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Zack Rusin 08f174daa4 draw/llvm: fix generation of the VS with GS present
draw_current_shader_* functions return a final output when considering
both the geometry shader and the vertex shader. But when code generating
vertex shader we can not be using output slots from the geometry shader
because, obviously, those can be completely different. This fixes a
number of very non-obvious crashes.
A side-effect of this bug was that sometimes the vertex shading code
could save some random outputs as position/clip when the geometry
shader was writing them and vertex shader had different outputs at
those slots (sometimes writing garbage and sometimes something correct).

Signed-off-by: Zack Rusin <zackr@vmware.com>
Reviewed-by: José Fonseca <jfonseca@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Reviewed-by: Matthew McClure <mcclurem@vmware.com>
2014-03-04 15:37:52 -05:00
bin get-pick-list: Allow for non-whitespace between "CC:" and "mesa-stable" 2013-07-31 15:49:48 -07:00
docs docs: update nvc0 state 2014-02-26 23:35:45 -05:00
doxygen mesa: remove empty glthread.h file 2014-03-03 13:08:59 -07:00
include c11/threads: Don't implement thrd_current on Windows. 2014-03-04 12:05:23 +00:00
m4 configure.ac: Use AX_GCC_BUILTIN to check availability of __builtin_bswap32 v2 2014-02-24 12:56:26 -08:00
scons scons: Build with C++11 with LLVM >= 3.5. 2014-03-04 10:12:20 -08:00
src draw/llvm: fix generation of the VS with GS present 2014-03-04 15:37:52 -05:00
.dir-locals.el dir-locals.el: Set indent-tabs-mode true for makefile-mode 2014-01-29 11:45:49 -08:00
.gitattributes Disable autocrlf for Visual Studio project files. 2008-02-28 12:34:01 +09:00
.gitignore Clean up .gitignore files 2013-01-10 22:01:31 +01:00
Android.common.mk build: unify mesa version by using a VERSION file 2013-07-29 13:39:29 -07:00
Android.mk loader: introduce the loader util lib 2014-01-18 18:47:27 +00:00
autogen.sh build: Fix autogen.sh to allow out-of-tree builds 2012-08-14 10:54:39 -07:00
common.py mesa: Preliminary support for MSVC_VERSION=12.0 2014-01-08 17:33:06 -07:00
configure.ac configure: s/--with-llvm-shared-libs/--enable-llvm-shared-libs/ 2014-03-04 14:09:37 +00:00
install-lib-links.mk build: Share the all-local rule for linking libraries into the build dir 2014-01-29 12:58:13 -08:00
Makefile.am Makefile: Add bin/test-driver to EXTRA_FILES 2013-12-13 11:12:23 -08:00
SConstruct build: unify mesa version by using a VERSION file 2013-07-29 13:39:29 -07:00
VERSION mesa: Bump version to 10.2.0-devel 2014-02-06 10:15:09 +13:00

File: docs/README.WIN32

Last updated: 21 June 2013


Quick Start
----- -----

Windows drivers are build with SCons.  Makefiles or Visual Studio projects are
no longer shipped or supported.

Run

  scons osmesa mesagdi

to build classic mesa Windows GDI drivers; or

  scons libgl-gdi

to build gallium based GDI driver.

This will work both with MSVS or Mingw.


Windows Drivers
------- -------

At this time, only the gallium GDI driver is known to work.

Source code also exists in the tree for other drivers in
src/mesa/drivers/windows, but the status of this code is unknown.

Recipe
------

Building on windows requires several open-source packages. These are
steps that work as of this writing.

1) install python 2.7
2) install scons (latest)
3) install mingw, flex, and bison
4) install libxml2 from here: http://www.lfd.uci.edu/~gohlke/pythonlibs
  get libxml2-python-2.9.1.win-amd64-py2.7.exe
5) install pywin32 from here: http://www.lfd.uci.edu/~gohlke/pythonlibs
  get pywin32-218.4.win-amd64-py2.7.exe
6) install git
7) download mesa from git
  see http://www.mesa3d.org/repository.html
8) run scons

General
-------

After building, you can copy the above DLL files to a place in your
PATH such as $SystemRoot/SYSTEM32.  If you don't like putting things
in a system directory, place them in the same directory as the
executable(s).  Be careful about accidentially overwriting files of
the same name in the SYSTEM32 directory.

The DLL files are built so that the external entry points use the
stdcall calling convention.

Static LIB files are not built.  The LIB files that are built with are
the linker import files associated with the DLL files.

The si-glu sources are used to build the GLU libs.  This was done
mainly to get the better tessellator code.

If you have a Windows-related build problem or question, please post
to the mesa-dev or mesa-users list.