From 72935e945d22ccbeecadf6143b14a35b98a68074 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Tue, 25 Feb 2025 00:10:27 +0000
Subject: Add VertexArrayObject::data for an external existing buffer

---
 gfx/gl/vertexArrayObject.h | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'gfx')

diff --git a/gfx/gl/vertexArrayObject.h b/gfx/gl/vertexArrayObject.h
index 57daaf3..d008897 100644
--- a/gfx/gl/vertexArrayObject.h
+++ b/gfx/gl/vertexArrayObject.h
@@ -21,14 +21,15 @@ public:
 	NO_COPY(VertexArrayObject);
 
 	template<typename m, typename T> struct MP {
-		constexpr MP(m T::*p) : P {p} { }
+		constexpr MP(m T::* p) : P {p} { }
 
+		constexpr
 		operator void *() const
 		{
 			return &(static_cast<T *>(nullptr)->*P);
 		}
 
-		m T::*P;
+		m T::* P;
 		using value_type = m;
 	};
 
@@ -69,6 +70,13 @@ public:
 		return *this;
 	}
 
+	VertexArrayObject &
+	data(const GLuint arrayBuffer, GLenum target)
+	{
+		glBindBuffer(target, arrayBuffer);
+		return *this;
+	}
+
 	template<typename Data>
 	static void
 	data(const Data & data, const GLuint arrayBuffer, GLenum target)
-- 
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