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EGL: Add support for EGL_EXT_platform_base

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From upstream: aec9fae8f3.
This commit is contained in:
Luflosi 2020-06-26 12:31:48 +02:00
parent 713059319c
commit c39e9e9c61
No known key found for this signature in database
GPG Key ID: 4E41E29EDCC345D0
6 changed files with 88 additions and 7 deletions
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5
glfw/cocoa_window.m
View File

@ -2105,6 +2105,11 @@ const char* _glfwPlatformGetClipboardString(void)
return _glfw.ns.clipboardString;
}
EGLenum _glfwPlatformGetEGLPlatform(void)
{
return 0;
}
EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
{
return EGL_DEFAULT_DISPLAY;

53
glfw/egl_context.c vendored
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@ -273,6 +273,7 @@ static void destroyContextEGL(_GLFWwindow* window)
bool _glfwInitEGL(void)
{
int i;
const char* extensions;
const char* sonames[] =
{
#if defined(_GLFW_EGL_LIBRARY)
@ -351,7 +352,39 @@ bool _glfwInitEGL(void)
return false;
}
_glfw.egl.display = eglGetDisplay(_glfwPlatformGetEGLNativeDisplay());
extensions = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
if (extensions && eglGetError() == EGL_SUCCESS)
_glfw.egl.EXT_client_extensions = true;
if (_glfw.egl.EXT_client_extensions)
{
_glfw.egl.EXT_platform_base =
_glfwStringInExtensionString("EGL_EXT_platform_base", extensions);
_glfw.egl.EXT_platform_x11 =
_glfwStringInExtensionString("EGL_EXT_platform_x11", extensions);
_glfw.egl.EXT_platform_wayland =
_glfwStringInExtensionString("EGL_EXT_platform_wayland", extensions);
}
if (_glfw.egl.EXT_platform_base)
{
_glfw.egl.GetPlatformDisplayEXT = (PFNEGLGETPLATFORMDISPLAYEXTPROC)
eglGetProcAddress("eglGetPlatformDisplayEXT");
_glfw.egl.CreatePlatformWindowSurfaceEXT = (PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC)
eglGetProcAddress("eglCreatePlatformWindowSurfaceEXT");
}
_glfw.egl.platform = _glfwPlatformGetEGLPlatform();
if (_glfw.egl.platform)
{
_glfw.egl.display =
eglGetPlatformDisplayEXT(_glfw.egl.platform,
_glfwPlatformGetEGLNativeDisplay(),
NULL);
}
else
_glfw.egl.display = eglGetDisplay(_glfwPlatformGetEGLNativeDisplay());
if (_glfw.egl.display == EGL_NO_DISPLAY)
{
_glfwInputError(GLFW_API_UNAVAILABLE,
@ -419,6 +452,7 @@ bool _glfwCreateContextEGL(_GLFWwindow* window,
EGLint attribs[40];
EGLConfig config;
EGLContext share = NULL;
EGLNativeWindowType native;
int index = 0;
if (!_glfw.egl.display)
@ -554,11 +588,18 @@ bool _glfwCreateContextEGL(_GLFWwindow* window,
setAttrib(EGL_NONE, EGL_NONE);
window->context.egl.surface =
eglCreateWindowSurface(_glfw.egl.display,
config,
_glfwPlatformGetEGLNativeWindow(window),
attribs);
native = _glfwPlatformGetEGLNativeWindow(window);
if (_glfw.egl.platform)
{
window->context.egl.surface =
eglCreatePlatformWindowSurfaceEXT(_glfw.egl.display, config, native, attribs);
}
else
{
window->context.egl.surface =
eglCreateWindowSurface(_glfw.egl.display, config, native, attribs);
}
if (window->context.egl.surface == EGL_NO_SURFACE)
{
_glfwInputError(GLFW_PLATFORM_ERROR,

15
glfw/egl_context.h vendored
View File

@ -92,6 +92,8 @@
#define EGL_CONTEXT_RELEASE_BEHAVIOR_KHR 0x2097
#define EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR 0
#define EGL_CONTEXT_RELEASE_BEHAVIOR_FLUSH_KHR 0x2098
#define EGL_PLATFORM_X11_EXT 0x31d5
#define EGL_PLATFORM_WAYLAND_EXT 0x31d8
typedef int EGLint;
typedef unsigned int EGLBoolean;
@ -140,6 +142,11 @@ typedef GLFWglproc (EGLAPIENTRY * PFN_eglGetProcAddress)(const char*);
#define eglQueryString _glfw.egl.QueryString
#define eglGetProcAddress _glfw.egl.GetProcAddress
typedef EGLDisplay (EGLAPIENTRY * PFNEGLGETPLATFORMDISPLAYEXTPROC)(EGLenum,void*,const EGLint*);
typedef EGLSurface (EGLAPIENTRY * PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC)(EGLDisplay,EGLConfig,void*,const EGLint*);
#define eglGetPlatformDisplayEXT _glfw.egl.GetPlatformDisplayEXT
#define eglCreatePlatformWindowSurfaceEXT _glfw.egl.CreatePlatformWindowSurfaceEXT
#define _GLFW_EGL_CONTEXT_STATE _GLFWcontextEGL egl
#define _GLFW_EGL_LIBRARY_CONTEXT_STATE _GLFWlibraryEGL egl
@ -160,6 +167,7 @@ typedef struct _GLFWcontextEGL
//
typedef struct _GLFWlibraryEGL
{
EGLenum platform;
EGLDisplay display;
EGLint major, minor;
bool prefix;
@ -169,6 +177,10 @@ typedef struct _GLFWlibraryEGL
bool KHR_gl_colorspace;
bool KHR_get_all_proc_addresses;
bool KHR_context_flush_control;
bool EXT_client_extensions;
bool EXT_platform_base;
bool EXT_platform_x11;
bool EXT_platform_wayland;
void* handle;
@ -190,6 +202,9 @@ typedef struct _GLFWlibraryEGL
PFN_eglQueryString QueryString;
PFN_eglGetProcAddress GetProcAddress;
PFNEGLGETPLATFORMDISPLAYEXTPROC GetPlatformDisplayEXT;
PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC CreatePlatformWindowSurfaceEXT;
} _GLFWlibraryEGL;

1
glfw/internal.h vendored
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@ -721,6 +721,7 @@ void _glfwPlatformWaitEvents(void);
void _glfwPlatformWaitEventsTimeout(monotonic_t timeout);
void _glfwPlatformPostEmptyEvent(void);
EGLenum _glfwPlatformGetEGLPlatform(void);
EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void);
EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window);

8
glfw/wl_window.c vendored
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@ -2008,6 +2008,14 @@ const char* _glfwPlatformGetPrimarySelectionString(void)
return NULL;
}
EGLenum _glfwPlatformGetEGLPlatform(void)
{
if (_glfw.egl.EXT_platform_base && _glfw.egl.EXT_platform_wayland)
return EGL_PLATFORM_WAYLAND_EXT;
else
return 0;
}
EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
{
return _glfw.wl.display;

13
glfw/x11_window.c vendored
View File

@ -2855,6 +2855,14 @@ const char* _glfwPlatformGetPrimarySelectionString(void)
return getSelectionString(_glfw.x11.PRIMARY);
}
EGLenum _glfwPlatformGetEGLPlatform(void)
{
if (_glfw.egl.EXT_platform_base && _glfw.egl.EXT_platform_x11)
return EGL_PLATFORM_X11_EXT;
else
return 0;
}
EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
{
return _glfw.x11.display;
@ -2862,7 +2870,10 @@ EGLNativeDisplayType _glfwPlatformGetEGLNativeDisplay(void)
EGLNativeWindowType _glfwPlatformGetEGLNativeWindow(_GLFWwindow* window)
{
return (EGLNativeWindowType) window->x11.handle;
if (_glfw.egl.platform)
return &window->x11.handle;
else
return (EGLNativeWindowType) window->x11.handle;
}
void _glfwPlatformGetRequiredInstanceExtensions(char** extensions)