ShaderProcessor CreateShaderProcessor(Camera camera)
{
ShaderProcessor processor = camera.gameObject.AddComponent <ShaderProcessor>();
processor.material = Instantiate(material) as Material;
processor.material.SetTexture("_tex1", _oldSceneTexture);
processor.material.SetFloat("_startTime", 0f);
processor.material.SetFloat("_endTime", transitionInMinimalDuration);
processor.material.SetFloat("_now", _now - _transitionStartTime);
return(processor);
}
public void Generate()
{
// Verify and add path to meta property cache
for (int i = 0; i < Path.Nodes.Length; i++)
{
for (int j = Path.Nodes[i].Top; j <= Path.Nodes[i].Bottom; j++)
{
var mp = (MetaProperty)Path.Nodes[i].Block.Members[j];
var loc = new MetaLocation(i, j);
MetaLocation ploc;
if (MetaProperties.TryGetValue(mp.Name, out ploc))
{
var pmp = GetProperty(ploc);
// TODO: This is not correct
if (!pmp.ReturnType.Equals(mp.ReturnType))
{
Log.Error(mp.Source, ErrorCode.E5000, mp.Name.Quote() + " does not have the same type as the previous declaration at " + pmp.Source + " when exposed from " + Path.Quote() + " at " + Path.Source);
}
PrevProperties.Add(loc, ploc);
}
MetaProperties[mp.Name] = loc;
}
}
// Resolve terminal properties
foreach (var tp in Backend.ShaderBackend.OutputProperties)
{
MetaLocation loc;
if (!MetaProperties.TryGetValue(tp.Name, out loc))
{
Log.Error(Path.Source, ErrorCode.I5001, "Terminal property " + tp.Name.Quote() + " was not found in " + Path.Quote());
continue;
}
var mp = GetProperty(loc);
var dt = ILFactory.GetType(Path.Source, tp.TypeString);
if (!mp.ReturnType.Equals(dt))
{
Log.Error(Path.Source, ErrorCode.I5001, "Terminal property " + tp.Name.Quote() + " was found with type " + mp.ReturnType.Quote() + " when " + dt.Quote() + " was expected");
continue;
}
var sym = ProcessMetaProperty(loc, tp.Required);
if (sym.Value == null)
{
continue;
}
LocationStack.Add(loc);
switch (tp.Stage)
{
case MetaStage.Vertex:
sym = ProcessStage(sym, MetaStage.Vertex, MetaStage.Vertex);
DrawState.VertexShader.Terminals[tp.Name] = sym.Value;
break;
case MetaStage.Pixel:
sym = ProcessStage(sym, MetaStage.Pixel, MetaStage.Pixel);
DrawState.PixelShader.Terminals[tp.Name] = sym.Value;
break;
default:
sym = ProcessStage(sym, MetaStage.Volatile, MetaStage.Volatile);
DrawState.Terminals[tp.Name] = sym.Value;
break;
}
LocationStack.RemoveLast();
}
if (!DrawState.Terminals.ContainsKey("VertexCount"))
{
var loc = MetaProperties["VertexCount"];
var mp = GetProperty(loc);
if (DetectedVertexCounts.Count == 1)
{
LocationStack.Add(loc);
var fc = new FunctionCompiler(Compiler, IL);
DrawState.Terminals["VertexCount"] = fc.CompileImplicitCast(DetectedVertexCounts[0].Value.Source, mp.ReturnType, ProcessStage(DetectedVertexCounts[0], MetaStage.Volatile, MetaStage.Volatile).Value);
LocationStack.RemoveLast();
}
else
{
Log.Error(CreateTrace(mp, loc, null), ErrorCode.E5002, "Unable to auto detect 'VertexCount' in " + Path.Quote());
}
}
MetaPropertyEmitter.Emit(this);
ShaderProcessor.ProcessShader(this, DrawState.VertexShader);
ShaderProcessor.ProcessShader(this, DrawState.PixelShader);
ProcessStructs();
var p = new IndirectionTransform(Compiler.Pass);
DrawState.VertexShader.Visit(p);
DrawState.PixelShader.Visit(p);
}