0,0 → 1,409 |
|
#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" |
|
struct push_context { |
struct nouveau_pushbuf *push; |
|
void *idxbuf; |
|
uint32_t vertex_words; |
uint32_t packet_vertex_limit; |
|
struct translate *translate; |
|
boolean primitive_restart; |
boolean need_vertex_id; |
uint32_t prim; |
uint32_t restart_index; |
uint32_t instance_id; |
|
struct { |
int buffer; |
float value; |
uint8_t *data; |
unsigned offset; |
unsigned stride; |
} edgeflag; |
}; |
|
static void |
init_push_context(struct nvc0_context *nvc0, struct push_context *ctx) |
{ |
struct pipe_vertex_element *ve; |
|
ctx->push = nvc0->base.pushbuf; |
ctx->translate = nvc0->vertex->translate; |
|
if (likely(nvc0->vertex->num_elements < 32)) |
ctx->need_vertex_id = nvc0->vertprog->vp.need_vertex_id; |
else |
ctx->need_vertex_id = FALSE; |
|
ctx->edgeflag.buffer = -1; |
ctx->edgeflag.value = 0.5f; |
|
if (unlikely(nvc0->vertprog->vp.edgeflag < PIPE_MAX_ATTRIBS)) { |
ve = &nvc0->vertex->element[nvc0->vertprog->vp.edgeflag].pipe; |
ctx->edgeflag.buffer = ve->vertex_buffer_index; |
ctx->edgeflag.offset = ve->src_offset; |
ctx->packet_vertex_limit = 1; |
} else { |
ctx->packet_vertex_limit = nvc0->vertex->vtx_per_packet_max; |
if (unlikely(ctx->need_vertex_id)) |
ctx->packet_vertex_limit = 1; |
} |
|
ctx->vertex_words = nvc0->vertex->vtx_size; |
} |
|
static INLINE void |
set_edgeflag(struct push_context *ctx, unsigned vtx_id) |
{ |
float f = *(float *)(ctx->edgeflag.data + vtx_id * ctx->edgeflag.stride); |
|
if (ctx->edgeflag.value != f) { |
ctx->edgeflag.value = f; |
IMMED_NVC0(ctx->push, NVC0_3D(EDGEFLAG), f ? 1 : 0); |
} |
} |
|
static INLINE void |
set_vertexid(struct push_context *ctx, uint32_t vtx_id) |
{ |
#if 0 |
BEGIN_NVC0(ctx->push, NVC0_3D(VERTEX_ID), 1); /* broken on nvc0 */ |
#else |
BEGIN_NVC0(ctx->push, NVC0_3D(VERTEX_DATA), 1); /* as last attribute */ |
#endif |
PUSH_DATA (ctx->push, vtx_id); |
} |
|
static INLINE unsigned |
prim_restart_search_i08(uint8_t *elts, unsigned push, uint8_t index) |
{ |
unsigned i; |
for (i = 0; i < push; ++i) |
if (elts[i] == index) |
break; |
return i; |
} |
|
static INLINE unsigned |
prim_restart_search_i16(uint16_t *elts, unsigned push, uint16_t index) |
{ |
unsigned i; |
for (i = 0; i < push; ++i) |
if (elts[i] == index) |
break; |
return i; |
} |
|
static INLINE unsigned |
prim_restart_search_i32(uint32_t *elts, unsigned push, uint32_t index) |
{ |
unsigned i; |
for (i = 0; i < push; ++i) |
if (elts[i] == index) |
break; |
return i; |
} |
|
static void |
emit_vertices_i08(struct push_context *ctx, unsigned start, unsigned count) |
{ |
uint8_t *restrict elts = (uint8_t *)ctx->idxbuf + start; |
|
while (count) { |
unsigned push = MIN2(count, ctx->packet_vertex_limit); |
unsigned size, nr; |
|
nr = push; |
if (ctx->primitive_restart) |
nr = prim_restart_search_i08(elts, push, ctx->restart_index); |
|
if (unlikely(ctx->edgeflag.buffer >= 0) && likely(nr)) |
set_edgeflag(ctx, elts[0]); |
|
size = ctx->vertex_words * nr; |
|
BEGIN_NIC0(ctx->push, NVC0_3D(VERTEX_DATA), size); |
|
ctx->translate->run_elts8(ctx->translate, elts, nr, 0, ctx->instance_id, |
ctx->push->cur); |
ctx->push->cur += size; |
|
if (unlikely(ctx->need_vertex_id) && likely(size)) |
set_vertexid(ctx, elts[0]); |
|
count -= nr; |
elts += nr; |
|
if (nr != push) { |
count--; |
elts++; |
BEGIN_NVC0(ctx->push, NVC0_3D(VERTEX_END_GL), 2); |
PUSH_DATA (ctx->push, 0); |
PUSH_DATA (ctx->push, NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_CONT | |
(ctx->prim & ~NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT)); |
} |
} |
} |
|
static void |
emit_vertices_i16(struct push_context *ctx, unsigned start, unsigned count) |
{ |
uint16_t *restrict elts = (uint16_t *)ctx->idxbuf + start; |
|
while (count) { |
unsigned push = MIN2(count, ctx->packet_vertex_limit); |
unsigned size, nr; |
|
nr = push; |
if (ctx->primitive_restart) |
nr = prim_restart_search_i16(elts, push, ctx->restart_index); |
|
if (unlikely(ctx->edgeflag.buffer >= 0) && likely(nr)) |
set_edgeflag(ctx, elts[0]); |
|
size = ctx->vertex_words * nr; |
|
BEGIN_NIC0(ctx->push, NVC0_3D(VERTEX_DATA), size); |
|
ctx->translate->run_elts16(ctx->translate, elts, nr, 0, ctx->instance_id, |
ctx->push->cur); |
ctx->push->cur += size; |
|
if (unlikely(ctx->need_vertex_id)) |
set_vertexid(ctx, elts[0]); |
|
count -= nr; |
elts += nr; |
|
if (nr != push) { |
count--; |
elts++; |
BEGIN_NVC0(ctx->push, NVC0_3D(VERTEX_END_GL), 2); |
PUSH_DATA (ctx->push, 0); |
PUSH_DATA (ctx->push, NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_CONT | |
(ctx->prim & ~NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT)); |
} |
} |
} |
|
static void |
emit_vertices_i32(struct push_context *ctx, unsigned start, unsigned count) |
{ |
uint32_t *restrict elts = (uint32_t *)ctx->idxbuf + start; |
|
while (count) { |
unsigned push = MIN2(count, ctx->packet_vertex_limit); |
unsigned size, nr; |
|
nr = push; |
if (ctx->primitive_restart) |
nr = prim_restart_search_i32(elts, push, ctx->restart_index); |
|
if (unlikely(ctx->edgeflag.buffer >= 0) && likely(nr)) |
set_edgeflag(ctx, elts[0]); |
|
size = ctx->vertex_words * nr; |
|
BEGIN_NIC0(ctx->push, NVC0_3D(VERTEX_DATA), size); |
|
ctx->translate->run_elts(ctx->translate, elts, nr, 0, ctx->instance_id, |
ctx->push->cur); |
ctx->push->cur += size; |
|
if (unlikely(ctx->need_vertex_id)) |
set_vertexid(ctx, elts[0]); |
|
count -= nr; |
elts += nr; |
|
if (nr != push) { |
count--; |
elts++; |
BEGIN_NVC0(ctx->push, NVC0_3D(VERTEX_END_GL), 2); |
PUSH_DATA (ctx->push, 0); |
PUSH_DATA (ctx->push, NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_CONT | |
(ctx->prim & ~NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT)); |
} |
} |
} |
|
static void |
emit_vertices_seq(struct push_context *ctx, unsigned start, unsigned count) |
{ |
while (count) { |
unsigned push = MIN2(count, ctx->packet_vertex_limit); |
unsigned size = ctx->vertex_words * push; |
|
if (unlikely(ctx->edgeflag.buffer >= 0)) |
set_edgeflag(ctx, start); |
|
BEGIN_NIC0(ctx->push, NVC0_3D(VERTEX_DATA), size); |
|
ctx->translate->run(ctx->translate, start, push, 0, ctx->instance_id, |
ctx->push->cur); |
ctx->push->cur += size; |
|
if (unlikely(ctx->need_vertex_id)) |
set_vertexid(ctx, start); |
|
count -= push; |
start += push; |
} |
} |
|
|
#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; |
break; |
} |
} |
|
void |
nvc0_push_vbo(struct nvc0_context *nvc0, const struct pipe_draw_info *info) |
{ |
struct push_context ctx; |
unsigned i, index_size; |
unsigned inst_count = info->instance_count; |
unsigned vert_count = info->count; |
boolean apply_bias = info->indexed && info->index_bias; |
|
init_push_context(nvc0, &ctx); |
|
for (i = 0; i < nvc0->num_vtxbufs; ++i) { |
uint8_t *data; |
struct pipe_vertex_buffer *vb = &nvc0->vtxbuf[i]; |
struct nv04_resource *res = nv04_resource(vb->buffer); |
|
data = nouveau_resource_map_offset(&nvc0->base, res, |
vb->buffer_offset, NOUVEAU_BO_RD); |
|
if (apply_bias && likely(!(nvc0->vertex->instance_bufs & (1 << i)))) |
data += info->index_bias * vb->stride; |
|
ctx.translate->set_buffer(ctx.translate, i, data, vb->stride, ~0); |
|
if (unlikely(i == ctx.edgeflag.buffer)) { |
ctx.edgeflag.data = data + ctx.edgeflag.offset; |
ctx.edgeflag.stride = vb->stride; |
} |
} |
|
if (info->indexed) { |
ctx.idxbuf = |
nouveau_resource_map_offset(&nvc0->base, |
nv04_resource(nvc0->idxbuf.buffer), |
nvc0->idxbuf.offset, NOUVEAU_BO_RD); |
if (!ctx.idxbuf) |
return; |
index_size = nvc0->idxbuf.index_size; |
ctx.primitive_restart = info->primitive_restart; |
ctx.restart_index = info->restart_index; |
} else { |
ctx.idxbuf = NULL; |
index_size = 0; |
ctx.primitive_restart = FALSE; |
ctx.restart_index = 0; |
|
if (info->count_from_stream_output) { |
struct pipe_context *pipe = &nvc0->base.pipe; |
struct nvc0_so_target *targ; |
targ = nvc0_so_target(info->count_from_stream_output); |
pipe->get_query_result(pipe, targ->pq, TRUE, (void*)&vert_count); |
vert_count /= targ->stride; |
} |
} |
|
ctx.instance_id = info->start_instance; |
ctx.prim = nvc0_prim_gl(info->mode); |
|
if (unlikely(ctx.need_vertex_id)) { |
const unsigned a = nvc0->vertex->num_elements; |
BEGIN_NVC0(ctx.push, NVC0_3D(VERTEX_ATTRIB_FORMAT(a)), 1); |
PUSH_DATA (ctx.push, (a << NVC0_3D_VERTEX_ATTRIB_FORMAT_BUFFER__SHIFT) | |
NVC0_3D_VERTEX_ATTRIB_FORMAT_TYPE_FLOAT | |
NVC0_3D_VERTEX_ATTRIB_FORMAT_SIZE_32); |
BEGIN_NVC0(ctx.push, NVC0_3D(VERTEX_ID_REPLACE), 1); |
PUSH_DATA (ctx.push, (((0x80 + a * 0x10) / 4) << 4) | 1); |
} |
|
while (inst_count--) { |
BEGIN_NVC0(ctx.push, NVC0_3D(VERTEX_BEGIN_GL), 1); |
PUSH_DATA (ctx.push, ctx.prim); |
switch (index_size) { |
case 0: |
emit_vertices_seq(&ctx, info->start, vert_count); |
break; |
case 1: |
emit_vertices_i08(&ctx, info->start, vert_count); |
break; |
case 2: |
emit_vertices_i16(&ctx, info->start, vert_count); |
break; |
case 4: |
emit_vertices_i32(&ctx, info->start, vert_count); |
break; |
default: |
assert(0); |
break; |
} |
IMMED_NVC0(ctx.push, NVC0_3D(VERTEX_END_GL), 0); |
|
ctx.instance_id++; |
ctx.prim |= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT; |
} |
|
if (unlikely(ctx.edgeflag.value == 0.0f)) |
IMMED_NVC0(ctx.push, NVC0_3D(EDGEFLAG), 1); |
|
if (unlikely(ctx.need_vertex_id)) { |
const unsigned a = nvc0->vertex->num_elements; |
IMMED_NVC0(ctx.push, NVC0_3D(VERTEX_ID_REPLACE), 0); |
BEGIN_NVC0(ctx.push, NVC0_3D(VERTEX_ATTRIB_FORMAT(a)), 1); |
PUSH_DATA (ctx.push, |
NVC0_3D_VERTEX_ATTRIB_FORMAT_CONST | |
NVC0_3D_VERTEX_ATTRIB_FORMAT_TYPE_FLOAT | |
NVC0_3D_VERTEX_ATTRIB_FORMAT_SIZE_32); |
} |
|
if (info->indexed) |
nouveau_resource_unmap(nv04_resource(nvc0->idxbuf.buffer)); |
|
for (i = 0; i < nvc0->num_vtxbufs; ++i) |
nouveau_resource_unmap(nv04_resource(nvc0->vtxbuf[i].buffer)); |
} |