qcam: viewfinder_gl: Rename YUV.vert to identity.vert

In preparation for RGB formats support, rename the identity vertex
shader from YUV.vert to identity.vert.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Andrey Konovalov <andrey.konovalov@linaro.org>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>

1 files changed, 16 insertions, 0 deletions

diff --git a/src/qcam/assets/shader/identity.vert b/src/qcam/assets/shader/identity.vert
new file mode 100644
index 00000000..6d6f7551
--- /dev/null
+++ b/src/qcam/assets/shader/identity.vert
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2020, Linaro
+ *
+ * identity.vert - Identity vertex shader for pixel format conversion
+ */
+
+attribute vec4 vertexIn;
+attribute vec2 textureIn;
+varying vec2 textureOut;
+
+void main(void)
+{
+	gl_Position = vertexIn;
+	textureOut = textureIn;
+}