diff options
author | Axel Davy <[email protected]> | 2016-03-07 23:36:44 +0100 |
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committer | Axel Davy <[email protected]> | 2016-05-18 23:37:14 +0200 |
commit | 2e149a2bf0a525edfc3f705eace3ecb7c132dcce (patch) | |
tree | 18811d63ce1a81ddfe074a4df29b62ac03d33198 /src/gallium/state_trackers | |
parent | c4e85202cbdde001d0ca0e607797a9b7a1d772c4 (diff) |
st/nine: Implement BumpEnvMap for ff
Signed-off-by: Axel Davy <[email protected]>
Diffstat (limited to 'src/gallium/state_trackers')
-rw-r--r-- | src/gallium/state_trackers/nine/nine_ff.c | 78 |
1 files changed, 54 insertions, 24 deletions
diff --git a/src/gallium/state_trackers/nine/nine_ff.c b/src/gallium/state_trackers/nine/nine_ff.c index 3bd92eff981..899e54e4bc3 100644 --- a/src/gallium/state_trackers/nine/nine_ff.c +++ b/src/gallium/state_trackers/nine/nine_ff.c @@ -1309,6 +1309,8 @@ nine_ff_build_ps(struct NineDevice9 *device, struct nine_ff_ps_key *key) if (!ureg_src_is_undef(ps.s[s])) { unsigned target; + struct ureg_src texture_coord = ps.vT[s]; + struct ureg_dst delta; switch (key->ts[s].textarget) { case 0: target = TGSI_TEXTURE_1D; break; case 1: target = TGSI_TEXTURE_2D; break; @@ -1317,37 +1319,61 @@ nine_ff_build_ps(struct NineDevice9 *device, struct nine_ff_ps_key *key) /* this is a 2 bit bitfield, do I really need a default case ? */ } - /* sample the texture */ - if (key->ts[s].colorop == D3DTOP_BUMPENVMAP || - key->ts[s].colorop == D3DTOP_BUMPENVMAPLUMINANCE) { + /* Modify coordinates */ + if (s >= 1 && + (key->ts[s-1].colorop == D3DTOP_BUMPENVMAP || + key->ts[s-1].colorop == D3DTOP_BUMPENVMAPLUMINANCE)) { + delta = ureg_DECL_temporary(ureg); + /* Du' = D3DTSS_BUMPENVMAT00(stage s-1)*t(s-1)R + D3DTSS_BUMPENVMAT10(stage s-1)*t(s-1)G */ + ureg_MUL(ureg, ureg_writemask(delta, TGSI_WRITEMASK_X), _X(ps.rTex), _XXXX(_CONST(8 + s - 1))); + ureg_MAD(ureg, ureg_writemask(delta, TGSI_WRITEMASK_X), _Y(ps.rTex), _ZZZZ(_CONST(8 + s - 1)), ureg_src(delta)); + /* Dv' = D3DTSS_BUMPENVMAT01(stage s-1)*t(s-1)R + D3DTSS_BUMPENVMAT11(stage s-1)*t(s-1)G */ + ureg_MUL(ureg, ureg_writemask(delta, TGSI_WRITEMASK_Y), _X(ps.rTex), _YYYY(_CONST(8 + s - 1))); + ureg_MAD(ureg, ureg_writemask(delta, TGSI_WRITEMASK_Y), _Y(ps.rTex), _WWWW(_CONST(8 + s - 1)), ureg_src(delta)); + texture_coord = ureg_src(ureg_DECL_temporary(ureg)); + ureg_MOV(ureg, ureg_writemask(ureg_dst(texture_coord), ureg_dst(ps.vT[s]).WriteMask), ps.vT[s]); + ureg_ADD(ureg, ureg_writemask(ureg_dst(texture_coord), TGSI_WRITEMASK_XY), texture_coord, ureg_src(delta)); + /* Prepare luminance multiplier + * t(s)RGBA = t(s)RGBA * clamp[(t(s-1)B * D3DTSS_BUMPENVLSCALE(stage s-1)) + D3DTSS_BUMPENVLOFFSET(stage s-1)] */ + if (key->ts[s-1].colorop == D3DTOP_BUMPENVMAPLUMINANCE) { + struct ureg_src bumpenvlscale = ((s-1) & 1) ? _ZZZZ(_CONST(16 + (s-1) / 2)) : _XXXX(_CONST(16 + (s-1) / 2)); + struct ureg_src bumpenvloffset = ((s-1) & 1) ? _WWWW(_CONST(16 + (s-1) / 2)) : _YYYY(_CONST(16 + (s-1) / 2)); + + ureg_MAD(ureg, ureg_saturate(ureg_writemask(delta, TGSI_WRITEMASK_X)), _Z(ps.rTex), bumpenvlscale, bumpenvloffset); + } } if (key->projected & (3 << (s *2))) { unsigned dim = 1 + ((key->projected >> (2 * s)) & 3); if (dim == 4) - ureg_TXP(ureg, ps.rTex, target, ps.vT[s], ps.s[s]); + ureg_TXP(ureg, ps.rTex, target, texture_coord, ps.s[s]); else { - ureg_RCP(ureg, ureg_writemask(ps.rTmp, TGSI_WRITEMASK_X), ureg_scalar(ps.vT[s], dim-1)); - ureg_MUL(ureg, ps.rTmp, _XXXX(ps.rTmpSrc), ps.vT[s]); + ureg_RCP(ureg, ureg_writemask(ps.rTmp, TGSI_WRITEMASK_X), ureg_scalar(texture_coord, dim-1)); + ureg_MUL(ureg, ps.rTmp, _XXXX(ps.rTmpSrc), texture_coord); ureg_TEX(ureg, ps.rTex, target, ps.rTmpSrc, ps.s[s]); } } else { - ureg_TEX(ureg, ps.rTex, target, ps.vT[s], ps.s[s]); + ureg_TEX(ureg, ps.rTex, target, texture_coord, ps.s[s]); } + if (s >= 1 && key->ts[s-1].colorop == D3DTOP_BUMPENVMAPLUMINANCE) + ureg_MUL(ureg, ps.rTex, ureg_src(ps.rTex), _X(delta)); } - if (s == 0 && - (key->ts[0].resultarg != 0 /* not current */ || - key->ts[0].colorop == D3DTOP_DISABLE || - key->ts[0].alphaop == D3DTOP_DISABLE || - key->ts[0].colorop == D3DTOP_BLENDCURRENTALPHA || - key->ts[0].alphaop == D3DTOP_BLENDCURRENTALPHA || - key->ts[0].colorarg0 == D3DTA_CURRENT || - key->ts[0].colorarg1 == D3DTA_CURRENT || - key->ts[0].colorarg2 == D3DTA_CURRENT || - key->ts[0].alphaarg0 == D3DTA_CURRENT || - key->ts[0].alphaarg1 == D3DTA_CURRENT || - key->ts[0].alphaarg2 == D3DTA_CURRENT) - ) { + if (((s == 0 && key->ts[0].colorop != D3DTOP_BUMPENVMAP && + key->ts[0].colorop != D3DTOP_BUMPENVMAPLUMINANCE) || + (s == 1 && + (key->ts[0].colorop == D3DTOP_BUMPENVMAP || + key->ts[0].colorop == D3DTOP_BUMPENVMAPLUMINANCE)))&& + (key->ts[s].resultarg != 0 /* not current */ || + key->ts[s].colorop == D3DTOP_DISABLE || + key->ts[s].alphaop == D3DTOP_DISABLE || + key->ts[s].colorop == D3DTOP_BLENDCURRENTALPHA || + key->ts[s].alphaop == D3DTOP_BLENDCURRENTALPHA || + key->ts[s].colorarg0 == D3DTA_CURRENT || + key->ts[s].colorarg1 == D3DTA_CURRENT || + key->ts[s].colorarg2 == D3DTA_CURRENT || + key->ts[s].alphaarg0 == D3DTA_CURRENT || + key->ts[s].alphaarg1 == D3DTA_CURRENT || + key->ts[s].alphaarg2 == D3DTA_CURRENT)) { /* Initialize D3DTA_CURRENT. * (Yes we can do this before the loop but not until * NVE4 has an instruction scheduling pass.) @@ -1355,6 +1381,10 @@ nine_ff_build_ps(struct NineDevice9 *device, struct nine_ff_ps_key *key) ureg_MOV(ureg, ps.rCur, ps.vC[0]); } + if (key->ts[s].colorop == D3DTOP_BUMPENVMAP || + key->ts[s].colorop == D3DTOP_BUMPENVMAPLUMINANCE) + continue; + dst = ps_get_ts_dst(&ps, key->ts[s].resultarg ? D3DTA_TEMP : D3DTA_CURRENT); if (ps.stage.index_pre_mod == ps.stage.index) { @@ -1816,11 +1846,11 @@ nine_ff_load_ps_params(struct NineDevice9 *device) dst[8 + s].z = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVMAT10]); dst[8 + s].w = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVMAT11]); if (s & 1) { - dst[8 + s / 2].z = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLSCALE]); - dst[8 + s / 2].w = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLOFFSET]); + dst[16 + s / 2].z = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLSCALE]); + dst[16 + s / 2].w = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLOFFSET]); } else { - dst[8 + s / 2].x = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLSCALE]); - dst[8 + s / 2].y = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLOFFSET]); + dst[16 + s / 2].x = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLSCALE]); + dst[16 + s / 2].y = asfloat(state->ff.tex_stage[s][D3DTSS_BUMPENVLOFFSET]); } } |