Differential D2593 Diff 8687 intern/cycles/device/device_memory.h

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intern/cycles/device/device_memory.h

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#include "util/util_debug.h"		#include "util/util_debug.h"
#include "util/util_half.h"		#include "util/util_half.h"
#include "util/util_types.h"		#include "util/util_types.h"
#include "util/util_vector.h"		#include "util/util_vector.h"

CCL_NAMESPACE_BEGIN		CCL_NAMESPACE_BEGIN

		class Device;

enum MemoryType {		enum MemoryType {
MEM_READ_ONLY,		MEM_READ_ONLY,
MEM_WRITE_ONLY,		MEM_WRITE_ONLY,
MEM_READ_WRITE		MEM_READ_WRITE
};		};

/* Supported Data Types */		/* Supported Data Types */

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};		};

/* Device Memory */		/* Device Memory */

class device_memory		class device_memory
{		{
public:		public:
size_t memory_size() { return data_sizedata_elementsdatatype_size(data_type); }		size_t memory_size() { return data_sizedata_elementsdatatype_size(data_type); }
		size_t memory_num_to_bytes(int elements) {
		brechtUnsubmitted Done Inline Actions Would rename to `memory_elements_size`. brecht: Would rename to `memory_elements_size`.
		return elementsdata_elementsdatatype_size(data_type);
		}

/* data information */		/* data information */
DataType data_type;		DataType data_type;
int data_elements;		int data_elements;
device_ptr data_pointer;		device_ptr data_pointer;
size_t data_size;		size_t data_size;
size_t device_size;		size_t device_size;
size_t data_width;		size_t data_width;
▲ Show 20 Lines • Show All 126 Lines • ▼ Show 20 Lines	public:
{		{
return &data[0];		return &data[0];
}		}

private:		private:
array<T> data;		array<T> data;
};		};

		class offset_ptr
		brechtUnsubmitted Done Inline Actions Can you add a comment explaining what this class is? Perhaps `device_sub_ptr` would be a better name, following OpenCL terminology. brecht: Can you add a comment explaining what this class is? Perhaps `device_sub_ptr` would be a…
		{
		public:
		offset_ptr(Device *device, device_memory& mem, int offset, int size, MemoryType type);
		~offset_ptr();
		/* No copying. */
		offset_ptr& operator = (const offset_ptr&);

		device_ptr operator*() const
		{
		return ptr;
		}
		protected:
		Device *device;
		device_ptr ptr;
		};

CCL_NAMESPACE_END		CCL_NAMESPACE_END

#endif /* __DEVICE_MEMORY_H__ */		#endif /* __DEVICE_MEMORY_H__ */