From 965acde9c063c56f3b26378d7ddf7c4e64495514 Mon Sep 17 00:00:00 2001 From: "alexey.lysiuk" Date: Fri, 8 Mar 2019 16:47:02 +0200 Subject: [PATCH] - added initial support of Vulkan renderer to Cocoa backend --- src/posix/cocoa/gl_sysfb.h | 2 + src/posix/cocoa/i_video.mm | 241 +++++++++++++++++--- src/rendering/vulkan/thirdparty/volk/volk.c | 5 + 3 files changed, 214 insertions(+), 34 deletions(-) diff --git a/src/posix/cocoa/gl_sysfb.h b/src/posix/cocoa/gl_sysfb.h index 4e54e77a6..e3a2fb3c4 100644 --- a/src/posix/cocoa/gl_sysfb.h +++ b/src/posix/cocoa/gl_sysfb.h @@ -65,6 +65,8 @@ public: static void SetWindowVisible(bool visible); static void SetWindowTitle(const char* title); + void SetWindow(CocoaWindow* window) { m_window = window; } + protected: SystemBaseFrameBuffer() {} diff --git a/src/posix/cocoa/i_video.mm b/src/posix/cocoa/i_video.mm index 08e2a46b9..9592fd021 100644 --- a/src/posix/cocoa/i_video.mm +++ b/src/posix/cocoa/i_video.mm @@ -32,6 +32,8 @@ */ #include "gl_load/gl_load.h" + +#define VK_USE_PLATFORM_MACOS_MVK #include "volk/volk.h" #include "i_common.h" @@ -54,6 +56,8 @@ #include "gl/system/gl_framebuffer.h" #include "gl/textures/gl_samplers.h" +#include "vulkan/system/vk_framebuffer.h" + @implementation NSWindow(ExitAppOnClose) @@ -200,19 +204,51 @@ namespace // --------------------------------------------------------------------------- -class CocoaVideo : public IVideo +@interface VulkanCocoaView : NSView { -public: - virtual DFrameBuffer* CreateFrameBuffer() override - { - auto fb = new OpenGLRenderer::OpenGLFrameBuffer(nullptr, fullscreen); + NSCursor* m_cursor; +} - fb->SetMode(fullscreen, vid_hidpi); - fb->SetSize(fb->GetClientWidth(), fb->GetClientHeight()); +- (void)setCursor:(NSCursor*)cursor; - return fb; - } -}; +@end + + +@implementation VulkanCocoaView + +- (void)resetCursorRects +{ + [super resetCursorRects]; + + NSCursor* const cursor = nil == m_cursor + ? [NSCursor arrowCursor] + : m_cursor; + + [self addCursorRect:[self bounds] + cursor:cursor]; +} + +- (void)setCursor:(NSCursor*)cursor +{ + m_cursor = cursor; +} + +-(BOOL) wantsUpdateLayer +{ + return YES; +} + ++(Class) layerClass +{ + return NSClassFromString(@"CAMetalLayer"); +} + +-(CALayer*) makeBackingLayer +{ + return [self.class.layerClass layer]; +} + +@end // --------------------------------------------------------------------------- @@ -273,12 +309,122 @@ NSOpenGLPixelFormat* CreatePixelFormat() return [[NSOpenGLPixelFormat alloc] initWithAttributes:attributes]; } +void SetupOpenGLView(CocoaWindow* window) +{ + NSOpenGLPixelFormat* pixelFormat = CreatePixelFormat(); + + if (nil == pixelFormat) + { + I_FatalError("Cannot create OpenGL pixel format, graphics hardware is not supported"); + } + + // Create OpenGL context and view + + const NSRect contentRect = [window contentRectForFrameRect:[window frame]]; + OpenGLCocoaView* glView = [[OpenGLCocoaView alloc] initWithFrame:contentRect + pixelFormat:pixelFormat]; + [[glView openGLContext] makeCurrentContext]; + + [window setContentView:glView]; + + // To be able to use OpenGL functions in SetMode() + ogl_LoadFunctions(); +} + } // unnamed namespace // --------------------------------------------------------------------------- +class CocoaVideo : public IVideo +{ +public: + CocoaVideo() + { + ms_isVulkanSupported = true; // todo + } + + ~CocoaVideo() + { + delete m_vulkanDevice; + + [ms_window dealloc]; + ms_window = nil; + } + + virtual DFrameBuffer* CreateFrameBuffer() override + { + assert(ms_window == nil); + ms_window = CreateWindow(STYLE_MASK_WINDOWED); + + SystemBaseFrameBuffer *fb = nullptr; + + if (ms_isVulkanSupported) + { + const NSRect contentRect = [ms_window contentRectForFrameRect:[ms_window frame]]; + + NSView* vulkanView = [[VulkanCocoaView alloc] initWithFrame:contentRect]; + [vulkanView setWantsLayer:YES]; + + [ms_window setContentView:vulkanView]; + } + else + { + SetupOpenGLView(ms_window); + } + + try + { + m_vulkanDevice = new VulkanDevice(); + fb = new VulkanFrameBuffer(nullptr, fullscreen, m_vulkanDevice); + } + catch (std::exception const&) + { + ms_isVulkanSupported = false; + + SetupOpenGLView(ms_window); + } + + if (fb == nullptr) + { + fb = new OpenGLRenderer::OpenGLFrameBuffer(0, fullscreen); + } + + fb->SetWindow(ms_window); + fb->SetMode(fullscreen, vid_hidpi); + fb->SetSize(fb->GetClientWidth(), fb->GetClientHeight()); + + return fb; + } + + static CocoaWindow* GetWindow() + { + return ms_window; + } + + static bool IsVulkanSupported() + { + return ms_isVulkanSupported; + } + +private: + VulkanDevice *m_vulkanDevice = nullptr; + + static CocoaWindow* ms_window; + + static bool ms_isVulkanSupported; +}; + + +CocoaWindow* CocoaVideo::ms_window; + +bool CocoaVideo::ms_isVulkanSupported; + + +// --------------------------------------------------------------------------- + + static SystemBaseFrameBuffer* frameBuffer; @@ -286,7 +432,7 @@ SystemBaseFrameBuffer::SystemBaseFrameBuffer(void*, const bool fullscreen) : DFrameBuffer(vid_defwidth, vid_defheight) , m_fullscreen(false) , m_hiDPI(false) -, m_window(CreateWindow(STYLE_MASK_WINDOWED)) +, m_window(nullptr) { SetFlash(0, 0); @@ -308,8 +454,6 @@ SystemBaseFrameBuffer::~SystemBaseFrameBuffer() [nc removeObserver:m_window name:NSWindowDidEndLiveResizeNotification object:nil]; - - [m_window dealloc]; } bool SystemBaseFrameBuffer::IsFullscreen() @@ -491,24 +635,6 @@ void SystemBaseFrameBuffer::SetWindowTitle(const char* title) SystemGLFrameBuffer::SystemGLFrameBuffer(void *hMonitor, bool fullscreen) : SystemBaseFrameBuffer(hMonitor, fullscreen) { - NSOpenGLPixelFormat* pixelFormat = CreatePixelFormat(); - - if (nil == pixelFormat) - { - I_FatalError("Cannot create OpenGL pixel format, graphics hardware is not supported"); - } - - // Create OpenGL context and view - - const NSRect contentRect = [m_window contentRectForFrameRect:[m_window frame]]; - OpenGLCocoaView* glView = [[OpenGLCocoaView alloc] initWithFrame:contentRect - pixelFormat:pixelFormat]; - [[glView openGLContext] makeCurrentContext]; - - [m_window setContentView:glView]; - - // To be able to use OpenGL functions in SetMode() - ogl_LoadFunctions(); } @@ -692,15 +818,62 @@ void I_SetWindowTitle(const char* title) void I_GetVulkanDrawableSize(int *width, int *height) { - assert(!"Not implemented"); + NSWindow* const window = CocoaVideo::GetWindow(); + assert(window != nil); + + const NSSize size = I_GetContentViewSize(window); + + if (width != nullptr) + { + *width = int(size.width); + } + + if (height != nullptr) + { + *height = int(size.height); + } } bool I_GetVulkanPlatformExtensions(unsigned int *count, const char **names) { - assert(!"Not implemented"); + static const char* extensions[] = + { + VK_KHR_SURFACE_EXTENSION_NAME, + VK_MVK_MACOS_SURFACE_EXTENSION_NAME + }; + static const unsigned int extensionCount = static_cast(sizeof extensions / sizeof extensions[0]); + + if (count == nullptr && names == nullptr) + { + return false; + } + else if (names == nullptr) + { + *count = extensionCount; + return true; + } + else + { + const bool result = *count >= extensionCount; + *count = std::min(*count, extensionCount); + + for (unsigned int i = 0; i < *count; ++i) + { + names[i] = extensions[i]; + } + + return result; + } } bool I_CreateVulkanSurface(VkInstance instance, VkSurfaceKHR *surface) { - assert(!"Not implemented"); + VkMacOSSurfaceCreateInfoMVK windowCreateInfo; + windowCreateInfo.sType = VK_STRUCTURE_TYPE_MACOS_SURFACE_CREATE_INFO_MVK; + windowCreateInfo.pNext = nullptr; + windowCreateInfo.flags = 0; + windowCreateInfo.pView = [[CocoaVideo::GetWindow() contentView] layer]; + + const VkResult result = vkCreateMacOSSurfaceMVK(instance, &windowCreateInfo, nullptr, surface); + return result == VK_SUCCESS; } diff --git a/src/rendering/vulkan/thirdparty/volk/volk.c b/src/rendering/vulkan/thirdparty/volk/volk.c index 119fdf9a4..66344cae5 100644 --- a/src/rendering/vulkan/thirdparty/volk/volk.c +++ b/src/rendering/vulkan/thirdparty/volk/volk.c @@ -2,6 +2,11 @@ #define VK_USE_PLATFORM_WIN32_KHR #endif +#ifdef __APPLE__ +#define VK_USE_PLATFORM_MACOS_MVK +#endif + + /* This file is part of volk library; see volk.h for version/license details */ #include "volk.h"