From 5150d56ec43e3081a8a2e114d2ff7be347749c4b Mon Sep 17 00:00:00 2001 From: Miklós Máté Date: Wed, 16 Dec 2015 00:05:40 +0100 Subject: program: fix comment about the fog formula Reviewed-by: Ian Romanick --- src/mesa/program/prog_statevars.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/mesa') diff --git a/src/mesa/program/prog_statevars.c b/src/mesa/program/prog_statevars.c index bdb335e4ba3..12490d0c380 100644 --- a/src/mesa/program/prog_statevars.c +++ b/src/mesa/program/prog_statevars.c @@ -474,7 +474,7 @@ _mesa_fetch_state(struct gl_context *ctx, const gl_state_index state[], * single MAD. * linear: fogcoord * -1/(end-start) + end/(end-start) * exp: 2^-(density/ln(2) * fogcoord) - * exp2: 2^-((density/(ln(2)^2) * fogcoord)^2) + * exp2: 2^-((density/(sqrt(ln(2))) * fogcoord)^2) */ value[0] = (ctx->Fog.End == ctx->Fog.Start) ? 1.0f : (GLfloat)(-1.0F / (ctx->Fog.End - ctx->Fog.Start)); -- cgit v1.2.3