/*
* Copyright (C) 2013 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.
*/
#ifndef ANDROID_STRUCTURED_ALLOCATION_H
#define ANDROID_STRUCTURED_ALLOCATION_H
#include "rsType.h"
#include <vector>
struct AHardwareBuffer;
// ---------------------------------------------------------------------------
namespace android {
namespace renderscript {
class Program;
class GrallocConsumer;
/*****************************************************************************
* CAUTION
*
* Any layout changes for this class may require a corresponding change to be
* made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains
* a partial copy of the information below.
*
*****************************************************************************/
class Allocation : public ObjectBase {
// The graphics equivalent of malloc. The allocation contains a structure of elements.
public:
const static int MAX_LOD = 16;
// The mininum alignment requirement for RenderScript. Must be power of 2 and larger than 0.
const static size_t kMinimumRSAlignment = 16;
// The maximun number of Allocations that can share a single BufferQueue;
const static uint32_t MAX_NUM_ALLOC = 16;
struct Hal {
void * drv;
struct State {
const Type * type;
uint32_t usageFlags;
RsAllocationMipmapControl mipmapControl;
// Cached fields from the Type and Element
// to prevent pointer chasing in critical loops.
uint32_t yuv;
uint32_t elementSizeBytes;
bool hasMipmaps;
bool hasFaces;
bool hasReferences;
void * userProvidedPtr;
int32_t surfaceTextureID;
AHardwareBuffer *nativeBuffer;
int64_t timestamp;
// Allocation adapter state
const Allocation *baseAlloc;
uint32_t originX;
uint32_t originY;
uint32_t originZ;
uint32_t originLOD;
uint32_t originFace;
uint32_t originArray[Type::mMaxArrays];
};
State state;
struct DrvState {
struct LodState {
void * mallocPtr;
size_t stride;
uint32_t dimX;
uint32_t dimY;
uint32_t dimZ;
} lod[android::renderscript::Allocation::MAX_LOD];
size_t faceOffset;
uint32_t lodCount;
uint32_t faceCount;
struct YuvState {
uint32_t shift;
uint32_t step;
} yuv;
int grallocFlags;
uint32_t dimArray[Type::mMaxArrays];
};
mutable DrvState drvState;
};
Hal mHal;
void operator delete(void* ptr);
static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages,
RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE,
void *ptr = 0);
static Allocation * createAllocationStrided(Context *rsc, const Type *, uint32_t usages,
RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE,
void *ptr = 0, size_t byteAligned = 16);
static Allocation * createAdapter(Context *rsc, const Allocation *alloc, const Type *type);
virtual ~Allocation();
void updateCache();
const Type * getType() const {return mHal.state.type;}
void syncAll(Context *rsc, RsAllocationUsageType src);
void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len);
void resize1D(Context *rsc, uint32_t dimX);
void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY);
void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, size_t sizeBytes);
void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
uint32_t w, uint32_t h, const void *data, size_t sizeBytes, size_t stride);
void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod,
uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes, size_t stride);
void read(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, void *data, size_t sizeBytes);
void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
uint32_t w, uint32_t h, void *data, size_t sizeBytes, size_t stride);
void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod,
uint32_t w, uint32_t h, uint32_t d, void *data, size_t sizeBytes, size_t stride);
void elementData(Context *rsc, uint32_t x, uint32_t y, uint32_t z,
const void *data, uint32_t elementOff, size_t sizeBytes);
void elementRead(Context *rsc, uint32_t x, uint32_t y, uint32_t z,
void *data, uint32_t elementOff, size_t sizeBytes);
void addProgramToDirty(const Program *);
void removeProgramToDirty(const Program *);
virtual void dumpLOGV(const char *prefix) const;
virtual void serialize(Context *rsc, OStream *stream) const;
virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; }
static Allocation *createFromStream(Context *rsc, IStream *stream);
bool getIsScript() const {
return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0;
}
bool getIsTexture() const {
return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0;
}
bool getIsRenderTarget() const {
return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0;
}
bool getIsBufferObject() const {
return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0;
}
void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const;
void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const;
virtual void callUpdateCacheObject(const Context *rsc, void *dstObj) const;
virtual bool freeChildren();
void sendDirty(const Context *rsc) const;
bool getHasGraphicsMipmaps() const {
return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE;
}
void setupGrallocConsumer(const Context *rsc, uint32_t numAlloc);
void shareBufferQueue(const Context *rsc, const Allocation *alloc);
void * getSurface(const Context *rsc);
void setSurface(const Context *rsc, RsNativeWindow sur);
void ioSend(const Context *rsc);
void ioReceive(const Context *rsc);
int64_t getTimeStamp() {return mHal.state.timestamp;}
void adapterOffset(Context *rsc, const uint32_t *offsets, size_t len);
void * getPointer(const Context *rsc, uint32_t lod, RsAllocationCubemapFace face,
uint32_t z, uint32_t array, size_t *stride);
void * getPointerUnchecked(uint32_t x, uint32_t y,
uint32_t z = 0, uint32_t lod = 0,
RsAllocationCubemapFace face = RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X,
uint32_t a1 = 0, uint32_t a2 = 0, uint32_t a3 = 0, uint32_t a4 = 0) const {
uint8_t * p = (uint8_t *) mHal.drvState.lod[lod].mallocPtr;
p += x * getType()->getElementSizeBytes();
p += y * mHal.drvState.lod[lod].stride;
p += z * mHal.drvState.lod[lod].stride * mHal.drvState.lod[lod].dimY;
// Todo: arrays
return p;
}
bool hasSameDims(const Allocation *Other) const;
protected:
std::vector<const Program *> mToDirtyList;
ObjectBaseRef<const Type> mType;
void setType(const Type *t) {
mType.set(t);
mHal.state.type = t;
}
#ifndef RS_COMPATIBILITY_LIB
GrallocConsumer *mGrallocConsumer = nullptr;
bool mBufferQueueInited = false;
uint32_t mCurrentIdx;
#endif
private:
void freeChildrenUnlocked();
Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc, void *ptr);
Allocation(Context *rsc, const Allocation *, const Type *);
uint32_t getPackedSize() const;
static void writePackedData(Context *rsc, const Type *type, uint8_t *dst,
const uint8_t *src, bool dstPadded);
void unpackVec3Allocation(Context *rsc, const void *data, size_t dataSize);
void packVec3Allocation(Context *rsc, OStream *stream) const;
};
} // namespace renderscript
} // namespace android
#endif