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Added LightLocal.slh to centralize shading with local lights

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Olivier Prat 2018-01-15 11:36:52 +01:00
parent 0a54241fe3
commit ca776fb9b4
2 changed files with 50 additions and 34 deletions
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48
libraries/render-utils/src/LightLocal.slh Normal file
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@ -0,0 +1,48 @@
// Generated on <$_SCRIBE_DATE$>
//
// Created by Olivier Prat on 15/01/18.
// Copyright 2018 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
// Everything about light
<@include model/Light.slh@>
<$declareLightBuffer(256)$>
<@include LightingModel.slh@>
<@include LightPoint.slh@>
<$declareLightingPoint(supportScattering)$>
<@include LightSpot.slh@>
<$declareLightingSpot(supportScattering)$>
<@include LightClusterGrid.slh@>
<@func fetchClusterInfo(fragPos)@>
// From frag world pos find the cluster
vec4 clusterEyePos = frustumGrid_worldToEye(<$fragPos$>);
ivec3 clusterPos = frustumGrid_eyeToClusterPos(clusterEyePos.xyz);
ivec3 cluster = clusterGrid_getCluster(frustumGrid_clusterToIndex(clusterPos));
int numLights = cluster.x + cluster.y;
if (numLights <= 0) {
discard;
}
int lightClusterOffset = cluster.z;
ivec3 dims = frustumGrid.dims.xyz;
if (clusterPos.x < 0 || clusterPos.x >= dims.x) {
discard;
}
if (clusterPos.y < 0 || clusterPos.y >= dims.y) {
discard;
}
if (clusterPos.z < 0 || clusterPos.z > dims.z) {
discard;
}
<@endfunc@>

36
libraries/render-utils/src/local_lights_shading.slf
View file

@ -17,18 +17,7 @@
<$declareDeferredCurvature()$>
// Everything about light
<@include model/Light.slh@>
<$declareLightBuffer(256)$>
<@include LightingModel.slh@>
<@include LightPoint.slh@>
<$declareLightingPoint(supportScattering)$>
<@include LightSpot.slh@>
<$declareLightingSpot(supportScattering)$>
<@include LightClusterGrid.slh@>
<@include LightLocal.slh@>
in vec2 _texCoord0;
out vec4 _fragColor;
@ -51,28 +40,7 @@ void main(void) {
mat4 invViewMat = getViewInverse();
vec4 fragPos = invViewMat * fragPosition;
// From frag world pos find the cluster
vec4 clusterEyePos = frustumGrid_worldToEye(fragPos);
ivec3 clusterPos = frustumGrid_eyeToClusterPos(clusterEyePos.xyz);
ivec3 cluster = clusterGrid_getCluster(frustumGrid_clusterToIndex(clusterPos));
int numLights = cluster.x + cluster.y;
if (numLights <= 0) {
discard;
}
int lightClusterOffset = cluster.z;
ivec3 dims = frustumGrid.dims.xyz;
if (clusterPos.x < 0 || clusterPos.x >= dims.x) {
discard;
}
if (clusterPos.y < 0 || clusterPos.y >= dims.y) {
discard;
}
if (clusterPos.z < 0 || clusterPos.z > dims.z) {
discard;
}
<$fetchClusterInfo(fragPos)$>;
vec4 midNormalCurvature;
vec4 lowNormalCurvature;