skia2/tests/GrTestingBackendTextureUploadTest.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

94 lines
3.4 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/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;
SkAutoTMalloc<GrColor> srcBuffer;
if (doDataUpload) {
srcBuffer.reset(kWidth * kHeight);
fill_pixel_data(kWidth, kHeight, srcBuffer.get());
}
SkAutoTMalloc<GrColor> dstBuffer(kWidth * kHeight);
GrGpu* gpu = context->priv().getGpu();
GrPixelConfig config = SkColorType2GrPixelConfig(ct);
if (!gpu->caps()->isConfigTexturable(config)) {
return;
}
GrColorType grCT = SkColorTypeToGrColorType(ct);
if (GrColorType::kUnknown == grCT) {
return;
}
if (gpu->caps()->supportedReadPixelsColorType(config, grCT) != grCT) {
return;
}
GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
kWidth, kHeight, ct,
mipMapped, renderable, srcBuffer);
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);
int rowBytes = GrColorTypeBytesPerPixel(grCT) * kWidth;
bool result = gpu->readPixels(wrappedTex.get(), 0, 0, kWidth,
kHeight, grCT, dstBuffer, rowBytes);
if (!doDataUpload) {
// createTestingOnlyBackendTexture will fill the texture with 0's if no data is provided, so
// we set the expected result likewise.
srcBuffer.reset(kWidth * kHeight);
memset(srcBuffer, 0, kWidth * kHeight * sizeof(GrColor));
}
REPORTER_ASSERT(reporter, result);
REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer, dstBuffer,
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);
}
}
}
}
}