const uint8_t *map;
const struct pipe_vertex_buffer *vb = &nvc0->vtxbuf[i];
- map = nouveau_resource_map_offset(&nvc0->base,
- nv04_resource(vb->buffer), vb->buffer_offset, NOUVEAU_BO_RD);
+ if (likely(!vb->buffer))
+ map = (const uint8_t *)vb->user_buffer;
+ else
+ map = nouveau_resource_map_offset(&nvc0->base,
+ nv04_resource(vb->buffer), vb->buffer_offset, NOUVEAU_BO_RD);
if (index_bias && !unlikely(nvc0->vertex->instance_bufs & (1 << i)))
map += (intptr_t)index_bias * vb->stride;
static INLINE void
nvc0_push_map_idxbuf(struct push_context *ctx, struct nvc0_context *nvc0)
{
- struct nv04_resource *buf = nv04_resource(nvc0->idxbuf.buffer);
- unsigned offset = nvc0->idxbuf.offset;
-
- ctx->idxbuf = nouveau_resource_map_offset(&nvc0->base,
- buf, offset, NOUVEAU_BO_RD);
+ if (nvc0->idxbuf.buffer) {
+ struct nv04_resource *buf = nv04_resource(nvc0->idxbuf.buffer);
+ ctx->idxbuf = nouveau_resource_map_offset(&nvc0->base,
+ buf, nvc0->idxbuf.offset, NOUVEAU_BO_RD);
+ } else {
+ ctx->idxbuf = nvc0->idxbuf.user_buffer;
+ }
}
static INLINE void