/*

 * 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 "tools/graphite/vk/GraphiteVulkanTestContext.h"

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

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

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

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

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

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

#include "tools/gpu/ContextType.h"

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

#include "tools/graphite/TestOptions.h"

extern bool gCreateProtectedContext;

namespace skiatest::graphite {

std::unique_ptr<GraphiteTestContext> VulkanTestContext::Make() {

    skgpu::VulkanBackendContext backendContext;

    skgpu::VulkanExtensions* extensions;

    VkPhysicalDeviceFeatures2* features;

    VkDebugReportCallbackEXT debugCallback = VK_NULL_HANDLE;

    PFN_vkDestroyDebugReportCallbackEXT destroyCallback = nullptr;

    PFN_vkGetInstanceProcAddr instProc;

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

        return nullptr;

    }

    extensions = new skgpu::VulkanExtensions();

    features = new VkPhysicalDeviceFeatures2;

    memset(features, 0, sizeof(VkPhysicalDeviceFeatures2));

    if (!sk_gpu_test::CreateVkBackendContext(instProc, &backendContext, extensions,

                                             features, &debugCallback,

                                             nullptr, sk_gpu_test::CanPresentFn(),

                                             gCreateProtectedContext)) {

        sk_gpu_test::FreeVulkanFeaturesStructs(features);

        delete features;

        delete extensions;

        return nullptr;

    }

    if (debugCallback != VK_NULL_HANDLE) {

        destroyCallback = (PFN_vkDestroyDebugReportCallbackEXT) instProc(

                backendContext.fInstance, "vkDestroyDebugReportCallbackEXT");

    }

    return std::unique_ptr<GraphiteTestContext>(new VulkanTestContext(backendContext,

                                                                      extensions,

                                                                      features,

                                                                      debugCallback,

                                                                      destroyCallback));

}

#define ACQUIRE_VK_PROC_LOCAL(name, inst)                                                \

    PFN_vk##name localVk##name =                                                         \

            reinterpret_cast<PFN_vk##name>(fVulkan.fGetProc("vk" #name, inst, nullptr)); \

    do {                                                                                 \

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

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

            return;                                                                      \

        }                                                                                \

    } while (0)

VulkanTestContext::~VulkanTestContext() {

    fVulkan.fMemoryAllocator.reset();

    ACQUIRE_VK_PROC_LOCAL(DeviceWaitIdle, fVulkan.fInstance);

    ACQUIRE_VK_PROC_LOCAL(DestroyDevice, fVulkan.fInstance);

    ACQUIRE_VK_PROC_LOCAL(DestroyInstance, fVulkan.fInstance);

    localVkDeviceWaitIdle(fVulkan.fDevice);

    localVkDestroyDevice(fVulkan.fDevice, nullptr);

#ifdef SK_ENABLE_VK_LAYERS

    if (fDebugCallback != VK_NULL_HANDLE) {

        fDestroyDebugReportCallbackEXT(fVulkan.fInstance, fDebugCallback, nullptr);

    }

#else

    // Surpress unused private member variable warning

    (void)fDebugCallback;

    (void)fDestroyDebugReportCallbackEXT;

#endif

    localVkDestroyInstance(fVulkan.fInstance, nullptr);

    delete fExtensions;

    sk_gpu_test::FreeVulkanFeaturesStructs(fFeatures);

    delete fFeatures;

}

skgpu::ContextType VulkanTestContext::contextType() {

    return skgpu::ContextType::kVulkan;

}

std::unique_ptr<skgpu::graphite::Context> VulkanTestContext::makeContext(

        const TestOptions& options) {

    SkASSERT(!options.hasDawnOptions());

    skgpu::graphite::ContextOptions revisedContextOptions(options.fContextOptions);

    skgpu::graphite::ContextOptionsPriv contextOptionsPriv;

    if (!options.fContextOptions.fOptionsPriv) {

        revisedContextOptions.fOptionsPriv = &contextOptionsPriv;

    }

    // Needed to make synchronous readPixels work

    revisedContextOptions.fOptionsPriv->fStoreContextRefInRecorder = true;

    SkASSERT(fVulkan.fMemoryAllocator);

    return skgpu::graphite::ContextFactory::MakeVulkan(fVulkan, revisedContextOptions);

}

Unexecuted instantiation: skiatest::graphite::VulkanTestContext::makeContext(skiatest::graphite::TestOptions const&)

Unexecuted instantiation: skiatest::graphite::VulkanTestContext::makeContext(skiatest::graphite::TestOptions const&)

}  // namespace skiatest::graphite