679 lines
23 KiB
C++
679 lines
23 KiB
C++
#include <assert.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "volk/volk.h"
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#include "vulkan/vk_enum_string_helper.h"
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#include "directxmath/directxmath.h"
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#include "vulkan_helper.h"
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#include "check.h"
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#include "file.h"
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#include "font/outline.h"
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#include "font/outline_types.h"
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namespace font::outline {
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static const _Float16 vertexData[] = {
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// x y u v
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(_Float16)-1.0, (_Float16)-1.0, (_Float16)0.0, (_Float16)0.0,
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(_Float16)1.0, (_Float16)-1.0, (_Float16)1.0, (_Float16)0.0,
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(_Float16)-1.0, (_Float16)1.0, (_Float16)0.0, (_Float16)1.0,
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(_Float16)1.0, (_Float16)1.0, (_Float16)1.0, (_Float16)1.0,
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};
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static const uint32_t vertexSize = (sizeof (vertexData));
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static const uint16_t indexData[] = {
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0, 1, 2, 3,
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};
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static const uint32_t indexSize = (sizeof (indexData));
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void font::initial_state(VkInstance instance,
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VkDevice device,
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VkQueue queue,
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VkCommandPool commandPool,
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VkPhysicalDeviceProperties physicalDeviceProperties,
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VkPhysicalDeviceMemoryProperties physicalDeviceMemoryProperties,
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VkFormat colorFormat,
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VkFormat depthFormat,
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VkSampler linearSampler)
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{
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this->instance = instance;
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this->device = device;
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this->queue = queue;
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this->commandPool = commandPool;
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this->physicalDeviceProperties = physicalDeviceProperties;
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this->physicalDeviceMemoryProperties = physicalDeviceMemoryProperties;
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this->colorFormat = colorFormat;
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this->depthFormat = depthFormat;
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this->linearSampler = linearSampler;
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}
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void font::init()
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{
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load_vertex_index_buffer();
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load_shader();
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create_descriptor_sets();
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loadedFont = load_font(uncial_antiqua[0]);
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create_glyphs_buffer(loadedFont.font, loadedFont.glyphs);
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write_descriptor_sets(loadedFont.allocatedImage.imageView);
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create_instance_buffers();
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create_pipeline();
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}
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//////////////////////////////////////////////////////////////////////
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// vertex index buffer
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//////////////////////////////////////////////////////////////////////
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void font::load_vertex_index_buffer()
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{
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void const * vertexStart = (void const *)vertexData;
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void const * indexStart = (void const *)indexData;
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vertexIndex = createVertexIndexBuffer(device,
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physicalDeviceProperties,
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physicalDeviceMemoryProperties,
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vertexStart, vertexSize,
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indexStart, indexSize);
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}
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//////////////////////////////////////////////////////////////////////
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// shader
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//////////////////////////////////////////////////////////////////////
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void font::load_shader()
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{
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uint32_t shaderSize;
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void const * shaderStart = file::open("shader/font.spv", &shaderSize);
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VkShaderModuleCreateInfo shaderModuleCreateInfo{
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.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
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.codeSize = shaderSize,
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.pCode = (uint32_t *)shaderStart
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};
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VK_CHECK(vkCreateShaderModule(device, &shaderModuleCreateInfo, nullptr, &shaderModule));
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}
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//////////////////////////////////////////////////////////////////////
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// pipeline
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//////////////////////////////////////////////////////////////////////
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void font::create_pipeline()
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{
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VkPipelineLayoutCreateInfo pipelineLayoutCreateInfo{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO,
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.setLayoutCount = descriptorSetLayoutCount,
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.pSetLayouts = descriptorSetLayouts,
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.pushConstantRangeCount = 0,
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.pPushConstantRanges = nullptr
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};
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VK_CHECK(vkCreatePipelineLayout(device, &pipelineLayoutCreateInfo, nullptr, &pipelineLayout));
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VkPipelineInputAssemblyStateCreateInfo inputAssemblyState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO,
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.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_STRIP
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};
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VkPipelineShaderStageCreateInfo shaderStages[2]{
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{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
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.stage = VK_SHADER_STAGE_VERTEX_BIT,
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.module = shaderModule,
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.pName = "VSMain"
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},
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{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO,
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.stage = VK_SHADER_STAGE_FRAGMENT_BIT,
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.module = shaderModule,
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.pName = "PSMain"
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}
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};
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VkPipelineViewportStateCreateInfo viewportState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO,
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.viewportCount = 1,
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.scissorCount = 1
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};
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constexpr uint32_t dynamicStateCount = 2;
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VkDynamicState dynamicStates[dynamicStateCount]{
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VK_DYNAMIC_STATE_VIEWPORT,
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VK_DYNAMIC_STATE_SCISSOR,
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};
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VkPipelineDynamicStateCreateInfo dynamicState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO,
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.dynamicStateCount = dynamicStateCount,
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.pDynamicStates = dynamicStates
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};
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VkPipelineDepthStencilStateCreateInfo depthStencilState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO,
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.depthTestEnable = VK_FALSE,
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.depthWriteEnable = VK_FALSE,
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.depthCompareOp = VK_COMPARE_OP_ALWAYS,
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.stencilTestEnable = VK_FALSE,
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.front = {
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.failOp = VK_STENCIL_OP_REPLACE,
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.passOp = VK_STENCIL_OP_REPLACE,
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.depthFailOp = VK_STENCIL_OP_REPLACE,
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.compareOp = VK_COMPARE_OP_ALWAYS,
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.compareMask = 0x01,
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.writeMask = 0x01,
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.reference = 1,
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},
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.back = {
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.failOp = VK_STENCIL_OP_REPLACE,
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.passOp = VK_STENCIL_OP_REPLACE,
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.depthFailOp = VK_STENCIL_OP_REPLACE,
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.compareOp = VK_COMPARE_OP_ALWAYS,
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.compareMask = 0x01,
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.writeMask = 0x01,
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.reference = 1,
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},
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};
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VkPipelineRenderingCreateInfo renderingCreateInfo{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_RENDERING_CREATE_INFO,
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.colorAttachmentCount = 1,
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.pColorAttachmentFormats = &colorFormat,
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.depthAttachmentFormat = depthFormat,
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.stencilAttachmentFormat = depthFormat
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};
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VkPipelineColorBlendAttachmentState blendAttachment{
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.colorWriteMask = 0xF
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};
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VkPipelineColorBlendStateCreateInfo colorBlendState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO,
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.attachmentCount = 1,
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.pAttachments = &blendAttachment
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};
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VkPipelineRasterizationStateCreateInfo rasterizationState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO,
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//.cullMode = VK_CULL_MODE_BACK_BIT,
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.cullMode = VK_CULL_MODE_NONE,
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.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE,
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.lineWidth = 1.0f
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};
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VkPipelineMultisampleStateCreateInfo multisampleState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO,
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.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT
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};
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constexpr int vertexBindingDescriptionsCount = 2;
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VkVertexInputBindingDescription vertexBindingDescriptions[vertexBindingDescriptionsCount]{
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{
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.binding = 0,
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.stride = perVertexSize,
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.inputRate = VK_VERTEX_INPUT_RATE_VERTEX
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},
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{
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.binding = 1,
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.stride = perInstanceSize,
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.inputRate = VK_VERTEX_INPUT_RATE_INSTANCE
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}
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};
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constexpr int vertexAttributeDescriptionsCount = 5;
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VkVertexInputAttributeDescription vertexAttributeDescriptions[vertexAttributeDescriptionsCount]{
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// per-vertex
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{ // position
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.location = 0,
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.binding = 0,
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.format = VK_FORMAT_R16G16_SFLOAT,
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.offset = 0,
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},
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{ // texture
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.location = 1,
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.binding = 0,
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.format = VK_FORMAT_R16G16_SFLOAT,
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.offset = 4,
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},
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// per-instance
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{
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.location = 2,
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.binding = 1,
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.format = VK_FORMAT_R16G16_UINT,
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.offset = 0,
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},
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{
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.location = 3,
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.binding = 1,
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.format = VK_FORMAT_R32_UINT,
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.offset = 4,
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},
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{
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.location = 4,
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.binding = 1,
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.format = VK_FORMAT_R8G8B8A8_UNORM,
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.offset = 8,
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},
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};
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VkPipelineVertexInputStateCreateInfo vertexInputState{
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.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
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.vertexBindingDescriptionCount = vertexBindingDescriptionsCount,
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.pVertexBindingDescriptions = vertexBindingDescriptions,
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.vertexAttributeDescriptionCount = vertexAttributeDescriptionsCount,
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.pVertexAttributeDescriptions = vertexAttributeDescriptions,
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};
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VkGraphicsPipelineCreateInfo pipelineCreateInfos[1]{
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{
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.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO,
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.pNext = &renderingCreateInfo,
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.stageCount = 2,
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.pStages = shaderStages,
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.pVertexInputState = &vertexInputState,
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.pInputAssemblyState = &inputAssemblyState,
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.pViewportState = &viewportState,
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.pRasterizationState = &rasterizationState,
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.pMultisampleState = &multisampleState,
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.pDepthStencilState = &depthStencilState,
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.pColorBlendState = &colorBlendState,
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.pDynamicState = &dynamicState,
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.layout = pipelineLayout
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},
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};
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VK_CHECK(vkCreateGraphicsPipelines(device, VK_NULL_HANDLE, 1, pipelineCreateInfos, nullptr, &pipeline));
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}
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//////////////////////////////////////////////////////////////////////
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// load font
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//////////////////////////////////////////////////////////////////////
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LoadedFont font::load_font(font_desc const& desc)
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{
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uint32_t font_data_size;
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void const * font_data = file::open(desc.path, &font_data_size);
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assert(font_data != nullptr);
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types::font * font = (types::font *)font_data;
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types::glyph * glyphs = (types::glyph *)(((ptrdiff_t)font_data) + (sizeof (types::font)));
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void * texture_data = (void *)(((ptrdiff_t)glyphs) + (sizeof (types::glyph)) * font->glyph_count);
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ptrdiff_t font_end = ((ptrdiff_t)font_data) + font_data_size;
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int texture_size = font->texture_width * font->texture_height;
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assert(font_end - ((ptrdiff_t)texture_data) == texture_size);
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// transfer texture
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VkCommandBuffer commandBuffer{};
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VkCommandBufferAllocateInfo commandBufferAllocateInfo{
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.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
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.commandPool = commandPool,
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.commandBufferCount = 1
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};
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VK_CHECK(vkAllocateCommandBuffers(device, &commandBufferAllocateInfo, &commandBuffer));
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VkFenceCreateInfo fenceCreateInfo{
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.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO
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};
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VkFence fence{};
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VK_CHECK(vkCreateFence(device, &fenceCreateInfo, nullptr, &fence));
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void * imageData = texture_data;
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uint32_t imageDataSize = texture_size;
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VkFormat format = VK_FORMAT_R8_UNORM;
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uint32_t width = font->texture_width;
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uint32_t height = font->texture_height;
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uint32_t levelCount = 1;
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uint32_t levelOffset = 0;
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VkImage outImage;
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VkDeviceMemory outMemory;
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VkImageView outImageView;
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createImage(device,
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physicalDeviceProperties.limits.nonCoherentAtomSize,
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physicalDeviceMemoryProperties,
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format,
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width,
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height,
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levelCount,
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&outImage,
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&outMemory,
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&outImageView);
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textureTransfer(device,
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queue,
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commandBuffer,
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fence,
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physicalDeviceProperties.limits.nonCoherentAtomSize,
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physicalDeviceMemoryProperties,
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imageDataSize,
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imageData,
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outImage,
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width,
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height,
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levelCount,
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&levelOffset);
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vkDestroyFence(device, fence, nullptr);
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vkFreeCommandBuffers(device,
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commandPool,
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1,
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&commandBuffer);
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// return
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return {
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.font = font,
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.glyphs = glyphs,
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.allocatedImage = {
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.image = outImage,
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.memory = outMemory,
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.imageView = outImageView,
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},
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};
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}
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//////////////////////////////////////////////////////////////////////
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// descriptor sets
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//////////////////////////////////////////////////////////////////////
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void font::create_descriptor_sets()
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{
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//
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// pool
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//
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constexpr int descriptorPoolSizesCount = 3;
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VkDescriptorPoolSize descriptorPoolSizes[descriptorPoolSizesCount]{
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{ // linear sampler
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.type = VK_DESCRIPTOR_TYPE_SAMPLER,
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.descriptorCount = 1,
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},
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{
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.type = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
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.descriptorCount = 1,
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},
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{
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.type = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
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.descriptorCount = 1,
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},
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};
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VkDescriptorPoolCreateInfo descriptorPoolCreateInfo{
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.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO,
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.maxSets = 1,
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.poolSizeCount = descriptorPoolSizesCount,
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.pPoolSizes = descriptorPoolSizes
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};
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VK_CHECK(vkCreateDescriptorPool(device, &descriptorPoolCreateInfo, nullptr, &descriptorPool));
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//
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// (set 0, constant)
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//
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{
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constexpr int bindingCount = 3;
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VkDescriptorSetLayoutBinding descriptorSetLayoutBindings[bindingCount]{
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{
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.binding = 0,
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.descriptorType = VK_DESCRIPTOR_TYPE_SAMPLER,
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.descriptorCount = 1,
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.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT
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},
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{ // font image
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.binding = 1,
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.descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
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.descriptorCount = 1,
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.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT
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},
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{
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.binding = 2,
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.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
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.descriptorCount = 1,
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.stageFlags = VK_SHADER_STAGE_VERTEX_BIT
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}
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};
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VkDescriptorSetLayoutCreateInfo descriptorSetLayoutCreateInfo{
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.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO,
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.bindingCount = bindingCount,
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.pBindings = descriptorSetLayoutBindings
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};
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VK_CHECK(vkCreateDescriptorSetLayout(device, &descriptorSetLayoutCreateInfo, nullptr, &descriptorSetLayouts[0]));
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VkDescriptorSetAllocateInfo descriptorSetAllocateInfo{
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.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO,
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.descriptorPool = descriptorPool,
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.descriptorSetCount = 1,
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.pSetLayouts = &descriptorSetLayouts[0]
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};
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VK_CHECK(vkAllocateDescriptorSets(device, &descriptorSetAllocateInfo, &descriptorSet0));
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}
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}
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//////////////////////////////////////////////////////////////////////
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// descriptor set writes
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//////////////////////////////////////////////////////////////////////
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void font::write_descriptor_sets(VkImageView fontImageView)
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{
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constexpr uint32_t writeCount = 3;
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VkWriteDescriptorSet writeDescriptorSets[writeCount];
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uint32_t writeIndex = 0;
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// set1 bindings
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VkDescriptorImageInfo samplerDescriptorImageInfo = {
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.sampler = linearSampler,
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};
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writeDescriptorSets[writeIndex++] = {
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.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
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.dstSet = descriptorSet0,
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.dstBinding = 0,
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.descriptorCount = 1,
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.descriptorType = VK_DESCRIPTOR_TYPE_SAMPLER,
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.pImageInfo = &samplerDescriptorImageInfo
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};
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VkDescriptorImageInfo terrainDescriptorImageInfo = {
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.imageView = fontImageView,
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.imageLayout = VK_IMAGE_LAYOUT_READ_ONLY_OPTIMAL
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};
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writeDescriptorSets[writeIndex++] = {
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.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
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.dstSet = descriptorSet0,
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.dstBinding = 1,
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.descriptorCount = 1,
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.descriptorType = VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE,
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.pImageInfo = &terrainDescriptorImageInfo
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};
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VkDescriptorBufferInfo glyphsDescriptorBufferInfo{
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.buffer = glyphsBuffer,
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.offset = 0,
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.range = glyphsBufferSize,
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};
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writeDescriptorSets[writeIndex++] = {
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.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
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.dstSet = descriptorSet0,
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.dstBinding = 2,
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.descriptorCount = 1,
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.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
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.pBufferInfo = &glyphsDescriptorBufferInfo
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};
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assert(writeIndex == writeCount);
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vkUpdateDescriptorSets(device, writeIndex, writeDescriptorSets, 0, nullptr);
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}
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//////////////////////////////////////////////////////////////////////
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// create instance buffer
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//////////////////////////////////////////////////////////////////////
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void font::create_instance_buffers()
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{
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constexpr VkDeviceSize bufferSize{ maximumGlyphCount * (sizeof (GlyphInstance)) };
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instanceMemorySize = bufferSize * 2;
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instanceBufferOffset[0] = bufferSize * 0;
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instanceBufferOffset[1] = bufferSize * 1;
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// create buffer
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VkBufferCreateInfo bufferCreateInfo{
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.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
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.size = instanceMemorySize,
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|
.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
|
|
.sharingMode = VK_SHARING_MODE_EXCLUSIVE
|
|
};
|
|
VK_CHECK(vkCreateBuffer(device, &bufferCreateInfo, nullptr, &instanceBuffer));
|
|
|
|
// allocate memory
|
|
|
|
VkMemoryRequirements memoryRequirements;
|
|
vkGetBufferMemoryRequirements(device, instanceBuffer, &memoryRequirements);
|
|
VkMemoryPropertyFlags memoryPropertyFlags{ VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT };
|
|
VkMemoryAllocateFlags memoryAllocateFlags{};
|
|
VkDeviceSize stride;
|
|
allocateFromMemoryRequirements(device,
|
|
physicalDeviceProperties.limits.nonCoherentAtomSize,
|
|
physicalDeviceMemoryProperties,
|
|
memoryRequirements,
|
|
memoryPropertyFlags,
|
|
memoryAllocateFlags,
|
|
1,
|
|
&instanceMemory,
|
|
&stride);
|
|
|
|
VK_CHECK(vkBindBufferMemory(device, instanceBuffer, instanceMemory, 0));
|
|
|
|
// map memory
|
|
|
|
VK_CHECK(vkMapMemory(device, instanceMemory, 0, VK_WHOLE_SIZE, 0, (void **)&instanceMappedData));
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
// create instance buffer
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void font::create_glyphs_buffer(types::font const * const font, types::glyph const * const glyphs)
|
|
{
|
|
glyphsBufferSize = (sizeof (Glyph)) * font->glyph_count;
|
|
|
|
// create buffer
|
|
VkBufferCreateInfo bufferCreateInfo{
|
|
.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
|
|
.size = glyphsBufferSize,
|
|
.usage = VK_BUFFER_USAGE_STORAGE_BUFFER_BIT,
|
|
.sharingMode = VK_SHARING_MODE_EXCLUSIVE
|
|
};
|
|
VK_CHECK(vkCreateBuffer(device, &bufferCreateInfo, nullptr, &glyphsBuffer));
|
|
|
|
// allocate memory
|
|
|
|
VkMemoryRequirements memoryRequirements;
|
|
vkGetBufferMemoryRequirements(device, glyphsBuffer, &memoryRequirements);
|
|
VkMemoryPropertyFlags memoryPropertyFlags{ VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT | VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT };
|
|
VkMemoryAllocateFlags memoryAllocateFlags{};
|
|
VkDeviceSize stride;
|
|
allocateFromMemoryRequirements(device,
|
|
physicalDeviceProperties.limits.nonCoherentAtomSize,
|
|
physicalDeviceMemoryProperties,
|
|
memoryRequirements,
|
|
memoryPropertyFlags,
|
|
memoryAllocateFlags,
|
|
1,
|
|
&glyphsMemory,
|
|
&stride);
|
|
|
|
VK_CHECK(vkBindBufferMemory(device, glyphsBuffer, glyphsMemory, 0));
|
|
|
|
// map memory
|
|
Glyph * glyphsMappedData;
|
|
VK_CHECK(vkMapMemory(device, glyphsMemory, 0, VK_WHOLE_SIZE, 0, (void **)&glyphsMappedData));
|
|
|
|
for (int i = 0; i < font->glyph_count; i++) {
|
|
glyphsMappedData[i].x = glyphs[i].bitmap.x;
|
|
glyphsMappedData[i].y = glyphs[i].bitmap.y;
|
|
glyphsMappedData[i].width = glyphs[i].bitmap.width;
|
|
glyphsMappedData[i].height = glyphs[i].bitmap.height;
|
|
}
|
|
|
|
// flush
|
|
constexpr int mappedMemoryRangesCount = 1;
|
|
VkMappedMemoryRange mappedMemoryRanges[mappedMemoryRangesCount]{
|
|
{
|
|
.sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE,
|
|
.memory = glyphsMemory,
|
|
.offset = 0,
|
|
.size = VK_WHOLE_SIZE,
|
|
}
|
|
};
|
|
vkFlushMappedMemoryRanges(device, mappedMemoryRangesCount, mappedMemoryRanges);
|
|
|
|
vkUnmapMemory(device, glyphsMemory);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////////////////
|
|
// draw
|
|
//////////////////////////////////////////////////////////////////////
|
|
|
|
void font::draw(VkCommandBuffer commandBuffer,
|
|
uint32_t frameIndex)
|
|
{
|
|
// transfer
|
|
const char * string = "so when Nico wants to run this game on his\n4K monitor, he gets a dinky little 1280x720\nwindow instead?";
|
|
int outputIndex = 0;
|
|
int stringIndex = 0;
|
|
|
|
uint32_t x = 64 << 6;
|
|
uint32_t y = 64 << 6;
|
|
while (true) {
|
|
char c = string[stringIndex++];
|
|
if (c == 0)
|
|
break;
|
|
|
|
if (c != ' ') {
|
|
instanceMappedData[maximumGlyphCount * frameIndex + outputIndex++] = {
|
|
(uint16_t)((x + loadedFont.glyphs[c - 32].metrics.horiBearingX) >> 6),
|
|
(uint16_t)((y - loadedFont.glyphs[c - 32].metrics.horiBearingY) >> 6),
|
|
(uint32_t)(c - 32),
|
|
0xaabbccdd,
|
|
};
|
|
}
|
|
|
|
if (c == '\n') {
|
|
y += loadedFont.font->face_metrics.height * 1.2;
|
|
x = 64 << 6;
|
|
} else {
|
|
x += loadedFont.glyphs[c - 32].metrics.horiAdvance;
|
|
}
|
|
};
|
|
// flush
|
|
constexpr int mappedMemoryRangesCount = 1;
|
|
VkMappedMemoryRange mappedMemoryRanges[mappedMemoryRangesCount]{
|
|
{
|
|
.sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE,
|
|
.memory = instanceMemory,
|
|
.offset = 0,
|
|
.size = (sizeof (GlyphInstance)),
|
|
}
|
|
};
|
|
alignMappedMemoryRanges(physicalDeviceProperties.limits.nonCoherentAtomSize,
|
|
instanceMemorySize,
|
|
mappedMemoryRangesCount,
|
|
mappedMemoryRanges);
|
|
vkFlushMappedMemoryRanges(device, mappedMemoryRangesCount, mappedMemoryRanges);
|
|
|
|
// bind/draw
|
|
|
|
vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline);
|
|
|
|
VkDescriptorSet descriptorSets[1] = {
|
|
descriptorSet0,
|
|
};
|
|
vkCmdBindDescriptorSets(commandBuffer,
|
|
VK_PIPELINE_BIND_POINT_GRAPHICS,
|
|
pipelineLayout,
|
|
0, 1, descriptorSets,
|
|
0, nullptr);
|
|
|
|
vkCmdBindIndexBuffer(commandBuffer, vertexIndex.buffer, vertexIndex.indexOffset, VK_INDEX_TYPE_UINT16);
|
|
|
|
VkDeviceSize vertexOffsets[2]{ 0, instanceBufferOffset[frameIndex] };
|
|
VkBuffer vertexBuffers[2]{ vertexIndex.buffer, instanceBuffer };
|
|
vkCmdBindVertexBuffers(commandBuffer, 0, 2, vertexBuffers, vertexOffsets);
|
|
|
|
vkCmdDrawIndexed(commandBuffer, 4, outputIndex, 0, 0, 0);
|
|
}
|
|
}
|