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Fix conversion of the SampleMask intrinsic from SPIRV, where it is an array to Metal where it isn't.

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This commit is contained in:
Mark Satterthwaite 2019-08-14 10:54:18 -04:00 committed by Lukas Hermanns
parent 42b8a62870
commit 40a4456a54
1 changed files with 16 additions and 1 deletions
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17
spirv_msl.cpp
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@ -5161,6 +5161,19 @@ void CompilerMSL::emit_instruction(const Instruction &instruction)
switch (opcode)
{
/* UE Change Begin: Sample mask input for Metal is not an array */
case OpLoad:
{
uint32_t id = ops[1];
uint32_t ptr = ops[2];
if (ir.meta[ptr].decoration.builtin_type == BuiltInSampleMask)
{
ir.meta[id].decoration.builtin_type = BuiltInSampleMask;
}
CompilerGLSL::emit_instruction(instruction);
break;
}
/* UE Change End: Sample mask input for Metal is not an array */
// Comparisons
case OpIEqual:
@ -11844,7 +11857,9 @@ std::string CompilerMSL::access_chain_internal(uint32_t base, const uint32_t *in
if (!pending_array_enclose)
expr += "]";
}
else
/* UE Change Begin: Sample mask input for Metal is not an array */
else if (ir.meta[base].decoration.builtin_type != BuiltInSampleMask)
/* UE Change End: Sample mask input for Metal is not an array */
{
append_index(index);
}