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#define SAVE_FILE
#include "SkCanvas.h"
#include "SkImageEncoder.h"
#include "SkString.h"
#include "SkTime.h"
#include "SkBenchmark.h"
typedef SkTRegistry<SkBenchmark> BenchRegistry;
class Iter {
public:
Iter() {
fBench = BenchRegistry::Head();
}
SkBenchmark* next() {
if (fBench) {
BenchRegistry::Factory f = fBench->factory();
fBench = fBench->next();
return f();
}
return NULL;
}
private:
const BenchRegistry* fBench;
};
static void make_filename(const char name[], SkString* path) {
path->set(name);
for (int i = 0; name[i]; i++) {
switch (name[i]) {
case '/':
case '\\':
case ' ':
case ':':
path->writable_str()[i] = '-';
break;
default:
break;
}
}
}
static void saveFile(const char name[], const char config[], const char dir[],
const SkBitmap& bm) {
#ifdef SAVE_FILE
SkBitmap copy;
if (!bm.copyTo(©, SkBitmap::kARGB_8888_Config)) {
return;
}
SkString str;
make_filename(name, &str);
str.appendf("_%s.png", config);
str.prepend(dir);
::remove(str.c_str());
SkImageEncoder::EncodeFile(str.c_str(), copy, SkImageEncoder::kPNG_Type,
100);
#endif
}
static void performClip(SkCanvas* canvas, int w, int h) {
SkRect r;
r.set(SkIntToScalar(10), SkIntToScalar(10),
SkIntToScalar(w*2/3), SkIntToScalar(h*2/3));
canvas->clipRect(r, SkRegion::kIntersect_Op);
r.set(SkIntToScalar(w/3), SkIntToScalar(h/3),
SkIntToScalar(w-10), SkIntToScalar(h-10));
canvas->clipRect(r, SkRegion::kXOR_Op);
}
static void performRotate(SkCanvas* canvas, int w, int h) {
const SkScalar x = SkIntToScalar(w) / 2;
const SkScalar y = SkIntToScalar(h) / 2;
canvas->translate(x, y);
canvas->rotate(SkIntToScalar(35));
canvas->translate(-x, -y);
}
static const struct {
SkBitmap::Config fConfig;
const char* fName;
} gConfigs[] = {
{ SkBitmap::kARGB_8888_Config, "8888" },
{ SkBitmap::kRGB_565_Config, "565", },
{ SkBitmap::kARGB_4444_Config, "4444", },
{ SkBitmap::kA8_Config, "A8", }
};
static int findConfig(const char config[]) {
for (size_t i = 0; i < SK_ARRAY_COUNT(gConfigs); i++) {
if (!strcmp(config, gConfigs[i].fName)) {
return i;
}
}
return -1;
}
int main (int argc, char * const argv[]) {
int repeatDraw = 1;
int forceAlpha = 0xFF;
bool forceAA = true;
bool doRotate = false;
bool doClip = false;
SkString outDir;
SkBitmap::Config outConfig = SkBitmap::kARGB_8888_Config;
char* const* stop = argv + argc;
for (++argv; argv < stop; ++argv) {
if (strcmp(*argv, "-o") == 0) {
argv++;
if (argv < stop && **argv) {
outDir.set(*argv);
if (outDir.c_str()[outDir.size() - 1] != '/') {
outDir.append("/");
}
}
} else if (strcmp(*argv, "-repeat") == 0) {
argv++;
if (argv < stop) {
repeatDraw = atoi(*argv);
if (repeatDraw < 1) {
repeatDraw = 1;
}
} else {
fprintf(stderr, "missing arg for -repeat\n");
return -1;
}
} else if (!strcmp(*argv, "-rotate")) {
doRotate = true;
} else if (!strcmp(*argv, "-clip")) {
doClip = true;
} else if (strcmp(*argv, "-forceAA") == 0) {
forceAA = true;
} else if (strcmp(*argv, "-forceBW") == 0) {
forceAA = false;
} else if (strcmp(*argv, "-forceBlend") == 0) {
forceAlpha = 0x80;
} else if (strcmp(*argv, "-forceOpaque") == 0) {
forceAlpha = 0xFF;
} else {
int index = findConfig(*argv);
if (index >= 0) {
outConfig = gConfigs[index].fConfig;
}
}
}
const char* configName = "";
int configCount = SK_ARRAY_COUNT(gConfigs);
Iter iter;
SkBenchmark* bench;
while ((bench = iter.next()) != NULL) {
SkIPoint dim = bench->getSize();
if (dim.fX <= 0 || dim.fY <= 0) {
continue;
}
bench->setForceAlpha(forceAlpha);
bench->setForceAA(forceAA);
printf("running bench %8s", bench->getName());
for (int configIndex = 0; configIndex < configCount; configIndex++) {
if (configCount > 1) {
outConfig = gConfigs[configIndex].fConfig;
configName = gConfigs[configIndex].fName;
}
SkBitmap bm;
bm.setConfig(outConfig, dim.fX, dim.fY);
bm.allocPixels();
SkCanvas canvas(bm);
canvas.drawColor(SK_ColorWHITE);
if (doClip) {
performClip(&canvas, dim.fX, dim.fY);
}
if (doRotate) {
performRotate(&canvas, dim.fX, dim.fY);
}
SkMSec now = SkTime::GetMSecs();
for (int i = 0; i < repeatDraw; i++) {
SkAutoCanvasRestore acr(&canvas, true);
bench->draw(&canvas);
}
if (repeatDraw > 1) {
printf(" %4s:%7.2f", configName,
(SkTime::GetMSecs() - now) / (double)repeatDraw);
}
if (outDir.size() > 0) {
saveFile(bench->getName(), configName, outDir.c_str(), bm);
}
}
printf("\n");
}
return 0;
}
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