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      1 /*-------------------------------------------------------------------------
      2  * drawElements Quality Program Tester Core
      3  * ----------------------------------------
      4  *
      5  * Copyright (c) 2018 The Khronos Group Inc.
      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 OSX Vulkan Platform.
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "tcuOSXVulkanPlatform.hpp"
     25 #include "tcuOSXPlatform.hpp"
     26 #include "tcuOSXMetalView.hpp"
     27 #include "vkWsiPlatform.hpp"
     28 #include "gluPlatform.hpp"
     29 #include "tcuFunctionLibrary.hpp"
     30 #include "deUniquePtr.hpp"
     31 #include "deMemory.h"
     32 
     33 #include <sys/utsname.h>
     34 
     35 using de::MovePtr;
     36 using de::UniquePtr;
     37 
     38 namespace tcu
     39 {
     40 namespace osx
     41 {
     42 
     43 class VulkanWindow : public vk::wsi::MacOSWindowInterface
     44 {
     45 public:
     46 	VulkanWindow (MovePtr<osx::MetalView> view)
     47 	: vk::wsi::MacOSWindowInterface(view->getView())
     48 	, m_view(view)
     49 	{
     50 	}
     51 
     52 	void resize (const UVec2& newSize) {
     53 		m_view->setSize(newSize.x(), newSize.y());
     54 	}
     55 
     56 private:
     57 	UniquePtr<osx::MetalView> m_view;
     58 };
     59 
     60 class VulkanDisplay : public vk::wsi::Display
     61 {
     62 public:
     63 	VulkanDisplay ()
     64 	{
     65 	}
     66 
     67 	vk::wsi::Window* createWindow (const Maybe<UVec2>& initialSize) const
     68 	{
     69 		const deUint32 width = !initialSize ? 400 : initialSize->x();
     70 		const deUint32 height = !initialSize ? 300 : initialSize->y();
     71 		return new VulkanWindow(MovePtr<osx::MetalView>(new osx::MetalView(width, height)));
     72 	}
     73 };
     74 
     75 class VulkanLibrary : public vk::Library
     76 {
     77 public:
     78 	VulkanLibrary (void)
     79 		: m_library	("libvulkan.dylib")
     80 		, m_driver	(m_library)
     81 	{
     82 	}
     83 
     84 	const vk::PlatformInterface&	getPlatformInterface	(void) const
     85 	{
     86 		return m_driver;
     87 	}
     88 
     89 	const tcu::FunctionLibrary&		getFunctionLibrary		(void) const
     90 	{
     91 		return m_library;
     92 	}
     93 
     94 private:
     95 	const DynamicFunctionLibrary	m_library;
     96 	const vk::PlatformDriver		m_driver;
     97 };
     98 
     99 VulkanPlatform::VulkanPlatform ()
    100 {
    101 }
    102 
    103 vk::wsi::Display* VulkanPlatform::createWsiDisplay (vk::wsi::Type wsiType) const
    104 {
    105 	if (wsiType != vk::wsi::TYPE_MACOS)
    106 		TCU_THROW(NotSupportedError, "WSI type not supported");
    107 
    108 	return new VulkanDisplay();
    109 }
    110 
    111 bool VulkanPlatform::hasDisplay (vk::wsi::Type wsiType)  const
    112 {
    113 	if (wsiType != vk::wsi::TYPE_MACOS)
    114 		return false;
    115 
    116 	return true;
    117 }
    118 vk::Library* VulkanPlatform::createLibrary (void) const
    119 {
    120 	return new VulkanLibrary();
    121 }
    122 
    123 void VulkanPlatform::describePlatform (std::ostream& dst) const
    124 {
    125 	utsname		sysInfo;
    126 	deMemset(&sysInfo, 0, sizeof(sysInfo));
    127 
    128 	if (uname(&sysInfo) != 0)
    129 		throw std::runtime_error("uname() failed");
    130 
    131 	dst << "OS: " << sysInfo.sysname << " " << sysInfo.release << " " << sysInfo.version << "\n";
    132 	dst << "CPU: " << sysInfo.machine << "\n";
    133 }
    134 
    135 void VulkanPlatform::getMemoryLimits (vk::PlatformMemoryLimits& limits) const
    136 {
    137 	limits.totalSystemMemory					= 256*1024*1024;
    138 	limits.totalDeviceLocalMemory				= 128*1024*1024;
    139 	limits.deviceMemoryAllocationGranularity	= 64*1024;
    140 	limits.devicePageSize						= 4096;
    141 	limits.devicePageTableEntrySize				= 8;
    142 	limits.devicePageTableHierarchyLevels		= 3;
    143 }
    144 
    145 } // osx
    146 } // tcu
    147 
    148