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use _mesa_pow() for LIT (bug 3087)

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This commit is contained in:
Brian Paul 2005-04-21 14:19:50 +00:00
parent f069e5e412
commit 88b69d7998
1 changed files with 1 additions and 1 deletions
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2
src/mesa/shader/nvvertexec.c
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@ -424,7 +424,7 @@ _mesa_exec_vertex_program(GLcontext *ctx, const struct vertex_program *program)
t[3] = CLAMP(t[3], -(128.0F - epsilon), (128.0F - epsilon));
lit[0] = 1.0;
lit[1] = t[0];
lit[2] = (t[0] > 0.0) ? (GLfloat) exp(t[3] * log(t[1])) : 0.0F;
lit[2] = (t[0] > 0.0) ? (GLfloat) _mesa_pow(t[1], t[3]) : 0.0F;
lit[3] = 1.0;
store_vector4( &inst->DstReg, state, lit );
}