70 lines
1.7 KiB
C#
70 lines
1.7 KiB
C#
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using Godot;
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using System.Reflection;
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using System.Collections.Generic;
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namespace Rokojori
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{
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[Tool]
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[GlobalClass]
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public partial class GeometryBillboardBending:GeometryModifier
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{
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public override List<ShaderCode> GetGeometryCode( ShaderGenerationContext context, int offsetIndex )
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{
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if ( offsetIndex != 0 )
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{
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throw new System.Exception( "Unique component, can't be used multiple times");
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}
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if ( ShaderPhase.Includes == context.phase )
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{
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return IncludeBillboardLibrary();
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}
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if ( ShaderPhase.Variables == context.phase )
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{
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return AsUniformGroup( "BillboardBending",
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@"
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uniform float billboardBendingAmount;
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uniform float billboardBendingMaxAmount;
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uniform float billboardBendingEdgeScale:hint_range(0,2) = 0.5;
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uniform float billboardBendingMinY = 0.0;
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uniform float billboardBendingMaxY = 0.25;
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"
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);
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}
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if ( ShaderPhase.Vertex == context.phase )
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{
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return ToInnerBlock( "BillboadBending",
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@"
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applyBillboardBendingWithDirection(
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VERTEX,
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CAMERA_DIRECTION_WORLD,
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CAMERA_POSITION_WORLD,
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MODEL_MATRIX,
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VIEW_MATRIX,
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PROJECTION_MATRIX,
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INV_VIEW_MATRIX,
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billboardBendingAmount,
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billboardBendingMaxAmount,
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billboardBendingEdgeScale,
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billboardBendingMinY,
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billboardBendingMaxY,
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vec3( rj_GlobalWindDirection.x, 0.0, rj_GlobalWindDirection.y )
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);
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"
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);
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}
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return null;
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}
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}
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}
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