mesa: added comment for check_begin_texture_render()

diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c
index c4454550dbca3fcd3238cfd759db2a58050b2c1c..2641123857aeb4f9a2f6e2010130b1298fb1c5ce 100644 (file)
--- a/src/mesa/main/fbobject.c
+++ b/src/mesa/main/fbobject.c
@@ -1149,6 +1149,11 @@ _mesa_IsFramebufferEXT(GLuint framebuffer)
 }
 
 
+/**
+ * Check if any of the attachments of the given framebuffer are textures
+ * (render to texture).  Call ctx->Driver.RenderTexture() for such
+ * attachments.
+ */
 static void
 check_begin_texture_render(GLcontext *ctx, struct gl_framebuffer *fb)
 {