mesa.git
15 years agodraw: allow driver-override of draw_need_pipeline()
Keith Whitwell [Tue, 23 Dec 2008 13:26:25 +0000 (13:26 +0000)]
draw: allow driver-override of draw_need_pipeline()

15 years agotgsi: Dump indirect register swizzle.
Michal Krol [Tue, 23 Dec 2008 14:13:59 +0000 (15:13 +0100)]
tgsi: Dump indirect register swizzle.

15 years agotgsi: Return 0.0 for negative constant register indices.
Michal Krol [Fri, 14 Nov 2008 12:31:06 +0000 (13:31 +0100)]
tgsi: Return 0.0 for negative constant register indices.

15 years agotgsi: Keep address register as a floating point.
Michal Krol [Fri, 14 Nov 2008 12:26:01 +0000 (13:26 +0100)]
tgsi: Keep address register as a floating point.

15 years agosoftpipe: Don't fill surfaces's winsys fields.
José Fonseca [Mon, 22 Dec 2008 20:23:59 +0000 (20:23 +0000)]
softpipe: Don't fill surfaces's winsys fields.

This is sometimes checked to distinguish between texture views and
(deprecated) standalone surfaces.

15 years agosoftpipe: Call surface_alloc_storage to get the pipebuffer for display targets.
José Fonseca [Mon, 22 Dec 2008 20:20:58 +0000 (20:20 +0000)]
softpipe: Call surface_alloc_storage to get the pipebuffer for display targets.

Otherwise blitting from display target surfaces to front screen fails in
several platforms.

15 years agosoftpipe: initialize refcount and winsys
Jerome Glisse [Thu, 18 Dec 2008 18:56:45 +0000 (19:56 +0100)]
softpipe: initialize refcount and winsys

15 years agosoftpipe: convert to use texture instead of surface
Jerome Glisse [Thu, 18 Dec 2008 12:34:27 +0000 (13:34 +0100)]
softpipe: convert to use texture instead of surface

15 years agogallium: const correctness.
José Fonseca [Mon, 22 Dec 2008 16:55:27 +0000 (16:55 +0000)]
gallium: const correctness.

15 years agoIgnore new tests executables.
José Fonseca [Sun, 21 Dec 2008 13:48:43 +0000 (13:48 +0000)]
Ignore new tests executables.

15 years agogallium: Fix typo in define name.
José Fonseca [Sat, 20 Dec 2008 12:59:51 +0000 (12:59 +0000)]
gallium: Fix typo in define name.

15 years agogallium: Simple and efficient cache.
José Fonseca [Fri, 19 Dec 2008 20:06:11 +0000 (20:06 +0000)]
gallium: Simple and efficient cache.

Fixed size hash table. Collisions are handled by simply destroying the
previous entry.

It hasn't received much testing yet.

15 years agogallium: replace #elif with #else
Brian Paul [Fri, 19 Dec 2008 14:33:17 +0000 (07:33 -0700)]
gallium: replace #elif with #else

15 years agotgsi: scan for additional info: uses_fogcoord, uses_frontfacing
Brian Paul [Fri, 19 Dec 2008 01:06:38 +0000 (18:06 -0700)]
tgsi: scan for additional info: uses_fogcoord, uses_frontfacing

15 years agogallium: fix two-sided lighting test in state tracker
Brian Paul [Thu, 18 Dec 2008 23:00:20 +0000 (16:00 -0700)]
gallium: fix two-sided lighting test in state tracker

This fixes two-sided lighting for vertex shaders.

15 years agoGallium: fix for conform test
Robert Ellison [Thu, 18 Dec 2008 16:46:53 +0000 (09:46 -0700)]
Gallium: fix for conform test

The following construction in util_surface_copy() in
gallium/auxiliary/util/u_rect.c, introduced in commit
d177c9ddda2c452cf7d6696d89cf4458ef986f98, incorrectly inverts
the Y coordinate in the last parameter to pipe_copy_rect().

      /* If do_flip, invert src_y position and pass negative src stride
*/
      pipe_copy_rect(dst_map,
                     &dst->block,
                     dst->stride,
                     dst_x, dst_y,
                     w, h,
                     src_map,
                     do_flip ? -(int) src->stride : src->stride,
                     src_x,
                     do_flip ? w - src_y : src_y);

The intention is to start at the last Y coordinate line and move
backwards, in the case of a flip; in that case, the correct
calculation is "src_y + h - 1", not "w - src_y".

This fixes a Gallium assertion failure in the conformance tests:

      u_rect.c:65:pipe_copy_rect: Assertion `src_y >= 0' failed.
      debug_get_bool_option: GALLIUM_ABORT_ON_ASSERT = TRUE
      Trace/breakpoint trap

15 years agoglsl: Fix handling of nested parens in macro actual arguments.
Michal Krol [Thu, 18 Dec 2008 17:45:32 +0000 (18:45 +0100)]
glsl: Fix handling of nested parens in macro actual arguments.

15 years agomesa: Pass the context to query object delete cb to avoid null dereference.
Eric Anholt [Wed, 8 Oct 2008 01:47:31 +0000 (18:47 -0700)]
mesa: Pass the context to query object delete cb to avoid null dereference.

15 years agogallium: Enable memory debugging on all windows platforms.
José Fonseca [Thu, 18 Dec 2008 14:53:24 +0000 (14:53 +0000)]
gallium: Enable memory debugging on all windows platforms.

15 years agomesa: choose GLSL vertex shader over ARB/internal vertex program in get_fp_input_mask()
Brian Paul [Thu, 18 Dec 2008 02:01:34 +0000 (19:01 -0700)]
mesa: choose GLSL vertex shader over ARB/internal vertex program in get_fp_input_mask()

This is a work-around the for the fact that we do fragment shader state
validation before vertex shader validation (see comments in state.c) so in
get_fp_input_mask() we can't rely on ctx->VertexProgram._Current being up to
date yet.

This fixes a glean glsl1 test failure.

15 years agogallium: fix memory corruption in u_gen_mipmap.c
Brian Paul [Thu, 18 Dec 2008 01:52:10 +0000 (18:52 -0700)]
gallium: fix memory corruption in u_gen_mipmap.c

Remove the old/initial vbuf allocation in util_create_gen_mipmap().
We were allocating a small vbuf at this point so get_next_slot() didn't have
as large of buffer as it expected.  So all but the first set_vertex_data()
was writing out of bounds.

Also added some comments.

15 years agomesa: fix fixed-function test in get_fp_input_mask() - again.
Brian Paul [Wed, 17 Dec 2008 21:04:03 +0000 (14:04 -0700)]
mesa: fix fixed-function test in get_fp_input_mask() - again.

The problem we're solving only occured when there was a user-defined
vertex shader but no fragment shader.  Check for that case now.
Fixes glean api2 vertex array failure.

15 years agomesa: add missing cases for texture array targets
Brian Paul [Wed, 17 Dec 2008 20:17:15 +0000 (13:17 -0700)]
mesa: add missing cases for texture array targets

15 years agoRevert "mesa: fix vertex program test in get_fp_input_mask()"
Brian Paul [Wed, 17 Dec 2008 18:29:42 +0000 (11:29 -0700)]
Revert "mesa: fix vertex program test in get_fp_input_mask()"

This reverts commit cdaaf8e107010624bed4abdf9553c0ef63c8b708.

15 years agomesa: fix vertex program test in get_fp_input_mask()
Brian Paul [Wed, 17 Dec 2008 17:55:40 +0000 (10:55 -0700)]
mesa: fix vertex program test in get_fp_input_mask()

We were accidentally using the fixed-function logic when a vertex shader was
being used.

15 years agowinsys: fix depth buffer size when using stencil
Brian Paul [Wed, 17 Dec 2008 17:55:29 +0000 (10:55 -0700)]
winsys: fix depth buffer size when using stencil

15 years agogallium: Fix PIPE_FORMAT_X8B8G8R8_SNORM definition.
Michal Krol [Mon, 15 Dec 2008 11:29:34 +0000 (12:29 +0100)]
gallium: Fix PIPE_FORMAT_X8B8G8R8_SNORM definition.

15 years agogallium: fix refcount bug introduced in eb20e2984
Keith Whitwell [Fri, 12 Dec 2008 18:34:49 +0000 (18:34 +0000)]
gallium: fix refcount bug introduced in eb20e2984

15 years agoMerge branch 'no-validate' into gallium-0.1
Keith Whitwell [Fri, 12 Dec 2008 17:41:49 +0000 (17:41 +0000)]
Merge branch 'no-validate' into gallium-0.1

15 years agogallium: avoid mapping same vertex buffer in subsequent frames
Keith Whitwell [Fri, 12 Dec 2008 16:46:34 +0000 (16:46 +0000)]
gallium: avoid mapping same vertex buffer in subsequent frames

Quite a few util modules were maintaining a single vertex buffer over multiple
frames, and potentially reusing it in subsequent frames.  Unfortunately that
would force us into syncrhonous rendering as the buffer manager would be
forced to wait for the previous rendering to complete prior to allowing the
map.

This resolves that issue, but requires the state tracker to issue a few new
flush() calls at the end of each frame.

15 years agost: reduce unnecessary calls to pipe->set_vertex_buffers()
Keith Whitwell [Wed, 10 Dec 2008 15:43:21 +0000 (15:43 +0000)]
st: reduce unnecessary calls to pipe->set_vertex_buffers()

15 years agost: move feedback draw function to new file
Keith Whitwell [Wed, 10 Dec 2008 15:42:28 +0000 (15:42 +0000)]
st: move feedback draw function to new file

15 years agost: don't unilaterally ABS the argument to RSQ
Keith Whitwell [Wed, 10 Dec 2008 15:41:48 +0000 (15:41 +0000)]
st: don't unilaterally ABS the argument to RSQ

15 years agoRevert "pipebuffer: Implement proper buffer validation."
Keith Whitwell [Fri, 12 Dec 2008 12:05:39 +0000 (12:05 +0000)]
Revert "pipebuffer: Implement proper buffer validation."

This reverts commit a6d866f72c88d48d2bcfb3e3c882fdb639b5a8ce.

15 years agoRevert "pipebuffer: Ondemand buffer manager."
Keith Whitwell [Fri, 12 Dec 2008 12:05:30 +0000 (12:05 +0000)]
Revert "pipebuffer: Ondemand buffer manager."

This reverts commit 17849eafaacfbb2124d86f561a91b707317d3b31.

15 years agoRevert "pipebuffer: Fix buffer overflow."
Keith Whitwell [Fri, 12 Dec 2008 12:05:21 +0000 (12:05 +0000)]
Revert "pipebuffer: Fix buffer overflow."

This reverts commit 55839ae064d64b7fcc180fcddb364bf31ab760dc.

15 years agoglut: MinGW portability fixes.
José Fonseca [Thu, 20 Nov 2008 20:26:52 +0000 (05:26 +0900)]
glut: MinGW portability fixes.

Still, it doesn't run as well as the glut binaries...

15 years agogdi: Reimplement using the WGL statetracker.
José Fonseca [Thu, 20 Nov 2008 20:25:31 +0000 (05:25 +0900)]
gdi: Reimplement using the WGL statetracker.

15 years agomesa: Bring in new mesa sub-statetracker.
José Fonseca [Thu, 20 Nov 2008 20:24:35 +0000 (05:24 +0900)]
mesa: Bring in new mesa sub-statetracker.

Some code cleanup is still in order.

15 years agoscons: Build progs.
José Fonseca [Fri, 12 Dec 2008 03:37:21 +0000 (12:37 +0900)]
scons: Build progs.

Just demos and trivial dirs for starters.

Conflicts:

.gitignore

15 years agoscons: Allow to request the winddk toolchain.
José Fonseca [Fri, 12 Dec 2008 00:44:47 +0000 (09:44 +0900)]
scons: Allow to request the winddk toolchain.

15 years agost: reduce unnecessary calls to pipe->set_vertex_buffers()
Keith Whitwell [Wed, 10 Dec 2008 15:43:21 +0000 (15:43 +0000)]
st: reduce unnecessary calls to pipe->set_vertex_buffers()

15 years agost: move feedback draw function to new file
Keith Whitwell [Wed, 10 Dec 2008 15:42:28 +0000 (15:42 +0000)]
st: move feedback draw function to new file

15 years agost: don't unilaterally ABS the argument to RSQ
Keith Whitwell [Wed, 10 Dec 2008 15:41:48 +0000 (15:41 +0000)]
st: don't unilaterally ABS the argument to RSQ

15 years agosoftpipe: Add missing header include.
Michal Krol [Thu, 11 Dec 2008 12:55:55 +0000 (13:55 +0100)]
softpipe: Add missing header include.

15 years agodraw: Silencium compiler warnings on Windows.
Michal Krol [Thu, 11 Dec 2008 12:54:05 +0000 (13:54 +0100)]
draw: Silencium compiler warnings on Windows.

15 years agogallium: added draw_set_mrd() function to fix polygon offset
Brian Paul [Thu, 11 Dec 2008 01:02:27 +0000 (18:02 -0700)]
gallium: added draw_set_mrd() function to fix polygon offset

The Minimum Resolvable Depth factor depends on the driver and can't just
be computed from the number of Z buffer bits.
Glean's polygon offset test now passes with softpipe.
Still need to determine the MRD factor for other gallium drivers, if they use
the draw module's polygon offset stage...

15 years agogallium: only mark back color buffer surfaces as undefined after swapbuffers
Brian Paul [Thu, 11 Dec 2008 01:00:59 +0000 (18:00 -0700)]
gallium: only mark back color buffer surfaces as undefined after swapbuffers

Marking all surfaces as undefined was wrong and cause some glean failures
because glReadPixels was used after SwapBuffers.

15 years agogallium: restore default_depth_bits() call in xlib winsys
Brian Paul [Thu, 11 Dec 2008 01:00:36 +0000 (18:00 -0700)]
gallium: restore default_depth_bits() call in xlib winsys

This was accidentally disabled in a long-ago commit.

15 years agomesa: more trivial tests
Keith Whitwell [Tue, 25 Nov 2008 20:02:00 +0000 (20:02 +0000)]
mesa: more trivial tests

15 years agoutil: new funcs for triming/validating primitives
Keith Whitwell [Tue, 9 Dec 2008 16:57:53 +0000 (16:57 +0000)]
util: new funcs for triming/validating primitives

15 years agodraw: add const qualifiers
Keith Whitwell [Tue, 9 Dec 2008 16:54:16 +0000 (16:54 +0000)]
draw: add const qualifiers

15 years agopython/retrace: Dump indices too.
José Fonseca [Tue, 9 Dec 2008 10:37:25 +0000 (19:37 +0900)]
python/retrace: Dump indices too.

15 years agogallium: Abort by default on windows user space.
José Fonseca [Tue, 9 Dec 2008 10:35:52 +0000 (19:35 +0900)]
gallium: Abort by default on windows user space.

15 years agopython/retrace: Dump vertex buffer contents.
José Fonseca [Mon, 8 Dec 2008 08:26:02 +0000 (17:26 +0900)]
python/retrace: Dump vertex buffer contents.

15 years agoscons: Target Windows XP on userspace.
José Fonseca [Mon, 1 Dec 2008 19:53:26 +0000 (11:53 -0800)]
scons: Target Windows XP on userspace.

15 years agotgsi: Reenable OPCODE_ARR.
Michal Krol [Wed, 26 Nov 2008 21:29:49 +0000 (22:29 +0100)]
tgsi: Reenable OPCODE_ARR.

15 years agotgsi: Fix build.
Michal Krol [Wed, 26 Nov 2008 16:20:07 +0000 (17:20 +0100)]
tgsi: Fix build.

15 years agotgsi: Implement OPCODE_ROUND for SSE2 backend.
Michal Krol [Wed, 26 Nov 2008 11:56:23 +0000 (12:56 +0100)]
tgsi: Implement OPCODE_ROUND for SSE2 backend.

15 years agotgsi: Implement OPCODE_SSG/SGN.
Michal Krol [Wed, 26 Nov 2008 12:54:28 +0000 (13:54 +0100)]
tgsi: Implement OPCODE_SSG/SGN.

15 years agogallium: disable TGSI_OPCODE_ARR case until emit_rnd() is redone.
Brian Paul [Wed, 26 Nov 2008 14:41:19 +0000 (07:41 -0700)]
gallium: disable TGSI_OPCODE_ARR case until emit_rnd() is redone.

15 years agoRevert "tgsi: Implement OPCODE_ROUND for SSE2 backend."
Brian Paul [Wed, 26 Nov 2008 14:38:31 +0000 (07:38 -0700)]
Revert "tgsi: Implement OPCODE_ROUND for SSE2 backend."

This reverts commit 685fd2c035e284db2447ede0f6da278adaa70a0d.

Does not compile since emit_rnd() is trying to pass 4 params to
emit_func_call_dst() which takes 3 params.

15 years agogallium: fix glBitmap color bug
Brian Paul [Wed, 26 Nov 2008 14:06:26 +0000 (07:06 -0700)]
gallium: fix glBitmap color bug

By time we get around to rendering the cached bitmap, the current color may
have changed.  Need to make sure we load the constant slot with the cached
color.

15 years agogallium: replace 2 with PIPE_SHADER_TYPES
Brian Paul [Wed, 26 Nov 2008 14:06:14 +0000 (07:06 -0700)]
gallium: replace 2 with PIPE_SHADER_TYPES

15 years agotgsi: Implement OPCODE_ARR.
Michal Krol [Wed, 26 Nov 2008 12:17:25 +0000 (13:17 +0100)]
tgsi: Implement OPCODE_ARR.

15 years agotgsi: Implement OPCODE_ROUND for SSE2 backend.
Michal Krol [Wed, 26 Nov 2008 11:56:23 +0000 (12:56 +0100)]
tgsi: Implement OPCODE_ROUND for SSE2 backend.

15 years agopipebuffer: Fix buffer overflow.
José Fonseca [Tue, 25 Nov 2008 05:01:40 +0000 (14:01 +0900)]
pipebuffer: Fix buffer overflow.

15 years agogallium: fix inverted raster pos when drawing into FBO
Brian Paul [Tue, 25 Nov 2008 01:37:18 +0000 (18:37 -0700)]
gallium: fix inverted raster pos when drawing into FBO

15 years agopipebuffer: Ondemand buffer manager.
José Fonseca [Mon, 24 Nov 2008 14:17:49 +0000 (23:17 +0900)]
pipebuffer: Ondemand buffer manager.

A variation of malloc buffers which get transferred to real graphics memory
when there is an attempt to validate them.

15 years agopipebuffer: Implement proper buffer validation.
José Fonseca [Mon, 24 Nov 2008 04:59:06 +0000 (13:59 +0900)]
pipebuffer: Implement proper buffer validation.

15 years agogallium: Define convenience shortcuts for CPU/GPU READ/WRITE flag combinations.
José Fonseca [Mon, 24 Nov 2008 04:45:19 +0000 (13:45 +0900)]
gallium: Define convenience shortcuts for CPU/GPU READ/WRITE flag combinations.

15 years agomesa: Don't call fence_finish with a null fence.
José Fonseca [Mon, 24 Nov 2008 04:44:30 +0000 (13:44 +0900)]
mesa: Don't call fence_finish with a null fence.

15 years agoscons: Fix toolchain selection.
Michal Krol [Wed, 19 Nov 2008 19:31:38 +0000 (20:31 +0100)]
scons: Fix toolchain selection.

15 years agoscons: Support MinGW32 cross compiler.
José Fonseca [Tue, 18 Nov 2008 10:13:32 +0000 (19:13 +0900)]
scons: Support MinGW32 cross compiler.

To build an alternative opengl32.dll with Gallium's software-rasterizer from a
debian-based distribution run:

  sudo apt-get install mingw32
  scons platform=windows toolchain=crossmingw machine=x86 winsys=gdi dri=no

16 years agopython/retrace: Dump constants.
José Fonseca [Wed, 19 Nov 2008 16:02:03 +0000 (01:02 +0900)]
python/retrace: Dump constants.

16 years agopython: Allow to read from buffers.
José Fonseca [Wed, 19 Nov 2008 16:01:48 +0000 (01:01 +0900)]
python: Allow to read from buffers.

16 years agopython/retrace: Fix formatting of shaders.
José Fonseca [Wed, 19 Nov 2008 11:06:52 +0000 (20:06 +0900)]
python/retrace: Fix formatting of shaders.

16 years agopython/retrace: Ignore irrelevant calls.
José Fonseca [Wed, 19 Nov 2008 11:06:04 +0000 (20:06 +0900)]
python/retrace: Ignore irrelevant calls.

16 years agopython/retrace: Highlight the trace dump to help to visualize.
José Fonseca [Wed, 19 Nov 2008 08:17:06 +0000 (17:17 +0900)]
python/retrace: Highlight the trace dump to help to visualize.

16 years agopython/retrace: Use the usual BSD-style license.
José Fonseca [Wed, 19 Nov 2008 07:23:01 +0000 (16:23 +0900)]
python/retrace: Use the usual BSD-style license.

16 years agogallium: Use costum log2 for all windows builds.
José Fonseca [Mon, 17 Nov 2008 07:40:21 +0000 (16:40 +0900)]
gallium: Use costum log2 for all windows builds.

16 years agogallium: State when there are no memory leaks detected.
José Fonseca [Thu, 13 Nov 2008 11:34:10 +0000 (20:34 +0900)]
gallium: State when there are no memory leaks detected.

16 years agogallium: Make handle_table reentrant.
José Fonseca [Tue, 11 Nov 2008 14:27:27 +0000 (23:27 +0900)]
gallium: Make handle_table reentrant.

Ensure that the object has consistent state also when calling the destroy
callback. Namely, ensure the object passed to the callback is removed from
the table prior to calling the destroy callback to avoid a infinite loop or
double free.

16 years agogallium: increase table size for fast log/pow functions
Brian Paul [Fri, 14 Nov 2008 19:55:05 +0000 (12:55 -0700)]
gallium: increase table size for fast log/pow functions

The various conformance tests pass now.

16 years agoutil: Use OpenGL rasterization rules in blits and mipmap generation.
Brian Paul [Thu, 13 Nov 2008 15:58:47 +0000 (08:58 -0700)]
util: Use OpenGL rasterization rules in blits and mipmap generation.

16 years agotranslate: pull in prefetch and other optimizations from draw_vs_aos.c
Keith Whitwell [Fri, 14 Nov 2008 17:59:29 +0000 (17:59 +0000)]
translate: pull in prefetch and other optimizations from draw_vs_aos.c

16 years agotrivial: more tests
Keith Whitwell [Wed, 5 Nov 2008 11:31:57 +0000 (11:31 +0000)]
trivial: more tests

16 years agoutil: Optimise log2().
Michal Krol [Wed, 12 Nov 2008 18:02:41 +0000 (19:02 +0100)]
util: Optimise log2().

16 years agoutil: Add log2() definition for MSC.
Michal Krol [Wed, 12 Nov 2008 16:14:07 +0000 (17:14 +0100)]
util: Add log2() definition for MSC.

16 years agodraw: Add missing include.
Michal Krol [Wed, 12 Nov 2008 16:03:58 +0000 (17:03 +0100)]
draw: Add missing include.

16 years agomesa: restore the negate flag of dots in build_lighting.
Xiang, Haihao [Tue, 11 Nov 2008 05:36:32 +0000 (13:36 +0800)]
mesa: restore the negate flag of dots in build_lighting.

Dots is re-used if more than one light is enabled. Previously
the negate flag of dots may affect next light.

16 years agogallium: fix comment again. A half-closed interval was intended.
Brian [Tue, 11 Nov 2008 03:22:36 +0000 (20:22 -0700)]
gallium: fix comment again.  A half-closed interval was intended.

Never saw the [a,b[ notation before.

16 years agodri: alloc __DRIscreen object with calloc()
Brian Paul [Mon, 10 Nov 2008 19:37:08 +0000 (12:37 -0700)]
dri: alloc __DRIscreen object with calloc()

Conflicts:
        src/mesa/drivers/dri/common/dri_util.c

16 years agomesa: fix logic error in GLSL linker when looking for main() shaders
Brian Paul [Mon, 10 Nov 2008 17:45:50 +0000 (10:45 -0700)]
mesa: fix logic error in GLSL linker when looking for main() shaders

16 years agoMesa: fix number of buffers in st_draw_vbo().
Pekka Paalanen [Sat, 8 Nov 2008 23:02:10 +0000 (01:02 +0200)]
Mesa: fix number of buffers in st_draw_vbo().

The clean-up call to pipe->set_vertex_buffers() should use the same
number of buffers as the first call.

Signed-off-by: Pekka Paalanen <pq@iki.fi>
16 years agogallium: fix typos in comments
Brian Paul [Mon, 10 Nov 2008 15:24:45 +0000 (08:24 -0700)]
gallium: fix typos in comments

16 years agogallium: actually flip the coordinates
Zack Rusin [Thu, 6 Nov 2008 21:07:28 +0000 (16:07 -0500)]
gallium: actually flip the coordinates

16 years agoutil: Fix util_fast_pow/exp2/log2.
Brian [Sun, 9 Nov 2008 17:15:32 +0000 (10:15 -0700)]
util: Fix util_fast_pow/exp2/log2.

- Use a lookup table for log2.

- Compute (float) (1 << ipart) by tweaking with the exponent directly to
avoid integer overflow and float conversion.

- Also table negative exponents to avoid float division and branching.

- Implement util_fast_exp as function of util_fast_exp2.

--------

Cherry-picked from gallium-0.2: 8415d06d90a197e16554dab98d160334fd9f9f93

This fixes some pow() glitches seen in fslight.c, spectex.c, etc.

Conflicts:
       src/gallium/auxiliary/util/u_math.h

16 years agogallium: _debug_vprintf() should be silent if DEBUG is not defined
Brian [Sun, 9 Nov 2008 03:43:38 +0000 (20:43 -0700)]
gallium: _debug_vprintf() should be silent if DEBUG is not defined

16 years agomesa: use _bfc0 instead of _col0 when building back face lighting.
Brian Paul [Fri, 7 Nov 2008 17:23:22 +0000 (10:23 -0700)]
mesa: use _bfc0 instead of _col0 when building back face lighting.

cherry-picked from master: 4550b0562d5b59890fccb0e7eb0dbef967d1ccf9