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[spirv] Add hasCapability method

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This commit is contained in:
Philip Rebohle 2021-01-29 16:29:26 +01:00
parent 3a993d0c5c
commit c1073455bf
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GPG Key ID: C8CC613427A31C99
2 changed files with 16 additions and 6 deletions
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19
src/spirv/spirv_module.cpp
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@ -38,17 +38,24 @@ namespace dxvk {
}
bool SpirvModule::hasCapability(
spv::Capability capability) {
for (auto ins : m_capabilities) {
if (ins.opCode() == spv::OpCapability && ins.arg(1) == capability)
return true;
}
return false;
}
void SpirvModule::enableCapability(
spv::Capability capability) {
// Scan the generated instructions to check
// whether we already enabled the capability.
for (auto ins : m_capabilities) {
if (ins.opCode() == spv::OpCapability && ins.arg(1) == capability)
return;
if (!hasCapability(capability)) {
m_capabilities.putIns (spv::OpCapability, 2);
m_capabilities.putWord(capability);
}
m_capabilities.putIns (spv::OpCapability, 2);
m_capabilities.putWord(capability);
}

3
src/spirv/spirv_module.h
View File

@ -65,6 +65,9 @@ namespace dxvk {
uint32_t allocateId();
bool hasCapability(
spv::Capability capability);
void enableCapability(
spv::Capability capability);