| Commit message (Collapse) | Author | Age | Files | Lines |
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One unique aspect of TXS is that it doesn't have a coordinate.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Dave Airlie <[email protected]>
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The driver may install its own vertex shader. _mesa_set_vp_override
must be called so that core mesa can generate correct fragment program..
Reviewed-by: Brian Paul <[email protected]>
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When intel_context requires separate stencil but the DRI2 separate stencil
handshake fails, then abort and emit an error instructing the user to
upgrade the DDX to 2.16.0.
CC: Eric Anholt <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Signed-off-by: Chad Versace <[email protected]>
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Signed-off-by: Kenneth Graunke <[email protected]>
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This is a port of commit ff2cfb8989cd to glsl_to_tgsi.
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This is a port of commit ba01df11c4d0 to glsl_to_tgsi with integer support
added.
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Implement the any() part of the operation the same way regular ir_unop_any
is implemented.
This is a port of commit e7bf096e8b04 to glsl_to_tgsi, with added integer
support.
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This is a port of commit 92ca560d68e8 to glsl_to_tgsi, with integer support
added.
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Logical-or is implemented using addition (followed by clamping to [0,1]) on
values of 0.0 and 1.0. Replacing the logical-or operators with addition gives
a + b which has a result on the range [0, 2].
Previously a SNE instruction was used to clamp the resulting logic value to
[0,1]. In a fragment shader, using a saturate on the add has the same effect.
Adding the saturate to the add is free, so (at least) one instruction is
saved. In a vertex shader, using an SLT on the negation of the add result has
the same effect. Many older shader architectures do not support the SNE
instruction. It must be emulated using two SLT instructions and an ADD. On
these architectures, the single SLT saves two instructions.
Note that SNE is still used when integers are used for boolean values, since
there is no such thing as an integer saturate, and older shader architectures
without SNE don't support integers.
This is a port of commit 41f8ffe5e07c to glsl_to_tgsi with integer support
added.
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Since our logic values are 0.0 (false) and 1.0 (true), 1.0 - x accurately
implements logical not.
This is a port of commit 6ad08989d7c1 to glsl_to_tgsi.
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This builds the static library libmesa_glsl and executable glsl_compiler
from glsl. glsl_compiler is only installed for engineering build.
Reviewed-by: Chad Versace <[email protected]>
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This builds the static library libmesa_st_mesa from core mesa.
Acked-by: Chad Versace <[email protected]>
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Define log2f(v) to be logf(v) / M_LN2 and ffs to __builtin_ffs.
Reviewed-by: Chad Versace <[email protected]>
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Move vbo_exec_FlushVertices_internal out of FEATURE_beginend.
Reviewed-by: Brian Paul <[email protected]>
Reviewed-by: Chad Versace <[email protected]>
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Makes the new vertex shader backend work on Ivybridge.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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When ctx->Const.NativeIntegers is set, Core Mesa loads integer/boolean
uniforms directly, rather than loading the floating point equivalent.
So, when that's set, we don't need to perform any conversions.
Unfortunately, we can't properly support native integers with the old
vertex shader backend, so this patch leaves them disabled for now.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Previously, native integer support was based on whether the driver
advertised GLSL 1.30 or not. However, drivers that natively support
integers may wish to do so for older GLSL versions as well. Adding this
new opt-in flag allows them to do so.
Currently disabled by default on all drivers, which was the existing
behavior (no drivers currently implement GLSL 1.30).
Fixes piglit tests on i965 with INTEL_GLSL_VERSION=130 set:
- spec/glsl-1.10/fs-uniform-int-110.shader_test
- spec/glsl-1.30/fs-uniform-int-130.shader_test
(it was doubly converting the data)
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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Signed-off-by: Kenneth Graunke <[email protected]>
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It's actually a class.
Signed-off-by: Kenneth Graunke <[email protected]>
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Fixes vs-atan-* and several others. This is not the real solution we
eventually want, which will pack floats, vec2s, and vec3s into vec4
registers, but this code should provide the framework for that.
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This is copied right from the fragment shader. It is needed for real
register allocation to work correctly.
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This is a rather pessimistic calculation, since it doesn't distinguish
individual channels of a vec4, or elements of an array, but should be
a minimum start for register allocation.
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This was copy'n'paste from the fragment shader, and didn't make sense
here.
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This was an unfinished to-do item before.
With this patch and the two preceeding patches, piglit's
fbo-generatemipmap-array test runs and passes instead of generating
a GL error and dying on an assertion.
Reviewed-by: Ian Romanick <[email protected]>
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We could do 1D/2D arrays with textured quad rendering, but it'll take
some work (as with 3D textures).
Reviewed-by: Ian Romanick <[email protected]>
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Q should not be significant for OPCODE_TEX, but it winds up getting
passed to the compute_lambda() function. Make sure it's 1.0 to
prevent garbage values, which is effectively what we get when the
swizzle is coord.xyzz (which is what GLSL gives us).
Part of the fix for piglit's fbo-generatemipmap-array test.
Reviewed-by: Ian Romanick <[email protected]>
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In anticipation of adding more texture targets.
Reviewed-by: Ian Romanick <[email protected]>
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Declare _mesa_meta_begin()/end() in meta.h so that drivers can write
custom meta-ops (such as HiZ resolves for i965).
This necessitates moving the the META_* macros into meta.h. To prevent
naming collisions, this commit renames each macro to be MESA_META_*.
Reviewed-by: Brian Paul <[email protected]>
Signed-off-by: Chad Versace <[email protected]>
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The spec says GL_INVALID_OPERATION is generated when texture!=0 and
textarget is not a legal value. We had this right for the 2D function.
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Commit 6eff33dc (glapi: generate ES dispatch headers from core mesa)
replaced the autogenerated files
src/mapi/es1api/main/{dispatch,remap_helper}.h with new autogenerated
files src/mesa/main/api_exec_es{1,2}_{dispatch,remap_helper}.h. This
patch updates the .gitignore files to properly ignore the new
autogenerated files, and stop ignoring the old autogenerated files.
Reviewed-by: Chia-I Wu <[email protected]>
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The MUL opcode does a 16bit * 32bit multiply, and we need to do the
MACH to get the top 16bit * 32bit added in.
Fixes fs-op-mult-int-*, fs-op-mult-ivec*
Reviewed-by: Kenneth Graunke <[email protected]>
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The array of src regs is of size 3, not 4.
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Shader Model 3.0[1] requires that shaders be able to execute at least
65536 instructions. Bump Mesa maxExec to that limit. This allows
several vertex shaders in the OpenGL ES 2.0 conformance test suite to
run to completion.
1: http://en.wikipedia.org/wiki/High_Level_Shader_Language
Reviewed-by: Eric Anholt <[email protected]>
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This cleans up some code generated by the IR-to-Mesa pass for i915.
In particular, some shaders involving arrays of constant matrices
result in really bad code.
v2: Silence several warnings from merging the gl_constant_value work.
Fix DP[23] folding. Add support for a bunch more opcodes that appear
in piglit runs on i915.
Reviewed-by: Eric Anholt <[email protected]>
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!a && b occurs frequently when nexted if-statements have been
flattened. It should also be possible use a MAD for (a && b) || c,
though that would require a MAD_SAT.
Reviewed-by: Eric Anholt <[email protected]>
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The operation ir_binop_all_equal is !(a.x != b.x || a.y != b.y || a.z
!= b.z || a.w != b.w). Logical-or is implemented using addition
(followed by clampling to [0,1]) on values of 0.0 and 1.0. Replacing
the logical-or operators with addition gives !bool((int(a.x != b.x) +
int(a.y == b.y) + int(a.z == b.z) + int(a.w == b.w)). This can be
implemented using a dot-product with a vector of all 1.0. After the
dot-product, the value will be an integer on the range [0,4].
Previously a SEQ instruction was used to clamp the resulting logic
value to [0,1] and invert the result. Using an SGE instruction on the
negation of the dot-product result has the same effect. Many older
shader architectures do not support the SEQ instruction. It must be
emulated using two SGE instructions and a MUL. On these
architectures, the single SGE saves two instructions.
Reviewed-by: Eric Anholt <[email protected]>
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The operation ir_binop_any_nequal is (a.x != b.x) || (a.y != b.y) ||
(a.z != b.z) || (a.w != b.w), and that is the same as any(bvec4(a.x !=
b.x, a.y != b.y, a.z != b.z, a.w != b.w)). Implement the any() part
the same way the regular ir_unop_any is implemented.
Reviewed-by: Eric Anholt <[email protected]>
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This is just like the ir_binop_logic_or case. The operation
ir_unop_any is (a.x || a.y || a.z || a.w). Logical-or is implemented
using addition (followed by clampling to [0,1]) on values of 0.0 and
1.0. Replacing the logical-or operators with addition gives (a.x +
a.y + a.z + a.w). This can be implemented using a dot-product with a
vector of all 1.0.
Previously a SNE instruction was used to clamp the resulting logic
value to [0,1]. In a fragment shader, using a saturate on the
dot-product has the same effect. Adding the saturate to the
dot-product is free, so (at least) one instruction is saved.
In a vertex shader, using an SLT on the negation of the dot-product
result has the same effect. Many older shader architectures do not
support the SNE instruction. It must be emulated using two SLT
instructions and an ADD. On these architectures, the single SLT saves
two instructions.
Reviewed-by: Eric Anholt <[email protected]>
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Reviewed-by: Eric Anholt <[email protected]>
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Logical-or is implemented using addition (followed by clampling to
[0,1]) on values of 0.0 and 1.0. Replacing the logical-or operators
with addition gives a + b which has a result on the range [0, 2].
Previously a SNE instruction was used to clamp the resulting logic
value to [0,1]. In a fragment shader, using a saturate on the add has
the same effect. Adding the saturate to the add is free, so (at
least) one instruction is saved.
In a vertex shader, using an SLT on the negation of the add result has
the same effect. Many older shader architectures do not support the
SNE instruction. It must be emulated using two SLT instructions and
an ADD. On these architectures, the single SLT saves two
instructions.
Reviewed-by: Eric Anholt <[email protected]>
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Since our logic values are 0.0 (false) and 1.0 (true), 1.0 - x
accurately implements logical not.
Reviewed-by: Eric Anholt <[email protected]>
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This is a fix for the Android build.
Signed-off-by: Chad Versace <[email protected]>
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Bionic does not support locales. This commit #ifdef's out the locale usage
in _mesa_strtof().
Signed-off-by: Chad Versace <[email protected]>
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Remove the inclusion of fpu_control.h from compiler.h. Since Bionic lacks
fpu_control.h, this fixes the Android build.
Also remove the sole use of the fpu_control bits, which was in debug.c.
Those were brianp's debug bits, and he approved of their removal.
Reviewed-by: Eric Anholt <[email protected]>
Signed-off-by: Chad Versace <[email protected]>
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Fixes vs-op-mult-int-int and friends.
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This was quietly occurring in some emit code I produced, and failed.
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