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Merge branch 'Nodes' of https://github.com/NoriteSC/FlaxEngineFork into NoriteSC-Nodes

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This commit is contained in:
Wojtek Figat
2023-11-08 21:19:08 +01:00
parent d6f449820b 210c5a5bb2
commit 67c22cf3d4
2 changed files with 91 additions and 0 deletions
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35
Source/Engine/Tools/MaterialGenerator/MaterialGenerator.Material.cpp
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@@ -519,6 +519,41 @@ void MaterialGenerator::ProcessGroupMaterial(Box* box, Node* node, Value& value)
}
break;
}
// Ratangle Mask
case 40:
{
const auto uv = tryGetValue(node->GetBox(0), getUVs).AsFloat2();
const auto rectangle = tryGetValue(node->GetBox(1), node->Values[1]).AsFloat2();
auto d = writeLocal(ValueType::Float2, String::Format(TEXT("abs({0} * 2 - 1) - {1}"),uv.Value, rectangle.Value), node);
auto d2 = writeLocal(ValueType::Float2 , String::Format(TEXT("1 - {0} / fwidth({0})"), d.Value), node);
value = writeLocal(ValueType::Float , String::Format(TEXT("saturate(min({0}.x, {0}.y))"), d2.Value), node);
break;
}
// FWidth
case 41:
{
const auto inValue = tryGetValue(node->GetBox(0), 0, Value::Zero);
value = writeLocal(inValue.Type, String::Format(TEXT("fwidth({0})"), inValue.Value), node);
break;
}
//AAStep (smooth version of step)
case 42:
{
//source https://www.ronja-tutorials.com/post/046-fwidth/#a-better-step
const auto compValue = tryGetValue(node->GetBox(0), getUVs).AsFloat();
const auto gradient = tryGetValue(node->GetBox(1), node->Values[1]).AsFloat();
auto change = writeLocal(ValueType::Float, String::Format(TEXT("fwidth({0})"), gradient.Value), node);
//base the range of the inverse lerp on the change over two pixels
auto lowerEdge = writeLocal(ValueType::Float, String::Format(TEXT("{0} - {1})"), compValue.Value, change.Value), node);
auto upperEdge = writeLocal(ValueType::Float, String::Format(TEXT("{0} + {1})"), compValue.Value, change.Value), node);
//do the inverse interpolation and saturate it
value = writeLocal(ValueType::Float, String::Format(TEXT("saturate((({0} - {1}) / ({2} - {1})))"), gradient.Value, lowerEdge.Value, upperEdge.Value), node);
}
default:
break;
}