| /*------------------------------------------------------------------------ |
| * Vulkan Conformance Tests |
| * ------------------------ |
| * |
| * Copyright (c) 2020 The Khronos Group Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| *//*! |
| * \file |
| * \brief Modifiers tests |
| *//*--------------------------------------------------------------------*/ |
| |
| #include "vktModifiersTests.hpp" |
| #include "vktTestCase.hpp" |
| #include "vktTestGroupUtil.hpp" |
| #include "vktTestCaseUtil.hpp" |
| #include "vktExternalMemoryUtil.hpp" |
| #include "vktImageTestsUtil.hpp" |
| #include "vkRefUtil.hpp" |
| #include "vkBufferWithMemory.hpp" |
| #include "vkBarrierUtil.hpp" |
| #include "vkCmdUtil.hpp" |
| #include "vkObjUtil.hpp" |
| #include "vkImageUtil.hpp" |
| #include "vkTypeUtil.hpp" |
| #include "tcuTestLog.hpp" |
| #include "tcuTexture.hpp" |
| #include "tcuTextureUtil.hpp" |
| #include "tcuImageIO.hpp" |
| #include "tcuImageCompare.hpp" |
| #include "deUniquePtr.hpp" |
| #include "deStringUtil.hpp" |
| |
| #include <string> |
| |
| namespace vkt |
| { |
| namespace modifiers |
| { |
| namespace |
| { |
| using namespace vk; |
| using tcu::UVec2; |
| using tcu::TestLog; |
| |
| void checkModifiersSupported (Context& context, VkFormat) |
| { |
| if (!context.isDeviceFunctionalitySupported("VK_EXT_image_drm_format_modifier")) |
| TCU_THROW(NotSupportedError, "VK_EXT_image_drm_format_modifier is not supported"); |
| |
| if (!context.isInstanceFunctionalitySupported("VK_KHR_get_physical_device_properties2")) |
| TCU_THROW(TestError, "VK_KHR_get_physical_device_properties2 not supported"); |
| |
| if (!context.isDeviceFunctionalitySupported("VK_KHR_bind_memory2")) |
| TCU_THROW(TestError, "VK_KHR_bind_memory2 not supported"); |
| |
| if (!context.isDeviceFunctionalitySupported("VK_KHR_image_format_list")) |
| TCU_THROW(TestError, "VK_KHR_image_format_list not supported"); |
| } |
| |
| std::string getFormatCaseName (VkFormat format) |
| { |
| return de::toLower(de::toString(getFormatStr(format)).substr(10)); |
| } |
| |
| std::vector<VkDrmFormatModifierPropertiesEXT> getDrmFormatModifiers (const InstanceInterface& vki, |
| VkPhysicalDevice physicalDevice, |
| VkFormat format) |
| { |
| VkDrmFormatModifierPropertiesListEXT modifierProperties; |
| deMemset(&modifierProperties, 0, sizeof(modifierProperties)); |
| |
| modifierProperties.sType = VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_EXT; |
| VkFormatProperties2 formatProperties; |
| deMemset(&formatProperties, 0, sizeof(formatProperties)); |
| |
| std::vector<VkDrmFormatModifierPropertiesEXT> drmFormatModifiers; |
| formatProperties.sType = VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2; |
| formatProperties.pNext = &modifierProperties; |
| |
| vki.getPhysicalDeviceFormatProperties2(physicalDevice, format, &formatProperties); |
| |
| drmFormatModifiers.resize(modifierProperties.drmFormatModifierCount); |
| modifierProperties.pDrmFormatModifierProperties = drmFormatModifiers.data(); |
| |
| vki.getPhysicalDeviceFormatProperties2(physicalDevice, format, &formatProperties); |
| |
| return drmFormatModifiers; |
| } |
| |
| VkImageFormatProperties2 verifyHandleTypeForFormatModifier (const InstanceInterface& vki, |
| VkPhysicalDevice physicalDevice, |
| const VkFormat format, |
| const VkImageType imageType, |
| const VkImageUsageFlags imageUsages, |
| const VkExternalMemoryHandleTypeFlags handleType, |
| const deUint64 drmFormatModifier) |
| { |
| const VkPhysicalDeviceImageDrmFormatModifierInfoEXT imageFormatModifierInfo = |
| { |
| VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT, |
| DE_NULL, |
| drmFormatModifier, |
| VK_SHARING_MODE_EXCLUSIVE, |
| 0, |
| DE_NULL, |
| }; |
| const VkPhysicalDeviceExternalImageFormatInfo externalImageFormatInfo = |
| { |
| VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_IMAGE_FORMAT_INFO, |
| &imageFormatModifierInfo, |
| (VkExternalMemoryHandleTypeFlagBits)handleType, |
| }; |
| const VkPhysicalDeviceImageFormatInfo2 imageFormatInfo = |
| { |
| VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2, |
| &externalImageFormatInfo, |
| format, |
| imageType, |
| VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT, |
| imageUsages, |
| 0, |
| }; |
| VkExternalImageFormatProperties externalImageProperties; |
| deMemset(&externalImageProperties, 0, sizeof(externalImageProperties)); |
| externalImageProperties.sType = VK_STRUCTURE_TYPE_EXTERNAL_IMAGE_FORMAT_PROPERTIES; |
| externalImageProperties.sType = VK_STRUCTURE_TYPE_EXTERNAL_IMAGE_FORMAT_PROPERTIES; |
| |
| VkImageFormatProperties2 imageProperties; |
| deMemset(&imageProperties, 0, sizeof(imageProperties)); |
| imageProperties.sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2; |
| imageProperties.pNext = &externalImageProperties; |
| if (vki.getPhysicalDeviceImageFormatProperties2(physicalDevice, &imageFormatInfo, &imageProperties) == VK_ERROR_FORMAT_NOT_SUPPORTED) |
| { |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support any DRM modifiers"); |
| }; |
| if ((externalImageProperties.externalMemoryProperties.compatibleHandleTypes & handleType) != handleType) |
| { |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support the expected memory handle type"); |
| } |
| |
| return imageProperties; |
| } |
| |
| void checkExportImportExtensions (Context& context, VkFormat format) |
| { |
| // tcuTexture.cpp getChannelSize, that is used by intThresholdCompare does not support the following formats. |
| // TODO: Add tcuTexture.cpp support for the following formats. |
| const VkFormat skippedFormats[] = |
| { |
| VK_FORMAT_B10G11R11_UFLOAT_PACK32, |
| VK_FORMAT_A2R10G10B10_UNORM_PACK32, |
| VK_FORMAT_A2R10G10B10_SNORM_PACK32, |
| VK_FORMAT_A2R10G10B10_USCALED_PACK32, |
| VK_FORMAT_A2R10G10B10_SSCALED_PACK32, |
| VK_FORMAT_A2R10G10B10_UINT_PACK32, |
| VK_FORMAT_A2R10G10B10_SINT_PACK32, |
| VK_FORMAT_A2B10G10R10_UNORM_PACK32, |
| VK_FORMAT_A2B10G10R10_SNORM_PACK32, |
| VK_FORMAT_A2B10G10R10_USCALED_PACK32, |
| VK_FORMAT_A2B10G10R10_SSCALED_PACK32, |
| VK_FORMAT_A2B10G10R10_UINT_PACK32, |
| VK_FORMAT_A2B10G10R10_SINT_PACK32, |
| }; |
| |
| if (std::find(std::begin(skippedFormats), std::end(skippedFormats), format) != std::end(skippedFormats)) |
| TCU_THROW(NotSupportedError, de::toString(format) + " can't be checked for correctness"); |
| |
| if (!context.isDeviceFunctionalitySupported("VK_KHR_external_memory_fd")) |
| TCU_THROW(NotSupportedError, "VK_KHR_external_memory_fd not supported"); |
| checkModifiersSupported(context, format); |
| |
| const InstanceInterface& vki = context.getInstanceInterface(); |
| std::vector<VkDrmFormatModifierPropertiesEXT> drmFormatModifiers = getDrmFormatModifiers(vki, context.getPhysicalDevice(), format); |
| |
| if (drmFormatModifiers.size() < 1) |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support any DRM modifiers"); |
| bool featureCompatible = false; |
| for (deUint32 m = 0; m < drmFormatModifiers.size(); m++) |
| { |
| const VkFormatFeatureFlags testFeatures = VK_FORMAT_FEATURE_TRANSFER_SRC_BIT | VK_FORMAT_FEATURE_TRANSFER_DST_BIT; |
| if ((drmFormatModifiers[m].drmFormatModifierTilingFeatures & testFeatures) != testFeatures) |
| continue; |
| verifyHandleTypeForFormatModifier(vki, context.getPhysicalDevice(), format, |
| VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | |
| VK_IMAGE_USAGE_SAMPLED_BIT, |
| VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
| drmFormatModifiers[m].drmFormatModifier); |
| |
| featureCompatible = true; |
| } |
| if (!featureCompatible) |
| TCU_THROW(NotSupportedError, "Could not find a format modifier supporting required transfer features for " + de::toString(format)); |
| } |
| |
| deBool isModifierCompatibleWithImageProperties (const InstanceInterface& vki, |
| VkPhysicalDevice physicalDevice, |
| const VkFormat* formats, |
| const deUint32 nFormats, |
| const VkImageType imageType, |
| const VkImageUsageFlags imageUsages, |
| const deUint64 drmFormatModifier, |
| VkImageFormatProperties2& imageProperties) |
| { |
| const VkPhysicalDeviceImageDrmFormatModifierInfoEXT imageFormatModifierInfo = |
| { |
| VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT, |
| DE_NULL, |
| drmFormatModifier, |
| VK_SHARING_MODE_EXCLUSIVE, |
| 0, |
| DE_NULL, |
| }; |
| const VkImageFormatListCreateInfoKHR imageFormatListInfo = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_FORMAT_LIST_CREATE_INFO_KHR, |
| &imageFormatModifierInfo, |
| nFormats, |
| formats, |
| }; |
| const VkPhysicalDeviceImageFormatInfo2 imageFormatInfo = |
| { |
| VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2, |
| &imageFormatListInfo, |
| formats[0], |
| imageType, |
| VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT, |
| imageUsages, |
| 0, |
| }; |
| |
| imageProperties.sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2; |
| |
| return vki.getPhysicalDeviceImageFormatProperties2(physicalDevice, &imageFormatInfo, &imageProperties) != VK_ERROR_FORMAT_NOT_SUPPORTED; |
| } |
| |
| tcu::TestStatus listModifiersCase (Context& context, VkFormat format) |
| { |
| TestLog& log = context.getTestContext().getLog(); |
| const InstanceInterface& vki = context.getInstanceInterface(); |
| std::vector<VkDrmFormatModifierPropertiesEXT> drmFormatModifiers = getDrmFormatModifiers(vki, context.getPhysicalDevice(), format); |
| |
| if (drmFormatModifiers.size() < 1) |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support any DRM modifiers"); |
| |
| for (deUint32 m = 0; m < drmFormatModifiers.size(); m++) { |
| VkImageFormatProperties2 imageProperties {}; |
| deBool isCompatible = isModifierCompatibleWithImageProperties(vki, context.getPhysicalDevice(), |
| &format, 1u, VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, |
| drmFormatModifiers[m].drmFormatModifier, imageProperties); |
| |
| if (!isCompatible) |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support any DRM modifiers"); |
| |
| TCU_CHECK(imageProperties.imageFormatProperties.maxExtent.width >= 1 && imageProperties.imageFormatProperties.maxExtent.height >= 1); |
| TCU_CHECK(imageProperties.imageFormatProperties.maxArrayLayers >= 1); |
| |
| log << TestLog::Message |
| << "format modifier " << m << ":\n" |
| << drmFormatModifiers[m] << "\n" |
| << imageProperties |
| << TestLog::EndMessage; |
| } |
| |
| return tcu::TestStatus::pass("OK"); |
| } |
| |
| Move<VkImage> createImageNoModifiers (const DeviceInterface& vkd, |
| const VkDevice device, |
| const VkImageUsageFlags imageUsages, |
| const VkFormat format, |
| const UVec2& size) |
| { |
| const VkImageCreateInfo createInfo = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| DE_NULL, |
| 0, |
| VK_IMAGE_TYPE_2D, |
| format, |
| makeExtent3D(size.x(), size.y(), 1u), |
| 1u, // mipLevels |
| 1u, // arrayLayers |
| VK_SAMPLE_COUNT_1_BIT, |
| VK_IMAGE_TILING_OPTIMAL, |
| imageUsages, |
| VK_SHARING_MODE_EXCLUSIVE, |
| 0u, |
| (const deUint32*)DE_NULL, |
| VK_IMAGE_LAYOUT_PREINITIALIZED, |
| }; |
| |
| return createImage(vkd, device, &createInfo); |
| } |
| |
| Move<VkImage> createImageWithDrmFormatModifiers (const DeviceInterface& vkd, |
| const VkDevice device, |
| const VkImageType imageType, |
| const VkImageUsageFlags imageUsages, |
| const VkExternalMemoryHandleTypeFlags externalMemoryHandleTypeFlags, |
| const std::vector<VkFormat> formats, |
| const UVec2& size, |
| const std::vector<deUint64>& drmFormatModifiers) |
| { |
| const VkImageDrmFormatModifierListCreateInfoEXT modifierListCreateInfo = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_LIST_CREATE_INFO_EXT, |
| DE_NULL, |
| (deUint32)drmFormatModifiers.size(), |
| drmFormatModifiers.data(), |
| }; |
| |
| const VkExternalMemoryImageCreateInfo externalMemoryCreateInfo = |
| { |
| VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO, |
| &modifierListCreateInfo, |
| externalMemoryHandleTypeFlags, |
| }; |
| |
| const void* pNext = &externalMemoryCreateInfo; |
| if (!externalMemoryHandleTypeFlags) |
| { |
| pNext = &modifierListCreateInfo; |
| } |
| |
| const VkImageFormatListCreateInfoKHR imageFormatListInfo = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_FORMAT_LIST_CREATE_INFO_KHR, |
| pNext, |
| static_cast<deUint32>(formats.size()), |
| formats.data(), |
| }; |
| |
| const VkImageCreateInfo createInfo = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| &imageFormatListInfo, |
| 0, |
| imageType, |
| formats.front(), |
| makeExtent3D(size.x(), size.y(), 1u), |
| 1u, // mipLevels |
| 1u, // arrayLayers |
| VK_SAMPLE_COUNT_1_BIT, |
| VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT, |
| imageUsages, |
| VK_SHARING_MODE_EXCLUSIVE, |
| 0u, |
| (const deUint32*)DE_NULL, |
| VK_IMAGE_LAYOUT_UNDEFINED, |
| }; |
| |
| return createImage(vkd, device, &createInfo); |
| } |
| |
| tcu::TestStatus createImageListModifiersCase (Context& context, const VkFormat format) |
| { |
| const InstanceInterface& vki = context.getInstanceInterface(); |
| const DeviceInterface& vkd = context.getDeviceInterface(); |
| const VkDevice device = context.getDevice(); |
| std::vector<VkDrmFormatModifierPropertiesEXT> drmFormatModifiers = getDrmFormatModifiers(vki, context.getPhysicalDevice(), format); |
| |
| if (drmFormatModifiers.size() < 1) |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support any DRM modifiers"); |
| |
| for (deUint32 modifierNdx = 0; modifierNdx < drmFormatModifiers.size(); modifierNdx++) { |
| VkImageDrmFormatModifierPropertiesEXT properties; |
| std::vector<deUint64> modifiers; |
| bool found = false; |
| |
| deMemset(&properties, 0, sizeof(properties)); |
| properties.sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT; |
| |
| for (deUint32 m = 0; m <= modifierNdx; m++) |
| { |
| VkImageFormatProperties2 imgFormatProperties {}; |
| deBool isCompatible = isModifierCompatibleWithImageProperties(vki, context.getPhysicalDevice(), &format, 1u, VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, |
| drmFormatModifiers[m].drmFormatModifier, imgFormatProperties); |
| if (isCompatible) |
| modifiers.push_back(drmFormatModifiers[m].drmFormatModifier); |
| } |
| |
| if (modifiers.empty()) |
| TCU_THROW(NotSupportedError, de::toString(format) + " does not support any DRM modifiers"); |
| |
| { |
| Move<VkImage> image (createImageWithDrmFormatModifiers(vkd, device, VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | |
| VK_IMAGE_USAGE_SAMPLED_BIT, |
| 0, |
| {format}, UVec2(64, 64), modifiers)); |
| |
| |
| VK_CHECK(vkd.getImageDrmFormatModifierPropertiesEXT(device, *image, &properties)); |
| } |
| |
| for (deUint32 m = 0; m < modifiers.size(); m++) |
| { |
| if (properties.drmFormatModifier == modifiers[m]) { |
| found = true; |
| break; |
| } |
| } |
| |
| if (!found) |
| return tcu::TestStatus::fail("Image created with modifier not specified in the create list"); |
| } |
| |
| return tcu::TestStatus::pass("OK"); |
| } |
| |
| deUint32 chooseMemoryType(deUint32 bits) |
| { |
| DE_ASSERT(bits != 0); |
| |
| for (deUint32 memoryTypeIndex = 0; (1u << memoryTypeIndex) <= bits; memoryTypeIndex++) |
| { |
| if ((bits & (1u << memoryTypeIndex)) != 0) |
| return memoryTypeIndex; |
| } |
| |
| DE_FATAL("No supported memory types"); |
| return -1; |
| } |
| |
| bool exportImportMemoryExplicitModifiersCase (Context& context, const VkFormat format, const VkDrmFormatModifierPropertiesEXT& modifier) |
| { |
| const InstanceInterface& vki = context.getInstanceInterface(); |
| const DeviceInterface& vkd = context.getDeviceInterface(); |
| const VkDevice device = context.getDevice(); |
| |
| |
| verifyHandleTypeForFormatModifier(vki, context.getPhysicalDevice(), format, |
| VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | |
| VK_IMAGE_USAGE_SAMPLED_BIT, |
| VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
| modifier.drmFormatModifier); |
| std::vector<deUint64> modifiers; |
| modifiers.push_back(modifier.drmFormatModifier); |
| |
| |
| const UVec2 imageSize (64, 64); |
| const tcu::TextureFormat referenceTextureFormat (mapVkFormat(format)); |
| deUint32 bufferSize = 1<<16; |
| const de::UniquePtr<BufferWithMemory> inputBuffer (new BufferWithMemory(vkd, device, context.getDefaultAllocator(), |
| makeBufferCreateInfo(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT), |
| MemoryRequirement::HostVisible)); |
| tcu::PixelBufferAccess referenceImage (referenceTextureFormat, imageSize.x(), imageSize.y(), 1, inputBuffer->getAllocation().getHostPtr()); |
| const de::UniquePtr<BufferWithMemory> outputBuffer (new BufferWithMemory(vkd, device, context.getDefaultAllocator(), |
| makeBufferCreateInfo(bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT), |
| MemoryRequirement::HostVisible)); |
| Unique<VkCommandPool> cmdPool (createCommandPool(vkd, device, VK_COMMAND_POOL_CREATE_TRANSIENT_BIT, context.getUniversalQueueFamilyIndex(), DE_NULL)); |
| vkt::ExternalMemoryUtil::NativeHandle inputImageMemFd; |
| |
| const tcu::TextureFormatInfo formatInfo (tcu::getTextureFormatInfo(referenceTextureFormat)); |
| tcu::fillWithComponentGradients(referenceImage, formatInfo.valueMin, formatInfo.valueMax); |
| |
| flushAlloc(vkd, device, inputBuffer->getAllocation()); |
| |
| Move<VkImage> srcImage (createImageNoModifiers(vkd, device, |
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT, |
| format, UVec2(64, 64))); |
| VkMemoryRequirements srcImageMemoryReq = getImageMemoryRequirements(vkd, device, *srcImage); |
| const vk::VkMemoryAllocateInfo allocationInfo = |
| { |
| vk::VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO, |
| DE_NULL, |
| srcImageMemoryReq.size, |
| chooseMemoryType(srcImageMemoryReq.memoryTypeBits), |
| }; |
| vk::Move<vk::VkDeviceMemory> srcMemory (vk::allocateMemory(vkd, device, &allocationInfo)); |
| VK_CHECK(vkd.bindImageMemory(device, *srcImage, *srcMemory, 0)); |
| |
| |
| Unique<VkCommandBuffer> cmdBuffer (allocateCommandBuffer(vkd, device, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY)); |
| const VkCommandBufferBeginInfo cmdBufferBeginInfo = |
| { |
| VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, |
| DE_NULL, |
| VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, |
| (const VkCommandBufferInheritanceInfo*)DE_NULL, |
| }; |
| |
| VK_CHECK(vkd.beginCommandBuffer(*cmdBuffer, &cmdBufferBeginInfo)); |
| |
| { |
| const VkImageAspectFlags aspect = VK_IMAGE_ASPECT_COLOR_BIT; |
| std::vector<VkBufferImageCopy> copies; |
| |
| copies.push_back(image::makeBufferImageCopy(makeExtent3D(imageSize.x(), imageSize.y(), 1u), 1u)); |
| copyBufferToImage(vkd, *cmdBuffer, inputBuffer->get(), bufferSize, |
| copies, aspect, 1, 1, *srcImage, |
| VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_PIPELINE_STAGE_ALL_COMMANDS_BIT); |
| |
| } |
| |
| Move<VkImage> dstImage (createImageWithDrmFormatModifiers(vkd, device, VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT, |
| VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
| {format}, UVec2(64, 64), modifiers)); |
| VkMemoryRequirements dstImageMemoryReq = getImageMemoryRequirements(vkd, device, *dstImage); |
| vk::Move<vk::VkDeviceMemory> dstMemory (vkt::ExternalMemoryUtil::allocateExportableMemory(vkd, device, |
| dstImageMemoryReq.size, |
| chooseMemoryType(dstImageMemoryReq.memoryTypeBits), |
| VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
| *dstImage)); |
| |
| VK_CHECK(vkd.bindImageMemory(device, *dstImage, *dstMemory, 0)); |
| const VkImageMemoryBarrier srcImageBarrier = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // VkStructureType sType; |
| DE_NULL, // const void* pNext; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags dstAccessMask; |
| VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, // VkImageLayout oldLayout; |
| VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, // VkImageLayout newLayout; |
| VK_QUEUE_FAMILY_IGNORED, // deUint32 srcQueueFamilyIndex; |
| VK_QUEUE_FAMILY_IGNORED, // deUint32 dstQueueFamilyIndex; |
| *srcImage, // VkImage image; |
| { // VkImageSubresourceRange subresourceRange; |
| VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask; |
| 0u, // deUint32 baseMipLevel; |
| 1u, // deUint32 mipLevels; |
| 0u, // deUint32 baseArraySlice; |
| 1u // deUint32 arraySize; |
| } |
| }; |
| const VkImageMemoryBarrier dstImageBarrier = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // VkStructureType sType; |
| DE_NULL, // const void* pNext; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags dstAccessMask; |
| VK_IMAGE_LAYOUT_UNDEFINED, // VkImageLayout oldLayout; |
| VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, // VkImageLayout newLayout; |
| VK_QUEUE_FAMILY_IGNORED, // deUint32 srcQueueFamilyIndex; |
| VK_QUEUE_FAMILY_IGNORED, // deUint32 dstQueueFamilyIndex; |
| *dstImage, // VkImage image; |
| { // VkImageSubresourceRange subresourceRange; |
| VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask; |
| 0u, // deUint32 baseMipLevel; |
| 1u, // deUint32 mipLevels; |
| 0u, // deUint32 baseArraySlice; |
| 1u // deUint32 arraySize; |
| } |
| }; |
| vkd.cmdPipelineBarrier(*cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, (VkDependencyFlags)0, 0, (const VkMemoryBarrier*)DE_NULL, 0, (const VkBufferMemoryBarrier*)DE_NULL, 1, &srcImageBarrier); |
| vkd.cmdPipelineBarrier(*cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, (VkDependencyFlags)0, 0, (const VkMemoryBarrier*)DE_NULL, 0, (const VkBufferMemoryBarrier*)DE_NULL, 1, &dstImageBarrier); |
| |
| VkImageBlit imageBlit |
| { |
| {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1}, |
| {{0,0,0}, {64,64,1}}, |
| {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1}, |
| {{0,0,0}, {64,64,1}}, |
| }; |
| vkd.cmdBlitImage(*cmdBuffer, *srcImage, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, *dstImage, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &imageBlit, VK_FILTER_NEAREST); |
| |
| VK_CHECK(vkd.endCommandBuffer(*cmdBuffer)); |
| submitCommandsAndWait(vkd, device, context.getUniversalQueue(), *cmdBuffer); |
| VkImageDrmFormatModifierPropertiesEXT properties; |
| deMemset(&properties, 0, sizeof(properties)); |
| properties.sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT; |
| VK_CHECK(vkd.getImageDrmFormatModifierPropertiesEXT(device, *dstImage, &properties)); |
| TCU_CHECK(properties.drmFormatModifier == modifiers.front()); |
| inputImageMemFd = vkt::ExternalMemoryUtil::getMemoryFd(vkd, device, *dstMemory, VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT); |
| |
| Move<VkImage> importedSrcImage (createImageWithDrmFormatModifiers(vkd, device, VK_IMAGE_TYPE_2D, |
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT, |
| VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
| {format}, UVec2(64, 64), modifiers)); |
| |
| VkMemoryRequirements importedSrcImageMemoryReq = getImageMemoryRequirements(vkd, device, *importedSrcImage); |
| |
| Move<VkDeviceMemory> importedMemory (vkt::ExternalMemoryUtil::importDedicatedMemory(vkd, device, *importedSrcImage, |
| importedSrcImageMemoryReq, |
| VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT, |
| ~0u, inputImageMemFd)); |
| VK_CHECK(vkd.bindImageMemory(device, *importedSrcImage, *importedMemory, 0)); |
| |
| Move<VkImage> outImage (createImageNoModifiers(vkd, device, |
| VK_IMAGE_USAGE_TRANSFER_DST_BIT | |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT, |
| format, UVec2(64, 64))); |
| VkMemoryRequirements outImageMemoryReq = getImageMemoryRequirements(vkd, device, *outImage); |
| const vk::VkMemoryAllocateInfo outAllocationInfo = |
| { |
| vk::VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO, |
| DE_NULL, |
| outImageMemoryReq.size, |
| chooseMemoryType(outImageMemoryReq.memoryTypeBits), |
| }; |
| vk::Move<vk::VkDeviceMemory> outMemory (vk::allocateMemory(vkd, device, &outAllocationInfo)); |
| VK_CHECK(vkd.bindImageMemory(device, *outImage, *outMemory, 0)); |
| |
| Unique<VkCommandBuffer> cmdBuffer2 (allocateCommandBuffer(vkd, device, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY)); |
| VK_CHECK(vkd.beginCommandBuffer(*cmdBuffer2, &cmdBufferBeginInfo)); |
| |
| const VkImageMemoryBarrier importedImageBarrier = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // VkStructureType sType; |
| DE_NULL, // const void* pNext; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags dstAccessMask; |
| VK_IMAGE_LAYOUT_PREINITIALIZED, // VkImageLayout oldLayout; |
| VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, // VkImageLayout newLayout; |
| VK_QUEUE_FAMILY_FOREIGN_EXT, // deUint32 srcQueueFamilyIndex; |
| context.getUniversalQueueFamilyIndex(), // deUint32 dstQueueFamilyIndex; |
| *importedSrcImage, // VkImage image; |
| { // VkImageSubresourceRange subresourceRange; |
| VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask; |
| 0u, // deUint32 baseMipLevel; |
| 1u, // deUint32 mipLevels; |
| 0u, // deUint32 baseArraySlice; |
| 1u // deUint32 arraySize; |
| } |
| }; |
| const VkImageMemoryBarrier outImageBarrier = |
| { |
| VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER, // VkStructureType sType; |
| DE_NULL, // const void* pNext; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags srcAccessMask; |
| VK_ACCESS_TRANSFER_WRITE_BIT, // VkAccessFlags dstAccessMask; |
| VK_IMAGE_LAYOUT_UNDEFINED, // VkImageLayout oldLayout; |
| VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, // VkImageLayout newLayout; |
| VK_QUEUE_FAMILY_IGNORED, // deUint32 srcQueueFamilyIndex; |
| VK_QUEUE_FAMILY_IGNORED, // deUint32 dstQueueFamilyIndex; |
| *outImage, // VkImage image; |
| { // VkImageSubresourceRange subresourceRange; |
| VK_IMAGE_ASPECT_COLOR_BIT, // VkImageAspectFlags aspectMask; |
| 0u, // deUint32 baseMipLevel; |
| 1u, // deUint32 mipLevels; |
| 0u, // deUint32 baseArraySlice; |
| 1u // deUint32 arraySize; |
| } |
| }; |
| |
| vkd.cmdPipelineBarrier(*cmdBuffer2, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, (VkDependencyFlags)0, 0, (const VkMemoryBarrier*)DE_NULL, 0, (const VkBufferMemoryBarrier*)DE_NULL, 1, &importedImageBarrier); |
| vkd.cmdPipelineBarrier(*cmdBuffer2, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, (VkDependencyFlags)0, 0, (const VkMemoryBarrier*)DE_NULL, 0, (const VkBufferMemoryBarrier*)DE_NULL, 1, &outImageBarrier); |
| |
| VkImageBlit imageBlit2 |
| { |
| {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1}, |
| {{0,0,0}, {64,64,1}}, |
| {VK_IMAGE_ASPECT_COLOR_BIT, 0, 0, 1}, |
| {{0,0,0}, {64,64,1}}, |
| }; |
| vkd.cmdBlitImage(*cmdBuffer2, *importedSrcImage, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, *outImage, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &imageBlit2, VK_FILTER_NEAREST); |
| |
| |
| copyImageToBuffer(vkd, *cmdBuffer2, *outImage, |
| outputBuffer->get(), tcu::IVec2(imageSize.x(), imageSize.y()), |
| VK_ACCESS_TRANSFER_WRITE_BIT, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1); |
| |
| VK_CHECK(vkd.endCommandBuffer(*cmdBuffer2)); |
| |
| submitCommandsAndWait(vkd, device, context.getUniversalQueue(), *cmdBuffer2); |
| |
| |
| tcu::ConstPixelBufferAccess result (referenceTextureFormat, imageSize.x(), imageSize.y(), 1, outputBuffer->getAllocation().getHostPtr()); |
| const tcu::UVec4 threshold (0u); |
| |
| return tcu::intThresholdCompare(context.getTestContext().getLog(), "Compare", "Result comparison", referenceImage, result, threshold, tcu::COMPARE_LOG_RESULT); |
| } |
| |
| tcu::TestStatus exportImportMemoryExplicitModifiersCase (Context& context, const VkFormat format) |
| { |
| const InstanceInterface& vki = context.getInstanceInterface(); |
| std::vector<VkDrmFormatModifierPropertiesEXT> drmFormatModifiers = getDrmFormatModifiers(vki, context.getPhysicalDevice(), format); |
| |
| for (deUint32 m = 0; m < drmFormatModifiers.size(); m++) |
| { |
| const VkFormatFeatureFlags testFeatures = VK_FORMAT_FEATURE_TRANSFER_SRC_BIT | VK_FORMAT_FEATURE_TRANSFER_DST_BIT; |
| if ((drmFormatModifiers[m].drmFormatModifierTilingFeatures & testFeatures) != testFeatures) |
| continue; |
| if (!exportImportMemoryExplicitModifiersCase(context, format, drmFormatModifiers[m])) |
| return tcu::TestStatus::fail("Unexpected copy image result"); |
| } |
| |
| return tcu::TestStatus::pass("OK"); |
| } |
| |
| } // anonymous |
| |
| tcu::TestCaseGroup* createTests (tcu::TestContext& testCtx) |
| { |
| de::MovePtr<tcu::TestCaseGroup> drmFormatModifiersGroup (new tcu::TestCaseGroup(testCtx, "drm_format_modifiers", "DRM format modifiers tests")); |
| const VkFormat formats[] = |
| { |
| VK_FORMAT_R4G4_UNORM_PACK8, |
| VK_FORMAT_R4G4B4A4_UNORM_PACK16, |
| VK_FORMAT_B4G4R4A4_UNORM_PACK16, |
| VK_FORMAT_R5G6B5_UNORM_PACK16, |
| VK_FORMAT_B5G6R5_UNORM_PACK16, |
| VK_FORMAT_R5G5B5A1_UNORM_PACK16, |
| VK_FORMAT_B5G5R5A1_UNORM_PACK16, |
| VK_FORMAT_A1R5G5B5_UNORM_PACK16, |
| VK_FORMAT_R8_UNORM, |
| VK_FORMAT_R8_SNORM, |
| VK_FORMAT_R8_USCALED, |
| VK_FORMAT_R8_SSCALED, |
| VK_FORMAT_R8_UINT, |
| VK_FORMAT_R8_SINT, |
| VK_FORMAT_R8_SRGB, |
| VK_FORMAT_R8G8_UNORM, |
| VK_FORMAT_R8G8_SNORM, |
| VK_FORMAT_R8G8_USCALED, |
| VK_FORMAT_R8G8_SSCALED, |
| VK_FORMAT_R8G8_UINT, |
| VK_FORMAT_R8G8_SINT, |
| VK_FORMAT_R8G8_SRGB, |
| VK_FORMAT_R8G8B8_UNORM, |
| VK_FORMAT_R8G8B8_SNORM, |
| VK_FORMAT_R8G8B8_USCALED, |
| VK_FORMAT_R8G8B8_SSCALED, |
| VK_FORMAT_R8G8B8_UINT, |
| VK_FORMAT_R8G8B8_SINT, |
| VK_FORMAT_R8G8B8_SRGB, |
| VK_FORMAT_B8G8R8_UNORM, |
| VK_FORMAT_B8G8R8_SNORM, |
| VK_FORMAT_B8G8R8_USCALED, |
| VK_FORMAT_B8G8R8_SSCALED, |
| VK_FORMAT_B8G8R8_UINT, |
| VK_FORMAT_B8G8R8_SINT, |
| VK_FORMAT_B8G8R8_SRGB, |
| VK_FORMAT_R8G8B8A8_UNORM, |
| VK_FORMAT_R8G8B8A8_SNORM, |
| VK_FORMAT_R8G8B8A8_USCALED, |
| VK_FORMAT_R8G8B8A8_SSCALED, |
| VK_FORMAT_R8G8B8A8_UINT, |
| VK_FORMAT_R8G8B8A8_SINT, |
| VK_FORMAT_R8G8B8A8_SRGB, |
| VK_FORMAT_B8G8R8A8_UNORM, |
| VK_FORMAT_B8G8R8A8_SNORM, |
| VK_FORMAT_B8G8R8A8_USCALED, |
| VK_FORMAT_B8G8R8A8_SSCALED, |
| VK_FORMAT_B8G8R8A8_UINT, |
| VK_FORMAT_B8G8R8A8_SINT, |
| VK_FORMAT_B8G8R8A8_SRGB, |
| VK_FORMAT_A8B8G8R8_UNORM_PACK32, |
| VK_FORMAT_A8B8G8R8_SNORM_PACK32, |
| VK_FORMAT_A8B8G8R8_USCALED_PACK32, |
| VK_FORMAT_A8B8G8R8_SSCALED_PACK32, |
| VK_FORMAT_A8B8G8R8_UINT_PACK32, |
| VK_FORMAT_A8B8G8R8_SINT_PACK32, |
| VK_FORMAT_A8B8G8R8_SRGB_PACK32, |
| VK_FORMAT_A2R10G10B10_UNORM_PACK32, |
| VK_FORMAT_A2R10G10B10_SNORM_PACK32, |
| VK_FORMAT_A2R10G10B10_USCALED_PACK32, |
| VK_FORMAT_A2R10G10B10_SSCALED_PACK32, |
| VK_FORMAT_A2R10G10B10_UINT_PACK32, |
| VK_FORMAT_A2R10G10B10_SINT_PACK32, |
| VK_FORMAT_A2B10G10R10_UNORM_PACK32, |
| VK_FORMAT_A2B10G10R10_SNORM_PACK32, |
| VK_FORMAT_A2B10G10R10_USCALED_PACK32, |
| VK_FORMAT_A2B10G10R10_SSCALED_PACK32, |
| VK_FORMAT_A2B10G10R10_UINT_PACK32, |
| VK_FORMAT_A2B10G10R10_SINT_PACK32, |
| VK_FORMAT_R16_UNORM, |
| VK_FORMAT_R16_SNORM, |
| VK_FORMAT_R16_USCALED, |
| VK_FORMAT_R16_SSCALED, |
| VK_FORMAT_R16_UINT, |
| VK_FORMAT_R16_SINT, |
| VK_FORMAT_R16_SFLOAT, |
| VK_FORMAT_R16G16_UNORM, |
| VK_FORMAT_R16G16_SNORM, |
| VK_FORMAT_R16G16_USCALED, |
| VK_FORMAT_R16G16_SSCALED, |
| VK_FORMAT_R16G16_UINT, |
| VK_FORMAT_R16G16_SINT, |
| VK_FORMAT_R16G16_SFLOAT, |
| VK_FORMAT_R16G16B16_UNORM, |
| VK_FORMAT_R16G16B16_SNORM, |
| VK_FORMAT_R16G16B16_USCALED, |
| VK_FORMAT_R16G16B16_SSCALED, |
| VK_FORMAT_R16G16B16_UINT, |
| VK_FORMAT_R16G16B16_SINT, |
| VK_FORMAT_R16G16B16_SFLOAT, |
| VK_FORMAT_R16G16B16A16_UNORM, |
| VK_FORMAT_R16G16B16A16_SNORM, |
| VK_FORMAT_R16G16B16A16_USCALED, |
| VK_FORMAT_R16G16B16A16_SSCALED, |
| VK_FORMAT_R16G16B16A16_UINT, |
| VK_FORMAT_R16G16B16A16_SINT, |
| VK_FORMAT_R16G16B16A16_SFLOAT, |
| VK_FORMAT_R32_UINT, |
| VK_FORMAT_R32_SINT, |
| VK_FORMAT_R32_SFLOAT, |
| VK_FORMAT_R32G32_UINT, |
| VK_FORMAT_R32G32_SINT, |
| VK_FORMAT_R32G32_SFLOAT, |
| VK_FORMAT_R32G32B32_UINT, |
| VK_FORMAT_R32G32B32_SINT, |
| VK_FORMAT_R32G32B32_SFLOAT, |
| VK_FORMAT_R32G32B32A32_UINT, |
| VK_FORMAT_R32G32B32A32_SINT, |
| VK_FORMAT_R32G32B32A32_SFLOAT, |
| VK_FORMAT_R64_UINT, |
| VK_FORMAT_R64_SINT, |
| VK_FORMAT_R64_SFLOAT, |
| VK_FORMAT_R64G64_UINT, |
| VK_FORMAT_R64G64_SINT, |
| VK_FORMAT_R64G64_SFLOAT, |
| VK_FORMAT_R64G64B64_UINT, |
| VK_FORMAT_R64G64B64_SINT, |
| VK_FORMAT_R64G64B64_SFLOAT, |
| VK_FORMAT_R64G64B64A64_UINT, |
| VK_FORMAT_R64G64B64A64_SINT, |
| VK_FORMAT_R64G64B64A64_SFLOAT, |
| VK_FORMAT_B10G11R11_UFLOAT_PACK32, |
| VK_FORMAT_E5B9G9R9_UFLOAT_PACK32, |
| }; |
| |
| { |
| de::MovePtr<tcu::TestCaseGroup> group(new tcu::TestCaseGroup(testCtx, "list_modifiers", "Check that listing supported modifiers is functional")); |
| |
| for (int formatNdx = 0; formatNdx < DE_LENGTH_OF_ARRAY(formats); formatNdx++) |
| addFunctionCase(group.get(), getFormatCaseName(formats[formatNdx]), "Check that listing supported modifiers is functional", checkModifiersSupported, listModifiersCase, formats[formatNdx]); |
| |
| drmFormatModifiersGroup->addChild(group.release()); |
| } |
| |
| { |
| de::MovePtr<tcu::TestCaseGroup> group(new tcu::TestCaseGroup(testCtx, "create_list_modifiers", "Check that creating images with modifier list is functional")); |
| |
| for (int formatNdx = 0; formatNdx < DE_LENGTH_OF_ARRAY(formats); formatNdx++) |
| addFunctionCase(group.get(), getFormatCaseName(formats[formatNdx]), "Check that creating images with modifier list is functional", checkModifiersSupported, createImageListModifiersCase, formats[formatNdx]); |
| |
| drmFormatModifiersGroup->addChild(group.release()); |
| } |
| |
| { |
| de::MovePtr<tcu::TestCaseGroup> group(new tcu::TestCaseGroup(testCtx, "export_import", "Test exporting/importing images with modifiers")); |
| |
| for (int formatNdx = 0; formatNdx < DE_LENGTH_OF_ARRAY(formats); formatNdx++) |
| addFunctionCase(group.get(), getFormatCaseName(formats[formatNdx]), "Test exporting/importing images with modifiers", checkExportImportExtensions, exportImportMemoryExplicitModifiersCase, formats[formatNdx]); |
| |
| drmFormatModifiersGroup->addChild(group.release()); |
| } |
| |
| return drmFormatModifiersGroup.release(); |
| } |
| |
| } // modifiers |
| } // vkt |
