63 lines
1.4 KiB
C#
63 lines
1.4 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 GeometryTerrainOffset: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 IncludeFromLibrary( "Terrain" );
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}
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if ( ShaderPhase.Variables == context.phase )
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{
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return AsUniformGroup( "Terrain",
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@"
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uniform sampler2D terrainHeightMap;
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uniform vec2 terrainCenterXZ = vec2( 0.0, 0.0 );
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uniform vec2 terrainSizeXZ = vec2( 100.0, 100.0 );
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uniform float terrainMinHeight = 0.0;
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uniform float terrainMaxHeight = 100.0;
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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( "Terrain",
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@"
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addTerrainOffset(
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MODEL_MATRIX,
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VERTEX,
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terrainHeightMap,
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terrainCenterXZ,
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terrainSizeXZ,
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terrainMinHeight,
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terrainMaxHeight
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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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