With the help of scons i actually managed to build a softpipe and came
to the conclusion this is working fine too. This is really odd.
Maarten.
On Wed, Dec 16, 2009 at 8:01 PM, Maarten Maathuis <madman2...@gmail.com> wrote:
> did a realclean and got softpipe to build, but it still doesn't work.
>
> warzone2100: swrast/s_span.c:1477: _swrast_write_rgba_span: Assertion
> `rb->_BaseFormat == 0x1908 || rb->_BaseFormat == 0x1907' failed.
>
> On Wed, Dec 16, 2009 at 7:20 PM, Maarten Maathuis <madman2...@gmail.com>
> wrote:
>> On Sat, Dec 12, 2009 at 11:21 PM, Maarten Maathuis <madman2...@gmail.com>
>> wrote:
>>> On Sat, Dec 12, 2009 at 8:03 PM, Keith Whitwell <kei...@vmware.com> wrote:
>>>> Maarten,
>>>>
>>>> Interesting. There are reasons this might be happening indeed, but first
>>>> can I ask a couple of silly questions...
>>>>
>>>> - Is your bug only on one particular gallium driver, or does eg. softpipe
>>>> show the same symptoms?
>>>> - What about non-gallium drivers? eg. Mesa swrast?
>>>
>>> That's not silly at all. I could not get softpipe to work (glxinfo:
>>> symbol lookup error: /ts/git/mesa-softpipe/lib/libGL.so.1: undefined
>>> symbol: glAreTexturesResidentEXT), i did get swrast to work. And this
>>> didn't have the problem.
>>>
>>>>
>>>> Keith
>>>> ________________________________________
>>>> From: Maarten Maathuis [madman2...@gmail.com]
>>>> Sent: Friday, December 11, 2009 4:41 PM
>>>> To: Keith Whitwell
>>>> Cc: mesa3d-dev@lists.sourceforge.net
>>>> Subject: Re: [Mesa3d-dev] [gallium] what is wrong when i need
>>>> FLUSH_CURRENT in st_teximage_flush_before_map()
>>>>
>>>> On Tue, Dec 8, 2009 at 7:21 PM, Maarten Maathuis <madman2...@gmail.com>
>>>> wrote:
>>>>> It was TexSubImage, and i added FLUSH_CURRENT after
>>>>> ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH and it seems to fix the issue. The
>>>>> difference between the two is that one triggers on NeedFlush &
>>>>> FLUSH_UPDATE_CURRENT and the other on NeedFlush &
>>>>> FLUSH_STORED_VERTICES. Any idea what the problem is?
>>>>>
>>>>> Maarten.
>>>>>
>>>>> On Tue, Dec 8, 2009 at 3:36 PM, Keith Whitwell <kei...@vmware.com> wrote:
>>>>>> On Fri, 2009-12-04 at 13:51 -0800, Maarten Maathuis wrote:
>>>>>>> I recently noticed a regression in the nv50 gallium driver, with a few
>>>>>>> hours of bisecting i figured out i need FLUSH_CURRENT called
>>>>>>> unconditionally in st_teximage_flush_before_map(). Otherwise in
>>>>>>> warzone2100 several small textures (glyphs) go missing. Does this make
>>>>>>> any sense or perhaps provide a hint as to the real problem. One other
>>>>>>> person has tried and could not reproduce this issue. I've tried doing
>>>>>>> a 100 msec wait instead and gpu flush (FLUSH_FRAME to be precise) +
>>>>>>> 100 msec wait. Neither work, which leads me to believe something is
>>>>>>> still stuck in the state tracker.
>>>>>>
>>>>>> Maarten,
>>>>>>
>>>>>> FLUSH_CURRENT really just flushes internal Mesa state, rather than doing
>>>>>> anything to the GPU or driver. In particular it will:
>>>>>>
>>>>>> - Make sure the VBO module issues any pending draw commands
>>>>>> - Asks the VBO module to update ctx->Current.Attrib[]
>>>>>> - Similarly for ctx->Light.MatAttrib[]
>>>>>> - And provokes the unmapping of the in-progress immediate VBO.
>>>>>>
>>>>>> Most of this is also done by ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(), which
>>>>>> is being called at the top of _mesa_TexImage2D().
>>>>>>
>>>>>> So it's a surprise that calling FLUSH_CURRENT has any effect, as it
>>>>>> really just updates a few mesa internal values once ASSERT_OUTSIDE...()
>>>>>> has been called.
>>>>>>
>>>>>> What would happen if you lifted your FLUSH_CURRENT up into the highest
>>>>>> mesa function on the callstack?
>>>>>>
>>>>>> Keith
>>>>>>
>>>>>>
>>>>>
>>>>
>>>> This is the smallest change i could find that would work.
>>>>
>>>> diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c
>>>> index f0a7eea..f45761e 100644
>>>> --- a/src/mesa/vbo/vbo_exec_api.c
>>>> +++ b/src/mesa/vbo/vbo_exec_api.c
>>>> @@ -370,6 +370,8 @@ do {
>>>> \
>>>> if (N>3) dest[3] = V3; \
>>>> } \
>>>> \
>>>> + exec->ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; \
>>>> + \
>>>> if ((A) == 0) { \
>>>> GLuint i; \
>>>> \
>>>> @@ -377,7 +379,6 @@ do {
>>>> \
>>>> exec->vtx.buffer_ptr[i] = exec->vtx.vertex[i]; \
>>>> \
>>>> exec->vtx.buffer_ptr += exec->vtx.vertex_size; \
>>>> - exec->ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; \
>>>> \
>>>> if (++exec->vtx.vert_count >= exec->vtx.max_vert) \
>>>> vbo_exec_vtx_wrap( exec ); \
>>>>
>>>
>>
>> Any ideas? This time mesa with only softpipe doesn't even build (what
>> do you use to build softpipe?):
>>
>> gcc -I../../include -g -O2 -Wall -Wmissing-prototypes -std=c99
>> -ffast-math -fno-strict-aliasing -g -fPIC -D_GNU_SOURCE -DPTHREADS
>> -DDEBUG -DHAVE_POSIX_MEMALIGN -DUSE_XSHM arbfplight.c readtex.o
>> -L../../lib -lglut -lGLEW -lGLU -lGL -lm -o arbfplight
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_361'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_356'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_366'
>> ../../lib/libGL.so: undefined reference to `glDeleteTexturesEXT'
>> ../../lib/libGL.so: undefined reference to `glGetColorTableParameterfvEXT'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_362'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_357'
>> ../../lib/libGL.so: undefined reference to `glGenTexturesEXT'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_363'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_358'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_364'
>> ../../lib/libGL.so: undefined reference to `glIsTextureEXT'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_359'
>> ../../lib/libGL.so: undefined reference to `glAreTexturesResidentEXT'
>> ../../lib/libGL.so: undefined reference to `gl_dispatch_stub_365'
>> ../../lib/libGL.so: undefined reference to `glGetColorTableEXT'
>> ../../lib/libGL.so: undefined reference to `glGetColorTableParameterivEXT'
>>
>
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