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mir, GL: Split GL context creation in two phases

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Move egl_context initialization in gdk_gl_context_realize

 • gdk_window_create_gl_context() creates a GdkGLContext
 • gdk_gl_context_realize() creates the underlying resources

https://bugzilla.gnome.org/show_bug.cgi?id=741946
This commit is contained in:
Marco Trevisan (Treviño) 2015-02-12 03:03:18 +01:00
parent 8a52ace8de
commit f9503ac189
2 changed files with 49 additions and 27 deletions
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49
gdk/mir/gdkmirglcontext.c
View File

@ -26,6 +26,54 @@
G_DEFINE_TYPE (GdkMirGLContext, gdk_mir_gl_context, GDK_TYPE_GL_CONTEXT)
static gboolean
gdk_mir_gl_context_realize (GdkGLContext *context,
GError **error)
{
GdkMirGLContext *context_mir = GDK_MIR_GL_CONTEXT (context);
GdkDisplay *display = gdk_gl_context_get_display (context);
GdkGLContext *share = gdk_gl_context_get_shared_context (context);
GdkGLProfile profile = gdk_gl_context_get_profile (context);
EGLContext ctx;
EGLint context_attribs[3];
int i;
if (!_gdk_mir_display_init_egl_display (display))
{
g_set_error_literal (error, GDK_GL_ERROR,
GDK_GL_ERROR_NOT_AVAILABLE,
_("No GL implementation is available"));
return FALSE;
}
i = 0;
if (profile == GDK_GL_PROFILE_3_2_CORE)
{
context_attribs[i++] = EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR;
context_attribs[i++] = EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR;
}
context_attribs[i++] = EGL_NONE;
ctx = eglCreateContext (_gdk_mir_display_get_egl_display (display),
context_mir->egl_config,
share != NULL ? GDK_MIR_GL_CONTEXT (share)->egl_context
: EGL_NO_CONTEXT,
context_attribs);
if (ctx == NULL)
{
g_set_error_literal (error, GDK_GL_ERROR,
GDK_GL_ERROR_NOT_AVAILABLE,
_("Unable to create a GL context"));
return FALSE;
}
GDK_NOTE (OPENGL, g_print ("Created EGL context[%p]\n", ctx));
context_mir->egl_context = ctx;
return TRUE;
}
static void
gdk_mir_gl_context_end_frame (GdkGLContext *context,
cairo_region_t *painted,
@ -96,6 +144,7 @@ gdk_mir_gl_context_class_init (GdkMirGLContextClass *klass)
GdkGLContextClass *context_class = GDK_GL_CONTEXT_CLASS (klass);
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
context_class->realize = gdk_mir_gl_context_realize;
context_class->end_frame = gdk_mir_gl_context_end_frame;
gobject_class->dispose = gdk_mir_gl_context_dispose;
}

27
gdk/mir/gdkmirwindowimpl.c
View File

@ -1398,10 +1398,7 @@ gdk_mir_window_impl_create_gl_context (GdkWindow *window,
{
GdkDisplay *display = gdk_window_get_display (window);
GdkMirGLContext *context;
EGLContext ctx;
EGLConfig config;
int i;
EGLint context_attribs[3];
if (!_gdk_mir_display_init_egl_display (display))
{
@ -1426,29 +1423,6 @@ gdk_mir_window_impl_create_gl_context (GdkWindow *window,
if (!find_eglconfig_for_window (window, &config, error))
return NULL;
i = 0;
if (profile == GDK_GL_PROFILE_3_2_CORE)
{
context_attribs[i++] = EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR;
context_attribs[i++] = EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR;
}
context_attribs[i++] = EGL_NONE;
ctx = eglCreateContext (_gdk_mir_display_get_egl_display (display),
config,
share ? GDK_MIR_GL_CONTEXT (share)->egl_context : EGL_NO_CONTEXT,
context_attribs);
if (ctx == NULL)
{
g_set_error_literal (error, GDK_GL_ERROR,
GDK_GL_ERROR_NOT_AVAILABLE,
_("Unable to create a GL context"));
return NULL;
}
GDK_NOTE (OPENGL,
g_print ("Created EGL context[%p]\n", ctx));
context = g_object_new (GDK_TYPE_MIR_GL_CONTEXT,
"display", display,
"window", window,
@ -1457,7 +1431,6 @@ gdk_mir_window_impl_create_gl_context (GdkWindow *window,
NULL);
context->egl_config = config;
context->egl_context = ctx;
context->is_attached = attached;
return GDK_GL_CONTEXT (context);