skia2/tests/GrFinishedFlushTest.cpp
Greg Daniel a3aa75ab29 Add callback to flush for knowing when gpu is finished work.
Bug: skia:8802
Change-Id: I093c2a4e879b635b169a849d9af3e9f7a3d84a88
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/207870
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
2019-04-15 13:52:28 +00:00

93 lines
3.3 KiB
C++

/*
* Copyright 2019 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "GrContext.h"
#include "GrContextPriv.h"
#include "GrGpu.h"
#include "SkSurface.h"
using namespace sk_gpu_test;
static void testing_finished_proc(void* ctx) {
int* count = (int*)ctx;
*count += 1;
}
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(FlushFinishedProcTest, reporter, ctxInfo) {
GrContext* ctx = ctxInfo.grContext();
SkImageInfo info =
SkImageInfo::Make(8, 8, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
sk_sp<SkSurface> surface = SkSurface::MakeRenderTarget(ctx, SkBudgeted::kNo, info);
SkCanvas* canvas = surface->getCanvas();
// We flush the surface first just to get rid of any discards/clears that got recorded from
// making the surface.
surface->flush();
ctx->flush(kSyncCpu_GrFlushFlag, 0, nullptr);
int count = 0;
// There is no work on the surface so flushing should immediately call the finished proc.
surface->flush(SkSurface::BackendSurfaceAccess::kNoAccess, kNone_GrFlushFlags, 0, nullptr,
testing_finished_proc, (void*)&count);
REPORTER_ASSERT(reporter, count == 1);
canvas->clear(SK_ColorRED);
surface->flush(SkSurface::BackendSurfaceAccess::kNoAccess, kNone_GrFlushFlags, 0, nullptr,
testing_finished_proc, (void*)&count);
bool isVulkan = ctx->backend() == GrBackendApi::kVulkan;
if (isVulkan) {
// On Vulkan the command buffer we just submitted may or may not have finished immediately
// so the finish proc may not have been called.
REPORTER_ASSERT(reporter, count == 1 || count == 2);
} else {
REPORTER_ASSERT(reporter, count == 2);
}
ctx->flush(kSyncCpu_GrFlushFlag, 0, nullptr);
REPORTER_ASSERT(reporter, count == 2);
// Test flushing via the GrContext
canvas->clear(SK_ColorBLUE);
ctx->flush(kNone_GrFlushFlags, 0, nullptr, testing_finished_proc, (void*)&count);
if (isVulkan) {
// On Vulkan the command buffer we just submitted may or may not have finished immediately
// so the finish proc may not have been called.
REPORTER_ASSERT(reporter, count == 2 || count == 3);
} else {
REPORTER_ASSERT(reporter, count == 3);
}
ctx->flush(kSyncCpu_GrFlushFlag, 0, nullptr);
REPORTER_ASSERT(reporter, count == 3);
// There is no work on the surface so flushing should immediately call the finished proc.
ctx->flush(kNone_GrFlushFlags, 0, nullptr, testing_finished_proc, (void*)&count);
REPORTER_ASSERT(reporter, count == 4);
count = 0;
int count2 = 0;
canvas->clear(SK_ColorGREEN);
surface->flush(SkSurface::BackendSurfaceAccess::kNoAccess, kNone_GrFlushFlags, 0, nullptr,
testing_finished_proc, (void*)&count);
// There is no work to be flushed here so this will return immediately, but make sure the
// finished call from this proc isn't called till the previous surface flush also is finished.
ctx->flush(kNone_GrFlushFlags, 0, nullptr, testing_finished_proc, (void*)&count2);
REPORTER_ASSERT(reporter, count == count2);
ctx->flush(kSyncCpu_GrFlushFlag, 0, nullptr);
REPORTER_ASSERT(reporter, count == 1);
REPORTER_ASSERT(reporter, count == count2);
}