C++ (Cpp) nvc0_shader_input_address示例

示例#1

文件： nvc0_program.c 项目： karolherbst/mesa

static int
nvc0_sp_assign_input_slots(struct nv50_ir_prog_info *info)
{
   unsigned offset;
   unsigned i, c;

   for (i = 0; i < info->numInputs; ++i) {
      offset = nvc0_shader_input_address(info->in[i].sn, info->in[i].si);

      for (c = 0; c < 4; ++c)
         info->in[i].slot[c] = (offset + c * 0x4) / 4;
   }

   return 0;
}

示例#2

文件： nvc0_program.c 项目： DirectFB/mesa

static int
nvc0_sp_assign_input_slots(struct nv50_ir_prog_info *info)
{
   unsigned ubase = MAX2(0x80, 0x20 + info->numPatchConstants * 0x10);
   unsigned offset;
   unsigned i, c;

   for (i = 0; i < info->numInputs; ++i) {
      offset = nvc0_shader_input_address(info->in[i].sn,
                                         info->in[i].si, ubase);
      if (info->in[i].patch && offset >= 0x20)
         offset = 0x20 + info->in[i].si * 0x10;

      if (info->in[i].sn == NV50_SEMANTIC_TESSCOORD)
         info->in[i].mask &= 3;

      for (c = 0; c < 4; ++c)
         info->in[i].slot[c] = (offset + c * 0x4) / 4;
   }

   return 0;
}

示例#3

文件： nvc0_program.c 项目： DirectFB/mesa

static int
nvc0_vp_assign_input_slots(struct nv50_ir_prog_info *info)
{
   unsigned i, c, n;

   for (n = 0, i = 0; i < info->numInputs; ++i) {
      switch (info->in[i].sn) {
      case TGSI_SEMANTIC_INSTANCEID: /* for SM4 only, in TGSI they're SVs */
      case TGSI_SEMANTIC_VERTEXID:
         info->in[i].mask = 0x1;
         info->in[i].slot[0] =
            nvc0_shader_input_address(info->in[i].sn, 0, 0) / 4;
         continue;
      default:
         break;
      }
      for (c = 0; c < 4; ++c)
         info->in[i].slot[c] = (0x80 + n * 0x10 + c * 0x4) / 4;
      ++n;
   }

   return 0;
}