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hub / github.com/crownengine/crown / getIntelExtensions

Function getIntelExtensions

3rdparty/bgfx/src/renderer_d3d11.cpp:553–583  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

551 }
552
553 static BX_NO_INLINE bool getIntelExtensions(ID3D11Device* _device)
554 {
555 if (windowsVersionIs(Condition::GreaterEqual, 0x0604) )
556 {
557 uint8_t temp[28];
558
559 bx::ErrorAssert err;
560
561 bx::StaticMemoryBlockWriter writer(&temp, sizeof(temp) );
562 bx::write(&writer, "INTCEXTNCAPSFUNC", 16, &err);
563 bx::write(&writer, kIntelExtensionInterfaceVersion, &err);
564 bx::write(&writer, uint32_t(0), &err);
565 bx::write(&writer, uint32_t(0), &err);
566
567 if (SUCCEEDED(setIntelExtension(_device, temp, sizeof(temp) ) ) )
568 {
569 bx::MemoryReader reader(&temp, sizeof(temp) );
570 bx::skip(&reader, 16);
571
572 uint32_t version;
573 bx::read(&reader, version, &err);
574
575 uint32_t driverVersion;
576 bx::read(&reader, driverVersion, &err);
577
578 return version <= driverVersion;
579 }
580 }
581
582 return false;
583 }
584
585 void resume(ID3D11Device* _device)
586 {

Callers 1

initMethod · 0.85

Calls 5

windowsVersionIsFunction · 0.85
setIntelExtensionFunction · 0.85
skipFunction · 0.85
writeFunction · 0.70
readFunction · 0.70

Tested by

no test coverage detected