| /* |
| * Copyright (C) 2017 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. |
| */ |
| |
| package android.hardware.renderscript@1.0; |
| |
| import android.hardware.renderscript@1.0::types; |
| |
| // TODO: is there any way to keep this documentation in sync with the |
| // corresponding Java doc? |
| // |
| // TODO: Some of the documentation was taken from Java docs, whereas others were |
| // undocumented. Because of this, there's somewhat two different styles of |
| // comments. Look into having a consistent convention. |
| // |
| // TODO: There was some confusion as to why some paramters use vec<> and others |
| // use Ptr/Size. The convention is that vec<> is used whenever the paramter is |
| // only an input parameter. HIDL is not supposed to include any output |
| // parameters, so a more explicit Ptr/Size is used. |
| |
| interface IContext { |
| |
| /** |
| * TODO: Do we need to define "selectors"? It may be a property of the |
| * "adapted allocation" that's returned. |
| * |
| * Creates an arbitrary window into the base allocation. The type describes |
| * the shape of the window. Any dimensions present in the type must be |
| * equal to or smaller than the dimensions in the source allocation. A |
| * dimension present in the allocation that is not present in the type must |
| * be constrained away with the selectors. If a dimension is present in |
| * both the type and allocation, one of two things must happen. If the type |
| * is smaller than the allocation, a window must be created, the selected |
| * value in the adapter for that dimension must act as the base address, |
| * and the type must describe the size of the view starting at that point. |
| * If the type and allocation dimension are of the same size, then setting |
| * the selector for the dimension must be an error. |
| * |
| * @param type Type describing data layout |
| * @param baseAlloc Allocation |
| * @return subAlloc AllocationAdapter |
| */ |
| @callflow(next={"*"}) |
| allocationAdapterCreate(Type type, Allocation baseAlloc) |
| generates (AllocationAdapter subAlloc); |
| |
| /** |
| * TODO: Need to relate "offset" back to the terminology in |
| * allocationAdapterCreate() -- the latter uses the terms "selector" and |
| * "selected value". Can we use consistent terminology? Are "offset" and |
| * "selector" actually two different things? |
| * |
| * TODO: Explain the flattened layout in the offsets vec |
| * |
| * Sets the offsets for an Allocation Adapter. |
| * |
| * @param alloc AllocationAdapter |
| * @param offsets Collection of offsets |
| */ |
| @callflow(next={"*"}) |
| allocationAdapterOffset(AllocationAdapter alloc, vec<uint32_t> offsets); |
| |
| /** |
| * TODO: add more explanation here. |
| * |
| * Returns the Type of the Allocation. |
| * |
| * @param allocation Allocation |
| * @return type Allocation's Type |
| */ |
| @callflow(next={"*"}) |
| allocationGetType(Allocation allocation) generates (Type type); |
| |
| /** |
| * TODO: more clarification needed describing if the pointer can be aliased |
| * or if the data can outlive the allocation. |
| * |
| * Creates an Allocation for use by scripts with a given Type and a backing |
| * pointer. For use with ALLOCATION_USAGE_SHARED. |
| * |
| * @param type Type describing data layout |
| * @param mips AllocationMipmapControl specifies desired mipmap behavior for |
| * the allocation |
| * @param usage Bit field specifying how the Allocation is utilized |
| * @param ptr Pointer to client-side data |
| * @return allocation Created Allocation |
| */ |
| @callflow(next={"*"}) |
| allocationCreateTyped(Type type, AllocationMipmapControl mips, |
| bitfield<AllocationUsageType> usage, Ptr ptr) |
| generates (Allocation allocation); |
| |
| /** |
| * Creates an Allocation from a Bitmap. |
| * |
| * @param type Type describing data layout |
| * @param mips AllocationMipmapControl specifies desired mipmap behavior for |
| * the allocation |
| * @param bitmap Bitmap source for the allocation data |
| * @param usage Bit field specifying how the Allocation is utilized |
| * @return allocation Created Allocation containing bitmap data |
| */ |
| @callflow(next={"*"}) |
| allocationCreateFromBitmap(Type type, AllocationMipmapControl mips, |
| vec<uint8_t> bitmap, |
| bitfield<AllocationUsageType> usage) |
| generates (Allocation allocation); |
| |
| /** |
| * Creates a Cubemapped Allocation from a Bitmap. |
| * |
| * @param type Type describing data layout |
| * @param mips AllocationMipmapControl specifies desired mipmap behavior |
| * for the allocation |
| * @param bitmap Bitmap with cubemap faces layed out in the following |
| * format: right, left, top, bottom, front, back |
| * @param usage Bit field specifying how the Allocation is used |
| * @return allocation Created Allocation containing cubemap data |
| */ |
| @callflow(next={"*"}) |
| allocationCubeCreateFromBitmap(Type type, AllocationMipmapControl mips, |
| vec<uint8_t> bitmap, |
| bitfield<AllocationUsageType> usage) |
| generates (Allocation allocation); |
| |
| /** |
| * Returns the handle to a raw buffer that is being managed by the screen |
| * compositor. This operation is only valid for Allocations with |
| * USAGE_IO_INPUT. |
| * |
| * @param allocation Allocation |
| * @return nativeWindow NativeWindow object associated with allocation |
| */ |
| @callflow(next={"*"}) |
| allocationGetNativeWindow(Allocation allocation) |
| generates (NativeWindow nativeWindow); |
| |
| /** |
| * TODO: more clarification needed |
| * |
| * Sets the NativeWindow of an Allocation. This operation is only valid |
| * for Allocations with USAGE_IO_INPUT. |
| * |
| * @param allocation Allocation to be modified |
| * @pram nativeWindow NativeWindow to associate with allocation |
| */ |
| @callflow(next={"*"}) |
| allocationSetNativeWindow(Allocation allocation, NativeWindow nativewindow); |
| |
| /** |
| * Initialize BufferQueue with specified max number of buffers. |
| * |
| * @param alloc Allocation |
| * @param numBuffer Maximum number of buffers |
| */ |
| @callflow(next={"*"}) |
| allocationSetupBufferQueue(Allocation alloc, uint32_t numBuffer); |
| |
| /** |
| * TODO: clearly define baseAlloc vs subAlloc |
| * |
| * Shares the BufferQueue with another Allocation. Both must be |
| * USAGE_IO_INPUT Allocations. |
| * |
| * @param baseAlloc Base Allocation |
| * @param subAlloc Allocation to use the same buffer queue as the Base |
| * Allocation |
| */ |
| @callflow(next={"*"}) |
| allocationShareBufferQueue(Allocation baseAlloc, Allocation subAlloc); |
| |
| /** |
| * Copies from the Allocation into a Bitmap. The bitmap must match the |
| * dimensions of the Allocation. |
| * |
| * HIDL is always running in Passthrough mode for RenderScript, so the |
| * buffer is modified directly by the driver. |
| * |
| * @param allocation Allocation |
| * @param data Buffer to be copied into |
| * @param sizeBytes Size of the buffer pointed to by "data" |
| */ |
| @callflow(next={"*"}) |
| allocationCopyToBitmap(Allocation allocation, Ptr data, Size sizeBytes); |
| |
| /** |
| * TODO: should we consolidate all [123]DWrite functions or [123]DRead |
| * functions into the same API call? Our current plan is to be very similar |
| * to the dispatch table API. How much should we deviate from the original |
| * API? |
| * TODO: better description on Vec3/Vec4 and padding. |
| * |
| * Copies data into a 1D region of this Allocation. |
| * |
| * When this HAL entry is executed, all Vec3 elements have been explicitly |
| * padded as Vec4 elements. |
| * |
| * The size of the region is: count * Element's size. |
| * |
| * @param allocation Allocation to be modified |
| * @param offset The offset of the first element to be copied |
| * @param lod Selected mipmap level of detail |
| * @param count Number of elements to be copied |
| * @param data Source data to be copied to Allocation |
| */ |
| @callflow(next={"*"}) |
| allocation1DWrite(Allocation allocation, uint32_t offset, uint32_t lod, |
| uint32_t count, vec<uint8_t> data); |
| |
| /** |
| * Copies a value into a single sub-Element of this Allocation. |
| * |
| * @param allocation Allocation to be updated |
| * @param x X position of the first element in the Allocation to be updated |
| * @param y Y position of the first element in the Allocation to be |
| * updated; for a 1D Allocation, this value must be 0 |
| * @param z Z position of the first element in the Allocation to be |
| * updated; for a 1D or 2D Allocation, this value must be 0 |
| * @param lod Selected mipmap level of detail |
| * @param data Data to be copied from |
| * @param compIdx Component number to identify which sub-Element is updated |
| */ |
| @callflow(next={"*"}) |
| allocationElementWrite(Allocation allocation, uint32_t x, uint32_t y, |
| uint32_t z, uint32_t lod, vec<uint8_t> data, |
| Size compIdx); |
| |
| /** |
| * Copies from an array into a rectangular region in this Allocation. |
| * |
| * When this HAL entry is executed, all Vec3 elements have been explicitly |
| * padded as Vec4 elements. |
| * |
| * The size of the region is: w * h * Element's size. |
| * |
| * @param allocation Allocation to be modified |
| * @param xoff X offset of the region to update in this Allocation |
| * @param yoff Y offset of the region to update in this Allocation |
| * @param lod Selected mipmap level of detail |
| * @param face AllocationCubemapFace |
| * @param w Width of the region to update |
| * @param h Height of the region to update |
| * @param data Data to be placed into the Allocation |
| * @param stride For 1D Allocation, the stride must be the number of bytes |
| * of this Allocation. For 2D and 3D Allocations, the stride |
| * must be the stride in X dimension measuring in bytes. |
| */ |
| @callflow(next={"*"}) |
| allocation2DWrite(Allocation allocation, uint32_t xoff, uint32_t yoff, |
| uint32_t lod, AllocationCubemapFace face, uint32_t w, |
| uint32_t h, vec<uint8_t> data, Size stride); |
| |
| /** |
| * Copies from an array into a 3D region in this Allocation. |
| * |
| * When this HAL entry is executed, all Vec3 elements have been explicitly |
| * padded as Vec4 elements. |
| * |
| * The size of the region is: w * h * d * Element's size. |
| * |
| * @param allocation Allocation to be modified |
| * @param xoff X offset of the region to update in this Allocation |
| * @param yoff Y offset of the region to update in this Allocation |
| * @param zoff Z offset of the region to update in this Allocation |
| * @param lod Selected mipmap level of detail |
| * @param w Width of the region to update |
| * @param h Height of the region to update |
| * @param d Depth of the region to update |
| * @param data Data to be placed in the Allocation |
| * @param stride For 1D Allocation, the stride must be the number of bytes |
| * of this Allocation. For 2D and 3D Allocations, the stride |
| * must be the stride in X dimension measuring in bytes. |
| */ |
| @callflow(next={"*"}) |
| allocation3DWrite(Allocation allocation, uint32_t xoff, uint32_t yoff, |
| uint32_t zoff, uint32_t lod, uint32_t w, uint32_t h, |
| uint32_t d, vec<uint8_t> data, Size stride); |
| |
| /** |
| * Generates a mipmap chain. This is only valid if the Type of the |
| * Allocation includes mipmaps. |
| * |
| * This function generates a complete set of mipmaps from the top level |
| * LOD. |
| * |
| * If the Allocation is also using other memory spaces, a call to |
| * allocationSyncAll(context, allocation, usage) is required. |
| * |
| * @param allocation Allocation which has its top LOD read and lower LOD |
| * written to |
| */ |
| @callflow(next={"*"}) |
| allocationGenerateMipmaps(Allocation allocation); |
| |
| /** |
| * Copies all of an Allocation's data into an array. |
| * |
| * All Vec3 elements of an Allocation are padded to be Vec4, so the data |
| * returned by this function automatically includes padding. |
| * |
| * HIDL is always running in Passthrough mode for RenderScript, so the |
| * buffer is modified directly by the driver. |
| * |
| * @param allocation Allocation to be read |
| * @param data Buffer to be copied into |
| * @param sizeBytes Size of the buffer pointed to by "data" |
| */ |
| @callflow(next={"*"}) |
| allocationRead(Allocation allocation, Ptr data, Size sizeBytes); |
| |
| /** |
| * Copies a 1D region of this Allocation into an array. |
| * |
| * All Vec3 elements of an Allocation are padded to be Vec4, so the data |
| * returned by this function automatically includes padding. |
| * |
| * The size of the region is: count * Element's size. |
| * |
| * HIDL is always running in Passthrough mode for RenderScript, so the |
| * buffer is modified directly by the driver. |
| * |
| * @param allocation Allocation to be read |
| * @param xoff X offset of the first element to be copied |
| * @param lod Mipmap level of detail |
| * @param count The number of elements to be copied |
| * @param data Buffer to be copied into |
| * @param sizeBytes Size of the buffer pointed to by "data" |
| */ |
| @callflow(next={"*"}) |
| allocation1DRead(Allocation allocation, uint32_t xoff, uint32_t lod, |
| uint32_t count, Ptr data, Size sizeBytes); |
| |
| /** |
| * Returns the value of a single sub-Element of this Allocation. |
| * |
| * HIDL is always running in Passthrough mode for RenderScript, so the |
| * buffer is modified directly by the driver. |
| * |
| * @param allocation Allocation to be read |
| * @param x X position of the first element in the Allocation to be read |
| * @param y Y position of the first element in the Allocation to be read |
| * @param z Z position of the first element in the Allocation to be read |
| * @param lod Mipmap level of detail |
| * @param data Buffer to be copied into |
| * @param sizeBytes Size of the buffer pointed to by "data" |
| * @param compIdx Component number to identify which sub-Element is updated |
| */ |
| @callflow(next={"*"}) |
| allocationElementRead(Allocation allocation, uint32_t x, uint32_t y, |
| uint32_t z, uint32_t lod, Ptr data, Size sizeBytes, |
| Size compIdx); |
| |
| /** |
| * Copies from a rectangular region in this Allocation to an array. |
| * |
| * All Vec3 elements of an Allocation are padded to be Vec4, so the data |
| * returned by this function automatically includes padding. |
| * |
| * The size of the region is: w * h * Element's size. |
| * |
| * HIDL is always running in Passthrough mode for RenderScript, so the |
| * buffer is modified directly by the driver. |
| * |
| * @param allocation Allocation to be read |
| * @param xoff X offset of the region to copy in this array |
| * @param yoff Y offset of the region to copy in this array |
| * @param lod Mipmap level of detail |
| * @param face AllocationCubemapFace |
| * @param w Width of the region to copy |
| * @param h Height of the region to copy |
| * @param data Buffer to be copied into |
| * @param sizeBytes Size of the buffer pointed to by "data" |
| * @param stride For 1D Allocation, the stride must be the number of bytes |
| * of this Allocation. For 2D and 3D Allocations, the stride |
| * must be the stride in X dimension measuring in bytes. |
| */ |
| @callflow(next={"*"}) |
| allocation2DRead(Allocation allocation, uint32_t xoff, uint32_t yoff, |
| uint32_t lod, AllocationCubemapFace face, uint32_t w, |
| uint32_t h, Ptr data, Size sizeBytes, Size stride); |
| |
| /** |
| * Copies from a rectangular cuboid region in this Allocation to an array. |
| * |
| * All Vec3 elements of an Allocation are padded to be Vec4, so the data |
| * returned by this function automatically includes padding. |
| * |
| * The size of the region is: w * h * d * Element's size. |
| * |
| * HIDL is always running in Passthrough mode for RenderScript, so the |
| * buffer is modified directly by the driver. |
| * |
| * @param allocation Allocation to be read |
| * @param xoff X offset of the region to copy in this array |
| * @param yoff Y offset of the region to copy in this array |
| * @param zoff Z offset of the region to copy in this array |
| * @param lod Mipmap level of detail |
| * @param w Width of the region to copy |
| * @param h Height of the region to copy |
| * @param d Depth of the region to copy |
| * @param data Buffer to be copied into |
| * @param sizeBytes Size of the buffer pointed to by "data" |
| * @param stride For 1D Allocation, the stride must be the number of bytes |
| * of this Allocation. For 2D and 3D Allocations, the stride |
| * must be the stride in X dimension measuring in bytes. |
| */ |
| @callflow(next={"*"}) |
| allocation3DRead(Allocation allocation, uint32_t xoff, uint32_t yoff, |
| uint32_t zoff, uint32_t lod, uint32_t w, uint32_t h, |
| uint32_t d, Ptr data, Size sizeBytes, Size stride); |
| |
| /** |
| * Propagates changes from one usage of the Allocation to the other usages |
| * of the Allocation. |
| * |
| * @param allocation First usage of the Allocation |
| * @param usageType Allocation usage type |
| */ |
| @callflow(next={"*"}) |
| allocationSyncAll(Allocation allocation, AllocationUsageType usageType); |
| |
| /** |
| * TODO: describe the functionality of resize1D better |
| * TODO: original Java Doc description seems to contradict itself ("with |
| * null contents and the region is otherwise undefined") |
| * TODO: should "new elements" be "new cells"? |
| * TODO: what does "objects are created" mean? |
| * TODO: what does "new dimension" mean? IS the type of the resized |
| * allocation different than the type before resizing? |
| * |
| * Resizes a 1D allocation. The contents of the allocation are preserved. |
| * If new elements are allocated, objects are created with null contents |
| * and the new region is otherwise undefined. |
| * |
| * If the new region is smaller, the references of any object outside the |
| * new region must be released. |
| * |
| * A new type must be created with the new dimension. |
| * |
| * @param allocation Allocation to be resized |
| * @param dimX New size along the x dimension of the Allocation |
| */ |
| @callflow(next={"*"}) |
| allocationResize1D(Allocation allocation, uint32_t dimX); |
| |
| /** |
| * TODO: There are allocationCopy2DRange and 3DRange, but no 1DRange. Should |
| * the interface be cleaned up more? |
| * |
| * Copies a rectangular region from an Allocation into a rectangular region |
| * in this Allocation. |
| * |
| * @param dstAlloc Allocation to be updated |
| * @param dstXoff X offset of the region to update |
| * @param dstYoff Y offset of the region to update |
| * @param dstMip Selected mipmap level of the Allocation to update |
| * @param dstFace Destination AllocationCubemapFace |
| * @param width Width of the region to update |
| * @param height Height of the region to update |
| * @param srcAlloc Source Allocation, to be read |
| * @param srcXoff X offset of the region in the source Allocation |
| * @param srcYoff Y offset of the region in the source Allocation |
| * @param srcMip Selected mipmap level of the source Allocation |
| * @param srcFace Source AllocationCubemapFace |
| */ |
| @callflow(next={"*"}) |
| allocationCopy2DRange(Allocation dstAlloc, uint32_t dstXoff, |
| uint32_t dstYoff, uint32_t dstMip, |
| AllocationCubemapFace dstFace, uint32_t width, |
| uint32_t height, Allocation srcAlloc, |
| uint32_t srcXoff, uint32_t srcYoff, uint32_t srcMip, |
| AllocationCubemapFace srcFace); |
| |
| /** |
| * Copies a rectangular cuboid region into the allocation from another |
| * Allocation. |
| * |
| * @param dstAlloc Allocation to be updated |
| * @param dstXoff X offset of the region to update |
| * @param dstYoff Y offset of the region to update |
| * @param dstZoff Z offset of the region to update |
| * @param dstMip Selected mipmap level of the Allocation to update |
| * @param width Width of the region to update |
| * @param height Height of the region to update |
| * @param depth Depth of the region to update |
| * @param srcAlloc Source Allocation, to be read |
| * @param srcXoff Source X offset of the region in the source Allocation |
| * @param srcYoff Source Y offset of the region in the source Allocation |
| * @param srcZoff Source Z offset of the region in the souce Allocation |
| * @param srcMip Selected mipmap level of the Allocation to read |
| */ |
| @callflow(next={"*"}) |
| allocationCopy3DRange(Allocation dstAlloc, uint32_t dstXoff, |
| uint32_t dstYoff, uint32_t dstZoff, uint32_t dstMip, |
| uint32_t width, uint32_t height, uint32_t depth, |
| Allocation srcAlloc, uint32_t srcXoff, |
| uint32_t srcYoff, uint32_t srcZoff, uint32_t srcMip); |
| |
| /** |
| * TODO: define buffer and output stream |
| * |
| * Sends a buffer to the output stream. The contents of the Allocation may |
| * be undefined after this operation. This operation is only valid if |
| * USAGE_IO_OUTPUT is set on the Allocation. |
| * |
| * @param allocation Allocation to be sent |
| */ |
| @callflow(next={"*"}) |
| allocationIoSend(Allocation allocation); |
| |
| /** |
| * Receives the latest input into the Allocation. This operation is only |
| * valid if USAGE_IO_INPUT is set on the Allocation, otherwise an error |
| * must be reported and no operations may be executed. |
| * |
| * @param allocation Allocation to be updated |
| */ |
| @callflow(next={"*"}) |
| allocationIoReceive(Allocation allocation); |
| |
| /** |
| * TODO: describe default values for lod, face, and z better. |
| * TODO: what cases can invalidate the pointer? Resize? It should be |
| * clarified that this method should always return a valid pointer, but the |
| * returned pointer might become invalid later. |
| * |
| * Retrieves the pointer to the actual data an Allocation contains as well |
| * as the data's stride. |
| * |
| * If Allocation lacks the corresponding dimension for lod, face, or z, an |
| * error message must be sent to the message queue and nullptr must be |
| * returned for dataPtr and 0 for stride. All missing values must be 0 or |
| * NONE in the corresponding enum. |
| * |
| * @param allocation Allocation |
| * @param lod Mipmap level of detail |
| * @param face AllocationCubemapFace |
| * @param z Z position |
| * @return pointer Pointer to the server-side data; if this points to an |
| * invalid location in memory (because the buffer was |
| * freed), this may result in undefined behavior |
| * @return stride For 1D Allocation, the stride must be the number of bytes |
| * of this Allocation. For 2D and 3D Allocations, the stride |
| * must be the stride in X dimension measuring in bytes. |
| */ |
| @callflow(next={"*"}) |
| allocationGetPointer(Allocation allocation, uint32_t lod, |
| AllocationCubemapFace face, uint32_t z) |
| generates (Ptr dataPtr, Size stride); |
| |
| /** |
| * Retrieves an Element's metadata from native code. |
| * |
| * @param element Element to be read |
| * @return elemData Element data |
| */ |
| @callflow(next={"*"}) |
| elementGetNativeMetadata(Element element) |
| generates (vec<uint32_t> elemData); |
| |
| /** |
| * TODO: define Sub-Element handles better. |
| * |
| * Retrieves an Element's sub Elements, specifically their identifiers, |
| * names, and sizes. |
| * |
| * @param element Element to be read |
| * @param numSubElem Number of sub-Elements |
| * @return ids Sub-Element handles |
| * @return names Sub-Element Names |
| * @return arraySizes Sizes of sub-Element arrays |
| */ |
| @callflow(next={"*"}) |
| elementGetSubElements(Element element, Size numSubElem) |
| generates (vec<Element> ids, vec<string> names, |
| vec<Size> arraySizes); |
| |
| /** |
| * TODO: can normalization flag be removed? |
| * |
| * Creates an Element. |
| * |
| * @param dt Data type |
| * @param dk Data kind |
| * @param norm Flag for normalization |
| * @param size Vector length, with scalar = 1 |
| * @return element Created Element |
| */ |
| @callflow(next={"*"}) |
| elementCreate(DataType dt, DataKind dk, bool norm, uint32_t size) |
| generates (Element element); |
| |
| /** |
| * Creates a complex Element. |
| * |
| * @param einsPtr Container of input Elements |
| * @param namesPtr Container of input names |
| * @param arraySizesPtr Container of array sizes |
| * @return element Created Element |
| */ |
| @callflow(next={"*"}) |
| elementComplexCreate(vec<Element> einsPtr, vec<string> names, |
| vec<Size> arraySizesPtr) |
| generates (Element element); |
| |
| /** |
| * Retrives a Type's metadata from native code. |
| * |
| * @param type Type describing data layout |
| * @return metadata Type's native metadata |
| */ |
| @callflow(next={"*"}) |
| typeGetNativeMetadata(Type type) generates (vec<OpaqueHandle> metadata); |
| |
| /** |
| * Creates a new Type. |
| * |
| * If Type is 1D, Y and Z must be 0. If Type is 2D, Z must be 0. |
| * |
| * @param element Element of the Type |
| * @param dimX X dimension |
| * @param dimY Y dimension |
| * @param dimZ Z dimension |
| * @param mipmaps Flag indicating whether Type has mipmaps |
| * @param faces Flag indicating whether Type has faces |
| * @param yuv Enumeration specifying which type of YUV format, if any, Type |
| * uses |
| * @return type Created Type |
| */ |
| @callflow(next={"*"}) |
| typeCreate(Element element, uint32_t dimX, uint32_t dimY, uint32_t dimZ, |
| bool mipmaps, bool faces, YuvFormat yuv) |
| generates (Type type); |
| |
| /** |
| * Destroys provided RenderScript context, including all objects created in |
| * this context. |
| */ |
| @exit |
| contextDestroy(); |
| |
| /** |
| * TODO: provide overview of messaging model and figure out if this should |
| * be part of HAL or not. |
| * TODO: what is the "client" for purposes of this interface? |
| * TODO: consider using send/receive to be more similar to other calls |
| * TODO: define the purpose of size more |
| * |
| * Fills the provided buffer with message data. "size" should be at least |
| * as large as the message size. Returns the MessageType and size of the |
| * message are returned. |
| * |
| * @param data A pointer to a buffer to be filled with a message |
| * @param size Size in bytes of the buffer pointed to by "data" |
| * @return messageType Type of message sent to the client |
| * @return receiveLen Length of the message in bytes |
| */ |
| @callflow(next={"*"}) |
| contextGetMessage(Ptr data, Size size) |
| generates (MessageToClientType messageType, Size receiveLen); |
| |
| /** |
| * TODO: define subID better. |
| * |
| * Gets the metadata of a message to ensure entire message can be properly |
| * received. Can be used to determine size of data to allocate when calling |
| * contextGetMessage. |
| * |
| * @return messageType Type of message sent to the client |
| * @return receiveLen Length of message |
| * @return subID Message sub identifier |
| */ |
| @callflow(next={"*"}) |
| contextPeekMessage() |
| generates (MessageToClientType messageType, Size receiveLen, |
| uint32_t subID); |
| |
| /** |
| * TODO: Define "previous commands" better |
| * TODO: Is the message identifier the same as subID? |
| * |
| * Places a message into the message queue to be sent back to the message |
| * handler once all previous commands have been executed. The message data |
| * is copied into the queue and can be discarded by the client after this |
| * call. |
| * |
| * @param id Message identifier |
| * @param data Message data |
| */ |
| @callflow(next={"*"}) |
| contextSendMessage(uint32_t id, vec<uint8_t> data); |
| |
| /** |
| * TODO: Can this be done automatically as part of context creation? What |
| * happens if we perform message operations before doing this? |
| * |
| * Initializes the messaging thread, so that the front-end API can receive |
| * messages from the driver. This call also waits for the messaging FIFO to |
| * start up. |
| */ |
| @callflow(next={"*"}) |
| contextInitToClient(); |
| |
| /** |
| * TODO: Why doesn't this happen automatically as part of context |
| * destruction? What happens if the FIFO is not empty? |
| * |
| * Deinitializes a the messaging thread. Shuts down the FIFO. |
| */ |
| @callflow(next={"*"}) |
| contextDeinitToClient(); |
| |
| /** |
| * TODO: do we need to mark asynchronous operations in this interface |
| * definition? |
| * |
| * Waits for any pending asynchronous operations (such as copies to a RS |
| * allocation or RS script executions) to complete. |
| */ |
| @callflow(next={"*"}) |
| contextFinish(); |
| |
| /** |
| * Prints the currently available debugging information about the state of |
| * the RS context to the logcat. |
| */ |
| @callflow(next={"*"}) |
| contextLog(); |
| |
| /** |
| * TODO: full path? relative path? Investigate further. |
| * |
| * Sets the cache directory of the context. |
| * |
| * @param cacheDir Name of the application's cache directory |
| */ |
| @callflow(next={"*"}) |
| contextSetCacheDir(string cacheDir); |
| |
| /** |
| * TODO: does this apply to the GPU as well? |
| * |
| * Changes the priority of the cpu worker threads for this context. |
| * |
| * @param priority Priority of the thread |
| */ |
| @callflow(next={"*"}) |
| contextSetPriority(ThreadPriorities priority); |
| |
| /** |
| * TODO: does this need to be part of the HAL? What if the object already |
| * has a name? |
| * |
| * Assigns a name to a base object. |
| * |
| * @param obj Object to be named |
| * @param name Assigned name |
| */ |
| @callflow(next={"*"}) |
| assignName(ObjectBase obj, string name); |
| |
| /** |
| * TODO: what if the object has no name? |
| * |
| * Returns the name of an object. |
| * |
| * @param obj Object to be read |
| * @return name Name of the object |
| */ |
| @callflow(next={"*"}) |
| getName(ObjectBase obj) generates (string name); |
| |
| /** |
| * TODO: starting here we have a set of interfaces for use with |
| * ScriptGroups. At the very least we should indicate for each one that's |
| * what it's for. Should we include ScriptGroup in the interface names? |
| * TODO: sweep whole file and remove prefix "v" from all parameter names |
| * TODO: there are some places where we use Size for size, and others where |
| * we use int32_t. Is there a reason it's int32_t? In some cases, it |
| * requires a negative value. |
| * |
| * Creates a Closure which represents a function call to a ForEach Kernel |
| * combined with arguments and values for global variables. |
| * |
| * @param kernelID Kernel identifier |
| * @param returnValue Allocation used in output of Closure |
| * @param fieldIDS Collection of Script's Field identifiers |
| * @param values Collection of Script's data values |
| * @param sizes Collection of Script's data sizes |
| * @param depClosures Collection of Closures |
| * @param depFieldIDS Collection of Script's dependent Field identifiers |
| * @return closure Created Closure |
| */ |
| @callflow(next={"*"}) |
| closureCreate(ScriptKernelID kernelID, Allocation returnValue, |
| vec<ScriptFieldID> fieldIDS, vec<int64_t> values, |
| vec<int32_t> sizes, vec<Closure> depClosures, |
| vec<ScriptFieldID> depFieldIDS) |
| generates (Closure closure); |
| |
| /** |
| * Creates a Closure which represents a function call to a invocable |
| * function, combined with arguments and values for global variables. |
| * |
| * @param invokeID Invokable function identifier |
| * @param params Collection of Invoke script parameters |
| * @param fieldIDS Collection of Script Field identifiers |
| * @param values Collection of values |
| * @param sizes Collection of sizes |
| * @return closure Created Closure |
| */ |
| @callflow(next={"*"}) |
| invokeClosureCreate(ScriptInvokeID invokeID, vec<uint8_t> params, |
| vec<ScriptFieldID> fieldIDS, vec<int64_t> values, |
| vec<int32_t> sizes) |
| generates (Closure closure); |
| |
| /** |
| * Sets the argument of a Closure at specified index and size to provided |
| * value. |
| * |
| * @param closure Closure to be modified |
| * @param index Index |
| * @param value Value |
| * @param size Size |
| */ |
| @callflow(next={"*"}) |
| closureSetArg(Closure closure, uint32_t index, Ptr value, int32_t size); |
| |
| /** |
| * Sets a global variable in a Closure. |
| * |
| * @param closure Closure |
| * @param fieldID Global's Field identifier |
| * @param value Value |
| * @param size Size |
| */ |
| @callflow(next={"*"}) |
| closureSetGlobal(Closure closure, ScriptFieldID fieldID, int64_t value, |
| int32_t size); |
| |
| /** |
| * TODO: should slot be unsigned? (applies to other two ID interfaces, too) |
| * |
| * Creates a Script Kernel ID. |
| * |
| * @param script Script |
| * @param slot Slot |
| * @param sig Bitfield describing Kernel signature and operation |
| * @return scriptKernelID Script's Kernel identifier |
| */ |
| @callflow(next={"*"}) |
| scriptKernelIDCreate(Script script, int32_t slot, |
| bitfield<MetadataSignatureBitval> sig) |
| generates (ScriptKernelID scriptKernelID); |
| |
| /** |
| * Creates a Script Invoke ID. |
| * |
| * @param script Script |
| * @param slot Slot |
| * @return scriptInvokeID Invoke Script's identifier |
| */ |
| @callflow(next={"*"}) |
| scriptInvokeIDCreate(Script script, int32_t slot) |
| generates (ScriptInvokeID scriptInvokeID); |
| |
| /** |
| * TODO: describe the return value better. What is it? |
| * |
| * Creates a Script Field ID. |
| * |
| * @param script Script |
| * @param slot Slot |
| * @return scriptFieldID Script's Field identifier |
| */ |
| @callflow(next={"*"}) |
| scriptFieldIDCreate(Script script, int32_t slot) |
| generates (ScriptFieldID scriptFieldID); |
| |
| /** |
| * TODO: add more description |
| * |
| * Creates a Script Group. |
| * |
| * @param kernels Collection of Scripts' Kernel identifiers |
| * @param srcK Source Kernel identifiers |
| * @param dstK Destination Kernel identifiers |
| * @param dstF Destination Script Field identifiers |
| * @param types Collection of Types describing data layout |
| * @return scriptGroup Created Script Group |
| */ |
| @callflow(next={"*"}) |
| scriptGroupCreate(vec<ScriptKernelID> kernels, vec<ScriptKernelID> srcK, |
| vec<ScriptKernelID> dstK, vec<ScriptFieldID> dstF, |
| vec<Type> types) |
| generates (ScriptGroup scriptGroup); |
| |
| /** |
| * Creates a Script Group. |
| * |
| * @param name Name |
| * @param cacheDir Cache directory |
| * @param closures Collection of Closures |
| * @return scriptGroup2 Created Script Group |
| */ |
| @callflow(next={"*"}) |
| scriptGroup2Create(string name, string cacheDir, vec<Closure> closures) |
| generates (ScriptGroup2 scriptGroup2); |
| |
| /** |
| * TODO: if SetInput/Output corresponds to the Java API setInput() and |
| * setOutput(), which are documented as deprecated in API 23, do we need to |
| * support them? Or can we fallback to the CPU when they're used? Or can't |
| * we tell whether they're used early enough to do fallback? |
| * |
| * Sets an output of the ScriptGroup. This specifies an Allocation to be |
| * used for the kernels that require an output Allocation visible after the |
| * ScriptGroup is executed. |
| * |
| * @param sg Script Group |
| * @param kid Script's Kernel identifier to be changed |
| * @param alloc Allocation to be filled by output |
| */ |
| @callflow(next={"*"}) |
| scriptGroupSetOutput(ScriptGroup sg, ScriptKernelID kid, Allocation alloc); |
| |
| /** |
| * Sets an input of the Script Group. This specifies an Allocation to be |
| * used for kernels that require an input Allocation provided from outside |
| * of the Script Group. |
| * |
| * @param sg Script Group |
| * @param kid Script's Kernel identifier to be changed |
| * @param alloc Allocation to be read as input |
| */ |
| @callflow(next={"*"}) |
| scriptGroupSetInput(ScriptGroup sg, ScriptKernelID kid, Allocation alloc); |
| |
| /** |
| * Executes a Script Group. |
| * |
| * @param sg Script Group to be executed. |
| */ |
| @callflow(next={"*"}) |
| scriptGroupExecute( ScriptGroup sg); |
| |
| /** |
| * Frees any native resources associated with this object. The primary use |
| * is to force immediate cleanup of resources when it is believed the GC |
| * may not respond quickly enough. |
| * |
| * @param handle Opaque handle to the server-side object to be destroyed |
| */ |
| @callflow(next={"*"}) |
| objDestroy(ObjectBase obj); |
| |
| /** |
| * Creates a Sampler. |
| * |
| * @param magFilter Magnification value for the filter |
| * @param minFilter Minification value for the filter |
| * @param wrapS S wrapping mode for the sampler |
| * @param wrapT T wrapping mode for the sampler |
| * @param wrapR R wrapping mode for the sampler |
| * @param aniso Anisotropy setting for the sampler |
| * @return sampler Created Sampler |
| */ |
| @callflow(next={"*"}) |
| samplerCreate(SamplerValue magFilter, SamplerValue minFilter, |
| SamplerValue wrapS, SamplerValue wrapT, SamplerValue wrapR, |
| float aniso) |
| generates (Sampler sampler); |
| |
| /** |
| * Binds an Allocation to a global pointer in the Script. |
| * |
| * @param script Script to be bound to |
| * @param allocation Allocation to be bound |
| * @param slot Slot of a global variable |
| */ |
| @callflow(next={"*"}) |
| scriptBindAllocation(Script script, Allocation allocation, uint32_t slot); |
| |
| /** |
| * TODO: is this necessary? |
| * |
| * Sets the timezone of a Script. |
| * |
| * @param script Script to be altered |
| * @param timeZone Time Zone value as text |
| */ |
| @callflow(next={"*"}) |
| scriptSetTimeZone(Script script, string timeZone); |
| |
| /** |
| * TODO: can scriptInvoke be combined with scriptInvokeV? |
| * |
| * Launches an invokable function. |
| * |
| * @param vs Script to be invoked |
| * @param slot Slot of invokable function |
| */ |
| @callflow(next={"*"}) |
| scriptInvoke(Script vs, uint32_t slot); |
| |
| /** |
| * Invokes a Script with values. |
| * |
| * @param vs Script to be invoked |
| * @param slot Slot |
| * @param data Data buffer of packed arguments |
| */ |
| @callflow(next={"*"}) |
| scriptInvokeV(Script vs, uint32_t slot, vec<uint8_t> data); |
| |
| /** |
| * TODO: add documentation for params |
| * TODO: Should we rename "ScriptCall" to "LaunchOptions"? |
| * |
| * Launches a ForEach kernel. |
| * |
| * @param vs Script |
| * @param slot Slot of ForEach Kernel |
| * @param vains Collection of input Allocations or null |
| * @param vaout Output Allocation or null |
| * @param params Collection of parameters |
| * @param sc Pointer to a ScriptCall, nullptr if unused |
| */ |
| @callflow(next={"*"}) |
| scriptForEach(Script vs, uint32_t slot, vec<Allocation> vains, |
| Allocation vaout, vec<uint8_t> params, Ptr sc); |
| |
| /** |
| * Launches a Reduction kernel. |
| * |
| * @param vs Script |
| * @param slot Slot of Reduction Kernel |
| * @param vains Collection of input Allocations |
| * @param vaout Output Allocation |
| * @param sc Pointer to a ScriptCall, nullptr if unused |
| */ |
| @callflow(next={"*"}) |
| scriptReduce(Script vs, uint32_t slot, vec<Allocation> vains, |
| Allocation vaout, Ptr sc); |
| |
| /** |
| * Sets a Script's integer variable to a value. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param value Value to be pushed to variable |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarI(Script vs, uint32_t slot, int32_t value); |
| |
| /** |
| * Sets a Script's Object variable to a value |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param obj ObjectBase |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarObj( Script vs, uint32_t slot, ObjectBase obj); |
| |
| /** |
| * Sets a Script's long variable to a value. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param value Value to be pushed to variable |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarJ(Script vs, uint32_t slot, int64_t value); |
| |
| /** |
| * Sets a Script's float variable to a value. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param value Value to be pushed to variable |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarF(Script vs, uint32_t slot, float value); |
| |
| /** |
| * Sets a Script's double variable to a value. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param value Value to be pushed to variable |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarD(Script vs, uint32_t slot, double value); |
| |
| /** |
| * Sets a Script's struct variable to a value. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param data Data to be pushed to variable |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarV(Script vs, uint32_t slot, vec<uint8_t> data); |
| |
| /** |
| * TODO: Why do we have typed setters but only untyped getter? |
| * |
| * Retrieves the value from a global variable in a script. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be read |
| * @param len Size of data to be filled |
| * @return data Data to be updated |
| */ |
| @callflow(next={"*"}) |
| scriptGetVarV(Script vs, uint32_t slot, Size len) |
| generates (vec<uint8_t> data); |
| |
| /** |
| * TODO: Is this a value to be replicated for each member of the array? Or |
| * is there a representation for each separate member? |
| * |
| * Sets the value of a global array of structs, given the Element and |
| * dimension. |
| * |
| * @param vs RenderScript Script |
| * @param slot Slot number of variable to be updated |
| * @param data Data |
| * @param ve Element |
| * @param dims Collection of dimensions |
| */ |
| @callflow(next={"*"}) |
| scriptSetVarVE(Script vs, uint32_t slot, vec<uint8_t> data, Element ve, |
| vec<uint32_t> dims); |
| |
| /** |
| * TODO: is cacheDir redundant with createCache() function? Can we remove |
| * it? |
| * TODO: define resName more clearly |
| * |
| * Creates a RenderScript C99 kernel script. |
| * |
| * @param resName Resource name of the bitcode |
| * @param cacheDir Cache directory name |
| * @param text The kernel's bitcode as a uint8_t vector |
| * @return script Created Script |
| */ |
| @callflow(next={"*"}) |
| scriptCCreate(string resName, string cacheDir, vec<uint8_t> text) |
| generates (Script script); |
| |
| /** |
| * Creates a RenderScript Intrinsic script. |
| * |
| * @param id Intrinsic Script identifier |
| * @param elem Element |
| * @return script Created Script |
| */ |
| @callflow(next={"*"}) |
| scriptIntrinsicCreate(ScriptIntrinsicID id, Element elem) |
| generates (Script script); |
| |
| }; |