documenting glutStrokeWidthf and glutStrokeLengthf

git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@1719 7f0cb862-5218-0410-a997-914c9d46530a
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dcnieho 2014-10-17 16:38:40 +00:00
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@ -183,7 +183,9 @@ will thus not work with the currently available 2.8.1 release.
<li>glutStrokeCharacter</li>
<li>glutStrokeString</li>
<li>glutStrokeWidth</li>
<li>glutStrokeWidthf</li>
<li>glutStrokeLength</li>
<li>glutStrokeLengthf</li>
<li>glutStrokeHeight</li>
</ol>
</li>
@ -1945,8 +1947,8 @@ as asterisks. </p>
<h2>14.8 glutStrokeWidth</h2>
<p>
The <tt>glutStrokeWidth</tt> function returns the width in pixels of
a single character in the specified stroke font.
The <tt>glutStrokeWidth</tt> function returns the width in model units of
a single character in the specified stroke font, rounded to an int.
</p>
<p><b>Usage</b> </p>
@ -1974,11 +1976,42 @@ number; the function rounds it to the nearest integer for the return value.
<p>Nonexistent characters return the width
of an asterisk. </p>
<h2>14.9 glutStrokeLength</h2>
<h2>14.9 glutStrokeWidthf</h2>
<p>
The <tt>glutStrokeLength</tt> function returns the width in pixels of
a string of characters in the specified stroke font.
The <tt>glutStrokeWidthf</tt> function returns the width in model units of
a single character in the specified stroke font.
</p>
<p><b>Usage</b> </p>
<p><tt>GLfloat glutStrokeWidthf ( void *font,
int character );</tt> </p>
<p><tt>font
</tt>The stroke font to use in calculating
the character width <br/>
<tt>character </tt>The ASCII
code of the character </p>
<p><b>Description</b></p>
<p>
The <tt>glutStrokeWidthf</tt>
function returns the width of the given character in the specified stroke
font. Function was included in an unreleased GLUT 3.8.
</p>
<p><b>Changes From GLUT</b></p>
<p>Nonexistent characters return the width
of an asterisk. </p>
<h2>14.10 glutStrokeLength</h2>
<p>
The <tt>glutStrokeLength</tt> function returns the width in model units of
a string of characters in the specified stroke font, rounded to an int.
</p>
<p><b>Usage</b></p>
@ -1994,10 +2027,10 @@ whose width is to be calculated </p>
<p><b>Description</b></p>
<p>
The <tt>glutStrokeLength</tt> function returns the width in pixels of the given character string in
The <tt>glutStrokeLength</tt> function returns the width in model units of the given character string in
the specified stroke font. Because the font is a stroke font, the width
of an individual character is a floating-point number. <i>Freeglut</i>
adds the floating-point widths and rounds the funal result to return the
adds the floating-point widths and rounds the final result to return the
integer value. Thus the return value may differ from the sum of the
character widths returned by a series of calls to <tt>glutStrokeWidth</tt>.
The width of nonexistent characters is counted to be the width
@ -2007,12 +2040,38 @@ of an asterisk. </p>
one or more carriage returns, <i>freeglut</i> calculates the widths in pixels
of the lines separately and returns the largest width. </p>
<p><b>Changes From GLUT</b></p>
<h2>14.11 glutStrokeLengthf</h2>
<p>GLUT does not include this function.
<p>
The <tt>glutStrokeLengthf</tt> function returns the width in model units of
a string of characters in the specified stroke font.
</p>
<h2>14.10 glutStrokeHeight</h2>
<p><b>Usage</b></p>
<p><tt>GLfloat glutStrokeLengthf ( void *font,
char *string );</tt> </p>
<p><tt>font </tt>The stroke
font to use in calculating the character width <br/>
<tt>string </tt>String of characters
whose width is to be calculated </p>
<p><b>Description</b></p>
<p>
The <tt>glutStrokeLengthf</tt> function returns the width in model units of the given character string in
the specified stroke font. The return value is equal to the sum of the
character widths returned by a series of calls to
<tt>glutStrokeWidthf</tt>. Function was included in an unreleased GLUT 3.8.
The width of nonexistent characters is counted to be the width
of an asterisk. </p>
<p>If the string contains
one or more carriage returns, <i>freeglut</i> calculates the widths in pixels
of the lines separately and returns the largest width. </p>
<h2>14.12 glutStrokeHeight</h2>
<p>
The <tt>glutStrokeHeight</tt> function returns the height in pixels of