X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=shaders%2Fscene_terrain.fs;h=47a98892cd15fb76e89e14ac2643bcb2fe5c3ea9;hb=refs%2Fheads%2Fmaster;hp=a1feb1a3be500a9141925bc3e62ce509d9367ab0;hpb=f99902f513b0ad606437bf32de47405dd4ea5f98;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/shaders/scene_terrain.fs b/shaders/scene_terrain.fs
index a1feb1a..47a9889 100644
--- a/shaders/scene_terrain.fs
+++ b/shaders/scene_terrain.fs
@@ -1,9 +1,10 @@
 uniform sampler2D uTexGarbage;
 uniform sampler2D uTexGradients;
 uniform vec3 uCamera;
-uniform vec3 uSandColour;
+uniform vec4 uSandColour;
 uniform vec2 uBlendOffset;
 
+#include "light_clearskies_stddef.glsl"
 #include "common_scene.glsl"
 #include "motion_vectors_fs.glsl"
 
@@ -32,11 +33,10 @@ void main()
 
    // Colour blending
    float amtgrass = step(qnorm.y,0.6);
-   float amtsand = min(max((aCo.y - 10.0) * -0.1,0.0)*qnorm.y,1.0);
+   float amtsand = clamp( max((aCo.y - 10.0) * -0.1,0.0)*qnorm.y, 0.0, 1.0 );
    vec2 uvgradients = aUv + vec2( amtgrass + rgarbage.a*0.8 )*uBlendOffset;
    vfrag = texture( uTexGradients, uvgradients ).rgb;
-   vfrag = mix( vfrag, uSandColour, amtsand );
-
+   vfrag = mix( vfrag, uSandColour.rgb, amtsand*uSandColour.a );
    qnorm = mix( qnorm, aNorm.xyz, amtsand );
    
    if( g_light_preview == 1 )