diff options
| author | Christoph Bumiller <[email protected]> | 2009-09-14 20:52:52 +0200 |
|---|---|---|
| committer | Christoph Bumiller <[email protected]> | 2009-09-15 12:13:23 +0200 |
| commit | 4d7b4781c82c60d646ee5e766824a0f894e4c292 (patch) | |
| tree | 4d462093c580a523101439549c7a33a9ad0fabf0 /src/gallium/drivers/nv50/nv50_program.c | |
| parent | 6516594c8eec1088ee59e7c3254b2fdced2ff04b (diff) | |
nv50: add support for light-twoside
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_program.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_program.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c index 7bc8e13d2ad..8b17ccf1e21 100644 --- a/src/gallium/drivers/nv50/nv50_program.c +++ b/src/gallium/drivers/nv50/nv50_program.c @@ -2051,6 +2051,11 @@ nv50_program_tx_prep(struct nv50_pc *pc) si = d->Semantic.SemanticIndex; switch (d->Semantic.SemanticName) { + case TGSI_SEMANTIC_BCOLOR: + p->cfg.two_side[si].hw = first; + if (p->cfg.io_nr > first) + p->cfg.io_nr = first; + break; /* case TGSI_SEMANTIC_CLIP_DISTANCE: p->cfg.clpd = MIN2(p->cfg.clpd, first); @@ -2128,6 +2133,11 @@ nv50_program_tx_prep(struct nv50_pc *pc) p->cfg.io[i].mask |= 1 << c; } } + + for (c = 0; c < 2; ++c) + if (p->cfg.two_side[c].hw < 0x40) + p->cfg.two_side[c] = p->cfg.io[ + p->cfg.two_side[c].hw]; } else if (p->type == PIPE_SHADER_FRAGMENT) { int rid, aid; @@ -2741,6 +2751,15 @@ nv50_linkage_validate(struct nv50_context *nv50) } reg[0] |= m << 8; /* adjust BFC0 id */ + + /* if light_twoside is active, it seems FFC0_ID == BFC0_ID is bad */ + if (nv50->rasterizer->pipe.light_twoside) { + vpo = &vp->cfg.two_side[0]; + + m = nv50_sreg4_map(map, m, lin, &fp->cfg.two_side[0], &vpo[0]); + m = nv50_sreg4_map(map, m, lin, &fp->cfg.two_side[1], &vpo[1]); + } + reg[0] += m - 4; /* adjust FFC0 id */ reg[4] |= m << 8; /* set mid where 'normal' FP inputs start */ |