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st/nine: Do always accumulate diffuse 

According to spec.

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
This commit is contained in:
Axel Davy 2016-09-25 19:39:29 +02:00
parent c5bce80f50
commit c56c7c1fc8
1 changed files with 2 additions and 3 deletions
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5
src/gallium/state_trackers/nine/nine_ff.c
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@ -888,16 +888,15 @@ nine_ff_build_vs(struct NineDevice9 *device, struct vs_build_ctx *vs)
ureg_normalize3(ureg, rMid, ureg_src(rMid));
ureg_DP3(ureg, ureg_saturate(tmp_y), vs->aNrm, ureg_src(rMid));
ureg_POW(ureg, tmp_y, _Y(tmp), mtlP);
ureg_MUL(ureg, tmp_x, _W(rAtt), _X(tmp)); /* dp3(normal,hitDir) * att */
ureg_MUL(ureg, tmp_y, _W(rAtt), _Y(tmp)); /* power factor * att */
ureg_MAD(ureg, rD, cLColD, _X(tmp), ureg_src(rD)); /* accumulate diffuse */
ureg_MAD(ureg, rS, cLColS, _Y(tmp), ureg_src(rS)); /* accumulate specular */
}
ureg_fixup_label(ureg, label[l-1], ureg_get_instruction_number(ureg));
ureg_ENDIF(ureg);
ureg_MAD(ureg, rA, cLColA, _W(rAtt), ureg_src(rA)); /* accumulate ambient */
ureg_MUL(ureg, tmp_x, _W(rAtt), _X(tmp)); /* dp3(normal,hitDir) * att */
ureg_MAD(ureg, rD, cLColD, _X(tmp), ureg_src(rD)); /* accumulate diffuse */
/* break if this was the last light */
ureg_IF(ureg, cLLast, &label[l++]);