blob: 602aa9d38d64a8a5b2b1feeae094eee0c990919b [file] [log] [blame]
/*
* 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 "src/gpu/GrContextPriv.h"
#include "src/gpu/GrImageInfo.h"
#include "src/gpu/GrSurfaceContext.h"
#include "src/gpu/GrSurfaceProxy.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);
FillPixelData(kWidth, kHeight, srcBuffer.get());
auto grCT = SkColorTypeToGrColorType(ct);
auto proxy = sk_gpu_test::MakeTextureProxyFromData(
context, renderable, kTopLeft_GrSurfaceOrigin,
{grCT, kPremul_SkAlphaType, nullptr, kWidth, kHeight}, srcBuffer, 0);
REPORTER_ASSERT(reporter, proxy);
if (proxy) {
GrSwizzle swizzle = context->priv().caps()->getReadSwizzle(proxy->backendFormat(), grCT);
GrSurfaceProxyView view(proxy, kTopLeft_GrSurfaceOrigin, swizzle);
auto sContext = GrSurfaceContext::Make(context, std::move(view), grCT, kPremul_SkAlphaType,
nullptr);
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,
DoesFullBufferContainCorrectColor(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, DoesFullBufferContainCorrectColor(srcBuffer, dstBuffer, 10, 2));
}
proxy = sk_gpu_test::MakeTextureProxyFromData(
context, renderable, kBottomLeft_GrSurfaceOrigin,
{grCT, kPremul_SkAlphaType, nullptr, kWidth, kHeight}, srcBuffer, 0);
REPORTER_ASSERT(reporter, proxy);
if (proxy) {
GrSwizzle swizzle = context->priv().caps()->getReadSwizzle(proxy->backendFormat(), grCT);
GrSurfaceProxyView view(proxy, kBottomLeft_GrSurfaceOrigin, swizzle);
auto sContext = GrSurfaceContext::Make(context, std::move(view), grCT, kPremul_SkAlphaType,
nullptr);
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,
DoesFullBufferContainCorrectColor(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, DoesFullBufferContainCorrectColor(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);
}