C++ (Cpp) nv50_context_shader_stage Exemples

Exemple #1

Fichier : nv50_state.c Projet : Kalamatee/mesa

static void
nv50_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
                         const struct pipe_constant_buffer *cb)
{
   struct nv50_context *nv50 = nv50_context(pipe);
   struct pipe_resource *res = cb ? cb->buffer : NULL;
   const unsigned s = nv50_context_shader_stage(shader);
   const unsigned i = index;

   if (shader == PIPE_SHADER_COMPUTE)
      return;

   assert(i < NV50_MAX_PIPE_CONSTBUFS);
   if (nv50->constbuf[s][i].user)
      nv50->constbuf[s][i].u.buf = NULL;
   else
   if (nv50->constbuf[s][i].u.buf) {
      nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_3D_CB(s, i));
      nv04_resource(nv50->constbuf[s][i].u.buf)->cb_bindings[s] &= ~(1 << i);
   }
   pipe_resource_reference(&nv50->constbuf[s][i].u.buf, res);

   nv50->constbuf[s][i].user = (cb && cb->user_buffer) ? true : false;
   if (nv50->constbuf[s][i].user) {
      nv50->constbuf[s][i].u.data = cb->user_buffer;
      nv50->constbuf[s][i].size = MIN2(cb->buffer_size, 0x10000);
      nv50->constbuf_valid[s] |= 1 << i;
      nv50->constbuf_coherent[s] &= ~(1 << i);
   } else
   if (res) {
      nv50->constbuf[s][i].offset = cb->buffer_offset;
      nv50->constbuf[s][i].size = MIN2(align(cb->buffer_size, 0x100), 0x10000);
      nv50->constbuf_valid[s] |= 1 << i;
      if (res->flags & PIPE_RESOURCE_FLAG_MAP_COHERENT)
         nv50->constbuf_coherent[s] |= 1 << i;
      else
         nv50->constbuf_coherent[s] &= ~(1 << i);
   } else {
      nv50->constbuf_valid[s] &= ~(1 << i);
      nv50->constbuf_coherent[s] &= ~(1 << i);
   }
   nv50->constbuf_dirty[s] |= 1 << i;

   nv50->dirty_3d |= NV50_NEW_3D_CONSTBUF;
}

Exemple #2

Fichier : nv50_state.c Projet : Thermionix/Mesa-3D

static void
nv50_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
                         struct pipe_constant_buffer *cb)
{
   struct nv50_context *nv50 = nv50_context(pipe);
   struct pipe_resource *res = cb ? cb->buffer : NULL;
   const unsigned s = nv50_context_shader_stage(shader);
   const unsigned i = index;

   if (shader == PIPE_SHADER_COMPUTE)
      return;

   assert(i < NV50_MAX_PIPE_CONSTBUFS);
   if (nv50->constbuf[s][i].user)
      nv50->constbuf[s][i].u.buf = NULL;
   else
   if (nv50->constbuf[s][i].u.buf) {
      nv04_resource(nv50->constbuf[s][i].u.buf)->cb_slot = -1;
      nouveau_bufctx_reset(nv50->bufctx_3d, NV50_BIND_CB(s, i));
   }

   pipe_resource_reference(&nv50->constbuf[s][i].u.buf, res);

   nv50->constbuf[s][i].user = (cb && cb->user_buffer) ? TRUE : FALSE;
   if (nv50->constbuf[s][i].user) {
      nv50->constbuf[s][i].u.data = cb->user_buffer;
      nv50->constbuf[s][i].size = cb->buffer_size;
      nv50->constbuf_valid[s] |= 1 << i;
   } else
   if (res) {
      nv50->constbuf[s][i].offset = cb->buffer_offset;
      nv50->constbuf[s][i].size = align(cb->buffer_size, 0x100);
      nv50->constbuf_valid[s] |= 1 << i;
   } else {
      nv50->constbuf_valid[s] &= ~(1 << i);
   }
   nv50->constbuf_dirty[s] |= 1 << i;

   nv50->dirty |= NV50_NEW_CONSTBUF;
}