1 #ifndef _EGLUNATIVEWINDOW_HPP 2 #define _EGLUNATIVEWINDOW_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 native window abstraction 24 *//*--------------------------------------------------------------------*/ 25 26 #include "tcuDefs.hpp" 27 #include "tcuFactoryRegistry.hpp" 28 #include "eglwDefs.hpp" 29 #include "tcuVector.hpp" 30 31 namespace tcu 32 { 33 class TextureLevel; 34 } 35 36 namespace eglu 37 { 38 39 class NativePixmap; 40 class NativeDisplay; 41 42 struct WindowParams 43 { 44 enum Visibility 45 { 46 VISIBILITY_HIDDEN = 0, 47 VISIBILITY_VISIBLE, 48 VISIBILITY_FULLSCREEN, 49 VISIBILITY_DONT_CARE, 50 51 VISIBILITY_LAST 52 }; 53 54 enum 55 { 56 SIZE_DONT_CARE = - 1 57 }; 58 59 int width; //!< Positive size, or SIZE_DONT_CARE 60 int height; //!< Positive size, or SIZE_DONT_CARE 61 Visibility visibility; //!< Visibility for window 62 63 WindowParams (void) : width(SIZE_DONT_CARE), height(SIZE_DONT_CARE), visibility(VISIBILITY_DONT_CARE) {} 64 WindowParams (int width_, int height_, Visibility visibility_) : width(width_), height(height_), visibility(visibility_) {} 65 }; 66 67 class WindowDestroyedError : public tcu::ResourceError 68 { 69 public: 70 WindowDestroyedError (const std::string& message) : tcu::ResourceError(message) {} 71 }; 72 73 class NativeWindow 74 { 75 public: 76 enum Capability 77 { 78 CAPABILITY_CREATE_SURFACE_LEGACY = (1<<0), //!< EGL surface can be created with eglCreateWindowSurface() 79 CAPABILITY_CREATE_SURFACE_PLATFORM = (1<<1), //!< EGL surface can be created with eglCreatePlatformWindowSurface() 80 CAPABILITY_GET_SURFACE_SIZE = (1<<2), 81 CAPABILITY_SET_SURFACE_SIZE = (1<<3), 82 CAPABILITY_GET_SCREEN_SIZE = (1<<4), 83 CAPABILITY_READ_SCREEN_PIXELS = (1<<5), 84 CAPABILITY_CHANGE_VISIBILITY = (1<<6) 85 }; 86 87 virtual ~NativeWindow (void) {} 88 89 //! Return EGLNativeWindowType that can be used with eglCreateWindowSurface(). Default implementation throws tcu::NotSupportedError(). 90 virtual eglw::EGLNativeWindowType getLegacyNative (void); 91 92 //! Return native pointer that can be used with eglCreatePlatformWindowSurface(). Default implementation throws tcu::NotSupportedError(). 93 virtual void* getPlatformNative (void); 94 95 // Process window events. Defaults to dummy implementation, that does nothing. 96 virtual void processEvents (void) {} 97 98 // Get current size of window's logical surface. Default implementation throws tcu::NotSupportedError() 99 virtual tcu::IVec2 getSurfaceSize (void) const; 100 101 // Set the size of the window's logical surface. Default implementation throws tcu::NotSupportedError() 102 virtual void setSurfaceSize (tcu::IVec2 size); 103 104 // Get the size of the window in screen pixels. Default implementation throws tcu::NotSupportedError() 105 virtual tcu::IVec2 getScreenSize (void) const; 106 107 // Read screen (visible) pixels from window. Default implementation throws tcu::NotSupportedError() 108 virtual void readScreenPixels (tcu::TextureLevel* dst) const; 109 110 // Change window visibility. Default throws tcu::NotSupportedError(). 111 virtual void setVisibility (WindowParams::Visibility visibility); 112 113 Capability getCapabilities (void) const { return m_capabilities; } 114 115 protected: 116 NativeWindow (Capability capabilities); 117 118 private: 119 NativeWindow (const NativeWindow&); 120 NativeWindow& operator= (const NativeWindow&); 121 122 const Capability m_capabilities; 123 }; 124 125 class NativeWindowFactory : public tcu::FactoryBase 126 { 127 public: 128 virtual ~NativeWindowFactory (void); 129 130 //! Create generic NativeWindow 131 virtual NativeWindow* createWindow (NativeDisplay* nativeDisplay, const WindowParams& params) const = 0; 132 133 //! Create NativeWindow that matches given config. Defaults to generic createWindow(). 134 virtual NativeWindow* createWindow (NativeDisplay* nativeDisplay, eglw::EGLDisplay display, eglw::EGLConfig config, const eglw::EGLAttrib* attribList, const WindowParams& params) const; 135 136 NativeWindow::Capability getCapabilities (void) const { return m_capabilities; } 137 138 protected: 139 NativeWindowFactory (const std::string& name, const std::string& description, NativeWindow::Capability capabilities); 140 141 private: 142 NativeWindowFactory (const NativeWindowFactory&); 143 NativeWindowFactory& operator= (const NativeWindowFactory&); 144 145 const NativeWindow::Capability m_capabilities; 146 }; 147 148 typedef tcu::FactoryRegistry<NativeWindowFactory> NativeWindowFactoryRegistry; 149 150 } // eglu 151 152 #endif // _EGLUNATIVEWINDOW_HPP 153
