X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=context.cpp;h=4736b82b8bbebcc0f6327d27acc132809af025f9;hb=c3a08ff6100840205d295a58d6bf340aa20afde0;hp=72275e9f9ba5db18d039e8c6e577356a6f9aa2b0;hpb=e18d9bad93d5bf766d52d0cb66db4c3d3f8a711b;p=nageru

diff --git a/context.cpp b/context.cpp
index 72275e9..4736b82 100644
--- a/context.cpp
+++ b/context.cpp
@@ -1,9 +1,13 @@
 #include <stdio.h>
-#include <stdlib.h>
 
-#include <QOpenGLContext>
+#include <QGL>
 #include <QOffscreenSurface>
-#include <QWindow>
+#include <QOpenGLContext>
+#include <QSurfaceFormat>
+
+class QSurface;
+
+QGLWidget *global_share_widget = nullptr;
 
 QSurface *create_surface(const QSurfaceFormat &format)
 {
@@ -18,10 +22,16 @@ QSurface *create_surface(const QSurfaceFormat &format)
 	return surface;
 }
 
-QOpenGLContext *create_context()
+QSurface *create_surface_with_same_format(const QSurface *surface)
+{
+	return create_surface(surface->format());
+}
+
+QOpenGLContext *create_context(const QSurface *surface)
 {
 	QOpenGLContext *context = new QOpenGLContext;
-	context->setShareContext(QOpenGLContext::globalShareContext());
+	context->setShareContext(global_share_widget->context()->contextHandle());
+	context->setFormat(surface->format());
 	context->create();
 	return context;
 }
@@ -30,3 +40,8 @@ bool make_current(QOpenGLContext *context, QSurface *surface)
 {
 	return context->makeCurrent(surface);
 }
+
+void delete_context(QOpenGLContext *context)
+{
+	delete context;
+}