31 lines
874 B
Plaintext
31 lines
874 B
Plaintext
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shader_type spatial;
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render_mode blend_add, depth_draw_never, cull_back;
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uniform vec4 albedo : source_color;
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uniform sampler2D texture_albedo : source_color, filter_linear_mipmap, repeat_enable;
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uniform float fresnelScale = 1.0;
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uniform float fresnelPower = 1.0;
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uniform float normalGrowth = 0;
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uniform float growthMax = 2;
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uniform float driver:hint_range(0.0, 1.0) = 0;
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varying float driverCurve;
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void vertex()
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{
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float d = length( CAMERA_POSITION_WORLD - NODE_POSITION_WORLD );
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driverCurve = sin( driver * PI );
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VERTEX += NORMAL * normalGrowth * d * ( driver * growthMax );
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}
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void fragment()
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{
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float fresnel = pow( 1.0 - abs( NORMAL.z ), fresnelPower ) * fresnelScale;
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fresnel = clamp( fresnel, 0.0, 1.0 );
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vec4 albedo_tex = texture( texture_albedo, UV );
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ALBEDO = albedo.rgb * albedo_tex.rgb;
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ALPHA *= albedo.a * albedo_tex.a * fresnel * driverCurve;
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}
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