diff options
Diffstat (limited to 'shaders/clouds.kage')
| -rw-r--r-- | shaders/clouds.kage | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/shaders/clouds.kage b/shaders/clouds.kage index 26597e5..62a0ae0 100644 --- a/shaders/clouds.kage +++ b/shaders/clouds.kage @@ -13,6 +13,7 @@ const cloudlight = 0.3 const cloudcover = 0.2 const cloudalpha = 8.0 const skytint = 0.5 +const colorDepth = 64 func rand(co vec2) float { return fract(sin(dot(co.xy, vec2(12.9898,-78.233))) * 43758.5453) @@ -59,10 +60,11 @@ func fbm(n vec2) float { func Fragment(dstPos vec4, srcPos vec2, color vec4) vec4 { m := mat2(1.6, 1.2, -1.2, 1.6) - skycolour1 := vec3(0.45, 0.57, 0.66) - skycolour2 := vec3(0.55, 0.77, 0.86) + skycolour := vec3(0.68, 0.81, 0.86) + //skycolour2 := vec3(0.55, 0.77, 0.86) + + p := floor(srcPos.xy) / imageSrc0Size().xy; - p := srcPos.xy / imageSrc0Size().xy; uv := p*vec2(imageSrc0Size().x/imageSrc0Size().y,1.0); time := Time * speed q := fbm(uv * cloudscale * 0.5) @@ -120,12 +122,13 @@ func Fragment(dstPos vec4, srcPos vec2, color vec4) vec4 { c += c1 - skycolour := mix(skycolour2, skycolour1, p.y); + //skycolour := mix(skycolour2, skycolour1, 0); cloudcolour := vec3(1.1, 1.1, 0.9) * clamp((clouddark + cloudlight*c), 0.0, 1.0); f = cloudcover + cloudalpha*f*r; result := mix(skycolour, clamp(skytint * skycolour + cloudcolour, 0.0, 1.0), clamp(f + c, 0.0, 1.0)); + result = floor(result*colorDepth)/colorDepth return vec4( result, 1.0 ); } |