C++ eat_opt_white函数代码示例

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本文整理汇总了C++中eat_opt_white函数的典型用法代码示例。如果您正苦于以下问题：C++ eat_opt_white函数的具体用法？C++ eat_opt_white怎么用？C++ eat_opt_white使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了eat_opt_white函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: parse_immediate_data

/* parses a 4-touple of the form {x, y, z, w}
 * where x, y, z, w are numbers */
static boolean parse_immediate_data(struct translate_ctx *ctx,
                                    float *values)
{
   unsigned i;

   eat_opt_white( &ctx->cur );
   if (*ctx->cur != '{') {
      report_error( ctx, "Expected `{'" );
      return FALSE;
   }
   ctx->cur++;
   for (i = 0; i < 4; i++) {
      eat_opt_white( &ctx->cur );
      if (i > 0) {
         if (*ctx->cur != ',') {
            report_error( ctx, "Expected `,'" );
            return FALSE;
         }
         ctx->cur++;
         eat_opt_white( &ctx->cur );
      }
      if (!parse_float( &ctx->cur, &values[i] )) {
         report_error( ctx, "Expected literal floating point" );
         return FALSE;
      }
   }
   eat_opt_white( &ctx->cur );
   if (*ctx->cur != '}') {
      report_error( ctx, "Expected `}'" );
      return FALSE;
   }
   ctx->cur++;

   return TRUE;
}

开发者ID:mlankhorst，项目名称:Mesa-3D，代码行数:37，代码来源:tgsi_text.c

示例2: parse_immediate_data

/* parses a 4-touple of the form {x, y, z, w}
 * where x, y, z, w are numbers */
static boolean parse_immediate_data(struct translate_ctx *ctx, unsigned type,
                                    union tgsi_immediate_data *values)
{
   unsigned i;
   int ret;

   eat_opt_white( &ctx->cur );
   if (*ctx->cur != '{') {
      report_error( ctx, "Expected `{'" );
      return FALSE;
   }
   ctx->cur++;
   for (i = 0; i < 4; i++) {
      eat_opt_white( &ctx->cur );
      if (i > 0) {
         if (*ctx->cur != ',') {
            report_error( ctx, "Expected `,'" );
            return FALSE;
         }
         ctx->cur++;
         eat_opt_white( &ctx->cur );
      }

      switch (type) {
      case TGSI_IMM_FLOAT64:
         ret = parse_double(&ctx->cur, &values[i].Uint, &values[i+1].Uint);
         i++;
         break;
      case TGSI_IMM_FLOAT32:
         ret = parse_float(&ctx->cur, &values[i].Float);
         break;
      case TGSI_IMM_UINT32:
         ret = parse_uint(&ctx->cur, &values[i].Uint);
         break;
      case TGSI_IMM_INT32:
         ret = parse_int(&ctx->cur, &values[i].Int);
         break;
      default:
         assert(0);
         ret = FALSE;
         break;
      }

      if (!ret) {
         report_error( ctx, "Expected immediate constant" );
         return FALSE;
      }
   }
   eat_opt_white( &ctx->cur );
   if (*ctx->cur != '}') {
      report_error( ctx, "Expected `}'" );
      return FALSE;
   }
   ctx->cur++;

   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:59，代码来源:tgsi_text.c

示例3: parse_register_dcl_bracket

static boolean
parse_register_dcl_bracket(
   struct translate_ctx *ctx,
   struct parsed_dcl_bracket *bracket)
{
   uint uindex;
   memset(bracket, 0, sizeof(struct parsed_dcl_bracket));

   eat_opt_white( &ctx->cur );

   if (!parse_uint( &ctx->cur, &uindex )) {
      /* it can be an empty bracket [] which means its range
       * is from 0 to some implied size */
      if (ctx->cur[0] == ']' && ctx->implied_array_size != 0) {
         bracket->first = 0;
         bracket->last = ctx->implied_array_size - 1;
         goto cleanup;
      }
      report_error( ctx, "Expected literal unsigned integer" );
      return FALSE;
   }
   bracket->first = uindex;

   eat_opt_white( &ctx->cur );

   if (ctx->cur[0] == '.' && ctx->cur[1] == '.') {
      uint uindex;

      ctx->cur += 2;
      eat_opt_white( &ctx->cur );
      if (!parse_uint( &ctx->cur, &uindex )) {
         report_error( ctx, "Expected literal integer" );
         return FALSE;
      }
      bracket->last = (int) uindex;
      eat_opt_white( &ctx->cur );
   }
   else {
      bracket->last = bracket->first;
   }

cleanup:
   if (*ctx->cur != ']') {
      report_error( ctx, "Expected `]' or `..'" );
      return FALSE;
   }
   ctx->cur++;
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:49，代码来源:tgsi_text.c

示例4: eat_white

/* Eat one or more whitespaces.
 * Return TRUE if at least one whitespace eaten.
 */
static boolean eat_white( const char **pcur )
{
   const char *cur = *pcur;

   eat_opt_white( pcur );
   return *pcur > cur;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:10，代码来源:tgsi_text.c

示例5: parse_opt_writemask

static boolean
parse_opt_writemask(
   struct translate_ctx *ctx,
   uint *writemask )
{
   const char *cur;

   cur = ctx->cur;
   eat_opt_white( &cur );
   if (*cur == '.') {
      cur++;
      *writemask = TGSI_WRITEMASK_NONE;
      eat_opt_white( &cur );
      if (uprcase( *cur ) == 'X') {
         cur++;
         *writemask |= TGSI_WRITEMASK_X;
      }
      if (uprcase( *cur ) == 'Y') {
         cur++;
         *writemask |= TGSI_WRITEMASK_Y;
      }
      if (uprcase( *cur ) == 'Z') {
         cur++;
         *writemask |= TGSI_WRITEMASK_Z;
      }
      if (uprcase( *cur ) == 'W') {
         cur++;
         *writemask |= TGSI_WRITEMASK_W;
      }

      if (*writemask == TGSI_WRITEMASK_NONE) {
         report_error( ctx, "Writemask expected" );
         return FALSE;
      }

      ctx->cur = cur;
   }
   else {
      *writemask = TGSI_WRITEMASK_XYZW;
   }
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:42，代码来源:tgsi_text.c

示例6: parse_label

static boolean parse_label( struct translate_ctx *ctx, uint *val )
{
   const char *cur = ctx->cur;

   if (parse_uint( &cur, val )) {
      eat_opt_white( &cur );
      if (*cur == ':') {
         cur++;
         ctx->cur = cur;
         return TRUE;
      }
   }
   return FALSE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:14，代码来源:tgsi_text.c

示例7: parse_optional_swizzle

static boolean
parse_optional_swizzle(
   struct translate_ctx *ctx,
   uint *swizzle,
   boolean *parsed_swizzle,
   int components)
{
   const char *cur = ctx->cur;

   *parsed_swizzle = FALSE;

   eat_opt_white( &cur );
   if (*cur == '.') {
      uint i;

      cur++;
      eat_opt_white( &cur );
      for (i = 0; i < components; i++) {
         if (uprcase( *cur ) == 'X')
            swizzle[i] = TGSI_SWIZZLE_X;
         else if (uprcase( *cur ) == 'Y')
            swizzle[i] = TGSI_SWIZZLE_Y;
         else if (uprcase( *cur ) == 'Z')
            swizzle[i] = TGSI_SWIZZLE_Z;
         else if (uprcase( *cur ) == 'W')
            swizzle[i] = TGSI_SWIZZLE_W;
         else {
	    report_error( ctx, "Expected register swizzle component `x', `y', `z' or `w'" );
	    return FALSE;
         }
         cur++;
      }
      *parsed_swizzle = TRUE;
      ctx->cur = cur;
   }
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:37，代码来源:tgsi_text.c

示例8: parse_dst_operand

static boolean
parse_dst_operand(
   struct translate_ctx *ctx,
   struct tgsi_full_dst_register *dst )
{
   uint file;
   uint writemask;
   const char *cur;
   struct parsed_bracket bracket[2];
   int parsed_opt_brackets;

   if (!parse_register_dst( ctx, &file, &bracket[0] ))
      return FALSE;
   if (!parse_opt_register_src_bracket(ctx, &bracket[1], &parsed_opt_brackets))
      return FALSE;

   cur = ctx->cur;
   eat_opt_white( &cur );

   if (!parse_opt_writemask( ctx, &writemask ))
      return FALSE;

   dst->Register.File = file;
   if (parsed_opt_brackets) {
      dst->Register.Dimension = 1;
      dst->Dimension.Indirect = 0;
      dst->Dimension.Dimension = 0;
      dst->Dimension.Index = bracket[0].index;

      if (bracket[0].ind_file != TGSI_FILE_NULL) {
         dst->Dimension.Indirect = 1;
         dst->DimIndirect.File = bracket[0].ind_file;
         dst->DimIndirect.Index = bracket[0].ind_index;
         dst->DimIndirect.Swizzle = bracket[0].ind_comp;
         dst->DimIndirect.ArrayID = bracket[0].ind_array;
      }
      bracket[0] = bracket[1];
   }
   dst->Register.Index = bracket[0].index;
   dst->Register.WriteMask = writemask;
   if (bracket[0].ind_file != TGSI_FILE_NULL) {
      dst->Register.Indirect = 1;
      dst->Indirect.File = bracket[0].ind_file;
      dst->Indirect.Index = bracket[0].ind_index;
      dst->Indirect.Swizzle = bracket[0].ind_comp;
      dst->Indirect.ArrayID = bracket[0].ind_array;
   }
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:49，代码来源:tgsi_text.c

示例9: parse_register_1d

/* Parse simple 1d register operand.
 *    <register_dst> ::= <register_file_bracket_index> `]'
 */
static boolean
parse_register_1d(struct translate_ctx *ctx,
                  uint *file,
                  int *index )
{
   if (!parse_register_file_bracket_index( ctx, file, index ))
      return FALSE;
   eat_opt_white( &ctx->cur );
   if (*ctx->cur != ']') {
      report_error( ctx, "Expected `]'" );
      return FALSE;
   }
   ctx->cur++;
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:18，代码来源:tgsi_text.c

示例10: parse_register_dcl

/* Parse register declaration.
 *    <register_dcl> ::= <register_file_bracket_index> `]' |
 *                       <register_file_bracket_index> `..' <index> `]'
 */
static boolean
parse_register_dcl(
   struct translate_ctx *ctx,
   uint *file,
   struct parsed_dcl_bracket *brackets,
   int *num_brackets)
{
   const char *cur;

   *num_brackets = 0;

   if (!parse_register_file_bracket( ctx, file ))
      return FALSE;
   if (!parse_register_dcl_bracket( ctx, &brackets[0] ))
      return FALSE;

   *num_brackets = 1;

   cur = ctx->cur;
   eat_opt_white( &cur );

   if (cur[0] == '[') {
      bool is_in = *file == TGSI_FILE_INPUT;
      bool is_out = *file == TGSI_FILE_OUTPUT;

      ++cur;
      ctx->cur = cur;
      if (!parse_register_dcl_bracket( ctx, &brackets[1] ))
         return FALSE;
      /* for geometry shader we don't really care about
       * the first brackets it's always the size of the
       * input primitive. so we want to declare just
       * the index relevant to the semantics which is in
       * the second bracket */

      /* tessellation has similar constraints to geometry shader */
      if ((ctx->processor == TGSI_PROCESSOR_GEOMETRY && is_in) ||
          (ctx->processor == TGSI_PROCESSOR_TESS_EVAL && is_in) ||
          (ctx->processor == TGSI_PROCESSOR_TESS_CTRL && (is_in || is_out))) {
         brackets[0] = brackets[1];
         *num_brackets = 1;
      } else {
         *num_brackets = 2;
      }
   }

   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:52，代码来源:tgsi_text.c

示例11: parse_register_file_bracket

/* <register_file_bracket> ::= <file> `['
 */
static boolean
parse_register_file_bracket(
   struct translate_ctx *ctx,
   uint *file )
{
   if (!parse_file( &ctx->cur, file )) {
      report_error( ctx, "Unknown register file" );
      return FALSE;
   }
   eat_opt_white( &ctx->cur );
   if (*ctx->cur != '[') {
      report_error( ctx, "Expected `['" );
      return FALSE;
   }
   ctx->cur++;
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:19，代码来源:tgsi_text.c

示例12: parse_register_file_bracket_index

/* <register_file_bracket_index> ::= <register_file_bracket> <uint>
 */
static boolean
parse_register_file_bracket_index(
   struct translate_ctx *ctx,
   uint *file,
   int *index )
{
   uint uindex;

   if (!parse_register_file_bracket( ctx, file ))
      return FALSE;
   eat_opt_white( &ctx->cur );
   if (!parse_uint( &ctx->cur, &uindex )) {
      report_error( ctx, "Expected literal unsigned integer" );
      return FALSE;
   }
   *index = (int) uindex;
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:20，代码来源:tgsi_text.c

示例13: translate

static boolean translate( struct translate_ctx *ctx )
{
   eat_opt_white( &ctx->cur );
   if (!parse_header( ctx ))
      return FALSE;

   if (ctx->processor == TGSI_PROCESSOR_TESS_CTRL ||
       ctx->processor == TGSI_PROCESSOR_TESS_EVAL)
       ctx->implied_array_size = 32;

   while (*ctx->cur != '\0') {
      uint label_val = 0;
      if (!eat_white( &ctx->cur )) {
         report_error( ctx, "Syntax error" );
         return FALSE;
      }

      if (*ctx->cur == '\0')
         break;
      if (parse_label( ctx, &label_val )) {
         if (!parse_instruction( ctx, TRUE ))
            return FALSE;
      }
      else if (str_match_nocase_whole( &ctx->cur, "DCL" )) {
         if (!parse_declaration( ctx ))
            return FALSE;
      }
      else if (str_match_nocase_whole( &ctx->cur, "IMM" )) {
         if (!parse_immediate( ctx ))
            return FALSE;
      }
      else if (str_match_nocase_whole( &ctx->cur, "PROPERTY" )) {
         if (!parse_property( ctx ))
            return FALSE;
      }
      else if (!parse_instruction( ctx, FALSE )) {
         return FALSE;
      }
   }

   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:42，代码来源:tgsi_text.c

示例14: translate

static boolean translate( struct translate_ctx *ctx )
{
   eat_opt_white( &ctx->cur );
   if (!parse_header( ctx ))
      return FALSE;

   while (*ctx->cur != '\0') {
      uint label_val = 0;
      if (!eat_white( &ctx->cur )) {
         report_error( ctx, "Syntax error" );
         return FALSE;
      }

      if (*ctx->cur == '\0')
         break;
      if (parse_label( ctx, &label_val )) {
         if (!parse_instruction( ctx, TRUE ))
            return FALSE;
      }
      else if (str_match_no_case( &ctx->cur, "DCL" )) {
         if (!parse_declaration( ctx ))
            return FALSE;
      }
      else if (str_match_no_case( &ctx->cur, "IMM" )) {
         if (!parse_immediate( ctx ))
            return FALSE;
      }
      else if (str_match_no_case( &ctx->cur, "PROPERTY" )) {
         if (!parse_property( ctx ))
            return FALSE;
      }
      else if (!parse_instruction( ctx, FALSE )) {
         return FALSE;
      }
   }

   return TRUE;
}

开发者ID:mlankhorst，项目名称:Mesa-3D，代码行数:38，代码来源:tgsi_text.c

示例15: parse_opt_register_src_bracket

static boolean
parse_opt_register_src_bracket(
   struct translate_ctx *ctx,
   struct parsed_bracket *brackets,
   int *parsed_brackets)
{
   const char *cur = ctx->cur;

   *parsed_brackets = 0;

   eat_opt_white( &cur );
   if (cur[0] == '[') {
      ++cur;
      ctx->cur = cur;

      if (!parse_register_bracket(ctx, brackets))
         return FALSE;

      *parsed_brackets = 1;
   }

   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:23，代码来源:tgsi_text.c

示例16: parse_declaration

static boolean parse_declaration( struct translate_ctx *ctx )
{
   struct tgsi_full_declaration decl;
   uint file;
   struct parsed_dcl_bracket brackets[2];
   int num_brackets;
   uint writemask;
   const char *cur;
   uint advance;
   boolean is_vs_input;
   boolean is_imm_array;

   assert(Elements(semantic_names) == TGSI_SEMANTIC_COUNT);
   assert(Elements(interpolate_names) == TGSI_INTERPOLATE_COUNT);

   if (!eat_white( &ctx->cur )) {
      report_error( ctx, "Syntax error" );
      return FALSE;
   }
   if (!parse_register_dcl( ctx, &file, brackets, &num_brackets))
      return FALSE;
   if (!parse_opt_writemask( ctx, &writemask ))
      return FALSE;

   decl = tgsi_default_full_declaration();
   decl.Declaration.File = file;
   decl.Declaration.UsageMask = writemask;

   if (num_brackets == 1) {
      decl.Range.First = brackets[0].first;
      decl.Range.Last = brackets[0].last;
   } else {
      decl.Range.First = brackets[1].first;
      decl.Range.Last = brackets[1].last;

      decl.Declaration.Dimension = 1;
      decl.Dim.Index2D = brackets[0].first;
   }

   is_vs_input = (file == TGSI_FILE_INPUT &&
                  ctx->processor == TGSI_PROCESSOR_VERTEX);
   is_imm_array = (file == TGSI_FILE_IMMEDIATE_ARRAY);

   cur = ctx->cur;
   eat_opt_white( &cur );
   if (*cur == ',' && !is_vs_input) {
      uint i, j;

      cur++;
      eat_opt_white( &cur );
      if (file == TGSI_FILE_RESOURCE) {
         for (i = 0; i < TGSI_TEXTURE_COUNT; i++) {
            if (str_match_no_case(&cur, texture_names[i])) {
               if (!is_digit_alpha_underscore(cur)) {
                  decl.Resource.Resource = i;
                  break;
               }
            }
         }
         if (i == TGSI_TEXTURE_COUNT) {
            report_error(ctx, "Expected texture target");
            return FALSE;
         }
         eat_opt_white( &cur );
         if (*cur != ',') {
            report_error( ctx, "Expected `,'" );
            return FALSE;
         }
         ++cur;
         eat_opt_white( &cur );
         for (j = 0; j < 4; ++j) {
            for (i = 0; i < PIPE_TYPE_COUNT; ++i) {
               if (str_match_no_case(&cur, type_names[i])) {
                  if (!is_digit_alpha_underscore(cur)) {
                     switch (j) {
                     case 0:
                        decl.Resource.ReturnTypeX = i;
                        break;
                     case 1:
                        decl.Resource.ReturnTypeY = i;
                        break;
                     case 2:
                        decl.Resource.ReturnTypeZ = i;
                        break;
                     case 3:
                        decl.Resource.ReturnTypeW = i;
                        break;
                     default:
                        assert(0);
                     }
                     break;
                  }
               }
            }
            if (i == PIPE_TYPE_COUNT) {
               if (j == 0 || j >  2) {
                  report_error(ctx, "Expected type name");
                  return FALSE;
               }
               break;
//.........这里部分代码省略.........

开发者ID:mlankhorst，项目名称:Mesa-3D，代码行数:101，代码来源:tgsi_text.c

示例17: parse_register_bracket

static boolean
parse_register_bracket(
   struct translate_ctx *ctx,
   struct parsed_bracket *brackets)
{
   const char *cur;
   uint uindex;

   memset(brackets, 0, sizeof(struct parsed_bracket));

   eat_opt_white( &ctx->cur );

   cur = ctx->cur;
   if (parse_file( &cur, &brackets->ind_file )) {
      if (!parse_register_1d( ctx, &brackets->ind_file,
                              &brackets->ind_index ))
         return FALSE;
      eat_opt_white( &ctx->cur );

      if (*ctx->cur == '.') {
         ctx->cur++;
         eat_opt_white(&ctx->cur);

         switch (uprcase(*ctx->cur)) {
         case 'X':
            brackets->ind_comp = TGSI_SWIZZLE_X;
            break;
         case 'Y':
            brackets->ind_comp = TGSI_SWIZZLE_Y;
            break;
         case 'Z':
            brackets->ind_comp = TGSI_SWIZZLE_Z;
            break;
         case 'W':
            brackets->ind_comp = TGSI_SWIZZLE_W;
            break;
         default:
            report_error(ctx, "Expected indirect register swizzle component `x', `y', `z' or `w'");
            return FALSE;
         }
         ctx->cur++;
         eat_opt_white(&ctx->cur);
      }

      if (*ctx->cur == '+' || *ctx->cur == '-')
         parse_int( &ctx->cur, &brackets->index );
      else
         brackets->index = 0;
   }
   else {
      if (!parse_uint( &ctx->cur, &uindex )) {
         report_error( ctx, "Expected literal unsigned integer" );
         return FALSE;
      }
      brackets->index = (int) uindex;
      brackets->ind_file = TGSI_FILE_NULL;
      brackets->ind_index = 0;
   }
   eat_opt_white( &ctx->cur );
   if (*ctx->cur != ']') {
      report_error( ctx, "Expected `]'" );
      return FALSE;
   }
   ctx->cur++;
   if (*ctx->cur == '(') {
      ctx->cur++;
      eat_opt_white( &ctx->cur );
      if (!parse_uint( &ctx->cur, &brackets->ind_array )) {
         report_error( ctx, "Expected literal unsigned integer" );
         return FALSE;
      }
      eat_opt_white( &ctx->cur );
      if (*ctx->cur != ')') {
         report_error( ctx, "Expected `)'" );
         return FALSE;
      }
      ctx->cur++;
   }
   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:80，代码来源:tgsi_text.c

示例18: parse_src_operand

static boolean
parse_src_operand(
   struct translate_ctx *ctx,
   struct tgsi_full_src_register *src )
{
   uint file;
   uint swizzle[4];
   boolean parsed_swizzle;
   struct parsed_bracket bracket[2];
   int parsed_opt_brackets;

   if (*ctx->cur == '-') {
      ctx->cur++;
      eat_opt_white( &ctx->cur );
      src->Register.Negate = 1;
   }

   if (*ctx->cur == '|') {
      ctx->cur++;
      eat_opt_white( &ctx->cur );
      src->Register.Absolute = 1;
   }

   if (!parse_register_src(ctx, &file, &bracket[0]))
      return FALSE;
   if (!parse_opt_register_src_bracket(ctx, &bracket[1], &parsed_opt_brackets))
      return FALSE;

   src->Register.File = file;
   if (parsed_opt_brackets) {
      src->Register.Dimension = 1;
      src->Dimension.Indirect = 0;
      src->Dimension.Dimension = 0;
      src->Dimension.Index = bracket[0].index;
      if (bracket[0].ind_file != TGSI_FILE_NULL) {
         src->Dimension.Indirect = 1;
         src->DimIndirect.File = bracket[0].ind_file;
         src->DimIndirect.Index = bracket[0].ind_index;
         src->DimIndirect.Swizzle = bracket[0].ind_comp;
         src->DimIndirect.ArrayID = bracket[0].ind_array;
      }
      bracket[0] = bracket[1];
   }
   src->Register.Index = bracket[0].index;
   if (bracket[0].ind_file != TGSI_FILE_NULL) {
      src->Register.Indirect = 1;
      src->Indirect.File = bracket[0].ind_file;
      src->Indirect.Index = bracket[0].ind_index;
      src->Indirect.Swizzle = bracket[0].ind_comp;
      src->Indirect.ArrayID = bracket[0].ind_array;
   }

   /* Parse optional swizzle.
    */
   if (parse_optional_swizzle( ctx, swizzle, &parsed_swizzle, 4 )) {
      if (parsed_swizzle) {
         src->Register.SwizzleX = swizzle[0];
         src->Register.SwizzleY = swizzle[1];
         src->Register.SwizzleZ = swizzle[2];
         src->Register.SwizzleW = swizzle[3];
      }
   }

   if (src->Register.Absolute) {
      eat_opt_white( &ctx->cur );
      if (*ctx->cur != '|') {
         report_error( ctx, "Expected `|'" );
         return FALSE;
      }
      ctx->cur++;
   }


   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:75，代码来源:tgsi_text.c

示例19: parse_property

static boolean parse_property( struct translate_ctx *ctx )
{
   struct tgsi_full_property prop;
   uint property_name;
   uint values[8];
   uint advance;
   char id[64];

   if (!eat_white( &ctx->cur )) {
      report_error( ctx, "Syntax error" );
      return FALSE;
   }
   if (!parse_identifier( &ctx->cur, id )) {
      report_error( ctx, "Syntax error" );
      return FALSE;
   }
   for (property_name = 0; property_name < TGSI_PROPERTY_COUNT;
        ++property_name) {
      if (streq_nocase_uprcase(tgsi_property_names[property_name], id)) {
         break;
      }
   }
   if (property_name >= TGSI_PROPERTY_COUNT) {
      debug_printf( "\nError: Unknown property : '%s'", id );
      return FALSE;
   }

   eat_opt_white( &ctx->cur );
   switch(property_name) {
   case TGSI_PROPERTY_GS_INPUT_PRIM:
   case TGSI_PROPERTY_GS_OUTPUT_PRIM:
      if (!parse_primitive(&ctx->cur, &values[0] )) {
         report_error( ctx, "Unknown primitive name as property!" );
         return FALSE;
      }
      if (property_name == TGSI_PROPERTY_GS_INPUT_PRIM &&
          ctx->processor == TGSI_PROCESSOR_GEOMETRY) {
         ctx->implied_array_size = u_vertices_per_prim(values[0]);
      }
      break;
   case TGSI_PROPERTY_FS_COORD_ORIGIN:
      if (!parse_fs_coord_origin(&ctx->cur, &values[0] )) {
         report_error( ctx, "Unknown coord origin as property: must be UPPER_LEFT or LOWER_LEFT!" );
         return FALSE;
      }
      break;
   case TGSI_PROPERTY_FS_COORD_PIXEL_CENTER:
      if (!parse_fs_coord_pixel_center(&ctx->cur, &values[0] )) {
         report_error( ctx, "Unknown coord pixel center as property: must be HALF_INTEGER or INTEGER!" );
         return FALSE;
      }
      break;
   case TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS:
   default:
      if (!parse_uint(&ctx->cur, &values[0] )) {
         report_error( ctx, "Expected unsigned integer as property!" );
         return FALSE;
      }
   }

   prop = tgsi_default_full_property();
   prop.Property.PropertyName = property_name;
   prop.Property.NrTokens += 1;
   prop.u[0].Data = values[0];

   advance = tgsi_build_full_property(
      &prop,
      ctx->tokens_cur,
      ctx->header,
      (uint) (ctx->tokens_end - ctx->tokens_cur) );
   if (advance == 0)
      return FALSE;
   ctx->tokens_cur += advance;

   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:76，代码来源:tgsi_text.c

示例20: parse_immediate

static boolean parse_immediate( struct translate_ctx *ctx )
{
   struct tgsi_full_immediate imm;
   uint advance;
   int type;

   if (*ctx->cur == '[') {
      uint uindex;

      ++ctx->cur;

      eat_opt_white( &ctx->cur );
      if (!parse_uint( &ctx->cur, &uindex )) {
         report_error( ctx, "Expected literal unsigned integer" );
         return FALSE;
      }

      if (uindex != ctx->num_immediates) {
         report_error( ctx, "Immediates must be sorted" );
         return FALSE;
      }

      eat_opt_white( &ctx->cur );
      if (*ctx->cur != ']') {
         report_error( ctx, "Expected `]'" );
         return FALSE;
      }

      ctx->cur++;
   }

   if (!eat_white( &ctx->cur )) {
      report_error( ctx, "Syntax error" );
      return FALSE;
   }
   for (type = 0; type < Elements(tgsi_immediate_type_names); ++type) {
      if (str_match_nocase_whole(&ctx->cur, tgsi_immediate_type_names[type]))
         break;
   }
   if (type == Elements(tgsi_immediate_type_names)) {
      report_error( ctx, "Expected immediate type" );
      return FALSE;
   }

   imm = tgsi_default_full_immediate();
   imm.Immediate.NrTokens += 4;
   imm.Immediate.DataType = type;
   parse_immediate_data(ctx, type, imm.u);

   advance = tgsi_build_full_immediate(
      &imm,
      ctx->tokens_cur,
      ctx->header,
      (uint) (ctx->tokens_end - ctx->tokens_cur) );
   if (advance == 0)
      return FALSE;
   ctx->tokens_cur += advance;

   ctx->num_immediates++;

   return TRUE;
}

开发者ID:01org，项目名称:iotg-lin-gfx-mesa，代码行数:62，代码来源:tgsi_text.c

注：本文中的eat_opt_white函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ eat_opt_white函数代码示例

示例1: parse_immediate_data

示例2: parse_immediate_data

示例3: parse_register_dcl_bracket

示例4: eat_white

示例5: parse_opt_writemask

示例6: parse_label

示例7: parse_optional_swizzle

示例8: parse_dst_operand

示例9: parse_register_1d

示例10: parse_register_dcl

示例11: parse_register_file_bracket

示例12: parse_register_file_bracket_index

示例13: translate

示例14: translate

示例15: parse_opt_register_src_bracket

示例16: parse_declaration

示例17: parse_register_bracket

示例18: parse_src_operand

示例19: parse_property

示例20: parse_immediate

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