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authorSven Gothel <[email protected]>2011-07-18 03:48:41 +0200
committerSven Gothel <[email protected]>2011-07-18 03:48:41 +0200
commit92d6c9dc5fa72b01703456452c60822f36c14fff (patch)
treee55cbda96c4f9805b0f7303c6589edfa949e38b9 /src/java/com/jogamp/gluegen/package.html
parent8fc841257cae6b49399b29dfa53e3e834d27cabb (diff)
- Moved most types and StructLayout to runtime package:
com.jogamp.gluegen.cgram.types -> com.jogamp.gluegen.runtime.types This is required for desired runtime memory layout. - Split CompoundType to StructType + UnionType - StructLayout: - Utilizing SizeThunk alignment - Alignment 1) Natural type alignment 2) Add Size 3) Trailing padding w/ largest element alignment - Only perform memory layout once for type. Status: - Unit test passes w/ static MachineDescriptor64Bit - FIXME static 32bit is faulty, uses 64bit size/alignment - TODO runtime struct layout to please all platforms w/o worrying
Diffstat (limited to 'src/java/com/jogamp/gluegen/package.html')
-rw-r--r--src/java/com/jogamp/gluegen/package.html8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/java/com/jogamp/gluegen/package.html b/src/java/com/jogamp/gluegen/package.html
index 5e86aad..cc97ad5 100644
--- a/src/java/com/jogamp/gluegen/package.html
+++ b/src/java/com/jogamp/gluegen/package.html
@@ -54,12 +54,12 @@
</ul>
<h5>Simple alignment arithmetic</h5>
- <blockquote>remainder = net_size % alignment</blockquote>
+ <blockquote>remainder = offset % alignment</blockquote>
since alignment is a multiple of 2 <code>-> x % 2n == x & (2n - 1)</code><br>
- <blockquote>remainder = net_size & ( alignment - 1 )</blockquote>
+ <blockquote>remainder = offset & ( alignment - 1 )</blockquote>
<blockquote>
- padding = alignment - remainder ;<br>
- aligned_size = net_size + padding ;
+ padding = (remainder > 0) ? alignment - remainder : 0 ;<br>
+ aligned_offset = offset + padding ;
</blockquote>
<h5>Type Size &amp; Alignment for x86, x86_64, armv7l-32bit-eabi and Window(mingw/mingw64)</h5>