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Add a workaround for a PowerVR glsl compiler bug

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It seems it doesn't like negating arguments for bitops, so suff like
"var <<= (-othervar);"
fails to compile
This commit is contained in:
Jonathan Hamilton
2017-05-03 19:22:26 -07:00
parent d9d8ed6497
commit 35caf48d7d
3 changed files with 48 additions and 10 deletions
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7
Source/Core/VideoCommon/DriverDetails.h
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@ -240,6 +240,13 @@ enum Bug
// sometimes this happens in the kernel mode part of the driver resulting in a BSOD.
// Disable dual-source blending support for now.
BUG_BROKEN_DUAL_SOURCE_BLENDING,
// BUG: ImgTec GLSL shader compiler fails when negating the input to a bitwise operation
// Started version: 1.5
// Ended version: 1.10
// Shaders that do something like "variable <<= (-othervariable);" cause the shader to
// fail compilation with no useful diagnostic log. This can be worked around by storing
// the negated value to a temporary variable then using that in the bitwise op.
BUG_BROKEN_BITWISE_OP_NEGATION,
};
// Initializes our internal vendor, device family, and driver version