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path: root/src/gallium/drivers/nvc0/nvc0_push.c
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Diffstat (limited to 'src/gallium/drivers/nvc0/nvc0_push.c')
-rw-r--r--src/gallium/drivers/nvc0/nvc0_push.c89
1 files changed, 76 insertions, 13 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_push.c b/src/gallium/drivers/nvc0/nvc0_push.c
index 68544c90d29..2e9f4c10928 100644
--- a/src/gallium/drivers/nvc0/nvc0_push.c
+++ b/src/gallium/drivers/nvc0/nvc0_push.c
@@ -15,9 +15,6 @@ struct push_context {
void *idxbuf;
- float edgeflag;
- int edgeflag_attr;
-
uint32_t vertex_words;
uint32_t packet_vertex_limit;
@@ -27,8 +24,56 @@ struct push_context {
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->chan = nvc0->screen->base.channel;
+ ctx->translate = nvc0->vertex->translate;
+
+ ctx->edgeflag.value = 0.5f;
+
+ if (NVC0_USING_EDGEFLAG(nvc0)) {
+ 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->edgeflag.buffer = -1;
+ ctx->edgeflag.offset = 0;
+ ctx->edgeflag.stride = 0;
+ ctx->edgeflag.data = NULL;
+
+ ctx->packet_vertex_limit = nvc0->vertex->vtx_per_packet_max;
+ }
+
+ 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_RING(ctx->chan, RING_3D(EDGEFLAG_ENABLE), f ? 1 : 0);
+ }
+}
+
static INLINE unsigned
prim_restart_search_i08(uint8_t *elts, unsigned push, uint8_t index)
{
@@ -62,7 +107,7 @@ prim_restart_search_i32(uint32_t *elts, unsigned push, uint32_t index)
static void
emit_vertices_i08(struct push_context *ctx, unsigned start, unsigned count)
{
- uint8_t *elts = (uint8_t *)ctx->idxbuf + start;
+ uint8_t *restrict elts = (uint8_t *)ctx->idxbuf + start;
while (count) {
unsigned push = MIN2(count, ctx->packet_vertex_limit);
@@ -72,6 +117,9 @@ emit_vertices_i08(struct push_context *ctx, unsigned start, unsigned count)
if (ctx->primitive_restart)
nr = prim_restart_search_i08(elts, push, ctx->restart_index);
+ if (unlikely(ctx->edgeflag.buffer >= 0) && nr)
+ set_edgeflag(ctx, elts[0]);
+
size = ctx->vertex_words * nr;
BEGIN_RING_NI(ctx->chan, RING_3D(VERTEX_DATA), size);
@@ -97,7 +145,7 @@ emit_vertices_i08(struct push_context *ctx, unsigned start, unsigned count)
static void
emit_vertices_i16(struct push_context *ctx, unsigned start, unsigned count)
{
- uint16_t *elts = (uint16_t *)ctx->idxbuf + start;
+ uint16_t *restrict elts = (uint16_t *)ctx->idxbuf + start;
while (count) {
unsigned push = MIN2(count, ctx->packet_vertex_limit);
@@ -107,6 +155,9 @@ emit_vertices_i16(struct push_context *ctx, unsigned start, unsigned count)
if (ctx->primitive_restart)
nr = prim_restart_search_i16(elts, push, ctx->restart_index);
+ if (unlikely(ctx->edgeflag.buffer >= 0) && nr)
+ set_edgeflag(ctx, elts[0]);
+
size = ctx->vertex_words * nr;
BEGIN_RING_NI(ctx->chan, RING_3D(VERTEX_DATA), size);
@@ -132,7 +183,7 @@ emit_vertices_i16(struct push_context *ctx, unsigned start, unsigned count)
static void
emit_vertices_i32(struct push_context *ctx, unsigned start, unsigned count)
{
- uint32_t *elts = (uint32_t *)ctx->idxbuf + start;
+ uint32_t *restrict elts = (uint32_t *)ctx->idxbuf + start;
while (count) {
unsigned push = MIN2(count, ctx->packet_vertex_limit);
@@ -142,6 +193,9 @@ emit_vertices_i32(struct push_context *ctx, unsigned start, unsigned count)
if (ctx->primitive_restart)
nr = prim_restart_search_i32(elts, push, ctx->restart_index);
+ if (unlikely(ctx->edgeflag.buffer >= 0) && nr)
+ set_edgeflag(ctx, elts[0]);
+
size = ctx->vertex_words * nr;
BEGIN_RING_NI(ctx->chan, RING_3D(VERTEX_DATA), size);
@@ -171,6 +225,9 @@ emit_vertices_seq(struct push_context *ctx, unsigned start, unsigned 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_RING_NI(ctx->chan, RING_3D(VERTEX_DATA), size);
ctx->translate->run(ctx->translate, start, push, ctx->instance_id,
@@ -219,10 +276,7 @@ nvc0_push_vbo(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
unsigned inst = info->instance_count;
boolean apply_bias = info->indexed && info->index_bias;
- ctx.chan = nvc0->screen->base.channel;
- ctx.translate = nvc0->vertex->translate;
- ctx.packet_vertex_limit = nvc0->vertex->vtx_per_packet_max;
- ctx.vertex_words = nvc0->vertex->vtx_size;
+ init_push_context(nvc0, &ctx);
for (i = 0; i < nvc0->num_vtxbufs; ++i) {
uint8_t *data;
@@ -236,12 +290,18 @@ nvc0_push_vbo(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
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);
+ 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;
@@ -283,6 +343,9 @@ nvc0_push_vbo(struct nvc0_context *nvc0, const struct pipe_draw_info *info)
ctx.prim |= NVC0_3D_VERTEX_BEGIN_GL_INSTANCE_NEXT;
}
+ if (unlikely(ctx.edgeflag.value == 0.0f))
+ IMMED_RING(ctx.chan, RING_3D(EDGEFLAG_ENABLE), 1);
+
if (info->indexed)
nouveau_resource_unmap(nv04_resource(nvc0->idxbuf.buffer));
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 11:25:44 +0000