fix terrain shader invalid colours

diff --git a/shaders/scene_terrain.fs b/shaders/scene_terrain.fs
index 6be11459126be8a36d848d2599d483142801726a..b60c8d219dfacdac450814f4b97ffe5a314349ac 100644 (file)
--- a/shaders/scene_terrain.fs
+++ b/shaders/scene_terrain.fs
@@ -33,11 +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 );
-
    qnorm = mix( qnorm, aNorm.xyz, amtsand );
    
    if( g_light_preview == 1 )