diff options
Diffstat (limited to 'source/slang/slang-emit-glsl.cpp')
| -rw-r--r-- | source/slang/slang-emit-glsl.cpp | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/source/slang/slang-emit-glsl.cpp b/source/slang/slang-emit-glsl.cpp index b5eec456a..82804c6b5 100644 --- a/source/slang/slang-emit-glsl.cpp +++ b/source/slang/slang-emit-glsl.cpp @@ -1404,6 +1404,7 @@ bool GLSLSourceEmitter::tryEmitInstExprImpl(IRInst* inst, const EmitOpInfo& inOu case kIROp_BitCast: { auto toType = extractBaseType(inst->getDataType()); + auto fromType = extractBaseType(inst->getOperand(0)->getDataType()); switch (toType) { default: @@ -1411,14 +1412,40 @@ bool GLSLSourceEmitter::tryEmitInstExprImpl(IRInst* inst, const EmitOpInfo& inOu break; case BaseType::UInt: + if (fromType == BaseType::Float) + { + m_writer->emit("floatBitsToUint"); + } + else + { + emitType(inst->getDataType()); + } break; case BaseType::Int: - emitType(inst->getDataType()); + if (fromType == BaseType::Float) + { + m_writer->emit("floatBitsToInt"); + } + else + { + emitType(inst->getDataType()); + } break; case BaseType::Float: - m_writer->emit("uintBitsToFloat"); + switch (fromType) + { + case BaseType::Int: + m_writer->emit("intBitsToFloat"); + break; + case BaseType::UInt: + m_writer->emit("uintBitsToFloat"); + break; + default: + emitType(inst->getDataType()); + break; + } break; } |