skia2/bench/LightingBench.cpp
2013-04-24 19:36:44 +00:00

228 lines
7.3 KiB
C++

/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBenchmark.h"
#include "SkBitmapSource.h"
#include "SkCanvas.h"
#include "SkDevice.h"
#include "SkLightingImageFilter.h"
#define FILTER_WIDTH_SMALL SkIntToScalar(32)
#define FILTER_HEIGHT_SMALL SkIntToScalar(32)
#define FILTER_WIDTH_LARGE SkIntToScalar(256)
#define FILTER_HEIGHT_LARGE SkIntToScalar(256)
class LightingBaseBench : public SkBenchmark {
public:
LightingBaseBench(void* param, bool small) : INHERITED(param), fIsSmall(small) {
}
protected:
void draw(SkCanvas* canvas, SkImageFilter* imageFilter) const {
SkRect r = fIsSmall ? SkRect::MakeWH(FILTER_WIDTH_SMALL, FILTER_HEIGHT_SMALL) :
SkRect::MakeWH(FILTER_WIDTH_LARGE, FILTER_HEIGHT_LARGE);
SkPaint paint;
paint.setImageFilter(imageFilter)->unref();
canvas->drawRect(r, paint);
}
static SkPoint3 getPointLocation() {
static SkPoint3 pointLocation(0, 0, SkIntToScalar(10));
return pointLocation;
}
static SkPoint3 getDistantDirection() {
static SkScalar azimuthRad = SkDegreesToRadians(SkIntToScalar(225));
static SkScalar elevationRad = SkDegreesToRadians(SkIntToScalar(5));
static SkPoint3 distantDirection(SkScalarMul(SkScalarCos(azimuthRad),
SkScalarCos(elevationRad)),
SkScalarMul(SkScalarSin(azimuthRad),
SkScalarCos(elevationRad)),
SkScalarSin(elevationRad));
return distantDirection;
}
static SkPoint3 getSpotLocation() {
static SkPoint3 spotLocation(SkIntToScalar(-10), SkIntToScalar(-10), SkIntToScalar(20));
return spotLocation;
}
static SkPoint3 getSpotTarget() {
static SkPoint3 spotTarget(SkIntToScalar(40), SkIntToScalar(40), 0);
return spotTarget;
}
static SkScalar getSpotExponent() {
static SkScalar spotExponent = SK_Scalar1;
return spotExponent;
}
static SkScalar getCutoffAngle() {
static SkScalar cutoffAngle = SkIntToScalar(15);
return cutoffAngle;
}
static SkScalar getKd() {
static SkScalar kd = SkIntToScalar(2);
return kd;
}
static SkScalar getKs() {
static SkScalar ks = SkIntToScalar(1);
return ks;
}
static SkScalar getShininess() {
static SkScalar shininess = SkIntToScalar(8);
return shininess;
}
static SkScalar getSurfaceScale() {
static SkScalar surfaceScale = SkIntToScalar(1);
return surfaceScale;
}
static SkColor getWhite() {
static SkColor white(0xFFFFFFFF);
return white;
}
bool fIsSmall;
typedef SkBenchmark INHERITED;
};
class LightingPointLitDiffuseBench : public LightingBaseBench {
public:
LightingPointLitDiffuseBench(void* param, bool small) : INHERITED(param, small) {
}
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fIsSmall ? "lightingpointlitdiffuse_small" : "lightingpointlitdiffuse_large";
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
draw(canvas, SkLightingImageFilter::CreatePointLitDiffuse(getPointLocation(), getWhite(),
getSurfaceScale(), getKd()));
}
private:
typedef LightingBaseBench INHERITED;
};
class LightingDistantLitDiffuseBench : public LightingBaseBench {
public:
LightingDistantLitDiffuseBench(void* param, bool small) : INHERITED(param, small) {
}
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fIsSmall ? "lightingdistantlitdiffuse_small" : "lightingdistantlitdiffuse_large";
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
draw(canvas, SkLightingImageFilter::CreateDistantLitDiffuse(getDistantDirection(),
getWhite(), getSurfaceScale(), getKd()));
}
private:
typedef LightingBaseBench INHERITED;
};
class LightingSpotLitDiffuseBench : public LightingBaseBench {
public:
LightingSpotLitDiffuseBench(void* param, bool small) : INHERITED(param, small) {
}
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fIsSmall ? "lightingspotlitdiffuse_small" : "lightingspotlitdiffuse_large";
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
draw(canvas, SkLightingImageFilter::CreateSpotLitDiffuse(getSpotLocation(),
getSpotTarget(), getSpotExponent(), getCutoffAngle(), getWhite(), getSurfaceScale(),
getKd()));
}
private:
typedef LightingBaseBench INHERITED;
};
class LightingPointLitSpecularBench : public LightingBaseBench {
public:
LightingPointLitSpecularBench(void* param, bool small) : INHERITED(param, small) {
}
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fIsSmall ? "lightingpointlitspecular_small" : "lightingpointlitspecular_large";
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
draw(canvas, SkLightingImageFilter::CreatePointLitSpecular(getPointLocation(), getWhite(),
getSurfaceScale(), getKs(), getShininess()));
}
private:
typedef LightingBaseBench INHERITED;
};
class LightingDistantLitSpecularBench : public LightingBaseBench {
public:
LightingDistantLitSpecularBench(void* param, bool small) : INHERITED(param, small) {
}
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fIsSmall ? "lightingdistantlitspecular_small" : "lightingdistantlitspecular_large";
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
draw(canvas, SkLightingImageFilter::CreateDistantLitSpecular(getDistantDirection(),
getWhite(), getSurfaceScale(), getKs(), getShininess()));
}
private:
typedef LightingBaseBench INHERITED;
};
class LightingSpotLitSpecularBench : public LightingBaseBench {
public:
LightingSpotLitSpecularBench(void* param, bool small) : INHERITED(param, small) {
}
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fIsSmall ? "lightingspotlitspecular_small" : "lightingspotlitspecular_large";
}
virtual void onDraw(SkCanvas* canvas) SK_OVERRIDE {
draw(canvas, SkLightingImageFilter::CreateSpotLitSpecular(getSpotLocation(),
getSpotTarget(), getSpotExponent(), getCutoffAngle(), getWhite(), getSurfaceScale(),
getKs(), getShininess()));
}
private:
typedef LightingBaseBench INHERITED;
};
///////////////////////////////////////////////////////////////////////////////
DEF_BENCH( return new LightingPointLitDiffuseBench(p, true); )
DEF_BENCH( return new LightingPointLitDiffuseBench(p, false); )
DEF_BENCH( return new LightingDistantLitDiffuseBench(p, true); )
DEF_BENCH( return new LightingDistantLitDiffuseBench(p, false); )
DEF_BENCH( return new LightingSpotLitDiffuseBench(p, true); )
DEF_BENCH( return new LightingSpotLitDiffuseBench(p, false); )
DEF_BENCH( return new LightingPointLitSpecularBench(p, true); )
DEF_BENCH( return new LightingPointLitSpecularBench(p, false); )
DEF_BENCH( return new LightingDistantLitSpecularBench(p, true); )
DEF_BENCH( return new LightingDistantLitSpecularBench(p, false); )
DEF_BENCH( return new LightingSpotLitSpecularBench(p, true); )
DEF_BENCH( return new LightingSpotLitSpecularBench(p, false); )