static void
etna_set_vertex_buffers(struct pipe_context *pctx, unsigned start_slot,
unsigned num_buffers, const struct pipe_vertex_buffer *vb)
{
struct etna_context *ctx = etna_context(pctx);
struct etna_vertexbuf_state *so = &ctx->vertex_buffer;
util_set_vertex_buffers_mask(so->vb, &so->enabled_mask, vb, start_slot, num_buffers);
so->count = util_last_bit(so->enabled_mask);
for (unsigned idx = start_slot; idx < start_slot + num_buffers; ++idx) {
struct compiled_set_vertex_buffer *cs = &so->cvb[idx];
struct pipe_vertex_buffer *vbi = &so->vb[idx];
assert(!vbi->is_user_buffer); /* XXX support user_buffer using
etna_usermem_map */
if (vbi->buffer.resource) { /* GPU buffer */
cs->FE_VERTEX_STREAM_BASE_ADDR.bo = etna_resource(vbi->buffer.resource)->bo;
cs->FE_VERTEX_STREAM_BASE_ADDR.offset = vbi->buffer_offset;
cs->FE_VERTEX_STREAM_BASE_ADDR.flags = ETNA_RELOC_READ;
cs->FE_VERTEX_STREAM_CONTROL =
FE_VERTEX_STREAM_CONTROL_VERTEX_STRIDE(vbi->stride);
} else {
cs->FE_VERTEX_STREAM_BASE_ADDR.bo = NULL;
cs->FE_VERTEX_STREAM_CONTROL = 0;
}
}
ctx->dirty |= ETNA_DIRTY_VERTEX_BUFFERS;
}
static void
fd_set_vertex_buffers(struct pipe_context *pctx,
unsigned start_slot, unsigned count,
const struct pipe_vertex_buffer *vb)
{
struct fd_context *ctx = fd_context(pctx);
struct fd_vertexbuf_stateobj *so = &ctx->vertexbuf;
int i;
/* on a2xx, pitch is encoded in the vtx fetch instruction, so
* we need to mark VTXSTATE as dirty as well to trigger patching
* and re-emitting the vtx shader:
*/
for (i = 0; i < count; i++) {
bool new_enabled = vb && (vb[i].buffer || vb[i].user_buffer);
bool old_enabled = so->vb[i].buffer || so->vb[i].user_buffer;
uint32_t new_stride = vb ? vb[i].stride : 0;
uint32_t old_stride = so->vb[i].stride;
if ((new_enabled != old_enabled) || (new_stride != old_stride)) {
ctx->dirty |= FD_DIRTY_VTXSTATE;
break;
}
}
util_set_vertex_buffers_mask(so->vb, &so->enabled_mask, vb, start_slot, count);
so->count = util_last_bit(so->enabled_mask);
ctx->dirty |= FD_DIRTY_VTXBUF;
}
static void
vc4_set_vertex_buffers(struct pipe_context *pctx,
unsigned start_slot, unsigned count,
const struct pipe_vertex_buffer *vb)
{
struct vc4_context *vc4 = vc4_context(pctx);
struct vc4_vertexbuf_stateobj *so = &vc4->vertexbuf;
util_set_vertex_buffers_mask(so->vb, &so->enabled_mask, vb,
start_slot, count);
so->count = util_last_bit(so->enabled_mask);
vc4->dirty |= VC4_DIRTY_VTXBUF;
}
/**
* Same as util_set_vertex_buffers_mask, but it only returns the number
* of bound buffers.
*/
void util_set_vertex_buffers_count(struct pipe_vertex_buffer *dst,
unsigned *dst_count,
const struct pipe_vertex_buffer *src,
unsigned start_slot, unsigned count)
{
unsigned i;
uint32_t enabled_buffers = 0;
for (i = 0; i < *dst_count; i++) {
if (dst[i].buffer || dst[i].user_buffer)
enabled_buffers |= (1ull << i);
}
util_set_vertex_buffers_mask(dst, &enabled_buffers, src, start_slot,
count);
*dst_count = util_last_bit(enabled_buffers);
}
static void
ilo_set_vertex_buffers(struct pipe_context *pipe,
unsigned start_slot, unsigned num_buffers,
const struct pipe_vertex_buffer *buffers)
{
struct ilo_state_vector *vec = &ilo_context(pipe)->state_vector;
unsigned i;
/* no PIPE_CAP_USER_VERTEX_BUFFERS */
if (buffers) {
for (i = 0; i < num_buffers; i++)
assert(!buffers[i].user_buffer);
}
util_set_vertex_buffers_mask(vec->vb.states,
&vec->vb.enabled_mask, buffers, start_slot, num_buffers);
vec->dirty |= ILO_DIRTY_VB;
}