Re: [Piglit] [PATCH] glsl-1.10 / glsl-1.20: Relax precision requirements of variable indexing tests

2013-08-28 Thread Kenneth Graunke
On 08/21/2013 08:44 PM, Ian Romanick wrote: From: Ian Romanick ian.d.roman...@intel.com Many of these tests fail on older GPU such as Intel i915 due to the precision requirement. This is because many GPUs in this class only use 24-bit floats. Many also implement many instructions cheaply

Re: [Piglit] [PATCH] glsl-1.10 / glsl-1.20: Relax precision requirements of variable indexing tests

2013-08-22 Thread Brian Paul
On 08/21/2013 09:44 PM, Ian Romanick wrote: From: Ian Romanick ian.d.roman...@intel.com Many of these tests fail on older GPU such as Intel i915 due to the precision requirement. This is because many GPUs in this class only use 24-bit floats. Many also implement many instructions cheaply

[Piglit] [PATCH] glsl-1.10 / glsl-1.20: Relax precision requirements of variable indexing tests

2013-08-21 Thread Ian Romanick
From: Ian Romanick ian.d.roman...@intel.com Many of these tests fail on older GPU such as Intel i915 due to the precision requirement. This is because many GPUs in this class only use 24-bit floats. Many also implement many instructions cheaply (with poor precision). Do a couple things to