| Commit message (Collapse) | Author | Age | Files | Lines |
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MinGW uses MSVC's runtime DLLs for most of C runtime's functions, and
there has same semantics for vsnprintf.
Not sure how this worked until now -- maybe one of the internal
vsnprintf implementations was taking precedence.
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Reviewed-by: Brian Paul <[email protected]>
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Previously, the vertex and fragment shader back-ends assumed that all
varyings were floats. In GLSL 1.30 this is no longer true--they can
also be of integral types provided that they have an interpolation
qualifier of "flat".
This required two changes in each back-end: assigning the correct type
to the register that holds the varying value during shader execution,
and assigning the correct type to the register that ties the varying
value to the rest of the graphics pipeline (the message register in
the case of VS, and the payload register in the case of FS).
Fixes piglit tests fs-int-interpolation and fs-uint-interpolation.
Acked-by: Kenneth Graunke <[email protected]>
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This function is similar to get_base_type(), but when called on
arrays, it returns the scalar type composing the array. For example,
glsl_type(vec4[]) => float_type.
Acked-by: Kenneth Graunke <[email protected]>
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i965 graphics hardware has two floating point modes: ALT and IEEE. In
ALT mode, floating-point operations never generate infinities or NaNs,
and MOV instructions translate infinities and NaNs to finite values.
In IEEE mode, infinities and NaNs behave as specified in the IEEE 754
spec.
Previously, we used ALT mode for all vertex and fragment programs,
whether they were GLSL programs or ARB programs. The GLSL spec is
sufficiently vague about how infs and nans are to be handled that it
was unclear whether this mode was compliant with the GLSL 1.30 spec or
not, and it made it very difficult to test the isinf() and isnan()
functions.
This patch changes i965 GLSL programs to use IEEE floating-point mode,
which is clearly compliant with GLSL 1.30's inf/nan requirements. In
addition to making the Piglit isinf and isnan tests pass, this paves
the way for future support of the ARB_shader_precision extension.
Unfortunately we still have to use ALT floating-point mode when
executing ARB programs, because those programs require 0^0 == 1, and
i965 hardware generates 0^0 == NaN in IEEE mode.
Fixes piglit tests "isinf-and-isnan fs_fbo", "isinf-and-isnan vs_fbo",
and {fs,vs}-{isinf,isnan}-{vec2,vec3,vec4}.
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The implementations are as follows:
isinf(x) = (abs(x) == +infinity)
isnan(x) = (x != x)
Note: the latter formula is not necessarily obvious. It works because
NaN is the only floating point number that does not equal itself.
Fixes piglit tests "isinf-and-isnan fs_basic" and "isinf-and-isnan
vs_basic".
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This patch adds the extension '.ir' to all the files in
src/glsl/builtins/ir/, and changes generate_builtins.py so that it no
longer globs on '*' to find the files to build. This prevents
spurious files (such as EMACS' infamous *~ backup files) from breaking
the build.
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The implementation of ir_binop_nequal in constant_expression_value()
appears to have been copy-and-pasted from the implementation of
ir_binop_equal, but with all instances of '==' changed to '!='. This
is correct except for one minor flaw: one of those '==' operators was
in an assertion checking that the types of the two arguments were
equal. That one needs to stay an '=='.
Fixes piglit tests {fs,vs}-inline-notequal.
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If the texture memory was allocated with glTexStorage1/2/3D() we can
only change the image data with glTexSubImage calls.
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This is the glTexStorage1D/2D/3D() functions. Basically do error
checking then call the driver hook to actually allocate memory.
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svga keeps a small queue of similar primitive draws in order to coalesce
them into a single draw primitive command.
But the buffers referred in primitives not yet emitted were being ignored
in the considerations to flush or not the context.
This fixes piglit vbo-map-remap, vbo-subdata-sync, vbo-subdata-zero, and
Seeker.
Based on investigation and patch from Brian Paul.
Reviewed-By: Brian Paul <[email protected]>
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Forgot to destroy the pipe context on xa context destroy.
Signed-off-by: Thomas Hellstrom <[email protected]>
Reviewed-by: José Fonseca <[email protected]>
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pb_debug_manager_dump was trying to take a lock already
held by all callers.
Signed-off-by: Thomas Hellstrom <[email protected]>
Signed-off-by: Jos� Fonseca <[email protected]>
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This drops all the old drmSupports* checks since KMS does them all, and it
also drop R300_CLASS and R600_CLASS.
Signed-off-by: Dave Airlie <[email protected]>
Reviewed-by: Eric Anholt <[email protected]>
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It is a typo went unnoticed.
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It is set to dd->DrawTex.
Reviewed-by: Brian Paul <[email protected]>
[olv: set dd->DrawTex in _mesa_init_driver_functions]
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Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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They were called back-to-back at this point.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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It caught one possible bug I recall in my time working on the driver,
and we haven't been setting it for non-fixed-function since the new FS
backend came along. The bug it caught was likely a confusion about
sampler mappings, which we have tests for these days.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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This was the last prepare() function, and it's the first state atom,
so it must be ready to move.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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It's consumed by the brw_emit_index_buffer() code at emit() time.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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I don't really want to touch this impenetrable code in this series, so
just call the one function from the other, since no other atom cares
about them.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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It's used for program compile.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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Only 4 other prepare() functions are left, which don't rely on this.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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This is consumed by the unit state.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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While other units need to know about our constant buffer offsets,
nothing else cared about which particular BO other than the emit() half.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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Only the emit() for the pointers into the batch later in this file
cares.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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This is used by the unit state, which is at emit() time.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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No other unit cares about the prepare state, unlike gen4-5.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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Only needed by the emit() for VS surfaces.
Reviewed-by: Kenneth Graunke <[email protected]>
Acked-by: Paul Berry <[email protected]>
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