framework/egl/egluConfigFilter.hpp

   1 #ifndef _EGLUCONFIGFILTER_HPP
   2 #define _EGLUCONFIGFILTER_HPP
   3 /*-------------------------------------------------------------------------
   4  * drawElements Quality Program Tester Core
   5  * ----------------------------------------
   6  *
   7  * Copyright 2014 The Android Open Source Project
   8  *
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  *
  21  *//*!
  22  * \file
  23  * \brief EGL Config selection helper.
  24  *//*--------------------------------------------------------------------*/
  25
  26 #include "tcuDefs.hpp"
  27 #include "tcuRGBA.hpp"
  28
  29 #include "eglwDefs.hpp"
  30
  31 #include <vector>
  32
  33 namespace eglw
  34 {
  35 class Library;
  36 }
  37
  38 namespace eglu
  39 {
  40
  41 class ConfigInfo;
  42
  43 class CandidateConfig
  44 {
  45 public:
  46                                         CandidateConfig         (const eglw::Library& egl, eglw::EGLDisplay display, eglw::EGLConfig config);
  47                                         CandidateConfig         (const ConfigInfo& configInfo);
  48
  49         int                             get                                     (deUint32 attrib) const;
  50
  51         int                             id                                      (void) const;
  52         int                             redSize                         (void) const;
  53         int                             greenSize                       (void) const;
  54         int                             blueSize                        (void) const;
  55         int                             alphaSize                       (void) const;
  56         int                             depthSize                       (void) const;
  57         int                             stencilSize                     (void) const;
  58         int                             samples                         (void) const;
  59
  60         deUint32                renderableType          (void) const;
  61         deUint32                surfaceType                     (void) const;
  62
  63         tcu::RGBA               colorBits                       (void) const { return tcu::RGBA(redSize(), greenSize(), blueSize(), alphaSize());       }
  64
  65 private:
  66         enum Type
  67         {
  68                 TYPE_EGL_OBJECT = 0,
  69                 TYPE_CONFIG_INFO,
  70
  71                 TYPE_LAST
  72         };
  73
  74         const Type              m_type;
  75         union
  76         {
  77                 struct
  78                 {
  79                         const eglw::Library*    egl;
  80                         eglw::EGLDisplay                display;
  81                         eglw::EGLConfig                 config;
  82                 } object;
  83                 const ConfigInfo*                       configInfo;
  84         } m_cfg;
  85 };
  86
  87 typedef bool (*ConfigFilter) (const CandidateConfig& candidate);
  88
  89 class FilterList
  90 {
  91 public:
  92                                                                 FilterList              (void) {}
  93                                                                 ~FilterList             (void) {}
  94
  95         FilterList&                                     operator<<              (ConfigFilter filter);
  96         FilterList&                                     operator<<              (const FilterList& other);
  97
  98         bool                                            match                   (const eglw::Library& egl, eglw::EGLDisplay display, eglw::EGLConfig config) const;
  99         bool                                            match                   (const ConfigInfo& configInfo) const;
 100         bool                                            match                   (const CandidateConfig& candidate) const;
 101
 102 private:
 103         std::vector<ConfigFilter>       m_rules;
 104 };
 105
 106 } // eglu
 107
 108 #endif // _EGLUCONFIGFILTER_HPP