add special-case for chopping at exactly half for rational-quads (2-3x faster)
git-svn-id: http://skia.googlecode.com/svn/trunk@8672 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/bench/PathBench.cpp b/bench/PathBench.cpp
index 658ee96..016bf4e 100644
--- a/bench/PathBench.cpp
+++ b/bench/PathBench.cpp
@@ -864,6 +864,68 @@
typedef SkBenchmark INHERITED;
};
+///////////////////////////////////////////////////////////////////////////////
+
+#include "SkGeometry.h"
+
+class RationalQuadBench_Chop5 : public SkBenchmark {
+ enum {
+ N = 100000
+ };
+ SkRationalQuad fRQ;
+public:
+ RationalQuadBench_Chop5(void* param) : INHERITED(param) {
+ fRQ.fPts[0].set(0, 0);
+ fRQ.fPts[1].set(100, 0);
+ fRQ.fPts[2].set(100, 100);
+ fRQ.fW = SkScalarCos(SK_ScalarPI/4);
+ }
+
+private:
+ virtual const char* onGetName() SK_OVERRIDE {
+ return "ratquad-chop-0.5";
+ }
+
+ virtual void onDraw(SkCanvas*) SK_OVERRIDE {
+ SkRationalQuad dst[2];
+ for (int i = 0; i < N; ++i) {
+ fRQ.chopAt(0.5f, dst);
+ }
+ }
+
+ typedef SkBenchmark INHERITED;
+};
+
+class RationalQuadBench_ChopHalf : public SkBenchmark {
+ enum {
+ N = 100000
+ };
+ SkRationalQuad fRQ;
+public:
+ RationalQuadBench_ChopHalf(void* param) : INHERITED(param) {
+ fRQ.fPts[0].set(0, 0);
+ fRQ.fPts[1].set(100, 0);
+ fRQ.fPts[2].set(100, 100);
+ fRQ.fW = SkScalarCos(SK_ScalarPI/4);
+ }
+
+private:
+ virtual const char* onGetName() SK_OVERRIDE {
+ return "ratquad-chop-half";
+ }
+
+ virtual void onDraw(SkCanvas*) SK_OVERRIDE {
+ SkRationalQuad dst[2];
+ for (int i = 0; i < N; ++i) {
+ fRQ.chop(dst);
+ }
+ }
+
+ typedef SkBenchmark INHERITED;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
const SkRect ConservativelyContainsBench::kBounds = SkRect::MakeWH(SkIntToScalar(100), SkIntToScalar(100));
const SkSize ConservativelyContainsBench::kQueryMin = SkSize::Make(SkIntToScalar(1), SkIntToScalar(1));
const SkSize ConservativelyContainsBench::kQueryMax = SkSize::Make(SkIntToScalar(40), SkIntToScalar(40));
@@ -918,3 +980,6 @@
DEF_BENCH( return new ConservativelyContainsBench(p, ConservativelyContainsBench::kRect_Type); )
DEF_BENCH( return new ConservativelyContainsBench(p, ConservativelyContainsBench::kRoundRect_Type); )
DEF_BENCH( return new ConservativelyContainsBench(p, ConservativelyContainsBench::kOval_Type); )
+
+DEF_BENCH( return new RationalQuadBench_Chop5(p) )
+DEF_BENCH( return new RationalQuadBench_ChopHalf(p) )