/*

 * Copyright 2020 Google Inc.

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#include "tools/gpu/vk/VkTestHelper.h"

#if defined(SK_VULKAN)

#include "include/core/SkSurface.h"

#include "include/gpu/GrTypes.h"

#include "include/gpu/vk/GrVkBackendContext.h"

#include "tests/TestType.h"

#include "tools/gpu/ProtectedUtils.h"

#include "tools/gpu/vk/VkTestUtils.h"

#if defined(SK_GANESH)

#include "include/gpu/GrDirectContext.h"

#include "include/gpu/ganesh/vk/GrVkDirectContext.h"

#endif

#if defined(SK_GRAPHITE)

#include "include/gpu/graphite/Context.h"

#include "include/gpu/graphite/vk/VulkanGraphiteUtils.h"

#include "include/private/gpu/graphite/ContextOptionsPriv.h"

#endif

#define ACQUIRE_INST_VK_PROC(name)                                                               \

    fVk##name = reinterpret_cast<PFN_vk##name>(instProc(fBackendContext.fInstance, "vk" #name)); \

    if (fVk##name == nullptr) {                                                                  \

        SkDebugf("Function ptr for vk%s could not be acquired\n", #name);                        \

        return false;                                                                            \

    }

#define ACQUIRE_DEVICE_VK_PROC(name)                                                          \

    fVk##name = reinterpret_cast<PFN_vk##name>(fVkGetDeviceProcAddr(fDevice, "vk" #name));    \

    if (fVk##name == nullptr) {                                                               \

        SkDebugf("Function ptr for vk%s could not be acquired\n", #name);                     \

        return false;                                                                         \

    }

#if defined(SK_GANESH)

class GaneshVkTestHelper : public VkTestHelper {

public:

    GaneshVkTestHelper(bool isProtected) : VkTestHelper(isProtected) {}

    ~GaneshVkTestHelper() override {

        // Make sure any work, release procs, etc left on the context are finished with before we

        // start tearing everything down.

        if (fDirectContext) {

            fDirectContext->flushAndSubmit(GrSyncCpu::kYes);

        }

        fDirectContext.reset();

    }

    bool isValid() const override { return fDirectContext != nullptr; }

    sk_sp<SkSurface> createSurface(SkISize size, bool textureable, bool isProtected) override {

        // Make Ganesh use DMSAA to better match Graphite's behavior

        SkSurfaceProps props(SkSurfaceProps::kDynamicMSAA_Flag, kUnknown_SkPixelGeometry);

        return ProtectedUtils::CreateProtectedSkSurface(fDirectContext.get(), size,

                                                        textureable, isProtected,

                                                        &props);

    }

    void submitAndWaitForCompletion(bool* completionMarker) override {

        fDirectContext->submit();

        while (!*completionMarker) {

            fDirectContext->checkAsyncWorkCompletion();

        }

    }

    GrDirectContext* directContext() override { return fDirectContext.get(); }

protected:

    bool init() override {

        if (!this->setupBackendContext()) {

            return false;

        }

        GrVkBackendContext gr;

        sk_gpu_test::ConvertBackendContext(fBackendContext, &gr);

        fDirectContext = GrDirectContexts::MakeVulkan(gr);

        if (!fDirectContext) {

            return false;

        }

        SkASSERT(fDirectContext->supportsProtectedContent() == fIsProtected);

        return true;

    }

Unexecuted instantiation: GaneshVkTestHelper::init()

Unexecuted instantiation: GaneshVkTestHelper::init()

private:

    sk_sp<GrDirectContext> fDirectContext;

};

#endif // SK_GANESH

#if defined(SK_GRAPHITE)

class GraphiteVkTestHelper : public VkTestHelper {

public:

    GraphiteVkTestHelper(bool isProtected) : VkTestHelper(isProtected) {}

    ~GraphiteVkTestHelper() override {

        // Make sure any work, release procs, etc left on the context are finished with before we

        // start tearing everything down.

        std::unique_ptr<skgpu::graphite::Recording> recording;

        if (fRecorder) {

            recording = fRecorder->snap();

        }

        if (fContext) {

            fContext->insertRecording({ recording.get() });

            fContext->submit(skgpu::graphite::SyncToCpu::kYes);

        }

        recording.reset();

        fRecorder.reset();

        fContext.reset();

    }

    bool isValid() const override { return fContext != nullptr && fRecorder != nullptr; }

    sk_sp<SkSurface> createSurface(SkISize size,

                                   bool /* textureable */,

                                   bool isProtected) override {

        return ProtectedUtils::CreateProtectedSkSurface(fRecorder.get(), size,

                                                        skgpu::Protected(isProtected));

    }

    void submitAndWaitForCompletion(bool* completionMarker) override {

        fContext->submit();

        while (!*completionMarker) {

            fContext->checkAsyncWorkCompletion();

        }

    }

    skgpu::graphite::Recorder* recorder() override { return fRecorder.get(); }

protected:

    bool init() override {

        if (!this->setupBackendContext()) {

            return false;

        }

        skgpu::graphite::ContextOptions contextOptions;

        skgpu::graphite::ContextOptionsPriv contextOptionsPriv;

        // Needed to make ManagedGraphiteTexture::ReleaseProc (w/in CreateProtectedSkSurface) work

        contextOptionsPriv.fStoreContextRefInRecorder = true;

        contextOptions.fOptionsPriv = &contextOptionsPriv;

        fContext = skgpu::graphite::ContextFactory::MakeVulkan(fBackendContext, contextOptions);

        if (!fContext) {

            return false;

        }

        SkASSERT(fContext->supportsProtectedContent() == fIsProtected);

        fRecorder = fContext->makeRecorder();

        if (!fRecorder) {

            return false;

        }

        return true;

    }

Unexecuted instantiation: GraphiteVkTestHelper::init()

Unexecuted instantiation: GraphiteVkTestHelper::init()

private:

    std::unique_ptr<skgpu::graphite::Context> fContext;

    std::unique_ptr<skgpu::graphite::Recorder> fRecorder;

};

#endif // SK_GRAPHITE

std::unique_ptr<VkTestHelper> VkTestHelper::Make(skiatest::TestType testType,

                                                 bool isProtected) {

    std::unique_ptr<VkTestHelper> helper;

    switch (testType) {

#if defined(SK_GANESH)

        case skiatest::TestType::kGanesh:

            helper = std::make_unique<GaneshVkTestHelper>(isProtected);

            break;

#endif

#if defined(SK_GRAPHITE)

        case skiatest::TestType::kGraphite:

            helper = std::make_unique<GraphiteVkTestHelper>(isProtected);

            break;

#endif

        default:

            return nullptr;

    }

    if (!helper->init()) {

        return nullptr;

    }

    return helper;

}

bool VkTestHelper::setupBackendContext() {

    PFN_vkGetInstanceProcAddr instProc;

    if (!sk_gpu_test::LoadVkLibraryAndGetProcAddrFuncs(&instProc)) {

        return false;

    }

    fFeatures.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_FEATURES_2;

    fFeatures.pNext = nullptr;

    fBackendContext.fInstance = VK_NULL_HANDLE;

    fBackendContext.fDevice = VK_NULL_HANDLE;

    if (!sk_gpu_test::CreateVkBackendContext(instProc, &fBackendContext, &fExtensions,

                                             &fFeatures, &fDebugCallback, nullptr,

                                             sk_gpu_test::CanPresentFn(), fIsProtected)) {

        return false;

    }

    fDevice = fBackendContext.fDevice;

    if (fDebugCallback != VK_NULL_HANDLE) {

        fDestroyDebugCallback = reinterpret_cast<PFN_vkDestroyDebugReportCallbackEXT>(

                instProc(fBackendContext.fInstance, "vkDestroyDebugReportCallbackEXT"));

    }

    ACQUIRE_INST_VK_PROC(DestroyInstance)

    ACQUIRE_INST_VK_PROC(DeviceWaitIdle)

    ACQUIRE_INST_VK_PROC(DestroyDevice)

    ACQUIRE_INST_VK_PROC(GetPhysicalDeviceFormatProperties)

    ACQUIRE_INST_VK_PROC(GetPhysicalDeviceMemoryProperties)

    ACQUIRE_INST_VK_PROC(GetDeviceProcAddr)

    ACQUIRE_DEVICE_VK_PROC(CreateImage)

    ACQUIRE_DEVICE_VK_PROC(DestroyImage)

    ACQUIRE_DEVICE_VK_PROC(GetImageMemoryRequirements)

    ACQUIRE_DEVICE_VK_PROC(AllocateMemory)

    ACQUIRE_DEVICE_VK_PROC(FreeMemory)

    ACQUIRE_DEVICE_VK_PROC(BindImageMemory)

    ACQUIRE_DEVICE_VK_PROC(MapMemory)

    ACQUIRE_DEVICE_VK_PROC(UnmapMemory)

    ACQUIRE_DEVICE_VK_PROC(FlushMappedMemoryRanges)

    ACQUIRE_DEVICE_VK_PROC(GetImageSubresourceLayout)

    return true;

}

VkTestHelper::~VkTestHelper() {

    fBackendContext.fMemoryAllocator.reset();

    if (fDevice != VK_NULL_HANDLE) {

        fVkDeviceWaitIdle(fDevice);

        fVkDestroyDevice(fDevice, nullptr);

        fDevice = VK_NULL_HANDLE;

    }

    if (fDebugCallback != VK_NULL_HANDLE) {

        fDestroyDebugCallback(fBackendContext.fInstance, fDebugCallback, nullptr);

    }

    if (fBackendContext.fInstance != VK_NULL_HANDLE) {

        fVkDestroyInstance(fBackendContext.fInstance, nullptr);

        fBackendContext.fInstance = VK_NULL_HANDLE;

    }

    sk_gpu_test::FreeVulkanFeaturesStructs(&fFeatures);

}

#endif // SK_VULKAN