public static string getSpecializationText(string text)
{
var data = AppointmentService.SpecializationDatas;
SpecializationData specText = data.Where(item => item.Id.Equals(text)).FirstOrDefault();
return(specText.Text);
}
void preparePipelines()
{
VkPipelineInputAssemblyStateCreateInfo inputAssemblyState =
Initializers.pipelineInputAssemblyStateCreateInfo(
VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST,
0,
False);
VkPipelineRasterizationStateCreateInfo rasterizationState =
Initializers.pipelineRasterizationStateCreateInfo(
VK_POLYGON_MODE_FILL,
VK_CULL_MODE_NONE,
VK_FRONT_FACE_CLOCKWISE,
0);
VkPipelineColorBlendAttachmentState blendAttachmentState =
Initializers.pipelineColorBlendAttachmentState(
0xf,
False);
VkPipelineColorBlendStateCreateInfo colorBlendState =
Initializers.pipelineColorBlendStateCreateInfo(
1,
&blendAttachmentState);
VkPipelineDepthStencilStateCreateInfo depthStencilState =
Initializers.pipelineDepthStencilStateCreateInfo(
True,
True,
VK_COMPARE_OP_LESS_OR_EQUAL);
VkPipelineViewportStateCreateInfo viewportState =
Initializers.pipelineViewportStateCreateInfo(1, 1, 0);
VkPipelineMultisampleStateCreateInfo multisampleState =
Initializers.pipelineMultisampleStateCreateInfo(
VK_SAMPLE_COUNT_1_BIT,
0);
FixedArray3 <VkDynamicState> dynamicStateEnables = new FixedArray3 <VkDynamicState>(
VK_DYNAMIC_STATE_VIEWPORT,
VK_DYNAMIC_STATE_SCISSOR,
VK_DYNAMIC_STATE_LINE_WIDTH);
VkPipelineDynamicStateCreateInfo dynamicState =
Initializers.pipelineDynamicStateCreateInfo(
&dynamicStateEnables.First,
dynamicStateEnables.Count,
0);
FixedArray2 <VkPipelineShaderStageCreateInfo> shaderStages = new FixedArray2 <VkPipelineShaderStageCreateInfo>();
VkGraphicsPipelineCreateInfo pipelineCreateInfo =
Initializers.pipelineCreateInfo(
pipelineLayout,
renderPass,
0);
var vis = vertices_inputState;
pipelineCreateInfo.pVertexInputState = &vis;
pipelineCreateInfo.pInputAssemblyState = &inputAssemblyState;
pipelineCreateInfo.pRasterizationState = &rasterizationState;
pipelineCreateInfo.pColorBlendState = &colorBlendState;
pipelineCreateInfo.pMultisampleState = &multisampleState;
pipelineCreateInfo.pViewportState = &viewportState;
pipelineCreateInfo.pDepthStencilState = &depthStencilState;
pipelineCreateInfo.pDynamicState = &dynamicState;
pipelineCreateInfo.stageCount = shaderStages.Count;
pipelineCreateInfo.pStages = &shaderStages.First;
// Prepare specialization data
SpecializationData specializationData = SpecializationData.Default;
// Each shader constant of a shader stage corresponds to one map entry
FixedArray2 <VkSpecializationMapEntry> specializationMapEntries = new FixedArray2 <VkSpecializationMapEntry>();
// Shader bindings based on specialization constants are marked by the new "constant_id" layout qualifier:
// layout (constant_id = 0) const int LIGHTING_MODEL = 0;
// layout (constant_id = 1) const float PARAM_TOON_DESATURATION = 0.0f;
// Map entry for the lighting model to be used by the fragment shader
specializationMapEntries.First.constantID = 0;
specializationMapEntries.First.size = (UIntPtr)sizeof(uint);
specializationMapEntries.First.offset = 0;
// Map entry for the toon shader parameter
specializationMapEntries.Second.constantID = 1;
specializationMapEntries.Second.size = (UIntPtr)sizeof(float);
specializationMapEntries.Second.offset = (sizeof(uint));
// Prepare specialization info block for the shader stage
VkSpecializationInfo specializationInfo = new VkSpecializationInfo();
specializationInfo.dataSize = (UIntPtr)sizeof(SpecializationData);
specializationInfo.mapEntryCount = specializationMapEntries.Count;
specializationInfo.pMapEntries = &specializationMapEntries.First;
specializationInfo.pData = &specializationData;
// Create pipelines
// All pipelines will use the same "uber" shader and specialization constants to change branching and parameters of that shader
shaderStages.First = loadShader(getAssetPath() + "shaders/specializationconstants/uber.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages.Second = loadShader(getAssetPath() + "shaders/specializationconstants/uber.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
// Specialization info is assigned is part of the shader stage (modul) and must be set after creating the module and before creating the pipeline
shaderStages.Second.pSpecializationInfo = &specializationInfo;
// Solid phong shading
specializationData.lightingModel = 0;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_phong));
// Phong and textured
specializationData.lightingModel = 1;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_toon));
// Textured discard
specializationData.lightingModel = 2;
Util.CheckResult(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, null, out pipelines_textured));
}
