aboutsummaryrefslogtreecommitdiffhomepage
path: root/bench/LightingBench.cpp
blob: a924f4a9ce3c773f009b2f25e0c883d051a08be1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
/*
 * 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 "Benchmark.h"
#include "SkCanvas.h"
#include "SkLightingImageFilter.h"
#include "SkPoint3.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 Benchmark {
public:
    LightingBaseBench(bool small) : fIsSmall(small) { }

protected:
    void draw(int loops, SkCanvas* canvas, sk_sp<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(std::move(imageFilter));
        for (int i = 0; i < loops; i++) {
            canvas->drawRect(r, paint);
        }
    }

    static SkPoint3 GetPointLocation() {
        static SkPoint3 pointLocation = SkPoint3::Make(0, 0, SkIntToScalar(10));
        return pointLocation;
    }

    static SkPoint3 GetDistantDirection() {
        static SkScalar azimuthRad = SkDegreesToRadians(SkIntToScalar(225));
        static SkScalar elevationRad = SkDegreesToRadians(SkIntToScalar(5));
        static SkPoint3 distantDirection = SkPoint3::Make(
                                              SkScalarCos(azimuthRad) * SkScalarCos(elevationRad),
                                              SkScalarSin(azimuthRad) * SkScalarCos(elevationRad),
                                              SkScalarSin(elevationRad));
        return distantDirection;
    }

    static SkPoint3 GetSpotLocation() {
        static SkPoint3 spotLocation = SkPoint3::Make(SkIntToScalar(-10),
                                                      SkIntToScalar(-10),
                                                      SkIntToScalar(20));
        return spotLocation;
    }

    static SkPoint3 GetSpotTarget() {
        static SkPoint3 spotTarget = SkPoint3::Make(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 Benchmark INHERITED;
};

class LightingPointLitDiffuseBench : public LightingBaseBench {
public:
    LightingPointLitDiffuseBench(bool small) : INHERITED(small) { }

protected:
    const char* onGetName() override {
        return fIsSmall ? "lightingpointlitdiffuse_small" : "lightingpointlitdiffuse_large";
    }

    void onDraw(int loops, SkCanvas* canvas) override {
        draw(loops, canvas, SkLightingImageFilter::MakePointLitDiffuse(GetPointLocation(),
                                                                       GetWhite(),
                                                                       GetSurfaceScale(),
                                                                       GetKd(),
                                                                       nullptr));
    }

private:
    typedef LightingBaseBench INHERITED;
};

class LightingDistantLitDiffuseBench : public LightingBaseBench {
public:
    LightingDistantLitDiffuseBench(bool small) : INHERITED(small) { }

protected:
    const char* onGetName() override {
        return fIsSmall ? "lightingdistantlitdiffuse_small" : "lightingdistantlitdiffuse_large";
    }

    void onDraw(int loops, SkCanvas* canvas) override {
        draw(loops, canvas, SkLightingImageFilter::MakeDistantLitDiffuse(GetDistantDirection(),
                                                                         GetWhite(),
                                                                         GetSurfaceScale(),
                                                                         GetKd(),
                                                                         nullptr));
    }

private:
    typedef LightingBaseBench INHERITED;
};

class LightingSpotLitDiffuseBench : public LightingBaseBench {
public:
    LightingSpotLitDiffuseBench(bool small) : INHERITED(small) { }

protected:
    const char* onGetName() override {
        return fIsSmall ? "lightingspotlitdiffuse_small" : "lightingspotlitdiffuse_large";
    }

    void onDraw(int loops, SkCanvas* canvas) override {
        draw(loops, canvas, SkLightingImageFilter::MakeSpotLitDiffuse(GetSpotLocation(),
                                                                       GetSpotTarget(),
                                                                       GetSpotExponent(),
                                                                       GetCutoffAngle(),
                                                                       GetWhite(),
                                                                       GetSurfaceScale(),
                                                                       GetKd(),
                                                                       nullptr));
    }

private:
    typedef LightingBaseBench INHERITED;
};

class LightingPointLitSpecularBench : public LightingBaseBench {
public:
    LightingPointLitSpecularBench(bool small) : INHERITED(small) { }

protected:
    const char* onGetName() override {
        return fIsSmall ? "lightingpointlitspecular_small" : "lightingpointlitspecular_large";
    }

    void onDraw(int loops, SkCanvas* canvas) override {
        draw(loops, canvas, SkLightingImageFilter::MakePointLitSpecular(GetPointLocation(),
                                                                        GetWhite(),
                                                                        GetSurfaceScale(),
                                                                        GetKs(),
                                                                        GetShininess(),
                                                                        nullptr));
    }

private:
    typedef LightingBaseBench INHERITED;
};

class LightingDistantLitSpecularBench : public LightingBaseBench {
public:
    LightingDistantLitSpecularBench(bool small) : INHERITED(small) { }

protected:
    const char* onGetName() override {
        return fIsSmall ? "lightingdistantlitspecular_small" : "lightingdistantlitspecular_large";
    }

    void onDraw(int loops, SkCanvas* canvas) override {
        draw(loops, canvas, SkLightingImageFilter::MakeDistantLitSpecular(GetDistantDirection(),
                                                                          GetWhite(),
                                                                          GetSurfaceScale(),
                                                                          GetKs(),
                                                                          GetShininess(),
                                                                          nullptr));
    }

private:
    typedef LightingBaseBench INHERITED;
};

class LightingSpotLitSpecularBench : public LightingBaseBench {
public:
    LightingSpotLitSpecularBench(bool small) : INHERITED(small) { }

protected:
    const char* onGetName() override {
        return fIsSmall ? "lightingspotlitspecular_small" : "lightingspotlitspecular_large";
    }

    void onDraw(int loops, SkCanvas* canvas) override {
        draw(loops, canvas, SkLightingImageFilter::MakeSpotLitSpecular(GetSpotLocation(),
                                                                       GetSpotTarget(),
                                                                       GetSpotExponent(),
                                                                       GetCutoffAngle(),
                                                                       GetWhite(),
                                                                       GetSurfaceScale(),
                                                                       GetKs(),
                                                                       GetShininess(),
                                                                       nullptr));
    }

private:
    typedef LightingBaseBench INHERITED;
};

///////////////////////////////////////////////////////////////////////////////

DEF_BENCH( return new LightingPointLitDiffuseBench(true); )
DEF_BENCH( return new LightingPointLitDiffuseBench(false); )
DEF_BENCH( return new LightingDistantLitDiffuseBench(true); )
DEF_BENCH( return new LightingDistantLitDiffuseBench(false); )
DEF_BENCH( return new LightingSpotLitDiffuseBench(true); )
DEF_BENCH( return new LightingSpotLitDiffuseBench(false); )
DEF_BENCH( return new LightingPointLitSpecularBench(true); )
DEF_BENCH( return new LightingPointLitSpecularBench(false); )
DEF_BENCH( return new LightingDistantLitSpecularBench(true); )
DEF_BENCH( return new LightingDistantLitSpecularBench(false); )
DEF_BENCH( return new LightingSpotLitSpecularBench(true); )
DEF_BENCH( return new LightingSpotLitSpecularBench(false); )