95 lines
2.3 KiB
C#
95 lines
2.3 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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using System;
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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 GeometryGlobalWind: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 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 IncludeFromLibrary( "Wind" );
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}
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if ( ShaderPhase.Variables == context.phase )
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{
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return AsUniformGroup( "Wind",
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@"
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uniform float windMaxStrength = 1;
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uniform float windMaxRotation = 1;
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uniform float windStrengthCurve:hint_range(0,1) = 0.5f;
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uniform float windStart = 0;
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uniform float windEnd = 1;
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uniform float windWeightCurve:hint_range(0,1) = 0.5f;
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uniform float windHeightCompensation :hint_range(0,1) = 0.5f;
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uniform float windNormalBending :hint_range(0,1) = 0.1f;
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uniform float windOcclusionAmount = 0;
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global uniform sampler2D rj_GlobalWindNoiseTexture;
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global uniform vec2 rj_GlobalWindPosition;
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global uniform vec2 rj_GlobalWindDirection;
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global uniform float rj_GlobalWindSpeed;
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varying float vertexWindAO;
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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( "Wind",
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@"
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float cachedVertexWindAO = 0.0;
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applyGlobalWind(
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MODEL_MATRIX,
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VERTEX,
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NORMAL,
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cachedVertexWindAO,
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windOcclusionAmount,
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rj_GlobalWindNoiseTexture,
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rj_GlobalWindPosition,
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rj_GlobalWindDirection,
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rj_GlobalWindSpeed,
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windMaxStrength,
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windMaxRotation,
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windStrengthCurve,
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windStart,
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windEnd,
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windWeightCurve,
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windHeightCompensation,
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windNormalBending
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);
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vertexWindAO = cachedVertexWindAO;
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"
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) ;
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}
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if ( ShaderPhase.Fragment == context.phase )
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{
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return ToCode( "AO *= vertexWindAO;".Indent( " " ).LineBreaks() );
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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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