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mtfelian/method1.go

Last active June 3, 2020 08:05
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How to fill and pass C struct from Go
Raw
method1.go
options := &C.GDALGridLinearOptions{dfRadius: C.double(-1.0), dfNoDataValue: C.double(0.0)}
C.someCall(unsafe.Pointer(options))
Raw
method2.go
options := (*C.GDALGridLinearOptions)(C.malloc(C.size_t(C.sizeof_GDALGridLinearOptions)))
defer C.free(unsafe.Pointer(options))
(*options).dfRadius = C.double(-1.0)
(*options).dfNoDataValue = C.double(0.0)
C.someCall(unsafe.Pointer(options))
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