From 4f724f63049e53b9c223c7665e7e5d2344adff0e Mon Sep 17 00:00:00 2001
From: Graham Linden <graham@lindenlab.com>
Date: Tue, 12 Mar 2019 10:18:52 -0700
Subject: [PATCH] SL-10732
Fix accum of shadow weights and handling of clipped areas in spot shadow sampling.
---
.../app_settings/shaders/class1/deferred/shadowUtil.glsl | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
index c927c4bf069..6ff49c7dacb 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl
@@ -161,7 +161,7 @@ float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen)
float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen)
{
- float shadow = 1.0f;
+ float shadow = 0.0f;
pos += norm * spot_shadow_offset;
vec4 spos = vec4(pos,1.0);
@@ -194,6 +194,10 @@ float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen)
shadow /= weight;
}
+ else
+ {
+ shadow = 1.0f;
+ }
return shadow;
}
--
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