<mml:mrow>
<mml:mi mathvariant="italic">xoffset</mml:mi>
<mml:mo><</mml:mo>
- <mml:mn>0</mml:mn>
+ <mml:mrow>
+ <mml:mo>-</mml:mo>
+ <mml:mi mathvariant="italic">b</mml:mi>
+ </mml:mrow>
</mml:mrow>
</mml:math>,
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
</mml:mrow>
</mml:mfenced>
<mml:mo>></mml:mo>
- <mml:mi mathvariant="italic">w</mml:mi>
+ <mml:mfenced open="(" close=")">
+ <mml:mrow>
+ <mml:mi mathvariant="italic">w</mml:mi>
+ <mml:mo>-</mml:mo>
+ <mml:mi mathvariant="italic">b</mml:mi>
+ </mml:mrow>
+ </mml:mfenced>
</mml:mrow>
</mml:math>,
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll">
<mml:mrow>
<mml:mi mathvariant="italic">yoffset</mml:mi>
<mml:mo><</mml:mo>
- <mml:mn>0</mml:mn>
+ <mml:mrow>
+ <mml:mo>-</mml:mo>
+ <mml:mi mathvariant="italic">b</mml:mi>
+ </mml:mrow>
</mml:mrow>
</mml:math>,
or
</mml:mrow>
</mml:mfenced>
<mml:mo>></mml:mo>
- <mml:mi mathvariant="italic">h</mml:mi>
+ <mml:mfenced open="(" close=")">
+ <mml:mrow>
+ <mml:mi mathvariant="italic">h</mml:mi>
+ <mml:mo>-</mml:mo>
+ <mml:mi mathvariant="italic">b</mml:mi>
+ </mml:mrow>
+ </mml:mfenced>
</mml:mrow>
</mml:math>,
or
<mml:mrow>
<mml:mi mathvariant="italic">zoffset</mml:mi>
<mml:mo><</mml:mo>
- <mml:mn>0</mml:mn>
+ <mml:mrow>
+ <mml:mo>-</mml:mo>
+ <mml:mi mathvariant="italic">b</mml:mi>
+ </mml:mrow>
</mml:mrow>
</mml:math>,
or
</mml:mrow>
</mml:mfenced>
<mml:mo>></mml:mo>
- <mml:mi mathvariant="italic">d</mml:mi>
+ <mml:mfenced open="(" close=")">
+ <mml:mrow>
+ <mml:mi mathvariant="italic">d</mml:mi>
+ <mml:mo>-</mml:mo>
+ <mml:mi mathvariant="italic">b</mml:mi>
+ </mml:mrow>
+ </mml:mfenced>
</mml:mrow>
</mml:math>,
where
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">w</mml:mi></mml:math>
is the <code class="constant">GL_TEXTURE_WIDTH</code>,
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">h</mml:mi></mml:math>
- is the <code class="constant">GL_TEXTURE_HEIGHT</code>, and
+ is the <code class="constant">GL_TEXTURE_HEIGHT</code>,
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">d</mml:mi></mml:math>
is the <code class="constant">GL_TEXTURE_DEPTH</code>
- of the texture image being modified.
+ and
+ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">b</mml:mi></mml:math>
+ is the border width of the texture image being modified.
+ Note that
+ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">w</mml:mi></mml:math>,
+ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">h</mml:mi></mml:math>,
+ and
+ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" overflow="scroll"><mml:mi mathvariant="italic">d</mml:mi></mml:math>
+ include twice the border width.
</p><p>
<code class="constant">GL_INVALID_VALUE</code> is generated if <em class="parameter"><code>width</code></em>, <em class="parameter"><code>height</code></em>, or <em class="parameter"><code>depth</code></em>
is less than 0.