skia2/tests/GrTestingBackendTextureUploadTest.cpp
Robert Phillips cb1adb40d0 Add srcData version of createBackendTexture API
Change-Id: I9679774d69e087a4ceb24de78e98585382bf8593
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/218553
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
2019-06-10 19:39:33 +00:00

106 lines
3.8 KiB
C++

/*
* 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 "include/core/SkTypes.h"
#include "include/gpu/GrTexture.h"
#include "src/core/SkConvertPixels.h"
#include "src/core/SkAutoPixmapStorage.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/SkGr.h"
#include "tests/Test.h"
#include "tests/TestUtils.h"
void testing_only_texture_test(skiatest::Reporter* reporter, GrContext* context, SkColorType ct,
GrRenderable renderable, bool doDataUpload, GrMipMapped mipMapped) {
const int kWidth = 16;
const int kHeight = 16;
SkImageInfo ii = SkImageInfo::Make(kWidth, kHeight, ct, kPremul_SkAlphaType);
SkAutoPixmapStorage expectedPixels, actualPixels;
expectedPixels.alloc(ii);
actualPixels.alloc(ii);
const GrCaps* caps = context->priv().caps();
GrGpu* gpu = context->priv().getGpu();
GrPixelConfig config = SkColorType2GrPixelConfig(ct);
if (!caps->isConfigTexturable(config)) {
return;
}
GrColorType grCT = SkColorTypeToGrColorType(ct);
if (GrColorType::kUnknown == grCT) {
return;
}
if (caps->supportedReadPixelsColorType(config, grCT) != grCT) {
return;
}
GrBackendTexture backendTex;
if (doDataUpload) {
SkASSERT(GrMipMapped::kNo == mipMapped);
fill_pixel_data(kWidth, kHeight, expectedPixels.writable_addr32(0, 0));
backendTex = context->priv().createBackendTexture(&expectedPixels, 1, renderable);
} else {
backendTex = context->createBackendTexture(kWidth, kHeight, ct, SkColors::kTransparent,
mipMapped, renderable);
size_t allocSize = SkAutoPixmapStorage::AllocSize(ii, nullptr);
// createBackendTexture will fill the texture with 0's if no data is provided, so
// we set the expected result likewise.
memset(expectedPixels.writable_addr32(0, 0), 0, allocSize);
}
if (!backendTex.isValid()) {
return;
}
sk_sp<GrTexture> wrappedTex;
if (GrRenderable::kYes == renderable) {
wrappedTex = gpu->wrapRenderableBackendTexture(
backendTex, 1, GrWrapOwnership::kAdopt_GrWrapOwnership, GrWrapCacheable::kNo);
} else {
wrappedTex = gpu->wrapBackendTexture(backendTex, GrWrapOwnership::kAdopt_GrWrapOwnership,
GrWrapCacheable::kNo, kRead_GrIOType);
}
REPORTER_ASSERT(reporter, wrappedTex);
bool result = gpu->readPixels(wrappedTex.get(), 0, 0, kWidth,
kHeight, grCT,
actualPixels.writable_addr32(0, 0),
actualPixels.rowBytes());
REPORTER_ASSERT(reporter, result);
REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(expectedPixels.addr32(),
actualPixels.addr32(),
kWidth, kHeight));
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrTestingBackendTextureUploadTest, reporter, ctxInfo) {
for (auto colorType: { kRGBA_8888_SkColorType, kBGRA_8888_SkColorType }) {
for (auto renderable: { GrRenderable::kYes, GrRenderable::kNo }) {
for (bool doDataUpload: {true, false}) {
testing_only_texture_test(reporter, ctxInfo.grContext(), colorType,
renderable, doDataUpload, GrMipMapped::kNo);
if (!doDataUpload) {
testing_only_texture_test(reporter, ctxInfo.grContext(), colorType,
renderable, doDataUpload, GrMipMapped::kYes);
}
}
}
}
}