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updated screen space reflection

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turanszkij
2017-03-22 20:38:41 +01:00
parent a932064788
commit 1cfd837a36
1 changed files with 7 additions and 12 deletions
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WickedEngine/ssr.hlsl
+7 -12
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@@ -2,18 +2,15 @@
#include "reconstructPositionHF.hlsli"
#include "brdf.hlsli"
// Ne lepegessunk 0-kat, akkor mar inkabb kicsit tobbet inkabb
// Avoid stepping zero distance
static const float g_fMinRayStep = 0.01f;
// Hany lepesben keressunk durvan
// Crude raystep count
static const int g_iMaxSteps = 16;
// Durva kereses fazisban mennyire durvuljon minden lepesben
// Crude raystep scaling
static const float g_fRayStep = 1.18f;
// Ha durva talalat van akkor finomitsuk azt ennyi lepesben
// Fine raystep count
static const int g_iNumBinarySearchSteps = 16;
// Tavoli tukorkepek fadelesehez (view space)
static const float g_fSearchDist = 80.f;
static const float g_fSearchDistInv = 1.0f / g_fSearchDist;
// Minel kisebb, annal pontosabb tukrozodes talalatok lesznek csak megtartva
// Approximate the precision of the search (smaller is more precise)
static const float g_fRayhitThreshold = 0.9f;
bool bInsideScreen(in float2 vCoord)
@@ -91,13 +88,13 @@ float4 main(VertexToPixelPostProcess input) : SV_Target
float depth = texture_lineardepth.Load(int3(input.pos.xy, 0));
float3 P = getPosition(input.tex, texture_depth.Load( int3( input.pos.xy, 0 ) ));
float3 P = getPosition(input.tex, texture_depth.Load(int3(input.pos.xy, 0)));
//Reflection vector
float3 vViewPos = mul(float4(P.xyz, 1), g_xCamera_View).xyz;
float3 vViewNor = mul(float4(N, 0), g_xCamera_View).xyz;
float3 vReflectDir = normalize(reflect( normalize(vViewPos.xyz), normalize( vViewNor.xyz ) ));
float3 vReflectDir = normalize(reflect(vViewPos.xyz, vViewNor.xyz));
//Raycast
@@ -117,7 +114,6 @@ float4 main(VertexToPixelPostProcess input) : SV_Target
saturate(
fScreenEdgeFactor * // screen fade
saturate(vReflectDir.z) // camera facing fade
//* saturate((g_fSearchDist - distance(vViewPos, vHitPos)) * g_fSearchDistInv) // reflected object distance fade
* vCoords.w // rayhit binary fade
);
@@ -125,7 +121,6 @@ float4 main(VertexToPixelPostProcess input) : SV_Target
float3 reflectionColor = xTexture.SampleLevel(sampler_linear_clamp, vCoords.xy, 0).rgb;
float3 sceneColor = xTexture.Load(int3(input.pos.xy,0)).rgb;
//return saturate(float4( vReflectDir.zzz, 1 ));
return float4(sceneColor.rgb + reflectionColor.rgb * f0 * reflectionIntensity, 1);
}