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 "vktDynamicStateCreateInfoUtil.hpp"
  41 #include "vktDynamicStateImageObjectUtil.hpp"
  42 #include "vktDynamicStateBufferObjectUtil.hpp"
  43 #include "vkPrograms.hpp"
  44
  45 namespace vkt
  46 {
  47 namespace DynamicState
  48 {
  49
  50 namespace
  51 {
  52
  53 class DepthStencilBaseCase : public TestInstance
  54 {
  55 public:
  56         DepthStencilBaseCase (Context& context, const char* vertexShaderName, const char* fragmentShaderName)
  57                 : TestInstance                                          (context)
  58                 , m_colorAttachmentFormat                       (vk::VK_FORMAT_R8G8B8A8_UNORM)
  59                 , m_topology                                            (vk::VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP)
  60                 , m_vk                                                          (context.getDeviceInterface())
  61                 , m_vertexShaderName                            (vertexShaderName)
  62                 , m_fragmentShaderName                          (fragmentShaderName)
  63         {
  64         }
  65
  66 protected:
  67
  68         enum
  69         {
  70                 WIDTH   = 128,
  71                 HEIGHT  = 128
  72         };
  73
  74         vk::VkFormat                                                                    m_colorAttachmentFormat;
  75         vk::VkFormat                                                                    m_depthStencilAttachmentFormat;
  76
  77         vk::VkPrimitiveTopology                                                 m_topology;
  78
  79         const vk::DeviceInterface&                                              m_vk;
  80
  81         vk::Move<vk::VkPipeline>                                                m_pipeline_1;
  82         vk::Move<vk::VkPipeline>                                                m_pipeline_2;
  83         vk::Move<vk::VkPipelineLayout>                                  m_pipelineLayout;
  84
  85         de::SharedPtr<Image>                                                    m_colorTargetImage;
  86         vk::Move<vk::VkImageView>                                               m_colorTargetView;
  87
  88         de::SharedPtr<Image>                                                    m_depthStencilImage;
  89         vk::Move<vk::VkImageView>                                               m_attachmentView;
  90
  91         PipelineCreateInfo::VertexInputState                    m_vertexInputState;
  92         de::SharedPtr<Buffer>                                                   m_vertexBuffer;
  93
  94         vk::Move<vk::VkCommandPool>                                             m_cmdPool;
  95         vk::Move<vk::VkCommandBuffer>                                   m_cmdBuffer;
  96
  97         vk::Move<vk::VkFramebuffer>                                             m_framebuffer;
  98         vk::Move<vk::VkRenderPass>                                              m_renderPass;
  99
 100         const std::string                                                               m_vertexShaderName;
 101         const std::string                                                               m_fragmentShaderName;
 102
 103         std::vector<PositionColorVertex>                                m_data;
 104
 105         PipelineCreateInfo::DepthStencilState                   m_depthStencilState_1;
 106         PipelineCreateInfo::DepthStencilState                   m_depthStencilState_2;
 107
 108         void initialize (void)
 109         {
 110                 const vk::VkDevice device = m_context.getDevice();
 111
 112                 vk::VkFormatProperties formatProperties;
 113                 // check for VK_FORMAT_D24_UNORM_S8_UINT support
 114                 m_context.getInstanceInterface().getPhysicalDeviceFormatProperties(m_context.getPhysicalDevice(), vk::VK_FORMAT_D24_UNORM_S8_UINT, &formatProperties);
 115                 if (formatProperties.optimalTilingFeatures & vk::VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)
 116                 {
 117                         m_depthStencilAttachmentFormat = vk::VK_FORMAT_D24_UNORM_S8_UINT;
 118                 }
 119                 else
 120                 {
 121                         // check for VK_FORMAT_D32_SFLOAT_S8_UINT support
 122                         m_context.getInstanceInterface().getPhysicalDeviceFormatProperties(m_context.getPhysicalDevice(), vk::VK_FORMAT_D32_SFLOAT_S8_UINT, &formatProperties);
 123                         if (formatProperties.optimalTilingFeatures & vk::VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT)
 124                         {
 125                                 m_depthStencilAttachmentFormat = vk::VK_FORMAT_D32_SFLOAT_S8_UINT;
 126                         }
 127                         else
 128                                 throw tcu::NotSupportedError("No valid depth stencil attachment available");
 129                 }
 130
 131                 const PipelineLayoutCreateInfo pipelineLayoutCreateInfo;
 132                 m_pipelineLayout = vk::createPipelineLayout(m_vk, device, &pipelineLayoutCreateInfo);
 133
 134                 const vk::Unique<vk::VkShaderModule> vs(createShaderModule(m_vk, device, m_context.getBinaryCollection().get(m_vertexShaderName), 0));
 135                 const vk::Unique<vk::VkShaderModule> fs(createShaderModule(m_vk, device, m_context.getBinaryCollection().get(m_fragmentShaderName), 0));
 136
 137                 const vk::VkExtent3D imageExtent = { WIDTH, HEIGHT, 1 };
 138                 const ImageCreateInfo targetImageCreateInfo(vk::VK_IMAGE_TYPE_2D, m_colorAttachmentFormat, imageExtent, 1, 1, vk::VK_SAMPLE_COUNT_1_BIT,
 139                                                                                                         vk::VK_IMAGE_TILING_OPTIMAL,
 140                                                                                                         vk::VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
 141                                                                                                         vk::VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
 142                                                                                                         vk::VK_IMAGE_USAGE_TRANSFER_DST_BIT);
 143
 144                 m_colorTargetImage = Image::createAndAlloc(m_vk, device, targetImageCreateInfo, m_context.getDefaultAllocator());
 145
 146                 const ImageCreateInfo depthStencilImageCreateInfo(vk::VK_IMAGE_TYPE_2D, m_depthStencilAttachmentFormat, imageExtent,
 147                                                                                                                   1, 1, vk::VK_SAMPLE_COUNT_1_BIT, vk::VK_IMAGE_TILING_OPTIMAL,
 148                                                                                                                   vk::VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT |
 149                                                                                                                   vk::VK_IMAGE_USAGE_TRANSFER_DST_BIT);
 150
 151                 m_depthStencilImage = Image::createAndAlloc(m_vk, device, depthStencilImageCreateInfo, m_context.getDefaultAllocator());
 152
 153                 const ImageViewCreateInfo colorTargetViewInfo(m_colorTargetImage->object(), vk::VK_IMAGE_VIEW_TYPE_2D, m_colorAttachmentFormat);
 154                 m_colorTargetView = vk::createImageView(m_vk, device, &colorTargetViewInfo);
 155
 156                 const ImageViewCreateInfo attachmentViewInfo(m_depthStencilImage->object(), vk::VK_IMAGE_VIEW_TYPE_2D, m_depthStencilAttachmentFormat);
 157                 m_attachmentView = vk::createImageView(m_vk, device, &attachmentViewInfo);
 158
 159                 RenderPassCreateInfo renderPassCreateInfo;
 160                 renderPassCreateInfo.addAttachment(AttachmentDescription(m_colorAttachmentFormat,
 161                                                                                                                                  vk::VK_SAMPLE_COUNT_1_BIT,
 162                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_LOAD,
 163                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 164                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_DONT_CARE,
 165                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 166                                                                                                                                  vk::VK_IMAGE_LAYOUT_GENERAL,
 167                                                                                                                                  vk::VK_IMAGE_LAYOUT_GENERAL));
 168
 169                 renderPassCreateInfo.addAttachment(AttachmentDescription(m_depthStencilAttachmentFormat,
 170                                                                                                                                  vk::VK_SAMPLE_COUNT_1_BIT,
 171                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_LOAD,
 172                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 173                                                                                                                                  vk::VK_ATTACHMENT_LOAD_OP_LOAD,
 174                                                                                                                                  vk::VK_ATTACHMENT_STORE_OP_STORE,
 175                                                                                                                                  vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
 176                                                                                                                                  vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL));
 177
 178                 const vk::VkAttachmentReference colorAttachmentReference =
 179                 {
 180                         0,
 181                         vk::VK_IMAGE_LAYOUT_GENERAL
 182                 };
 183
 184                 const vk::VkAttachmentReference depthAttachmentReference =
 185                 {
 186                         1,
 187                         vk::VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL
 188                 };
 189
 190                 renderPassCreateInfo.addSubpass(SubpassDescription(
 191                         vk::VK_PIPELINE_BIND_POINT_GRAPHICS,
 192                         0,
 193                         0,
 194                         DE_NULL,
 195                         1,
 196                         &colorAttachmentReference,
 197                         DE_NULL,
 198                         depthAttachmentReference,
 199                         0,
 200                         DE_NULL));
 201
 202                 m_renderPass = vk::createRenderPass(m_vk, device, &renderPassCreateInfo);
 203
 204                 const vk::VkVertexInputBindingDescription vertexInputBindingDescription =
 205                 {
 206                         0,
 207                         (deUint32)sizeof(tcu::Vec4) * 2,
 208                         vk::VK_VERTEX_INPUT_RATE_VERTEX,
 209                 };
 210
 211                 const vk::VkVertexInputAttributeDescription vertexInputAttributeDescriptions[2] =
 212                 {
 213                         {
 214                                 0u,
 215                                 0u,
 216                                 vk::VK_FORMAT_R32G32B32A32_SFLOAT,
 217                                 0u
 218                         },
 219                         {
 220                                 1u,
 221                                 0u,
 222                                 vk::VK_FORMAT_R32G32B32A32_SFLOAT,
 223                                 (deUint32)(sizeof(float)* 4),
 224                         }
 225                 };
 226
 227                 m_vertexInputState = PipelineCreateInfo::VertexInputState(
 228                         1,
 229                         &vertexInputBindingDescription,
 230                         2,
 231                         vertexInputAttributeDescriptions);
 232
 233                 const PipelineCreateInfo::ColorBlendState::Attachment vkCbAttachmentState;
 234
 235                 PipelineCreateInfo pipelineCreateInfo_1(*m_pipelineLayout, *m_renderPass, 0, 0);
 236                 pipelineCreateInfo_1.addShader(PipelineCreateInfo::PipelineShaderStage(*vs, "main", vk::VK_SHADER_STAGE_VERTEX_BIT));
 237                 pipelineCreateInfo_1.addShader(PipelineCreateInfo::PipelineShaderStage(*fs, "main", vk::VK_SHADER_STAGE_FRAGMENT_BIT));
 238                 pipelineCreateInfo_1.addState(PipelineCreateInfo::VertexInputState(m_vertexInputState));
 239                 pipelineCreateInfo_1.addState(PipelineCreateInfo::InputAssemblerState(m_topology));
 240                 pipelineCreateInfo_1.addState(PipelineCreateInfo::ColorBlendState(1, &vkCbAttachmentState));
 241                 pipelineCreateInfo_1.addState(PipelineCreateInfo::ViewportState(1));
 242                 pipelineCreateInfo_1.addState(m_depthStencilState_1);
 243                 pipelineCreateInfo_1.addState(PipelineCreateInfo::RasterizerState());
 244                 pipelineCreateInfo_1.addState(PipelineCreateInfo::MultiSampleState());
 245                 pipelineCreateInfo_1.addState(PipelineCreateInfo::DynamicState());
 246
 247                 PipelineCreateInfo pipelineCreateInfo_2(*m_pipelineLayout, *m_renderPass, 0, 0);
 248                 pipelineCreateInfo_2.addShader(PipelineCreateInfo::PipelineShaderStage(*vs, "main", vk::VK_SHADER_STAGE_VERTEX_BIT));
 249                 pipelineCreateInfo_2.addShader(PipelineCreateInfo::PipelineShaderStage(*fs, "main", vk::VK_SHADER_STAGE_FRAGMENT_BIT));
 250                 pipelineCreateInfo_2.addState(PipelineCreateInfo::VertexInputState(m_vertexInputState));
 251                 pipelineCreateInfo_2.addState(PipelineCreateInfo::InputAssemblerState(m_topology));
 252                 pipelineCreateInfo_2.addState(PipelineCreateInfo::ColorBlendState(1, &vkCbAttachmentState));
 253                 pipelineCreateInfo_2.addState(PipelineCreateInfo::ViewportState(1));
 254                 pipelineCreateInfo_2.addState(m_depthStencilState_2);
 255                 pipelineCreateInfo_2.addState(PipelineCreateInfo::RasterizerState());
 256                 pipelineCreateInfo_2.addState(PipelineCreateInfo::MultiSampleState());
 257                 pipelineCreateInfo_2.addState(PipelineCreateInfo::DynamicState());
 258
 259                 m_pipeline_1 = vk::createGraphicsPipeline(m_vk, device, DE_NULL, &pipelineCreateInfo_1);
 260                 m_pipeline_2 = vk::createGraphicsPipeline(m_vk, device, DE_NULL, &pipelineCreateInfo_2);
 261
 262                 std::vector<vk::VkImageView> attachments(2);
 263                 attachments[0] = *m_colorTargetView;
 264                 attachments[1] = *m_attachmentView;
 265
 266                 const FramebufferCreateInfo framebufferCreateInfo(*m_renderPass, attachments, WIDTH, HEIGHT, 1);
 267
 268                 m_framebuffer = vk::createFramebuffer(m_vk, device, &framebufferCreateInfo);
 269
 270                 const vk::VkDeviceSize dataSize = m_data.size() * sizeof(PositionColorVertex);
 271                 m_vertexBuffer = Buffer::createAndAlloc(m_vk, device, BufferCreateInfo(dataSize, vk::VK_BUFFER_USAGE_VERTEX_BUFFER_BIT),
 272                                                                                                 m_context.getDefaultAllocator(), vk::MemoryRequirement::HostVisible);
 273
 274                 deUint8* ptr = reinterpret_cast<unsigned char *>(m_vertexBuffer->getBoundMemory().getHostPtr());
 275                 deMemcpy(ptr, &m_data[0], (size_t)dataSize);
 276
 277                 vk::flushMappedMemoryRange(m_vk, device,
 278                         m_vertexBuffer->getBoundMemory().getMemory(),
 279                         m_vertexBuffer->getBoundMemory().getOffset(),
 280                         sizeof(dataSize));
 281
 282                 const CmdPoolCreateInfo cmdPoolCreateInfo(m_context.getUniversalQueueFamilyIndex());
 283                 m_cmdPool = vk::createCommandPool(m_vk, device, &cmdPoolCreateInfo);
 284
 285                 const vk::VkCommandBufferAllocateInfo cmdBufferAllocateInfo =
 286                 {
 287                         vk::VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,     // VkStructureType                      sType;
 288                         DE_NULL,                                                                                        // const void*                          pNext;
 289                         *m_cmdPool,                                                                                     // VkCommandPool                        commandPool;
 290                         vk::VK_COMMAND_BUFFER_LEVEL_PRIMARY,                            // VkCommandBufferLevel         level;
 291                         1u,                                                                                                     // deUint32                                     bufferCount;
 292                 };
 293                 m_cmdBuffer = vk::allocateCommandBuffer(m_vk, device, &cmdBufferAllocateInfo);
 294         }
 295
 296         virtual tcu::TestStatus iterate (void)
 297         {
 298                 DE_ASSERT(false);
 299                 return tcu::TestStatus::fail("Implement iterate() method!");
 300         }
 301
 302         void beginRenderPass (void)
 303         {
 304                 const vk::VkClearColorValue clearColor = { { 0.0f, 0.0f, 0.0f, 1.0f } };
 305                 beginRenderPassWithClearColor(clearColor);
 306         }
 307
 308         void beginRenderPassWithClearColor (const vk::VkClearColorValue &clearColor)
 309         {
 310                 const CmdBufferBeginInfo beginInfo;
 311                 m_vk.beginCommandBuffer(*m_cmdBuffer, &beginInfo);
 312
 313                 initialTransitionColor2DImage(m_vk, *m_cmdBuffer, m_colorTargetImage->object(), vk::VK_IMAGE_LAYOUT_GENERAL);
 314                 initialTransitionDepthStencil2DImage(m_vk, *m_cmdBuffer, m_depthStencilImage->object(), vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 0, vk::VK_ACCESS_TRANSFER_WRITE_BIT);
 315
 316                 const ImageSubresourceRange subresourceRangeImage(vk::VK_IMAGE_ASPECT_COLOR_BIT);
 317                 m_vk.cmdClearColorImage(*m_cmdBuffer, m_colorTargetImage->object(),
 318                         vk::VK_IMAGE_LAYOUT_GENERAL, &clearColor, 1, &subresourceRangeImage);
 319
 320                 const vk::VkClearDepthStencilValue depthStencilClearValue = { 0.0f, 0 };
 321
 322                 const ImageSubresourceRange subresourceRangeDepthStencil[2] = { vk::VK_IMAGE_ASPECT_DEPTH_BIT, vk::VK_IMAGE_ASPECT_STENCIL_BIT };
 323                 m_vk.cmdClearDepthStencilImage(*m_cmdBuffer, m_depthStencilImage->object(),
 324                         vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &depthStencilClearValue, 2, subresourceRangeDepthStencil);
 325
 326                 vk::VkMemoryBarrier memBarrier;
 327                 memBarrier.sType = vk::VK_STRUCTURE_TYPE_MEMORY_BARRIER;
 328                 memBarrier.pNext = NULL;
 329                 memBarrier.srcAccessMask = vk::VK_ACCESS_TRANSFER_WRITE_BIT;
 330                 memBarrier.dstAccessMask = vk::VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | vk::VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
 331                                            vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
 332
 333                 m_vk.cmdPipelineBarrier(*m_cmdBuffer, vk::VK_PIPELINE_STAGE_TRANSFER_BIT,
 334                                                       vk::VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
 335                                                       vk::VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | vk::VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
 336                                                       0, 1, &memBarrier, 0, NULL, 0, NULL);
 337
 338                 const vk::VkRect2D renderArea = { { 0, 0 }, { WIDTH, HEIGHT } };
 339                 const RenderPassBeginInfo renderPassBegin(*m_renderPass, *m_framebuffer, renderArea);
 340
 341                 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);
 342
 343                 m_vk.cmdBeginRenderPass(*m_cmdBuffer, &renderPassBegin, vk::VK_SUBPASS_CONTENTS_INLINE);
 344         }
 345
 346         void setDynamicViewportState (const deUint32 width, const deUint32 height)
 347         {
 348                 vk::VkViewport viewport;
 349                 viewport.x = 0;
 350                 viewport.y = 0;
 351                 viewport.width = static_cast<float>(width);
 352                 viewport.height = static_cast<float>(height);
 353                 viewport.minDepth = 0.0f;
 354                 viewport.maxDepth = 1.0f;
 355
 356                 m_vk.cmdSetViewport(*m_cmdBuffer, 0, 1, &viewport);
 357
 358                 vk::VkRect2D scissor;
 359                 scissor.offset.x = 0;
 360                 scissor.offset.y = 0;
 361                 scissor.extent.width = width;
 362                 scissor.extent.height = height;
 363                 m_vk.cmdSetScissor(*m_cmdBuffer, 0, 1, &scissor);
 364         }
 365
 366         void setDynamicViewportState(const deUint32 viewportCount, const vk::VkViewport* pViewports, const vk::VkRect2D* pScissors)
 367         {
 368                 m_vk.cmdSetViewport(*m_cmdBuffer, 0, viewportCount, pViewports);
 369                 m_vk.cmdSetScissor(*m_cmdBuffer, 0, viewportCount, pScissors);
 370         }
 371
 372         void setDynamicRasterizationState(const float lineWidth = 1.0f,
 373                                                            const float depthBiasConstantFactor = 0.0f,
 374                                                            const float depthBiasClamp = 0.0f,
 375                                                            const float depthBiasSlopeFactor = 0.0f)
 376         {
 377                 m_vk.cmdSetLineWidth(*m_cmdBuffer, lineWidth);
 378                 m_vk.cmdSetDepthBias(*m_cmdBuffer, depthBiasConstantFactor, depthBiasClamp, depthBiasSlopeFactor);
 379         }
 380
 381         void setDynamicBlendState(const float const1 = 0.0f, const float const2 = 0.0f,
 382                                                           const float const3 = 0.0f, const float const4 = 0.0f)
 383         {
 384                 float blendConstantsants[4] = { const1, const2, const3, const4 };
 385                 m_vk.cmdSetBlendConstants(*m_cmdBuffer, blendConstantsants);
 386         }
 387
 388         void setDynamicDepthStencilState(const float minDepthBounds = -1.0f,
 389                                                                          const float maxDepthBounds = 1.0f,
 390                                                                          const deUint32 stencilFrontCompareMask = 0xffffffffu,
 391                                                                          const deUint32 stencilFrontWriteMask = 0xffffffffu,
 392                                                                          const deUint32 stencilFrontReference = 0,
 393                                                                          const deUint32 stencilBackCompareMask = 0xffffffffu,
 394                                                                          const deUint32 stencilBackWriteMask = 0xffffffffu,
 395                                                                          const deUint32 stencilBackReference = 0)
 396         {
 397                 m_vk.cmdSetDepthBounds(*m_cmdBuffer, minDepthBounds, maxDepthBounds);
 398                 m_vk.cmdSetStencilCompareMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontCompareMask);
 399                 m_vk.cmdSetStencilWriteMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontWriteMask);
 400                 m_vk.cmdSetStencilReference(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontReference);
 401                 m_vk.cmdSetStencilCompareMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackCompareMask);
 402                 m_vk.cmdSetStencilWriteMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackWriteMask);
 403                 m_vk.cmdSetStencilReference(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackReference);
 404         }
 405 };
 406
 407 class DepthBoundsParamTestInstance : public DepthStencilBaseCase
 408 {
 409 public:
 410         DepthBoundsParamTestInstance (Context &context, ShaderMap shaders)
 411                 : DepthStencilBaseCase (context, shaders[glu::SHADERTYPE_VERTEX], shaders[glu::SHADERTYPE_FRAGMENT])
 412         {
 413                 // Check if depth bounds test is supported
 414                 {
 415                         const vk::VkPhysicalDeviceFeatures& deviceFeatures = m_context.getDeviceFeatures();
 416
 417                         if (!deviceFeatures.depthBounds)
 418                                 throw tcu::NotSupportedError("Depth bounds test is unsupported");
 419                 }
 420
 421                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 422                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, 1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 423                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 424                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, -1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 425
 426                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, 1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 427                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 428                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, -1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 429                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 430
 431                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 432                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 433                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 434                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 435
 436                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 437                         vk::VK_TRUE, vk::VK_TRUE, vk::VK_COMPARE_OP_ALWAYS, vk::VK_FALSE);
 438
 439                 // enable depth bounds test
 440                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 441                         vk::VK_FALSE, vk::VK_FALSE, vk::VK_COMPARE_OP_NEVER, vk::VK_TRUE);
 442
 443                 DepthStencilBaseCase::initialize();
 444         }
 445
 446         virtual tcu::TestStatus iterate (void)
 447         {
 448                 tcu::TestLog &log = m_context.getTestContext().getLog();
 449                 const vk::VkQueue queue = m_context.getUniversalQueue();
 450
 451                 beginRenderPass();
 452
 453                 // set states here
 454                 setDynamicViewportState(WIDTH, HEIGHT);
 455                 setDynamicRasterizationState();
 456                 setDynamicBlendState();
 457                 setDynamicDepthStencilState(0.5f, 0.75f);
 458
 459                 const vk::VkDeviceSize vertexBufferOffset = 0;
 460                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 461                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 462
 463                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 464                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 465                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 466
 467                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 468                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 8, 0);
 469
 470                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 471                 m_vk.endCommandBuffer(*m_cmdBuffer);
 472
 473                 vk::VkSubmitInfo submitInfo =
 474                 {
 475                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 476                         DE_NULL,                                                        // const void*                          pNext;
 477                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 478                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 479                         (const vk::VkPipelineStageFlags*)DE_NULL,
 480                         1,                                                                      // deUint32                                     commandBufferCount;
 481                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 482                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 483                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 484                 };
 485                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 486
 487                 // validation
 488                 {
 489                         VK_CHECK(m_vk.queueWaitIdle(queue));
 490
 491                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 492                         referenceFrame.allocLevel(0);
 493
 494                         const deInt32 frameWidth = referenceFrame.getWidth();
 495                         const deInt32 frameHeight = referenceFrame.getHeight();
 496
 497                         tcu::clear(referenceFrame.getLevel(0), tcu::Vec4(0.0f, 0.0f, 0.0f, 1.0f));
 498
 499                         for (int y = 0; y < frameHeight; y++)
 500                         {
 501                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 502
 503                                 for (int x = 0; x < frameWidth; x++)
 504                                 {
 505                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 506
 507                                         if (xCoord >= 0.0f && xCoord <= 1.0f && yCoord >= -1.0f && yCoord <= 1.0f)
 508                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f), x, y);
 509                                         else
 510                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f), x, y);
 511                                 }
 512                         }
 513
 514                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 515                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 516                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 517
 518                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 519                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 520                                 tcu::COMPARE_LOG_RESULT))
 521                         {
 522                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 523                         }
 524
 525                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 526                 }
 527         }
 528 };
 529
 530 class StencilParamsBasicTestInstance : public DepthStencilBaseCase
 531 {
 532 protected:
 533         deUint32 m_writeMask;
 534         deUint32 m_readMask;
 535         deUint32 m_expectedValue;
 536         tcu::Vec4 m_expectedColor;
 537
 538 public:
 539         StencilParamsBasicTestInstance (Context& context, const char* vertexShaderName, const char* fragmentShaderName,
 540                                                                         const deUint32 writeMask, const deUint32 readMask,
 541                                                                         const deUint32 expectedValue, const tcu::Vec4 expectedColor)
 542                 : DepthStencilBaseCase  (context, vertexShaderName, fragmentShaderName)
 543                 , m_expectedColor               (1.0f, 1.0f, 1.0f, 1.0f)
 544         {
 545                 m_writeMask = writeMask;
 546                 m_readMask = readMask;
 547                 m_expectedValue = expectedValue;
 548                 m_expectedColor = expectedColor;
 549
 550                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 551                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 552                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 553                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 554
 555                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 556                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 557                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 558                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 559
 560                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_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 backState_1 =
 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_ALWAYS);
 573
 574                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_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                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_2 =
 582                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 583                         vk::VK_STENCIL_OP_REPLACE,
 584                         vk::VK_STENCIL_OP_REPLACE,
 585                         vk::VK_STENCIL_OP_REPLACE,
 586                         vk::VK_COMPARE_OP_EQUAL);
 587
 588                 // enable stencil test
 589                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 590                         vk::VK_FALSE, vk::VK_FALSE, vk::VK_COMPARE_OP_NEVER, vk::VK_FALSE, vk::VK_TRUE, frontState_1, backState_1);
 591
 592                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 593                         vk::VK_FALSE, vk::VK_FALSE, vk::VK_COMPARE_OP_NEVER, vk::VK_FALSE, vk::VK_TRUE, frontState_2, backState_2);
 594
 595                 DepthStencilBaseCase::initialize();
 596         }
 597
 598         virtual tcu::TestStatus iterate (void)
 599         {
 600                 tcu::TestLog &log = m_context.getTestContext().getLog();
 601                 const vk::VkQueue queue = m_context.getUniversalQueue();
 602
 603                 beginRenderPass();
 604
 605                 // set states here
 606                 setDynamicViewportState(WIDTH, HEIGHT);
 607                 setDynamicRasterizationState();
 608                 setDynamicBlendState();
 609
 610                 const vk::VkDeviceSize vertexBufferOffset = 0;
 611                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 612                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 613
 614                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 615                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, m_writeMask, 0x0F, 0xFF, m_writeMask, 0x0F);
 616                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 617
 618                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 619                 setDynamicDepthStencilState(-1.0f, 1.0f, m_readMask, 0xFF, m_expectedValue, m_readMask, 0xFF, m_expectedValue);
 620                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 621
 622                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 623                 m_vk.endCommandBuffer(*m_cmdBuffer);
 624
 625                 vk::VkSubmitInfo submitInfo =
 626                 {
 627                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 628                         DE_NULL,                                                        // const void*                          pNext;
 629                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 630                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 631                         (const vk::VkPipelineStageFlags*)DE_NULL,
 632                         1,                                                                      // deUint32                                     commandBufferCount;
 633                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 634                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 635                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 636                 };
 637                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 638
 639                 // validation
 640                 {
 641                         VK_CHECK(m_vk.queueWaitIdle(queue));
 642
 643                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 644                         referenceFrame.allocLevel(0);
 645
 646                         const deInt32 frameWidth = referenceFrame.getWidth();
 647                         const deInt32 frameHeight = referenceFrame.getHeight();
 648
 649                         for (int y = 0; y < frameHeight; y++)
 650                         {
 651                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 652
 653                                 for (int x = 0; x < frameWidth; x++)
 654                                 {
 655                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 656
 657                                         if (xCoord >= -1.0f && xCoord <= 1.0f && yCoord >= -1.0f && yCoord <= 1.0f)
 658                                                 referenceFrame.getLevel(0).setPixel(m_expectedColor, x, y);
 659                                 }
 660                         }
 661
 662                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 663                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 664                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 665
 666                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 667                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 668                                 tcu::COMPARE_LOG_RESULT))
 669                         {
 670                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 671                         }
 672
 673                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 674                 }
 675         }
 676 };
 677
 678 class StencilParamsBasicTestCase : public TestCase
 679 {
 680 protected:
 681         TestInstance* createInstance(Context& context) const
 682         {
 683                 return new StencilParamsBasicTestInstance(context, "VertexFetch.vert", "VertexFetch.frag",
 684                         m_writeMask, m_readMask, m_expectedValue, m_expectedColor);
 685         }
 686
 687         virtual void initPrograms(vk::SourceCollections& programCollection) const
 688         {
 689                 programCollection.glslSources.add("VertexFetch.vert") <<
 690                         glu::VertexSource(ShaderSourceProvider::getSource(m_testCtx.getArchive(), "vulkan/dynamic_state/VertexFetch.vert"));
 691
 692                 programCollection.glslSources.add("VertexFetch.frag") <<
 693                         glu::FragmentSource(ShaderSourceProvider::getSource(m_testCtx.getArchive(), "vulkan/dynamic_state/VertexFetch.frag"));
 694         }
 695
 696         deUint32 m_writeMask;
 697         deUint32 m_readMask;
 698         deUint32 m_expectedValue;
 699         tcu::Vec4 m_expectedColor;
 700
 701 public:
 702         StencilParamsBasicTestCase (tcu::TestContext& context, const char *name, const char *description,
 703                                                                 const deUint32 writeMask, const deUint32 readMask,
 704                                                                 const deUint32 expectedValue, const tcu::Vec4 expectedColor)
 705                 : TestCase                              (context, name, description)
 706                 , m_writeMask                   (writeMask)
 707                 , m_readMask                    (readMask)
 708                 , m_expectedValue               (expectedValue)
 709                 , m_expectedColor               (expectedColor)
 710         {
 711         }
 712 };
 713
 714 class StencilParamsAdvancedTestInstance : public DepthStencilBaseCase
 715 {
 716 public:
 717         StencilParamsAdvancedTestInstance (Context& context, ShaderMap shaders)
 718                 : DepthStencilBaseCase (context, shaders[glu::SHADERTYPE_VERTEX], shaders[glu::SHADERTYPE_FRAGMENT])
 719         {
 720                 m_data.push_back(PositionColorVertex(tcu::Vec4(-0.5f, 0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 721                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.5f, 0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 722                 m_data.push_back(PositionColorVertex(tcu::Vec4(-0.5f, -0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 723                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.5f, -0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 724
 725                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 726                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 727                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 728                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 729
 730                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_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 backState_1 =
 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_ALWAYS);
 743
 744                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_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                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_2 =
 752                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 753                         vk::VK_STENCIL_OP_REPLACE,
 754                         vk::VK_STENCIL_OP_REPLACE,
 755                         vk::VK_STENCIL_OP_REPLACE,
 756                         vk::VK_COMPARE_OP_NOT_EQUAL);
 757
 758                 // enable stencil test
 759                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 760                         vk::VK_FALSE, vk::VK_FALSE, vk::VK_COMPARE_OP_NEVER, vk::VK_FALSE, vk::VK_TRUE, frontState_1, backState_1);
 761
 762                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 763                         vk::VK_FALSE, vk::VK_FALSE, vk::VK_COMPARE_OP_NEVER, vk::VK_FALSE, vk::VK_TRUE, frontState_2, backState_2);
 764
 765                 DepthStencilBaseCase::initialize();
 766         }
 767
 768         virtual tcu::TestStatus iterate (void)
 769         {
 770                 tcu::TestLog &log = m_context.getTestContext().getLog();
 771                 const vk::VkQueue queue = m_context.getUniversalQueue();
 772
 773                 beginRenderPass();
 774
 775                 // set states here
 776                 setDynamicViewportState(WIDTH, HEIGHT);
 777                 setDynamicRasterizationState();
 778                 setDynamicBlendState();
 779
 780                 const vk::VkDeviceSize vertexBufferOffset = 0;
 781                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 782                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 783
 784                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 785                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, 0x0E, 0x0F, 0xFF, 0x0E, 0x0F);
 786                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 787
 788                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 789                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, 0xFF, 0x0E, 0xFF, 0xFF, 0x0E);
 790                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 791
 792                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 793                 m_vk.endCommandBuffer(*m_cmdBuffer);
 794
 795                 vk::VkSubmitInfo submitInfo =
 796                 {
 797                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 798                         DE_NULL,                                                        // const void*                          pNext;
 799                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 800                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 801                         (const vk::VkPipelineStageFlags*)DE_NULL,
 802                         1,                                                                      // deUint32                                     commandBufferCount;
 803                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 804                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 805                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 806                 };
 807                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 808
 809                 // validation
 810                 {
 811                         VK_CHECK(m_vk.queueWaitIdle(queue));
 812
 813                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 814                         referenceFrame.allocLevel(0);
 815
 816                         const deInt32 frameWidth = referenceFrame.getWidth();
 817                         const deInt32 frameHeight = referenceFrame.getHeight();
 818
 819                         for (int y = 0; y < frameHeight; y++)
 820                         {
 821                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 822
 823                                 for (int x = 0; x < frameWidth; x++)
 824                                 {
 825                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 826
 827                                         if (xCoord >= -0.5f && xCoord <= 0.5f && yCoord >= -0.5f && yCoord <= 0.5f)
 828                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f), x, y);
 829                                         else
 830                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f), x, y);
 831                                 }
 832                         }
 833
 834                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 835                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 836                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 837
 838                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 839                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 840                                 tcu::COMPARE_LOG_RESULT))
 841                         {
 842                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 843                         }
 844
 845                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 846                 }
 847         }
 848 };
 849
 850 } //anonymous
 851
 852 DynamicStateDSTests::DynamicStateDSTests (tcu::TestContext& testCtx)
 853         : TestCaseGroup (testCtx, "ds_state", "Tests for depth stencil state")
 854 {
 855         /* Left blank on purpose */
 856 }
 857
 858 DynamicStateDSTests::~DynamicStateDSTests ()
 859 {
 860 }
 861
 862 void DynamicStateDSTests::init (void)
 863 {
 864         ShaderMap shaderPaths;
 865         shaderPaths[glu::SHADERTYPE_VERTEX] = "vulkan/dynamic_state/VertexFetch.vert";
 866         shaderPaths[glu::SHADERTYPE_FRAGMENT] = "vulkan/dynamic_state/VertexFetch.frag";
 867
 868         addChild(new InstanceFactory<DepthBoundsParamTestInstance>(m_testCtx, "depth_bounds", "Perform depth bounds test", shaderPaths));
 869         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)));
 870         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)));
 871         addChild(new InstanceFactory<StencilParamsAdvancedTestInstance>(m_testCtx, "stencil_params_advanced", "Perform advanced stencil test", shaderPaths));
 872 }
 873
 874 } // DynamicState
 875 } // vkt