gles2: Add GL_NV_read_buffer extension

This lets us select the front buffer for reading under GLES2. Reviewed-by: Brian Paul <brianp@vmware.com> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
2012-06-15 09:40:41 -04:00
parent e841a2426e
commit 2d7b2d7a87
6 changed files with 45 additions and 1 deletions
@@ -627,4 +627,11 @@
    <enum name="REQUIRED_TEXTURE_IMAGE_UNITS_OES"         value="0x8D68"/>
 </category>

+<!-- 93. GL_NV_read_buffer -->
+<category name="NV_read_buffer">
+    <function name="ReadBufferNV" offset="assign">
+        <param name="mode" type="GLenum"/>
+    </function>
+</category>
+
 </OpenGLAPI>
@@ -451,4 +451,6 @@ es2_api = es2_core + (
        'ProgramBinaryOES',
        # GL_NV_draw_buffers
        'DrawBuffersNV',
+        # GL_NV_read_buffer
+        'ReadBufferNV',
 )