+++ /dev/null
-
-#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/nvc0_context.h"
-#include "nvc0/nvc0_resource.h"
-
-#include "nvc0/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));
-}
projects / mesa.git / commitdiff