public override DrawStackNode Allocate(DrawInfo info, SurfaceTexture tex, ref int stackID)
{
// Stack required.
// Get a material:
UnityEngine.Material material = GetMaterial(TypeID, SubMaterialID);
// Allocate a target stack now:
int targetStack = stackID;
DrawStack stack = tex.GetStack(targetStack, info);
stackID++;
// Allocate sources:
AllocateSources(material, info, tex, targetStack, 1);
// Create our node:
MaterialStackNode matNode = DrawStore as MaterialStackNode;
if (matNode == null)
{
matNode = new MaterialStackNodeCleared();
DrawStore = matNode;
// This is where the magic happens! Set mesh to being our custom one:
matNode.Mesh = Mesh_;
}
matNode.Material = material;
matNode.Stack = stack;
return(matNode);
}
public override void Draw(DrawInfo info)
{
// Always pull the latest mode, checking if it's changed:
Property pv = Distance as Property;
if (pv != null)
{
// Update now if we can:
pv.UpdateIfChanged(info);
}
int materialMode = (int)Distance.GetValue(0, 0);
if (materialMode != MaterialID_)
{
// Change!
MaterialID_ = materialMode;
// Allocate shader now:
SubMaterialChanged();
}
// Check for changes on jitter and frequency:
bool updateData = false;
pv = Jitter as Property;
if (pv != null)
{
// Update now if we can:
if (pv.UpdateIfChanged(info))
{
updateData = true;
}
}
pv = Frequency as Property;
if (pv != null)
{
// Update now if we can:
if (pv.UpdateIfChanged(info))
{
updateData = true;
}
}
if (updateData)
{
MaterialStackNode msn = DrawStore as MaterialStackNode;
if (msn != null)
{
msn.Material.SetVector("_Data", DataVector);
}
}
// Draw now:
base.Draw(info);
}
public override void Draw(DrawInfo info)
{
// Always pull the latest method, checking if it's changed:
Property pv = Method as Property;
if (pv != null)
{
// Update now if we can:
pv.UpdateIfChanged(info);
}
int method = (int)(Method.GetValue(0, 0));
if (method != Method_)
{
// Change!
Method_ = method;
// Allocate shader now:
SubMaterialChanged();
}
// Check for changes on radius:
bool updateData = false;
pv = RadiusX as Property;
if (pv != null)
{
// Update now if we can:
if (pv.UpdateIfChanged(info))
{
updateData = true;
}
}
pv = RadiusY as Property;
if (pv != null)
{
// Update now if we can:
if (pv.UpdateIfChanged(info))
{
updateData = true;
}
}
if (updateData)
{
MaterialStackNode msn = DrawStore as MaterialStackNode;
if (msn != null)
{
msn.Material.SetVector("_Data", GetDataVector(info));
}
}
// Draw now:
base.Draw(info);
}
/// <summary>Called when this nodes SubMaterialID has changed.</summary>
public void SubMaterialChanged()
{
// Get the stack node:
MaterialStackNode matNode = DrawStore as MaterialStackNode;
if (matNode != null)
{
// Update the shader now:
matNode.Material.shader = GetShader(TypeID, SubMaterialID);
}
}
public override DrawStackNode Allocate(DrawInfo info, SurfaceTexture tex, ref int stackID)
{
// Stack required.
// Allocate a target stack now:
int targetStack = stackID;
DrawStack stack = tex.GetStack(targetStack, info);
stackID++;
int subID = SubMaterialID;
// Create the material:
Material material = GetMaterial(TypeID, subID);
// _Data (Seed, Frequency, Amplitude, Jitter):
material.SetVector(
"_Data",
DataVector
);
if (subID == 3)
{
// Minkowski number required.
// Get the input node:
TextureNode input = MinkowskiNumber;
// Allocate it now (must not allocate targetStack in the direct kids):
int inputStacks = (targetStack == 0)?1:0;
DrawStackNode drawNode = input.Allocate(info, tex, ref inputStacks);
// Apply it to our material:
material.SetTexture("_Src0", drawNode.Texture);
}
// Create our node:
MaterialStackNode matNode = new MaterialStackNode();
DrawStore = matNode;
matNode.Mesh = info.Mesh;
matNode.Material = material;
matNode.Stack = stack;
return(matNode);
}
public override DrawStackNode Allocate(DrawInfo info, SurfaceTexture tex, ref int stackID)
{
// RandomVectors required.
if (RandomVectors == null)
{
RandomVectors = Resources.Load("Loonim-Random-Vectors") as Texture2D;
}
// Stack required.
// Get a material:
UnityEngine.Material material = GetMaterial(TypeID, SubMaterialID);
// _Data:
material.SetVector(
"_Data",
DataVector
);
// Allocate a target stack now:
int targetStack = stackID;
DrawStack stack = tex.GetStack(targetStack, info);
stackID++;
// Allocate sources:
AllocateSources(material, info, tex, targetStack, 2);
// Random vectors are always SRC2:
material.SetTexture("_Src2", RandomVectors);
// Create our node:
MaterialStackNode matNode = DrawStore as MaterialStackNode;
if (matNode == null)
{
matNode = new MaterialStackNode();
DrawStore = matNode;
matNode.Mesh = info.Mesh;
}
matNode.Material = material;
matNode.Stack = stack;
return(matNode);
}
public void CollectMaterials(List <Material> into)
{
MaterialStackNode msn = (DrawStore as MaterialStackNode);
if (msn != null)
{
// Add my material:
into.Add(msn.Material);
}
if (Sources != null)
{
// For each source..
for (int i = 0; i < Sources.Length; i++)
{
// Collect its materials too:
Sources[i].CollectMaterials(into);
}
}
}
public override DrawStackNode Allocate(DrawInfo info, SurfaceTexture tex, ref int stackID)
{
// Stack required.
// Allocate a target stack now:
int targetStack = stackID;
DrawStack stack = tex.GetStack(targetStack, info);
stackID++;
int subID = SubMaterialID;
// Create the material:
Material material = GetMaterial(TypeID, subID);
// Allocate Src0:
TextureNode input = Sources[0];
int inputStacks = (targetStack == 0)?1:0;
DrawStackNode drawNode = input.Allocate(info, tex, ref inputStacks);
// Apply it to our material:
material.SetTexture("_Src0", drawNode.Texture);
// _Data (Rx,Ry,Rx,-Ry):
material.SetVector(
"_Data",
GetDataVector(info)
);
// Create our node:
MaterialStackNode matNode = new MaterialStackNode();
DrawStore = matNode;
matNode.Mesh = info.Mesh;
matNode.Material = material;
matNode.Stack = stack;
return(matNode);
}
/// <summary>Allocates GPU drawing meta now.</summary>
public virtual DrawStackNode Allocate(DrawInfo info, SurfaceTexture tex, ref int stackID)
{
// If the source is a constant or a graph
// then we don't allocate a material for it.
// We do, however, create a texture:
// CONSTANT: 1 * 1 (Texture)
// GRAPH : info.ImageX * 1 (Texture)
// ELSE : info.ImageX * info.ImageY (Stack)
int dimensions = OutputDimensions;
if (dimensions == 2)
{
// Stack required.
// Allocate a target stack now:
int targetStack = stackID;
DrawStack stack = tex.GetStack(targetStack, info);
stackID++;
// Create the material:
Material material = GetMaterial(MaterialID, SubMaterialID);
if (Sources != null)
{
int inputStacks = (targetStack == 0)?1:0;
for (int i = 0; i < Sources.Length; i++)
{
// Get the input node:
TextureNode input = Sources[i];
// Allocate it now (must not allocate targetStack in the direct kids):
DrawStackNode drawNode = input.Allocate(info, tex, ref inputStacks);
if (inputStacks == targetStack)
{
// Skip:
inputStacks++;
}
// Apply it to our material:
material.SetTexture("_Src" + i, drawNode.Texture);
}
}
// Create our node:
MaterialStackNode matNode = DrawStore as MaterialStackNode;
if (matNode == null)
{
matNode = new MaterialStackNode();
DrawStore = matNode;
matNode.Mesh = info.Mesh;
}
matNode.Material = material;
matNode.Stack = stack;
return(matNode);
}
// It'll be baked/ drawn by the CPU.
// Get the width of the texture:
int width = (dimensions == 1)?info.ImageX : 1;
TextureStackNode constNode = DrawStore as TextureStackNode;
if (constNode == null)
{
constNode = new TextureStackNode(this, info.HDR, width);
DrawStore = constNode;
}
// Ok:
return(constNode);
}
