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Merge pull request #1712 from hartcw/nsview

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Add support for using NSView for platform window handle
This commit is contained in:
Бранимир Караџић 2019-03-27 17:49:29 +00:00 committed by GitHub
commit b51c57afc5
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 38 additions and 9 deletions
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24
src/glcontext_nsgl.mm
View File

@ -67,9 +67,21 @@ namespace bgfx { namespace gl
BX_CHECK(NULL != s_opengl, "OpenGL dynamic library is not found!");
const AutoreleasePoolHolder pool;
NSWindow* nsWindow = (NSWindow*)g_platformData.nwh;
NSObject* nwh = (NSObject*)g_platformData.nwh;
m_context = g_platformData.context;
NSWindow* nsWindow = nil;
NSView* contentView = nil;
if ([nwh isKindOfClass:[NSView class]])
{
contentView = (NSView*)nwh;
}
else if ([nwh isKindOfClass:[NSWindow class]])
{
nsWindow = (NSWindow*)nwh;
contentView = [nsWindow contentView];
}
if (NULL == g_platformData.context)
{
#if defined(MAC_OS_X_VERSION_MAX_ALLOWED) && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1070)
@ -99,14 +111,13 @@ namespace bgfx { namespace gl
NSOpenGLPixelFormat* pixelFormat = [[NSOpenGLPixelFormat alloc] initWithAttributes:pixelFormatAttributes];
BGFX_FATAL(NULL != pixelFormat, Fatal::UnableToInitialize, "Failed to initialize pixel format.");
NSRect glViewRect = [[nsWindow contentView] bounds];
NSRect glViewRect = [contentView bounds];
NSOpenGLView* glView = [[NSOpenGLView alloc] initWithFrame:glViewRect pixelFormat:pixelFormat];
[pixelFormat release];
// GLFW creates a helper contentView that handles things like keyboard and drag and
// drop events. We don't want to clobber that view if it exists. Instead we just
// add ourselves as a subview and make the view resize automatically.
NSView *contentView = [nsWindow contentView];
if (nil != contentView)
{
[glView setAutoresizingMask:( NSViewHeightSizable |
@ -119,7 +130,8 @@ namespace bgfx { namespace gl
}
else
{
[nsWindow setContentView:glView];
if (nil != nsWindow)
[nsWindow setContentView:glView];
}
NSOpenGLContext* glContext = [glView openGLContext];
@ -179,8 +191,8 @@ namespace bgfx { namespace gl
{
uint64_t caps = 0;
#if defined(MAC_OS_X_VERSION_MAX_ALLOWED) && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1070)
NSWindow* nsWindow = (NSWindow*)g_platformData.nwh;
if ([nsWindow respondsToSelector:@selector(backingScaleFactor)] && (1.0f < [nsWindow backingScaleFactor]))
NSObject* nwh = (NSObject*)g_platformData.nwh;
if ([nwh respondsToSelector:@selector(backingScaleFactor)] && (1.0f < [nwh backingScaleFactor]))
caps |= BGFX_CAPS_HIDPI;
#endif // defined(MAC_OS_X_VERSION_MAX_ALLOWED) && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1070)
return caps;

23
src/renderer_mtl.mm
View File

@ -2991,17 +2991,34 @@ namespace bgfx { namespace mtl
}
else
{
NSView *contentView;
if ([nvh isKindOfClass:[NSView class]])
{
contentView = (NSView*)nvh;
}
else if ([nvh isKindOfClass:[NSWindow class]])
{
NSWindow* nsWindow = (NSWindow*)nvh;
contentView = [nsWindow contentView];
}
else
{
BX_WARN(0, "Unable to create Metal device. Please set platform data window to an NSWindow, NSView, or CAMetalLayer");
return;
}
NSWindow* nsWindow = (NSWindow*)_nwh;
CALayer* layer = nsWindow.contentView.layer;
CALayer* layer = contentView.layer;
if(NULL != layer && [layer isKindOfClass:NSClassFromString(@"CAMetalLayer")])
{
m_metalLayer = (CAMetalLayer*)layer;
}
else
{
[nsWindow.contentView setWantsLayer:YES];
[contentView setWantsLayer:YES];
m_metalLayer = [CAMetalLayer layer];
[nsWindow.contentView setLayer:m_metalLayer];
[contentView setLayer:m_metalLayer];
}
}
}