void BaseImage::FillImageCreateInfo(RandomNumberGenerator& rand)
{
constexpr uint32_t imageSizeMin = 8;
constexpr uint32_t imageSizeMax = 2048;
const bool useMipMaps = rand.Generate() % 2 != 0;
ZeroMemory(&m_CreateInfo, sizeof(m_CreateInfo));
m_CreateInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
m_CreateInfo.imageType = VK_IMAGE_TYPE_2D;
m_CreateInfo.extent.width = rand.Generate() % (imageSizeMax - imageSizeMin) + imageSizeMin;
m_CreateInfo.extent.height = rand.Generate() % (imageSizeMax - imageSizeMin) + imageSizeMin;
m_CreateInfo.extent.depth = 1;
m_CreateInfo.mipLevels = useMipMaps ?
CalculateMipMapCount(m_CreateInfo.extent.width, m_CreateInfo.extent.height, m_CreateInfo.extent.depth) : 1;
m_CreateInfo.arrayLayers = 1;
m_CreateInfo.format = VK_FORMAT_R8G8B8A8_UNORM;
m_CreateInfo.tiling = VK_IMAGE_TILING_OPTIMAL;
m_CreateInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
m_CreateInfo.usage = VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT;
m_CreateInfo.samples = VK_SAMPLE_COUNT_1_BIT;
m_CreateInfo.flags = 0;
}
void BaseImage::ValidateContent(RandomNumberGenerator& rand)
{
/*
dstBuf has following layout:
For each of texels to be sampled, [0..valueCount):
struct {
in uint32_t pixelX;
in uint32_t pixelY;
out uint32_t pixelColor;
}
*/
const uint32_t valueCount = 128;
VkBufferCreateInfo dstBufCreateInfo = { VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO };
dstBufCreateInfo.usage = VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
dstBufCreateInfo.size = valueCount * sizeof(uint32_t) * 3;
VmaAllocationCreateInfo dstBufAllocCreateInfo = {};
dstBufAllocCreateInfo.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
dstBufAllocCreateInfo.usage = VMA_MEMORY_USAGE_GPU_TO_CPU;
VkBuffer dstBuf = nullptr;
VmaAllocation dstBufAlloc = nullptr;
VmaAllocationInfo dstBufAllocInfo = {};
TEST( vmaCreateBuffer(g_hAllocator, &dstBufCreateInfo, &dstBufAllocCreateInfo, &dstBuf, &dstBufAlloc, &dstBufAllocInfo) == VK_SUCCESS );
// Fill dstBuf input data.
{
uint32_t* dstBufContent = (uint32_t*)dstBufAllocInfo.pMappedData;
for(uint32_t i = 0; i < valueCount; ++i)
{
const uint32_t x = rand.Generate() % m_CreateInfo.extent.width;
const uint32_t y = rand.Generate() % m_CreateInfo.extent.height;
dstBufContent[i * 3 ] = x;
dstBufContent[i * 3 + 1] = y;
dstBufContent[i * 3 + 2] = 0;
}
}
VkSamplerCreateInfo samplerCreateInfo = { VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO };
samplerCreateInfo.magFilter = VK_FILTER_NEAREST;
samplerCreateInfo.minFilter = VK_FILTER_NEAREST;
samplerCreateInfo.mipmapMode = VK_SAMPLER_MIPMAP_MODE_NEAREST;
samplerCreateInfo.addressModeU = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
samplerCreateInfo.addressModeV = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
samplerCreateInfo.addressModeW = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
samplerCreateInfo.unnormalizedCoordinates = VK_TRUE;
VkSampler sampler = nullptr;
TEST( vkCreateSampler( g_hDevice, &samplerCreateInfo, nullptr, &sampler) == VK_SUCCESS );
VkDescriptorSetLayoutBinding bindings[2] = {};
bindings[0].binding = 0;
bindings[0].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
bindings[0].descriptorCount = 1;
bindings[0].stageFlags = VK_SHADER_STAGE_COMPUTE_BIT;
bindings[0].pImmutableSamplers = &sampler;
bindings[1].binding = 1;
bindings[1].descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER;
bindings[1].descriptorCount = 1;
bindings[1].stageFlags = VK_SHADER_STAGE_COMPUTE_BIT;
VkDescriptorSetLayoutCreateInfo descSetLayoutCreateInfo = { VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO };
descSetLayoutCreateInfo.bindingCount = 2;
descSetLayoutCreateInfo.pBindings = bindings;
VkDescriptorSetLayout descSetLayout = nullptr;
TEST( vkCreateDescriptorSetLayout(g_hDevice, &descSetLayoutCreateInfo, nullptr, &descSetLayout) == VK_SUCCESS );
VkPipelineLayoutCreateInfo pipelineLayoutCreateInfo = { VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO };
pipelineLayoutCreateInfo.setLayoutCount = 1;
pipelineLayoutCreateInfo.pSetLayouts = &descSetLayout;
VkPipelineLayout pipelineLayout = nullptr;
TEST( vkCreatePipelineLayout(g_hDevice, &pipelineLayoutCreateInfo, nullptr, &pipelineLayout) == VK_SUCCESS );
std::vector<char> shaderCode;
LoadShader(shaderCode, "SparseBindingTest.comp.spv");
VkShaderModuleCreateInfo shaderModuleCreateInfo = { VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO };
shaderModuleCreateInfo.codeSize = shaderCode.size();
shaderModuleCreateInfo.pCode = (const uint32_t*)shaderCode.data();
VkShaderModule shaderModule = nullptr;
TEST( vkCreateShaderModule(g_hDevice, &shaderModuleCreateInfo, nullptr, &shaderModule) == VK_SUCCESS );
VkComputePipelineCreateInfo pipelineCreateInfo = { VK_STRUCTURE_TYPE_COMPUTE_PIPELINE_CREATE_INFO };
pipelineCreateInfo.stage.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
pipelineCreateInfo.stage.stage = VK_SHADER_STAGE_COMPUTE_BIT;
pipelineCreateInfo.stage.module = shaderModule;
pipelineCreateInfo.stage.pName = "main";
pipelineCreateInfo.layout = pipelineLayout;
VkPipeline pipeline = nullptr;
TEST( vkCreateComputePipelines(g_hDevice, nullptr, 1, &pipelineCreateInfo, nullptr, &pipeline) == VK_SUCCESS );
VkDescriptorPoolSize poolSizes[2] = {};
poolSizes[0].type = bindings[0].descriptorType;
poolSizes[0].descriptorCount = bindings[0].descriptorCount;
poolSizes[1].type = bindings[1].descriptorType;
poolSizes[1].descriptorCount = bindings[1].descriptorCount;
VkDescriptorPoolCreateInfo descPoolCreateInfo = { VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO };
descPoolCreateInfo.maxSets = 1;
descPoolCreateInfo.poolSizeCount = 2;
descPoolCreateInfo.pPoolSizes = poolSizes;
VkDescriptorPool descPool = nullptr;
TEST( vkCreateDescriptorPool(g_hDevice, &descPoolCreateInfo, nullptr, &descPool) == VK_SUCCESS );
VkDescriptorSetAllocateInfo descSetAllocInfo = { VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO };
descSetAllocInfo.descriptorPool = descPool;
descSetAllocInfo.descriptorSetCount = 1;
descSetAllocInfo.pSetLayouts = &descSetLayout;
VkDescriptorSet descSet = nullptr;
TEST( vkAllocateDescriptorSets(g_hDevice, &descSetAllocInfo, &descSet) == VK_SUCCESS );
VkImageViewCreateInfo imageViewCreateInfo = { VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO };
imageViewCreateInfo.image = m_Image;
imageViewCreateInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
imageViewCreateInfo.format = m_CreateInfo.format;
imageViewCreateInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageViewCreateInfo.subresourceRange.layerCount = 1;
imageViewCreateInfo.subresourceRange.levelCount = 1;
VkImageView imageView = nullptr;
TEST( vkCreateImageView(g_hDevice, &imageViewCreateInfo, nullptr, &imageView) == VK_SUCCESS );
VkDescriptorImageInfo descImageInfo = {};
descImageInfo.imageView = imageView;
descImageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
VkDescriptorBufferInfo descBufferInfo = {};
descBufferInfo.buffer = dstBuf;
descBufferInfo.offset = 0;
descBufferInfo.range = VK_WHOLE_SIZE;
VkWriteDescriptorSet descWrites[2] = {};
descWrites[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descWrites[0].dstSet = descSet;
descWrites[0].dstBinding = bindings[0].binding;
descWrites[0].dstArrayElement = 0;
descWrites[0].descriptorCount = 1;
descWrites[0].descriptorType = bindings[0].descriptorType;
descWrites[0].pImageInfo = &descImageInfo;
descWrites[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
descWrites[1].dstSet = descSet;
descWrites[1].dstBinding = bindings[1].binding;
descWrites[1].dstArrayElement = 0;
descWrites[1].descriptorCount = 1;
descWrites[1].descriptorType = bindings[1].descriptorType;
descWrites[1].pBufferInfo = &descBufferInfo;
vkUpdateDescriptorSets(g_hDevice, 2, descWrites, 0, nullptr);
BeginSingleTimeCommands();
vkCmdBindPipeline(g_hTemporaryCommandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, pipeline);
vkCmdBindDescriptorSets(g_hTemporaryCommandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, pipelineLayout, 0, 1, &descSet, 0, nullptr);
vkCmdDispatch(g_hTemporaryCommandBuffer, valueCount, 1, 1);
EndSingleTimeCommands();
// Validate dstBuf output data.
{
const uint32_t* dstBufContent = (const uint32_t*)dstBufAllocInfo.pMappedData;
for(uint32_t i = 0; i < valueCount; ++i)
{
const uint32_t x = dstBufContent[i * 3 ];
const uint32_t y = dstBufContent[i * 3 + 1];
const uint32_t color = dstBufContent[i * 3 + 2];
const uint8_t a = (uint8_t)(color >> 24);
const uint8_t b = (uint8_t)(color >> 16);
const uint8_t g = (uint8_t)(color >> 8);
const uint8_t r = (uint8_t)color;
TEST(r == (uint8_t)x && g == (uint8_t)y && b == 13 && a == 25);
}
}
vkDestroyImageView(g_hDevice, imageView, nullptr);
vkDestroyDescriptorPool(g_hDevice, descPool, nullptr);
vmaDestroyBuffer(g_hAllocator, dstBuf, dstBufAlloc);
vkDestroyPipeline(g_hDevice, pipeline, nullptr);
vkDestroyShaderModule(g_hDevice, shaderModule, nullptr);
vkDestroyPipelineLayout(g_hDevice, pipelineLayout, nullptr);
vkDestroyDescriptorSetLayout(g_hDevice, descSetLayout, nullptr);
vkDestroySampler(g_hDevice, sampler, nullptr);
}
