0,0 → 1,639 |
/* |
* 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_format.h" |
#include "util/u_inlines.h" |
#include "translate/translate.h" |
|
#include "nouveau_fence.h" |
#include "nv_object.xml.h" |
#include "nv30/nv30-40_3d.xml.h" |
#include "nv30/nv30_context.h" |
#include "nv30/nv30_format.h" |
|
static void |
nv30_emit_vtxattr(struct nv30_context *nv30, struct pipe_vertex_buffer *vb, |
struct pipe_vertex_element *ve, unsigned attr) |
{ |
const unsigned nc = util_format_get_nr_components(ve->src_format); |
struct nouveau_pushbuf *push = nv30->base.pushbuf; |
struct nv04_resource *res = nv04_resource(vb->buffer); |
const struct util_format_description *desc = |
util_format_description(ve->src_format); |
const void *data; |
float v[4]; |
|
data = nouveau_resource_map_offset(&nv30->base, res, vb->buffer_offset + |
ve->src_offset, NOUVEAU_BO_RD); |
|
desc->unpack_rgba_float(v, 0, data, 0, 1, 1); |
|
switch (nc) { |
case 4: |
BEGIN_NV04(push, NV30_3D(VTX_ATTR_4F(attr)), 4); |
PUSH_DATAf(push, v[0]); |
PUSH_DATAf(push, v[1]); |
PUSH_DATAf(push, v[2]); |
PUSH_DATAf(push, v[3]); |
break; |
case 3: |
BEGIN_NV04(push, NV30_3D(VTX_ATTR_3F(attr)), 3); |
PUSH_DATAf(push, v[0]); |
PUSH_DATAf(push, v[1]); |
PUSH_DATAf(push, v[2]); |
break; |
case 2: |
BEGIN_NV04(push, NV30_3D(VTX_ATTR_2F(attr)), 2); |
PUSH_DATAf(push, v[0]); |
PUSH_DATAf(push, v[1]); |
break; |
case 1: |
BEGIN_NV04(push, NV30_3D(VTX_ATTR_1F(attr)), 1); |
PUSH_DATAf(push, v[0]); |
break; |
default: |
assert(0); |
break; |
} |
} |
|
static INLINE void |
nv30_vbuf_range(struct nv30_context *nv30, int vbi, |
uint32_t *base, uint32_t *size) |
{ |
assert(nv30->vbo_max_index != ~0); |
*base = nv30->vbo_min_index * nv30->vtxbuf[vbi].stride; |
*size = (nv30->vbo_max_index - |
nv30->vbo_min_index + 1) * nv30->vtxbuf[vbi].stride; |
} |
|
static void |
nv30_prevalidate_vbufs(struct nv30_context *nv30) |
{ |
struct pipe_vertex_buffer *vb; |
struct nv04_resource *buf; |
int i; |
uint32_t base, size; |
|
nv30->vbo_fifo = nv30->vbo_user = 0; |
|
for (i = 0; i < nv30->num_vtxbufs; i++) { |
vb = &nv30->vtxbuf[i]; |
if (!vb->stride || !vb->buffer) /* NOTE: user_buffer not implemented */ |
continue; |
buf = nv04_resource(vb->buffer); |
|
/* NOTE: user buffers with temporary storage count as mapped by GPU */ |
if (!nouveau_resource_mapped_by_gpu(vb->buffer)) { |
if (nv30->vbo_push_hint) { |
nv30->vbo_fifo = ~0; |
continue; |
} else { |
if (buf->status & NOUVEAU_BUFFER_STATUS_USER_MEMORY) { |
nv30->vbo_user |= 1 << i; |
assert(vb->stride > vb->buffer_offset); |
nv30_vbuf_range(nv30, i, &base, &size); |
nouveau_user_buffer_upload(&nv30->base, buf, base, size); |
} else { |
nouveau_buffer_migrate(&nv30->base, buf, NOUVEAU_BO_GART); |
} |
nv30->base.vbo_dirty = TRUE; |
} |
} |
} |
} |
|
static void |
nv30_update_user_vbufs(struct nv30_context *nv30) |
{ |
struct nouveau_pushbuf *push = nv30->base.pushbuf; |
uint32_t base, offset, size; |
int i; |
uint32_t written = 0; |
|
for (i = 0; i < nv30->vertex->num_elements; i++) { |
struct pipe_vertex_element *ve = &nv30->vertex->pipe[i]; |
const int b = ve->vertex_buffer_index; |
struct pipe_vertex_buffer *vb = &nv30->vtxbuf[b]; |
struct nv04_resource *buf = nv04_resource(vb->buffer); |
|
if (!(nv30->vbo_user & (1 << b))) |
continue; |
|
if (!vb->stride) { |
nv30_emit_vtxattr(nv30, vb, ve, i); |
continue; |
} |
nv30_vbuf_range(nv30, b, &base, &size); |
|
if (!(written & (1 << b))) { |
written |= 1 << b; |
nouveau_user_buffer_upload(&nv30->base, buf, base, size); |
} |
|
offset = vb->buffer_offset + ve->src_offset; |
|
BEGIN_NV04(push, NV30_3D(VTXBUF(i)), 1); |
PUSH_RESRC(push, NV30_3D(VTXBUF(i)), BUFCTX_VTXTMP, buf, offset, |
NOUVEAU_BO_LOW | NOUVEAU_BO_RD, |
0, NV30_3D_VTXBUF_DMA1); |
} |
nv30->base.vbo_dirty = TRUE; |
} |
|
static INLINE void |
nv30_release_user_vbufs(struct nv30_context *nv30) |
{ |
uint32_t vbo_user = nv30->vbo_user; |
|
while (vbo_user) { |
int i = ffs(vbo_user) - 1; |
vbo_user &= ~(1 << i); |
|
nouveau_buffer_release_gpu_storage(nv04_resource(nv30->vtxbuf[i].buffer)); |
} |
|
nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VTXTMP); |
} |
|
void |
nv30_vbo_validate(struct nv30_context *nv30) |
{ |
struct nouveau_pushbuf *push = nv30->base.pushbuf; |
struct nv30_vertex_stateobj *vertex = nv30->vertex; |
struct pipe_vertex_element *ve; |
struct pipe_vertex_buffer *vb; |
unsigned i, redefine; |
|
nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VTXBUF); |
if (!nv30->vertex || nv30->draw_flags) |
return; |
|
if (unlikely(vertex->need_conversion)) { |
nv30->vbo_fifo = ~0; |
nv30->vbo_user = 0; |
} else { |
nv30_prevalidate_vbufs(nv30); |
} |
|
if (!PUSH_SPACE(push, 128)) |
return; |
|
redefine = MAX2(vertex->num_elements, nv30->state.num_vtxelts); |
BEGIN_NV04(push, NV30_3D(VTXFMT(0)), redefine); |
|
for (i = 0; i < vertex->num_elements; i++) { |
ve = &vertex->pipe[i]; |
vb = &nv30->vtxbuf[ve->vertex_buffer_index]; |
|
if (likely(vb->stride) || nv30->vbo_fifo) |
PUSH_DATA (push, (vb->stride << 8) | vertex->element[i].state); |
else |
PUSH_DATA (push, NV30_3D_VTXFMT_TYPE_V32_FLOAT); |
} |
|
for (; i < nv30->state.num_vtxelts; i++) { |
PUSH_DATA (push, NV30_3D_VTXFMT_TYPE_V32_FLOAT); |
} |
|
for (i = 0; i < vertex->num_elements; i++) { |
struct nv04_resource *res; |
unsigned offset; |
boolean user; |
|
ve = &vertex->pipe[i]; |
vb = &nv30->vtxbuf[ve->vertex_buffer_index]; |
user = (nv30->vbo_user & (1 << ve->vertex_buffer_index)); |
|
res = nv04_resource(vb->buffer); |
|
if (nv30->vbo_fifo || unlikely(vb->stride == 0)) { |
if (!nv30->vbo_fifo) |
nv30_emit_vtxattr(nv30, vb, ve, i); |
continue; |
} |
|
offset = ve->src_offset + vb->buffer_offset; |
|
BEGIN_NV04(push, NV30_3D(VTXBUF(i)), 1); |
PUSH_RESRC(push, NV30_3D(VTXBUF(i)), user ? BUFCTX_VTXTMP : BUFCTX_VTXBUF, |
res, offset, NOUVEAU_BO_LOW | NOUVEAU_BO_RD, |
0, NV30_3D_VTXBUF_DMA1); |
} |
|
nv30->state.num_vtxelts = vertex->num_elements; |
} |
|
static void * |
nv30_vertex_state_create(struct pipe_context *pipe, unsigned num_elements, |
const struct pipe_vertex_element *elements) |
{ |
struct nv30_vertex_stateobj *so; |
struct translate_key transkey; |
unsigned i; |
|
assert(num_elements); |
|
so = MALLOC(sizeof(*so) + sizeof(*so->element) * num_elements); |
if (!so) |
return NULL; |
memcpy(so->pipe, elements, sizeof(*elements) * num_elements); |
so->num_elements = num_elements; |
so->need_conversion = FALSE; |
|
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; |
enum pipe_format fmt = ve->src_format; |
|
so->element[i].state = nv30_vtxfmt(pipe->screen, fmt)->hw; |
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 = nv30_vtxfmt(pipe->screen, fmt)->hw; |
so->need_conversion = TRUE; |
} |
|
if (1) { |
unsigned j = transkey.nr_elements++; |
|
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.element[j].output_format = fmt; |
transkey.element[j].output_offset = transkey.output_stride; |
transkey.output_stride += (util_format_get_stride(fmt, 1) + 3) & ~3; |
} |
} |
|
so->translate = translate_create(&transkey); |
so->vtx_size = transkey.output_stride / 4; |
so->vtx_per_packet_max = NV04_PFIFO_MAX_PACKET_LEN / MAX2(so->vtx_size, 1); |
return so; |
} |
|
static void |
nv30_vertex_state_delete(struct pipe_context *pipe, void *hwcso) |
{ |
struct nv30_vertex_stateobj *so = hwcso; |
|
if (so->translate) |
so->translate->release(so->translate); |
FREE(hwcso); |
} |
|
static void |
nv30_vertex_state_bind(struct pipe_context *pipe, void *hwcso) |
{ |
struct nv30_context *nv30 = nv30_context(pipe); |
|
nv30->vertex = hwcso; |
nv30->dirty |= NV30_NEW_VERTEX; |
} |
|
static void |
nv30_draw_arrays(struct nv30_context *nv30, |
unsigned mode, unsigned start, unsigned count, |
unsigned instance_count) |
{ |
struct nouveau_pushbuf *push = nv30->base.pushbuf; |
unsigned prim; |
|
prim = nv30_prim_gl(mode); |
|
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1); |
PUSH_DATA (push, prim); |
while (count) { |
const unsigned mpush = 2047 * 256; |
unsigned npush = (count > mpush) ? mpush : count; |
unsigned wpush = ((npush + 255) & ~255) >> 8; |
|
count -= npush; |
|
BEGIN_NI04(push, NV30_3D(VB_VERTEX_BATCH), wpush); |
while (npush >= 256) { |
PUSH_DATA (push, 0xff000000 | start); |
start += 256; |
npush -= 256; |
} |
|
if (npush) |
PUSH_DATA (push, ((npush - 1) << 24) | start); |
} |
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1); |
PUSH_DATA (push, NV30_3D_VERTEX_BEGIN_END_STOP); |
} |
|
static void |
nv30_draw_elements_inline_u08(struct nouveau_pushbuf *push, const uint8_t *map, |
unsigned start, unsigned count) |
{ |
map += start; |
|
if (count & 1) { |
BEGIN_NV04(push, NV30_3D(VB_ELEMENT_U32), 1); |
PUSH_DATA (push, *map++); |
} |
|
count >>= 1; |
while (count) { |
unsigned npush = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN); |
count -= npush; |
|
BEGIN_NI04(push, NV30_3D(VB_ELEMENT_U16), npush); |
while (npush--) { |
PUSH_DATA (push, (map[1] << 16) | map[0]); |
map += 2; |
} |
} |
|
} |
|
static void |
nv30_draw_elements_inline_u16(struct nouveau_pushbuf *push, const uint16_t *map, |
unsigned start, unsigned count) |
{ |
map += start; |
|
if (count & 1) { |
BEGIN_NV04(push, NV30_3D(VB_ELEMENT_U32), 1); |
PUSH_DATA (push, *map++); |
} |
|
count >>= 1; |
while (count) { |
unsigned npush = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN); |
count -= npush; |
|
BEGIN_NI04(push, NV30_3D(VB_ELEMENT_U16), npush); |
while (npush--) { |
PUSH_DATA (push, (map[1] << 16) | map[0]); |
map += 2; |
} |
} |
} |
|
static void |
nv30_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); |
|
BEGIN_NI04(push, NV30_3D(VB_ELEMENT_U32), nr); |
PUSH_DATAp(push, map, nr); |
|
map += nr; |
count -= nr; |
} |
} |
|
static void |
nv30_draw_elements_inline_u32_short(struct nouveau_pushbuf *push, |
const uint32_t *map, |
unsigned start, unsigned count) |
{ |
map += start; |
|
if (count & 1) { |
BEGIN_NV04(push, NV30_3D(VB_ELEMENT_U32), 1); |
PUSH_DATA (push, *map++); |
} |
|
count >>= 1; |
while (count) { |
unsigned npush = MIN2(count, NV04_PFIFO_MAX_PACKET_LEN);; |
count -= npush; |
|
BEGIN_NI04(push, NV30_3D(VB_ELEMENT_U16), npush); |
while (npush--) { |
PUSH_DATA (push, (map[1] << 16) | map[0]); |
map += 2; |
} |
} |
} |
|
static void |
nv30_draw_elements(struct nv30_context *nv30, boolean shorten, |
unsigned mode, unsigned start, unsigned count, |
unsigned instance_count, int32_t index_bias) |
{ |
const unsigned index_size = nv30->idxbuf.index_size; |
struct nouveau_pushbuf *push = nv30->base.pushbuf; |
struct nouveau_object *eng3d = nv30->screen->eng3d; |
unsigned prim = nv30_prim_gl(mode); |
|
#if 0 /*XXX*/ |
if (index_bias != nv30->state.index_bias) { |
BEGIN_NV04(push, NV30_3D(VB_ELEMENT_BASE), 1); |
PUSH_DATA (push, index_bias); |
nv30->state.index_bias = index_bias; |
} |
#endif |
|
if (eng3d->oclass == NV40_3D_CLASS && index_size > 1 && |
nv30->idxbuf.buffer) { |
struct nv04_resource *res = nv04_resource(nv30->idxbuf.buffer); |
unsigned offset = nv30->idxbuf.offset; |
|
assert(nouveau_resource_mapped_by_gpu(&res->base)); |
|
BEGIN_NV04(push, NV30_3D(IDXBUF_OFFSET), 2); |
PUSH_RESRC(push, NV30_3D(IDXBUF_OFFSET), BUFCTX_IDXBUF, res, offset, |
NOUVEAU_BO_LOW | NOUVEAU_BO_RD, 0, 0); |
PUSH_MTHD (push, NV30_3D(IDXBUF_FORMAT), BUFCTX_IDXBUF, res->bo, |
(index_size == 2) ? 0x00000010 : 0x00000000, |
res->domain | NOUVEAU_BO_RD, |
0, NV30_3D_IDXBUF_FORMAT_DMA1); |
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1); |
PUSH_DATA (push, prim); |
while (count) { |
const unsigned mpush = 2047 * 256; |
unsigned npush = (count > mpush) ? mpush : count; |
unsigned wpush = ((npush + 255) & ~255) >> 8; |
|
count -= npush; |
|
BEGIN_NI04(push, NV30_3D(VB_INDEX_BATCH), wpush); |
while (npush >= 256) { |
PUSH_DATA (push, 0xff000000 | start); |
start += 256; |
npush -= 256; |
} |
|
if (npush) |
PUSH_DATA (push, ((npush - 1) << 24) | start); |
} |
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1); |
PUSH_DATA (push, NV30_3D_VERTEX_BEGIN_END_STOP); |
PUSH_RESET(push, BUFCTX_IDXBUF); |
} else { |
const void *data; |
if (nv30->idxbuf.buffer) |
data = nouveau_resource_map_offset(&nv30->base, |
nv04_resource(nv30->idxbuf.buffer), |
nv30->idxbuf.offset, NOUVEAU_BO_RD); |
else |
data = nv30->idxbuf.user_buffer; |
if (!data) |
return; |
|
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1); |
PUSH_DATA (push, prim); |
switch (index_size) { |
case 1: |
nv30_draw_elements_inline_u08(push, data, start, count); |
break; |
case 2: |
nv30_draw_elements_inline_u16(push, data, start, count); |
break; |
case 4: |
if (shorten) |
nv30_draw_elements_inline_u32_short(push, data, start, count); |
else |
nv30_draw_elements_inline_u32(push, data, start, count); |
break; |
default: |
assert(0); |
return; |
} |
BEGIN_NV04(push, NV30_3D(VERTEX_BEGIN_END), 1); |
PUSH_DATA (push, NV30_3D_VERTEX_BEGIN_END_STOP); |
} |
} |
|
static void |
nv30_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info) |
{ |
struct nv30_context *nv30 = nv30_context(pipe); |
struct nouveau_pushbuf *push = nv30->base.pushbuf; |
int i; |
|
/* 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. |
*/ |
nv30->vbo_push_hint = /* the 64 is heuristic */ |
!(info->indexed && |
((info->max_index - info->min_index + 64) < info->count)); |
|
nv30->vbo_min_index = info->min_index; |
nv30->vbo_max_index = info->max_index; |
|
if (nv30->vbo_push_hint != !!nv30->vbo_fifo) |
nv30->dirty |= NV30_NEW_ARRAYS; |
|
push->user_priv = &nv30->bufctx; |
if (nv30->vbo_user && !(nv30->dirty & (NV30_NEW_VERTEX | NV30_NEW_ARRAYS))) |
nv30_update_user_vbufs(nv30); |
|
nv30_state_validate(nv30, TRUE); |
if (nv30->draw_flags) { |
nv30_render_vbo(pipe, info); |
return; |
} else |
if (nv30->vbo_fifo) { |
nv30_push_vbo(nv30, info); |
return; |
} |
|
for (i = 0; i < nv30->num_vtxbufs && !nv30->base.vbo_dirty; ++i) { |
if (!nv30->vtxbuf[i].buffer) |
continue; |
if (nv30->vtxbuf[i].buffer->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT) |
nv30->base.vbo_dirty = TRUE; |
} |
|
if (!nv30->base.vbo_dirty && nv30->idxbuf.buffer && |
nv30->idxbuf.buffer->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT) |
nv30->base.vbo_dirty = TRUE; |
|
if (nv30->base.vbo_dirty) { |
BEGIN_NV04(push, NV30_3D(VTX_CACHE_INVALIDATE_1710), 1); |
PUSH_DATA (push, 0); |
nv30->base.vbo_dirty = FALSE; |
} |
|
if (!info->indexed) { |
nv30_draw_arrays(nv30, |
info->mode, info->start, info->count, |
info->instance_count); |
} else { |
boolean shorten = info->max_index <= 65535; |
|
if (info->primitive_restart != nv30->state.prim_restart) { |
if (info->primitive_restart) { |
BEGIN_NV04(push, NV40_3D(PRIM_RESTART_ENABLE), 2); |
PUSH_DATA (push, 1); |
PUSH_DATA (push, info->restart_index); |
|
if (info->restart_index > 65535) |
shorten = FALSE; |
} else { |
BEGIN_NV04(push, NV40_3D(PRIM_RESTART_ENABLE), 1); |
PUSH_DATA (push, 0); |
} |
nv30->state.prim_restart = info->primitive_restart; |
} else |
if (info->primitive_restart) { |
BEGIN_NV04(push, NV40_3D(PRIM_RESTART_INDEX), 1); |
PUSH_DATA (push, info->restart_index); |
|
if (info->restart_index > 65535) |
shorten = FALSE; |
} |
|
nv30_draw_elements(nv30, shorten, |
info->mode, info->start, info->count, |
info->instance_count, info->index_bias); |
} |
|
nv30_state_release(nv30); |
nv30_release_user_vbufs(nv30); |
} |
|
void |
nv30_vbo_init(struct pipe_context *pipe) |
{ |
pipe->create_vertex_elements_state = nv30_vertex_state_create; |
pipe->delete_vertex_elements_state = nv30_vertex_state_delete; |
pipe->bind_vertex_elements_state = nv30_vertex_state_bind; |
pipe->draw_vbo = nv30_draw_vbo; |
} |