1 /*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <benchmark/benchmark.h>
18
19 #include "GammaFontRenderer.h"
20 #include "tests/common/TestUtils.h"
21
22 #include <SkPaint.h>
23
24 using namespace android;
25 using namespace android::uirenderer;
26
BM_FontRenderer_precache_cachehits(benchmark::State & state)27 void BM_FontRenderer_precache_cachehits(benchmark::State& state) {
28 TestUtils::runOnRenderThread([&state](renderthread::RenderThread& thread) {
29 SkPaint paint;
30 paint.setTextSize(20);
31 paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
32 GammaFontRenderer gammaFontRenderer;
33 FontRenderer& fontRenderer = gammaFontRenderer.getFontRenderer();
34 fontRenderer.setFont(&paint, SkMatrix::I());
35
36 std::vector<glyph_t> glyphs;
37 std::vector<float> positions;
38 float totalAdvance;
39 uirenderer::Rect bounds;
40 TestUtils::layoutTextUnscaled(paint, "This is a test", &glyphs, &positions, &totalAdvance,
41 &bounds);
42
43 fontRenderer.precache(&paint, glyphs.data(), glyphs.size(), SkMatrix::I());
44
45 while (state.KeepRunning()) {
46 fontRenderer.precache(&paint, glyphs.data(), glyphs.size(), SkMatrix::I());
47 }
48 });
49 }
50 BENCHMARK(BM_FontRenderer_precache_cachehits);
51