/* * Copyright 2012 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Ben Skeggs * */ #include "util/u_inlines.h" #include "nv_object.xml.h" #include "nv30/nv30-40_3d.xml.h" #include "nv30/nv30_context.h" #include "nv30/nv30_format.h" void nv30_fragtex_validate(struct nv30_context *nv30) { struct pipe_screen *pscreen = &nv30->screen->base.base; struct nouveau_object *eng3d = nv30->screen->eng3d; struct nouveau_pushbuf *push = nv30->base.pushbuf; unsigned dirty = nv30->fragprog.dirty_samplers; while (dirty) { unsigned unit = ffs(dirty) - 1; struct nv30_sampler_view *sv = (void *)nv30->fragprog.textures[unit]; struct nv30_sampler_state *ss = nv30->fragprog.samplers[unit]; PUSH_RESET(push, BUFCTX_FRAGTEX(unit)); if (ss && sv) { const struct nv30_texfmt *fmt = nv30_texfmt(pscreen, sv->pipe.format); struct pipe_resource *pt = sv->pipe.texture; struct nv30_miptree *mt = nv30_miptree(pt); unsigned min_lod, max_lod; u32 filter = sv->filt | (ss->filt & sv->filt_mask); u32 format = sv->fmt | ss->fmt; u32 enable = ss->en; /* handle base_level when not using a mip filter, min/max level * is unfortunately ignored by the hardware otherwise */ if (ss->pipe.min_mip_filter == PIPE_TEX_MIPFILTER_NONE) { if (sv->base_lod) filter += 0x00020000; /* N/L -> NMN/LMN */ max_lod = sv->base_lod; min_lod = sv->base_lod; } else { max_lod = MIN2(ss->max_lod + sv->base_lod, sv->high_lod); min_lod = MIN2(ss->min_lod + sv->base_lod, max_lod); } if (eng3d->oclass >= NV40_3D_CLASS) { /* this is a tad stupid of the hardware, but there's no non-rcomp * z16/z24 texture formats to be had, we have to suffer and lose * some precision to handle this case. */ if (ss->pipe.compare_mode != PIPE_TEX_COMPARE_R_TO_TEXTURE) { if (fmt->nv40 == NV40_3D_TEX_FORMAT_FORMAT_Z16) format |= NV40_3D_TEX_FORMAT_FORMAT_A8L8; else if (fmt->nv40 == NV40_3D_TEX_FORMAT_FORMAT_Z24) format |= NV40_3D_TEX_FORMAT_FORMAT_A16L16; else format |= fmt->nv40; } else { format |= fmt->nv40; } enable |= (min_lod << 19) | (max_lod << 7); enable |= NV40_3D_TEX_ENABLE_ENABLE; BEGIN_NV04(push, NV40_3D(TEX_SIZE1(unit)), 1); PUSH_DATA (push, sv->npot_size1); } else { /* this is a tad stupid of the hardware, but there's no non-rcomp * z16/z24 texture formats to be had, we have to suffer and lose * some precision to handle this case. */ if (ss->pipe.compare_mode != PIPE_TEX_COMPARE_R_TO_TEXTURE) { if (fmt->nv30 == NV30_3D_TEX_FORMAT_FORMAT_Z16) { if (ss->pipe.normalized_coords) format |= NV30_3D_TEX_FORMAT_FORMAT_A8L8; else format |= NV30_3D_TEX_FORMAT_FORMAT_A8L8_RECT; } else if (fmt->nv30 == NV30_3D_TEX_FORMAT_FORMAT_Z24) { if (ss->pipe.normalized_coords) format |= NV30_3D_TEX_FORMAT_FORMAT_HILO16; else format |= NV30_3D_TEX_FORMAT_FORMAT_HILO16_RECT; } else { if (ss->pipe.normalized_coords) format |= fmt->nv30; else format |= fmt->nv30_rect; } } else { if (ss->pipe.normalized_coords) format |= fmt->nv30; else format |= fmt->nv30_rect; } enable |= NV30_3D_TEX_ENABLE_ENABLE; enable |= (min_lod << 18) | (max_lod << 6); } BEGIN_NV04(push, NV30_3D(TEX_OFFSET(unit)), 8); PUSH_MTHDl(push, NV30_3D(TEX_OFFSET(unit)), BUFCTX_FRAGTEX(unit), mt->base.bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD); PUSH_MTHDs(push, NV30_3D(TEX_FORMAT(unit)), BUFCTX_FRAGTEX(unit), mt->base.bo, format, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD, NV30_3D_TEX_FORMAT_DMA0, NV30_3D_TEX_FORMAT_DMA1); PUSH_DATA (push, sv->wrap | (ss->wrap & sv->wrap_mask)); PUSH_DATA (push, enable); PUSH_DATA (push, sv->swz); PUSH_DATA (push, filter); PUSH_DATA (push, sv->npot_size0); PUSH_DATA (push, ss->bcol); BEGIN_NV04(push, NV30_3D(TEX_FILTER_OPTIMIZATION(unit)), 1); PUSH_DATA (push, nv30->config.filter); } else { BEGIN_NV04(push, NV30_3D(TEX_ENABLE(unit)), 1); PUSH_DATA (push, 0); } dirty &= ~(1 << unit); } nv30->fragprog.dirty_samplers = 0; } static void nv30_fragtex_sampler_states_bind(struct pipe_context *pipe, unsigned nr, void **hwcso) { struct nv30_context *nv30 = nv30_context(pipe); unsigned i; for (i = 0; i < nr; i++) { nv30->fragprog.samplers[i] = hwcso[i]; nv30->fragprog.dirty_samplers |= (1 << i); } for (; i < nv30->fragprog.num_samplers; i++) { nv30->fragprog.samplers[i] = NULL; nv30->fragprog.dirty_samplers |= (1 << i); } nv30->fragprog.num_samplers = nr; nv30->dirty |= NV30_NEW_FRAGTEX; } static void nv30_fragtex_set_sampler_views(struct pipe_context *pipe, unsigned nr, struct pipe_sampler_view **views) { struct nv30_context *nv30 = nv30_context(pipe); unsigned i; for (i = 0; i < nr; i++) { nouveau_bufctx_reset(nv30->bufctx, BUFCTX_FRAGTEX(i)); pipe_sampler_view_reference(&nv30->fragprog.textures[i], views[i]); nv30->fragprog.dirty_samplers |= (1 << i); } for (; i < nv30->fragprog.num_textures; i++) { nouveau_bufctx_reset(nv30->bufctx, BUFCTX_FRAGTEX(i)); pipe_sampler_view_reference(&nv30->fragprog.textures[i], NULL); nv30->fragprog.dirty_samplers |= (1 << i); } nv30->fragprog.num_textures = nr; nv30->dirty |= NV30_NEW_FRAGTEX; } void nv30_fragtex_init(struct pipe_context *pipe) { pipe->bind_fragment_sampler_states = nv30_fragtex_sampler_states_bind; pipe->set_fragment_sampler_views = nv30_fragtex_set_sampler_views; }