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-rw-r--r--src/sksl/sksl_vert.inc14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/sksl/sksl_vert.inc b/src/sksl/sksl_vert.inc
new file mode 100644
index 0000000000..da2a1a2513
--- /dev/null
+++ b/src/sksl/sksl_vert.inc
@@ -0,0 +1,14 @@
+STRINGIFY(
+
+// defines built-in interfaces supported by SkiaSL vertex shaders
+
+out sk_PerVertex {
+ layout(builtin=0) float4 sk_Position;
+ layout(builtin=1) float sk_PointSize;
+ layout(builtin=3) float sk_ClipDistance[1];
+};
+
+layout(builtin=5) in int sk_VertexID;
+layout(builtin=6) in int sk_InstanceID;
+
+)