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/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrContext.h"
#include "GrContextPriv.h"
#include "GrGpu.h"
#include "SkCanvas.h"
#include "SkSurface.h"
#include "Test.h"
static bool check_read(skiatest::Reporter* reporter, const SkBitmap& bitmap) {
bool result = true;
for (int x = 0; x < 1000 && result; ++x) {
const uint32_t srcPixel = *bitmap.getAddr32(x, 0);
if (srcPixel != SK_ColorGREEN) {
ERRORF(reporter, "Expected color of Green, but got 0x%08x, at pixel (%d, 0).",
x, srcPixel);
result = false;
}
}
return result;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrOpListFlushCount, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrGpu* gpu = context->contextPriv().getGpu();
SkImageInfo imageInfo = SkImageInfo::Make(1000, 1, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
sk_sp<SkSurface> surface1 = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, imageInfo);
if (!surface1) {
return;
}
sk_sp<SkSurface> surface2 = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, imageInfo);
if (!surface2) {
return;
}
SkCanvas* canvas1 = surface1->getCanvas();
SkCanvas* canvas2 = surface2->getCanvas();
canvas1->clear(SK_ColorRED);
canvas2->clear(SK_ColorRED);
SkIRect srcRect = SkIRect::MakeWH(1, 1);
SkRect dstRect = SkRect::MakeWH(1, 1);
SkPaint paint;
paint.setColor(SK_ColorGREEN);
canvas1->drawRect(dstRect, paint);
for (int i = 0; i < 1000; ++i) {
srcRect.fLeft = i;
srcRect.fRight = srcRect.fLeft + 1;
sk_sp<SkImage> image = surface1->makeImageSnapshot();
canvas2->drawImageRect(image.get(), srcRect, dstRect, nullptr);
if (i != 999) {
dstRect.fLeft = i+1;
dstRect.fRight = dstRect.fLeft + 1;
image = surface2->makeImageSnapshot();
canvas1->drawImageRect(image.get(), srcRect, dstRect, nullptr);
}
}
context->flush();
// In total we make 2000 oplists. Our current limit on max oplists between flushes is 100, so we
// should do 20 flushes while executing oplists. Additionaly we always do 1 flush at the end of
// executing all oplists. So in total we should see 21 flushes here.
REPORTER_ASSERT(reporter, gpu->stats()->numFinishFlushes() == 21);
SkBitmap readbackBitmap;
readbackBitmap.allocN32Pixels(1000, 1);
REPORTER_ASSERT(reporter, surface1->readPixels(readbackBitmap, 0, 0));
REPORTER_ASSERT(reporter, check_read(reporter, readbackBitmap));
REPORTER_ASSERT(reporter, surface2->readPixels(readbackBitmap, 0, 0));
REPORTER_ASSERT(reporter, check_read(reporter, readbackBitmap));
}