skia2/tests/GrUploadPixelsTests.cpp
Robert Phillips 9dbcdcc8ba Alter createTestingOnlyBackendTexture methods
This intended to bring this API more into line with the proposed GrBackendObject API with an eye towards replacing the former with the latter.

TBR=bsalomon@google.com
Change-Id: I4367f03fb10fff788749f21c4843060111a6df1c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/213220
Reviewed-by: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2019-05-13 15:39:33 +00:00

102 lines
4.4 KiB
C++

/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
// This is a GPU-backend specific test. It relies on static intializers to work
#include "include/core/SkTypes.h"
#include "include/private/GrSurfaceProxy.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/SkGr.h"
#include "tests/Test.h"
#include "tests/TestUtils.h"
#include "tools/gpu/GrContextFactory.h"
#include "tools/gpu/ProxyUtils.h"
using sk_gpu_test::GrContextFactory;
void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, SkColorType ct,
GrRenderable renderable) {
const int kWidth = 16;
const int kHeight = 16;
SkAutoTMalloc<GrColor> srcBuffer(kWidth*kHeight);
SkAutoTMalloc<GrColor> dstBuffer(kWidth*kHeight);
fill_pixel_data(kWidth, kHeight, srcBuffer.get());
auto proxy = sk_gpu_test::MakeTextureProxyFromData(context, renderable, kWidth, kHeight, ct,
kTopLeft_GrSurfaceOrigin, srcBuffer, 0);
REPORTER_ASSERT(reporter, proxy);
if (proxy) {
sk_sp<GrSurfaceContext> sContext = context->priv().makeWrappedSurfaceContext(proxy);
SkImageInfo dstInfo = SkImageInfo::Make(kWidth, kHeight, ct, kPremul_SkAlphaType);
bool result = sContext->readPixels(dstInfo, dstBuffer, 0, 0, 0);
REPORTER_ASSERT(reporter, result);
REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
dstBuffer,
kWidth,
kHeight));
dstInfo = SkImageInfo::Make(10, 2, ct, kPremul_SkAlphaType);
result = sContext->writePixels(dstInfo, srcBuffer, 0, 2, 10);
REPORTER_ASSERT(reporter, result);
memset(dstBuffer, 0, kWidth*kHeight*sizeof(GrColor));
result = sContext->readPixels(dstInfo, dstBuffer, 0, 2, 10);
REPORTER_ASSERT(reporter, result);
REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
dstBuffer,
10,
2));
}
proxy = sk_gpu_test::MakeTextureProxyFromData(context, renderable, kWidth, kHeight, ct,
kBottomLeft_GrSurfaceOrigin, srcBuffer, 0);
REPORTER_ASSERT(reporter, proxy);
if (proxy) {
sk_sp<GrSurfaceContext> sContext = context->priv().makeWrappedSurfaceContext(proxy);
SkImageInfo dstInfo = SkImageInfo::Make(kWidth, kHeight, ct, kPremul_SkAlphaType);
bool result = sContext->readPixels(dstInfo, dstBuffer, 0, 0, 0);
REPORTER_ASSERT(reporter, result);
REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
dstBuffer,
kWidth,
kHeight));
dstInfo = SkImageInfo::Make(4, 5, ct, kPremul_SkAlphaType);
result = sContext->writePixels(dstInfo, srcBuffer, 0, 5, 4);
REPORTER_ASSERT(reporter, result);
memset(dstBuffer, 0, kWidth*kHeight*sizeof(GrColor));
result = sContext->readPixels(dstInfo, dstBuffer, 0, 5, 4);
REPORTER_ASSERT(reporter, result);
REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
dstBuffer,
4,
5));
}
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrUploadPixelsTests, reporter, ctxInfo) {
// RGBA
basic_texture_test(reporter, ctxInfo.grContext(), kRGBA_8888_SkColorType, GrRenderable::kNo);
basic_texture_test(reporter, ctxInfo.grContext(), kRGBA_8888_SkColorType, GrRenderable::kYes);
// BGRA
basic_texture_test(reporter, ctxInfo.grContext(), kBGRA_8888_SkColorType, GrRenderable::kNo);
basic_texture_test(reporter, ctxInfo.grContext(), kBGRA_8888_SkColorType, GrRenderable::kYes);
}