blob: 9252bfae6d6bfdaf3a5064daf57435b9e5098563 [file] [log] [blame]
/*
* Copyright 2022 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "tests/Test.h"
#include "include/gpu/graphite/Context.h"
#include "include/gpu/graphite/Recorder.h"
#include "include/gpu/graphite/Recording.h"
#include "src/gpu/graphite/Buffer.h"
#include "src/gpu/graphite/RecorderPriv.h"
#include "src/gpu/graphite/UploadBufferManager.h"
namespace skgpu::graphite {
DEF_GRAPHITE_TEST_FOR_RENDERING_CONTEXTS(UploadBufferManagerTest, reporter, context) {
std::unique_ptr<Recorder> recorder = context->makeRecorder();
UploadBufferManager* bufferManager = recorder->priv().uploadBufferManager();
// The test source data.
char src[8] = {
1, 2, 3, 4,
5, 6, 7, 8,
};
// Test multiple small writes to a reused buffer.
auto [smWriter0, smBufferInfo0] = bufferManager->getUploadWriter(10, 1);
smWriter0.write(/*offset=*/0, src, /*srcRowBytes=*/4, /*dstRowBytes=*/3, /*trimRowBytes=*/3,
/*rowCount=*/2);
smWriter0.write(/*offset=*/6, src, /*srcRowBytes=*/4, /*dstRowBytes=*/2, /*trimRowBytes=*/2,
/*rowCount=*/2);
auto [smWriter1, smBufferInfo1] = bufferManager->getUploadWriter(4, 1);
smWriter1.write(/*offset=*/0, src, /*srcRowBytes=*/4, /*dstRowBytes=*/2, /*trimRowBytes=*/2,
/*rowCount=*/2);
REPORTER_ASSERT(reporter, smBufferInfo0.fBuffer == smBufferInfo1.fBuffer);
REPORTER_ASSERT(reporter, smBufferInfo0.fOffset == 0);
REPORTER_ASSERT(reporter, smBufferInfo1.fOffset >= 10);
// Test a large write, which should get its own dedicated buffer.
auto [lgWriter, lgBufferInfo] = bufferManager->getUploadWriter((64 << 10) + 1, 1);
lgWriter.write(/*offset=*/0, src, /*srcRowBytes=*/4, /*dstRowBytes=*/2, /*trimRowBytes=*/2,
/*rowCount=*/2);
REPORTER_ASSERT(reporter, lgBufferInfo.fBuffer != smBufferInfo0.fBuffer);
REPORTER_ASSERT(reporter, lgBufferInfo.fOffset == 0);
REPORTER_ASSERT(reporter, lgBufferInfo.fBuffer->isMapped());
const void* lgBufferMap = const_cast<Buffer*>(lgBufferInfo.fBuffer)->map();
const char expectedLgBufferMap[4] = {
1, 2,
5, 6,
};
REPORTER_ASSERT(reporter,
memcmp(lgBufferMap, expectedLgBufferMap, sizeof(expectedLgBufferMap)) == 0);
// Test another small write after the large write.
auto [smWriter2, smBufferInfo2] = bufferManager->getUploadWriter(2, 1);
smWriter2.write(/*offset=*/0, src, /*srcRowBytes=*/4, /*dstRowBytes=*/2, /*trimRowBytes=*/2,
/*rowCount=*/1);
REPORTER_ASSERT(reporter, smBufferInfo2.fBuffer == smBufferInfo0.fBuffer);
REPORTER_ASSERT(reporter, smBufferInfo2.fOffset >= 4 + smBufferInfo1.fOffset);
REPORTER_ASSERT(reporter, smBufferInfo0.fBuffer->isMapped());
const char* smBufferMap =
reinterpret_cast<const char*>(const_cast<Buffer*>(smBufferInfo0.fBuffer)->map());
// Each section of written data could be offset and aligned by GPU-required rules, so we can't
// easily validate the contents of the buffer in one go, and instead test at each of the three
// reported offsets.
const char expectedSmBuffer0[10] = { 1, 2, 3, 5, 6, 7, 1, 2, 5, 6 };
const char expectedSmBuffer1[4] = { 1, 2, 5, 6 };
const char expectedSmBuffer2[2] = { 1, 2};
REPORTER_ASSERT(reporter, memcmp(smBufferMap + smBufferInfo0.fOffset,
expectedSmBuffer0,
sizeof(expectedSmBuffer0)) == 0);
REPORTER_ASSERT(reporter, memcmp(smBufferMap + smBufferInfo1.fOffset,
expectedSmBuffer1,
sizeof(expectedSmBuffer1)) == 0);
REPORTER_ASSERT(reporter, memcmp(smBufferMap + smBufferInfo2.fOffset,
expectedSmBuffer1,
sizeof(expectedSmBuffer2)) == 0);
// Snap a Recording from the Recorder. This will transfer resources from the UploadBufferManager
// to the Recording.
auto recording = recorder->snap();
// Test writes with a required alignment.
auto [alWriter0, alBufferInfo0] = bufferManager->getUploadWriter(6, 4);
alWriter0.write(/*offset=*/0, src, /*srcRowBytes=*/4, /*dstRowBytes=*/3, /*trimRowBytes=*/3,
/*rowCount=*/2);
auto [alWriter1, alBufferInfo1] = bufferManager->getUploadWriter(2, 4);
alWriter1.write(/*offset=*/0, src, /*srcRowBytes=*/4, /*dstRowBytes=*/2, /*trimRowBytes=*/2,
/*rowCount=*/1);
// Should not share a buffer with earlier small writes, since we've transferred previously-
// allocated resources to the command buffer.
REPORTER_ASSERT(reporter, alBufferInfo0.fBuffer != smBufferInfo0.fBuffer);
REPORTER_ASSERT(reporter, alBufferInfo0.fBuffer == alBufferInfo1.fBuffer);
REPORTER_ASSERT(reporter, alBufferInfo0.fOffset == 0);
REPORTER_ASSERT(reporter, alBufferInfo1.fOffset == 8);
// From alWriter0.
const char expectedAlBufferMap0[6] = {
1, 2, 3,
5, 6, 7,
};
// From alWriter1.
const char expectedAlBufferMap1[2] = {
1, 2,
};
REPORTER_ASSERT(reporter, alBufferInfo0.fBuffer->isMapped());
const void* alBufferMap = const_cast<Buffer*>(alBufferInfo0.fBuffer)->map();
REPORTER_ASSERT(reporter,
memcmp(alBufferMap, expectedAlBufferMap0, sizeof(expectedAlBufferMap0)) == 0);
alBufferMap = SkTAddOffset<const void>(alBufferMap, 8);
REPORTER_ASSERT(reporter,
memcmp(alBufferMap, expectedAlBufferMap1, sizeof(expectedAlBufferMap1)) == 0);
}
} // namespace skgpu::graphite