Kenneth Graunke 11f6882e1d i965: Create a new fragment shader backend for Broadwell.
This replaces the old fs_generator backend.

v2: Port to the C-based representation of assembly instructions.
    Fix texturing after the texture-grf merge.

v3: Add high quality derivative support.  Fix SET_SIMD4X2_OFFSET.

v4: Pass brw_context to gen8_instruction functions as required.

v5: Fixes for MRT, as well as zero render targets (alpha test only).

v6: Replace n-wide with SIMDn in comments and messages; port over
    Topi's blorp-generator changes; add missing TXF_MCS opcode,
    fix missing high quality derivatives for DDX; fix typo (all caught
    by Eric).  Simplify ADDC/SUBB handling; drop "Used only on Gen6+"
    comment (caught by Matt).  Emit SIMD16 versions of three source
    instructions (caught by both Eric and Matt).

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Matt Turner <mattst88@gmail.com>
2014-01-18 21:56:08 -08:00
2014-01-18 18:51:54 +00:00
2014-01-17 20:00:32 +00:00
2013-01-10 22:01:31 +01:00
2013-11-17 20:31:49 +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.
S
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