private void InitVertexBuffer()
{
Cube cube = new Cube();
IntPtr verticesData = Marshal.AllocCoTaskMem(Marshal.SizeOf(cube.Vertices));
Marshal.StructureToPtr(cube.Vertices, verticesData, true);
BufferDescription bufferDesc = new BufferDescription()
{
Usage = Usage.Default,
ByteWidth = (uint)Marshal.SizeOf(cube.Vertices),
BindFlags = BindFlag.VertexBuffer,
CpuAccessFlags = 0,
MiscFlags = 0
};
SubresourceData InitData = new SubresourceData()
{
SysMem = verticesData
};
//D3DBuffer buffer = null;
vertexBuffer = device.CreateBuffer(bufferDesc, InitData);
// Set vertex buffer
uint stride = (uint)Marshal.SizeOf(typeof(SimpleVertex));
uint offset = 0;
device.IA.SetVertexBuffers(
0,
new D3DBuffer[] { vertexBuffer },
new uint[] { stride },
new uint[] { offset });
Marshal.FreeCoTaskMem(verticesData);
}
private void InitIndexBuffer()
{
Cube cube = new Cube();
IntPtr indicesData = Marshal.AllocCoTaskMem(Marshal.SizeOf(cube.Indices));
Marshal.StructureToPtr(cube.Indices, indicesData, true);
BufferDescription bufferDesc = new BufferDescription()
{
Usage = Usage.Default,
ByteWidth = (uint)Marshal.SizeOf(cube.Indices),
BindFlags = BindFlag.IndexBuffer,
CpuAccessFlags = 0,
MiscFlags = 0
};
SubresourceData initData = new SubresourceData()
{
SysMem = indicesData
};
indexBuffer = device.CreateBuffer(bufferDesc, initData);
device.IA.SetIndexBuffer(indexBuffer, Format.R32_UINT, 0);
Marshal.FreeCoTaskMem(indicesData);
}
private void InitIndexBuffer()
{
Cube cube = new Cube();
IntPtr indicesData = Marshal.AllocCoTaskMem(Marshal.SizeOf(cube.Indices));
Marshal.StructureToPtr(cube.Indices, indicesData, true);
BufferDescription bufferDesc = new BufferDescription()
{
Usage = Usage.Default,
ByteWidth = (uint)Marshal.SizeOf(cube.Indices),
BindingOptions = BindingOptions.IndexBuffer,
CpuAccessOptions = CpuAccessOptions.None,
MiscellaneousResourceOptions = MiscellaneousResourceOptions.None
};
SubresourceData initData = new SubresourceData()
{
SystemMemory = indicesData
};
indexBuffer = device.CreateBuffer(bufferDesc, initData);
device.IA.IndexBuffer = new IndexBuffer(indexBuffer, Format.R32UInt, 0);
Marshal.FreeCoTaskMem(indicesData);
}
