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      1 /*-------------------------------------------------------------------------
      2  * drawElements Quality Program Tester Core
      3  * ----------------------------------------
      4  *
      5  * Copyright 2014 The Android Open Source Project
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  *
     19  *//*!
     20  * \file
     21  * \brief Null GL platform.
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "tcuNullPlatform.hpp"
     25 #include "tcuNullContextFactory.hpp"
     26 #include "tcuNullRenderContext.hpp"
     27 #include "egluNativeDisplay.hpp"
     28 #include "eglwLibrary.hpp"
     29 #include "vkNullDriver.hpp"
     30 
     31 namespace tcu
     32 {
     33 namespace null
     34 {
     35 
     36 class NullEGLDisplay : public eglu::NativeDisplay
     37 {
     38 public:
     39 	NullEGLDisplay (void)
     40 		: eglu::NativeDisplay(CAPABILITY_GET_DISPLAY_LEGACY)
     41 	{
     42 		// \note All functions in library are null
     43 	}
     44 
     45 	const eglw::Library& getLibrary (void) const
     46 	{
     47 		return m_library;
     48 	}
     49 
     50 private:
     51 	eglw::FuncPtrLibrary	m_library;
     52 };
     53 
     54 class NullEGLDisplayFactory : public eglu::NativeDisplayFactory
     55 {
     56 public:
     57 	NullEGLDisplayFactory (void)
     58 		: eglu::NativeDisplayFactory("null", "Null EGL Display", eglu::NativeDisplay::CAPABILITY_GET_DISPLAY_LEGACY)
     59 	{
     60 	}
     61 
     62 	eglu::NativeDisplay* createDisplay (const eglw::EGLAttrib*) const
     63 	{
     64 		return new NullEGLDisplay();
     65 	}
     66 };
     67 
     68 Platform::Platform (void)
     69 {
     70 	m_contextFactoryRegistry.registerFactory(new NullGLContextFactory());
     71 	m_nativeDisplayFactoryRegistry.registerFactory(new NullEGLDisplayFactory());
     72 }
     73 
     74 Platform::~Platform (void)
     75 {
     76 }
     77 
     78 vk::Library* Platform::createLibrary (void) const
     79 {
     80 	return vk::createNullDriver();
     81 }
     82 
     83 void Platform::getMemoryLimits (vk::PlatformMemoryLimits& limits) const
     84 {
     85 	limits.totalSystemMemory					= 256*1024*1024;
     86 	limits.totalDeviceLocalMemory				= 0;
     87 	limits.deviceMemoryAllocationGranularity	= 4096;
     88 	limits.devicePageSize						= 4096;
     89 	limits.devicePageTableEntrySize				= 8;
     90 	limits.devicePageTableHierarchyLevels		= 3;
     91 }
     92 
     93 } // null
     94 } // tcu
     95 
     96 tcu::Platform* createPlatform (void)
     97 {
     98 	return new tcu::null::Platform();
     99 }
    100