diff options
| author | Axel Davy <[email protected]> | 2016-09-24 10:14:42 +0200 |
|---|---|---|
| committer | Axel Davy <[email protected]> | 2016-10-10 23:43:50 +0200 |
| commit | cde74cba71cde351f55efa2581e0f2c86e47f7d1 (patch) | |
| tree | 3ea51724550bcf778a9c49b20b1037fde01f67d7 /src | |
| parent | 5d2a8e8a367b397466d191f47e766ee3540a6ea6 (diff) | |
st/nine: Small simplification for position_t and fog
position_t disables fog computation.
Signed-off-by: Axel Davy <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/state_trackers/nine/nine_ff.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/src/gallium/state_trackers/nine/nine_ff.c b/src/gallium/state_trackers/nine/nine_ff.c index 7b3c67c30a3..40717f19510 100644 --- a/src/gallium/state_trackers/nine/nine_ff.c +++ b/src/gallium/state_trackers/nine/nine_ff.c @@ -919,9 +919,6 @@ nine_ff_build_vs(struct NineDevice9 *device, struct vs_build_ctx *vs) struct ureg_dst tmp = ureg_DECL_temporary(ureg); struct ureg_dst tmp_x = ureg_writemask(tmp, TGSI_WRITEMASK_X); struct ureg_dst tmp_z = ureg_writemask(tmp, TGSI_WRITEMASK_Z); - if (key->position_t) { - ureg_MOV(ureg, ureg_saturate(tmp_x), ureg_scalar(vs->aCol[1], TGSI_SWIZZLE_W)); - } else if (key->fog_range) { ureg_DP3(ureg, tmp_x, vs->aVtx, vs->aVtx); ureg_RSQ(ureg, tmp_z, _X(tmp)); @@ -941,7 +938,7 @@ nine_ff_build_vs(struct NineDevice9 *device, struct vs_build_ctx *vs) ureg_MUL(ureg, tmp_x, _X(tmp), ureg_imm1f(ureg, -1.442695f)); ureg_EX2(ureg, tmp_x, _X(tmp)); } else - if (key->fog_mode == D3DFOG_LINEAR && !key->position_t) { + if (key->fog_mode == D3DFOG_LINEAR) { ureg_SUB(ureg, tmp_x, _XXXX(_CONST(28)), _Z(tmp)); ureg_MUL(ureg, ureg_saturate(tmp_x), _X(tmp), _YYYY(_CONST(28))); } @@ -1573,9 +1570,9 @@ nine_ff_get_vs(struct NineDevice9 *device) key.mtl_emissive = state->rs[D3DRS_EMISSIVEMATERIALSOURCE]; } key.fog = !!state->rs[D3DRS_FOGENABLE]; - key.fog_mode = state->rs[D3DRS_FOGENABLE] ? state->rs[D3DRS_FOGVERTEXMODE] : 0; + key.fog_mode = (!key.position_t && state->rs[D3DRS_FOGENABLE]) ? state->rs[D3DRS_FOGVERTEXMODE] : 0; if (key.fog_mode) - key.fog_range = !key.position_t && state->rs[D3DRS_RANGEFOGENABLE]; + key.fog_range = state->rs[D3DRS_RANGEFOGENABLE]; key.localviewer = !!state->rs[D3DRS_LOCALVIEWER]; key.specular_enable = !!state->rs[D3DRS_SPECULARENABLE]; |