1 files changed, 13 insertions, 0 deletions

diff --git a/shaders/view_texture.vert b/shaders/view_texture.vert
new file mode 100644
index 0000000..4e3c7d7
--- /dev/null
+++ b/shaders/view_texture.vert
@@ -0,0 +1,13 @@
+layout (location = 0) in vec2 Position;
+
+out vec2 Texcoord;
+
+void main()
+{
+    Texcoord = Position * vec2(0.5) + vec2(0.5);// Map from [-1, +1] to [0, 1].
+    // The Gfx library is written to work with the glTF sample models, which
+    // seem to want the textures loaded "as is" without flipping. Flip the
+    // y-coordinate here so that the texture appears as expected.
+    Texcoord.y = 1.0 - Texcoord.y;
+    gl_Position = vec4(Position, 0.0, 1.0);
+}