76 lines
2.5 KiB
Plaintext
76 lines
2.5 KiB
Plaintext
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shader_type spatial;
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render_mode blend_mix, depth_draw_never, cull_back, diffuse_burley, specular_schlick_ggx;
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#include "res://addons/rokojori_action_library/Runtime/Shading/Library/Transform.gdshaderinc"
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#include "res://addons/rokojori_action_library/Runtime/Shading/Library/Math.gdshaderinc"
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uniform vec4 albedo : source_color;
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uniform sampler2D albedoTexture: source_color, filter_linear_mipmap, repeat_enable;
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uniform float albedoUV;
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uniform float albedoFadeDistance;
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uniform sampler2D opacity : filter_linear_mipmap, repeat_enable;
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uniform float opacityVarianceScale = 1.0;
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uniform float opacityScale = 1.0;
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uniform float opacityTreshold = 0.5;
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uniform float opacityVarianceScale2 = 1.0;
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uniform float opacityScale2 = 1.0;
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uniform float opacityTreshold2 = 0.5;
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uniform float opacity2Amount: hint_range( 0.0, 1.0 ) = 0.5;
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uniform float roughness : hint_range( 0.0, 1.0 );
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uniform float specular : hint_range( 0.0, 1.0 );
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uniform float metallic : hint_range( 0.0, 1.0 );
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uniform sampler2D texture_normal : hint_roughness_normal, filter_linear_mipmap, repeat_enable;
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uniform float normal_scale : hint_range(0, 2);
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uniform float normal_uv = 1.0;
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uniform vec2 mapSize;
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uniform vec2 mapCenter;
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uniform float fadeOutMax;
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uniform float fadeOutStart;
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varying vec2 positionUV;
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void vertex()
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{
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VERTEX += CAMERA_POSITION_WORLD * vec3( 1.0, 0.0, 1.0);
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positionUV = UV;
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UV = worldUVfromLocalXZ( VERTEX, mapCenter, mapSize, MODEL_MATRIX );
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}
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void fragment()
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{
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vec2 uv = UV;
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float d = length( positionUV - vec2( 0.5, 0.5 ) );
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float fading = 1.0 - clamp01( d / 0.5 );
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float albedoFading = 1.0 - clamp01( d / albedoFadeDistance );
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vec4 sampledAlbedo = texture( albedoTexture, uv * albedoUV );
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ALBEDO = albedo.rgb * mix( vec3( 1, 1, 1 ), sampledAlbedo.rgb, albedoFading );
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METALLIC = metallic;
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SPECULAR = specular;
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ROUGHNESS = roughness;
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float sampledOpacity = texture( opacity, uv * opacityVarianceScale ).r;
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sampledOpacity = ( sampledOpacity - opacityTreshold ) * opacityScale + opacityTreshold;
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sampledOpacity = clamp01( sampledOpacity );
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float sampledOpacity2 = texture( opacity, uv * opacityVarianceScale2 ).r;
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sampledOpacity2 = ( sampledOpacity2 - opacityTreshold2 ) * opacityScale2 + opacityTreshold2;
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sampledOpacity2 = mix( 1, clamp01( sampledOpacity2 ), opacity2Amount );
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NORMAL_MAP = texture( texture_normal, uv * normal_uv ).rgb;
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NORMAL_MAP_DEPTH = normal_scale;
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ALPHA *= albedo.a * sampledOpacity * sampledOpacity2 * mix( 1, sampledAlbedo.a, albedoFading ) * fading;
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}
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