'\" t .\" Title: unpackHalf2x16 .\" Author: [FIXME: author] [see http://docbook.sf.net/el/author] .\" Generator: DocBook XSL Stylesheets v1.79.1 .\" Date: 01/03/2018 .\" Manual: [FIXME: manual] .\" Source: [FIXME: source] .\" Language: English .\" .TH "UNPACKHALF2X16" "3G" "01/03/2018" "[FIXME: source]" "[FIXME: manual]" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" unpackHalf2x16 \- convert two 16\-bit floating\-point values packed into a single 32\-bit integer into a vector of two 32\-bit floating\-point quantities .SH "DECLARATION" .HP \w'vec2\ unpackHalf2x16('u .BI "vec2 unpackHalf2x16(uint\ " "v" ");" .SH "PARAMETERS" .PP \fIv\fR .RS 4 Specify a single 32\-bit unsigned integer values that contains two 16\-bit floating point values to be unpacked\&. .RE .SH "DESCRIPTION" .PP \fBunpackHalf2x16\fR returns a two\-component floating\-point vector with components obtained by unpacking a 32\-bit unsigned integer into a pair of 16\-bit values, interpreting those values as 16\-bit floating\-point numbers according to the OpenGL Specification, and converting them to 32\-bit floating\-point values\&. The first component of the vector is obtained from the 16 least\-significant bits of v; the second component is obtained from the 16 most\-significant bits of v\&. .SH "VERSION SUPPORT" .TS allbox tab(:); lB cB s s s s s s s s s s s lB cB cB cB cB cB cB cB cB cB cB cB cB. T{ T}:T{ \fBOpenGL Shading Language Version\fR T} T{ \fBFunction Name\fR T}:T{ \fB1\&.10\fR T}:T{ \fB1\&.20\fR T}:T{ \fB1\&.30\fR T}:T{ \fB1\&.40\fR T}:T{ \fB1\&.50\fR T}:T{ \fB3\&.30\fR T}:T{ \fB4\&.00\fR T}:T{ \fB4\&.10\fR T}:T{ \fB4\&.20\fR T}:T{ \fB4\&.30\fR T}:T{ \fB4\&.40\fR T}:T{ \fB4\&.50\fR T} .T& l c c c c c c c c c c c c. T{ unpackHalf2x16 T}:T{ \- T}:T{ \- T}:T{ \- T}:T{ \- T}:T{ \- T}:T{ \- T}:T{ \- T}:T{ \- T}:T{ ✔ T}:T{ ✔ T}:T{ ✔ T}:T{ ✔ T} .TE .sp 1 .SH "SEE ALSO" .PP \fBpackDouble2x32\fR(), \fBunpackDouble2x32\fR(), \fBpackHalf2x16\fR() .SH "COPYRIGHT" .PP Copyright \(co 2011\-2014 Khronos Group\&. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1\&.0, 8 June 1999\&. \m[blue]\fBhttp://opencontent\&.org/openpub/\fR\m[]\&. .SH "COPYRIGHT" .br Copyright \(co 2011-2014 Khronos Group .br