https://github.com/shader-slang/slang
Tip revision: cfb41bb61d63d45aa47ccf9580414545630f0d97 authored by Dietrich Geisler on 07 July 2020, 21:46:02 UTC
Public Keyword for Functions (#1432)
Public Keyword for Functions (#1432)
Tip revision: cfb41bb
slang-blob.h
#ifndef SLANG_CORE_BLOB_H
#define SLANG_CORE_BLOB_H
#include "../../slang.h"
#include "slang-string.h"
#include "slang-list.h"
#include <stdarg.h>
#include "../../slang-com-helper.h"
#include "../../slang-com-ptr.h"
namespace Slang {
/** Base class for simple blobs.
*/
class BlobBase : public ISlangBlob, public RefObject
{
public:
// ISlangUnknown
SLANG_REF_OBJECT_IUNKNOWN_ALL
protected:
ISlangUnknown* getInterface(const Guid& guid);
};
/** A blob that uses a `String` for its storage.
*/
class StringBlob : public BlobBase
{
public:
// ISlangBlob
SLANG_NO_THROW void const* SLANG_MCALL getBufferPointer() SLANG_OVERRIDE { return m_string.getBuffer(); }
SLANG_NO_THROW size_t SLANG_MCALL getBufferSize() SLANG_OVERRIDE { return m_string.getLength(); }
/// Get the contained string
SLANG_FORCE_INLINE const String& getString() const { return m_string; }
explicit StringBlob(String const& string)
: m_string(string)
{}
protected:
String m_string;
};
class ListBlob : public BlobBase
{
public:
typedef BlobBase Super;
typedef ListBlob ThisType;
// ISlangBlob
SLANG_NO_THROW void const* SLANG_MCALL getBufferPointer() SLANG_OVERRIDE { return m_data.getBuffer(); }
SLANG_NO_THROW size_t SLANG_MCALL getBufferSize() SLANG_OVERRIDE { return m_data.getCount(); }
ListBlob() {}
ListBlob(const List<uint8_t>& data): m_data(data) {}
// Move ctor
ListBlob(List<uint8_t>&& data): m_data(data) {}
static RefPtr<ListBlob> moveCreate(List<uint8_t>& data) { return new ListBlob(_Move(data)); }
List<uint8_t> m_data;
protected:
void operator=(const ThisType& rhs) = delete;
};
/** A blob that manages some raw data that it owns.
*/
class RawBlob : public BlobBase
{
public:
// ISlangBlob
SLANG_NO_THROW void const* SLANG_MCALL getBufferPointer() SLANG_OVERRIDE { return m_data; }
SLANG_NO_THROW size_t SLANG_MCALL getBufferSize() SLANG_OVERRIDE { return m_size; }
// Ctor
RawBlob(const void* data, size_t size) :
m_size(size)
{
m_data = malloc(size);
memcpy(m_data, data, size);
}
~RawBlob()
{
free(m_data);
}
protected:
void* m_data;
size_t m_size;
};
/// Create a blob that will retain (a copy of) raw data.
///
inline ComPtr<ISlangBlob> createRawBlob(void const* inData, size_t size)
{
return ComPtr<ISlangBlob>(new RawBlob(inData, size));
}
class ScopeRefObjectBlob : public BlobBase
{
public:
// ISlangBlob
SLANG_NO_THROW void const* SLANG_MCALL getBufferPointer() SLANG_OVERRIDE { return m_blob->getBufferPointer(); }
SLANG_NO_THROW size_t SLANG_MCALL getBufferSize() SLANG_OVERRIDE { return m_blob->getBufferSize(); }
// Ctor
ScopeRefObjectBlob(ISlangBlob* blob, RefObject* scope) :
m_blob(blob),
m_scope(scope)
{
}
protected:
RefPtr<RefObject> m_scope;
ComPtr<ISlangBlob> m_blob;
};
} // namespace Slang
#endif // SLANG_CORE_BLOB_H