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st/nine: Handle D3DRS_NORMALIZENORMALS

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When this state is set, the normals computed
in the vs ff shader should be normalized.

Signed-off-by: Axel Davy <axel.davy@ens.fr>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
This commit is contained in:
Axel Davy 2016-09-23 21:50:51 +02:00
parent b9639c661f
commit eb9ad8f969
1 changed files with 5 additions and 2 deletions
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7
src/gallium/state_trackers/nine/nine_ff.c
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@ -57,7 +57,8 @@ struct nine_ff_vs_key
uint32_t color1in_one : 1;
uint32_t fog : 1;
uint32_t specular_enable : 1;
uint32_t pad1 : 6;
uint32_t normalizenormals : 1;
uint32_t pad1 : 5;
uint32_t tc_dim_input: 16; /* 8 * 2 bits */
uint32_t pad2 : 16;
uint32_t tc_dim_output: 24; /* 8 * 3 bits */
@ -536,7 +537,8 @@ nine_ff_build_vs(struct NineDevice9 *device, struct vs_build_ctx *vs)
ureg_MUL(ureg, rNrm, _XXXX(vs->aNrm), _CONST(16));
ureg_MAD(ureg, rNrm, _YYYY(vs->aNrm), _CONST(17), ureg_src(rNrm));
ureg_MAD(ureg, rNrm, _ZZZZ(vs->aNrm), _CONST(18), ureg_src(rNrm));
ureg_normalize3(ureg, rNrm, ureg_src(rNrm), tmp);
if (key->normalizenormals)
ureg_normalize3(ureg, rNrm, ureg_src(rNrm), tmp);
}
/* NOTE: don't use vs->aVtx, vs->aNrm after this line */
@ -1540,6 +1542,7 @@ nine_ff_get_vs(struct NineDevice9 *device)
key.localviewer = !!state->rs[D3DRS_LOCALVIEWER];
key.specular_enable = !!state->rs[D3DRS_SPECULARENABLE];
key.normalizenormals = !!state->rs[D3DRS_NORMALIZENORMALS];
if (state->rs[D3DRS_VERTEXBLEND] != D3DVBF_DISABLE) {
key.vertexblend_indexed = !!state->rs[D3DRS_INDEXEDVERTEXBLENDENABLE];