void SaveState(Technique technique)
{
PreferredRasterizerState preferredRasterizerState = technique.Mapping.Key.RasterizerState;
PreferredBlendState preferredBlendState = technique.Mapping.Key.BlendState;
PreferredDepthStencilState preferredDepthStencilState = technique.Mapping.Key.DepthStencilState;
if (CheckRasterizerState(technique))
{
AddNewCommand(new RasterizerStateChangeCommand(services, device.RasterizerStates[preferredRasterizerState.ToString()]));
}
if (CheckBlendState(technique))
{
AddNewCommand(new BlendStateChangeCommand(services, device.BlendStates[preferredBlendState.ToString()]));
}
if (CheckDepthStencilState(technique))
{
AddNewCommand(new DepthStencilStateChangeCommand(services, device.DepthStencilStates[preferredDepthStencilState.ToString()]));
}
rasterizerState = preferredRasterizerState;
blendState = preferredBlendState;
depthStencilState = preferredDepthStencilState;
}
public TechniqueKey(VertexShaderFlags vs = VertexShaderFlags.None, PixelShaderFlags ps = PixelShaderFlags.None, ShaderModel sm = ShaderModel.SM_4_0_Level_9_1,
PreferredRasterizerState rasterizerState = PreferredRasterizerState.CullBack, PreferredBlendState blendState = PreferredBlendState.Opaque, PreferredDepthStencilState depthStencilState = PreferredDepthStencilState.Enabled)
: this()
{
VertexShader = vs;
PixelShader = ps;
ShaderModel = sm;
RasterizerState = rasterizerState;
BlendState = blendState;
DepthStencilState = depthStencilState;
}
static TechniqueKey GenerateKey(IEnumerable <ShaderAttributeViewModel> data, ShaderModel selectedShaderModel,
PreferredRasterizerState rasterizerState, PreferredBlendState blendState, PreferredDepthStencilState depthStencilState)
{
Contract.Requires <ArgumentNullException>(data != null);
VertexShaderFlags vsFlags = Graphics.Effects.VertexShaderFlags.None;
PixelShaderFlags psFlags = Graphics.Effects.PixelShaderFlags.None;
foreach (var flagVM in data)
{
switch (flagVM.Type)
{
case ShaderType.Vertex:
vsFlags |= (VertexShaderFlags)Enum.Parse(typeof(VertexShaderFlags), flagVM.Name);
break;
case ShaderType.Pixel:
psFlags |= (PixelShaderFlags)Enum.Parse(typeof(PixelShaderFlags), flagVM.Name);
break;
}
}
return(new TechniqueKey(vsFlags, psFlags, selectedShaderModel, rasterizerState, blendState, depthStencilState));
}
