KhronosGroup/WebGL — pull request #83 by msc-hi (2012-11-13 06:07:13+00:00)
Title:  Add FLOAT readPixels to the features list ...

and apply necessary changes to the WebGL spec. The feature itself is not new. It was incorporated in previous versions of the extensions by way of EXT_color_buffer_half_float. This change just calls it out clearly and edits the section of the WebGL spec that details readPixels behavior.