X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=shaders%2Fcommon_world.glsl;h=d7b3ccfefc0741947a9bcd380b64e44e24d4a23a;hb=a1741ec4aed057cbafff2d6bc9e5cf8a15ae322b;hp=4d9b0d3d6a7211f6cdb38499338264ab252ffc84;hpb=168eb5c363f510d60703498e01ffcdb52bf9fd07;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/shaders/common_world.glsl b/shaders/common_world.glsl
index 4d9b0d3..d7b3ccf 100644
--- a/shaders/common_world.glsl
+++ b/shaders/common_world.glsl
@@ -9,6 +9,7 @@ layout (std140) uniform ub_world_lighting
    float g_water_fog;
    int g_light_count;
    int g_light_preview;
+   int g_shadow_samples;
 };
 
 uniform sampler2D g_world_depth;
@@ -50,7 +51,7 @@ float world_depth_sample( vec3 pos )
 
 float shadow_sample( vec3 vdir )
 {
-   vec3 sample_pos = aCo + vdir;
+   vec3 sample_pos = aWorldCo + vdir;
    float height_sample = world_depth_sample( sample_pos );
 
    float fdelta = height_sample - sample_pos.y;
@@ -73,6 +74,11 @@ vec3 do_light_shadowing_old( vec3 vfrag )
 
 vec3 do_light_shadowing( vec3 vfrag )
 {
+   if( g_shadow_samples == 0 )
+   {
+      return vfrag;
+   }
+
    float fspread = g_light_colours[0].w;
    vec3  vdir = g_light_directions[0].xyz;
    float flength = g_light_directions[0].w;