renderscript/include/rs_allocation.rsh - platform/prebuilts/sdk - Git at Google

 /*
  * Copyright (C) 2011 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 /** @file rs_allocation.rsh
  *  \brief Allocation routines
  *
  *
  */

 #ifndef __RS_ALLOCATION_RSH__
 #define __RS_ALLOCATION_RSH__

 /**
  * Returns the Allocation for a given pointer.  The pointer should point within
  * a valid allocation.  The results are undefined if the pointer is not from a
  * valid allocation.
  *
  * This function is deprecated and will be removed in the SDK from a future
  * release.
  */
 extern rs_allocation __attribute__((overloadable))
     rsGetAllocation(const void *);

 /**
  * Query the dimension of an allocation.
  *
  * @return uint32_t The X dimension of the allocation.
  */
 extern uint32_t __attribute__((overloadable))
     rsAllocationGetDimX(rs_allocation);

 /**
  * Query the dimension of an allocation.
  *
  * @return uint32_t The Y dimension of the allocation.
  */
 extern uint32_t __attribute__((overloadable))
     rsAllocationGetDimY(rs_allocation);

 /**
  * Query the dimension of an allocation.
  *
  * @return uint32_t The Z dimension of the allocation.
  */
 extern uint32_t __attribute__((overloadable))
     rsAllocationGetDimZ(rs_allocation);

 /**
  * Query an allocation for the presence of more than one LOD.
  *
  * @return uint32_t Returns 1 if more than one LOD is present, 0 otherwise.
  */
 extern uint32_t __attribute__((overloadable))
     rsAllocationGetDimLOD(rs_allocation);

 /**
  * Query an allocation for the presence of more than one face.
  *
  * @return uint32_t Returns 1 if more than one face is present, 0 otherwise.
  */
 extern uint32_t __attribute__((overloadable))
     rsAllocationGetDimFaces(rs_allocation);

 #if (defined(RS_VERSION) && (RS_VERSION >= 14))

 /**
  * Copy part of an allocation from another allocation.
  *
  * @param dstAlloc Allocation to copy data into.
  * @param dstOff The offset of the first element to be copied in
  *               the destination allocation.
  * @param dstMip Mip level in the destination allocation.
  * @param count The number of elements to be copied.
  * @param srcAlloc The source data allocation.
  * @param srcOff The offset of the first element in data to be
  *               copied in the source allocation.
  * @param srcMip Mip level in the source allocation.
  */
 extern void __attribute__((overloadable))
     rsAllocationCopy1DRange(rs_allocation dstAlloc,
                             uint32_t dstOff, uint32_t dstMip,
                             uint32_t count,
                             rs_allocation srcAlloc,
                             uint32_t srcOff, uint32_t srcMip);

 /**
  * Copy a rectangular region into the allocation from another
  * allocation.
  *
  * @param dstAlloc allocation to copy data into.
  * @param dstXoff X offset of the region to update in the
  *                destination allocation.
  * @param dstYoff Y offset of the region to update in the
  *                destination allocation.
  * @param dstMip Mip level in the destination allocation.
  * @param dstFace Cubemap face of the destination allocation,
  *                ignored for allocations that aren't cubemaps.
  * @param width Width of the incoming region to update.
  * @param height Height of the incoming region to update.
  * @param srcAlloc The source data allocation.
  * @param srcXoff X offset in data of the source allocation.
  * @param srcYoff Y offset in data of the source allocation.
  * @param srcMip Mip level in the source allocation.
  * @param srcFace Cubemap face of the source allocation,
  *                ignored for allocations that aren't cubemaps.
  */
 extern void __attribute__((overloadable))
     rsAllocationCopy2DRange(rs_allocation dstAlloc,
                             uint32_t dstXoff, uint32_t dstYoff,
                             uint32_t dstMip,
                             rs_allocation_cubemap_face dstFace,
                             uint32_t width, uint32_t height,
                             rs_allocation srcAlloc,
                             uint32_t srcXoff, uint32_t srcYoff,
                             uint32_t srcMip,
                             rs_allocation_cubemap_face srcFace);

 #endif //defined(RS_VERSION) && (RS_VERSION >= 14)

 /**
  * Extract a single element from an allocation.
  */
 extern const void * __attribute__((overloadable))
     rsGetElementAt(rs_allocation, uint32_t x);
 /**
  * \overload
  */
 extern const void * __attribute__((overloadable))
     rsGetElementAt(rs_allocation, uint32_t x, uint32_t y);
 /**
  * \overload
  */
 extern const void * __attribute__((overloadable))
     rsGetElementAt(rs_allocation, uint32_t x, uint32_t y, uint32_t z);


 #if (defined(RS_VERSION) && (RS_VERSION >= 18))
     #define GET_ELEMENT_AT(T) \
     extern T __attribute__((overloadable)) \
             rsGetElementAt_##T(rs_allocation a, uint32_t x); \
     extern T __attribute__((overloadable)) \
             rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y);  \
     extern T __attribute__((overloadable)) \
             rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y, uint32_t z);
 #else
     #define GET_ELEMENT_AT(T) \
     static inline T __attribute__((overloadable)) \
             rsGetElementAt_##T(rs_allocation a, uint32_t x) {  \
         return ((T *)rsGetElementAt(a, x))[0]; \
     } \
     static inline T __attribute__((overloadable)) \
             rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y) {  \
         return ((T *)rsGetElementAt(a, x, y))[0]; \
     } \
     static inline T __attribute__((overloadable)) \
             rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y, uint32_t z) {  \
         return ((T *)rsGetElementAt(a, x, y, z))[0]; \
     }
 #endif

 GET_ELEMENT_AT(char)
 GET_ELEMENT_AT(char2)
 GET_ELEMENT_AT(char3)
 GET_ELEMENT_AT(char4)
 GET_ELEMENT_AT(uchar)
 GET_ELEMENT_AT(uchar2)
 GET_ELEMENT_AT(uchar3)
 GET_ELEMENT_AT(uchar4)
 GET_ELEMENT_AT(short)
 GET_ELEMENT_AT(short2)
 GET_ELEMENT_AT(short3)
 GET_ELEMENT_AT(short4)
 GET_ELEMENT_AT(ushort)
 GET_ELEMENT_AT(ushort2)
 GET_ELEMENT_AT(ushort3)
 GET_ELEMENT_AT(ushort4)
 GET_ELEMENT_AT(int)
 GET_ELEMENT_AT(int2)
 GET_ELEMENT_AT(int3)
 GET_ELEMENT_AT(int4)
 GET_ELEMENT_AT(uint)
 GET_ELEMENT_AT(uint2)
 GET_ELEMENT_AT(uint3)
 GET_ELEMENT_AT(uint4)
 GET_ELEMENT_AT(long)
 GET_ELEMENT_AT(long2)
 GET_ELEMENT_AT(long3)
 GET_ELEMENT_AT(long4)
 GET_ELEMENT_AT(ulong)
 GET_ELEMENT_AT(ulong2)
 GET_ELEMENT_AT(ulong3)
 GET_ELEMENT_AT(ulong4)
 GET_ELEMENT_AT(float)
 GET_ELEMENT_AT(float2)
 GET_ELEMENT_AT(float3)
 GET_ELEMENT_AT(float4)
 GET_ELEMENT_AT(double)
 GET_ELEMENT_AT(double2)
 GET_ELEMENT_AT(double3)
 GET_ELEMENT_AT(double4)

 #undef GET_ELEMENT_AT

 // Jelly Bean
 #if (defined(RS_VERSION) && (RS_VERSION >= 16))

 /**
  * Send the contents of the Allocation to the queue.
  * @param a allocation to work on
  */
 extern const void __attribute__((overloadable))
     rsAllocationIoSend(rs_allocation a);

 /**
  * Receive a new set of contents from the queue.
  * @param a allocation to work on
  */
 extern const void __attribute__((overloadable))
     rsAllocationIoReceive(rs_allocation a);


 /**
  * Get the element object describing the allocation's layout
  * @param a allocation to get data from
  * @return element describing allocation layout
  */
 extern rs_element __attribute__((overloadable))
     rsAllocationGetElement(rs_allocation a);

 /**
  * Fetch allocation in a way described by the sampler
  * @param a 1D allocation to sample from
  * @param s sampler state
  * @param location to sample from
  */
 extern const float4 __attribute__((overloadable))
     rsSample(rs_allocation a, rs_sampler s, float location);
 /**
  * Fetch allocation in a way described by the sampler
  * @param a 1D allocation to sample from
  * @param s sampler state
  * @param location to sample from
  * @param lod mip level to sample from, for fractional values
  *            mip levels will be interpolated if
  *            RS_SAMPLER_LINEAR_MIP_LINEAR is used
  */
 extern const float4 __attribute__((overloadable))
     rsSample(rs_allocation a, rs_sampler s, float location, float lod);

 /**
  * Fetch allocation in a way described by the sampler
  * @param a 2D allocation to sample from
  * @param s sampler state
  * @param location to sample from
  */
 extern const float4 __attribute__((overloadable))
     rsSample(rs_allocation a, rs_sampler s, float2 location);

 /**
  * Fetch allocation in a way described by the sampler
  * @param a 2D allocation to sample from
  * @param s sampler state
  * @param location to sample from
  * @param lod mip level to sample from, for fractional values
  *            mip levels will be interpolated if
  *            RS_SAMPLER_LINEAR_MIP_LINEAR is used
  */
 extern const float4 __attribute__((overloadable))
     rsSample(rs_allocation a, rs_sampler s, float2 location, float lod);

 #endif // (defined(RS_VERSION) && (RS_VERSION >= 16))

 #if (defined(RS_VERSION) && (RS_VERSION >= 18))

 /**
  * Set single element of an allocation.
  */
 extern void __attribute__((overloadable))
     rsSetElementAt(rs_allocation a, void* ptr, uint32_t x);

 /**
  * \overload
  */
 extern void __attribute__((overloadable))
     rsSetElementAt(rs_allocation a, void* ptr, uint32_t x, uint32_t y);

 #define SET_ELEMENT_AT(T)                                               \
     extern void __attribute__((overloadable))                           \
     rsSetElementAt_##T(rs_allocation a, T val, uint32_t x);             \
     extern void __attribute__((overloadable))                           \
     rsSetElementAt_##T(rs_allocation a, T val, uint32_t x, uint32_t y); \
     extern void __attribute__((overloadable))                           \
     rsSetElementAt_##T(rs_allocation a, T val, uint32_t x, uint32_t y, uint32_t z);


 SET_ELEMENT_AT(char)
 SET_ELEMENT_AT(char2)
 SET_ELEMENT_AT(char3)
 SET_ELEMENT_AT(char4)
 SET_ELEMENT_AT(uchar)
 SET_ELEMENT_AT(uchar2)
 SET_ELEMENT_AT(uchar3)
 SET_ELEMENT_AT(uchar4)
 SET_ELEMENT_AT(short)
 SET_ELEMENT_AT(short2)
 SET_ELEMENT_AT(short3)
 SET_ELEMENT_AT(short4)
 SET_ELEMENT_AT(ushort)
 SET_ELEMENT_AT(ushort2)
 SET_ELEMENT_AT(ushort3)
 SET_ELEMENT_AT(ushort4)
 SET_ELEMENT_AT(int)
 SET_ELEMENT_AT(int2)
 SET_ELEMENT_AT(int3)
 SET_ELEMENT_AT(int4)
 SET_ELEMENT_AT(uint)
 SET_ELEMENT_AT(uint2)
 SET_ELEMENT_AT(uint3)
 SET_ELEMENT_AT(uint4)
 SET_ELEMENT_AT(long)
 SET_ELEMENT_AT(long2)
 SET_ELEMENT_AT(long3)
 SET_ELEMENT_AT(long4)
 SET_ELEMENT_AT(ulong)
 SET_ELEMENT_AT(ulong2)
 SET_ELEMENT_AT(ulong3)
 SET_ELEMENT_AT(ulong4)
 SET_ELEMENT_AT(float)
 SET_ELEMENT_AT(float2)
 SET_ELEMENT_AT(float3)
 SET_ELEMENT_AT(float4)
 SET_ELEMENT_AT(double)
 SET_ELEMENT_AT(double2)
 SET_ELEMENT_AT(double3)
 SET_ELEMENT_AT(double4)

 #undef SET_ELEMENT_AT


 /**
  * Extract a single element from an allocation.
  */
 extern const uchar __attribute__((overloadable))
     rsGetElementAtYuv_uchar_Y(rs_allocation a, uint32_t x, uint32_t y);

 /**
  * Extract a single element from an allocation.
  *
  * Coordinates are in the dimensions of the Y plane
  */
 extern const uchar __attribute__((overloadable))
     rsGetElementAtYuv_uchar_U(rs_allocation a, uint32_t x, uint32_t y);

 /**
  * Extract a single element from an allocation.
  *
  * Coordinates are in the dimensions of the Y plane
  */
 extern const uchar __attribute__((overloadable))
     rsGetElementAtYuv_uchar_V(rs_allocation a, uint32_t x, uint32_t y);

 #endif // (defined(RS_VERSION) && (RS_VERSION >= 18))

 #endif
	/*
	* Copyright (C) 2011 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	/** @file rs_allocation.rsh
	* \brief Allocation routines
	*
	*
	*/

	#ifndef __RS_ALLOCATION_RSH__
	#define __RS_ALLOCATION_RSH__

	/**
	* Returns the Allocation for a given pointer. The pointer should point within
	* a valid allocation. The results are undefined if the pointer is not from a
	* valid allocation.
	*
	* This function is deprecated and will be removed in the SDK from a future
	* release.
	*/
	extern rs_allocation __attribute__((overloadable))
	rsGetAllocation(const void *);

	/**
	* Query the dimension of an allocation.
	*
	* @return uint32_t The X dimension of the allocation.
	*/
	extern uint32_t __attribute__((overloadable))
	rsAllocationGetDimX(rs_allocation);

	/**
	* Query the dimension of an allocation.
	*
	* @return uint32_t The Y dimension of the allocation.
	*/
	extern uint32_t __attribute__((overloadable))
	rsAllocationGetDimY(rs_allocation);

	/**
	* Query the dimension of an allocation.
	*
	* @return uint32_t The Z dimension of the allocation.
	*/
	extern uint32_t __attribute__((overloadable))
	rsAllocationGetDimZ(rs_allocation);

	/**
	* Query an allocation for the presence of more than one LOD.
	*
	* @return uint32_t Returns 1 if more than one LOD is present, 0 otherwise.
	*/
	extern uint32_t __attribute__((overloadable))
	rsAllocationGetDimLOD(rs_allocation);

	/**
	* Query an allocation for the presence of more than one face.
	*
	* @return uint32_t Returns 1 if more than one face is present, 0 otherwise.
	*/
	extern uint32_t __attribute__((overloadable))
	rsAllocationGetDimFaces(rs_allocation);

	#if (defined(RS_VERSION) && (RS_VERSION >= 14))

	/**
	* Copy part of an allocation from another allocation.
	*
	* @param dstAlloc Allocation to copy data into.
	* @param dstOff The offset of the first element to be copied in
	* the destination allocation.
	* @param dstMip Mip level in the destination allocation.
	* @param count The number of elements to be copied.
	* @param srcAlloc The source data allocation.
	* @param srcOff The offset of the first element in data to be
	* copied in the source allocation.
	* @param srcMip Mip level in the source allocation.
	*/
	extern void __attribute__((overloadable))
	rsAllocationCopy1DRange(rs_allocation dstAlloc,
	uint32_t dstOff, uint32_t dstMip,
	uint32_t count,
	rs_allocation srcAlloc,
	uint32_t srcOff, uint32_t srcMip);

	/**
	* Copy a rectangular region into the allocation from another
	* allocation.
	*
	* @param dstAlloc allocation to copy data into.
	* @param dstXoff X offset of the region to update in the
	* destination allocation.
	* @param dstYoff Y offset of the region to update in the
	* destination allocation.
	* @param dstMip Mip level in the destination allocation.
	* @param dstFace Cubemap face of the destination allocation,
	* ignored for allocations that aren't cubemaps.
	* @param width Width of the incoming region to update.
	* @param height Height of the incoming region to update.
	* @param srcAlloc The source data allocation.
	* @param srcXoff X offset in data of the source allocation.
	* @param srcYoff Y offset in data of the source allocation.
	* @param srcMip Mip level in the source allocation.
	* @param srcFace Cubemap face of the source allocation,
	* ignored for allocations that aren't cubemaps.
	*/
	extern void __attribute__((overloadable))
	rsAllocationCopy2DRange(rs_allocation dstAlloc,
	uint32_t dstXoff, uint32_t dstYoff,
	uint32_t dstMip,
	rs_allocation_cubemap_face dstFace,
	uint32_t width, uint32_t height,
	rs_allocation srcAlloc,
	uint32_t srcXoff, uint32_t srcYoff,
	uint32_t srcMip,
	rs_allocation_cubemap_face srcFace);

	#endif //defined(RS_VERSION) && (RS_VERSION >= 14)

	/**
	* Extract a single element from an allocation.
	*/
	extern const void * __attribute__((overloadable))
	rsGetElementAt(rs_allocation, uint32_t x);
	/**
	* \overload
	*/
	extern const void * __attribute__((overloadable))
	rsGetElementAt(rs_allocation, uint32_t x, uint32_t y);
	/**
	* \overload
	*/
	extern const void * __attribute__((overloadable))
	rsGetElementAt(rs_allocation, uint32_t x, uint32_t y, uint32_t z);


	#if (defined(RS_VERSION) && (RS_VERSION >= 18))
	#define GET_ELEMENT_AT(T) \
	extern T __attribute__((overloadable)) \
	rsGetElementAt_##T(rs_allocation a, uint32_t x); \
	extern T __attribute__((overloadable)) \
	rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y); \
	extern T __attribute__((overloadable)) \
	rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y, uint32_t z);
	#else
	#define GET_ELEMENT_AT(T) \
	static inline T __attribute__((overloadable)) \
	rsGetElementAt_##T(rs_allocation a, uint32_t x) { \
	return ((T *)rsGetElementAt(a, x))[0]; \
	} \
	static inline T __attribute__((overloadable)) \
	rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y) { \
	return ((T *)rsGetElementAt(a, x, y))[0]; \
	} \
	static inline T __attribute__((overloadable)) \
	rsGetElementAt_##T(rs_allocation a, uint32_t x, uint32_t y, uint32_t z) { \
	return ((T *)rsGetElementAt(a, x, y, z))[0]; \
	}
	#endif

	GET_ELEMENT_AT(char)
	GET_ELEMENT_AT(char2)
	GET_ELEMENT_AT(char3)
	GET_ELEMENT_AT(char4)
	GET_ELEMENT_AT(uchar)
	GET_ELEMENT_AT(uchar2)
	GET_ELEMENT_AT(uchar3)
	GET_ELEMENT_AT(uchar4)
	GET_ELEMENT_AT(short)
	GET_ELEMENT_AT(short2)
	GET_ELEMENT_AT(short3)
	GET_ELEMENT_AT(short4)
	GET_ELEMENT_AT(ushort)
	GET_ELEMENT_AT(ushort2)
	GET_ELEMENT_AT(ushort3)
	GET_ELEMENT_AT(ushort4)
	GET_ELEMENT_AT(int)
	GET_ELEMENT_AT(int2)
	GET_ELEMENT_AT(int3)
	GET_ELEMENT_AT(int4)
	GET_ELEMENT_AT(uint)
	GET_ELEMENT_AT(uint2)
	GET_ELEMENT_AT(uint3)
	GET_ELEMENT_AT(uint4)
	GET_ELEMENT_AT(long)
	GET_ELEMENT_AT(long2)
	GET_ELEMENT_AT(long3)
	GET_ELEMENT_AT(long4)
	GET_ELEMENT_AT(ulong)
	GET_ELEMENT_AT(ulong2)
	GET_ELEMENT_AT(ulong3)
	GET_ELEMENT_AT(ulong4)
	GET_ELEMENT_AT(float)
	GET_ELEMENT_AT(float2)
	GET_ELEMENT_AT(float3)
	GET_ELEMENT_AT(float4)
	GET_ELEMENT_AT(double)
	GET_ELEMENT_AT(double2)
	GET_ELEMENT_AT(double3)
	GET_ELEMENT_AT(double4)

	#undef GET_ELEMENT_AT

	// Jelly Bean
	#if (defined(RS_VERSION) && (RS_VERSION >= 16))

	/**
	* Send the contents of the Allocation to the queue.
	* @param a allocation to work on
	*/
	extern const void __attribute__((overloadable))
	rsAllocationIoSend(rs_allocation a);

	/**
	* Receive a new set of contents from the queue.
	* @param a allocation to work on
	*/
	extern const void __attribute__((overloadable))
	rsAllocationIoReceive(rs_allocation a);


	/**
	* Get the element object describing the allocation's layout
	* @param a allocation to get data from
	* @return element describing allocation layout
	*/
	extern rs_element __attribute__((overloadable))
	rsAllocationGetElement(rs_allocation a);

	/**
	* Fetch allocation in a way described by the sampler
	* @param a 1D allocation to sample from
	* @param s sampler state
	* @param location to sample from
	*/
	extern const float4 __attribute__((overloadable))
	rsSample(rs_allocation a, rs_sampler s, float location);
	/**
	* Fetch allocation in a way described by the sampler
	* @param a 1D allocation to sample from
	* @param s sampler state
	* @param location to sample from
	* @param lod mip level to sample from, for fractional values
	* mip levels will be interpolated if
	* RS_SAMPLER_LINEAR_MIP_LINEAR is used
	*/
	extern const float4 __attribute__((overloadable))
	rsSample(rs_allocation a, rs_sampler s, float location, float lod);

	/**
	* Fetch allocation in a way described by the sampler
	* @param a 2D allocation to sample from
	* @param s sampler state
	* @param location to sample from
	*/
	extern const float4 __attribute__((overloadable))
	rsSample(rs_allocation a, rs_sampler s, float2 location);

	/**
	* Fetch allocation in a way described by the sampler
	* @param a 2D allocation to sample from
	* @param s sampler state
	* @param location to sample from
	* @param lod mip level to sample from, for fractional values
	* mip levels will be interpolated if
	* RS_SAMPLER_LINEAR_MIP_LINEAR is used
	*/
	extern const float4 __attribute__((overloadable))
	rsSample(rs_allocation a, rs_sampler s, float2 location, float lod);

	#endif // (defined(RS_VERSION) && (RS_VERSION >= 16))

	#if (defined(RS_VERSION) && (RS_VERSION >= 18))

	/**
	* Set single element of an allocation.
	*/
	extern void __attribute__((overloadable))
	rsSetElementAt(rs_allocation a, void* ptr, uint32_t x);

	/**
	* \overload
	*/
	extern void __attribute__((overloadable))
	rsSetElementAt(rs_allocation a, void* ptr, uint32_t x, uint32_t y);

	#define SET_ELEMENT_AT(T) \
	extern void __attribute__((overloadable)) \
	rsSetElementAt_##T(rs_allocation a, T val, uint32_t x); \
	extern void __attribute__((overloadable)) \
	rsSetElementAt_##T(rs_allocation a, T val, uint32_t x, uint32_t y); \
	extern void __attribute__((overloadable)) \
	rsSetElementAt_##T(rs_allocation a, T val, uint32_t x, uint32_t y, uint32_t z);


	SET_ELEMENT_AT(char)
	SET_ELEMENT_AT(char2)
	SET_ELEMENT_AT(char3)
	SET_ELEMENT_AT(char4)
	SET_ELEMENT_AT(uchar)
	SET_ELEMENT_AT(uchar2)
	SET_ELEMENT_AT(uchar3)
	SET_ELEMENT_AT(uchar4)
	SET_ELEMENT_AT(short)
	SET_ELEMENT_AT(short2)
	SET_ELEMENT_AT(short3)
	SET_ELEMENT_AT(short4)
	SET_ELEMENT_AT(ushort)
	SET_ELEMENT_AT(ushort2)
	SET_ELEMENT_AT(ushort3)
	SET_ELEMENT_AT(ushort4)
	SET_ELEMENT_AT(int)
	SET_ELEMENT_AT(int2)
	SET_ELEMENT_AT(int3)
	SET_ELEMENT_AT(int4)
	SET_ELEMENT_AT(uint)
	SET_ELEMENT_AT(uint2)
	SET_ELEMENT_AT(uint3)
	SET_ELEMENT_AT(uint4)
	SET_ELEMENT_AT(long)
	SET_ELEMENT_AT(long2)
	SET_ELEMENT_AT(long3)
	SET_ELEMENT_AT(long4)
	SET_ELEMENT_AT(ulong)
	SET_ELEMENT_AT(ulong2)
	SET_ELEMENT_AT(ulong3)
	SET_ELEMENT_AT(ulong4)
	SET_ELEMENT_AT(float)
	SET_ELEMENT_AT(float2)
	SET_ELEMENT_AT(float3)
	SET_ELEMENT_AT(float4)
	SET_ELEMENT_AT(double)
	SET_ELEMENT_AT(double2)
	SET_ELEMENT_AT(double3)
	SET_ELEMENT_AT(double4)

	#undef SET_ELEMENT_AT


	/**
	* Extract a single element from an allocation.
	*/
	extern const uchar __attribute__((overloadable))
	rsGetElementAtYuv_uchar_Y(rs_allocation a, uint32_t x, uint32_t y);

	/**
	* Extract a single element from an allocation.
	*
	* Coordinates are in the dimensions of the Y plane
	*/
	extern const uchar __attribute__((overloadable))
	rsGetElementAtYuv_uchar_U(rs_allocation a, uint32_t x, uint32_t y);

	/**
	* Extract a single element from an allocation.
	*
	* Coordinates are in the dimensions of the Y plane
	*/
	extern const uchar __attribute__((overloadable))
	rsGetElementAtYuv_uchar_V(rs_allocation a, uint32_t x, uint32_t y);

	#endif // (defined(RS_VERSION) && (RS_VERSION >= 18))

	#endif