protected void InitializePrimitive()
{
if (materialShader == null)
materialShader = MaterialShader.DefaultMaterial(Renderer);
if (this.GetType() == typeof(SkinnedMeshPrimitive))
GeometryData.VertexDefinition = MaterialShader.SkinnedMeshVertexDefinition;
else
GeometryData.VertexDefinition = MaterialShader.StaticMeshVertexDefinition;
GeometryData.VertexStride = GeometryData.VertexDefinition.SizeInBytes;
GeometryData.VertexCount = GeometryData.Vertices.Count;
GeometryData.IndexCount = GeometryData.Indices.Count;
DataStream VerticesStream = new DataStream(GeometryData.VertexCount * GeometryData.VertexStride, true, true);
Vector3[] Tangent;
Vector3[] Bitangent;
GenerateTangentFrame(out Tangent, out Bitangent);
for (int j = 0; j < GeometryData.Vertices.Count; j++)
{
Vertex v = GeometryData.Vertices[j];
for (int i = 0; i < GeometryData.VertexDefinition.Parameters.Count; i++)
{
VertexParameterType vp = GeometryData.VertexDefinition.Parameters[i];
if (vp == VertexParameterType.Position)
VerticesStream.Write(v.GetVertex<Vector3>(vp).Value);
else if (vp == VertexParameterType.Normal)
VerticesStream.Write(v.GetVertex<Vector3>(vp).Value);
else if (vp == VertexParameterType.TextureCoordinate)
VerticesStream.Write(v.GetVertex<Vector2>(vp).Value);
else if (vp == VertexParameterType.Tangent)
{
//VerticesStream.Write(Vector3.Normalize(Tangent[j]));
VerticesStream.Write(MathHelper.CalculateTangent(v.GetVertex<Vector3>(VertexParameterType.Normal).Value));
/*if ((j + (GeometryData.Vertices.Count % 3)) % 3 == 0 & GeometryData.Vertices.Count - (j + (GeometryData.Vertices.Count % 3)) > 2)
{
tan = MathHelper.CalculateTangent(
v.GetVertex<Vector3>(VertexParameterType.Position).Value,
GeometryData.Vertices[j + 1].GetVertex<Vector3>(VertexParameterType.Position).Value,
GeometryData.Vertices[j + 2].GetVertex<Vector3>(VertexParameterType.Position).Value,
v.GetVertex<Vector2>(VertexParameterType.TextureCoordinate).Value,
GeometryData.Vertices[j + 1].GetVertex<Vector2>(VertexParameterType.TextureCoordinate).Value,
GeometryData.Vertices[j + 2].GetVertex<Vector2>(VertexParameterType.TextureCoordinate).Value
);
}
Vector3 val = v.GetVertex<Vector3>(VertexParameterType.Normal).Value;
Vector3 vec = MathHelper.ToVector3(Vector3.Transform(val, Matrix.RotationX(MathHelper.PiOver2)));
if (v is VertexPosNorTexTanBin)
{
VerticesStream.Write(v.GetVertex<Vector3>(vp).Value);
}
else
{
VerticesStream.Write(MathHelper.CalculateTangent(v.GetVertex<Vector3>(VertexParameterType.Normal).Value));
}*/
}
else if (vp == VertexParameterType.Binormal)
{
//VerticesStream.Write(Vector3.Normalize(Bitangent[j]));
VerticesStream.Write(-MathHelper.CalculateTangent(v.GetVertex<Vector3>(VertexParameterType.Normal).Value));
/*if ((j + (GeometryData.Vertices.Count % 3)) % 3 == 0 & GeometryData.Vertices.Count - (j + (GeometryData.Vertices.Count % 3)) > 2)
{
bin = MathHelper.CalculateBitangent(
v.GetVertex<Vector3>(VertexParameterType.Position).Value,
GeometryData.Vertices[j + 1].GetVertex<Vector3>(VertexParameterType.Position).Value,
GeometryData.Vertices[j + 2].GetVertex<Vector3>(VertexParameterType.Position).Value,
v.GetVertex<Vector2>(VertexParameterType.TextureCoordinate).Value,
GeometryData.Vertices[j + 1].GetVertex<Vector2>(VertexParameterType.TextureCoordinate).Value,
GeometryData.Vertices[j + 2].GetVertex<Vector2>(VertexParameterType.TextureCoordinate).Value
);
}
Vector3 val = v.GetVertex<Vector3>(VertexParameterType.Normal).Value;
Vector3 vec = MathHelper.ToVector3(Vector3.Transform(val, Matrix.RotationZ(MathHelper.PiOver2)));
if (v is VertexPosNorTexTanBin)
{
VerticesStream.Write(v.GetVertex<Vector3>(vp).Value);
}
else
{
VerticesStream.Write(MathHelper.CalculateBitangent(v.GetVertex<Vector3>(VertexParameterType.Normal).Value));
}*/
}
else if (vp == VertexParameterType.Bones32Bit)
{
Vector4 vec = (v.GetVertex<Vector4>(vp).Value);
VerticesStream.Write((uint)vec.X);
VerticesStream.Write((uint)vec.Y);
VerticesStream.Write((uint)vec.Z);
VerticesStream.Write((uint)vec.W);
}
else if (vp == VertexParameterType.Weights)
{
Vector4 vec = (v.GetVertex<Vector4>(vp).Value);
VerticesStream.Write(v.GetVertex<Vector4>(vp).Value);
}
else if (vp == VertexParameterType.ColorRGB)
VerticesStream.Write(v.GetVertex<Vector3>(vp).Value);
}
}
VerticesStream.Position = 0;
GeometryData.VertexBuffer = new Buffer(Renderer.Device, VerticesStream, GeometryData.VertexStride * GeometryData.VertexCount,
ResourceUsage.Default, BindFlags.VertexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, GeometryData.VertexStride);
DataStream IndicesStream = new DataStream(GeometryData.Indices.ToArray(), true, true);
IndicesStream.Position = 0;
GeometryData.IndexBuffer = new Buffer(Renderer.Device, IndicesStream, sizeof(ushort) * GeometryData.IndexCount,
ResourceUsage.Default, BindFlags.IndexBuffer, CpuAccessFlags.None, ResourceOptionFlags.None, sizeof(ushort));
IndicesStream.Close();
VerticesStream.Close();
}
public void End()
{
LightingSystem.End(null);
ActiveMaterial = null;
isRendering = false;
}
static MaterialShader GenerateDefaultMaterial(Renderer Renderer)
{
string path = @"R:\Users\Rox Cox\Documents\Visual Studio 2013\Projects\LightingEngine_v2\LightingEngine_v2\LightingD3D11\HLSL\";
ShaderFlags flags = ShaderFlags.Debug | ShaderFlags.EnableStrictness | ShaderFlags.PackMatrixRowMajor;
MaterialShader m = new MaterialShader(Renderer);
m.StaticMeshVertexDefinition = new VertexDefinition()
{
Parameters = new List<VertexParameterType>()
{
VertexParameterType.Position,
VertexParameterType.Normal,
VertexParameterType.TextureCoordinate,
VertexParameterType.Tangent,
VertexParameterType.Binormal,
}
};
using (ShaderBytecode bytecode = ShaderBytecode.CompileFromFile(path + "materialVS.hlsl", "VS", "vs_5_0", flags, EffectFlags.None))
{
m.VertexShader = new VertexShader(Renderer.Device, bytecode);
m.StaticMeshInputLayout = m.StaticMeshVertexDefinition.GetInputLayout(bytecode);
}
/*using (ShaderBytecode bytecode = ShaderBytecode.CompileFromFile(path + "materialPS.hlsl", "ps_5_0"))
{
m.PixelShader = new PixelShader(Renderer.Device, bytecode);
}*/
m.Topology = PrimitiveTopology.TriangleList;
m.Samplers.Add(SamplerState.FromDescription(Renderer.Device, new SamplerDescription()
{
AddressU = TextureAddressMode.Wrap,
AddressV = TextureAddressMode.Wrap,
AddressW = TextureAddressMode.Wrap,
BorderColor = new Color4(1, 1, 1, 1),
ComparisonFunction = Comparison.Never,
Filter = Filter.Anisotropic,
MaximumAnisotropy = 16,
MaximumLod = float.MaxValue,
MinimumLod = float.MinValue,
MipLodBias = 0,
}));
ConstantBufferWrapper bf0 = new ConstantBufferWrapper(Renderer, sizeof(float) * 64, ShaderType.VertexShader, 0);
bf0.Semantics.Add(Semantic.World);
bf0.Semantics.Add(Semantic.ViewProj);
bf0.Semantics.Add(Semantic.View);
bf0.Semantics.Add(Semantic.WorldView);
m.ConstantBuffers.Add(bf0);
using (Texture2D tex = ContentHelper.TextureFromBitmap(Properties.Resources.notexture))
{
m.ShaderResources.Add(new ShaderResourceView(Renderer.Device, tex));
}
using (Texture2D tex = ContentHelper.TextureFromBitmap(Properties.Resources.notexture_NORM))
{
m.ShaderResources.Add(new ShaderResourceView(Renderer.Device, tex));
}
return m;
}
public void DrawPrimitive(GeometricPrimitive primitive)
{
if (ActiveMaterial != primitive.MaterialShader)
{
ActiveMaterial = primitive.MaterialShader;
ActiveMaterial.Begin();
}
ActiveMaterial.SetBuffers(primitive);
primitive.Draw(Context);
}
public static MaterialShader DefaultMaterial(Renderer Renderer)
{
if (defaultMaterial == null)
defaultMaterial = GenerateDefaultMaterial(Renderer);
return defaultMaterial;
}