1 files changed, 58 insertions, 0 deletions
diff --git a/gfx/skia/skia/src/sksl/SkSLGLSL.h b/gfx/skia/skia/src/sksl/SkSLGLSL.h
new file mode 100644
index 0000000000..55c8bc87e5
--- /dev/null
+++ b/gfx/skia/skia/src/sksl/SkSLGLSL.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2021 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkSLGLSL_DEFINED
+#define SkSLGLSL_DEFINED
+
+namespace SkSL {
+
+// Limited set of GLSL versions we build shaders for. Caller should round
+// down the GLSL version to one of these enums.
+enum class GLSLGeneration {
+    /**
+     * Desktop GLSL 1.10 and ES2 shading language (based on desktop GLSL 1.20)
+     */
+    k110,
+    k100es = k110,
+    /**
+     * Desktop GLSL 1.30
+     */
+    k130,
+    /**
+     * Desktop GLSL 1.40
+     */
+    k140,
+    /**
+     * Desktop GLSL 1.50
+     */
+    k150,
+    /**
+     * Desktop GLSL 3.30, and ES GLSL 3.00
+     */
+    k330,
+    k300es = k330,
+    /**
+     * Desktop GLSL 4.00
+     */
+    k400,
+    /**
+     * Desktop GLSL 4.20
+     */
+    k420,
+    /**
+     * ES GLSL 3.10 only TODO Make GLSLCap objects to make this more granular
+     */
+    k310es,
+    /**
+     * ES GLSL 3.20
+     */
+    k320es,
+};
+
+} // namespace SkSL
+
+#endif