2011-10-28 18:57:32 +00:00
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/*
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* Copyright 2011 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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2014-06-19 19:32:29 +00:00
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#include "Benchmark.h"
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2011-10-28 18:57:32 +00:00
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#include "SkCanvas.h"
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#include "SkPaint.h"
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#include "SkRandom.h"
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#include "SkShader.h"
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2014-06-19 19:32:29 +00:00
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#include "SkString.h"
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2011-10-28 18:57:32 +00:00
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enum VertFlags {
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kColors_VertFlag,
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kTexture_VertFlag,
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};
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2014-06-19 19:32:29 +00:00
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class VertBench : public Benchmark {
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2011-10-28 18:57:32 +00:00
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SkString fName;
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enum {
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W = 640,
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H = 480,
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ROW = 20,
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COL = 20,
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PTS = (ROW + 1) * (COL + 1),
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IDX = ROW * COL * 6,
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};
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SkPoint fPts[PTS];
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SkColor fColors[PTS];
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uint16_t fIdx[IDX];
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static void load_2_tris(uint16_t idx[], int x, int y, int rb) {
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int n = y * rb + x;
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idx[0] = n; idx[1] = n + 1; idx[2] = rb + n + 1;
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idx[3] = n; idx[4] = rb + n + 1; idx[5] = n + rb;
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}
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2012-08-23 18:09:54 +00:00
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2011-10-28 18:57:32 +00:00
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public:
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2013-09-13 19:52:27 +00:00
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VertBench() {
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2011-10-28 18:57:32 +00:00
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const SkScalar dx = SkIntToScalar(W) / COL;
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const SkScalar dy = SkIntToScalar(H) / COL;
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SkPoint* pts = fPts;
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uint16_t* idx = fIdx;
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SkScalar yy = 0;
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for (int y = 0; y <= ROW; y++) {
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SkScalar xx = 0;
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for (int x = 0; x <= COL; ++x) {
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pts->set(xx, yy);
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pts += 1;
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xx += dx;
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2012-08-23 18:09:54 +00:00
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2011-10-28 18:57:32 +00:00
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if (x < COL && y < ROW) {
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load_2_tris(idx, x, y, COL + 1);
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for (int i = 0; i < 6; i++) {
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SkASSERT(idx[i] < PTS);
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}
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idx += 6;
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}
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}
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yy += dy;
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}
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SkASSERT(PTS == pts - fPts);
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SkASSERT(IDX == idx - fIdx);
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2013-09-09 20:09:12 +00:00
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SkRandom rand;
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2011-10-28 18:57:32 +00:00
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for (int i = 0; i < PTS; ++i) {
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fColors[i] = rand.nextU() | (0xFF << 24);
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}
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fName.set("verts");
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}
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protected:
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virtual const char* onGetName() { return fName.c_str(); }
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2013-12-03 18:17:16 +00:00
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virtual void onDraw(const int loops, SkCanvas* canvas) {
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2011-10-28 18:57:32 +00:00
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SkPaint paint;
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this->setupPaint(&paint);
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2011-10-28 19:50:21 +00:00
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2013-12-03 18:17:16 +00:00
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for (int i = 0; i < loops; i++) {
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2011-10-28 18:57:32 +00:00
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canvas->drawVertices(SkCanvas::kTriangles_VertexMode, PTS,
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fPts, NULL, fColors, NULL, fIdx, IDX, paint);
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}
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}
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private:
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2014-06-19 19:32:29 +00:00
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typedef Benchmark INHERITED;
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2011-10-28 18:57:32 +00:00
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};
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///////////////////////////////////////////////////////////////////////////////
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2013-09-13 19:52:27 +00:00
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DEF_BENCH( return SkNEW_ARGS(VertBench, ()); )
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