I'm using this in some WIP commits for doing blending in 8888 instead of
vec4. But it also gives us these results immediately, thanks to allowing
more uniforms/immediates in the arguments:
total instructions in shared programs: 41027 -> 40960 (-0.16%)
instructions in affected programs: 4381 -> 4314 (-1.53%)
If you had a conditional assignment of an array or struct (say, from the
if-lowering pass), we'd try doing swizzle_for_size() on the aggregate
type, and it would assertion fail due to vector_elements==0. Instead,
extend emit_block_mov() to handle emitting the conditional operations,
which also means we'll have appropriate writemasks/swizzles on the CMPs
within a struct containing various-sized members.
Fixes 20 testcases in es3conform on vc4.
Reviewed-by: Jose Fonseca <jfonseca@vmware.com>
This is part of a potential solution to a spec bug. Cube completeness
is a concept from glGenerateMipmap, but it seems reasonable to check for it in
TextureSubImage when target=GL_TEXTURE_CUBE_MAP.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
This is part of a potential solution to a spec bug. Cube completeness
is a concept from glGenerateMipmap, but it seems reasonable to check for it in
GetTextureImage when the target is GL_TEXTURE_CUBE_MAP.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
In implementing ARB_DIRECT_STATE_ACCESS functions, it is often necessary to
abstract the functionality of a traditional GL API function into a backend
that both the traditional and dsa API functions can share. For instance,
glTexParameteri and glTextureParameteri both call _mesa_texture_parameteri,
which takes a context object and a texture object as arguments.
The existance of such backend functions provides the opportunity for
driver internals (such as meta) to pass around the actual texture object
rather than its ID or target, saving on texture object storage and look-up
overhead.
This patch provides nameless texture creation and deletion for meta. This
will be used in an upcoming refactor of meta.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Beginning in the OpenGL 4.3 core specification, certain error handling has
changed. One example shown here is that INVALID_ENUM is thrown instead of
INVALID_OPERATION when a user attempts to set sampler parameters for a
multisample target.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Beginning in the OpenGL 4.3 core specification, some error handling has
changed (see OpenGL 4.5 core spec, 30.10.2014, Section 8.10 Texture
Parameters, pages 228-29). As an example, changing sampler states with a
multisample target throws INVALID_ENUM rather than INVALID_OPERATION.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
The following preparations were made in texstate.c and texstate.h to
better facilitate the BindTextureUnit function:
Dylan Noblesmith:
mesa: add _mesa_get_tex_unit()
mesa: factor out _mesa_max_tex_unit()
This is about to appear in a lot more places, so
reduce boilerplate copy paste.
add _mesa_get_tex_unit_err() checking getter function
Reduce boilerplate across files.
Laura Ekstrand:
Made note of why BindTextureUnit should throw GL_INVALID_OPERATION if the unit is out of range.
Added assert(unit > 0) to _mesa_get_tex_unit.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
This reflects the new naming convention for software fallbacks. To avoid
confusion with ARB_DIRECT_STATE_ACCESS backend functions, software fallbacks
now have the form _mesa_[Driver function name]_sw.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
This reflects the new naming convention for software fallbacks. To avoid
confusion with ARB_DIRECT_STATE_ACCESS backend functions, software fallbacks
now have the form _mesa_[Driver function name]_sw.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
In order to implement ARB_DIRECT_STATE_ACCESS, many GL API functions must now
rely on a backend that both traditional and DSA functions can use. For
instance, _mesa_TexStorage2D and _mesa_TextureStorage2D both call a backend
function _mesa_texture_storage that takes a context and a texture object as
arguments. The backend is named _mesa_texture_storage so that Meta can call
it and avoid looking up the context and the texture object. However, backend
names often look very close to the names of software fallbacks (ie.
_mesa_alloc_texture_storage). For this reason, software fallbacks have been
renamed for clarity to have the form _mesa_[Driver function name]_sw.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
Most ARB_DIRECT_STATE_ACCESS functions take an object's ID and use it to look
up the object in its hash table. If the user passes a fake object ID (ie. a
non-generated name), the implementation should throw INVALID_OPERATION.
This is a convenience function for texture objects.
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
We never used ulVersion for proper version checks.
Most 3rd party drivers use version 1, but recently NVIDIA OpenGL driver
started using a different version number, so the handy trick of renaming
Mesa's ICDs as nvoglv32.dll on Windows machines with NVIDIA hardware for
quick testing of Mesa software renderers stopped working.
Reviewed-by: Brian Paul <brianp@vmware.com>
Eric Anholt
Matt Turner
Brian Paul
Laura Ekstrand
José Fonseca