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mesa: forgot sqrt in NRM3/4 instructions

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This commit is contained in:
Brian Paul
2008-11-07 12:59:36 -07:00
parent 6dc91b8371
commit 22459e7a9c
1 changed files with 2 additions and 2 deletions
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src/mesa/shader/prog_execute.c
+2 -2
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@@ -1190,7 +1190,7 @@ _mesa_execute_program(GLcontext * ctx,
fetch_vector4(&inst->SrcReg[0], machine, a);
tmp = a[0] * a[0] + a[1] * a[1] + a[2] * a[2];
if (tmp != 0.0F)
tmp = 1.0F / tmp;
tmp = INV_SQRTF(tmp);
result[0] = tmp * a[0];
result[1] = tmp * a[1];
result[2] = tmp * a[2];
@@ -1205,7 +1205,7 @@ _mesa_execute_program(GLcontext * ctx,
fetch_vector4(&inst->SrcReg[0], machine, a);
tmp = a[0] * a[0] + a[1] * a[1] + a[2] * a[2] + a[3] * a[3];
if (tmp != 0.0F)
tmp = 1.0F / tmp;
tmp = INV_SQRTF(tmp);
result[0] = tmp * a[0];
result[1] = tmp * a[1];
result[2] = tmp * a[2];