| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "bench/Benchmark.h" |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkPaint.h" |
| #include "include/core/SkShader.h" |
| #include "include/core/SkString.h" |
| #include "include/core/SkVertices.h" |
| #include "src/base/SkRandom.h" |
| #include "tools/DecodeUtils.h" |
| #include "tools/Resources.h" |
| |
| // Just want to trigger perspective handling, not dramatically change size |
| static void tiny_persp_effect(SkCanvas* canvas) { |
| SkMatrix m; |
| m.reset(); |
| m[7] = 0.000001f; |
| canvas->concat(m); |
| } |
| |
| enum VertFlags { |
| kColors_VertFlag = 1 << 0, |
| kTexture_VertFlag = 1 << 1, |
| kPersp_VertFlag = 1 << 2, |
| kBilerp_VertFlag = 1 << 3, |
| }; |
| |
| class VertBench : public Benchmark { |
| SkString fName; |
| |
| static constexpr int W = 64*2; |
| static constexpr int H = 48*2; |
| static constexpr int ROW = 20; |
| static constexpr int COL = 20; |
| static constexpr int PTS = (ROW + 1) * (COL + 1); |
| static constexpr int IDX = ROW * COL * 6; |
| |
| sk_sp<SkShader> fShader; |
| SkPoint fPts[PTS], fTex[PTS]; |
| SkColor fColors[PTS]; |
| uint16_t fIdx[IDX]; |
| unsigned fFlags; |
| |
| static void load_2_tris(uint16_t idx[], int x, int y, int rb) { |
| int n = y * rb + x; |
| idx[0] = n; idx[1] = n + 1; idx[2] = rb + n + 1; |
| idx[3] = n; idx[4] = rb + n + 1; idx[5] = n + rb; |
| } |
| |
| void onDelayedSetup() override { |
| if (fFlags & kTexture_VertFlag) { |
| auto img = ToolUtils::GetResourceAsImage("images/mandrill_256.png"); |
| if (img) { |
| SkFilterMode fm = (fFlags & kBilerp_VertFlag) ? SkFilterMode::kLinear |
| : SkFilterMode::kNearest; |
| fShader = img->makeShader(SkSamplingOptions(fm)); |
| } |
| } |
| } |
| |
| public: |
| VertBench(unsigned flags) : fFlags(flags) { |
| const SkScalar dx = SkIntToScalar(W) / COL; |
| const SkScalar dy = SkIntToScalar(H) / COL; |
| |
| SkPoint* pts = fPts; |
| uint16_t* idx = fIdx; |
| |
| SkScalar yy = 0; |
| for (int y = 0; y <= ROW; y++) { |
| SkScalar xx = 0; |
| for (int x = 0; x <= COL; ++x) { |
| pts->set(xx, yy); |
| pts += 1; |
| xx += dx; |
| |
| if (x < COL && y < ROW) { |
| load_2_tris(idx, x, y, COL + 1); |
| for (int i = 0; i < 6; i++) { |
| SkASSERT(idx[i] < PTS); |
| } |
| idx += 6; |
| } |
| } |
| yy += dy; |
| } |
| SkASSERT(PTS == pts - fPts); |
| SkASSERT(IDX == idx - fIdx); |
| |
| // We want to store texs in a separate array, so the blitters don't "cheat" and |
| // skip the (normal) step of computing the new local-matrix. This is the common case |
| // we think in the wild (where the texture coordinates are different from the positions. |
| memcpy(fTex, fPts, sizeof(fPts)); |
| |
| SkRandom rand; |
| for (int i = 0; i < PTS; ++i) { |
| fColors[i] = rand.nextU() | (0xFF << 24); |
| } |
| |
| fName.set("verts"); |
| if (fFlags & kTexture_VertFlag) { |
| fName.append("_textures"); |
| } |
| if (fFlags & kColors_VertFlag) { |
| fName.append("_colors"); |
| } |
| if (fFlags & kPersp_VertFlag) { |
| fName.append("_persp"); |
| } |
| if (fFlags & kBilerp_VertFlag) { |
| fName.append("_bilerp"); |
| } |
| } |
| |
| protected: |
| const char* onGetName() override { return fName.c_str(); } |
| void onDraw(int loops, SkCanvas* canvas) override { |
| SkPaint paint; |
| this->setupPaint(&paint); |
| paint.setShader(fShader); |
| |
| if (fFlags & kPersp_VertFlag) { |
| tiny_persp_effect(canvas); |
| } |
| |
| const SkPoint* texs = (fFlags & kTexture_VertFlag) ? fTex : nullptr; |
| const SkColor* cols = (fFlags & kColors_VertFlag) ? fColors : nullptr; |
| auto verts = SkVertices::MakeCopy(SkVertices::kTriangles_VertexMode, PTS, |
| fPts, texs, cols, IDX, fIdx); |
| for (int i = 0; i < loops; i++) { |
| canvas->drawVertices(verts, SkBlendMode::kModulate, paint); |
| } |
| } |
| private: |
| using INHERITED = Benchmark; |
| }; |
| DEF_BENCH(return new VertBench(kTexture_VertFlag | kPersp_VertFlag);) |
| DEF_BENCH(return new VertBench(kTexture_VertFlag | kPersp_VertFlag | kBilerp_VertFlag);) |
| DEF_BENCH(return new VertBench(kColors_VertFlag | kPersp_VertFlag);) |
| DEF_BENCH(return new VertBench(kTexture_VertFlag);) |
| DEF_BENCH(return new VertBench(kTexture_VertFlag | kBilerp_VertFlag);) |
| DEF_BENCH(return new VertBench(kColors_VertFlag);) |
| DEF_BENCH(return new VertBench(kColors_VertFlag | kTexture_VertFlag);) |
| DEF_BENCH(return new VertBench(kColors_VertFlag | kTexture_VertFlag | kBilerp_VertFlag);) |
| |
| ///////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| #include "include/core/SkRSXform.h" |
| #include "src/base/SkRandom.h" |
| #include "tools/Resources.h" |
| |
| enum AtlasFlags { |
| kColors_Flag = 1 << 0, |
| kRotate_Flag = 1 << 1, |
| kPersp_Flag = 1 << 2, |
| }; |
| |
| class AtlasBench : public Benchmark { |
| unsigned fFlags; |
| SkString fName; |
| |
| static constexpr int W = 640; |
| static constexpr int H = 480; |
| static constexpr int N = 10*1000; |
| |
| sk_sp<SkImage> fAtlas; |
| SkRSXform fXforms[N]; |
| SkRect fRects[N]; |
| SkColor fColors[N]; |
| |
| public: |
| AtlasBench(unsigned flags) : fFlags(flags) { |
| fName.printf("drawAtlas"); |
| if (flags & kColors_Flag) { |
| fName.append("_colors"); |
| } |
| if (flags & kRotate_Flag) { |
| fName.append("_rotated"); |
| } |
| if (flags & kPersp_Flag) { |
| fName.append("_persp"); |
| } |
| } |
| ~AtlasBench() override {} |
| |
| protected: |
| const char* onGetName() override { return fName.c_str(); } |
| void onDelayedSetup() override { |
| fAtlas = ToolUtils::GetResourceAsImage("images/mandrill_256.png"); |
| if (fAtlas) { |
| fAtlas = fAtlas->makeRasterImage(); |
| } |
| |
| const SkScalar imageW = fAtlas->width(); |
| const SkScalar imageH = fAtlas->height(); |
| SkScalar scos = 1; |
| SkScalar ssin = 0; |
| if (fFlags & kRotate_Flag) { |
| scos = 0.866025403784439f; // sqrt(3)/2 |
| ssin = 0.5f; |
| } |
| |
| SkRandom rand; |
| for (int i = 0; i < N; ++i) { |
| fRects[i] = SkRect::MakeXYWH(rand.nextF() * (imageW - 8), |
| rand.nextF() * (imageH - 8), 8, 8); |
| fColors[i] = rand.nextU() | 0xFF000000; |
| fXforms[i] = SkRSXform::Make(scos, ssin, rand.nextF() * W, rand.nextF() * H); |
| } |
| } |
| void onDraw(int loops, SkCanvas* canvas) override { |
| const SkRect* cullRect = nullptr; |
| const SkPaint* paintPtr = nullptr; |
| const SkColor* colors = nullptr; |
| if (fFlags & kColors_Flag) { |
| colors = fColors; |
| } |
| if (fFlags & kPersp_Flag) { |
| tiny_persp_effect(canvas); |
| } |
| for (int i = 0; i < loops; i++) { |
| canvas->drawAtlas(fAtlas.get(), fXforms, fRects, colors, N, SkBlendMode::kModulate, |
| SkSamplingOptions(), cullRect, paintPtr); |
| } |
| } |
| private: |
| using INHERITED = Benchmark; |
| }; |
| //DEF_BENCH(return new AtlasBench(0);) |
| //DEF_BENCH(return new AtlasBench(kColors_Flag);) |
| DEF_BENCH(return new AtlasBench(0);) |
| DEF_BENCH(return new AtlasBench(kRotate_Flag);) |
| DEF_BENCH(return new AtlasBench(kPersp_Flag);) |
| DEF_BENCH(return new AtlasBench(kColors_Flag);) |
| DEF_BENCH(return new AtlasBench(kColors_Flag | kRotate_Flag);) |
| |