TorqueGameEngines/Torque3D
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getDistBoxToPoint max, not length nets us hard edges instea of drounded, float3 extents = probe.boxMax; isn't neded, can use unit space for that and put box min/max back to controlling the reflected boxe's scale. divnull safety

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This commit is contained in:
Azaezel 2019-03-18 17:07:43 -05:00
parent 04a6130df8
commit 3aac1421cc
1 changed files with 4 additions and 4 deletions
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6
Templates/Full/game/shaders/common/lighting/advanced/reflectionProbeArrayP.hlsl
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@ -65,7 +65,7 @@ float defineSphereSpaceInfluence(Surface surface, ProbeData probe, float3 wsEyeR
float getDistBoxToPoint(float3 pt, float3 extents) float getDistBoxToPoint(float3 pt, float3 extents)
{ {
float3 d = max(max(-extents - pt, 0), pt - extents); float3 d = max(max(-extents - pt, 0), pt - extents);
return length(d); return max(max(d.x,d.y),d.z);
} }
float defineBoxSpaceInfluence(Surface surface, ProbeData probe, float3 wsEyeRay) float defineBoxSpaceInfluence(Surface surface, ProbeData probe, float3 wsEyeRay)
@ -74,7 +74,7 @@ float defineBoxSpaceInfluence(Surface surface, ProbeData probe, float3 wsEyeRay)
//float3 boxMinLS = mul(probe.worldToLocal, float4(probe.boxMin, 1.0)).xyz; //float3 boxMinLS = mul(probe.worldToLocal, float4(probe.boxMin, 1.0)).xyz;
//float3 extents = mul(probe.worldToLocal, float4(probe.boxMax, 1.0)).xyz; //float3 extents = mul(probe.worldToLocal, float4(probe.boxMax, 1.0)).xyz;
float3 extents = probe.boxMax; float3 extents = float3(1,1,1);//probe.boxMax;
/*float3 boxOuterRange = boxMaxLS; /*float3 boxOuterRange = boxMaxLS;
float3 boxInnerRange = boxOuterRange * 0.5; float3 boxInnerRange = boxOuterRange * 0.5;
@ -92,7 +92,7 @@ float defineBoxSpaceInfluence(Surface surface, ProbeData probe, float3 wsEyeRay)
float3 reducedExtents = extents - float3(transitionDistance, transitionDistance, transitionDistance); float3 reducedExtents = extents - float3(transitionDistance, transitionDistance, transitionDistance);
float distToBox = getDistBoxToPoint(surfPosLS * extents, reducedExtents); float distToBox = getDistBoxToPoint(surfPosLS * extents, reducedExtents);
float normalizedDistance = distToBox / transitionDistance; float normalizedDistance = distToBox / max(transitionDistance,0.0001);
// If closer than 70% to the probe radius, then full contribution is used. // If closer than 70% to the probe radius, then full contribution is used.
// For the other 30% we smoothstep and return contribution lower than 1 so other // For the other 30% we smoothstep and return contribution lower than 1 so other