0,0 → 1,891 |
/* |
* 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); |
} |