[core] Make attribute binding more similar to uniform binding

1 files changed, 23 insertions, 0 deletions

diff --git a/src/mbgl/shader/attributes.hpp b/src/mbgl/shader/attributes.hpp
new file mode 100644
index 0000000000..38bbe89377
--- /dev/null
+++ b/src/mbgl/shader/attributes.hpp
@@ -0,0 +1,23 @@
+#pragma once
+
+#include <mbgl/gl/attribute.hpp>
+
+#include <cstdint>
+
+namespace mbgl {
+namespace attributes {
+
+// Attributes common to several shaders.
+
+MBGL_DEFINE_ATTRIBUTE(int16_t, 2, a_pos);
+MBGL_DEFINE_ATTRIBUTE(int16_t, 2, a_offset);
+MBGL_DEFINE_ATTRIBUTE(int16_t, 2, a_extrude);
+MBGL_DEFINE_ATTRIBUTE(uint16_t, 2, a_texture_pos);
+
+template <std::size_t N>
+struct a_data : gl::Attribute<a_data<N>, uint8_t, N> {
+    static constexpr auto name = "a_data";
+};
+
+} // namespace attributes
+} // namespace mbgl