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1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "rsovAllocation.h"
18 
19 #include "rsAllocation.h"
20 #include "rsContext.h"
21 #include "rsCppUtils.h"
22 #include "rsElement.h"
23 #include "rsType.h"
24 #include "rsovContext.h"
25 #include "rsovCore.h"
26 
27 namespace android {
28 namespace renderscript {
29 namespace rsov {
30 
31 namespace {
32 
DeriveYUVLayout(int yuv,Allocation::Hal::DrvState * state)33 size_t DeriveYUVLayout(int yuv, Allocation::Hal::DrvState *state) {
34   // For the flexible YCbCr format, layout is initialized during call to
35   // Allocation::ioReceive.  Return early and avoid clobberring any
36   // pre-existing layout.
37   if (yuv == HAL_PIXEL_FORMAT_YCbCr_420_888) {
38     return 0;
39   }
40 
41   // YUV only supports basic 2d
42   // so we can stash the plane pointers in the mipmap levels.
43   size_t uvSize = 0;
44   state->lod[1].dimX = state->lod[0].dimX / 2;
45   state->lod[1].dimY = state->lod[0].dimY / 2;
46   state->lod[2].dimX = state->lod[0].dimX / 2;
47   state->lod[2].dimY = state->lod[0].dimY / 2;
48   state->yuv.shift = 1;
49   state->yuv.step = 1;
50   state->lodCount = 3;
51 
52   switch (yuv) {
53     case HAL_PIXEL_FORMAT_YV12:
54       state->lod[2].stride = rsRound(state->lod[0].stride >> 1, 16);
55       state->lod[2].mallocPtr = ((uint8_t *)state->lod[0].mallocPtr) +
56                                 (state->lod[0].stride * state->lod[0].dimY);
57       uvSize += state->lod[2].stride * state->lod[2].dimY;
58 
59       state->lod[1].stride = state->lod[2].stride;
60       state->lod[1].mallocPtr = ((uint8_t *)state->lod[2].mallocPtr) +
61                                 (state->lod[2].stride * state->lod[2].dimY);
62       uvSize += state->lod[1].stride * state->lod[2].dimY;
63       break;
64     case HAL_PIXEL_FORMAT_YCrCb_420_SP:  // NV21
65       // state->lod[1].dimX = state->lod[0].dimX;
66       state->lod[1].stride = state->lod[0].stride;
67       state->lod[2].stride = state->lod[0].stride;
68       state->lod[2].mallocPtr = ((uint8_t *)state->lod[0].mallocPtr) +
69                                 (state->lod[0].stride * state->lod[0].dimY);
70       state->lod[1].mallocPtr = ((uint8_t *)state->lod[2].mallocPtr) + 1;
71       uvSize += state->lod[1].stride * state->lod[1].dimY;
72       state->yuv.step = 2;
73       break;
74     default:
75       rsAssert(0);
76   }
77 
78   return uvSize;
79 }
80 
81 // TODO: Dedup this with the same code under frameworks/rs/driver
AllocationBuildPointerTable(const Context * rsc,const Allocation * alloc,const Type * type,uint8_t * ptr,size_t requiredAlignment)82 size_t AllocationBuildPointerTable(const Context *rsc, const Allocation *alloc,
83                                    const Type *type, uint8_t *ptr,
84                                    size_t requiredAlignment) {
85   alloc->mHal.drvState.lod[0].dimX = type->getDimX();
86   alloc->mHal.drvState.lod[0].dimY = type->getDimY();
87   alloc->mHal.drvState.lod[0].dimZ = type->getDimZ();
88   alloc->mHal.drvState.lod[0].mallocPtr = 0;
89   // Stride needs to be aligned to a boundary defined by requiredAlignment!
90   size_t stride =
91       alloc->mHal.drvState.lod[0].dimX * type->getElementSizeBytes();
92   alloc->mHal.drvState.lod[0].stride = rsRound(stride, requiredAlignment);
93   alloc->mHal.drvState.lodCount = type->getLODCount();
94   alloc->mHal.drvState.faceCount = type->getDimFaces();
95 
96   size_t offsets[Allocation::MAX_LOD];
97   memset(offsets, 0, sizeof(offsets));
98 
99   size_t o = alloc->mHal.drvState.lod[0].stride *
100              rsMax(alloc->mHal.drvState.lod[0].dimY, 1u) *
101              rsMax(alloc->mHal.drvState.lod[0].dimZ, 1u);
102   if (alloc->mHal.state.yuv) {
103     o += DeriveYUVLayout(alloc->mHal.state.yuv, &alloc->mHal.drvState);
104 
105     for (uint32_t ct = 1; ct < alloc->mHal.drvState.lodCount; ct++) {
106       offsets[ct] = (size_t)alloc->mHal.drvState.lod[ct].mallocPtr;
107     }
108   } else if (alloc->mHal.drvState.lodCount > 1) {
109     uint32_t tx = alloc->mHal.drvState.lod[0].dimX;
110     uint32_t ty = alloc->mHal.drvState.lod[0].dimY;
111     uint32_t tz = alloc->mHal.drvState.lod[0].dimZ;
112     for (uint32_t lod = 1; lod < alloc->mHal.drvState.lodCount; lod++) {
113       alloc->mHal.drvState.lod[lod].dimX = tx;
114       alloc->mHal.drvState.lod[lod].dimY = ty;
115       alloc->mHal.drvState.lod[lod].dimZ = tz;
116       alloc->mHal.drvState.lod[lod].stride =
117           rsRound(tx * type->getElementSizeBytes(), requiredAlignment);
118       offsets[lod] = o;
119       o += alloc->mHal.drvState.lod[lod].stride * rsMax(ty, 1u) * rsMax(tz, 1u);
120       if (tx > 1) tx >>= 1;
121       if (ty > 1) ty >>= 1;
122       if (tz > 1) tz >>= 1;
123     }
124   }
125 
126   alloc->mHal.drvState.faceOffset = o;
127 
128   alloc->mHal.drvState.lod[0].mallocPtr = ptr;
129   for (uint32_t lod = 1; lod < alloc->mHal.drvState.lodCount; lod++) {
130     alloc->mHal.drvState.lod[lod].mallocPtr = ptr + offsets[lod];
131   }
132 
133   size_t allocSize = alloc->mHal.drvState.faceOffset;
134   if (alloc->mHal.drvState.faceCount) {
135     allocSize *= 6;
136   }
137 
138   return allocSize;
139 }
140 
AllocationBuildPointerTable(const Context * rsc,const Allocation * alloc,const Type * type,uint8_t * ptr)141 size_t AllocationBuildPointerTable(const Context *rsc, const Allocation *alloc,
142                                    const Type *type, uint8_t *ptr) {
143   return AllocationBuildPointerTable(rsc, alloc, type, ptr,
144                                      Allocation::kMinimumRSAlignment);
145 }
146 
GetOffsetPtr(const Allocation * alloc,uint32_t xoff,uint32_t yoff,uint32_t zoff,uint32_t lod,RsAllocationCubemapFace face)147 uint8_t *GetOffsetPtr(const Allocation *alloc, uint32_t xoff, uint32_t yoff,
148                       uint32_t zoff, uint32_t lod,
149                       RsAllocationCubemapFace face) {
150   uint8_t *ptr = (uint8_t *)alloc->mHal.drvState.lod[lod].mallocPtr;
151   ptr += face * alloc->mHal.drvState.faceOffset;
152   ptr += zoff * alloc->mHal.drvState.lod[lod].dimY *
153          alloc->mHal.drvState.lod[lod].stride;
154   ptr += yoff * alloc->mHal.drvState.lod[lod].stride;
155   ptr += xoff * alloc->mHal.state.elementSizeBytes;
156   return ptr;
157 }
158 
mip565(const Allocation * alloc,int lod,RsAllocationCubemapFace face)159 void mip565(const Allocation *alloc, int lod, RsAllocationCubemapFace face) {
160   uint32_t w = alloc->mHal.drvState.lod[lod + 1].dimX;
161   uint32_t h = alloc->mHal.drvState.lod[lod + 1].dimY;
162 
163   for (uint32_t y = 0; y < h; y++) {
164     uint16_t *oPtr = (uint16_t *)GetOffsetPtr(alloc, 0, y, 0, lod + 1, face);
165     const uint16_t *i1 =
166         (uint16_t *)GetOffsetPtr(alloc, 0, 0, y * 2, lod, face);
167     const uint16_t *i2 =
168         (uint16_t *)GetOffsetPtr(alloc, 0, 0, y * 2 + 1, lod, face);
169 
170     for (uint32_t x = 0; x < w; x++) {
171       *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
172       oPtr++;
173       i1 += 2;
174       i2 += 2;
175     }
176   }
177 }
178 
mip8888(const Allocation * alloc,int lod,RsAllocationCubemapFace face)179 void mip8888(const Allocation *alloc, int lod, RsAllocationCubemapFace face) {
180   uint32_t w = alloc->mHal.drvState.lod[lod + 1].dimX;
181   uint32_t h = alloc->mHal.drvState.lod[lod + 1].dimY;
182 
183   for (uint32_t y = 0; y < h; y++) {
184     uint32_t *oPtr = (uint32_t *)GetOffsetPtr(alloc, 0, y, 0, lod + 1, face);
185     const uint32_t *i1 =
186         (uint32_t *)GetOffsetPtr(alloc, 0, y * 2, 0, lod, face);
187     const uint32_t *i2 =
188         (uint32_t *)GetOffsetPtr(alloc, 0, y * 2 + 1, 0, lod, face);
189 
190     for (uint32_t x = 0; x < w; x++) {
191       *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
192       oPtr++;
193       i1 += 2;
194       i2 += 2;
195     }
196   }
197 }
198 
mip8(const Allocation * alloc,int lod,RsAllocationCubemapFace face)199 void mip8(const Allocation *alloc, int lod, RsAllocationCubemapFace face) {
200   uint32_t w = alloc->mHal.drvState.lod[lod + 1].dimX;
201   uint32_t h = alloc->mHal.drvState.lod[lod + 1].dimY;
202 
203   for (uint32_t y = 0; y < h; y++) {
204     uint8_t *oPtr = GetOffsetPtr(alloc, 0, y, 0, lod + 1, face);
205     const uint8_t *i1 = GetOffsetPtr(alloc, 0, y * 2, 0, lod, face);
206     const uint8_t *i2 = GetOffsetPtr(alloc, 0, y * 2 + 1, 0, lod, face);
207 
208     for (uint32_t x = 0; x < w; x++) {
209       *oPtr = (uint8_t)(((uint32_t)i1[0] + i1[1] + i2[0] + i2[1]) * 0.25f);
210       oPtr++;
211       i1 += 2;
212       i2 += 2;
213     }
214   }
215 }
216 
217 }  // anonymous namespace
218 
RSoVAllocation(RSoVContext * context,const Type * type,size_t bufferSize)219 RSoVAllocation::RSoVAllocation(RSoVContext *context, const Type *type,
220                                size_t bufferSize)
221     : mBuffer(new RSoVBuffer(context, bufferSize)),
222       mType(type),
223       mWidth(type->getDimX()),
224       mHeight(type->getDimY()),
225       mDepth(type->getDimZ()) {}
226 
RSoVBuffer(RSoVContext * context,size_t size)227 RSoVBuffer::RSoVBuffer(RSoVContext *context, size_t size)
228     : mRSoV(context), mDevice(context->getDevice()) {
229   InitBuffer(size);
230 }
231 
~RSoVBuffer()232 RSoVBuffer::~RSoVBuffer() {
233   vkUnmapMemory(mDevice, mMem);
234   vkDestroyBuffer(mDevice, mBuf, nullptr);
235   vkFreeMemory(mDevice, mMem, nullptr);
236 }
237 
InitBuffer(size_t bufferSize)238 void RSoVBuffer::InitBuffer(size_t bufferSize) {
239   VkResult res;
240 
241   VkBufferCreateInfo buf_info = {
242       .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
243       .pNext = nullptr,
244       .usage = VK_BUFFER_USAGE_STORAGE_BUFFER_BIT,
245       .size = bufferSize,
246       .queueFamilyIndexCount = 0,
247       .pQueueFamilyIndices = nullptr,
248       .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
249       .flags = 0,
250   };
251   res = vkCreateBuffer(mDevice, &buf_info, nullptr, &mBuf);
252   rsAssert(res == VK_SUCCESS);
253 
254   VkMemoryRequirements mem_reqs;
255   vkGetBufferMemoryRequirements(mDevice, mBuf, &mem_reqs);
256 
257   VkMemoryAllocateInfo allocateInfo = {
258       .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
259       .pNext = nullptr,
260       .memoryTypeIndex = 0,
261       .allocationSize = mem_reqs.size,
262   };
263 
264   bool pass;
265   pass =
266       mRSoV->MemoryTypeFromProperties(mem_reqs.memoryTypeBits,
267                                       VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
268                                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
269                                       &allocateInfo.memoryTypeIndex);
270   rsAssert(pass);
271 
272   // TODO: Make this aligned
273   res = vkAllocateMemory(mDevice, &allocateInfo, nullptr, &mMem);
274   rsAssert(res == VK_SUCCESS);
275 
276   res = vkBindBufferMemory(mDevice, mBuf, mMem, 0);
277   rsAssert(res == VK_SUCCESS);
278 
279   mBufferInfo.buffer = mBuf;
280   mBufferInfo.offset = 0;
281   mBufferInfo.range = bufferSize;
282 
283   res = vkMapMemory(mDevice, mMem, 0, mem_reqs.size, 0, (void **)&mPtr);
284   rsAssert(res == VK_SUCCESS);
285 }
286 
287 }  // namespace rsov
288 }  // namespace renderscript
289 }  // namespace android
290 
291 using android::renderscript::Allocation;
292 using android::renderscript::Context;
293 using android::renderscript::Element;
294 using android::renderscript::Type;
295 using android::renderscript::rs_allocation;
296 using android::renderscript::rsMax;
297 using namespace android::renderscript::rsov;
298 
rsovAllocationInit(const Context * rsc,Allocation * alloc,bool forceZero)299 bool rsovAllocationInit(const Context *rsc, Allocation *alloc, bool forceZero) {
300   RSoVHal *hal = static_cast<RSoVHal *>(rsc->mHal.drv);
301   RSoVContext *rsov = hal->mRSoV;
302   const Type *type = alloc->getType();
303 
304   // Calculate the object size.
305   size_t allocSize = AllocationBuildPointerTable(rsc, alloc, type, nullptr);
306   RSoVAllocation *rsovAlloc = new RSoVAllocation(rsov, type, allocSize);
307   alloc->mHal.drv = rsovAlloc;
308   AllocationBuildPointerTable(rsc, alloc, type,
309                               (uint8_t *)rsovAlloc->getHostPtr());
310   return true;
311 }
312 
rsovAllocationDestroy(const Context * rsc,Allocation * alloc)313 void rsovAllocationDestroy(const Context *rsc, Allocation *alloc) {
314   RSoVAllocation *rsovAlloc = static_cast<RSoVAllocation *>(alloc->mHal.drv);
315   delete rsovAlloc;
316   alloc->mHal.drv = nullptr;
317 }
318 
rsovAllocationData1D(const Context * rsc,const Allocation * alloc,uint32_t xoff,uint32_t lod,size_t count,const void * data,size_t sizeBytes)319 void rsovAllocationData1D(const Context *rsc, const Allocation *alloc,
320                           uint32_t xoff, uint32_t lod, size_t count,
321                           const void *data, size_t sizeBytes) {
322   const size_t eSize = alloc->mHal.state.type->getElementSizeBytes();
323   uint8_t *ptr =
324       GetOffsetPtr(alloc, xoff, 0, 0, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
325   size_t size = count * eSize;
326   if (ptr != data) {
327     // Skip the copy if we are the same allocation. This can arise from
328     // our Bitmap optimization, where we share the same storage.
329     if (alloc->mHal.state.hasReferences) {
330       alloc->incRefs(data, count);
331       alloc->decRefs(ptr, count);
332     }
333     memcpy(ptr, data, size);
334   }
335 }
336 
rsovAllocationData2D(const Context * rsc,const Allocation * alloc,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)337 void rsovAllocationData2D(const Context *rsc, const Allocation *alloc,
338                           uint32_t xoff, uint32_t yoff, uint32_t lod,
339                           RsAllocationCubemapFace face, uint32_t w, uint32_t h,
340                           const void *data, size_t sizeBytes, size_t stride) {
341   size_t eSize = alloc->mHal.state.elementSizeBytes;
342   size_t lineSize = eSize * w;
343   if (!stride) {
344     stride = lineSize;
345   }
346 
347   if (alloc->mHal.drvState.lod[0].mallocPtr) {
348     const uint8_t *src = static_cast<const uint8_t *>(data);
349     uint8_t *dst = GetOffsetPtr(alloc, xoff, yoff, 0, lod, face);
350 
351     for (uint32_t line = yoff; line < (yoff + h); line++) {
352       if (alloc->mHal.state.hasReferences) {
353         alloc->incRefs(src, w);
354         alloc->decRefs(dst, w);
355       }
356       memcpy(dst, src, lineSize);
357       src += stride;
358       dst += alloc->mHal.drvState.lod[lod].stride;
359     }
360     // TODO: handle YUV Allocations
361     if (alloc->mHal.state.yuv) {
362       size_t clineSize = lineSize;
363       int lod = 1;
364       int maxLod = 2;
365       if (alloc->mHal.state.yuv == HAL_PIXEL_FORMAT_YV12) {
366         maxLod = 3;
367         clineSize >>= 1;
368       } else if (alloc->mHal.state.yuv == HAL_PIXEL_FORMAT_YCrCb_420_SP) {
369         lod = 2;
370         maxLod = 3;
371       }
372 
373       while (lod < maxLod) {
374         uint8_t *dst = GetOffsetPtr(alloc, xoff, yoff, 0, lod, face);
375 
376         for (uint32_t line = (yoff >> 1); line < ((yoff + h) >> 1); line++) {
377           memcpy(dst, src, clineSize);
378           // When copying from an array to an Allocation, the src pointer
379           // to the array should just move by the number of bytes copied.
380           src += clineSize;
381           dst += alloc->mHal.drvState.lod[lod].stride;
382         }
383         lod++;
384       }
385     }
386   }
387 }
388 
rsovAllocationData3D(const Context * rsc,const Allocation * alloc,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)389 void rsovAllocationData3D(const Context *rsc, const Allocation *alloc,
390                           uint32_t xoff, uint32_t yoff, uint32_t zoff,
391                           uint32_t lod, uint32_t w, uint32_t h, uint32_t d,
392                           const void *data, size_t sizeBytes, size_t stride) {
393   uint32_t eSize = alloc->mHal.state.elementSizeBytes;
394   uint32_t lineSize = eSize * w;
395   if (!stride) {
396     stride = lineSize;
397   }
398 
399   if (alloc->mHal.drvState.lod[0].mallocPtr) {
400     const uint8_t *src = static_cast<const uint8_t *>(data);
401     for (uint32_t z = zoff; z < (d + zoff); z++) {
402       uint8_t *dst = GetOffsetPtr(alloc, xoff, yoff, z, lod,
403                                   RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
404       for (uint32_t line = yoff; line < (yoff + h); line++) {
405         if (alloc->mHal.state.hasReferences) {
406           alloc->incRefs(src, w);
407           alloc->decRefs(dst, w);
408         }
409         memcpy(dst, src, lineSize);
410         src += stride;
411         dst += alloc->mHal.drvState.lod[lod].stride;
412       }
413     }
414   }
415 }
416 
rsovAllocationRead1D(const Context * rsc,const Allocation * alloc,uint32_t xoff,uint32_t lod,size_t count,void * data,size_t sizeBytes)417 void rsovAllocationRead1D(const Context *rsc, const Allocation *alloc,
418                           uint32_t xoff, uint32_t lod, size_t count, void *data,
419                           size_t sizeBytes) {
420   const size_t eSize = alloc->mHal.state.type->getElementSizeBytes();
421   const uint8_t *ptr =
422       GetOffsetPtr(alloc, xoff, 0, 0, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
423   if (data != ptr) {
424     // Skip the copy if we are the same allocation. This can arise from
425     // our Bitmap optimization, where we share the same storage.
426     memcpy(data, ptr, count * eSize);
427   }
428 }
429 
rsovAllocationRead2D(const Context * rsc,const Allocation * alloc,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)430 void rsovAllocationRead2D(const Context *rsc, const Allocation *alloc,
431                           uint32_t xoff, uint32_t yoff, uint32_t lod,
432                           RsAllocationCubemapFace face, uint32_t w, uint32_t h,
433                           void *data, size_t sizeBytes, size_t stride) {
434   size_t eSize = alloc->mHal.state.elementSizeBytes;
435   size_t lineSize = eSize * w;
436   if (!stride) {
437     stride = lineSize;
438   }
439 
440   if (alloc->mHal.drvState.lod[0].mallocPtr) {
441     uint8_t *dst = static_cast<uint8_t *>(data);
442     const uint8_t *src = GetOffsetPtr(alloc, xoff, yoff, 0, lod, face);
443     if (dst == src) {
444       // Skip the copy if we are the same allocation. This can arise from
445       // our Bitmap optimization, where we share the same storage.
446       return;
447     }
448 
449     for (uint32_t line = yoff; line < (yoff + h); line++) {
450       memcpy(dst, src, lineSize);
451       dst += stride;
452       src += alloc->mHal.drvState.lod[lod].stride;
453     }
454   } else {
455     ALOGE("Add code to readback from non-script memory");
456   }
457 }
458 
rsovAllocationRead3D(const Context * rsc,const Allocation * alloc,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)459 void rsovAllocationRead3D(const Context *rsc, const Allocation *alloc,
460                           uint32_t xoff, uint32_t yoff, uint32_t zoff,
461                           uint32_t lod, uint32_t w, uint32_t h, uint32_t d,
462                           void *data, size_t sizeBytes, size_t stride) {
463   uint32_t eSize = alloc->mHal.state.elementSizeBytes;
464   uint32_t lineSize = eSize * w;
465   if (!stride) {
466     stride = lineSize;
467   }
468 
469   if (alloc->mHal.drvState.lod[0].mallocPtr) {
470     uint8_t *dst = static_cast<uint8_t *>(data);
471     for (uint32_t z = zoff; z < (d + zoff); z++) {
472       const uint8_t *src = GetOffsetPtr(alloc, xoff, yoff, z, lod,
473                                         RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
474       if (dst == src) {
475         // Skip the copy if we are the same allocation. This can arise from
476         // our Bitmap optimization, where we share the same storage.
477         return;
478       }
479 
480       for (uint32_t line = yoff; line < (yoff + h); line++) {
481         memcpy(dst, src, lineSize);
482         dst += stride;
483         src += alloc->mHal.drvState.lod[lod].stride;
484       }
485     }
486   }
487 }
488 
rsovAllocationLock1D(const Context * rsc,const Allocation * alloc)489 void *rsovAllocationLock1D(const Context *rsc, const Allocation *alloc) {
490   return alloc->mHal.drvState.lod[0].mallocPtr;
491 }
492 
rsovAllocationUnlock1D(const Context * rsc,const Allocation * alloc)493 void rsovAllocationUnlock1D(const Context *rsc, const Allocation *alloc) {}
494 
rsovAllocationData1D_alloc(const Context * rsc,const Allocation * dstAlloc,uint32_t dstXoff,uint32_t dstLod,size_t count,const Allocation * srcAlloc,uint32_t srcXoff,uint32_t srcLod)495 void rsovAllocationData1D_alloc(const Context *rsc, const Allocation *dstAlloc,
496                                 uint32_t dstXoff, uint32_t dstLod, size_t count,
497                                 const Allocation *srcAlloc, uint32_t srcXoff,
498                                 uint32_t srcLod) {}
499 
rsovAllocationData2D_alloc_script(const Context * rsc,const Allocation * dstAlloc,uint32_t dstXoff,uint32_t dstYoff,uint32_t dstLod,RsAllocationCubemapFace dstFace,uint32_t w,uint32_t h,const Allocation * srcAlloc,uint32_t srcXoff,uint32_t srcYoff,uint32_t srcLod,RsAllocationCubemapFace srcFace)500 void rsovAllocationData2D_alloc_script(
501     const Context *rsc, const Allocation *dstAlloc, uint32_t dstXoff,
502     uint32_t dstYoff, uint32_t dstLod, RsAllocationCubemapFace dstFace,
503     uint32_t w, uint32_t h, const Allocation *srcAlloc, uint32_t srcXoff,
504     uint32_t srcYoff, uint32_t srcLod, RsAllocationCubemapFace srcFace) {
505   size_t elementSize = dstAlloc->getType()->getElementSizeBytes();
506   for (uint32_t i = 0; i < h; i++) {
507     uint8_t *dstPtr =
508         GetOffsetPtr(dstAlloc, dstXoff, dstYoff + i, 0, dstLod, dstFace);
509     uint8_t *srcPtr =
510         GetOffsetPtr(srcAlloc, srcXoff, srcYoff + i, 0, srcLod, srcFace);
511     memcpy(dstPtr, srcPtr, w * elementSize);
512   }
513 }
514 
rsovAllocationData3D_alloc_script(const Context * rsc,const Allocation * dstAlloc,uint32_t dstXoff,uint32_t dstYoff,uint32_t dstZoff,uint32_t dstLod,uint32_t w,uint32_t h,uint32_t d,const Allocation * srcAlloc,uint32_t srcXoff,uint32_t srcYoff,uint32_t srcZoff,uint32_t srcLod)515 void rsovAllocationData3D_alloc_script(
516     const Context *rsc, const Allocation *dstAlloc, uint32_t dstXoff,
517     uint32_t dstYoff, uint32_t dstZoff, uint32_t dstLod, uint32_t w, uint32_t h,
518     uint32_t d, const Allocation *srcAlloc, uint32_t srcXoff, uint32_t srcYoff,
519     uint32_t srcZoff, uint32_t srcLod) {
520   uint32_t elementSize = dstAlloc->getType()->getElementSizeBytes();
521   for (uint32_t j = 0; j < d; j++) {
522     for (uint32_t i = 0; i < h; i++) {
523       uint8_t *dstPtr =
524           GetOffsetPtr(dstAlloc, dstXoff, dstYoff + i, dstZoff + j, dstLod,
525                        RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
526       uint8_t *srcPtr =
527           GetOffsetPtr(srcAlloc, srcXoff, srcYoff + i, srcZoff + j, srcLod,
528                        RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
529       memcpy(dstPtr, srcPtr, w * elementSize);
530     }
531   }
532 }
533 
rsovAllocationData2D_alloc(const Context * rsc,const Allocation * dstAlloc,uint32_t dstXoff,uint32_t dstYoff,uint32_t dstLod,RsAllocationCubemapFace dstFace,uint32_t w,uint32_t h,const Allocation * srcAlloc,uint32_t srcXoff,uint32_t srcYoff,uint32_t srcLod,RsAllocationCubemapFace srcFace)534 void rsovAllocationData2D_alloc(
535     const Context *rsc, const Allocation *dstAlloc, uint32_t dstXoff,
536     uint32_t dstYoff, uint32_t dstLod, RsAllocationCubemapFace dstFace,
537     uint32_t w, uint32_t h, const Allocation *srcAlloc, uint32_t srcXoff,
538     uint32_t srcYoff, uint32_t srcLod, RsAllocationCubemapFace srcFace) {
539   if (!dstAlloc->getIsScript() && !srcAlloc->getIsScript()) {
540     rsc->setError(RS_ERROR_FATAL_DRIVER,
541                   "Non-script allocation copies not "
542                   "yet implemented.");
543     return;
544   }
545   rsovAllocationData2D_alloc_script(rsc, dstAlloc, dstXoff, dstYoff, dstLod,
546                                     dstFace, w, h, srcAlloc, srcXoff, srcYoff,
547                                     srcLod, srcFace);
548 }
549 
rsovAllocationData3D_alloc(const Context * rsc,const Allocation * dstAlloc,uint32_t dstXoff,uint32_t dstYoff,uint32_t dstZoff,uint32_t dstLod,uint32_t w,uint32_t h,uint32_t d,const Allocation * srcAlloc,uint32_t srcXoff,uint32_t srcYoff,uint32_t srcZoff,uint32_t srcLod)550 void rsovAllocationData3D_alloc(const Context *rsc, const Allocation *dstAlloc,
551                                 uint32_t dstXoff, uint32_t dstYoff,
552                                 uint32_t dstZoff, uint32_t dstLod, uint32_t w,
553                                 uint32_t h, uint32_t d,
554                                 const Allocation *srcAlloc, uint32_t srcXoff,
555                                 uint32_t srcYoff, uint32_t srcZoff,
556                                 uint32_t srcLod) {
557   if (!dstAlloc->getIsScript() && !srcAlloc->getIsScript()) {
558     rsc->setError(RS_ERROR_FATAL_DRIVER,
559                   "Non-script allocation copies not "
560                   "yet implemented.");
561     return;
562   }
563   rsovAllocationData3D_alloc_script(rsc, dstAlloc, dstXoff, dstYoff, dstZoff,
564                                     dstLod, w, h, d, srcAlloc, srcXoff, srcYoff,
565                                     srcZoff, srcLod);
566 }
567 
rsovAllocationAdapterOffset(const Context * rsc,const Allocation * alloc)568 void rsovAllocationAdapterOffset(const Context *rsc, const Allocation *alloc) {
569   // Get a base pointer to the new LOD
570   const Allocation *base = alloc->mHal.state.baseAlloc;
571   const Type *type = alloc->mHal.state.type;
572   if (base == nullptr) {
573     return;
574   }
575 
576   const int lodBias = alloc->mHal.state.originLOD;
577   uint32_t lodCount = rsMax(alloc->mHal.drvState.lodCount, (uint32_t)1);
578   for (uint32_t lod = 0; lod < lodCount; lod++) {
579     alloc->mHal.drvState.lod[lod] = base->mHal.drvState.lod[lod + lodBias];
580     alloc->mHal.drvState.lod[lod].mallocPtr = GetOffsetPtr(
581         alloc, alloc->mHal.state.originX, alloc->mHal.state.originY,
582         alloc->mHal.state.originZ, lodBias,
583         (RsAllocationCubemapFace)alloc->mHal.state.originFace);
584   }
585 }
586 
rsovAllocationAdapterInit(const Context * rsc,Allocation * alloc)587 bool rsovAllocationAdapterInit(const Context *rsc, Allocation *alloc) {
588 // TODO: may need a RSoV Allocation here
589 #if 0
590     DrvAllocation *drv = (DrvAllocation *)calloc(1, sizeof(DrvAllocation));
591     if (!drv) {
592         return false;
593     }
594     alloc->mHal.drv = drv;
595 #endif
596   // We need to build an allocation that looks like a subset of the parent
597   // allocation
598   rsovAllocationAdapterOffset(rsc, alloc);
599 
600   return true;
601 }
602 
rsovAllocationSyncAll(const Context * rsc,const Allocation * alloc,RsAllocationUsageType src)603 void rsovAllocationSyncAll(const Context *rsc, const Allocation *alloc,
604                            RsAllocationUsageType src) {
605   // TODO: anything to do here?
606 }
607 
rsovAllocationMarkDirty(const Context * rsc,const Allocation * alloc)608 void rsovAllocationMarkDirty(const Context *rsc, const Allocation *alloc) {
609   // TODO: anything to do here?
610 }
611 
rsovAllocationResize(const Context * rsc,const Allocation * alloc,const Type * newType,bool zeroNew)612 void rsovAllocationResize(const Context *rsc, const Allocation *alloc,
613                           const Type *newType, bool zeroNew) {
614   // TODO: implement this
615   // can this be done without copying, if the new size is greater than the
616   // original?
617 }
618 
rsovAllocationGenerateMipmaps(const Context * rsc,const Allocation * alloc)619 void rsovAllocationGenerateMipmaps(const Context *rsc,
620                                    const Allocation *alloc) {
621   if (!alloc->mHal.drvState.lod[0].mallocPtr) {
622     return;
623   }
624   uint32_t numFaces = alloc->getType()->getDimFaces() ? 6 : 1;
625   for (uint32_t face = 0; face < numFaces; face++) {
626     for (uint32_t lod = 0; lod < (alloc->getType()->getLODCount() - 1); lod++) {
627       switch (alloc->getType()->getElement()->getSizeBits()) {
628         case 32:
629           mip8888(alloc, lod, (RsAllocationCubemapFace)face);
630           break;
631         case 16:
632           mip565(alloc, lod, (RsAllocationCubemapFace)face);
633           break;
634         case 8:
635           mip8(alloc, lod, (RsAllocationCubemapFace)face);
636           break;
637       }
638     }
639   }
640 }
641 
rsovAllocationGrallocBits(const Context * rsc,Allocation * alloc)642 uint32_t rsovAllocationGrallocBits(const Context *rsc, Allocation *alloc) {
643   return 0;
644 }
645 
rsovAllocationUpdateCachedObject(const Context * rsc,const Allocation * alloc,rs_allocation * obj)646 void rsovAllocationUpdateCachedObject(const Context *rsc,
647                                       const Allocation *alloc,
648                                       rs_allocation *obj) {
649   obj->p = alloc;
650 #ifdef __LP64__
651   obj->unused1 = nullptr;
652   obj->unused2 = nullptr;
653   obj->unused3 = nullptr;
654 #endif
655 }
656 
rsovAllocationSetSurface(const Context * rsc,Allocation * alloc,ANativeWindow * nw)657 void rsovAllocationSetSurface(const Context *rsc, Allocation *alloc,
658                               ANativeWindow *nw) {
659   // TODO: implement this
660 }
661 
rsovAllocationIoSend(const Context * rsc,Allocation * alloc)662 void rsovAllocationIoSend(const Context *rsc, Allocation *alloc) {
663   // TODO: implement this
664 }
665 
rsovAllocationIoReceive(const Context * rsc,Allocation * alloc)666 void rsovAllocationIoReceive(const Context *rsc, Allocation *alloc) {
667   // TODO: implement this
668 }
669 
rsovAllocationElementData(const Context * rsc,const Allocation * alloc,uint32_t x,uint32_t y,uint32_t z,const void * data,uint32_t cIdx,size_t sizeBytes)670 void rsovAllocationElementData(const Context *rsc, const Allocation *alloc,
671                                uint32_t x, uint32_t y, uint32_t z,
672                                const void *data, uint32_t cIdx,
673                                size_t sizeBytes) {
674   uint8_t *ptr =
675       GetOffsetPtr(alloc, x, y, z, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
676 
677   const Element *e = alloc->mHal.state.type->getElement()->getField(cIdx);
678   ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
679 
680   if (alloc->mHal.state.hasReferences) {
681     e->incRefs(data);
682     e->decRefs(ptr);
683   }
684 
685   memcpy(ptr, data, sizeBytes);
686 }
687 
rsovAllocationElementRead(const Context * rsc,const Allocation * alloc,uint32_t x,uint32_t y,uint32_t z,void * data,uint32_t cIdx,size_t sizeBytes)688 void rsovAllocationElementRead(const Context *rsc, const Allocation *alloc,
689                                uint32_t x, uint32_t y, uint32_t z, void *data,
690                                uint32_t cIdx, size_t sizeBytes) {
691   uint8_t *ptr =
692       GetOffsetPtr(alloc, x, y, z, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
693 
694   const Element *e = alloc->mHal.state.type->getElement()->getField(cIdx);
695   ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
696 
697   memcpy(data, ptr, sizeBytes);
698 }
699