Add some accessors to Buffer

[libs/gl.git] / source / buffer.h

diff --git a/source/buffer.h b/source/buffer.h
index 206cec8d0d2c580aef949b94acb4539c57a21a11..858f502d1c4a2e196b44f5d31da11681d94979a5 100644 (file)
--- a/source/buffer.h
+++ b/source/buffer.h
@@ -3,30 +3,32 @@
 
 #include <vector>
 #include "gl.h"
+#include <msp/gl/extensions/arb_vertex_buffer_object.h>
+#include <msp/gl/extensions/arb_uniform_buffer_object.h>
 
 namespace Msp {
 namespace GL {
 
 enum BufferType
 {
-       ARRAY_BUFFER         = GL_ARRAY_BUFFER_ARB,
-       ELEMENT_ARRAY_BUFFER = GL_ELEMENT_ARRAY_BUFFER_ARB,
-       PIXEL_PACK_BUFFER    = GL_PIXEL_PACK_BUFFER_ARB,
-       PIXEL_UNPACK_BUFFER  = GL_PIXEL_UNPACK_BUFFER_ARB,
+       ARRAY_BUFFER         = GL_ARRAY_BUFFER,
+       ELEMENT_ARRAY_BUFFER = GL_ELEMENT_ARRAY_BUFFER,
+       PIXEL_PACK_BUFFER    = GL_PIXEL_PACK_BUFFER,
+       PIXEL_UNPACK_BUFFER  = GL_PIXEL_UNPACK_BUFFER,
        UNIFORM_BUFFER       = GL_UNIFORM_BUFFER
 };
 
 enum BufferUsage
 {
-       STREAM_DRAW  = GL_STREAM_DRAW_ARB,
-       STREAM_READ  = GL_STREAM_READ_ARB,
-       STREAM_COPY  = GL_STREAM_COPY_ARB,
-       STATIC_DRAW  = GL_STATIC_DRAW_ARB,
-       STATIC_READ  = GL_STATIC_READ_ARB,
-       STATIC_COPY  = GL_STATIC_COPY_ARB,
-       DYNAMIC_DRAW = GL_DYNAMIC_DRAW_ARB,
-       DYNAMIC_READ = GL_DYNAMIC_READ_ARB,
-       DYNAMIC_COPY = GL_DYNAMIC_COPY_ARB
+       STREAM_DRAW  = GL_STREAM_DRAW,
+       STREAM_READ  = GL_STREAM_READ,
+       STREAM_COPY  = GL_STREAM_COPY,
+       STATIC_DRAW  = GL_STATIC_DRAW,
+       STATIC_READ  = GL_STATIC_READ,
+       STATIC_COPY  = GL_STATIC_COPY,
+       DYNAMIC_DRAW = GL_DYNAMIC_DRAW,
+       DYNAMIC_READ = GL_DYNAMIC_READ,
+       DYNAMIC_COPY = GL_DYNAMIC_COPY
 };
 
 class BufferRange;
@@ -56,6 +58,12 @@ private:
        static void require_buffer_type(BufferType);
 
 public:
+       /** Returns the OpenGL ID of the buffer.  For internal use only. */
+       unsigned get_id() const { return id; }
+
+       /** Returns the default binding type for the buffer. */
+       BufferType get_type() const { return type; }
+
        /** Sets the usage hint of the buffer.  It will take effect the next time
        the buffer's contents are defined. */
        void set_usage(BufferUsage);