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Diffstat (limited to 'libs/rs/scriptc/rs_allocation.rsh')
-rw-r--r-- | libs/rs/scriptc/rs_allocation.rsh | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/libs/rs/scriptc/rs_allocation.rsh b/libs/rs/scriptc/rs_allocation.rsh new file mode 100644 index 0000000..1e755cd --- /dev/null +++ b/libs/rs/scriptc/rs_allocation.rsh @@ -0,0 +1,144 @@ +/* + * 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. + */ +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); + +/** + * 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); + + +/** + * 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); + +#endif + |