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Push ground horizon lower in frame

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gmask smoothstep end -0.10 -> -0.30: ground only fully fills when
ray Y is below -0.30 (about 17° below horizon). The horizon line
sits higher in the frame, more sky visible above.
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Richard Zink committed 2026-10-07 20:44:30 +02:00
1 parent 4e035c9c35
commit 052bbfbf49
1 file changed
+1 -1
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vendor/clouds3d.js
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@@ -203,7 +203,7 @@ var FRAG_SRC = [
'float fogAmount = clamp(tGround / 30.0, 0.0, 1.0);', 'float fogAmount = clamp(tGround / 30.0, 0.0, 1.0);',
'groundCol = mix(groundCol, uBg, fogAmount * 0.75);', 'groundCol = mix(groundCol, uBg, fogAmount * 0.75);',
// Ground mask: full ground when looking down, none when up. // Ground mask: full ground when looking down, none when up.
'float gmask = (tGround > 0.0) ? smoothstep(0.0, -0.10, rd.y) : 0.0;', 'float gmask = (tGround > 0.0) ? smoothstep(0.0, -0.30, rd.y) : 0.0;',
'col = mix(col, groundCol, gmask);', 'col = mix(col, groundCol, gmask);',
'gl_FragColor = vec4(col, 1.0);', 'gl_FragColor = vec4(col, 1.0);',
'}' '}'