private void CreateVertexBuffer(VkDevice device, VkPhysicalDevice physicalDevice)
{
// 初期頂点データ.
var vertices = new Vertex[3] {
new Vertex()
{
Position = new vec3(-.5f, 0.5f, 0.0f), Color = new vec4(0.0f, 0.0f, 1.0f, 1.0f)
},
new Vertex()
{
Position = new vec3(+.5f, 0.5f, 0.0f), Color = new vec4(0.0f, 1.0f, 0.0f, 1.0f)
},
new Vertex()
{
Position = new vec3(0.0f, -.5f, 0.0f), Color = new vec4(1.0f, 0.0f, 0.0f, 1.0f)
},
};
var bufferSize = Marshal.SizeOf <Vertex>() * vertices.Length;
VkMemoryPropertyFlags memoryFlags = VkMemoryPropertyFlags.VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VkMemoryPropertyFlags.VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
SampleHelpers.CreateBuffer(device, physicalDevice, bufferSize, VkBufferUsageFlags.VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, memoryFlags, out m_vertexBuffer, out m_vertexBufferMemory);
// 初期頂点データの書き込み.
MappedMemoryStream mappedStream;
VulkanAPI.vkMapMemory(device, m_vertexBufferMemory, 0, VkDeviceSize.VK_WHOLE_SIZE, 0, out mappedStream);
mappedStream.Write(vertices);
VulkanAPI.vkUnmapMemory(device, m_vertexBufferMemory);
}
public void CreateCubeModel(VkDevice device, VkPhysicalDevice physicalDevice)
{
var cubeVertices = CubeModel.GetVertices();
var cubeIndices = CubeModel.GetIndices();
var vbSize = Marshal.SizeOf <CubeModel.Vertex>() * cubeVertices.Length;
var ibSize = Marshal.SizeOf <ushort>() * cubeIndices.Length;
VkMemoryPropertyFlags flags = VkMemoryPropertyFlags.VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VkMemoryPropertyFlags.VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
SampleHelpers.CreateBuffer(device, physicalDevice, vbSize, VkBufferUsageFlags.VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, flags, out m_vertexBuffer, out m_vertexBufferMemory);
SampleHelpers.CreateBuffer(device, physicalDevice, ibSize, VkBufferUsageFlags.VK_BUFFER_USAGE_INDEX_BUFFER_BIT, flags, out m_indexBuffer, out m_indexBufferMemory);
// 初期データの書き込み.
MappedMemoryStream mapped;
VulkanAPI.vkMapMemory(device, m_vertexBufferMemory, 0, VkDeviceSize.VK_WHOLE_SIZE, 0, out mapped);
mapped.Write(cubeVertices);
VulkanAPI.vkUnmapMemory(device, m_vertexBufferMemory);
VulkanAPI.vkMapMemory(device, m_indexBufferMemory, 0, VkDeviceSize.VK_WHOLE_SIZE, 0, out mapped);
mapped.Write(cubeIndices);
VulkanAPI.vkUnmapMemory(device, m_indexBufferMemory);
m_resourceManager.Regist(m_vertexBuffer, m_vertexBufferMemory);
m_resourceManager.Regist(m_indexBuffer, m_indexBufferMemory);
}
private void CreateUniformBuffer(VkDevice device, VkPhysicalDevice physicalDevice)
{
var bufferSize = Marshal.SizeOf <Transform>();
VkMemoryPropertyFlags memoryFlags = VkMemoryPropertyFlags.VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VkMemoryPropertyFlags.VK_MEMORY_PROPERTY_HOST_COHERENT_BIT;
SampleHelpers.CreateBuffer(device, physicalDevice, bufferSize, VkBufferUsageFlags.VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, memoryFlags, out m_uniformBuffer, out m_uniformBufferMemory);
}