diff options
Diffstat (limited to 'src/gallium/drivers/nvc0/nvc0_vbo.c')
| -rw-r--r-- | src/gallium/drivers/nvc0/nvc0_vbo.c | 891 |
1 files changed, 0 insertions, 891 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_vbo.c b/src/gallium/drivers/nvc0/nvc0_vbo.c deleted file mode 100644 index 1e9fc6237e3..00000000000 --- a/src/gallium/drivers/nvc0/nvc0_vbo.c +++ /dev/null @@ -1,891 +0,0 @@ -/* - * Copyright 2010 Christoph Bumiller - * - * 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. - */ - -#define NVC0_PUSH_EXPLICIT_SPACE_CHECKING - -#include "pipe/p_context.h" -#include "pipe/p_state.h" -#include "util/u_inlines.h" -#include "util/u_format.h" -#include "translate/translate.h" - -#include "nvc0_context.h" -#include "nvc0_resource.h" - -#include "nvc0_3d.xml.h" - -void -nvc0_vertex_state_delete(struct pipe_context *pipe, - void *hwcso) -{ - struct nvc0_vertex_stateobj *so = hwcso; - - if (so->translate) - so->translate->release(so->translate); - FREE(hwcso); -} - -void * -nvc0_vertex_state_create(struct pipe_context *pipe, - unsigned num_elements, - const struct pipe_vertex_element *elements) -{ - struct nvc0_vertex_stateobj *so; - struct translate_key transkey; - unsigned i; - unsigned src_offset_max = 0; - - so = MALLOC(sizeof(*so) + - num_elements * sizeof(struct nvc0_vertex_element)); - if (!so) - return NULL; - so->num_elements = num_elements; - so->instance_elts = 0; - so->instance_bufs = 0; - so->shared_slots = FALSE; - so->need_conversion = FALSE; - - memset(so->vb_access_size, 0, sizeof(so->vb_access_size)); - - for (i = 0; i < PIPE_MAX_ATTRIBS; ++i) - so->min_instance_div[i] = 0xffffffff; - - transkey.nr_elements = 0; - transkey.output_stride = 0; - - for (i = 0; i < num_elements; ++i) { - const struct pipe_vertex_element *ve = &elements[i]; - const unsigned vbi = ve->vertex_buffer_index; - unsigned size; - enum pipe_format fmt = ve->src_format; - - so->element[i].pipe = elements[i]; - so->element[i].state = nvc0_format_table[fmt].vtx; - - if (!so->element[i].state) { - switch (util_format_get_nr_components(fmt)) { - case 1: fmt = PIPE_FORMAT_R32_FLOAT; break; - case 2: fmt = PIPE_FORMAT_R32G32_FLOAT; break; - case 3: fmt = PIPE_FORMAT_R32G32B32_FLOAT; break; - case 4: fmt = PIPE_FORMAT_R32G32B32A32_FLOAT; break; - default: - assert(0); - FREE(so); - return NULL; - } - so->element[i].state = nvc0_format_table[fmt].vtx; - so->need_conversion = TRUE; - } - size = util_format_get_blocksize(fmt); - - src_offset_max = MAX2(src_offset_max, ve->src_offset); - - if (so->vb_access_size[vbi] < (ve->src_offset + size)) - so->vb_access_size[vbi] = ve->src_offset + size; - - if (unlikely(ve->instance_divisor)) { - so->instance_elts |= 1 << i; - so->instance_bufs |= 1 << vbi; - if (ve->instance_divisor < so->min_instance_div[vbi]) - so->min_instance_div[vbi] = ve->instance_divisor; - } - - if (1) { - unsigned ca; - unsigned j = transkey.nr_elements++; - - ca = util_format_description(fmt)->channel[0].size / 8; - if (ca != 1 && ca != 2) - ca = 4; - - transkey.element[j].type = TRANSLATE_ELEMENT_NORMAL; - transkey.element[j].input_format = ve->src_format; - transkey.element[j].input_buffer = vbi; - transkey.element[j].input_offset = ve->src_offset; - transkey.element[j].instance_divisor = ve->instance_divisor; - - transkey.output_stride = align(transkey.output_stride, ca); - transkey.element[j].output_format = fmt; - transkey.element[j].output_offset = transkey.output_stride; - transkey.output_stride += size; - - so->element[i].state_alt = so->element[i].state; - so->element[i].state_alt |= transkey.element[j].output_offset << 7; - } - - so->element[i].state |= i << NVC0_3D_VERTEX_ATTRIB_FORMAT_BUFFER__SHIFT; - } - transkey.output_stride = align(transkey.output_stride, 4); - - so->size = transkey.output_stride; - so->translate = translate_create(&transkey); - - if (so->instance_elts || src_offset_max >= (1 << 14)) - return so; - so->shared_slots = TRUE; - - for (i = 0; i < num_elements; ++i) { - const unsigned b = elements[i].vertex_buffer_index; - const unsigned s = elements[i].src_offset; - so->element[i].state &= ~NVC0_3D_VERTEX_ATTRIB_FORMAT_BUFFER__MASK; - so->element[i].state |= b << NVC0_3D_VERTEX_ATTRIB_FORMAT_BUFFER__SHIFT; - so->element[i].state |= s << NVC0_3D_VERTEX_ATTRIB_FORMAT_OFFSET__SHIFT; - } - return so; -} - -#define NVC0_3D_VERTEX_ATTRIB_INACTIVE \ - NVC0_3D_VERTEX_ATTRIB_FORMAT_TYPE_FLOAT | \ - NVC0_3D_VERTEX_ATTRIB_FORMAT_SIZE_32 | NVC0_3D_VERTEX_ATTRIB_FORMAT_CONST - -#define VTX_ATTR(a, c, t, s) \ - ((NVC0_3D_VTX_ATTR_DEFINE_TYPE_##t) | \ - (NVC0_3D_VTX_ATTR_DEFINE_SIZE_##s) | \ - ((a) << NVC0_3D_VTX_ATTR_DEFINE_ATTR__SHIFT) | \ - ((c) << NVC0_3D_VTX_ATTR_DEFINE_COMP__SHIFT)) - -static void -nvc0_set_constant_vertex_attrib(struct nvc0_context *nvc0, const unsigned a) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - struct pipe_vertex_element *ve = &nvc0->vertex->element[a].pipe; - struct pipe_vertex_buffer *vb = &nvc0->vtxbuf[ve->vertex_buffer_index]; - uint32_t mode; - const struct util_format_description *desc; - void *dst; - const void *src = (const uint8_t *)vb->user_buffer + ve->src_offset; - assert(!vb->buffer); - - desc = util_format_description(ve->src_format); - - PUSH_SPACE(push, 6); - BEGIN_NVC0(push, NVC0_3D(VTX_ATTR_DEFINE), 5); - dst = &push->cur[1]; - if (desc->channel[0].pure_integer) { - if (desc->channel[0].type == UTIL_FORMAT_TYPE_SIGNED) { - mode = VTX_ATTR(a, 4, SINT, 32); - desc->unpack_rgba_sint(dst, 0, src, 0, 1, 1); - } else { - mode = VTX_ATTR(a, 4, UINT, 32); - desc->unpack_rgba_uint(dst, 0, src, 0, 1, 1); - } - } else { - mode = VTX_ATTR(a, 4, FLOAT, 32); - desc->unpack_rgba_float(dst, 0, src, 0, 1, 1); - } - push->cur[0] = mode; - push->cur += 5; -} - -static INLINE void -nvc0_user_vbuf_range(struct nvc0_context *nvc0, int vbi, - uint32_t *base, uint32_t *size) -{ - if (unlikely(nvc0->vertex->instance_bufs & (1 << vbi))) { - const uint32_t div = nvc0->vertex->min_instance_div[vbi]; - *base = nvc0->instance_off * nvc0->vtxbuf[vbi].stride; - *size = (nvc0->instance_max / div) * nvc0->vtxbuf[vbi].stride + - nvc0->vertex->vb_access_size[vbi]; - } else { - /* NOTE: if there are user buffers, we *must* have index bounds */ - assert(nvc0->vb_elt_limit != ~0); - *base = nvc0->vb_elt_first * nvc0->vtxbuf[vbi].stride; - *size = nvc0->vb_elt_limit * nvc0->vtxbuf[vbi].stride + - nvc0->vertex->vb_access_size[vbi]; - } -} - -static INLINE void -nvc0_release_user_vbufs(struct nvc0_context *nvc0) -{ - if (nvc0->vbo_user) { - nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_VTX_TMP); - nouveau_scratch_done(&nvc0->base); - } -} - -static void -nvc0_update_user_vbufs(struct nvc0_context *nvc0) -{ - uint64_t address[PIPE_MAX_ATTRIBS]; - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - int i; - uint32_t written = 0; - - PUSH_SPACE(push, nvc0->vertex->num_elements * 8); - for (i = 0; i < nvc0->vertex->num_elements; ++i) { - struct pipe_vertex_element *ve = &nvc0->vertex->element[i].pipe; - const unsigned b = ve->vertex_buffer_index; - struct pipe_vertex_buffer *vb = &nvc0->vtxbuf[b]; - uint32_t base, size; - - if (!(nvc0->vbo_user & (1 << b))) - continue; - if (!vb->stride) { - nvc0_set_constant_vertex_attrib(nvc0, i); - continue; - } - nvc0_user_vbuf_range(nvc0, b, &base, &size); - - if (!(written & (1 << b))) { - struct nouveau_bo *bo; - const uint32_t bo_flags = NOUVEAU_BO_RD | NOUVEAU_BO_GART; - written |= 1 << b; - address[b] = nouveau_scratch_data(&nvc0->base, vb->user_buffer, - base, size, &bo); - if (bo) - BCTX_REFN_bo(nvc0->bufctx_3d, VTX_TMP, bo_flags, bo); - - NOUVEAU_DRV_STAT(&nvc0->screen->base, user_buffer_upload_bytes, size); - } - - BEGIN_1IC0(push, NVC0_3D(MACRO_VERTEX_ARRAY_SELECT), 5); - PUSH_DATA (push, i); - PUSH_DATAh(push, address[b] + base + size - 1); - PUSH_DATA (push, address[b] + base + size - 1); - PUSH_DATAh(push, address[b] + ve->src_offset); - PUSH_DATA (push, address[b] + ve->src_offset); - } - nvc0->base.vbo_dirty = TRUE; -} - -static void -nvc0_update_user_vbufs_shared(struct nvc0_context *nvc0) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - uint32_t mask = nvc0->vbo_user & ~nvc0->constant_vbos; - - PUSH_SPACE(push, nvc0->num_vtxbufs * 8); - while (mask) { - struct nouveau_bo *bo; - const uint32_t bo_flags = NOUVEAU_BO_RD | NOUVEAU_BO_GART; - uint64_t address; - uint32_t base, size; - const int b = ffs(mask) - 1; - mask &= ~(1 << b); - - nvc0_user_vbuf_range(nvc0, b, &base, &size); - - address = nouveau_scratch_data(&nvc0->base, nvc0->vtxbuf[b].user_buffer, - base, size, &bo); - if (bo) - BCTX_REFN_bo(nvc0->bufctx_3d, VTX_TMP, bo_flags, bo); - - BEGIN_1IC0(push, NVC0_3D(MACRO_VERTEX_ARRAY_SELECT), 5); - PUSH_DATA (push, b); - PUSH_DATAh(push, address + base + size - 1); - PUSH_DATA (push, address + base + size - 1); - PUSH_DATAh(push, address); - PUSH_DATA (push, address); - - NOUVEAU_DRV_STAT(&nvc0->screen->base, user_buffer_upload_bytes, size); - } - - mask = nvc0->state.constant_elts; - while (mask) { - int i = ffs(mask) - 1; - mask &= ~(1 << i); - nvc0_set_constant_vertex_attrib(nvc0, i); - } -} - -static void -nvc0_validate_vertex_buffers(struct nvc0_context *nvc0) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - const struct nvc0_vertex_stateobj *vertex = nvc0->vertex; - uint32_t refd = 0; - unsigned i; - - PUSH_SPACE(push, vertex->num_elements * 8); - for (i = 0; i < vertex->num_elements; ++i) { - const struct nvc0_vertex_element *ve; - const struct pipe_vertex_buffer *vb; - struct nv04_resource *res; - unsigned b; - unsigned limit, offset; - - if (nvc0->state.constant_elts & (1 << i)) - continue; - ve = &vertex->element[i]; - b = ve->pipe.vertex_buffer_index; - vb = &nvc0->vtxbuf[b]; - - if (!vb->buffer) { - if (vb->stride) { - if (ve->pipe.instance_divisor) { - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_DIVISOR(i)), 1); - PUSH_DATA (push, ve->pipe.instance_divisor); - } - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(i)), 1); - PUSH_DATA (push, (1 << 12) | vb->stride); - } - /* address/value set in nvc0_update_user_vbufs */ - continue; - } - res = nv04_resource(vb->buffer); - offset = ve->pipe.src_offset + vb->buffer_offset; - limit = vb->buffer->width0 - 1; - - if (unlikely(ve->pipe.instance_divisor)) { - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(i)), 4); - PUSH_DATA (push, (1 << 12) | vb->stride); - PUSH_DATAh(push, res->address + offset); - PUSH_DATA (push, res->address + offset); - PUSH_DATA (push, ve->pipe.instance_divisor); - } else { - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(i)), 3); - PUSH_DATA (push, (1 << 12) | vb->stride); - PUSH_DATAh(push, res->address + offset); - PUSH_DATA (push, res->address + offset); - } - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_LIMIT_HIGH(i)), 2); - PUSH_DATAh(push, res->address + limit); - PUSH_DATA (push, res->address + limit); - - if (!(refd & (1 << b))) { - refd |= 1 << b; - BCTX_REFN(nvc0->bufctx_3d, VTX, res, RD); - } - } - if (nvc0->vbo_user) - nvc0_update_user_vbufs(nvc0); -} - -static void -nvc0_validate_vertex_buffers_shared(struct nvc0_context *nvc0) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - unsigned b; - const uint32_t mask = nvc0->vbo_user; - - PUSH_SPACE(push, nvc0->num_vtxbufs * 8); - for (b = 0; b < nvc0->num_vtxbufs; ++b) { - struct pipe_vertex_buffer *vb = &nvc0->vtxbuf[b]; - struct nv04_resource *buf; - uint32_t offset, limit; - - if (mask & (1 << b)) { - if (vb->stride) { - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(b)), 1); - PUSH_DATA (push, NVC0_3D_VERTEX_ARRAY_FETCH_ENABLE | vb->stride); - } - /* address/value set in nvc0_update_user_vbufs_shared */ - continue; - } - buf = nv04_resource(vb->buffer); - offset = vb->buffer_offset; - limit = buf->base.width0 - 1; - - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(b)), 3); - PUSH_DATA (push, NVC0_3D_VERTEX_ARRAY_FETCH_ENABLE | vb->stride); - PUSH_DATAh(push, buf->address + offset); - PUSH_DATA (push, buf->address + offset); - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_LIMIT_HIGH(b)), 2); - PUSH_DATAh(push, buf->address + limit); - PUSH_DATA (push, buf->address + limit); - - BCTX_REFN(nvc0->bufctx_3d, VTX, buf, RD); - } - if (nvc0->vbo_user) - nvc0_update_user_vbufs_shared(nvc0); -} - -void -nvc0_vertex_arrays_validate(struct nvc0_context *nvc0) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - struct nvc0_vertex_stateobj *vertex = nvc0->vertex; - struct nvc0_vertex_element *ve; - uint32_t const_vbos; - unsigned i; - uint8_t vbo_mode; - boolean update_vertex; - - nouveau_bufctx_reset(nvc0->bufctx_3d, NVC0_BIND_VTX); - - if (unlikely(vertex->need_conversion) || - unlikely(nvc0->vertprog->vp.edgeflag < PIPE_MAX_ATTRIBS)) { - vbo_mode = 3; - } else { - vbo_mode = (nvc0->vbo_user && nvc0->vbo_push_hint) ? 1 : 0; - } - const_vbos = vbo_mode ? 0 : nvc0->constant_vbos; - - update_vertex = (nvc0->dirty & NVC0_NEW_VERTEX) || - (const_vbos != nvc0->state.constant_vbos) || - (vbo_mode != nvc0->state.vbo_mode); - - if (update_vertex) { - const unsigned n = MAX2(vertex->num_elements, nvc0->state.num_vtxelts); - - nvc0->state.constant_vbos = const_vbos; - nvc0->state.constant_elts = 0; - nvc0->state.num_vtxelts = vertex->num_elements; - nvc0->state.vbo_mode = vbo_mode; - - if (unlikely(vbo_mode)) { - if (unlikely(nvc0->state.instance_elts & 3)) { - /* translate mode uses only 2 vertex buffers */ - nvc0->state.instance_elts &= ~3; - PUSH_SPACE(push, 3); - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_PER_INSTANCE(0)), 2); - PUSH_DATA (push, 0); - PUSH_DATA (push, 0); - } - - PUSH_SPACE(push, n * 2 + 4); - - BEGIN_NVC0(push, NVC0_3D(VERTEX_ATTRIB_FORMAT(0)), n); - for (i = 0; i < vertex->num_elements; ++i) - PUSH_DATA(push, vertex->element[i].state_alt); - for (; i < n; ++i) - PUSH_DATA(push, NVC0_3D_VERTEX_ATTRIB_INACTIVE); - - BEGIN_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(0)), 1); - PUSH_DATA (push, (1 << 12) | vertex->size); - for (i = 1; i < n; ++i) - IMMED_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(i)), 0); - } else { - uint32_t *restrict data; - - if (unlikely(vertex->instance_elts != nvc0->state.instance_elts)) { - nvc0->state.instance_elts = vertex->instance_elts; - assert(n); /* if (n == 0), both masks should be 0 */ - PUSH_SPACE(push, 3); - BEGIN_NVC0(push, NVC0_3D(MACRO_VERTEX_ARRAY_PER_INSTANCE), 2); - PUSH_DATA (push, n); - PUSH_DATA (push, vertex->instance_elts); - } - - PUSH_SPACE(push, n * 2 + 1); - BEGIN_NVC0(push, NVC0_3D(VERTEX_ATTRIB_FORMAT(0)), n); - data = push->cur; - push->cur += n; - for (i = 0; i < vertex->num_elements; ++i) { - ve = &vertex->element[i]; - data[i] = ve->state; - if (unlikely(const_vbos & (1 << ve->pipe.vertex_buffer_index))) { - nvc0->state.constant_elts |= 1 << i; - data[i] |= NVC0_3D_VERTEX_ATTRIB_FORMAT_CONST; - IMMED_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(i)), 0); - } - } - for (; i < n; ++i) { - data[i] = NVC0_3D_VERTEX_ATTRIB_INACTIVE; - IMMED_NVC0(push, NVC0_3D(VERTEX_ARRAY_FETCH(i)), 0); - } - } - } - if (nvc0->state.vbo_mode) /* using translate, don't set up arrays here */ - return; - - if (vertex->shared_slots) - nvc0_validate_vertex_buffers_shared(nvc0); - else - nvc0_validate_vertex_buffers(nvc0); -} - -void -nvc0_idxbuf_validate(struct nvc0_context *nvc0) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - struct nv04_resource *buf = nv04_resource(nvc0->idxbuf.buffer); - - assert(buf); - assert(nouveau_resource_mapped_by_gpu(&buf->base)); - - PUSH_SPACE(push, 6); - BEGIN_NVC0(push, NVC0_3D(INDEX_ARRAY_START_HIGH), 5); - PUSH_DATAh(push, buf->address + nvc0->idxbuf.offset); - PUSH_DATA (push, buf->address + nvc0->idxbuf.offset); - PUSH_DATAh(push, buf->address + buf->base.width0 - 1); - PUSH_DATA (push, buf->address + buf->base.width0 - 1); - PUSH_DATA (push, nvc0->idxbuf.index_size >> 1); - - BCTX_REFN(nvc0->bufctx_3d, IDX, buf, RD); -} - -#define NVC0_PRIM_GL_CASE(n) \ - case PIPE_PRIM_##n: return NVC0_3D_VERTEX_BEGIN_GL_PRIMITIVE_##n - -static INLINE unsigned -nvc0_prim_gl(unsigned prim) -{ - switch (prim) { - NVC0_PRIM_GL_CASE(POINTS); - NVC0_PRIM_GL_CASE(LINES); - NVC0_PRIM_GL_CASE(LINE_LOOP); - NVC0_PRIM_GL_CASE(LINE_STRIP); - NVC0_PRIM_GL_CASE(TRIANGLES); - NVC0_PRIM_GL_CASE(TRIANGLE_STRIP); - NVC0_PRIM_GL_CASE(TRIANGLE_FAN); - NVC0_PRIM_GL_CASE(QUADS); - NVC0_PRIM_GL_CASE(QUAD_STRIP); - NVC0_PRIM_GL_CASE(POLYGON); - NVC0_PRIM_GL_CASE(LINES_ADJACENCY); - NVC0_PRIM_GL_CASE(LINE_STRIP_ADJACENCY); - NVC0_PRIM_GL_CASE(TRIANGLES_ADJACENCY); - NVC0_PRIM_GL_CASE(TRIANGLE_STRIP_ADJACENCY); - /* - NVC0_PRIM_GL_CASE(PATCHES); */ - default: - return NVC0_3D_VERTEX_BEGIN_GL_PRIMITIVE_POINTS; - } -} - -static void -nvc0_draw_vbo_kick_notify(struct nouveau_pushbuf *push) -{ - struct nvc0_screen *screen = push->user_priv; - - nouveau_fence_update(&screen->base, TRUE); - - NOUVEAU_DRV_STAT(&screen->base, pushbuf_count, 1); -} - -static void -nvc0_draw_arrays(struct nvc0_context *nvc0, - unsigned mode, unsigned start, unsigned count, - unsigned instance_count) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - unsigned prim; - - if (nvc0->state.index_bias) { - PUSH_SPACE(push, 1); - IMMED_NVC0(push, NVC0_3D(VB_ELEMENT_BASE), 0); - nvc0->state.index_bias = 0; - } - - prim = nvc0_prim_gl(mode); - - while (instance_count--) { - PUSH_SPACE(push, 6); - BEGIN_NVC0(push, NVC0_3D(VERTEX_BEGIN_GL), 1); - PUSH_DATA (push, prim); - BEGIN_NVC0(push, NVC0_3D(VERTEX_BUFFER_FIRST), 2); - PUSH_DATA (push, start); - PUSH_DATA (push, count); - IMMED_NVC0(push, NVC0_3D(VERTEX_END_GL), 0); - - prim |= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT; - } - NOUVEAU_DRV_STAT(&nvc0->screen->base, draw_calls_array, 1); -} - -static void -nvc0_draw_elements_inline_u08(struct nouveau_pushbuf *push, const uint8_t *map, - unsigned start, unsigned count) -{ - map += start; - - if (count & 3) { - unsigned i; - PUSH_SPACE(push, 4); - BEGIN_NIC0(push, NVC0_3D(VB_ELEMENT_U32), count & 3); - for (i = 0; i < (count & 3); ++i) - PUSH_DATA(push, *map++); - count &= ~3; - } - while (count) { - unsigned i, nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN * 4) / 4; - - PUSH_SPACE(push, nr + 1); - BEGIN_NIC0(push, NVC0_3D(VB_ELEMENT_U8), nr); - for (i = 0; i < nr; ++i) { - PUSH_DATA(push, - (map[3] << 24) | (map[2] << 16) | (map[1] << 8) | map[0]); - map += 4; - } - count -= nr * 4; - } -} - -static void -nvc0_draw_elements_inline_u16(struct nouveau_pushbuf *push, const uint16_t *map, - unsigned start, unsigned count) -{ - map += start; - - if (count & 1) { - count &= ~1; - PUSH_SPACE(push, 2); - BEGIN_NVC0(push, NVC0_3D(VB_ELEMENT_U32), 1); - PUSH_DATA (push, *map++); - } - while (count) { - unsigned i, nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN * 2) / 2; - - PUSH_SPACE(push, nr + 1); - BEGIN_NIC0(push, NVC0_3D(VB_ELEMENT_U16), nr); - for (i = 0; i < nr; ++i) { - PUSH_DATA(push, (map[1] << 16) | map[0]); - map += 2; - } - count -= nr * 2; - } -} - -static void -nvc0_draw_elements_inline_u32(struct nouveau_pushbuf *push, const uint32_t *map, - unsigned start, unsigned count) -{ - map += start; - - while (count) { - const unsigned nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN); - - PUSH_SPACE(push, nr + 1); - BEGIN_NIC0(push, NVC0_3D(VB_ELEMENT_U32), nr); - PUSH_DATAp(push, map, nr); - - map += nr; - count -= nr; - } -} - -static void -nvc0_draw_elements_inline_u32_short(struct nouveau_pushbuf *push, - const uint32_t *map, - unsigned start, unsigned count) -{ - map += start; - - if (count & 1) { - count--; - PUSH_SPACE(push, 1); - BEGIN_NVC0(push, NVC0_3D(VB_ELEMENT_U32), 1); - PUSH_DATA (push, *map++); - } - while (count) { - unsigned i, nr = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN * 2) / 2; - - PUSH_SPACE(push, nr + 1); - BEGIN_NIC0(push, NVC0_3D(VB_ELEMENT_U16), nr); - for (i = 0; i < nr; ++i) { - PUSH_DATA(push, (map[1] << 16) | map[0]); - map += 2; - } - count -= nr * 2; - } -} - -static void -nvc0_draw_elements(struct nvc0_context *nvc0, boolean shorten, - unsigned mode, unsigned start, unsigned count, - unsigned instance_count, int32_t index_bias) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - unsigned prim; - const unsigned index_size = nvc0->idxbuf.index_size; - - prim = nvc0_prim_gl(mode); - - if (index_bias != nvc0->state.index_bias) { - PUSH_SPACE(push, 2); - BEGIN_NVC0(push, NVC0_3D(VB_ELEMENT_BASE), 1); - PUSH_DATA (push, index_bias); - nvc0->state.index_bias = index_bias; - } - - if (nvc0->idxbuf.buffer) { - PUSH_SPACE(push, 1); - IMMED_NVC0(push, NVC0_3D(VERTEX_BEGIN_GL), prim); - do { - PUSH_SPACE(push, 7); - BEGIN_NVC0(push, NVC0_3D(INDEX_BATCH_FIRST), 2); - PUSH_DATA (push, start); - PUSH_DATA (push, count); - if (--instance_count) { - BEGIN_NVC0(push, NVC0_3D(VERTEX_END_GL), 2); - PUSH_DATA (push, 0); - PUSH_DATA (push, prim | NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT); - } - } while (instance_count); - IMMED_NVC0(push, NVC0_3D(VERTEX_END_GL), 0); - } else { - const void *data = nvc0->idxbuf.user_buffer; - - while (instance_count--) { - PUSH_SPACE(push, 2); - BEGIN_NVC0(push, NVC0_3D(VERTEX_BEGIN_GL), 1); - PUSH_DATA (push, prim); - switch (index_size) { - case 1: - nvc0_draw_elements_inline_u08(push, data, start, count); - break; - case 2: - nvc0_draw_elements_inline_u16(push, data, start, count); - break; - case 4: - if (shorten) - nvc0_draw_elements_inline_u32_short(push, data, start, count); - else - nvc0_draw_elements_inline_u32(push, data, start, count); - break; - default: - assert(0); - return; - } - PUSH_SPACE(push, 1); - IMMED_NVC0(push, NVC0_3D(VERTEX_END_GL), 0); - - prim |= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT; - } - } - NOUVEAU_DRV_STAT(&nvc0->screen->base, draw_calls_indexed, 1); -} - -static void -nvc0_draw_stream_output(struct nvc0_context *nvc0, - const struct pipe_draw_info *info) -{ - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - struct nvc0_so_target *so = nvc0_so_target(info->count_from_stream_output); - struct nv04_resource *res = nv04_resource(so->pipe.buffer); - unsigned mode = nvc0_prim_gl(info->mode); - unsigned num_instances = info->instance_count; - - if (res->status & NOUVEAU_BUFFER_STATUS_GPU_WRITING) { - res->status &= ~NOUVEAU_BUFFER_STATUS_GPU_WRITING; - PUSH_SPACE(push, 2); - IMMED_NVC0(push, NVC0_3D(SERIALIZE), 0); - nvc0_query_fifo_wait(push, so->pq); - IMMED_NVC0(push, NVC0_3D(VERTEX_ARRAY_FLUSH), 0); - - NOUVEAU_DRV_STAT(&nvc0->screen->base, gpu_serialize_count, 1); - } - - while (num_instances--) { - PUSH_SPACE(push, 8); - BEGIN_NVC0(push, NVC0_3D(VERTEX_BEGIN_GL), 1); - PUSH_DATA (push, mode); - BEGIN_NVC0(push, NVC0_3D(DRAW_TFB_BASE), 1); - PUSH_DATA (push, 0); - BEGIN_NVC0(push, NVC0_3D(DRAW_TFB_STRIDE), 1); - PUSH_DATA (push, so->stride); - BEGIN_NVC0(push, NVC0_3D(DRAW_TFB_BYTES), 1); - nvc0_query_pushbuf_submit(push, so->pq, 0x4); - IMMED_NVC0(push, NVC0_3D(VERTEX_END_GL), 0); - - mode |= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT; - } -} - -void -nvc0_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) -{ - struct nvc0_context *nvc0 = nvc0_context(pipe); - struct nouveau_pushbuf *push = nvc0->base.pushbuf; - - /* NOTE: caller must ensure that (min_index + index_bias) is >= 0 */ - nvc0->vb_elt_first = info->min_index + info->index_bias; - nvc0->vb_elt_limit = info->max_index - info->min_index; - nvc0->instance_off = info->start_instance; - nvc0->instance_max = info->instance_count - 1; - - /* For picking only a few vertices from a large user buffer, push is better, - * if index count is larger and we expect repeated vertices, suggest upload. - */ - nvc0->vbo_push_hint = - info->indexed && (nvc0->vb_elt_limit >= (info->count * 2)); - - /* Check whether we want to switch vertex-submission mode. */ - if (nvc0->vbo_user && !(nvc0->dirty & (NVC0_NEW_ARRAYS | NVC0_NEW_VERTEX))) { - if (nvc0->vbo_push_hint != !!nvc0->state.vbo_mode) - if (nvc0->state.vbo_mode != 3) - nvc0->dirty |= NVC0_NEW_ARRAYS; - - if (!(nvc0->dirty & NVC0_NEW_ARRAYS) && nvc0->state.vbo_mode == 0) { - if (nvc0->vertex->shared_slots) - nvc0_update_user_vbufs_shared(nvc0); - else - nvc0_update_user_vbufs(nvc0); - } - } - - /* 8 as minimum to avoid immediate double validation of new buffers */ - nvc0_state_validate(nvc0, ~0, 8); - - push->kick_notify = nvc0_draw_vbo_kick_notify; - - if (nvc0->state.vbo_mode) { - nvc0_push_vbo(nvc0, info); - push->kick_notify = nvc0_default_kick_notify; - return; - } - - /* space for base instance, flush, and prim restart */ - PUSH_SPACE(push, 8); - - if (nvc0->state.instance_base != info->start_instance) { - nvc0->state.instance_base = info->start_instance; - /* NOTE: this does not affect the shader input, should it ? */ - BEGIN_NVC0(push, NVC0_3D(VB_INSTANCE_BASE), 1); - PUSH_DATA (push, info->start_instance); - } - - if (nvc0->base.vbo_dirty) { - IMMED_NVC0(push, NVC0_3D(VERTEX_ARRAY_FLUSH), 0); - nvc0->base.vbo_dirty = FALSE; - } - - if (info->indexed) { - boolean shorten = info->max_index <= 65535; - - if (info->primitive_restart != nvc0->state.prim_restart) { - if (info->primitive_restart) { - BEGIN_NVC0(push, NVC0_3D(PRIM_RESTART_ENABLE), 2); - PUSH_DATA (push, 1); - PUSH_DATA (push, info->restart_index); - - if (info->restart_index > 65535) - shorten = FALSE; - } else { - IMMED_NVC0(push, NVC0_3D(PRIM_RESTART_ENABLE), 0); - } - nvc0->state.prim_restart = info->primitive_restart; - } else - if (info->primitive_restart) { - BEGIN_NVC0(push, NVC0_3D(PRIM_RESTART_INDEX), 1); - PUSH_DATA (push, info->restart_index); - - if (info->restart_index > 65535) - shorten = FALSE; - } - - nvc0_draw_elements(nvc0, shorten, - info->mode, info->start, info->count, - info->instance_count, info->index_bias); - } else - if (unlikely(info->count_from_stream_output)) { - nvc0_draw_stream_output(nvc0, info); - } else { - nvc0_draw_arrays(nvc0, - info->mode, info->start, info->count, - info->instance_count); - } - push->kick_notify = nvc0_default_kick_notify; - - nvc0_release_user_vbufs(nvc0); -} |