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Add Custom Global Code node to materials for injecting custom code, includes or constants

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This commit is contained in:
Wojtek Figat
2022-04-15 17:04:28 +02:00
parent 991abb1cf8
commit 493787d4d6
7 changed files with 43 additions and 13 deletions
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17
Source/Engine/Tools/MaterialGenerator/MaterialGenerator.cpp
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@@ -163,7 +163,7 @@ bool MaterialGenerator::Generate(WriteStream& source, MaterialInfo& materialInfo
// Cache data
MaterialLayer* baseLayer = GetRootLayer();
MaterialGraphNode* baseNode = baseLayer->Root;
auto* baseNode = baseLayer->Root;
_treeLayerVarName = baseLayer->GetVariableName(nullptr);
_treeLayer = baseLayer;
_graphStack.Add(&_treeLayer->Graph);
@@ -492,6 +492,21 @@ bool MaterialGenerator::Generate(WriteStream& source, MaterialInfo& materialInfo
// Utilities
{
WRITE_FEATURES(Utilities);
Array<Graph*, InlinedAllocation<8>> graphs;
_functions.GetValues(graphs);
for (MaterialLayer* layer : _layers)
graphs.Add(&layer->Graph);
for (Graph* graph : graphs)
{
for (const MaterialGraph::Node& node : graph->Nodes)
{
if (node.Type == GRAPH_NODE_MAKE_TYPE(1, 38) && (bool)node.Values[1])
{
// Custom Global Code
_writer.Write((StringView)node.Values[0]);
}
}
}
inputs[In_Utilities] = _writer.ToString();
_writer.Clear();
}