From 4d7b4781c82c60d646ee5e766824a0f894e4c292 Mon Sep 17 00:00:00 2001 From: Christoph Bumiller Date: Mon, 14 Sep 2009 20:52:52 +0200 Subject: [PATCH] nv50: add support for light-twoside --- src/gallium/drivers/nv50/nv50_program.c | 19 +++++++++++++++++++ src/gallium/drivers/nv50/nv50_state.c | 3 +++ 2 files changed, 22 insertions(+) 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 */ diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c index 4283808ed93..1de60fed6ec 100644 --- a/src/gallium/drivers/nv50/nv50_state.c +++ b/src/gallium/drivers/nv50/nv50_state.c @@ -276,6 +276,9 @@ nv50_rasterizer_state_create(struct pipe_context *pipe, so_method(so, tesla, 0x1684, 1); so_data (so, cso->flatshade_first ? 0 : 1); + so_method(so, tesla, NV50TCL_VERTEX_TWO_SIDE_ENABLE, 1); + so_data (so, cso->light_twoside); + so_method(so, tesla, NV50TCL_LINE_WIDTH, 1); so_data (so, fui(cso->line_width)); so_method(so, tesla, NV50TCL_LINE_SMOOTH_ENABLE, 1); -- 2.30.2