diff options
Diffstat (limited to 'mesalib/src/mesa/program')
-rw-r--r-- | mesalib/src/mesa/program/prog_statevars.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mesalib/src/mesa/program/prog_statevars.c b/mesalib/src/mesa/program/prog_statevars.c index 6a3752810..ddda78e19 100644 --- a/mesalib/src/mesa/program/prog_statevars.c +++ b/mesalib/src/mesa/program/prog_statevars.c @@ -459,7 +459,7 @@ _mesa_fetch_state(struct gl_context *ctx, const gl_state_index state[], value[0] = (ctx->Fog.End == ctx->Fog.Start)
? 1.0f : (GLfloat)(-1.0F / (ctx->Fog.End - ctx->Fog.Start));
value[1] = ctx->Fog.End * -value[0];
- value[2] = (GLfloat)(ctx->Fog.Density * ONE_DIV_LN2);
+ value[2] = (GLfloat)(ctx->Fog.Density * M_LOG2E); /* M_LOG2E == 1/ln(2) */
value[3] = (GLfloat)(ctx->Fog.Density * ONE_DIV_SQRT_LN2);
return;
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