VulkanExternalImageTest.cpp

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Author : Michael Spang
Date : 2020-05-12 01:25:09
Hash : 9a78f6cf
Message : Add a test for mandatory Fuchsia handle types FEMU isn't reporting zircon events correctly in vkGetPhysicalDeviceExternalSemaphorePropertiesKHR, which causes the tests to be skipped. There's no test that can catch this problem, so add one. Bug: angleproject:4625 Change-Id: I0733e84eccb630569230c360fb900a1f04bf0f9b Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2195690 Commit-Queue: Michael Spang <spang@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>
src/tests/gl_tests/VulkanExternalImageTest.cpp
//
// Copyright 2019 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// VulkanExternalImageTest.cpp : Tests of images allocated externally using Vulkan.

#include "test_utils/ANGLETest.h"

#include "common/debug.h"
#include "test_utils/VulkanExternalHelper.h"
#include "test_utils/gl_raii.h"

namespace angle
{

namespace
{

constexpr int kInvalidFd = -1;

// List of VkFormat/internalformat combinations Chrome uses.
// This is compiled from the maps in
// components/viz/common/resources/resource_format_utils.cc.
const struct ImageFormatPair
{
    VkFormat vkFormat;
    GLenum internalFormat;
    const char *requiredExtension;
} kChromeFormats[] = {
    {VK_FORMAT_R8G8B8A8_UNORM, GL_RGBA8_OES},                    // RGBA_8888
    {VK_FORMAT_B8G8R8A8_UNORM, GL_BGRA8_EXT},                    // BGRA_8888
    {VK_FORMAT_R4G4B4A4_UNORM_PACK16, GL_RGBA4},                 // RGBA_4444
    {VK_FORMAT_R16G16B16A16_SFLOAT, GL_RGBA16F_EXT},             // RGBA_F16
    {VK_FORMAT_R8_UNORM, GL_R8_EXT},                             // RED_8
    {VK_FORMAT_R5G6B5_UNORM_PACK16, GL_RGB565},                  // RGB_565
    {VK_FORMAT_R16_UNORM, GL_R16_EXT, "GL_EXT_texture_norm16"},  // R16_EXT
    {VK_FORMAT_A2B10G10R10_UNORM_PACK32, GL_RGB10_A2_EXT},       // RGBA_1010102
    {VK_FORMAT_R8_UNORM, GL_ALPHA8_EXT},                         // ALPHA_8
    {VK_FORMAT_R8_UNORM, GL_LUMINANCE8_EXT},                     // LUMINANCE_8
    {VK_FORMAT_R8G8_UNORM, GL_RG8_EXT},                          // RG_88

    // TODO(spang): Chrome could use GL_RGBA8_OES here if we can solve a couple
    // of validation comformance issues (see crbug.com/1058521). Or, we can add
    // a new internalformat that's unambiguously R8G8B8X8 in ANGLE and use that.
    {VK_FORMAT_R8G8B8A8_UNORM, GL_RGB8_OES},  // RGBX_8888
};

struct OpaqueFdTraits
{
    using Handle = int;
    static Handle InvalidHandle() { return kInvalidFd; }

    static const char *MemoryObjectExtension() { return "GL_EXT_memory_object_fd"; }
    static const char *SemaphoreExtension() { return "GL_EXT_semaphore_fd"; }

    static bool CanCreateSemaphore(const VulkanExternalHelper &helper)
    {
        return helper.canCreateSemaphoreOpaqueFd();
    }

    static VkResult CreateSemaphore(VulkanExternalHelper *helper, VkSemaphore *semaphore)
    {
        return helper->createSemaphoreOpaqueFd(semaphore);
    }

    static VkResult ExportSemaphore(VulkanExternalHelper *helper,
                                    VkSemaphore semaphore,
                                    Handle *handle)
    {
        return helper->exportSemaphoreOpaqueFd(semaphore, handle);
    }

    static void ImportSemaphore(GLuint semaphore, Handle handle)
    {
        glImportSemaphoreFdEXT(semaphore, GL_HANDLE_TYPE_OPAQUE_FD_EXT, handle);
    }

    static bool CanCreateImage(const VulkanExternalHelper &helper,
                               VkFormat format,
                               VkImageType type,
                               VkImageTiling tiling)
    {
        return helper.canCreateImageOpaqueFd(format, type, tiling);
    }

    static VkResult CreateImage2D(VulkanExternalHelper *helper,
                                  VkFormat format,
                                  VkExtent3D extent,
                                  VkImage *imageOut,
                                  VkDeviceMemory *deviceMemoryOut,
                                  VkDeviceSize *deviceMemorySizeOut)
    {
        return helper->createImage2DOpaqueFd(format, extent, imageOut, deviceMemoryOut,
                                             deviceMemorySizeOut);
    }

    static VkResult ExportMemory(VulkanExternalHelper *helper,
                                 VkDeviceMemory deviceMemory,
                                 Handle *handle)
    {
        return helper->exportMemoryOpaqueFd(deviceMemory, handle);
    }

    static void ImportMemory(GLuint memoryObject, GLuint64 size, Handle handle)
    {
        glImportMemoryFdEXT(memoryObject, size, GL_HANDLE_TYPE_OPAQUE_FD_EXT, handle);
    }
};

struct FuchsiaTraits
{
    using Handle = zx_handle_t;

    static Handle InvalidHandle() { return ZX_HANDLE_INVALID; }

    static const char *MemoryObjectExtension() { return "GL_ANGLE_memory_object_fuchsia"; }
    static const char *SemaphoreExtension() { return "GL_ANGLE_semaphore_fuchsia"; }

    static bool CanCreateSemaphore(const VulkanExternalHelper &helper)
    {
        return helper.canCreateSemaphoreZirconEvent();
    }

    static VkResult CreateSemaphore(VulkanExternalHelper *helper, VkSemaphore *semaphore)
    {
        return helper->createSemaphoreZirconEvent(semaphore);
    }

    static VkResult ExportSemaphore(VulkanExternalHelper *helper,
                                    VkSemaphore semaphore,
                                    Handle *handle)
    {
        return helper->exportSemaphoreZirconEvent(semaphore, handle);
    }

    static void ImportSemaphore(GLuint semaphore, Handle handle)
    {
        glImportSemaphoreZirconHandleANGLE(semaphore, GL_HANDLE_TYPE_ZIRCON_EVENT_ANGLE, handle);
    }

    static bool CanCreateImage(const VulkanExternalHelper &helper,
                               VkFormat format,
                               VkImageType type,
                               VkImageTiling tiling)
    {
        return helper.canCreateImageZirconVmo(format, type, tiling);
    }

    static VkResult CreateImage2D(VulkanExternalHelper *helper,
                                  VkFormat format,
                                  VkExtent3D extent,
                                  VkImage *imageOut,
                                  VkDeviceMemory *deviceMemoryOut,
                                  VkDeviceSize *deviceMemorySizeOut)
    {
        return helper->createImage2DZirconVmo(format, extent, imageOut, deviceMemoryOut,
                                              deviceMemorySizeOut);
    }

    static VkResult ExportMemory(VulkanExternalHelper *helper,
                                 VkDeviceMemory deviceMemory,
                                 Handle *handle)
    {
        return helper->exportMemoryZirconVmo(deviceMemory, handle);
    }

    static void ImportMemory(GLuint memoryObject, GLuint64 size, Handle handle)
    {
        glImportMemoryZirconHandleANGLE(memoryObject, size, GL_HANDLE_TYPE_ZIRCON_VMO_ANGLE,
                                        handle);
    }
};

}  // namespace

class VulkanExternalImageTest : public ANGLETest
{
  protected:
    VulkanExternalImageTest()
    {
        setWindowWidth(1);
        setWindowHeight(1);
        setConfigRedBits(8);
        setConfigGreenBits(8);
        setConfigBlueBits(8);
        setConfigAlphaBits(8);
    }
};

template <typename Traits>
void RunShouldImportMemoryTest(bool isSwiftshader, bool enableDebugLayers)
{
    ASSERT(EnsureGLExtensionEnabled(Traits::MemoryObjectExtension()));

    VulkanExternalHelper helper;
    helper.initialize(isSwiftshader, enableDebugLayers);

    VkFormat format = VK_FORMAT_R8G8B8A8_UNORM;
    ANGLE_SKIP_TEST_IF(
        !Traits::CanCreateImage(helper, format, VK_IMAGE_TYPE_2D, VK_IMAGE_TILING_OPTIMAL));

    VkImage image                 = VK_NULL_HANDLE;
    VkDeviceMemory deviceMemory   = VK_NULL_HANDLE;
    VkDeviceSize deviceMemorySize = 0;

    VkExtent3D extent = {1, 1, 1};
    VkResult result =
        Traits::CreateImage2D(&helper, format, extent, &image, &deviceMemory, &deviceMemorySize);
    EXPECT_EQ(result, VK_SUCCESS);

    typename Traits::Handle memoryHandle = Traits::InvalidHandle();
    result = Traits::ExportMemory(&helper, deviceMemory, &memoryHandle);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_NE(memoryHandle, Traits::InvalidHandle());

    {
        GLMemoryObject memoryObject;
        GLint dedicatedMemory = GL_TRUE;
        glMemoryObjectParameterivEXT(memoryObject, GL_DEDICATED_MEMORY_OBJECT_EXT,
                                     &dedicatedMemory);
        Traits::ImportMemory(memoryObject, deviceMemorySize, memoryHandle);

        // Test that after calling glImportMemoryFdEXT, the parameters of the memory object cannot
        // be changed
        dedicatedMemory = GL_FALSE;
        glMemoryObjectParameterivEXT(memoryObject, GL_DEDICATED_MEMORY_OBJECT_EXT,
                                     &dedicatedMemory);
        EXPECT_GL_ERROR(GL_INVALID_OPERATION);
    }

    EXPECT_GL_NO_ERROR();

    vkDestroyImage(helper.getDevice(), image, nullptr);
    vkFreeMemory(helper.getDevice(), deviceMemory, nullptr);
}

// glImportMemoryFdEXT must be able to import a valid opaque fd.
TEST_P(VulkanExternalImageTest, ShouldImportMemoryOpaqueFd)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_EXT_memory_object_fd"));
    RunShouldImportMemoryTest<OpaqueFdTraits>(isSwiftshader(), enableDebugLayers());
}

// glImportMemoryZirconHandleANGLE must be able to import a valid vmo.
TEST_P(VulkanExternalImageTest, ShouldImportMemoryZirconVmo)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_ANGLE_memory_object_fuchsia"));
    RunShouldImportMemoryTest<FuchsiaTraits>(isSwiftshader(), enableDebugLayers());
}

template <typename Traits>
void RunShouldImportSemaphoreTest(bool isSwiftshader, bool enableDebugLayers)
{
    ASSERT(EnsureGLExtensionEnabled(Traits::SemaphoreExtension()));

    VulkanExternalHelper helper;
    helper.initialize(isSwiftshader, enableDebugLayers);

    ANGLE_SKIP_TEST_IF(!Traits::CanCreateSemaphore(helper));

    VkSemaphore vkSemaphore = VK_NULL_HANDLE;
    VkResult result         = helper.createSemaphoreOpaqueFd(&vkSemaphore);
    EXPECT_EQ(result, VK_SUCCESS);

    typename Traits::Handle semaphoreHandle = Traits::InvalidHandle();
    result = Traits::ExportSemaphore(&helper, vkSemaphore, &semaphoreHandle);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_NE(semaphoreHandle, Traits::InvalidHandle());

    {
        GLSemaphore glSemaphore;
        Traits::ImportSemaphore(glSemaphore, semaphoreHandle);
    }

    EXPECT_GL_NO_ERROR();

    vkDestroySemaphore(helper.getDevice(), vkSemaphore, nullptr);
}

// glImportSemaphoreFdEXT must be able to import a valid opaque fd.
TEST_P(VulkanExternalImageTest, ShouldImportSemaphoreOpaqueFd)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_EXT_semaphore_fd"));
    RunShouldImportSemaphoreTest<OpaqueFdTraits>(isSwiftshader(), enableDebugLayers());
}

// glImportSemaphoreZirconHandleANGLE must be able to import a valid handle.
TEST_P(VulkanExternalImageTest, ShouldImportSemaphoreZirconEvent)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_ANGLE_semaphore_fuchsia"));
    RunShouldImportSemaphoreTest<FuchsiaTraits>(isSwiftshader(), enableDebugLayers());
}

template <typename Traits>
void RunShouldClearTest(bool isSwiftshader, bool enableDebugLayers)
{
    ASSERT(EnsureGLExtensionEnabled(Traits::MemoryObjectExtension()));

    VulkanExternalHelper helper;
    helper.initialize(isSwiftshader, enableDebugLayers);

    VkFormat format = VK_FORMAT_R8G8B8A8_UNORM;
    ANGLE_SKIP_TEST_IF(
        !Traits::CanCreateImage(helper, format, VK_IMAGE_TYPE_2D, VK_IMAGE_TILING_OPTIMAL));

    VkImage image                 = VK_NULL_HANDLE;
    VkDeviceMemory deviceMemory   = VK_NULL_HANDLE;
    VkDeviceSize deviceMemorySize = 0;

    VkExtent3D extent = {1, 1, 1};
    VkResult result =
        Traits::CreateImage2D(&helper, format, extent, &image, &deviceMemory, &deviceMemorySize);
    EXPECT_EQ(result, VK_SUCCESS);

    typename Traits::Handle memoryHandle = Traits::InvalidHandle();
    result = Traits::ExportMemory(&helper, deviceMemory, &memoryHandle);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_NE(memoryHandle, Traits::InvalidHandle());

    {
        GLMemoryObject memoryObject;
        GLint dedicatedMemory = GL_TRUE;
        glMemoryObjectParameterivEXT(memoryObject, GL_DEDICATED_MEMORY_OBJECT_EXT,
                                     &dedicatedMemory);
        Traits::ImportMemory(memoryObject, deviceMemorySize, memoryHandle);

        GLTexture texture;
        glBindTexture(GL_TEXTURE_2D, texture);
        glTexStorageMem2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8, 1, 1, memoryObject, 0);

        GLFramebuffer framebuffer;
        glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);

        glClearColor(0.5f, 0.5f, 0.5f, 0.5f);
        glClear(GL_COLOR_BUFFER_BIT);

        EXPECT_PIXEL_NEAR(0, 0, 128, 128, 128, 128, 1.0);
    }

    EXPECT_GL_NO_ERROR();

    vkDestroyImage(helper.getDevice(), image, nullptr);
    vkFreeMemory(helper.getDevice(), deviceMemory, nullptr);
}

// Test creating and clearing a simple RGBA8 texture in a opaque fd.
TEST_P(VulkanExternalImageTest, ShouldClearOpaqueFdRGBA8)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_EXT_memory_object_fd"));
    // http://anglebug.com/4630
    ANGLE_SKIP_TEST_IF(IsAndroid() && (IsPixel2() || IsPixel2XL()));
    RunShouldClearTest<OpaqueFdTraits>(isSwiftshader(), enableDebugLayers());
}

// Test creating and clearing a simple RGBA8 texture in a zircon vmo.
TEST_P(VulkanExternalImageTest, ShouldClearZirconVmoRGBA8)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_ANGLE_memory_object_fuchsia"));
    RunShouldClearTest<FuchsiaTraits>(isSwiftshader(), enableDebugLayers());
}

template <typename Traits>
void RunTextureFormatCompatChromiumTest(bool isSwiftshader, bool enableDebugLayers)
{
    ASSERT(EnsureGLExtensionEnabled(Traits::MemoryObjectExtension()));

    VulkanExternalHelper helper;
    helper.initialize(isSwiftshader, enableDebugLayers);
    for (const ImageFormatPair &format : kChromeFormats)
    {
        if (!Traits::CanCreateImage(helper, format.vkFormat, VK_IMAGE_TYPE_2D,
                                    VK_IMAGE_TILING_OPTIMAL))
        {
            continue;
        }

        if (format.requiredExtension && !IsGLExtensionEnabled(format.requiredExtension))
        {
            continue;
        }

        VkImage image                 = VK_NULL_HANDLE;
        VkDeviceMemory deviceMemory   = VK_NULL_HANDLE;
        VkDeviceSize deviceMemorySize = 0;

        VkExtent3D extent = {113, 211, 1};
        VkResult result   = Traits::CreateImage2D(&helper, format.vkFormat, extent, &image,
                                                &deviceMemory, &deviceMemorySize);
        EXPECT_EQ(result, VK_SUCCESS);

        typename Traits::Handle memoryHandle = Traits::InvalidHandle();
        result = Traits::ExportMemory(&helper, deviceMemory, &memoryHandle);
        EXPECT_EQ(result, VK_SUCCESS);
        EXPECT_NE(memoryHandle, Traits::InvalidHandle());

        {
            GLMemoryObject memoryObject;
            GLint dedicatedMemory = GL_TRUE;
            glMemoryObjectParameterivEXT(memoryObject, GL_DEDICATED_MEMORY_OBJECT_EXT,
                                         &dedicatedMemory);
            Traits::ImportMemory(memoryObject, deviceMemorySize, memoryHandle);

            GLTexture texture;
            glBindTexture(GL_TEXTURE_2D, texture);
            glTexStorageMem2DEXT(GL_TEXTURE_2D, 1, format.internalFormat, extent.width,
                                 extent.height, memoryObject, 0);
        }

        EXPECT_GL_NO_ERROR();

        vkDestroyImage(helper.getDevice(), image, nullptr);
        vkFreeMemory(helper.getDevice(), deviceMemory, nullptr);
    }
}

// Test all format combinations used by Chrome import successfully (opaque fd).
TEST_P(VulkanExternalImageTest, TextureFormatCompatChromiumFd)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_EXT_memory_object_fd"));
    RunTextureFormatCompatChromiumTest<OpaqueFdTraits>(isSwiftshader(), enableDebugLayers());
}

// Test all format combinations used by Chrome import successfully (fuchsia).
TEST_P(VulkanExternalImageTest, TextureFormatCompatChromiumZirconVmo)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_ANGLE_memory_object_fuchsia"));
    RunTextureFormatCompatChromiumTest<FuchsiaTraits>(isSwiftshader(), enableDebugLayers());
}

template <typename Traits>
void RunShouldClearWithSemaphoresTest(bool isSwiftshader, bool enableDebugLayers)
{
    ASSERT(EnsureGLExtensionEnabled(Traits::MemoryObjectExtension()));
    ASSERT(EnsureGLExtensionEnabled(Traits::SemaphoreExtension()));

    VulkanExternalHelper helper;
    helper.initialize(isSwiftshader, enableDebugLayers);

    VkFormat format = VK_FORMAT_R8G8B8A8_UNORM;
    ANGLE_SKIP_TEST_IF(
        !Traits::CanCreateImage(helper, format, VK_IMAGE_TYPE_2D, VK_IMAGE_TILING_OPTIMAL));
    ANGLE_SKIP_TEST_IF(!Traits::CanCreateSemaphore(helper));

    VkSemaphore vkAcquireSemaphore = VK_NULL_HANDLE;
    VkResult result                = Traits::CreateSemaphore(&helper, &vkAcquireSemaphore);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_TRUE(vkAcquireSemaphore != VK_NULL_HANDLE);

    VkSemaphore vkReleaseSemaphore = VK_NULL_HANDLE;
    result                         = Traits::CreateSemaphore(&helper, &vkReleaseSemaphore);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_TRUE(vkReleaseSemaphore != VK_NULL_HANDLE);

    typename Traits::Handle acquireSemaphoreHandle = Traits::InvalidHandle();
    result = Traits::ExportSemaphore(&helper, vkAcquireSemaphore, &acquireSemaphoreHandle);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_NE(acquireSemaphoreHandle, Traits::InvalidHandle());

    typename Traits::Handle releaseSemaphoreHandle = Traits::InvalidHandle();
    result = Traits::ExportSemaphore(&helper, vkReleaseSemaphore, &releaseSemaphoreHandle);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_NE(releaseSemaphoreHandle, Traits::InvalidHandle());

    VkImage image                 = VK_NULL_HANDLE;
    VkDeviceMemory deviceMemory   = VK_NULL_HANDLE;
    VkDeviceSize deviceMemorySize = 0;

    VkExtent3D extent = {1, 1, 1};
    result =
        Traits::CreateImage2D(&helper, format, extent, &image, &deviceMemory, &deviceMemorySize);
    EXPECT_EQ(result, VK_SUCCESS);

    typename Traits::Handle memoryHandle = Traits::InvalidHandle();
    result = Traits::ExportMemory(&helper, deviceMemory, &memoryHandle);
    EXPECT_EQ(result, VK_SUCCESS);
    EXPECT_NE(memoryHandle, Traits::InvalidHandle());

    {
        GLMemoryObject memoryObject;
        GLint dedicatedMemory = GL_TRUE;
        glMemoryObjectParameterivEXT(memoryObject, GL_DEDICATED_MEMORY_OBJECT_EXT,
                                     &dedicatedMemory);
        Traits::ImportMemory(memoryObject, deviceMemorySize, memoryHandle);

        GLTexture texture;
        glBindTexture(GL_TEXTURE_2D, texture);
        glTexStorageMem2DEXT(GL_TEXTURE_2D, 1, GL_RGBA8, 1, 1, memoryObject, 0);

        GLSemaphore glAcquireSemaphore;
        Traits::ImportSemaphore(glAcquireSemaphore, acquireSemaphoreHandle);

        helper.releaseImageAndSignalSemaphore(image, VK_IMAGE_LAYOUT_UNDEFINED,
                                              VK_IMAGE_LAYOUT_GENERAL, vkAcquireSemaphore);

        const GLuint barrierTextures[] = {
            texture,
        };
        constexpr uint32_t textureBarriersCount = std::extent<decltype(barrierTextures)>();
        const GLenum textureSrcLayouts[]        = {
            GL_LAYOUT_GENERAL_EXT,
        };
        constexpr uint32_t textureSrcLayoutsCount = std::extent<decltype(textureSrcLayouts)>();
        static_assert(textureBarriersCount == textureSrcLayoutsCount,
                      "barrierTextures and textureSrcLayouts must be the same length");
        glWaitSemaphoreEXT(glAcquireSemaphore, 0, nullptr, textureBarriersCount, barrierTextures,
                           textureSrcLayouts);

        GLFramebuffer framebuffer;
        glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);

        glClearColor(0.5f, 0.5f, 0.5f, 0.5f);
        glClear(GL_COLOR_BUFFER_BIT);

        GLSemaphore glReleaseSemaphore;
        Traits::ImportSemaphore(glReleaseSemaphore, releaseSemaphoreHandle);

        const GLenum textureDstLayouts[] = {
            GL_LAYOUT_TRANSFER_SRC_EXT,
        };
        constexpr uint32_t textureDstLayoutsCount = std::extent<decltype(textureSrcLayouts)>();
        static_assert(textureBarriersCount == textureDstLayoutsCount,
                      "barrierTextures and textureDstLayouts must be the same length");
        glSignalSemaphoreEXT(glReleaseSemaphore, 0, nullptr, textureBarriersCount, barrierTextures,
                             textureDstLayouts);

        helper.waitSemaphoreAndAcquireImage(image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
                                            VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL,
                                            vkReleaseSemaphore);
        uint8_t pixels[4];
        VkOffset3D offset = {};
        VkExtent3D extent = {1, 1, 1};
        helper.readPixels(image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, format, offset, extent,
                          pixels, sizeof(pixels));

        EXPECT_NEAR(0x80, pixels[0], 1);
        EXPECT_NEAR(0x80, pixels[1], 1);
        EXPECT_NEAR(0x80, pixels[2], 1);
        EXPECT_NEAR(0x80, pixels[3], 1);
    }

    EXPECT_GL_NO_ERROR();

    vkDeviceWaitIdle(helper.getDevice());
    vkDestroyImage(helper.getDevice(), image, nullptr);
    vkDestroySemaphore(helper.getDevice(), vkAcquireSemaphore, nullptr);
    vkDestroySemaphore(helper.getDevice(), vkReleaseSemaphore, nullptr);
    vkFreeMemory(helper.getDevice(), deviceMemory, nullptr);
}

// Test creating and clearing RGBA8 texture in opaque fd with acquire/release.
TEST_P(VulkanExternalImageTest, ShouldClearOpaqueFdWithSemaphores)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_EXT_memory_object_fd"));
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_EXT_semaphore_fd"));
    RunShouldClearWithSemaphoresTest<OpaqueFdTraits>(isSwiftshader(), enableDebugLayers());
}

// Test creating and clearing RGBA8 texture in zircon vmo with acquire/release.
TEST_P(VulkanExternalImageTest, ShouldClearZirconVmoWithSemaphores)
{
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_ANGLE_memory_object_fuchsia"));
    ANGLE_SKIP_TEST_IF(!EnsureGLExtensionEnabled("GL_ANGLE_semaphore_fuchsia"));
    RunShouldClearWithSemaphoresTest<FuchsiaTraits>(isSwiftshader(), enableDebugLayers());
}

// Support for Zircon handle types is mandatory on Fuchsia.
TEST_P(VulkanExternalImageTest, ShouldSupportExternalHandlesFuchsia)
{
    ANGLE_SKIP_TEST_IF(!IsFuchsia());
    EXPECT_TRUE(EnsureGLExtensionEnabled("GL_ANGLE_memory_object_fuchsia"));
    EXPECT_TRUE(EnsureGLExtensionEnabled("GL_ANGLE_semaphore_fuchsia"));
    VulkanExternalHelper helper;
    helper.initialize(isSwiftshader(), enableDebugLayers());
    EXPECT_TRUE(helper.canCreateSemaphoreZirconEvent());
    EXPECT_TRUE(helper.canCreateImageZirconVmo(VK_FORMAT_R8G8B8A8_UNORM, VK_IMAGE_TYPE_2D,
                                               VK_IMAGE_TILING_OPTIMAL));
}

// Use this to select which configurations (e.g. which renderer, which GLES major version) these
// tests should be run against.
ANGLE_INSTANTIATE_TEST_ES2_AND_ES3(VulkanExternalImageTest);

}  // namespace angle
kc3-lang/angle/src/tests/gl_tests/VulkanExternalImageTest.cpp

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kc3-lang/angle /src/tests/gl_tests/VulkanExternalImageTest.cpp
