| Commit message (Collapse) | Author | Age | Files | Lines |
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I had a later patch remove this code, but cherry-picked across it.
Signed-off-by: Dave Airlie <[email protected]>
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for 3d texture fallback, disable the texobj state.
Signed-off-by : Dave Airlie <[email protected]>
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Now that the stride bug is fixed, enable Bitmap via meta mode.
Signed-off-by: Dave Airlie <[email protected]>
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This broke the meta bitmap code when it was enabled.
Signed-off-by: Dave Airlie <[email protected]>
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Fixes a bunch of conform regressions.
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It would fail for images that were never allocated (and wouldn't be
used during rendering).
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v2: check if pipe_buffer_map() returns NULL, and return NULL from
svga_vbuf_render_map_vertices(). Per Jose's suggestion.
Reviewed-by: José Fonseca <[email protected]>
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If the vbuf backend fails to allocate a vertex buffer, don't crash
or assert.
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Don't crash if we fail to allocate a vertex buffer.
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Previously, if we failed to allocate a VBO (either for display list
compilation or immediate mode rendering) we'd eventually segfault
when trying to map the non-existant buffer or in a glVertex/Color/etc
call when we hit a null pointer.
Now we don't try to map non-existant buffers and if we do fail to
allocate a VBO we plug in no-op functions for glVertex/Color/etc
so we don't segfault.
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None of the code in api_noop.c was used anymore. The new vbo_noop.c
functions are true no-ops. They'll be used to no-op glBegin/End functions
when we run out of VBO memory.
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Only a handful of functions from api_noop.c are actually used by
the VBO module. Move them to the VBO module. With this change,
none of the code in api_noop.c is actually used anymore.
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NEW_COLOR is only needed on Gen4-5 as brw_update_renderbuffer_surfaces
only uses ctx->Color when intel->gen < 6.
This should reduce unnecessary state updates.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Not strictly necessary, but seems like a good idea.
Suggested-by: Eric Anholt <[email protected]>
Signed-off-by: Kenneth Graunke <[email protected]>
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Constant expressions which called GLSL's equal() and notEqual()
built-ins on bvecs would hit an assertion failure; we simply forgot to
implement them for booleans.
NOTE: This is a candidate for stable release branches.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Chad Versace <[email protected]>
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These simply don't exist in the 1.30 specification---none of the Offset
variants allow samplerCube. This must have been a cut and paste error
from textureGrad, which /does/ allow cubemaps.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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Due to a cut and paste error, these were accidentally misnamed
textureProj() rather than textureProjOffset().
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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From the GLSL 1.30 spec, section 8.7 "Texture Lookup Functions":
"In all functions below, the bias parameter is optional for fragment
shaders. The bias parameter is not accepted in a vertex shader."
This was a cut and paste mistake.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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See similar code for 3DSTATE_WM.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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See similar code in gen7_wm_state.c.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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brw_wm_samplers actually enables any active samplers regardless of what
pipeline stage is using them, so it doesn't make much sense for it to be
WM-specific. So, rename it to "brw_samplers."
To properly generalize it, move sampler_count and sampler_offset from
brw_context::wm to a new brw_context::sampler that can be shared without
looking strange.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Like for the WM pull constants, we can merge the former prepare/emit
stages into one tracked state atom. Furthermore, the code that used to
handle the binding table was removed in the last commit, leaving some
rather silly looking short functions that can easily be folded in.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Although the hardware supports separate binding tables for each pipeline
stage, we don't see much advantage over a single shared table.
Consider the contents of the binding table:
- Textures (16)
- Draw buffers (8)
- Pull constant buffers (1 for VS, 1 for WM)
OpenGL's texture bindings are global: the same set of textures is
available to all shader targets. So our binding table entries for
textures would be exactly the same in every table.
There are only two pull constant buffers (not many), and although draw
buffers aren't interesting to the VS, it shouldn't hurt to have them in
the table. The hardware supports up to 254 binding table entries, and
we currently only use 26.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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First, the texturing setup code is relevant for all pipeline stages,
while renderbuffer surfaces are only used by the WM.
Secondly, renderbuffer and texture setup depends on a different set of
dirty bits. There's no reason to walk the array of textures when
changing draw buffers, or vice-versa.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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These were only split for historical reasons: brw_wm_constants used to
be the "prepare" step, while brw_wm_constant_surface was "emit". Now
that both happen at emit time, it makes sense to combine them.
Call the newly combined state atom "brw_wm_pull_constants" to indicate
help distinguish it from the Gen6+ atoms that handle push constants.
Finally, remove the BRW_NEW_WM_CONSTBUF dirty bit entirely now that it's
never flagged nor used.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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When reading the "brw_wm_constants" and "gen6_wm_constants" atoms
side-by-side, I initially failed to notice the crucial difference:
the Gen6 atoms are for Push Constants, while brw_wm_constants handles
Pull Constants. (Gen4/5 Push Constants are handled by "brw_curbe.")
Renaming these should clarify the code and save me from constant
confusion over the fact that "gen6_wm_constants" isn't just a newer
version of "brw_wm_constants."
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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This code is fairly fragile, as it depends on the ordering of the
entries in the binding table, which will change soon.
Also, stop listening on the BRW_NEW_WM_CONSTBUF dirty bit as it's no
longer required.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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These fields control how many entries the hardware prefetches into the
state cache, so they only impact performance, not correctness. However,
it's not clear how to use this in a way that's beneficial.
According to the documentation, kernels "using a large number" of
entries may wish to program this to zero to avoid thrashing the cache;
it's unclear how many is too many. Also, Ironlake's WM was missing this
feature entirely---the count had to be zero.
The dirty bit tracking to handle this complicates the surface state
and binding table setup; removing it should simplify things and make
future refactoring easier. So just set 0 for the number of entries
rather than trying to compute and track it.
Appears to have no impact on Nexuiz and OpenArena on Sandybridge.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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The comment states that brw_update_vs_constant_surface produces a
CACHE_NEW_SURF_BIND dirty bit, but it doesn't. In fact, that bit
no longer even exists.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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brw_vs_surfaces _produces_ the BRW_NEW_NR_VS_SURFACES dirty bit, so it
makes no sense for it to subscribe to it.
Fixes an assertion failure in many piglit tests when INTEL_DEBUG is set:
brw_state_upload.c:484: void brw_upload_state(struct brw_context *):
Assertion `!check_state(&examined, &generated)' failed.
One such piglit test is vs-uniform-array-mat2-col-rd.shader_test.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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Comparing brw_upload_vs_pull_constants and brw_upload_wm_pull_constants,
it became evident that something was amiss: the VS code had both
CACHE_NEW_VS_PROG and BRW_NEW_VERTEX_PROGRAM, while the WM code was
missing the CACHE_NEW_WM_PROG flag.
Not observed to fix anything, but likely necessary.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
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Now that we have vtable entries in place, we should use them. This
allows us to drop the cut and pasted Gen7 brw_tracked_state atoms as
they now do exactly the same thing as their brw_wm_surface_state
counterparts.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Gen7+ SURFACE_STATE is different from Gen4-6, so we need separate
per-generation functions for creating and updating it. However, the
usage is the same, and callers just want to utilize the appropriate
functions with minimal pain. So, put them in the vtable.
Since these take a brw_context pointer and are only used on Gen4, just
add a forward declaration. This is the simplest (if not cleanest)
solution. It would be nicer to have a i965-specific vtable, but that's
a refactor for another day.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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get_query_result doesn't reset the result. Only begin_query does.
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Signed-off-by: Brian Paul <[email protected]>
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