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      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Contains various validation functions for the GLES2 service.
      6 
      7 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_H_
      8 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_H_
      9 
     10 #include <algorithm>
     11 #include <vector>
     12 #define GLES2_GPU_SERVICE 1
     13 #include "gpu/command_buffer/common/gles2_cmd_format.h"
     14 
     15 namespace gpu {
     16 namespace gles2 {
     17 
     18 // ValueValidator returns true if a value is valid.
     19 template <typename T>
     20 class ValueValidator {
     21  public:
     22   ValueValidator() {}
     23 
     24   ValueValidator(const T* valid_values, int num_values) {
     25     for (int ii = 0; ii < num_values; ++ii) {
     26       AddValue(valid_values[ii]);
     27     }
     28   }
     29 
     30   void AddValue(const T value) {
     31     if (!IsValid(value)) {
     32       valid_values_.push_back(value);
     33     }
     34   }
     35 
     36   bool IsValid(const T value) const {
     37     return std::find(valid_values_.begin(), valid_values_.end(), value) !=
     38            valid_values_.end();
     39   }
     40 
     41   const std::vector<T>& GetValues() const {
     42     return valid_values_;
     43   }
     44 
     45  private:
     46   std::vector<T> valid_values_;
     47 };
     48 
     49 struct Validators {
     50   Validators();
     51 #include "gpu/command_buffer/service/gles2_cmd_validation_autogen.h"
     52 };
     53 
     54 }  // namespace gles2
     55 }  // namespace gpu
     56 
     57 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_VALIDATION_H_
     58 
     59