QOpenGLTextureBlitter

private api, but useful for 2d gui code that suddenly finds itself
needing to get a set of textures onto some fbo

I didn't want to include ARB_copy_image since it looks like its from
texture/renderbuffer -> texture/renderbuffer while this class implies
texture -> write fbo. We could wrap ARB_copy_image in QOpenGLTexture or
some other class or we can add it later.

I have not added any QOpenGLTexture functions since this class opperates
on the GLuint identifier. We can add overloads later.

Change-Id: I3e565b33466c1c183a249a33c3e82c6786debd55
Reviewed-by: Paul Olav Tvete <paul.tvete@digia.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/tests/manual/qopengltextureblitter/qopengltextureblitter.pro b/tests/manual/qopengltextureblitter/qopengltextureblitter.pro
new file mode 100644
index 0000000000..95f1c14e5a
--- /dev/null
+++ b/tests/manual/qopengltextureblitter/qopengltextureblitter.pro
@@ -0,0 +1,12 @@
+TEMPLATE = app
+TARGET = qopengltextureblitter
+INCLUDEPATH += .
+
+QT+=gui-private
+# Input
+HEADERS += \
+    qopengltextureblitwindow.h
+
+SOURCES += \
+    main.cpp \
+    qopengltextureblitwindow.cpp