public bool Initialize()
{
Debug.Assert(!_initialized);
#region Shaders
string SpriteFX = @"Texture2D SpriteTex;
SamplerState samLinear {
Filter = MIN_MAG_MIP_LINEAR;
AddressU = WRAP;
AddressV = WRAP;
};
struct VertexIn {
float3 PosNdc : POSITION;
float2 Tex : TEXCOORD;
float4 Color : COLOR;
};
struct VertexOut {
float4 PosNdc : SV_POSITION;
float2 Tex : TEXCOORD;
float4 Color : COLOR;
};
VertexOut VS(VertexIn vin) {
VertexOut vout;
vout.PosNdc = float4(vin.PosNdc, 1.0f);
vout.Tex = vin.Tex;
vout.Color = vin.Color;
return vout;
};
float4 PS(VertexOut pin) : SV_Target {
return pin.Color*SpriteTex.Sample(samLinear, pin.Tex);
};
technique11 SpriteTech {
pass P0 {
SetVertexShader( CompileShader( vs_5_0, VS() ) );
SetHullShader( NULL );
SetDomainShader( NULL );
SetGeometryShader( NULL );
SetPixelShader( CompileShader( ps_5_0, PS() ) );
}
};";
#endregion
_compiledFX = ToDispose(ShaderBytecode.Compile(SpriteFX, "SpriteTech", "fx_5_0"));
{
if (_compiledFX.HasErrors)
{
return(false);
}
_effect = ToDispose(new Effect(_device, _compiledFX));
{
_spriteTech = ToDispose(_effect.GetTechniqueByName("SpriteTech"));
_spriteMap = ToDispose(_effect.GetVariableByName("SpriteTex").AsShaderResource());
using (var pass = _spriteTech.GetPassByIndex(0))
{
InputElement[] layoutDesc =
{
new InputElement("POSITION", 0, global::SharpDX.DXGI.Format.R32G32B32_Float, 0, 0, InputClassification.PerVertexData, 0),
new InputElement("TEXCOORD", 0, global::SharpDX.DXGI.Format.R32G32_Float, 12, 0, InputClassification.PerVertexData, 0),
new InputElement("COLOR", 0, global::SharpDX.DXGI.Format.R32G32B32A32_Float, 20, 0, InputClassification.PerVertexData, 0)
};
_inputLayout = ToDispose(new InputLayout(_device, pass.Description.Signature, layoutDesc));
}
// Create Vertex Buffer
BufferDescription vbd = new BufferDescription
{
SizeInBytes = 2048 * Marshal.SizeOf(typeof(SpriteVertex)),
Usage = ResourceUsage.Dynamic,
BindFlags = BindFlags.VertexBuffer,
CpuAccessFlags = CpuAccessFlags.Write,
OptionFlags = ResourceOptionFlags.None,
StructureByteStride = 0
};
_VB = ToDispose(new global::SharpDX.Direct3D11.Buffer(_device, vbd));
// Create and initialise Index Buffer
short[] indices = new short[3072];
for (ushort i = 0; i < 512; ++i)
{
indices[i * 6] = (short)(i * 4);
indices[i * 6 + 1] = (short)(i * 4 + 1);
indices[i * 6 + 2] = (short)(i * 4 + 2);
indices[i * 6 + 3] = (short)(i * 4);
indices[i * 6 + 4] = (short)(i * 4 + 2);
indices[i * 6 + 5] = (short)(i * 4 + 3);
}
_indexBuffer = ToDispose(new SafeHGlobal(indices.Length * Marshal.SizeOf(indices[0])));
Marshal.Copy(indices, 0, _indexBuffer.DangerousGetHandle(), indices.Length);
BufferDescription ibd = new BufferDescription
{
SizeInBytes = 3072 * Marshal.SizeOf(typeof(short)),
Usage = ResourceUsage.Immutable,
BindFlags = BindFlags.IndexBuffer,
CpuAccessFlags = CpuAccessFlags.None,
OptionFlags = ResourceOptionFlags.None,
StructureByteStride = 0
};
_IB = ToDispose(new global::SharpDX.Direct3D11.Buffer(_device, _indexBuffer.DangerousGetHandle(), ibd));
BlendStateDescription transparentDesc = new BlendStateDescription()
{
AlphaToCoverageEnable = false,
IndependentBlendEnable = false,
};
transparentDesc.RenderTarget[0].IsBlendEnabled = true;
transparentDesc.RenderTarget[0].SourceBlend = BlendOption.SourceAlpha;
transparentDesc.RenderTarget[0].DestinationBlend = BlendOption.InverseSourceAlpha;
transparentDesc.RenderTarget[0].BlendOperation = BlendOperation.Add;
transparentDesc.RenderTarget[0].SourceAlphaBlend = BlendOption.One;
transparentDesc.RenderTarget[0].DestinationAlphaBlend = BlendOption.Zero;
transparentDesc.RenderTarget[0].AlphaBlendOperation = BlendOperation.Add;
transparentDesc.RenderTarget[0].RenderTargetWriteMask = ColorWriteMaskFlags.All;
_transparentBS = ToDispose(new BlendState(_device, transparentDesc));
}
}
_initialized = true;
return(true);
}
public override void Initialize(DeviceManager deviceManager)
{
base.Initialize(deviceManager);
// Remove previous buffer
if (this.constantBuffer != null)
{
this.constantBuffer.Dispose();
}
// RemoveAndDispose(ref constantBuffer);
// Setup local variables
var d3dDevice = deviceManager.DeviceDirect3D;
var d3dContext = deviceManager.ContextDirect3D;
var path = Path.Combine(Windows.ApplicationModel.Package.Current.InstalledLocation.Path, "HelixToolkit.UWP");
// Loads vertex shader bytecode
var vertexShaderByteCode = global::SharpDX.IO.NativeFile.ReadAllBytes(path + "\\MiniCube_VS.fxo");
this.vertexShader = new global::SharpDX.Direct3D11.VertexShader(d3dDevice, vertexShaderByteCode);
// Loads pixel shader bytecode
this.pixelShader = new global::SharpDX.Direct3D11.PixelShader(d3dDevice, global::SharpDX.IO.NativeFile.ReadAllBytes(path + "\\MiniCube_PS.fxo"));
// Layout from VertexShader input signature
this.layout = new global::SharpDX.Direct3D11.InputLayout(
d3dDevice,
vertexShaderByteCode,
new[]
{
new global::SharpDX.Direct3D11.InputElement("POSITION", 0, global::SharpDX.DXGI.Format.R32G32B32A32_Float, 0, 0),
new global::SharpDX.Direct3D11.InputElement("COLOR", 0, global::SharpDX.DXGI.Format.R32G32B32A32_Float, 16, 0)
});
// Instantiate Vertex buffer from vertex data
var vertices = global::SharpDX.Direct3D11.Buffer.Create(
d3dDevice,
global::SharpDX.Direct3D11.BindFlags.VertexBuffer,
new[]
{
new global::SharpDX.Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 0.0f, 1.0f), // Front
new global::SharpDX.Vector4(-1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 0.0f, 1.0f), // BACK
new global::SharpDX.Vector4(1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 0.0f, 1.0f, 1.0f), // Top
new global::SharpDX.Vector4(-1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 1.0f, 0.0f, 1.0f), // Bottom
new global::SharpDX.Vector4(1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 1.0f, 0.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 1.0f, 1.0f), // Left
new global::SharpDX.Vector4(-1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(-1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(1.0f, 0.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 1.0f, 1.0f), // Right
new global::SharpDX.Vector4(1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, -1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, -1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 1.0f, 1.0f),
new global::SharpDX.Vector4(1.0f, 1.0f, 1.0f, 1.0f), new global::SharpDX.Vector4(0.0f, 1.0f, 1.0f, 1.0f),
});
this.vertexBufferBinding = new global::SharpDX.Direct3D11.VertexBufferBinding(vertices, global::SharpDX.Utilities.SizeOf <global::SharpDX.Vector4>() * 2, 0);
// Create Constant Buffer
this.constantBuffer = new global::SharpDX.Direct3D11.Buffer(
d3dDevice,
global::SharpDX.Utilities.SizeOf <global::SharpDX.Matrix>(),
global::SharpDX.Direct3D11.ResourceUsage.Default,
global::SharpDX.Direct3D11.BindFlags.ConstantBuffer,
global::SharpDX.Direct3D11.CpuAccessFlags.None,
global::SharpDX.Direct3D11.ResourceOptionFlags.None,
0);
this.clock = new Stopwatch();
this.clock.Start();
}
