.0f
#define	BLUR_SIGMA_HUGE   80.0f

Functions
static sk_sp< SkImage >	make_checkerboard (int width, int height)

Macro Definition Documentation

BLUR_SIGMA_HUGE

#define BLUR_SIGMA_HUGE   80.0f

Definition at line 24 of file BlurImageFilterBench.cpp.

BLUR_SIGMA_LARGE

#define BLUR_SIGMA_LARGE   10.0f

Definition at line 23 of file BlurImageFilterBench.cpp.

BLUR_SIGMA_MINI

#define BLUR_SIGMA_MINI   0.5f

Definition at line 21 of file BlurImageFilterBench.cpp.

BLUR_SIGMA_SMALL

#define BLUR_SIGMA_SMALL   1.0f

Definition at line 22 of file BlurImageFilterBench.cpp.

FILTER_HEIGHT_LARGE

#define FILTER_HEIGHT_LARGE   256

Definition at line 20 of file BlurImageFilterBench.cpp.

FILTER_HEIGHT_SMALL

#define FILTER_HEIGHT_SMALL   32

Definition at line 18 of file BlurImageFilterBench.cpp.

FILTER_WIDTH_LARGE

#define FILTER_WIDTH_LARGE   256

Definition at line 19 of file BlurImageFilterBench.cpp.

FILTER_WIDTH_SMALL

#define FILTER_WIDTH_SMALL   32

Definition at line 17 of file BlurImageFilterBench.cpp.

Function Documentation

make_checkerboard()

static sk_sp< SkImage > make_checkerboard ( int  width, int  height  )

static

Definition at line 37 of file BlurImageFilterBench.cpp.

                                                               {
    SkBitmap bm;
    bm.allocN32Pixels(width, height);
    SkCanvas canvas(bm);
    canvas.clear(0x00000000);
    SkPaint darkPaint;
    darkPaint.setColor(0xFF804020);
    SkPaint lightPaint;
    lightPaint.setColor(0xFF244484);
    for (int y = 0; y < height; y += 16) {
        for (int x = 0; x < width; x += 16) {
            canvas.save();
            canvas.translate(SkIntToScalar(x), SkIntToScalar(y));
            canvas.drawRect(SkRect::MakeXYWH(0, 0, 8, 8), darkPaint);
            canvas.drawRect(SkRect::MakeXYWH(8, 0, 8, 8), lightPaint);
            canvas.drawRect(SkRect::MakeXYWH(0, 8, 8, 8), lightPaint);
            canvas.drawRect(SkRect::MakeXYWH(8, 8, 8, 8), darkPaint);
            canvas.restore();
        }
    }
 
    return bm.asImage();
}