--- /dev/null
+/*------------------------------------------------------------------------
+ * Vulkan Conformance Tests
+ * ------------------------
+ *
+ * Copyright (c) 2019 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 Ray Tracing Watertightness tests
+ *//*--------------------------------------------------------------------*/
+
+#include "vktRayTracingWatertightnessTests.hpp"
+
+#include "vkDefs.hpp"
+
+#include "vktTestCase.hpp"
+#include "vkCmdUtil.hpp"
+#include "vkObjUtil.hpp"
+#include "vkBuilderUtil.hpp"
+#include "vkBarrierUtil.hpp"
+#include "vkBufferWithMemory.hpp"
+#include "vkImageWithMemory.hpp"
+#include "vkTypeUtil.hpp"
+
+#include "vkRayTracingUtil.hpp"
+
+#include "deRandom.hpp"
+
+namespace vkt
+{
+namespace RayTracing
+{
+namespace
+{
+using namespace vk;
+using namespace std;
+
+static const VkFlags ALL_RAY_TRACING_STAGES = VK_SHADER_STAGE_RAYGEN_BIT_KHR
+ | VK_SHADER_STAGE_ANY_HIT_BIT_KHR
+ | VK_SHADER_STAGE_CLOSEST_HIT_BIT_KHR
+ | VK_SHADER_STAGE_MISS_BIT_KHR
+ | VK_SHADER_STAGE_INTERSECTION_BIT_KHR
+ | VK_SHADER_STAGE_CALLABLE_BIT_KHR;
+
+struct CaseDef
+{
+ deUint32 width;
+ deUint32 height;
+ deUint32 squaresGroupCount;
+ deUint32 geometriesGroupCount;
+ deUint32 instancesGroupCount;
+ deUint32 randomSeed;
+};
+
+enum ShaderGroups
+{
+ FIRST_GROUP = 0,
+ RAYGEN_GROUP = FIRST_GROUP,
+ MISS_GROUP,
+ HIT_GROUP,
+ GROUP_COUNT
+};
+
+static inline tcu::Vec3 mixVec3(const tcu::Vec3& a, const tcu::Vec3& b, const float alpha)
+{
+ const tcu::Vec3 result = a * alpha + b * (1.0f - alpha);
+
+ return result;
+}
+
+deUint32 getShaderGroupSize (const InstanceInterface& vki,
+ const VkPhysicalDevice physicalDevice)
+{
+ de::MovePtr<RayTracingProperties> rayTracingPropertiesKHR;
+
+ rayTracingPropertiesKHR = makeRayTracingProperties(vki, physicalDevice);
+
+ return rayTracingPropertiesKHR->getShaderGroupHandleSize();
+}
+
+deUint32 getShaderGroupBaseAlignment (const InstanceInterface& vki,
+ const VkPhysicalDevice physicalDevice)
+{
+ de::MovePtr<RayTracingProperties> rayTracingPropertiesKHR;
+
+ rayTracingPropertiesKHR = makeRayTracingProperties(vki, physicalDevice);
+
+ return rayTracingPropertiesKHR->getShaderGroupBaseAlignment();
+}
+
+Move<VkPipeline> makePipeline (const DeviceInterface& vkd,
+ const VkDevice device,
+ vk::BinaryCollection& collection,
+ de::MovePtr<RayTracingPipeline>& rayTracingPipeline,
+ VkPipelineLayout pipelineLayout,
+ const deUint32 raygenGroup,
+ const deUint32 missGroup,
+ const deUint32 hitGroup)
+{
+ Move<VkShaderModule> raygenShader = createShaderModule(vkd, device, collection.get("rgen"), 0);
+ Move<VkShaderModule> hitShader = createShaderModule(vkd, device, collection.get("ahit"), 0);
+ Move<VkShaderModule> missShader = createShaderModule(vkd, device, collection.get("miss"), 0);
+ Move<VkShaderModule> intersectionShader = createShaderModule(vkd, device, collection.get("sect"), 0);
+
+ rayTracingPipeline->addShader(VK_SHADER_STAGE_RAYGEN_BIT_KHR, raygenShader, raygenGroup);
+ rayTracingPipeline->addShader(VK_SHADER_STAGE_ANY_HIT_BIT_KHR, hitShader, hitGroup);
+ rayTracingPipeline->addShader(VK_SHADER_STAGE_MISS_BIT_KHR, missShader, missGroup);
+ rayTracingPipeline->addShader(VK_SHADER_STAGE_INTERSECTION_BIT_KHR, intersectionShader, hitGroup);
+
+ Move<VkPipeline> pipeline = rayTracingPipeline->createPipeline(vkd, device, pipelineLayout);
+
+ return pipeline;
+}
+
+VkImageCreateInfo makeImageCreateInfo (deUint32 width, deUint32 height, VkFormat format)
+{
+ const VkImageUsageFlags usage = VK_IMAGE_USAGE_STORAGE_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT;
+ const VkImageCreateInfo imageCreateInfo =
+ {
+ VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ (VkImageCreateFlags)0u, // VkImageCreateFlags flags;
+ VK_IMAGE_TYPE_2D, // VkImageType imageType;
+ format, // VkFormat format;
+ makeExtent3D(width, height, 1u), // VkExtent3D extent;
+ 1u, // deUint32 mipLevels;
+ 1u, // deUint32 arrayLayers;
+ VK_SAMPLE_COUNT_1_BIT, // VkSampleCountFlagBits samples;
+ VK_IMAGE_TILING_OPTIMAL, // VkImageTiling tiling;
+ usage, // VkImageUsageFlags usage;
+ VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
+ 0u, // deUint32 queueFamilyIndexCount;
+ DE_NULL, // const deUint32* pQueueFamilyIndices;
+ VK_IMAGE_LAYOUT_UNDEFINED // VkImageLayout initialLayout;
+ };
+
+ return imageCreateInfo;
+}
+
+class RayTracingWatertightnessTestInstance : public TestInstance
+{
+public:
+ RayTracingWatertightnessTestInstance (Context& context, const CaseDef& data);
+ ~RayTracingWatertightnessTestInstance (void);
+ tcu::TestStatus iterate (void);
+
+protected:
+ void checkSupportInInstance (void) const;
+ de::MovePtr<BufferWithMemory> runTest (void);
+ de::MovePtr<TopLevelAccelerationStructure> initTopAccelerationStructure (VkCommandBuffer cmdBuffer,
+ vector<de::SharedPtr<BottomLevelAccelerationStructure> >& bottomLevelAccelerationStructures);
+ vector<de::SharedPtr<BottomLevelAccelerationStructure> > initBottomAccelerationStructures (VkCommandBuffer cmdBuffer);
+ de::MovePtr<BottomLevelAccelerationStructure> initBottomAccelerationStructure (VkCommandBuffer cmdBuffer,
+ bool triangles);
+
+private:
+ CaseDef m_data;
+};
+
+RayTracingWatertightnessTestInstance::RayTracingWatertightnessTestInstance (Context& context, const CaseDef& data)
+ : vkt::TestInstance (context)
+ , m_data (data)
+{
+}
+
+RayTracingWatertightnessTestInstance::~RayTracingWatertightnessTestInstance (void)
+{
+}
+
+class RayTracingTestCase : public TestCase
+{
+ public:
+ RayTracingTestCase (tcu::TestContext& context, const char* name, const char* desc, const CaseDef data);
+ ~RayTracingTestCase (void);
+
+ virtual void initPrograms (SourceCollections& programCollection) const;
+ virtual TestInstance* createInstance (Context& context) const;
+ virtual void checkSupport (Context& context) const;
+
+private:
+ CaseDef m_data;
+};
+
+RayTracingTestCase::RayTracingTestCase (tcu::TestContext& context, const char* name, const char* desc, const CaseDef data)
+ : vkt::TestCase (context, name, desc)
+ , m_data (data)
+{
+}
+
+RayTracingTestCase::~RayTracingTestCase (void)
+{
+}
+
+void RayTracingTestCase::checkSupport(Context& context) const
+{
+ context.requireDeviceFunctionality(getRayTracingExtensionUsed());
+
+ const VkPhysicalDeviceRayTracingFeaturesKHR& rayTracingFeaturesKHR = context.getRayTracingFeatures();
+
+ if (rayTracingFeaturesKHR.rayTracing == DE_FALSE)
+ TCU_THROW(NotSupportedError, "Requires rayTracingFeaturesKHR.rayTracing");
+}
+
+void RayTracingTestCase::initPrograms (SourceCollections& programCollection) const
+{
+ {
+ std::stringstream css;
+ css <<
+ "#version 460 core\n"
+ "#extension GL_EXT_nonuniform_qualifier : enable\n"
+ "#extension GL_EXT_ray_tracing : require\n"
+ "layout(location = 0) rayPayloadInEXT vec3 hitValue;\n"
+ "hitAttributeEXT vec3 attribs;\n"
+ "layout(r32ui, set = 0, binding = 0) uniform uimage2D result;\n"
+ "void main()\n"
+ "{\n"
+ " uvec4 color = uvec4(1,0,0,1);\n"
+ " imageStore(result, ivec2(gl_LaunchIDEXT.xy), color);\n"
+ "}\n";
+
+ programCollection.glslSources.add("ahit") << glu::AnyHitSource(updateRayTracingGLSL(css.str()));
+ }
+
+ {
+ std::stringstream css;
+ css <<
+ "#version 460 core\n"
+ "#extension GL_EXT_nonuniform_qualifier : enable\n"
+ "#extension GL_EXT_ray_tracing : require\n"
+ "layout(location = 0) rayPayloadInEXT dummyPayload { vec4 dummy; };\n"
+ "layout(r32ui, set = 0, binding = 0) uniform uimage2D result;\n"
+ "void main()\n"
+ "{\n"
+ " uvec4 color = uvec4(2,0,0,1);\n"
+ " imageStore(result, ivec2(gl_LaunchIDEXT.xy), color);\n"
+ "}\n";
+
+ programCollection.glslSources.add("miss") << glu::MissSource(updateRayTracingGLSL(css.str()));
+ }
+
+ {
+ std::stringstream css;
+ css <<
+ "#version 460 core\n"
+ "#extension GL_EXT_nonuniform_qualifier : enable\n"
+ "#extension GL_EXT_ray_tracing : require\n"
+ "hitAttributeEXT vec3 hitAttribute;\n"
+ "void main()\n"
+ "{\n"
+ " reportIntersectionEXT(1.0f, 0);\n"
+ "}\n";
+
+ programCollection.glslSources.add("sect") << glu::IntersectionSource(updateRayTracingGLSL(css.str()));
+ }
+
+ programCollection.glslSources.add("rgen") << glu::RaygenSource(updateRayTracingGLSL(getCommonRayGenerationShader()));
+}
+
+TestInstance* RayTracingTestCase::createInstance (Context& context) const
+{
+ return new RayTracingWatertightnessTestInstance(context, m_data);
+}
+
+de::MovePtr<TopLevelAccelerationStructure> RayTracingWatertightnessTestInstance::initTopAccelerationStructure (VkCommandBuffer cmdBuffer,
+ vector<de::SharedPtr<BottomLevelAccelerationStructure> >& bottomLevelAccelerationStructures)
+{
+ const DeviceInterface& vkd = m_context.getDeviceInterface();
+ const VkDevice device = m_context.getDevice();
+ Allocator& allocator = m_context.getDefaultAllocator();
+ de::MovePtr<TopLevelAccelerationStructure> result = makeTopLevelAccelerationStructure();
+
+ result->setInstanceCount(bottomLevelAccelerationStructures.size());
+
+ for (size_t structNdx = 0; structNdx < bottomLevelAccelerationStructures.size(); ++structNdx)
+ result->addInstance(bottomLevelAccelerationStructures[structNdx]);
+
+ result->createAndBuild(vkd, device, cmdBuffer, allocator);
+
+ return result;
+}
+
+de::MovePtr<BottomLevelAccelerationStructure> RayTracingWatertightnessTestInstance::initBottomAccelerationStructure (VkCommandBuffer cmdBuffer,
+ bool triangle)
+{
+ const DeviceInterface& vkd = m_context.getDeviceInterface();
+ const VkDevice device = m_context.getDevice();
+ Allocator& allocator = m_context.getDefaultAllocator();
+ de::MovePtr<BottomLevelAccelerationStructure> result = makeBottomLevelAccelerationStructure();
+ de::Random rng (m_data.randomSeed);
+ std::vector<tcu::Vec3> vertices;
+ std::vector<tcu::UVec3> triangles;
+ std::vector<tcu::Vec3> geometryData;
+
+ result->setGeometryCount(1u);
+
+ vertices.reserve(3u * m_data.squaresGroupCount);
+
+ vertices.push_back(tcu::Vec3(0.0f, 0.0f, -1.0f));
+ vertices.push_back(tcu::Vec3(0.0f, 1.0f, -1.0f));
+ vertices.push_back(tcu::Vec3(1.0f, 0.0f, -1.0f));
+ vertices.push_back(tcu::Vec3(1.0f, 1.0f, -1.0f));
+
+ triangles.reserve(m_data.squaresGroupCount);
+
+ triangles.push_back(tcu::UVec3(0, 1, 2));
+ triangles.push_back(tcu::UVec3(1, 2, 3));
+
+ while (triangles.size() < m_data.squaresGroupCount)
+ {
+ const deUint32 n = (deUint32)rng.getInt(0, (deUint32)triangles.size() - 1);
+ tcu::UVec3& t = triangles[n];
+ const tcu::Vec3& a = vertices[t.x()];
+ const tcu::Vec3& b = vertices[t.y()];
+ const tcu::Vec3& c = vertices[t.z()];
+ const float alfa = rng.getFloat(0.01f, 0.99f);
+ const float beta = rng.getFloat(0.01f, 0.99f);
+ const tcu::Vec3 mixed = mixVec3(mixVec3(a, b, alfa), c, beta);
+ const float z = -rng.getFloat(0.01f, 0.99f);
+ const tcu::Vec3 d = tcu::Vec3(mixed.x(), mixed.y(), z);
+ const deUint32& p = t.x();
+ const deUint32& q = t.y();
+ deUint32& r = t.z();
+ const deUint32 R = (deUint32)vertices.size();
+
+ vertices.push_back(d);
+
+ triangles.push_back(tcu::UVec3(q, r, R));
+ triangles.push_back(tcu::UVec3(p, r, R));
+ r = R;
+ }
+
+ geometryData.reserve(3u * triangles.size());
+
+ for (size_t i = 0; i < triangles.size(); ++i)
+ {
+ geometryData.push_back(vertices[triangles[i].x()]);
+ geometryData.push_back(vertices[triangles[i].y()]);
+ geometryData.push_back(vertices[triangles[i].z()]);
+ }
+
+ result->addGeometry(geometryData, triangle);
+ result->createAndBuild(vkd, device, cmdBuffer, allocator);
+
+ return result;
+}
+
+vector<de::SharedPtr<BottomLevelAccelerationStructure> > RayTracingWatertightnessTestInstance::initBottomAccelerationStructures (VkCommandBuffer cmdBuffer)
+{
+ vector<de::SharedPtr<BottomLevelAccelerationStructure> > result;
+
+ for (size_t instanceNdx = 0; instanceNdx < m_data.instancesGroupCount; ++instanceNdx)
+ {
+ de::MovePtr<BottomLevelAccelerationStructure> bottomLevelAccelerationStructure = initBottomAccelerationStructure(cmdBuffer, true);
+
+ result.push_back(de::SharedPtr<BottomLevelAccelerationStructure>(bottomLevelAccelerationStructure.release()));
+ }
+
+ return result;
+}
+
+de::MovePtr<BufferWithMemory> RayTracingWatertightnessTestInstance::runTest (void)
+{
+ const InstanceInterface& vki = m_context.getInstanceInterface();
+ const DeviceInterface& vkd = m_context.getDeviceInterface();
+ const VkDevice device = m_context.getDevice();
+ const VkPhysicalDevice physicalDevice = m_context.getPhysicalDevice();
+ const deUint32 queueFamilyIndex = m_context.getUniversalQueueFamilyIndex();
+ const VkQueue queue = m_context.getUniversalQueue();
+ Allocator& allocator = m_context.getDefaultAllocator();
+ const VkFormat format = VK_FORMAT_R32_UINT;
+ const deUint32 pixelCount = m_data.width * m_data.height;
+ const deUint32 shaderGroupHandleSize = getShaderGroupSize(vki, physicalDevice);
+ const deUint32 shaderGroupBaseAlignment = getShaderGroupBaseAlignment(vki, physicalDevice);
+
+ const Move<VkDescriptorSetLayout> descriptorSetLayout = DescriptorSetLayoutBuilder()
+ .addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, ALL_RAY_TRACING_STAGES)
+ .addSingleBinding(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, ALL_RAY_TRACING_STAGES)
+ .build(vkd, device);
+ const Move<VkDescriptorPool> descriptorPool = DescriptorPoolBuilder()
+ .addType(VK_DESCRIPTOR_TYPE_STORAGE_IMAGE)
+ .addType(VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR)
+ .build(vkd, device, VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u);
+ const Move<VkDescriptorSet> descriptorSet = makeDescriptorSet(vkd, device, *descriptorPool, *descriptorSetLayout);
+ const Move<VkPipelineLayout> pipelineLayout = makePipelineLayout(vkd, device, descriptorSetLayout.get());
+ const Move<VkCommandPool> cmdPool = createCommandPool(vkd, device, 0, queueFamilyIndex);
+ const Move<VkCommandBuffer> cmdBuffer = allocateCommandBuffer(vkd, device, *cmdPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
+
+ de::MovePtr<RayTracingPipeline> rayTracingPipeline = de::newMovePtr<RayTracingPipeline>();
+ const Move<VkPipeline> pipeline = makePipeline(vkd, device, m_context.getBinaryCollection(), rayTracingPipeline, *pipelineLayout, RAYGEN_GROUP, MISS_GROUP, HIT_GROUP);
+ const de::MovePtr<BufferWithMemory> raygenShaderBindingTable = rayTracingPipeline->createShaderBindingTable(vkd, device, *pipeline, allocator, shaderGroupHandleSize, shaderGroupBaseAlignment, RAYGEN_GROUP, 1u);
+ const de::MovePtr<BufferWithMemory> missShaderBindingTable = rayTracingPipeline->createShaderBindingTable(vkd, device, *pipeline, allocator, shaderGroupHandleSize, shaderGroupBaseAlignment, MISS_GROUP, 1u);
+ const de::MovePtr<BufferWithMemory> hitShaderBindingTable = rayTracingPipeline->createShaderBindingTable(vkd, device, *pipeline, allocator, shaderGroupHandleSize, shaderGroupBaseAlignment, HIT_GROUP, 1u);
+ const VkStridedBufferRegionKHR raygenShaderBindingTableRegion = makeStridedBufferRegionKHR(raygenShaderBindingTable->get(), 0, 0, shaderGroupHandleSize);
+ const VkStridedBufferRegionKHR missShaderBindingTableRegion = makeStridedBufferRegionKHR(missShaderBindingTable->get(), 0, 0, shaderGroupHandleSize);
+ const VkStridedBufferRegionKHR hitShaderBindingTableRegion = makeStridedBufferRegionKHR(hitShaderBindingTable->get(), 0, 0, shaderGroupHandleSize);
+ const VkStridedBufferRegionKHR callableShaderBindingTableRegion = makeStridedBufferRegionKHR(DE_NULL, 0, 0, 0);
+
+ const VkImageCreateInfo imageCreateInfo = makeImageCreateInfo(m_data.width, m_data.height, format);
+ const VkImageSubresourceRange imageSubresourceRange = makeImageSubresourceRange(VK_IMAGE_ASPECT_COLOR_BIT, 0u, 1u, 0, 1u);
+ const de::MovePtr<ImageWithMemory> image = de::MovePtr<ImageWithMemory>(new ImageWithMemory(vkd, device, allocator, imageCreateInfo, MemoryRequirement::Any));
+ const Move<VkImageView> imageView = makeImageView(vkd, device, **image, VK_IMAGE_VIEW_TYPE_2D, format, imageSubresourceRange);
+
+ const VkBufferCreateInfo bufferCreateInfo = makeBufferCreateInfo(pixelCount*sizeof(deUint32), VK_BUFFER_USAGE_TRANSFER_DST_BIT);
+ const VkImageSubresourceLayers bufferImageSubresourceLayers = makeImageSubresourceLayers(VK_IMAGE_ASPECT_COLOR_BIT, 0u, 0u, 1u);
+ const VkBufferImageCopy bufferImageRegion = makeBufferImageCopy(makeExtent3D(m_data.width, m_data.height, 1u), bufferImageSubresourceLayers);
+ de::MovePtr<BufferWithMemory> buffer = de::MovePtr<BufferWithMemory>(new BufferWithMemory(vkd, device, allocator, bufferCreateInfo, MemoryRequirement::HostVisible));
+
+ const VkDescriptorImageInfo descriptorImageInfo = makeDescriptorImageInfo(DE_NULL, *imageView, VK_IMAGE_LAYOUT_GENERAL);
+
+ const VkImageMemoryBarrier preImageBarrier = makeImageMemoryBarrier(0u, VK_ACCESS_TRANSFER_WRITE_BIT,
+ VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
+ **image, imageSubresourceRange);
+ const VkImageMemoryBarrier postImageBarrier = makeImageMemoryBarrier(VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_SHADER_READ_BIT,
+ VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_GENERAL,
+ **image, imageSubresourceRange);
+ const VkMemoryBarrier preTraceMemoryBarrier = makeMemoryBarrier(VK_ACCESS_TRANSFER_WRITE_BIT, VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_SHADER_WRITE_BIT);
+ const VkMemoryBarrier postTraceMemoryBarrier = makeMemoryBarrier(VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_SHADER_WRITE_BIT, VK_ACCESS_TRANSFER_READ_BIT);
+ const VkMemoryBarrier postCopyMemoryBarrier = makeMemoryBarrier(VK_ACCESS_TRANSFER_READ_BIT, 0);
+ const VkClearValue clearValue = makeClearValueColorU32(5u, 5u, 5u, 255u);
+
+ vector<de::SharedPtr<BottomLevelAccelerationStructure> > bottomLevelAccelerationStructures;
+ de::MovePtr<TopLevelAccelerationStructure> topLevelAccelerationStructure;
+
+ beginCommandBuffer(vkd, *cmdBuffer, 0u);
+ {
+ cmdPipelineImageMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, &preImageBarrier);
+ vkd.cmdClearColorImage(*cmdBuffer, **image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &clearValue.color, 1, &imageSubresourceRange);
+ cmdPipelineImageMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, ALL_RAY_TRACING_STAGES, &postImageBarrier);
+
+ bottomLevelAccelerationStructures = initBottomAccelerationStructures(*cmdBuffer);
+ topLevelAccelerationStructure = initTopAccelerationStructure(*cmdBuffer, bottomLevelAccelerationStructures);
+
+ cmdPipelineMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, ALL_RAY_TRACING_STAGES, &preTraceMemoryBarrier);
+
+ const TopLevelAccelerationStructure* topLevelAccelerationStructurePtr = topLevelAccelerationStructure.get();
+ VkWriteDescriptorSetAccelerationStructureKHR accelerationStructureWriteDescriptorSet =
+ {
+ VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR, // VkStructureType sType;
+ DE_NULL, // const void* pNext;
+ 1u, // deUint32 accelerationStructureCount;
+ topLevelAccelerationStructurePtr->getPtr(), // const VkAccelerationStructureKHR* pAccelerationStructures;
+ };
+
+ DescriptorSetUpdateBuilder()
+ .writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, &descriptorImageInfo)
+ .writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR, &accelerationStructureWriteDescriptorSet)
+ .update(vkd, device);
+
+ vkd.cmdBindDescriptorSets(*cmdBuffer, VK_PIPELINE_BIND_POINT_RAY_TRACING_KHR, *pipelineLayout, 0, 1, &descriptorSet.get(), 0, DE_NULL);
+
+ vkd.cmdBindPipeline(*cmdBuffer, VK_PIPELINE_BIND_POINT_RAY_TRACING_KHR, *pipeline);
+
+ cmdTraceRays(vkd,
+ *cmdBuffer,
+ &raygenShaderBindingTableRegion,
+ &missShaderBindingTableRegion,
+ &hitShaderBindingTableRegion,
+ &callableShaderBindingTableRegion,
+ m_data.width, m_data.height, 1);
+
+ cmdPipelineMemoryBarrier(vkd, *cmdBuffer, ALL_RAY_TRACING_STAGES, VK_PIPELINE_STAGE_TRANSFER_BIT, &postTraceMemoryBarrier);
+
+ vkd.cmdCopyImageToBuffer(*cmdBuffer, **image, VK_IMAGE_LAYOUT_GENERAL, **buffer, 1u, &bufferImageRegion);
+
+ cmdPipelineMemoryBarrier(vkd, *cmdBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT, &postCopyMemoryBarrier);
+ }
+ endCommandBuffer(vkd, *cmdBuffer);
+
+ submitCommandsAndWait(vkd, device, queue, cmdBuffer.get());
+
+ invalidateMappedMemoryRange(vkd, device, buffer->getAllocation().getMemory(), buffer->getAllocation().getOffset(), pixelCount * sizeof(deUint32));
+
+ return buffer;
+}
+
+void RayTracingWatertightnessTestInstance::checkSupportInInstance (void) const
+{
+ const InstanceInterface& vki = m_context.getInstanceInterface();
+ const VkPhysicalDevice physicalDevice = m_context.getPhysicalDevice();
+ const vk::VkPhysicalDeviceProperties& properties = m_context.getDeviceProperties();
+ const deUint32 requiredAllocations = 8u
+ + TopLevelAccelerationStructure::getRequiredAllocationCount()
+ + m_data.instancesGroupCount * BottomLevelAccelerationStructure::getRequiredAllocationCount();
+ de::MovePtr<RayTracingProperties> rayTracingProperties = makeRayTracingProperties(vki, physicalDevice);
+
+ if (rayTracingProperties->getMaxPrimitiveCount() < m_data.squaresGroupCount)
+ TCU_THROW(NotSupportedError, "Triangles required more than supported");
+
+ if (rayTracingProperties->getMaxGeometryCount() < m_data.geometriesGroupCount)
+ TCU_THROW(NotSupportedError, "Geometries required more than supported");
+
+ if (rayTracingProperties->getMaxInstanceCount() < m_data.instancesGroupCount)
+ TCU_THROW(NotSupportedError, "Instances required more than supported");
+
+ if (properties.limits.maxMemoryAllocationCount < requiredAllocations)
+ TCU_THROW(NotSupportedError, "Test requires more allocations allowed");
+}
+
+tcu::TestStatus RayTracingWatertightnessTestInstance::iterate (void)
+{
+ checkSupportInInstance();
+
+ const de::MovePtr<BufferWithMemory> bufferGPU = runTest();
+ const deUint32* bufferPtrGPU = (deUint32*)bufferGPU->getAllocation().getHostPtr();
+ deUint32 failures = 0;
+ deUint32 pos = 0;
+
+ for (deUint32 y = 0; y < m_data.height; ++y)
+ for (deUint32 x = 0; x < m_data.width; ++x)
+ {
+ if (bufferPtrGPU[pos] != 1)
+ failures++;
+
+ ++pos;
+ }
+
+ if (failures == 0)
+ return tcu::TestStatus::pass("Pass");
+ else
+ return tcu::TestStatus::fail("failures=" + de::toString(failures));
+}
+
+} // anonymous
+
+tcu::TestCaseGroup* createWatertightnessTests (tcu::TestContext& testCtx)
+{
+ de::MovePtr<tcu::TestCaseGroup> watertightnessGroup(new tcu::TestCaseGroup(testCtx, "watertightness", "Ray watertightness tests"));
+
+ const size_t numTests = 10;
+ const deUint32 sizes[] = { 4, 16, 64, 256, 1024, 4096, 16384, 65536 };
+
+ for (size_t testNdx = 0; testNdx < numTests; ++testNdx)
+ {
+ de::MovePtr<tcu::TestCaseGroup> group(new tcu::TestCaseGroup(testCtx, de::toString(testNdx).c_str(), ""));
+
+ for (size_t sizesNdx = 0; sizesNdx < DE_LENGTH_OF_ARRAY(sizes); ++sizesNdx)
+ {
+ const deUint32 squaresGroupCount = sizes[sizesNdx];
+ const deUint32 geometriesGroupCount = 1;
+ const deUint32 instancesGroupCount = 1;
+ const deUint32 randomSeed = (deUint32)(5 * testNdx + 11 * sizes[sizesNdx]);
+ const CaseDef caseDef =
+ {
+ 256u,
+ 256u,
+ squaresGroupCount,
+ geometriesGroupCount,
+ instancesGroupCount,
+ randomSeed
+ };
+ const std::string testName = de::toString(caseDef.squaresGroupCount);
+
+ group->addChild(new RayTracingTestCase(testCtx, testName.c_str(), "", caseDef));
+ }
+
+ watertightnessGroup->addChild(group.release());
+ }
+
+ return watertightnessGroup.release();
+}
+
+} // RayTracing
+} // vkt
projects / platform / upstream / VK-GL-CTS.git / commitdiff