The spec requires that samplers be initialized to 0. Since this
differs from the 1-to-1 mapping of samplers to texture units assumed
by ARB assembly shaders (and the gl_program structure), be sure to
propagate this date from the gl_shader_program to the gl_program.
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
CC: Vadim Girlin <vadimgirlin@gmail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=49088
v2: Fix handling of arrays-of-structure. Thanks to Eric Anholt for
pointing this out.
v3: Minor comment change based on feedback from Ken.
Fixes piglit glsl-1.20/execution/uniform-initializer/fs-structure-array
and glsl-1.20/execution/uniform-initializer/vs-structure-array.
Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
v2: Add support for gen6, and don't turn it on if blending is
disabled. (fixes GPU hang), and note it in docs/GL3.txt
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
The i965 driver needed this as well for hardware setup, so instead of
duplicating the logic, just save it off.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Dave Airlie <airlied@redhat.com>
While it doesn't have the same warning in the simulator as in gen7,
let's emit it out of paranoia. We wouldn't want our resolves of some
previous clear to get clamped to some current clamping value.
Suggested-by: pretty much everyone
When doing fast clears, a fulsim warning said that the batch was being
emitted without the viewport set up. While the fast clear pass I was
looking at doesn't use the clear value, the later resolves which also
didn't set up the vieport would trigger the same. It's not obvious
from the error message whether it meant "fast clear value gets clamped
to something you haven't defined" or "fast clear value doesn't get
clamped, and I saw it was out of the current (uninitialized) range,
and you probably wanted it clamped to that (uninitialized) range". Be
paranoid and assume the first case.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
Having this enum separate caused us to need a bunch of helper
functions to translate to the op to be executed.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
This required moving gen6_hiz_op, and I put it in intel_resolve_map.h
for the next commit.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
The GLSL clear path doesn't need any buffer presence checks, since
those are already handled in the normal drawing path code.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
Our understanding is that the 3D engine is supposed to be faster
anyway. We used to have more overhead in our tri clear path than we
do today, which would have led to this choice. But given that we
almost always see a depth clear along with a color clear, the path was
hardly exercised anyway.
Also, the color mask logic was broken in the presence of
GL_EXT_draw_buffers2's per-buffer colormask.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
This logic is wasted on i965 when we want to just always do GLSL tri
clears.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
Fixes lockups/asserts with depthstencil-render-miplevels tests and r600g.
Should also fix https://bugs.freedesktop.org/show_bug.cgi?id=50033
NOTE: This is a candidate for the 8.0 branch.
Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Previously, when the environment variable INTEL_DEBUG=aub was set,
mesa would simply instruct DRM to start dumping data to an .aub file,
but we would not provide DRM with any information about the format of
the data in various buffers. As a result, a lot of the data in the
generate .aub file would be unannotated, making further data analysis
difficult.
This patch causes the entire contents of each batch buffer to be
annotated using the data in brw->state_batch_list (which was
previously used only to annotate the output of INTEL_DEBUG=bat). This
includes data that was allocated by brw_state_batch, such as binding
tables, surface and sampler states, depth/stencil state, and so on.
The new annotation mechanism requires DRM version 2.4.34.
Reviewed-by: Eric Anholt <eric@anholt.net>
When we are generating an AUB dump, we make a final call to
aub_dump_bmp() as the context is being destroyed, to ensure that any
rendering performed before the application exits can be seen during a
simulation run. However, we were doing this before flushing the batch
buffer; as a result simulation runs would not always see the effect of
all rendering commands.
This patch flushes the batch buffer just before making the final call
to aub_dump_bmp(), to ensure that all rendering is properly captured
in the final bitmap.
This is a long standing problem, that recently surfaced with the change
to enable perspective correct color interpolation.
A fix for all possible formats is left to the future.
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Previously assumed normalised was 0 to 1, but it can be -1 to 1
if type is signed.
Tested with lp_test_conv and lp_test_format, reduced errors.
Signed-off-by: José Fonseca <jfonseca@vmware.com>
Fixing a /*FIXME*/ to remove errors in integer conversion in lp_build_conv.
Tested using lp_test_conv and lp_test_format, reduced errors.
Signed-off-by: José Fonseca <jfonseca@vmware.com>
This patch removes two Clang warnings in GLU:
The first one seems to be an actual bug in mapdesc.cc: Clang complains
that sizeof(dest) will return the size of REAL*[MAXCOORDS], instead of
the intended REAL[MAXCOORDS][MAXCOORDS]. The second one is just
cosmetic because Clang doesn't like extra parentheses.
NOTE: This is a candidate for the 8.0 branch
Reviewed-by: Brian Paul <brianp@vmware.com>
Fixes another case of sampler views being created by one context,
shared by another, then deleted by the first, leaving a dangling
pipe context pointer.
Reviewed-by: José Fonseca <jfonseca@vmware.com>
Use it where performance matters more and the exact method of float->int
conversion/rounding isn't terribly important. There should no net change
here since F_TO_I() is the new name of the old IROUND() function.
Reviewed-by: José Fonseca <jfonseca@vmware.com>
The different implementations of IROUND() behaved differently and in
the case of fistp, depended on the current x86 FPU rounding mode.
This caused some tests like piglit roundmode-pixelstore and
roundmode-getintegerv to fail on 32-bit x86 but pass on 64-bit x86.
Now IROUND() always rounds to the nearest integer (away from zero).
The new F_TO_I function converts a float to an int by whatever means
is fastest. We'll use this where we're more concerned with performance
and not too worried to how the conversion is done.
Reviewed-by: José Fonseca <jfonseca@vmware.com>
The IROUND converted all arguments to 0 or 1. That's not what we wanted.
NOTE: This is a candidate for the 8.0 branch.
Reviewed-by: José Fonseca <jfonseca@vmware.com>
For zero-stride vertex arrays, the svga driver copies the value into
the constant value and uses that value in the shader. The recent
gallium-userbuf changes caused a regression in this. An example
symptom was per-primitive glColor3f() calls getting ignored.
Where we copied the vertex value from the vertex buffer to the
constant buffer we neglected to take into account the
pipe_vertex_buffer::buffer_offset field. Adding that value to the
source offset fixes the problem. Actually, it looks like we should
have been doing this all along, but it never was an issue before for
some reason.
If the MESA_GLSL env var contains "errors", GLSL compilation and
link errors will be reported to stderr.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
