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Add GLFW_X11_XCB_VULKAN_SURFACE init hint

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This hint controls whether GLFW will try to use VK_KHR_xcb_surface
before falling back to VK_KHR_xlib_surface.

Closes #1793.
This commit is contained in:
Nicolas Caramelli 2020-10-23 18:55:37 +02:00 committed by Camilla Löwy
parent f4a7329604
commit 84f95a7d7f
4 changed files with 21 additions and 3 deletions
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5
include/GLFW/glfw3.h
View File

@ -1250,6 +1250,11 @@ extern "C" {
* macOS specific [init hint](@ref GLFW_COCOA_MENUBAR_hint).
*/
#define GLFW_COCOA_MENUBAR 0x00051002
/*! @brief X11 specific init hint.
*
* X11 specific [init hint](@ref GLFW_X11_XCB_VULKAN_SURFACE_hint).
*/
#define GLFW_X11_XCB_VULKAN_SURFACE 0x00052001
/*! @} */
#define GLFW_DONT_CARE -1

8
src/init.c
View File

@ -57,7 +57,10 @@ static _GLFWinitconfig _glfwInitHints =
{
GLFW_TRUE, // macOS menu bar
GLFW_TRUE // macOS bundle chdir
}
},
{
GLFW_TRUE, // X11 XCB Vulkan surface
},
};
// Terminate the library
@ -298,6 +301,9 @@ GLFWAPI void glfwInitHint(int hint, int value)
case GLFW_COCOA_MENUBAR:
_glfwInitHints.ns.menubar = value;
return;
case GLFW_X11_XCB_VULKAN_SURFACE:
_glfwInitHints.x11.xcbVulkanSurface = value;
return;
}
_glfwInputError(GLFW_INVALID_ENUM,

3
src/internal.h
View File

@ -248,6 +248,9 @@ struct _GLFWinitconfig
GLFWbool menubar;
GLFWbool chdir;
} ns;
struct {
GLFWbool xcbVulkanSurface;
} x11;
};
// Window configuration

8
src/x11_init.c
View File

@ -813,11 +813,15 @@ static GLFWbool initExtensions(void)
XkbGroupStateMask, XkbGroupStateMask);
}
if (_glfw.hints.init.x11.xcbVulkanSurface)
{
#if defined(__CYGWIN__)
_glfw.x11.x11xcb.handle = _glfw_dlopen("libX11-xcb-1.so");
_glfw.x11.x11xcb.handle = _glfw_dlopen("libX11-xcb-1.so");
#else
_glfw.x11.x11xcb.handle = _glfw_dlopen("libX11-xcb.so.1");
_glfw.x11.x11xcb.handle = _glfw_dlopen("libX11-xcb.so.1");
#endif
}
if (_glfw.x11.x11xcb.handle)
{
_glfw.x11.x11xcb.GetXCBConnection = (PFN_XGetXCBConnection)