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//-------------------------------------------------------------------------------------
// FragInput
// This structure gather all possible varying/interpolator for this shader.
//-------------------------------------------------------------------------------------
#include "Assets/ScriptableRenderLoop/HDRenderLoop/Debug/DebugViewMaterial.cs.hlsl"
struct FragInput
{
float4 unPositionSS; // This is the position return by VPOS (That is name positionCS in PackedVarying), only xy is use
float3 positionWS;
float2 texCoord0;
float2 texCoord1;
float2 texCoord2;
float2 texCoord3;
float3 tangentToWorld[3];
float4 vertexColor;
// For velocity
// Note: Z component is not use
float4 positionCS; // This is the clip spae position. Warning, do not confuse with the value of positionCS in PackedVarying which is VPOS and store in unPositionSS
float4 previousPositionCS;
// For two sided lighting
bool isFrontFace;
};
void GetVaryingsDataDebug(uint paramId, FragInput input, inout float3 result, inout bool needLinearToSRGB)
{
switch (paramId)
{
case DEBUGVIEWVARYING_TEXCOORD0:
result = float3(input.texCoord0, 0.0);
break;
case DEBUGVIEWVARYING_TEXCOORD1:
result = float3(input.texCoord1, 0.0);
break;
case DEBUGVIEWVARYING_TEXCOORD2:
result = float3(input.texCoord2, 0.0);
break;
case DEBUGVIEWVARYING_TEXCOORD3:
result = float3(input.texCoord3, 0.0);
break;
case DEBUGVIEWVARYING_VERTEX_TANGENT_WS:
result = input.tangentToWorld[0].xyz * 0.5 + 0.5;
break;
case DEBUGVIEWVARYING_VERTEX_BITANGENT_WS:
result = input.tangentToWorld[1].xyz * 0.5 + 0.5;
break;
case DEBUGVIEWVARYING_VERTEX_NORMAL_WS:
result = input.tangentToWorld[2].xyz * 0.5 + 0.5;
break;
case DEBUGVIEWVARYING_VERTEX_COLOR:
result = input.vertexColor.rgb; needLinearToSRGB = true;
break;
case DEBUGVIEWVARYING_VERTEX_COLOR_ALPHA:
result = input.vertexColor.aaa;
break;
}
}