external/vulkancts/modules/vulkan/dynamic_state/vktDynamicStateDSTests.cpp

   1 /*------------------------------------------------------------------------
   2  * Vulkan Conformance Tests
   3  * ------------------------
   4  *
   5  * Copyright (c) 2015 The Khronos Group Inc.
   6  * Copyright (c) 2015 Intel Corporation
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  *//*!
  21  * \file
  22  * \brief Dynamic State Depth Stencil Tests
  23  *//*--------------------------------------------------------------------*/
  24
  25 #include "vktDynamicStateDSTests.hpp"
  26
  27 #include "vktTestCaseUtil.hpp"
  28 #include "vktDynamicStateTestCaseUtil.hpp"
  29
  30 #include "tcuTestLog.hpp"
  31 #include "tcuResource.hpp"
  32 #include "tcuImageCompare.hpp"
  33 #include "tcuCommandLine.hpp"
  34 #include "tcuTextureUtil.hpp"
  35 #include "tcuRGBA.hpp"
  36
  37 #include "vkRefUtil.hpp"
  38 #include "vkImageUtil.hpp"
  39
  40 #include "vktDrawCreateInfoUtil.hpp"
  41 #include "vktDrawImageObjectUtil.hpp"
  42 #include "vktDrawBufferObjectUtil.hpp"
  43 #include "vkPrograms.hpp"
  44
  45 namespace vkt
  46 {
  47 namespace DynamicState
  48 {
  49
  50 using namespace Draw;
  51
  52 namespace
  53 {
  54
  55 class DepthStencilBaseCase : public TestInstance
  56 {
  57 public:
  58         DepthStencilBaseCase (Context& context, const char* vertexShaderName, const char* fragmentShaderName)
  59                 : TestInstance                                          (context)
  60                 , m_colorAttachmentFormat                       (vk::VK_FORMAT_R8G8B8A8_UNORM)
  61                 , m_topology                                            (vk::VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP)
  62                 , m_vk                                                          (context.getDeviceInterface())
  63                 , m_vertexShaderName                            (vertexShaderName)
  64                 , m_fragmentShaderName                          (fragmentShaderName)
  65         {
  66         }
  67
  68 protected:
  69
  70         enum
  71         {
  72                 WIDTH   = 128,
  73                 HEIGHT  = 128
  74         };
  75
  76         vk::VkFormat                                                                    m_colorAttachmentFormat;
  77         vk::VkFormat                                                                    m_depthStencilAttachmentFormat;
  78
  79         vk::VkPrimitiveTopology                                                 m_topology;
  80
  81         const vk::DeviceInterface&                                              m_vk;
  82
  83         vk::Move<vk::VkPipeline>                                                m_pipeline_1;
  84         vk::Move<vk::VkPipeline>                                                m_pipeline_2;
  85         vk::Move<vk::VkPipelineLayout>                                  m_pipelineLayout;
  86
  87         de::SharedPtr<Image>                                                    m_colorTargetImage;
  88         vk::Move<vk::VkImageView>                                               m_colorTargetView;
  89
  90         de::SharedPtr<Image>                                                    m_depthStencilImage;
  91         vk::Move<vk::VkImageView>                                               m_attachmentView;
  92
  93         PipelineCreateInfo::VertexInputState                    m_vertexInputState;
  94         de::SharedPtr<Buffer>                                                   m_vertexBuffer;
  95
  96         vk::Move<vk::VkCommandPool>                                             m_cmdPool;
  97         vk::Move<vk::VkCommandBuffer>                                   m_cmdBuffer;
  98
  99         vk::Move<vk::VkFramebuffer>                                             m_framebuffer;
 100         vk::Move<vk::VkRenderPass>                                              m_renderPass;
 101
 102         const std::string                                                               m_vertexShaderName;
 103         const std::string                                                               m_fragmentShaderName;
 104
 105         std::vector<PositionColorVertex>                                m_data;
 106
 107         PipelineCreateInfo::DepthStencilState                   m_depthStencilState_1;
 108         PipelineCreateInfo::DepthStencilState                   m_depthStencilState_2;
 109
 110         void initialize (void)
 111         {
 112                 const vk::VkDevice device = m_context.getDevice();
 113
 114                 vk::VkFormatProperties formatProperties;
 115                 // check for VK_FORMAT_D24_UNORM_S8_UINT support
 116                 m_context.getInstanceInterface().getPhysicalDeviceFormatProperties(m_context.getPhysicalDevice(), vk::VK_FORMAT_D24_UNORM_S8_UINT, &formatProperties);
 117                 if (formatProperties.optimalTilingFeatures & vk::VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)
 118                 {
 119                         m_depthStencilAttachmentFormat = vk::VK_FORMAT_D24_UNORM_S8_UINT;
 120                 }
 121                 else
 122                 {
 123                         // check for VK_FORMAT_D32_SFLOAT_S8_UINT support
 124                         m_context.getInstanceInterface().getPhysicalDeviceFormatProperties(m_context.getPhysicalDevice(), vk::VK_FORMAT_D32_SFLOAT_S8_UINT, &formatProperties);
 125                         if (formatProperties.optimalTilingFeatures & vk::VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)
 126                         {
 127                                 m_depthStencilAttachmentFormat = vk::VK_FORMAT_D32_SFLOAT_S8_UINT;
 128                         }
 129                         else
 130                                 throw tcu::NotSupportedError("No valid depth stencil attachment available");
 131                 }
 132
 133                 const PipelineLayoutCreateInfo pipelineLayoutCreateInfo;
 134                 m_pipelineLayout = vk::createPipelineLayout(m_vk, device, &pipelineLayoutCreateInfo);
 135
 136                 const vk::Unique<vk::VkShaderModule> vs(createShaderModule(m_vk, device, m_context.getBinaryCollection().get(m_vertexShaderName), 0));
 137                 const vk::Unique<vk::VkShaderModule> fs(createShaderModule(m_vk, device, m_context.getBinaryCollection().get(m_fragmentShaderName), 0));
 138
 139                 const vk::VkExtent3D imageExtent = { WIDTH, HEIGHT, 1 };
 140                 const ImageCreateInfo targetImageCreateInfo(vk::VK_IMAGE_TYPE_2D, m_colorAttachmentFormat, imageExtent, 1, 1, vk::VK_SAMPLE_COUNT_1_BIT,
 141                                                                                                         vk::VK_IMAGE_TILING_OPTIMAL,
 142                                                                                                         vk::VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
 143                                                                                                         vk::VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
 144                                                                                                         vk::VK_IMAGE_USAGE_TRANSFER_DST_BIT);
 145
 146                 m_colorTargetImage = Image::createAndAlloc(m_vk, device, targetImageCreateInfo, m_context.getDefaultAllocator());
 147
 148                 const ImageCreateInfo depthStencilImageCreateInfo(vk::VK_IMAGE_TYPE_2D, m_depthStencilAttachmentFormat, imageExtent,
 149                                                                                                                   1, 1, vk::VK_SAMPLE_COUNT_1_BIT, vk::VK_IMAGE_TILING_OPTIMAL,
 150                                                                                                                   vk::VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT |
 151                                                                                                                   vk::VK_IMAGE_USAGE_TRANSFER_DST_BIT);
 152
 153                 m_depthStencilImage = Image::createAndAlloc(m_vk, device, depthStencilImageCreateInfo, m_context.getDefaultAllocator());
 154
 155                 const ImageViewCreateInfo colorTargetViewInfo(m_colorTargetImage->object(), vk::VK_IMAGE_VIEW_TYPE_2D, m_colorAttachmentFormat);
 156                 m_colorTargetView = vk::createImageView(m_vk, device, &colorTargetViewInfo);
 157
 158                 const ImageViewCreateInfo attachmentViewInfo(m_depthStencilImage->object(), vk::VK_IMAGE_VIEW_TYPE_2D, m_depthStencilAttachmentFormat);
 159                 m_attachmentView = vk::createImageView(m_vk, device, &attachmentViewInfo);
 160
 161                 RenderPassCreateInfo renderPassCreateInfo;
 162                 renderPassCreateInfo.addAttachment(AttachmentDescription(m_colorAttachmentFormat,
 163                                                                                                                                  vk::VK_SAMPLE_COUNT_1_BIT,
 164                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_LOAD,
 165                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 166                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_DONT_CARE,
 167                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 168                                                                                                                                  vk::VK_IMAGE_LAYOUT_GENERAL,
 169                                                                                                                                  vk::VK_IMAGE_LAYOUT_GENERAL));
 170
 171                 renderPassCreateInfo.addAttachment(AttachmentDescription(m_depthStencilAttachmentFormat,
 172                                                                                                                                  vk::VK_SAMPLE_COUNT_1_BIT,
 173                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_LOAD,
 174                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 175                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_LOAD,
 176                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 177                                                                                                                                  vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
 178                                                                                                                                  vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL));
 179
 180                 const vk::VkAttachmentReference colorAttachmentReference =
 181                 {
 182                         0,
 183                         vk::VK_IMAGE_LAYOUT_GENERAL
 184                 };
 185
 186                 const vk::VkAttachmentReference depthAttachmentReference =
 187                 {
 188                         1,
 189                         vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL
 190                 };
 191
 192                 renderPassCreateInfo.addSubpass(SubpassDescription(
 193                         vk::VK_PIPELINE_BIND_POINT_GRAPHICS,
 194                         0,
 195                         0,
 196                         DE_NULL,
 197                         1,
 198                         &colorAttachmentReference,
 199                         DE_NULL,
 200                         depthAttachmentReference,
 201                         0,
 202                         DE_NULL));
 203
 204                 m_renderPass = vk::createRenderPass(m_vk, device, &renderPassCreateInfo);
 205
 206                 const vk::VkVertexInputBindingDescription vertexInputBindingDescription =
 207                 {
 208                         0,
 209                         (deUint32)sizeof(tcu::Vec4) * 2,
 210                         vk::VK_VERTEX_INPUT_RATE_VERTEX,
 211                 };
 212
 213                 const vk::VkVertexInputAttributeDescription vertexInputAttributeDescriptions[2] =
 214                 {
 215                         {
 216                                 0u,
 217                                 0u,
 218                                 vk::VK_FORMAT_R32G32B32A32_SFLOAT,
 219                                 0u
 220                         },
 221                         {
 222                                 1u,
 223                                 0u,
 224                                 vk::VK_FORMAT_R32G32B32A32_SFLOAT,
 225                                 (deUint32)(sizeof(float)* 4),
 226                         }
 227                 };
 228
 229                 m_vertexInputState = PipelineCreateInfo::VertexInputState(
 230                         1,
 231                         &vertexInputBindingDescription,
 232                         2,
 233                         vertexInputAttributeDescriptions);
 234
 235                 const PipelineCreateInfo::ColorBlendState::Attachment vkCbAttachmentState;
 236
 237                 PipelineCreateInfo pipelineCreateInfo_1(*m_pipelineLayout, *m_renderPass, 0, 0);
 238                 pipelineCreateInfo_1.addShader(PipelineCreateInfo::PipelineShaderStage(*vs, "main", vk::VK_SHADER_STAGE_VERTEX_BIT));
 239                 pipelineCreateInfo_1.addShader(PipelineCreateInfo::PipelineShaderStage(*fs, "main", vk::VK_SHADER_STAGE_FRAGMENT_BIT));
 240                 pipelineCreateInfo_1.addState(PipelineCreateInfo::VertexInputState(m_vertexInputState));
 241                 pipelineCreateInfo_1.addState(PipelineCreateInfo::InputAssemblerState(m_topology));
 242                 pipelineCreateInfo_1.addState(PipelineCreateInfo::ColorBlendState(1, &vkCbAttachmentState));
 243                 pipelineCreateInfo_1.addState(PipelineCreateInfo::ViewportState(1));
 244                 pipelineCreateInfo_1.addState(m_depthStencilState_1);
 245                 pipelineCreateInfo_1.addState(PipelineCreateInfo::RasterizerState());
 246                 pipelineCreateInfo_1.addState(PipelineCreateInfo::MultiSampleState());
 247                 pipelineCreateInfo_1.addState(PipelineCreateInfo::DynamicState());
 248
 249                 PipelineCreateInfo pipelineCreateInfo_2(*m_pipelineLayout, *m_renderPass, 0, 0);
 250                 pipelineCreateInfo_2.addShader(PipelineCreateInfo::PipelineShaderStage(*vs, "main", vk::VK_SHADER_STAGE_VERTEX_BIT));
 251                 pipelineCreateInfo_2.addShader(PipelineCreateInfo::PipelineShaderStage(*fs, "main", vk::VK_SHADER_STAGE_FRAGMENT_BIT));
 252                 pipelineCreateInfo_2.addState(PipelineCreateInfo::VertexInputState(m_vertexInputState));
 253                 pipelineCreateInfo_2.addState(PipelineCreateInfo::InputAssemblerState(m_topology));
 254                 pipelineCreateInfo_2.addState(PipelineCreateInfo::ColorBlendState(1, &vkCbAttachmentState));
 255                 pipelineCreateInfo_2.addState(PipelineCreateInfo::ViewportState(1));
 256                 pipelineCreateInfo_2.addState(m_depthStencilState_2);
 257                 pipelineCreateInfo_2.addState(PipelineCreateInfo::RasterizerState());
 258                 pipelineCreateInfo_2.addState(PipelineCreateInfo::MultiSampleState());
 259                 pipelineCreateInfo_2.addState(PipelineCreateInfo::DynamicState());
 260
 261                 m_pipeline_1 = vk::createGraphicsPipeline(m_vk, device, DE_NULL, &pipelineCreateInfo_1);
 262                 m_pipeline_2 = vk::createGraphicsPipeline(m_vk, device, DE_NULL, &pipelineCreateInfo_2);
 263
 264                 std::vector<vk::VkImageView> attachments(2);
 265                 attachments[0] = *m_colorTargetView;
 266                 attachments[1] = *m_attachmentView;
 267
 268                 const FramebufferCreateInfo framebufferCreateInfo(*m_renderPass, attachments, WIDTH, HEIGHT, 1);
 269
 270                 m_framebuffer = vk::createFramebuffer(m_vk, device, &framebufferCreateInfo);
 271
 272                 const vk::VkDeviceSize dataSize = m_data.size() * sizeof(PositionColorVertex);
 273                 m_vertexBuffer = Buffer::createAndAlloc(m_vk, device, BufferCreateInfo(dataSize, vk::VK_BUFFER_USAGE_VERTEX_BUFFER_BIT),
 274                                                                                                 m_context.getDefaultAllocator(), vk::MemoryRequirement::HostVisible);
 275
 276                 deUint8* ptr = reinterpret_cast<unsigned char *>(m_vertexBuffer->getBoundMemory().getHostPtr());
 277                 deMemcpy(ptr, &m_data[0], (size_t)dataSize);
 278
 279                 vk::flushMappedMemoryRange(m_vk, device,
 280                         m_vertexBuffer->getBoundMemory().getMemory(),
 281                         m_vertexBuffer->getBoundMemory().getOffset(),
 282                         dataSize);
 283
 284                 const CmdPoolCreateInfo cmdPoolCreateInfo(m_context.getUniversalQueueFamilyIndex());
 285                 m_cmdPool = vk::createCommandPool(m_vk, device, &cmdPoolCreateInfo);
 286                 m_cmdBuffer = vk::allocateCommandBuffer(m_vk, device, *m_cmdPool, vk::VK_COMMAND_BUFFER_LEVEL_PRIMARY);
 287         }
 288
 289         virtual tcu::TestStatus iterate (void)
 290         {
 291                 DE_ASSERT(false);
 292                 return tcu::TestStatus::fail("Implement iterate() method!");
 293         }
 294
 295         void beginRenderPass (void)
 296         {
 297                 const vk::VkClearColorValue clearColor = { { 0.0f, 0.0f, 0.0f, 1.0f } };
 298                 beginRenderPassWithClearColor(clearColor);
 299         }
 300
 301         void beginRenderPassWithClearColor (const vk::VkClearColorValue &clearColor)
 302         {
 303                 const CmdBufferBeginInfo beginInfo;
 304                 m_vk.beginCommandBuffer(*m_cmdBuffer, &beginInfo);
 305
 306                 initialTransitionColor2DImage(m_vk, *m_cmdBuffer, m_colorTargetImage->object(), vk::VK_IMAGE_LAYOUT_GENERAL);
 307                 initialTransitionDepthStencil2DImage(m_vk, *m_cmdBuffer, m_depthStencilImage->object(), vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 0, vk::VK_ACCESS_TRANSFER_WRITE_BIT);
 308
 309                 const ImageSubresourceRange subresourceRangeImage(vk::VK_IMAGE_ASPECT_COLOR_BIT);
 310                 m_vk.cmdClearColorImage(*m_cmdBuffer, m_colorTargetImage->object(),
 311                         vk::VK_IMAGE_LAYOUT_GENERAL, &clearColor, 1, &subresourceRangeImage);
 312
 313                 const vk::VkClearDepthStencilValue depthStencilClearValue = { 0.0f, 0 };
 314
 315                 const ImageSubresourceRange subresourceRangeDepthStencil[2] = { vk::VK_IMAGE_ASPECT_DEPTH_BIT, vk::VK_IMAGE_ASPECT_STENCIL_BIT };
 316                 m_vk.cmdClearDepthStencilImage(*m_cmdBuffer, m_depthStencilImage->object(),
 317                         vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &depthStencilClearValue, 2, subresourceRangeDepthStencil);
 318
 319                 vk::VkMemoryBarrier memBarrier;
 320                 memBarrier.sType = vk::VK_STRUCTURE_TYPE_MEMORY_BARRIER;
 321                 memBarrier.pNext = NULL;
 322                 memBarrier.srcAccessMask = vk::VK_ACCESS_TRANSFER_WRITE_BIT;
 323                 memBarrier.dstAccessMask = vk::VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | vk::VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
 324                                            vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
 325
 326                 m_vk.cmdPipelineBarrier(*m_cmdBuffer, vk::VK_PIPELINE_STAGE_TRANSFER_BIT,
 327                                                       vk::VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
 328                                                       vk::VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | vk::VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
 329                                                       0, 1, &memBarrier, 0, NULL, 0, NULL);
 330
 331                 const vk::VkRect2D renderArea = { { 0, 0 }, { WIDTH, HEIGHT } };
 332                 const RenderPassBeginInfo renderPassBegin(*m_renderPass, *m_framebuffer, renderArea);
 333
 334                 transition2DImage(m_vk, *m_cmdBuffer, m_depthStencilImage->object(), vk::VK_IMAGE_ASPECT_DEPTH_BIT | vk::VK_IMAGE_ASPECT_STENCIL_BIT, vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL, vk::VK_ACCESS_TRANSFER_WRITE_BIT, vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT);
 335
 336                 m_vk.cmdBeginRenderPass(*m_cmdBuffer, &renderPassBegin, vk::VK_SUBPASS_CONTENTS_INLINE);
 337         }
 338
 339         void setDynamicViewportState (const deUint32 width, const deUint32 height)
 340         {
 341                 vk::VkViewport viewport;
 342                 viewport.x = 0;
 343                 viewport.y = 0;
 344                 viewport.width = static_cast<float>(width);
 345                 viewport.height = static_cast<float>(height);
 346                 viewport.minDepth = 0.0f;
 347                 viewport.maxDepth = 1.0f;
 348
 349                 m_vk.cmdSetViewport(*m_cmdBuffer, 0, 1, &viewport);
 350
 351                 vk::VkRect2D scissor;
 352                 scissor.offset.x = 0;
 353                 scissor.offset.y = 0;
 354                 scissor.extent.width = width;
 355                 scissor.extent.height = height;
 356                 m_vk.cmdSetScissor(*m_cmdBuffer, 0, 1, &scissor);
 357         }
 358
 359         void setDynamicViewportState(const deUint32 viewportCount, const vk::VkViewport* pViewports, const vk::VkRect2D* pScissors)
 360         {
 361                 m_vk.cmdSetViewport(*m_cmdBuffer, 0, viewportCount, pViewports);
 362                 m_vk.cmdSetScissor(*m_cmdBuffer, 0, viewportCount, pScissors);
 363         }
 364
 365         void setDynamicRasterizationState(const float lineWidth = 1.0f,
 366                                                            const float depthBiasConstantFactor = 0.0f,
 367                                                            const float depthBiasClamp = 0.0f,
 368                                                            const float depthBiasSlopeFactor = 0.0f)
 369         {
 370                 m_vk.cmdSetLineWidth(*m_cmdBuffer, lineWidth);
 371                 m_vk.cmdSetDepthBias(*m_cmdBuffer, depthBiasConstantFactor, depthBiasClamp, depthBiasSlopeFactor);
 372         }
 373
 374         void setDynamicBlendState(const float const1 = 0.0f, const float const2 = 0.0f,
 375                                                           const float const3 = 0.0f, const float const4 = 0.0f)
 376         {
 377                 float blendConstantsants[4] = { const1, const2, const3, const4 };
 378                 m_vk.cmdSetBlendConstants(*m_cmdBuffer, blendConstantsants);
 379         }
 380
 381         void setDynamicDepthStencilState(const float minDepthBounds = -1.0f,
 382                                                                          const float maxDepthBounds = 1.0f,
 383                                                                          const deUint32 stencilFrontCompareMask = 0xffffffffu,
 384                                                                          const deUint32 stencilFrontWriteMask = 0xffffffffu,
 385                                                                          const deUint32 stencilFrontReference = 0,
 386                                                                          const deUint32 stencilBackCompareMask = 0xffffffffu,
 387                                                                          const deUint32 stencilBackWriteMask = 0xffffffffu,
 388                                                                          const deUint32 stencilBackReference = 0)
 389         {
 390                 m_vk.cmdSetDepthBounds(*m_cmdBuffer, minDepthBounds, maxDepthBounds);
 391                 m_vk.cmdSetStencilCompareMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontCompareMask);
 392                 m_vk.cmdSetStencilWriteMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontWriteMask);
 393                 m_vk.cmdSetStencilReference(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontReference);
 394                 m_vk.cmdSetStencilCompareMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackCompareMask);
 395                 m_vk.cmdSetStencilWriteMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackWriteMask);
 396                 m_vk.cmdSetStencilReference(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackReference);
 397         }
 398 };
 399
 400 class DepthBoundsParamTestInstance : public DepthStencilBaseCase
 401 {
 402 public:
 403         DepthBoundsParamTestInstance (Context &context, ShaderMap shaders)
 404                 : DepthStencilBaseCase (context, shaders[glu::SHADERTYPE_VERTEX], shaders[glu::SHADERTYPE_FRAGMENT])
 405         {
 406                 // Check if depth bounds test is supported
 407                 {
 408                         const vk::VkPhysicalDeviceFeatures& deviceFeatures = m_context.getDeviceFeatures();
 409
 410                         if (!deviceFeatures.depthBounds)
 411                                 throw tcu::NotSupportedError("Depth bounds test is unsupported");
 412                 }
 413
 414                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 415                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, 1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 416                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 417                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, -1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 418
 419                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, 1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 420                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 421                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, -1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 422                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 423
 424                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 425                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 426                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 427                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 428
 429                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 430                         VK_TRUE, VK_TRUE, vk::VK_COMPARE_OP_ALWAYS, VK_FALSE);
 431
 432                 // enable depth bounds test
 433                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 434                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_TRUE);
 435
 436                 DepthStencilBaseCase::initialize();
 437         }
 438
 439         virtual tcu::TestStatus iterate (void)
 440         {
 441                 tcu::TestLog &log = m_context.getTestContext().getLog();
 442                 const vk::VkQueue queue = m_context.getUniversalQueue();
 443
 444                 beginRenderPass();
 445
 446                 // set states here
 447                 setDynamicViewportState(WIDTH, HEIGHT);
 448                 setDynamicRasterizationState();
 449                 setDynamicBlendState();
 450                 setDynamicDepthStencilState(0.5f, 0.75f);
 451
 452                 const vk::VkDeviceSize vertexBufferOffset = 0;
 453                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 454                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 455
 456                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 457                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 458                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 459
 460                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 461                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 8, 0);
 462
 463                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 464                 m_vk.endCommandBuffer(*m_cmdBuffer);
 465
 466                 vk::VkSubmitInfo submitInfo =
 467                 {
 468                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 469                         DE_NULL,                                                        // const void*                          pNext;
 470                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 471                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 472                         (const vk::VkPipelineStageFlags*)DE_NULL,
 473                         1,                                                                      // deUint32                                     commandBufferCount;
 474                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 475                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 476                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 477                 };
 478                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 479
 480                 // validation
 481                 {
 482                         VK_CHECK(m_vk.queueWaitIdle(queue));
 483
 484                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 485                         referenceFrame.allocLevel(0);
 486
 487                         const deInt32 frameWidth = referenceFrame.getWidth();
 488                         const deInt32 frameHeight = referenceFrame.getHeight();
 489
 490                         tcu::clear(referenceFrame.getLevel(0), tcu::Vec4(0.0f, 0.0f, 0.0f, 1.0f));
 491
 492                         for (int y = 0; y < frameHeight; y++)
 493                         {
 494                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 495
 496                                 for (int x = 0; x < frameWidth; x++)
 497                                 {
 498                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 499
 500                                         if (xCoord >= 0.0f && xCoord <= 1.0f && yCoord >= -1.0f && yCoord <= 1.0f)
 501                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f), x, y);
 502                                         else
 503                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f), x, y);
 504                                 }
 505                         }
 506
 507                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 508                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 509                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 510
 511                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 512                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 513                                 tcu::COMPARE_LOG_RESULT))
 514                         {
 515                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 516                         }
 517
 518                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 519                 }
 520         }
 521 };
 522
 523 class StencilParamsBasicTestInstance : public DepthStencilBaseCase
 524 {
 525 protected:
 526         deUint32 m_writeMask;
 527         deUint32 m_readMask;
 528         deUint32 m_expectedValue;
 529         tcu::Vec4 m_expectedColor;
 530
 531 public:
 532         StencilParamsBasicTestInstance (Context& context, const char* vertexShaderName, const char* fragmentShaderName,
 533                                                                         const deUint32 writeMask, const deUint32 readMask,
 534                                                                         const deUint32 expectedValue, const tcu::Vec4 expectedColor)
 535                 : DepthStencilBaseCase  (context, vertexShaderName, fragmentShaderName)
 536                 , m_expectedColor               (1.0f, 1.0f, 1.0f, 1.0f)
 537         {
 538                 m_writeMask = writeMask;
 539                 m_readMask = readMask;
 540                 m_expectedValue = expectedValue;
 541                 m_expectedColor = expectedColor;
 542
 543                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 544                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 545                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 546                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 547
 548                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 549                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 550                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 551                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 552
 553                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_1 =
 554                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 555                         vk::VK_STENCIL_OP_REPLACE,
 556                         vk::VK_STENCIL_OP_REPLACE,
 557                         vk::VK_STENCIL_OP_REPLACE,
 558                         vk::VK_COMPARE_OP_ALWAYS);
 559
 560                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_1 =
 561                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 562                         vk::VK_STENCIL_OP_REPLACE,
 563                         vk::VK_STENCIL_OP_REPLACE,
 564                         vk::VK_STENCIL_OP_REPLACE,
 565                         vk::VK_COMPARE_OP_ALWAYS);
 566
 567                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_2 =
 568                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 569                         vk::VK_STENCIL_OP_REPLACE,
 570                         vk::VK_STENCIL_OP_REPLACE,
 571                         vk::VK_STENCIL_OP_REPLACE,
 572                         vk::VK_COMPARE_OP_EQUAL);
 573
 574                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_2 =
 575                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 576                         vk::VK_STENCIL_OP_REPLACE,
 577                         vk::VK_STENCIL_OP_REPLACE,
 578                         vk::VK_STENCIL_OP_REPLACE,
 579                         vk::VK_COMPARE_OP_EQUAL);
 580
 581                 // enable stencil test
 582                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 583                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_1, backState_1);
 584
 585                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 586                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_2, backState_2);
 587
 588                 DepthStencilBaseCase::initialize();
 589         }
 590
 591         virtual tcu::TestStatus iterate (void)
 592         {
 593                 tcu::TestLog &log = m_context.getTestContext().getLog();
 594                 const vk::VkQueue queue = m_context.getUniversalQueue();
 595
 596                 beginRenderPass();
 597
 598                 // set states here
 599                 setDynamicViewportState(WIDTH, HEIGHT);
 600                 setDynamicRasterizationState();
 601                 setDynamicBlendState();
 602
 603                 const vk::VkDeviceSize vertexBufferOffset = 0;
 604                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 605                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 606
 607                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 608                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, m_writeMask, 0x0F, 0xFF, m_writeMask, 0x0F);
 609                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 610
 611                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 612                 setDynamicDepthStencilState(-1.0f, 1.0f, m_readMask, 0xFF, m_expectedValue, m_readMask, 0xFF, m_expectedValue);
 613                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 614
 615                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 616                 m_vk.endCommandBuffer(*m_cmdBuffer);
 617
 618                 vk::VkSubmitInfo submitInfo =
 619                 {
 620                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 621                         DE_NULL,                                                        // const void*                          pNext;
 622                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 623                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 624                         (const vk::VkPipelineStageFlags*)DE_NULL,
 625                         1,                                                                      // deUint32                                     commandBufferCount;
 626                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 627                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 628                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 629                 };
 630                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 631
 632                 // validation
 633                 {
 634                         VK_CHECK(m_vk.queueWaitIdle(queue));
 635
 636                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 637                         referenceFrame.allocLevel(0);
 638
 639                         const deInt32 frameWidth = referenceFrame.getWidth();
 640                         const deInt32 frameHeight = referenceFrame.getHeight();
 641
 642                         for (int y = 0; y < frameHeight; y++)
 643                         {
 644                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 645
 646                                 for (int x = 0; x < frameWidth; x++)
 647                                 {
 648                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 649
 650                                         if (xCoord >= -1.0f && xCoord <= 1.0f && yCoord >= -1.0f && yCoord <= 1.0f)
 651                                                 referenceFrame.getLevel(0).setPixel(m_expectedColor, x, y);
 652                                 }
 653                         }
 654
 655                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 656                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 657                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 658
 659                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 660                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 661                                 tcu::COMPARE_LOG_RESULT))
 662                         {
 663                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 664                         }
 665
 666                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 667                 }
 668         }
 669 };
 670
 671 class StencilParamsBasicTestCase : public TestCase
 672 {
 673 protected:
 674         TestInstance* createInstance(Context& context) const
 675         {
 676                 return new StencilParamsBasicTestInstance(context, "VertexFetch.vert", "VertexFetch.frag",
 677                         m_writeMask, m_readMask, m_expectedValue, m_expectedColor);
 678         }
 679
 680         virtual void initPrograms(vk::SourceCollections& programCollection) const
 681         {
 682                 programCollection.glslSources.add("VertexFetch.vert") <<
 683                         glu::VertexSource(ShaderSourceProvider::getSource(m_testCtx.getArchive(), "vulkan/dynamic_state/VertexFetch.vert"));
 684
 685                 programCollection.glslSources.add("VertexFetch.frag") <<
 686                         glu::FragmentSource(ShaderSourceProvider::getSource(m_testCtx.getArchive(), "vulkan/dynamic_state/VertexFetch.frag"));
 687         }
 688
 689         deUint32 m_writeMask;
 690         deUint32 m_readMask;
 691         deUint32 m_expectedValue;
 692         tcu::Vec4 m_expectedColor;
 693
 694 public:
 695         StencilParamsBasicTestCase (tcu::TestContext& context, const char *name, const char *description,
 696                                                                 const deUint32 writeMask, const deUint32 readMask,
 697                                                                 const deUint32 expectedValue, const tcu::Vec4 expectedColor)
 698                 : TestCase                              (context, name, description)
 699                 , m_writeMask                   (writeMask)
 700                 , m_readMask                    (readMask)
 701                 , m_expectedValue               (expectedValue)
 702                 , m_expectedColor               (expectedColor)
 703         {
 704         }
 705 };
 706
 707 class StencilParamsAdvancedTestInstance : public DepthStencilBaseCase
 708 {
 709 public:
 710         StencilParamsAdvancedTestInstance (Context& context, ShaderMap shaders)
 711                 : DepthStencilBaseCase (context, shaders[glu::SHADERTYPE_VERTEX], shaders[glu::SHADERTYPE_FRAGMENT])
 712         {
 713                 m_data.push_back(PositionColorVertex(tcu::Vec4(-0.5f, 0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 714                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.5f, 0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 715                 m_data.push_back(PositionColorVertex(tcu::Vec4(-0.5f, -0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 716                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.5f, -0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 717
 718                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 719                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 720                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 721                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 722
 723                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_1 =
 724                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 725                         vk::VK_STENCIL_OP_REPLACE,
 726                         vk::VK_STENCIL_OP_REPLACE,
 727                         vk::VK_STENCIL_OP_REPLACE,
 728                         vk::VK_COMPARE_OP_ALWAYS);
 729
 730                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_1 =
 731                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 732                         vk::VK_STENCIL_OP_REPLACE,
 733                         vk::VK_STENCIL_OP_REPLACE,
 734                         vk::VK_STENCIL_OP_REPLACE,
 735                         vk::VK_COMPARE_OP_ALWAYS);
 736
 737                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_2 =
 738                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 739                         vk::VK_STENCIL_OP_REPLACE,
 740                         vk::VK_STENCIL_OP_REPLACE,
 741                         vk::VK_STENCIL_OP_REPLACE,
 742                         vk::VK_COMPARE_OP_NOT_EQUAL);
 743
 744                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_2 =
 745                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 746                         vk::VK_STENCIL_OP_REPLACE,
 747                         vk::VK_STENCIL_OP_REPLACE,
 748                         vk::VK_STENCIL_OP_REPLACE,
 749                         vk::VK_COMPARE_OP_NOT_EQUAL);
 750
 751                 // enable stencil test
 752                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 753                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_1, backState_1);
 754
 755                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 756                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_2, backState_2);
 757
 758                 DepthStencilBaseCase::initialize();
 759         }
 760
 761         virtual tcu::TestStatus iterate (void)
 762         {
 763                 tcu::TestLog &log = m_context.getTestContext().getLog();
 764                 const vk::VkQueue queue = m_context.getUniversalQueue();
 765
 766                 beginRenderPass();
 767
 768                 // set states here
 769                 setDynamicViewportState(WIDTH, HEIGHT);
 770                 setDynamicRasterizationState();
 771                 setDynamicBlendState();
 772
 773                 const vk::VkDeviceSize vertexBufferOffset = 0;
 774                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 775                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 776
 777                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 778                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, 0x0E, 0x0F, 0xFF, 0x0E, 0x0F);
 779                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 780
 781                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 782                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, 0xFF, 0x0E, 0xFF, 0xFF, 0x0E);
 783                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 784
 785                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 786                 m_vk.endCommandBuffer(*m_cmdBuffer);
 787
 788                 vk::VkSubmitInfo submitInfo =
 789                 {
 790                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 791                         DE_NULL,                                                        // const void*                          pNext;
 792                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 793                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 794                         (const vk::VkPipelineStageFlags*)DE_NULL,
 795                         1,                                                                      // deUint32                                     commandBufferCount;
 796                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 797                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 798                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 799                 };
 800                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 801
 802                 // validation
 803                 {
 804                         VK_CHECK(m_vk.queueWaitIdle(queue));
 805
 806                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 807                         referenceFrame.allocLevel(0);
 808
 809                         const deInt32 frameWidth = referenceFrame.getWidth();
 810                         const deInt32 frameHeight = referenceFrame.getHeight();
 811
 812                         for (int y = 0; y < frameHeight; y++)
 813                         {
 814                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 815
 816                                 for (int x = 0; x < frameWidth; x++)
 817                                 {
 818                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 819
 820                                         if (xCoord >= -0.5f && xCoord <= 0.5f && yCoord >= -0.5f && yCoord <= 0.5f)
 821                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f), x, y);
 822                                         else
 823                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f), x, y);
 824                                 }
 825                         }
 826
 827                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 828                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 829                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 830
 831                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 832                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 833                                 tcu::COMPARE_LOG_RESULT))
 834                         {
 835                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 836                         }
 837
 838                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 839                 }
 840         }
 841 };
 842
 843 } //anonymous
 844
 845 DynamicStateDSTests::DynamicStateDSTests (tcu::TestContext& testCtx)
 846         : TestCaseGroup (testCtx, "ds_state", "Tests for depth stencil state")
 847 {
 848         /* Left blank on purpose */
 849 }
 850
 851 DynamicStateDSTests::~DynamicStateDSTests ()
 852 {
 853 }
 854
 855 void DynamicStateDSTests::init (void)
 856 {
 857         ShaderMap shaderPaths;
 858         shaderPaths[glu::SHADERTYPE_VERTEX] = "vulkan/dynamic_state/VertexFetch.vert";
 859         shaderPaths[glu::SHADERTYPE_FRAGMENT] = "vulkan/dynamic_state/VertexFetch.frag";
 860
 861         addChild(new InstanceFactory<DepthBoundsParamTestInstance>(m_testCtx, "depth_bounds", "Perform depth bounds test", shaderPaths));
 862         addChild(new StencilParamsBasicTestCase(m_testCtx, "stencil_params_basic_1", "Perform basic stencil test 1", 0x0D, 0x06, 0x05, tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f)));
 863         addChild(new StencilParamsBasicTestCase(m_testCtx, "stencil_params_basic_2", "Perform basic stencil test 2", 0x06, 0x02, 0x05, tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f)));
 864         addChild(new InstanceFactory<StencilParamsAdvancedTestInstance>(m_testCtx, "stencil_params_advanced", "Perform advanced stencil test", shaderPaths));
 865 }
 866
 867 } // DynamicState
 868 } // vkt