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Diffstat (limited to 'source/blender/draw/engines/overlay/shaders/overlay_edit_uv_image_vert.glsl')
-rw-r--r--source/blender/draw/engines/overlay/shaders/overlay_edit_uv_image_vert.glsl11
1 files changed, 11 insertions, 0 deletions
diff --git a/source/blender/draw/engines/overlay/shaders/overlay_edit_uv_image_vert.glsl b/source/blender/draw/engines/overlay/shaders/overlay_edit_uv_image_vert.glsl
new file mode 100644
index 00000000000..7ecbb513265
--- /dev/null
+++ b/source/blender/draw/engines/overlay/shaders/overlay_edit_uv_image_vert.glsl
@@ -0,0 +1,11 @@
+#pragma BLENDER_REQUIRE(common_view_lib.glsl)
+
+void main()
+{
+ /* `pos` contains the coordinates of a quad (-1..1). but we need the coordinates of an image
+ * plane (0..1) */
+ vec3 image_pos = pos * 0.5 + 0.5;
+ vec4 position = point_object_to_ndc(image_pos);
+ gl_Position = position;
+ uvs = image_pos.xy;
+}