[Piglit] [PATCH] glsl-1.30: Verify proper conversion of large floats to uints.

[Chad Versace]

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On 06/13/2012 04:59 PM, Paul Berry wrote:
> This patch adds two new tests that exercise a bug in Mesa/i965: conversion from float to uint was being done in a
> two step process: convert first to int and then to uint.  Since i965 uses saturating arithmetic in float->int
> conversion, this caused conversion to give the wrong result for values greater than 0x7fffffff.
> 
> I'll be submitting a Mesa fix shortly. --- .../execution/fs-float-uint-conversion.shader_test |   37
> +++++++++++++++++++ .../execution/vs-float-uint-conversion.shader_test |   38 ++++++++++++++++++++ 2 files changed,
> 75 insertions(+), 0 deletions(-) create mode 100644
> tests/spec/glsl-1.30/execution/fs-float-uint-conversion.shader_test create mode 100644
> tests/spec/glsl-1.30/execution/vs-float-uint-conversion.shader_test


Looks good.
Reviewed-by: Chad Versace <chad.versace at linux.intel.com>


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