32 lines
549 B
Plaintext
32 lines
549 B
Plaintext
|
Shader "Hidden/TangentVertexDataNode"
|
||
|
|
{
|
||
|
|
SubShader
|
||
|
|
{
|
||
|
|
Pass
|
||
|
|
{
|
||
|
|
CGPROGRAM
|
||
|
|
#pragma vertex vert_img
|
||
|
|
#pragma fragment frag
|
||
|
|
#include "UnityCG.cginc"
|
||
|
|
|
||
|
|
float4 frag( v2f_img i ) : SV_Target
|
||
|
|
{
|
||
|
|
//float2 tp = 2 * i.uv - 1;
|
||
|
|
//float tr = sqrt( dot(tp,tp) );
|
||
|
|
//tr = saturate( tr );
|
||
|
|
|
||
|
|
//float2 tuvs;
|
||
|
|
//float f = ( 1 - sqrt( 1 - tr ) ) / tr;
|
||
|
|
|
||
|
|
//float3 tangent = normalize(float3( (1-f)*2, tp.y*0.01, tp.x ));
|
||
|
|
|
||
|
|
//float4((tangent), 1);
|
||
|
|
|
||
|
|
//TODO: needs revision at some point
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
ENDCG
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|