From 79c674bf12fca1124da8029a54810f1d1234ca89 Mon Sep 17 00:00:00 2001 From: Vas Crabb Date: Sat, 31 Oct 2015 19:57:53 +1100 Subject: [PATCH] Support OSX versions before high-DPI support was added --- src/glcontext_nsgl.mm | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/src/glcontext_nsgl.mm b/src/glcontext_nsgl.mm index 68f6d92f..e8ff5164 100644 --- a/src/glcontext_nsgl.mm +++ b/src/glcontext_nsgl.mm @@ -134,9 +134,12 @@ namespace bgfx { namespace gl { BX_UNUSED(_width, _height); +#if defined(MAC_OS_X_VERSION_MAX_ALLOWED) && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1070) bool hidpi = !!(_flags&BGFX_RESET_HIDPI); NSOpenGLView* glView = (NSOpenGLView*)m_view; - [glView setWantsBestResolutionOpenGLSurface:hidpi]; + if ([glView respondsToSelector:@selector(setWantsBestResolutionOpenGLSurface:)]) + [glView setWantsBestResolutionOpenGLSurface:hidpi]; +#endif // defined(MAC_OS_X_VERSION_MAX_ALLOWED) && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1070) bool vsync = !!(_flags&BGFX_RESET_VSYNC); GLint interval = vsync ? 1 : 0; @@ -147,11 +150,12 @@ namespace bgfx { namespace gl uint64_t GlContext::getCaps() const { + 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; - uint64_t caps = 1.0f < [nsWindow backingScaleFactor] - ? BGFX_CAPS_HIDPI - : 0 - ; + if ([nsWindow respondsToSelector:@selector(backingScaleFactor)] && (1.0f < [nsWindow backingScaleFactor])) + caps |= BGFX_CAPS_HIDPI; +#endif // defined(MAC_OS_X_VERSION_MAX_ALLOWED) && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1070) return caps; }