Danbias/Code/OysterGraphics/Shader/HLSL/Deffered Shaders/PosManipulation.hlsli

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#ifndef PosHelper
#define PosHelper
#include "Defines.hlsli"
//assumes ProperfloatTexCoords
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float3 ToVpos(int2 texCoord, float2 UV)
{
float4 ViewPos = float4(0,0,0,0);
// Get the depth value for this pixel
ViewPos.z= DepthTexture[texCoord].x;
//Get X/w
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ViewPos.x = UV.x;
//Get Y/w
//ViewPos.y = -(UV.y * 2) + 1;
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ViewPos.y = UV.y;
ViewPos.w = 1;
//Un project
ViewPos = mul(InvProj, ViewPos);
return ViewPos.xyz / ViewPos.w;
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}
#endif