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
 287                 const vk::VkCommandBufferAllocateInfo cmdBufferAllocateInfo =
 288                 {
 289                         vk::VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,     // VkStructureType                      sType;
 290                         DE_NULL,                                                                                        // const void*                          pNext;
 291                         *m_cmdPool,                                                                                     // VkCommandPool                        commandPool;
 292                         vk::VK_COMMAND_BUFFER_LEVEL_PRIMARY,                            // VkCommandBufferLevel         level;
 293                         1u,                                                                                                     // deUint32                                     bufferCount;
 294                 };
 295                 m_cmdBuffer = vk::allocateCommandBuffer(m_vk, device, &cmdBufferAllocateInfo);
 296         }
 297
 298         virtual tcu::TestStatus iterate (void)
 299         {
 300                 DE_ASSERT(false);
 301                 return tcu::TestStatus::fail("Implement iterate() method!");
 302         }
 303
 304         void beginRenderPass (void)
 305         {
 306                 const vk::VkClearColorValue clearColor = { { 0.0f, 0.0f, 0.0f, 1.0f } };
 307                 beginRenderPassWithClearColor(clearColor);
 308         }
 309
 310         void beginRenderPassWithClearColor (const vk::VkClearColorValue &clearColor)
 311         {
 312                 const CmdBufferBeginInfo beginInfo;
 313                 m_vk.beginCommandBuffer(*m_cmdBuffer, &beginInfo);
 314
 315                 initialTransitionColor2DImage(m_vk, *m_cmdBuffer, m_colorTargetImage->object(), vk::VK_IMAGE_LAYOUT_GENERAL);
 316                 initialTransitionDepthStencil2DImage(m_vk, *m_cmdBuffer, m_depthStencilImage->object(), vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 0, vk::VK_ACCESS_TRANSFER_WRITE_BIT);
 317
 318                 const ImageSubresourceRange subresourceRangeImage(vk::VK_IMAGE_ASPECT_COLOR_BIT);
 319                 m_vk.cmdClearColorImage(*m_cmdBuffer, m_colorTargetImage->object(),
 320                         vk::VK_IMAGE_LAYOUT_GENERAL, &clearColor, 1, &subresourceRangeImage);
 321
 322                 const vk::VkClearDepthStencilValue depthStencilClearValue = { 0.0f, 0 };
 323
 324                 const ImageSubresourceRange subresourceRangeDepthStencil[2] = { vk::VK_IMAGE_ASPECT_DEPTH_BIT, vk::VK_IMAGE_ASPECT_STENCIL_BIT };
 325                 m_vk.cmdClearDepthStencilImage(*m_cmdBuffer, m_depthStencilImage->object(),
 326                         vk::VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, &depthStencilClearValue, 2, subresourceRangeDepthStencil);
 327
 328                 vk::VkMemoryBarrier memBarrier;
 329                 memBarrier.sType = vk::VK_STRUCTURE_TYPE_MEMORY_BARRIER;
 330                 memBarrier.pNext = NULL;
 331                 memBarrier.srcAccessMask = vk::VK_ACCESS_TRANSFER_WRITE_BIT;
 332                 memBarrier.dstAccessMask = vk::VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | vk::VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT |
 333                                            vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_READ_BIT | vk::VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;
 334
 335                 m_vk.cmdPipelineBarrier(*m_cmdBuffer, vk::VK_PIPELINE_STAGE_TRANSFER_BIT,
 336                                                       vk::VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
 337                                                       vk::VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT | vk::VK_PIPELINE_STAGE_LATE_FRAGMENT_TESTS_BIT,
 338                                                       0, 1, &memBarrier, 0, NULL, 0, NULL);
 339
 340                 const vk::VkRect2D renderArea = { { 0, 0 }, { WIDTH, HEIGHT } };
 341                 const RenderPassBeginInfo renderPassBegin(*m_renderPass, *m_framebuffer, renderArea);
 342
 343                 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);
 344
 345                 m_vk.cmdBeginRenderPass(*m_cmdBuffer, &renderPassBegin, vk::VK_SUBPASS_CONTENTS_INLINE);
 346         }
 347
 348         void setDynamicViewportState (const deUint32 width, const deUint32 height)
 349         {
 350                 vk::VkViewport viewport;
 351                 viewport.x = 0;
 352                 viewport.y = 0;
 353                 viewport.width = static_cast<float>(width);
 354                 viewport.height = static_cast<float>(height);
 355                 viewport.minDepth = 0.0f;
 356                 viewport.maxDepth = 1.0f;
 357
 358                 m_vk.cmdSetViewport(*m_cmdBuffer, 0, 1, &viewport);
 359
 360                 vk::VkRect2D scissor;
 361                 scissor.offset.x = 0;
 362                 scissor.offset.y = 0;
 363                 scissor.extent.width = width;
 364                 scissor.extent.height = height;
 365                 m_vk.cmdSetScissor(*m_cmdBuffer, 0, 1, &scissor);
 366         }
 367
 368         void setDynamicViewportState(const deUint32 viewportCount, const vk::VkViewport* pViewports, const vk::VkRect2D* pScissors)
 369         {
 370                 m_vk.cmdSetViewport(*m_cmdBuffer, 0, viewportCount, pViewports);
 371                 m_vk.cmdSetScissor(*m_cmdBuffer, 0, viewportCount, pScissors);
 372         }
 373
 374         void setDynamicRasterizationState(const float lineWidth = 1.0f,
 375                                                            const float depthBiasConstantFactor = 0.0f,
 376                                                            const float depthBiasClamp = 0.0f,
 377                                                            const float depthBiasSlopeFactor = 0.0f)
 378         {
 379                 m_vk.cmdSetLineWidth(*m_cmdBuffer, lineWidth);
 380                 m_vk.cmdSetDepthBias(*m_cmdBuffer, depthBiasConstantFactor, depthBiasClamp, depthBiasSlopeFactor);
 381         }
 382
 383         void setDynamicBlendState(const float const1 = 0.0f, const float const2 = 0.0f,
 384                                                           const float const3 = 0.0f, const float const4 = 0.0f)
 385         {
 386                 float blendConstantsants[4] = { const1, const2, const3, const4 };
 387                 m_vk.cmdSetBlendConstants(*m_cmdBuffer, blendConstantsants);
 388         }
 389
 390         void setDynamicDepthStencilState(const float minDepthBounds = -1.0f,
 391                                                                          const float maxDepthBounds = 1.0f,
 392                                                                          const deUint32 stencilFrontCompareMask = 0xffffffffu,
 393                                                                          const deUint32 stencilFrontWriteMask = 0xffffffffu,
 394                                                                          const deUint32 stencilFrontReference = 0,
 395                                                                          const deUint32 stencilBackCompareMask = 0xffffffffu,
 396                                                                          const deUint32 stencilBackWriteMask = 0xffffffffu,
 397                                                                          const deUint32 stencilBackReference = 0)
 398         {
 399                 m_vk.cmdSetDepthBounds(*m_cmdBuffer, minDepthBounds, maxDepthBounds);
 400                 m_vk.cmdSetStencilCompareMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontCompareMask);
 401                 m_vk.cmdSetStencilWriteMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontWriteMask);
 402                 m_vk.cmdSetStencilReference(*m_cmdBuffer, vk::VK_STENCIL_FACE_FRONT_BIT, stencilFrontReference);
 403                 m_vk.cmdSetStencilCompareMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackCompareMask);
 404                 m_vk.cmdSetStencilWriteMask(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackWriteMask);
 405                 m_vk.cmdSetStencilReference(*m_cmdBuffer, vk::VK_STENCIL_FACE_BACK_BIT, stencilBackReference);
 406         }
 407 };
 408
 409 class DepthBoundsParamTestInstance : public DepthStencilBaseCase
 410 {
 411 public:
 412         DepthBoundsParamTestInstance (Context &context, ShaderMap shaders)
 413                 : DepthStencilBaseCase (context, shaders[glu::SHADERTYPE_VERTEX], shaders[glu::SHADERTYPE_FRAGMENT])
 414         {
 415                 // Check if depth bounds test is supported
 416                 {
 417                         const vk::VkPhysicalDeviceFeatures& deviceFeatures = m_context.getDeviceFeatures();
 418
 419                         if (!deviceFeatures.depthBounds)
 420                                 throw tcu::NotSupportedError("Depth bounds test is unsupported");
 421                 }
 422
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 426                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, -1.0f, 0.375f, 1.0f), tcu::RGBA::green().toVec()));
 427
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.0f, -1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 431                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 0.625f, 1.0f), tcu::RGBA::green().toVec()));
 432
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 436                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 437
 438                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 439                         VK_TRUE, VK_TRUE, vk::VK_COMPARE_OP_ALWAYS, VK_FALSE);
 440
 441                 // enable depth bounds test
 442                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 443                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_TRUE);
 444
 445                 DepthStencilBaseCase::initialize();
 446         }
 447
 448         virtual tcu::TestStatus iterate (void)
 449         {
 450                 tcu::TestLog &log = m_context.getTestContext().getLog();
 451                 const vk::VkQueue queue = m_context.getUniversalQueue();
 452
 453                 beginRenderPass();
 454
 455                 // set states here
 456                 setDynamicViewportState(WIDTH, HEIGHT);
 457                 setDynamicRasterizationState();
 458                 setDynamicBlendState();
 459                 setDynamicDepthStencilState(0.5f, 0.75f);
 460
 461                 const vk::VkDeviceSize vertexBufferOffset = 0;
 462                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 463                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 464
 465                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 466                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 467                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 468
 469                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 470                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 8, 0);
 471
 472                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 473                 m_vk.endCommandBuffer(*m_cmdBuffer);
 474
 475                 vk::VkSubmitInfo submitInfo =
 476                 {
 477                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 478                         DE_NULL,                                                        // const void*                          pNext;
 479                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 480                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 481                         (const vk::VkPipelineStageFlags*)DE_NULL,
 482                         1,                                                                      // deUint32                                     commandBufferCount;
 483                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 484                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 485                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 486                 };
 487                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 488
 489                 // validation
 490                 {
 491                         VK_CHECK(m_vk.queueWaitIdle(queue));
 492
 493                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 494                         referenceFrame.allocLevel(0);
 495
 496                         const deInt32 frameWidth = referenceFrame.getWidth();
 497                         const deInt32 frameHeight = referenceFrame.getHeight();
 498
 499                         tcu::clear(referenceFrame.getLevel(0), tcu::Vec4(0.0f, 0.0f, 0.0f, 1.0f));
 500
 501                         for (int y = 0; y < frameHeight; y++)
 502                         {
 503                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 504
 505                                 for (int x = 0; x < frameWidth; x++)
 506                                 {
 507                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 508
 509                                         if (xCoord >= 0.0f && xCoord <= 1.0f && yCoord >= -1.0f && yCoord <= 1.0f)
 510                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f), x, y);
 511                                         else
 512                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f), x, y);
 513                                 }
 514                         }
 515
 516                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 517                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 518                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 519
 520                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 521                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 522                                 tcu::COMPARE_LOG_RESULT))
 523                         {
 524                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 525                         }
 526
 527                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 528                 }
 529         }
 530 };
 531
 532 class StencilParamsBasicTestInstance : public DepthStencilBaseCase
 533 {
 534 protected:
 535         deUint32 m_writeMask;
 536         deUint32 m_readMask;
 537         deUint32 m_expectedValue;
 538         tcu::Vec4 m_expectedColor;
 539
 540 public:
 541         StencilParamsBasicTestInstance (Context& context, const char* vertexShaderName, const char* fragmentShaderName,
 542                                                                         const deUint32 writeMask, const deUint32 readMask,
 543                                                                         const deUint32 expectedValue, const tcu::Vec4 expectedColor)
 544                 : DepthStencilBaseCase  (context, vertexShaderName, fragmentShaderName)
 545                 , m_expectedColor               (1.0f, 1.0f, 1.0f, 1.0f)
 546         {
 547                 m_writeMask = writeMask;
 548                 m_readMask = readMask;
 549                 m_expectedValue = expectedValue;
 550                 m_expectedColor = expectedColor;
 551
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 555                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 556
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 560                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 561
 562                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_1 =
 563                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 564                         vk::VK_STENCIL_OP_REPLACE,
 565                         vk::VK_STENCIL_OP_REPLACE,
 566                         vk::VK_STENCIL_OP_REPLACE,
 567                         vk::VK_COMPARE_OP_ALWAYS);
 568
 569                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_1 =
 570                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 571                         vk::VK_STENCIL_OP_REPLACE,
 572                         vk::VK_STENCIL_OP_REPLACE,
 573                         vk::VK_STENCIL_OP_REPLACE,
 574                         vk::VK_COMPARE_OP_ALWAYS);
 575
 576                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_2 =
 577                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 578                         vk::VK_STENCIL_OP_REPLACE,
 579                         vk::VK_STENCIL_OP_REPLACE,
 580                         vk::VK_STENCIL_OP_REPLACE,
 581                         vk::VK_COMPARE_OP_EQUAL);
 582
 583                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_2 =
 584                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 585                         vk::VK_STENCIL_OP_REPLACE,
 586                         vk::VK_STENCIL_OP_REPLACE,
 587                         vk::VK_STENCIL_OP_REPLACE,
 588                         vk::VK_COMPARE_OP_EQUAL);
 589
 590                 // enable stencil test
 591                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 592                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_1, backState_1);
 593
 594                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 595                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_2, backState_2);
 596
 597                 DepthStencilBaseCase::initialize();
 598         }
 599
 600         virtual tcu::TestStatus iterate (void)
 601         {
 602                 tcu::TestLog &log = m_context.getTestContext().getLog();
 603                 const vk::VkQueue queue = m_context.getUniversalQueue();
 604
 605                 beginRenderPass();
 606
 607                 // set states here
 608                 setDynamicViewportState(WIDTH, HEIGHT);
 609                 setDynamicRasterizationState();
 610                 setDynamicBlendState();
 611
 612                 const vk::VkDeviceSize vertexBufferOffset = 0;
 613                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 614                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 615
 616                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 617                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, m_writeMask, 0x0F, 0xFF, m_writeMask, 0x0F);
 618                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 619
 620                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 621                 setDynamicDepthStencilState(-1.0f, 1.0f, m_readMask, 0xFF, m_expectedValue, m_readMask, 0xFF, m_expectedValue);
 622                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 623
 624                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 625                 m_vk.endCommandBuffer(*m_cmdBuffer);
 626
 627                 vk::VkSubmitInfo submitInfo =
 628                 {
 629                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 630                         DE_NULL,                                                        // const void*                          pNext;
 631                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 632                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 633                         (const vk::VkPipelineStageFlags*)DE_NULL,
 634                         1,                                                                      // deUint32                                     commandBufferCount;
 635                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 636                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 637                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 638                 };
 639                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 640
 641                 // validation
 642                 {
 643                         VK_CHECK(m_vk.queueWaitIdle(queue));
 644
 645                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 646                         referenceFrame.allocLevel(0);
 647
 648                         const deInt32 frameWidth = referenceFrame.getWidth();
 649                         const deInt32 frameHeight = referenceFrame.getHeight();
 650
 651                         for (int y = 0; y < frameHeight; y++)
 652                         {
 653                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 654
 655                                 for (int x = 0; x < frameWidth; x++)
 656                                 {
 657                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 658
 659                                         if (xCoord >= -1.0f && xCoord <= 1.0f && yCoord >= -1.0f && yCoord <= 1.0f)
 660                                                 referenceFrame.getLevel(0).setPixel(m_expectedColor, x, y);
 661                                 }
 662                         }
 663
 664                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 665                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 666                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 667
 668                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 669                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 670                                 tcu::COMPARE_LOG_RESULT))
 671                         {
 672                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 673                         }
 674
 675                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 676                 }
 677         }
 678 };
 679
 680 class StencilParamsBasicTestCase : public TestCase
 681 {
 682 protected:
 683         TestInstance* createInstance(Context& context) const
 684         {
 685                 return new StencilParamsBasicTestInstance(context, "VertexFetch.vert", "VertexFetch.frag",
 686                         m_writeMask, m_readMask, m_expectedValue, m_expectedColor);
 687         }
 688
 689         virtual void initPrograms(vk::SourceCollections& programCollection) const
 690         {
 691                 programCollection.glslSources.add("VertexFetch.vert") <<
 692                         glu::VertexSource(ShaderSourceProvider::getSource(m_testCtx.getArchive(), "vulkan/dynamic_state/VertexFetch.vert"));
 693
 694                 programCollection.glslSources.add("VertexFetch.frag") <<
 695                         glu::FragmentSource(ShaderSourceProvider::getSource(m_testCtx.getArchive(), "vulkan/dynamic_state/VertexFetch.frag"));
 696         }
 697
 698         deUint32 m_writeMask;
 699         deUint32 m_readMask;
 700         deUint32 m_expectedValue;
 701         tcu::Vec4 m_expectedColor;
 702
 703 public:
 704         StencilParamsBasicTestCase (tcu::TestContext& context, const char *name, const char *description,
 705                                                                 const deUint32 writeMask, const deUint32 readMask,
 706                                                                 const deUint32 expectedValue, const tcu::Vec4 expectedColor)
 707                 : TestCase                              (context, name, description)
 708                 , m_writeMask                   (writeMask)
 709                 , m_readMask                    (readMask)
 710                 , m_expectedValue               (expectedValue)
 711                 , m_expectedColor               (expectedColor)
 712         {
 713         }
 714 };
 715
 716 class StencilParamsAdvancedTestInstance : public DepthStencilBaseCase
 717 {
 718 public:
 719         StencilParamsAdvancedTestInstance (Context& context, ShaderMap shaders)
 720                 : DepthStencilBaseCase (context, shaders[glu::SHADERTYPE_VERTEX], shaders[glu::SHADERTYPE_FRAGMENT])
 721         {
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(-0.5f, -0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 725                 m_data.push_back(PositionColorVertex(tcu::Vec4(0.5f, -0.5f, 1.0f, 1.0f), tcu::RGBA::green().toVec()));
 726
 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                 m_data.push_back(PositionColorVertex(tcu::Vec4(-1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 730                 m_data.push_back(PositionColorVertex(tcu::Vec4(1.0f, -1.0f, 1.0f, 1.0f), tcu::RGBA::blue().toVec()));
 731
 732                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_1 =
 733                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 734                         vk::VK_STENCIL_OP_REPLACE,
 735                         vk::VK_STENCIL_OP_REPLACE,
 736                         vk::VK_STENCIL_OP_REPLACE,
 737                         vk::VK_COMPARE_OP_ALWAYS);
 738
 739                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_1 =
 740                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 741                         vk::VK_STENCIL_OP_REPLACE,
 742                         vk::VK_STENCIL_OP_REPLACE,
 743                         vk::VK_STENCIL_OP_REPLACE,
 744                         vk::VK_COMPARE_OP_ALWAYS);
 745
 746                 const PipelineCreateInfo::DepthStencilState::StencilOpState frontState_2 =
 747                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 748                         vk::VK_STENCIL_OP_REPLACE,
 749                         vk::VK_STENCIL_OP_REPLACE,
 750                         vk::VK_STENCIL_OP_REPLACE,
 751                         vk::VK_COMPARE_OP_NOT_EQUAL);
 752
 753                 const PipelineCreateInfo::DepthStencilState::StencilOpState backState_2 =
 754                         PipelineCreateInfo::DepthStencilState::StencilOpState(
 755                         vk::VK_STENCIL_OP_REPLACE,
 756                         vk::VK_STENCIL_OP_REPLACE,
 757                         vk::VK_STENCIL_OP_REPLACE,
 758                         vk::VK_COMPARE_OP_NOT_EQUAL);
 759
 760                 // enable stencil test
 761                 m_depthStencilState_1 = PipelineCreateInfo::DepthStencilState(
 762                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_1, backState_1);
 763
 764                 m_depthStencilState_2 = PipelineCreateInfo::DepthStencilState(
 765                         VK_FALSE, VK_FALSE, vk::VK_COMPARE_OP_NEVER, VK_FALSE, VK_TRUE, frontState_2, backState_2);
 766
 767                 DepthStencilBaseCase::initialize();
 768         }
 769
 770         virtual tcu::TestStatus iterate (void)
 771         {
 772                 tcu::TestLog &log = m_context.getTestContext().getLog();
 773                 const vk::VkQueue queue = m_context.getUniversalQueue();
 774
 775                 beginRenderPass();
 776
 777                 // set states here
 778                 setDynamicViewportState(WIDTH, HEIGHT);
 779                 setDynamicRasterizationState();
 780                 setDynamicBlendState();
 781
 782                 const vk::VkDeviceSize vertexBufferOffset = 0;
 783                 const vk::VkBuffer vertexBuffer = m_vertexBuffer->object();
 784                 m_vk.cmdBindVertexBuffers(*m_cmdBuffer, 0, 1, &vertexBuffer, &vertexBufferOffset);
 785
 786                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_1);
 787                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, 0x0E, 0x0F, 0xFF, 0x0E, 0x0F);
 788                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 0, 0);
 789
 790                 m_vk.cmdBindPipeline(*m_cmdBuffer, vk::VK_PIPELINE_BIND_POINT_GRAPHICS, *m_pipeline_2);
 791                 setDynamicDepthStencilState(-1.0f, 1.0f, 0xFF, 0xFF, 0x0E, 0xFF, 0xFF, 0x0E);
 792                 m_vk.cmdDraw(*m_cmdBuffer, 4, 1, 4, 0);
 793
 794                 m_vk.cmdEndRenderPass(*m_cmdBuffer);
 795                 m_vk.endCommandBuffer(*m_cmdBuffer);
 796
 797                 vk::VkSubmitInfo submitInfo =
 798                 {
 799                         vk::VK_STRUCTURE_TYPE_SUBMIT_INFO,      // VkStructureType                      sType;
 800                         DE_NULL,                                                        // const void*                          pNext;
 801                         0,                                                                      // deUint32                                     waitSemaphoreCount;
 802                         DE_NULL,                                                        // const VkSemaphore*           pWaitSemaphores;
 803                         (const vk::VkPipelineStageFlags*)DE_NULL,
 804                         1,                                                                      // deUint32                                     commandBufferCount;
 805                         &m_cmdBuffer.get(),                                     // const VkCommandBuffer*       pCommandBuffers;
 806                         0,                                                                      // deUint32                                     signalSemaphoreCount;
 807                         DE_NULL                                                         // const VkSemaphore*           pSignalSemaphores;
 808                 };
 809                 m_vk.queueSubmit(queue, 1, &submitInfo, DE_NULL);
 810
 811                 // validation
 812                 {
 813                         VK_CHECK(m_vk.queueWaitIdle(queue));
 814
 815                         tcu::Texture2D referenceFrame(vk::mapVkFormat(m_colorAttachmentFormat), (int)(0.5 + WIDTH), (int)(0.5 + HEIGHT));
 816                         referenceFrame.allocLevel(0);
 817
 818                         const deInt32 frameWidth = referenceFrame.getWidth();
 819                         const deInt32 frameHeight = referenceFrame.getHeight();
 820
 821                         for (int y = 0; y < frameHeight; y++)
 822                         {
 823                                 const float yCoord = (float)(y / (0.5*frameHeight)) - 1.0f;
 824
 825                                 for (int x = 0; x < frameWidth; x++)
 826                                 {
 827                                         const float xCoord = (float)(x / (0.5*frameWidth)) - 1.0f;
 828
 829                                         if (xCoord >= -0.5f && xCoord <= 0.5f && yCoord >= -0.5f && yCoord <= 0.5f)
 830                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f), x, y);
 831                                         else
 832                                                 referenceFrame.getLevel(0).setPixel(tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f), x, y);
 833                                 }
 834                         }
 835
 836                         const vk::VkOffset3D zeroOffset = { 0, 0, 0 };
 837                         const tcu::ConstPixelBufferAccess renderedFrame = m_colorTargetImage->readSurface(queue, m_context.getDefaultAllocator(),
 838                                 vk::VK_IMAGE_LAYOUT_GENERAL, zeroOffset, WIDTH, HEIGHT, vk::VK_IMAGE_ASPECT_COLOR_BIT);
 839
 840                         if (!tcu::fuzzyCompare(log, "Result", "Image comparison result",
 841                                 referenceFrame.getLevel(0), renderedFrame, 0.05f,
 842                                 tcu::COMPARE_LOG_RESULT))
 843                         {
 844                                 return tcu::TestStatus(QP_TEST_RESULT_FAIL, "Image verification failed");
 845                         }
 846
 847                         return tcu::TestStatus(QP_TEST_RESULT_PASS, "Image verification passed");
 848                 }
 849         }
 850 };
 851
 852 } //anonymous
 853
 854 DynamicStateDSTests::DynamicStateDSTests (tcu::TestContext& testCtx)
 855         : TestCaseGroup (testCtx, "ds_state", "Tests for depth stencil state")
 856 {
 857         /* Left blank on purpose */
 858 }
 859
 860 DynamicStateDSTests::~DynamicStateDSTests ()
 861 {
 862 }
 863
 864 void DynamicStateDSTests::init (void)
 865 {
 866         ShaderMap shaderPaths;
 867         shaderPaths[glu::SHADERTYPE_VERTEX] = "vulkan/dynamic_state/VertexFetch.vert";
 868         shaderPaths[glu::SHADERTYPE_FRAGMENT] = "vulkan/dynamic_state/VertexFetch.frag";
 869
 870         addChild(new InstanceFactory<DepthBoundsParamTestInstance>(m_testCtx, "depth_bounds", "Perform depth bounds test", shaderPaths));
 871         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)));
 872         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)));
 873         addChild(new InstanceFactory<StencilParamsAdvancedTestInstance>(m_testCtx, "stencil_params_advanced", "Perform advanced stencil test", shaderPaths));
 874 }
 875
 876 } // DynamicState
 877 } // vkt