Color filter benchmarks
Add a bunch of color filter benches:
3.35 ! colorfilter_matrix_runtime gl
2.43 colorfilter_src_runtime gl
2.41 ! colorfilter_lerp_src gl
2.40 ? colorfilter_compose_src gl
6.72 colorfilter_matrix_hsla gl
3.41 ? colorfilter_matrix_rgba gl
4.41 ! colorfilter_srgb_to_linear gl
4.31 ? colorfilter_linear_to_srgb gl
2.53 colorfilter_blend_srcover gl
2.43 ? colorfilter_blend_src gl
2.44 ! colorfilter_none gl
753.31 ? colorfilter_matrix_runtime 8888
257.59 ? colorfilter_src_runtime 8888
111.94 ? colorfilter_lerp_src 8888
82.35 ? colorfilter_compose_src 8888
600.24 ! colorfilter_matrix_hsla 8888
304.49 colorfilter_matrix_rgba 8888
457.25 ? colorfilter_srgb_to_linear 8888
493.23 ? colorfilter_linear_to_srgb 8888
95.61 ? colorfilter_blend_srcover 8888
74.41 ? colorfilter_blend_src 8888
19.15 ? colorfilter_none 8888
Change-Id: I08dfc81b14cba098b00edf2af150b82541003139
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/250260
Commit-Queue: Florin Malita <fmalita@chromium.org>
Reviewed-by: Mike Reed <reed@google.com>
diff --git a/bench/ColorFilterBench.cpp b/bench/ColorFilterBench.cpp
index 86a9f60..8005cf5 100644
--- a/bench/ColorFilterBench.cpp
+++ b/bench/ColorFilterBench.cpp
@@ -8,7 +8,10 @@
#include "bench/Benchmark.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColorFilter.h"
+#include "include/core/SkSurface.h"
#include "include/effects/SkImageFilters.h"
+#include "src/core/SkColorFilterPriv.h"
+#include "tools/Resources.h"
// Just need an interesting filter, nothing to special about colormatrix
static sk_sp<SkColorFilter> make_grayscale() {
@@ -76,3 +79,136 @@
DEF_BENCH( return new FilteredRectBench(FilteredRectBench::kNoFilter_Type); )
DEF_BENCH( return new FilteredRectBench(FilteredRectBench::kColorFilter_Type); )
DEF_BENCH( return new FilteredRectBench(FilteredRectBench::kImageFilter_Type); )
+
+namespace {
+
+class ColorMatrixBench final : public Benchmark {
+public:
+ using Factory = sk_sp<SkColorFilter>(*)();
+
+ explicit ColorMatrixBench(const char* suffix, Factory f)
+ : fFactory(f)
+ , fName(SkStringPrintf("colorfilter_%s", suffix)) {}
+
+private:
+ const char* onGetName() override {
+ return fName.c_str();
+ }
+
+ SkIPoint onGetSize() override {
+ return { 256, 256 };
+ }
+
+ void onDelayedSetup() override {
+ // Pass the image though a premul canvas so that we "forget" it is opaque.
+ auto surface = SkSurface::MakeRasterN32Premul(256, 256);
+ surface->getCanvas()->drawImage(GetResourceAsImage("images/mandrill_256.png"), 0, 0);
+
+ fImage = surface->makeImageSnapshot();
+ fColorFilter = fFactory();
+ }
+
+ void onDraw(int loops, SkCanvas* canvas) override {
+ SkPaint p;
+ p.setColorFilter(fColorFilter);
+
+ for (int i = 0; i < loops; ++i) {
+ canvas->drawImage(fImage, 0, 0, &p);
+ }
+ }
+
+ const Factory fFactory;
+ const SkString fName;
+
+ sk_sp<SkImage> fImage;
+ sk_sp<SkColorFilter> fColorFilter;
+};
+
+void RuntimeNone_CPU(float[4], const void*) {}
+
+const char RuntimeNone_GPU_SRC[] = R"(
+ void main(inout half4 c) {}
+)";
+
+void RuntimeColorMatrix_CPU(float colors[4], const void* ctx) {
+ auto c = reinterpret_cast<SkRGBA4f<kPremul_SkAlphaType>*>(colors)->unpremul();
+
+ const auto* m = static_cast<const float*>(ctx);
+ const auto c0 = c[0]*m[ 0] + c[1]*m[ 1] + c[2]*m[ 2] + c[3]*m[ 3] + m[ 4],
+ c1 = c[0]*m[ 5] + c[1]*m[ 6] + c[2]*m[ 7] + c[3]*m[ 8] + m[ 9],
+ c2 = c[0]*m[10] + c[1]*m[11] + c[2]*m[12] + c[3]*m[13] + m[14],
+ c3 = c[0]*m[15] + c[1]*m[16] + c[2]*m[17] + c[3]*m[18] + m[19];
+ c[0] = c0;
+ c[1] = c1;
+ c[2] = c2;
+ c[3] = c3;
+
+ *reinterpret_cast<SkRGBA4f<kPremul_SkAlphaType>*>(colors) = c.premul();
+}
+
+const char RuntimeColorMatrix_GPU_SRC[] = R"(
+ // WTB matrix/vector inputs.
+ layout(ctype=float) in uniform half m0 , m1 , m2 , m3 , m4 ,
+ m5 , m6 , m7 , m8 , m9 ,
+ m10, m11, m12, m13, m14,
+ m15, m16, m17, m18, m19;
+ void main(inout half4 c) {
+ half nonZeroAlpha = max(c.a, 0.0001);
+ c = half4(c.rgb / nonZeroAlpha, nonZeroAlpha);
+
+ half4x4 m = half4x4(m0, m5, m10, m15,
+ m1, m6, m11, m16,
+ m2, m7, m12, m17,
+ m3, m8, m13, m18);
+ c = m * c + half4 (m4, m9, m14, m19);
+
+ c = saturate(c);
+ c.rgb *= c.a;
+ }
+)";
+
+static constexpr float gColorMatrix[] = {
+ 0.3f, 0.3f, 0.0f, 0.0f, 0.3f,
+ 0.0f, 0.3f, 0.3f, 0.0f, 0.3f,
+ 0.0f, 0.0f, 0.3f, 0.3f, 0.3f,
+ 0.3f, 0.0f, 0.3f, 0.3f, 0.0f,
+};
+
+} // namespace
+
+DEF_BENCH( return new ColorMatrixBench("none",
+ []() { return sk_sp<SkColorFilter>(nullptr); }); )
+DEF_BENCH( return new ColorMatrixBench("blend_src",
+ []() { return SkColorFilters::Blend(0x80808080, SkBlendMode::kSrc); }); )
+DEF_BENCH( return new ColorMatrixBench("blend_srcover",
+ []() { return SkColorFilters::Blend(0x80808080, SkBlendMode::kSrcOver); }); )
+DEF_BENCH( return new ColorMatrixBench("linear_to_srgb",
+ []() { return SkColorFilters::LinearToSRGBGamma(); }); )
+DEF_BENCH( return new ColorMatrixBench("srgb_to_linear",
+ []() { return SkColorFilters::SRGBToLinearGamma(); }); )
+DEF_BENCH( return new ColorMatrixBench("matrix_rgba",
+ []() { return SkColorFilters::Matrix(gColorMatrix); }); )
+DEF_BENCH( return new ColorMatrixBench("matrix_hsla",
+ []() { return SkColorFilters::HSLAMatrix(gColorMatrix); }); )
+DEF_BENCH( return new ColorMatrixBench("compose_src",
+ []() { return SkColorFilters::Compose(SkColorFilters::Blend(0x80808080, SkBlendMode::kSrc),
+ SkColorFilters::Blend(0x80808080, SkBlendMode::kSrc));
+ }); )
+DEF_BENCH( return new ColorMatrixBench("lerp_src",
+ []() { return SkColorFilters::Lerp(0.3f,
+ SkColorFilters::Blend(0x80808080, SkBlendMode::kSrc),
+ SkColorFilters::Blend(0x80808080, SkBlendMode::kSrc));
+ }); )
+
+#ifdef SK_SUPPORT_GPU
+DEF_BENCH( return new ColorMatrixBench("src_runtime", []() {
+ static SkRuntimeColorFilterFactory gRuntimeFact(SkString(RuntimeNone_GPU_SRC),
+ RuntimeNone_CPU);
+ return gRuntimeFact.make(SkData::MakeWithCopy(gColorMatrix, sizeof(gColorMatrix)));
+ });)
+DEF_BENCH( return new ColorMatrixBench("matrix_runtime", []() {
+ static SkRuntimeColorFilterFactory gRuntimeFact(SkString(RuntimeColorMatrix_GPU_SRC),
+ RuntimeColorMatrix_CPU);
+ return gRuntimeFact.make(SkData::MakeWithCopy(gColorMatrix, sizeof(gColorMatrix)));
+ });)
+#endif