1/*
2 * Copyright (C) 2013 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 "rsContext.h"
18
19#ifndef RS_COMPATIBILITY_LIB
20#include "system/graphics.h"
21#else
22#include "rsCompatibilityLib.h"
23#endif
24
25namespace android {
26namespace renderscript {
27
28Type::Type(Context *rsc) : ObjectBase(rsc) {
29    memset(&mHal, 0, sizeof(mHal));
30    mDimLOD = false;
31}
32
33void Type::preDestroy() const {
34    auto& types = mRSC->mStateType.mTypes;
35    for (uint32_t ct = 0; ct < types.size(); ct++) {
36        if (types[ct] == this) {
37            types.erase(types.begin() + ct);
38            break;
39        }
40    }
41}
42
43Type::~Type() {
44    clear();
45}
46
47void Type::operator delete(void* ptr) {
48    if (ptr) {
49        Type *t = (Type*) ptr;
50        t->getContext()->mHal.funcs.freeRuntimeMem(ptr);
51    }
52}
53
54void Type::clear() {
55    if (mHal.state.lodCount) {
56        delete [] mHal.state.lodDimX;
57        delete [] mHal.state.lodDimY;
58        delete [] mHal.state.lodDimZ;
59    }
60    if (mHal.state.arrayCount > 0) {
61        delete [] mHal.state.arrays;
62    }
63    mElement.clear();
64    memset(&mHal, 0, sizeof(mHal));
65}
66
67TypeState::TypeState() {
68}
69
70TypeState::~TypeState() {
71    rsAssert(!mTypes.size());
72}
73
74void Type::compute() {
75    uint32_t oldLODCount = mHal.state.lodCount;
76    if (mDimLOD) {
77        uint32_t l2x = rsFindHighBit(mHal.state.dimX) + 1;
78        uint32_t l2y = rsFindHighBit(mHal.state.dimY) + 1;
79        uint32_t l2z = rsFindHighBit(mHal.state.dimZ) + 1;
80
81        mHal.state.lodCount = rsMax(l2x, l2y);
82        mHal.state.lodCount = rsMax(mHal.state.lodCount, l2z);
83    } else {
84        if (mHal.state.dimYuv) {
85            mHal.state.lodCount = 3;
86        } else {
87            mHal.state.lodCount = 1;
88        }
89    }
90    if (mHal.state.lodCount != oldLODCount) {
91        if (oldLODCount) {
92            delete [] mHal.state.lodDimX;
93            delete [] mHal.state.lodDimY;
94            delete [] mHal.state.lodDimZ;
95        }
96        mHal.state.lodDimX = new uint32_t[mHal.state.lodCount];
97        mHal.state.lodDimY = new uint32_t[mHal.state.lodCount];
98        mHal.state.lodDimZ = new uint32_t[mHal.state.lodCount];
99    }
100
101    uint32_t tx = mHal.state.dimX;
102    uint32_t ty = mHal.state.dimY;
103    uint32_t tz = mHal.state.dimZ;
104    mCellCount = 0;
105    if (!mHal.state.dimYuv) {
106        for (uint32_t lod=0; lod < mHal.state.lodCount; lod++) {
107            mHal.state.lodDimX[lod] = tx;
108            mHal.state.lodDimY[lod] = ty;
109            mHal.state.lodDimZ[lod]  = tz;
110            mCellCount += tx * rsMax(ty, 1u) * rsMax(tz, 1u);
111            if (tx > 1) tx >>= 1;
112            if (ty > 1) ty >>= 1;
113            if (tz > 1) tz >>= 1;
114        }
115    }
116
117    if (mHal.state.faces) {
118        mCellCount *= 6;
119    }
120    // YUV only supports basic 2d
121    // so we can stash the plane pointers in the mipmap levels.
122    if (mHal.state.dimYuv) {
123        mHal.state.lodDimX[0] = tx;
124        mHal.state.lodDimY[0] = ty;
125        mHal.state.lodDimZ[0] = tz;
126        mHal.state.lodDimX[1] = mHal.state.lodDimX[0] / 2;
127        mHal.state.lodDimY[1] = mHal.state.lodDimY[0] / 2;
128        mHal.state.lodDimX[2] = mHal.state.lodDimX[0] / 2;
129        mHal.state.lodDimY[2] = mHal.state.lodDimY[0] / 2;
130        mCellCount += mHal.state.lodDimX[0] * mHal.state.lodDimY[0];
131        mCellCount += mHal.state.lodDimX[1] * mHal.state.lodDimY[1];
132        mCellCount += mHal.state.lodDimX[2] * mHal.state.lodDimY[2];
133
134        switch(mHal.state.dimYuv) {
135        case HAL_PIXEL_FORMAT_YV12:
136            break;
137        case HAL_PIXEL_FORMAT_YCrCb_420_SP:  // NV21
138            mHal.state.lodDimX[1] = mHal.state.lodDimX[0];
139            break;
140#ifndef RS_COMPATIBILITY_LIB
141        case HAL_PIXEL_FORMAT_YCbCr_420_888:
142            break;
143#endif
144        default:
145            rsAssert(0);
146        }
147    }
148    mHal.state.element = mElement.get();
149}
150
151void Type::dumpLOGV(const char *prefix) const {
152    char buf[1024];
153    ObjectBase::dumpLOGV(prefix);
154    ALOGV("%s   Type: x=%u y=%u z=%u mip=%i face=%i", prefix,
155                                                      mHal.state.dimX,
156                                                      mHal.state.dimY,
157                                                      mHal.state.dimZ,
158                                                      mHal.state.lodCount,
159                                                      mHal.state.faces);
160    snprintf(buf, sizeof(buf), "%s element: ", prefix);
161    mElement->dumpLOGV(buf);
162}
163
164void Type::serialize(Context *rsc, OStream *stream) const {
165    // Need to identify ourselves
166    stream->addU32((uint32_t)getClassId());
167    stream->addString(getName());
168
169    mElement->serialize(rsc, stream);
170
171    stream->addU32(mHal.state.dimX);
172    stream->addU32(mHal.state.dimY);
173    stream->addU32(mHal.state.dimZ);
174
175    stream->addU8((uint8_t)(mHal.state.lodCount ? 1 : 0));
176    stream->addU8((uint8_t)(mHal.state.faces ? 1 : 0));
177}
178
179Type *Type::createFromStream(Context *rsc, IStream *stream) {
180    // First make sure we are reading the correct object
181    RsA3DClassID classID = (RsA3DClassID)stream->loadU32();
182    if (classID != RS_A3D_CLASS_ID_TYPE) {
183        ALOGE("type loading skipped due to invalid class id\n");
184        return nullptr;
185    }
186
187    const char *name = stream->loadString();
188
189    Element *elem = Element::createFromStream(rsc, stream);
190    if (!elem) {
191        return nullptr;
192    }
193
194    RsTypeCreateParams p;
195    memset(&p, 0, sizeof(p));
196    p.dimX = stream->loadU32();
197    p.dimY = stream->loadU32();
198    p.dimZ = stream->loadU32();
199    p.mipmaps = stream->loadU8();
200    p.faces = stream->loadU8();
201    Type *type = Type::getType(rsc, elem, &p, sizeof(p));
202    elem->decUserRef();
203
204    delete [] name;
205    return type;
206}
207
208bool Type::getIsNp2() const {
209    uint32_t x = getDimX();
210    uint32_t y = getDimY();
211    uint32_t z = getDimZ();
212
213    if (x && (x & (x-1))) {
214        return true;
215    }
216    if (y && (y & (y-1))) {
217        return true;
218    }
219    if (z && (z & (z-1))) {
220        return true;
221    }
222    return false;
223}
224
225ObjectBaseRef<Type> Type::getTypeRef(Context *rsc, const Element *e,
226                                     const RsTypeCreateParams *params, size_t len) {
227    ObjectBaseRef<Type> returnRef;
228
229    TypeState * stc = &rsc->mStateType;
230
231    ObjectBase::asyncLock();
232    for (uint32_t ct=0; ct < stc->mTypes.size(); ct++) {
233        Type *t = stc->mTypes[ct];
234        if (t->getElement() != e) continue;
235        if (t->getDimX() != params->dimX) continue;
236        if (t->getDimY() != params->dimY) continue;
237        if (t->getDimZ() != params->dimZ) continue;
238        if (t->getDimLOD() != params->mipmaps) continue;
239        if (t->getDimFaces() != params->faces) continue;
240        if (t->getDimYuv() != params->yuv) continue;
241        if (t->getArray(0) != params->array0) continue;
242        if (t->getArray(1) != params->array1) continue;
243        if (t->getArray(2) != params->array2) continue;
244        if (t->getArray(3) != params->array3) continue;
245        returnRef.set(t);
246        ObjectBase::asyncUnlock();
247        return returnRef;
248    }
249    ObjectBase::asyncUnlock();
250
251    // Type objects must use allocator specified by the driver
252    void* allocMem = rsc->mHal.funcs.allocRuntimeMem(sizeof(Type), 0);
253    if (!allocMem) {
254        rsc->setError(RS_ERROR_FATAL_DRIVER, "Couldn't allocate memory for Type");
255        return nullptr;
256    }
257
258    Type *nt = new (allocMem) Type(rsc);
259
260#ifdef RS_FIND_OFFSETS
261    ALOGE("pointer for type: %p", nt);
262    ALOGE("pointer for type.drv: %p", &nt->mHal.drv);
263#endif
264
265    nt->mDimLOD = params->mipmaps;
266    returnRef.set(nt);
267    nt->mElement.set(e);
268    nt->mHal.state.dimX = params->dimX;
269    nt->mHal.state.dimY = params->dimY;
270    nt->mHal.state.dimZ = params->dimZ;
271    nt->mHal.state.faces = params->faces;
272    nt->mHal.state.dimYuv = params->yuv;
273
274    nt->mHal.state.arrayCount = 0;
275    if (params->array0 > 0) nt->mHal.state.arrayCount ++;
276    if (params->array1 > 0) nt->mHal.state.arrayCount ++;
277    if (params->array2 > 0) nt->mHal.state.arrayCount ++;
278    if (params->array3 > 0) nt->mHal.state.arrayCount ++;
279    if (nt->mHal.state.arrayCount > 0) {
280        nt->mHal.state.arrays = new uint32_t[nt->mHal.state.arrayCount];
281        if (params->array0 > 0) nt->mHal.state.arrays[0] = params->array0;
282        if (params->array1 > 1) nt->mHal.state.arrays[1] = params->array1;
283        if (params->array2 > 2) nt->mHal.state.arrays[2] = params->array2;
284        if (params->array3 > 3) nt->mHal.state.arrays[3] = params->array3;
285    }
286
287    nt->compute();
288
289    ObjectBase::asyncLock();
290    stc->mTypes.push_back(nt);
291    ObjectBase::asyncUnlock();
292
293    return returnRef;
294}
295
296ObjectBaseRef<Type> Type::cloneAndResize1D(Context *rsc, uint32_t dimX) const {
297    RsTypeCreateParams p;
298    memset(&p, 0, sizeof(p));
299    p.dimX = dimX;
300    p.dimY = getDimY();
301    p.dimZ = getDimZ();
302    p.mipmaps = getDimLOD();
303    return getTypeRef(rsc, mElement.get(), &p, sizeof(p));
304}
305
306ObjectBaseRef<Type> Type::cloneAndResize2D(Context *rsc,
307                              uint32_t dimX,
308                              uint32_t dimY) const {
309    RsTypeCreateParams p;
310    memset(&p, 0, sizeof(p));
311    p.dimX = dimX;
312    p.dimY = dimY;
313    p.dimZ = getDimZ();
314    p.mipmaps = getDimLOD();
315    p.faces = getDimFaces();
316    p.yuv = getDimYuv();
317    return getTypeRef(rsc, mElement.get(), &p, sizeof(p));
318}
319
320
321void Type::incRefs(const void *ptr, size_t ct, size_t startOff) const {
322    const uint8_t *p = static_cast<const uint8_t *>(ptr);
323    const Element *e = mHal.state.element;
324    uint32_t stride = e->getSizeBytes();
325
326    p += stride * startOff;
327    while (ct > 0) {
328        e->incRefs(p);
329        ct--;
330        p += stride;
331    }
332}
333
334
335void Type::decRefs(const void *ptr, size_t ct, size_t startOff) const {
336    if (!mHal.state.element->getHasReferences()) {
337        return;
338    }
339    const uint8_t *p = static_cast<const uint8_t *>(ptr);
340    const Element *e = mHal.state.element;
341    uint32_t stride = e->getSizeBytes();
342
343    p += stride * startOff;
344    while (ct > 0) {
345        e->decRefs(p);
346        ct--;
347        p += stride;
348    }
349}
350
351void Type::callUpdateCacheObject(const Context *rsc, void *dstObj) const {
352    if (rsc->mHal.funcs.type.updateCachedObject != nullptr) {
353        rsc->mHal.funcs.type.updateCachedObject(rsc, this, (rs_type *)dstObj);
354    } else {
355        *((const void **)dstObj) = this;
356    }
357}
358
359//////////////////////////////////////////////////
360//
361
362RsType rsi_TypeCreate(Context *rsc, RsElement _e, uint32_t dimX,
363                     uint32_t dimY, uint32_t dimZ, bool mipmaps, bool faces, uint32_t yuv) {
364    Element *e = static_cast<Element *>(_e);
365
366    RsTypeCreateParams p;
367    memset(&p, 0, sizeof(p));
368    p.dimX = dimX;
369    p.dimY = dimY;
370    p.dimZ = dimZ;
371    p.mipmaps = mipmaps;
372    p.faces = faces;
373    p.yuv = yuv;
374    return Type::getType(rsc, e, &p, sizeof(p));
375}
376
377RsType rsi_TypeCreate2(Context *rsc, const RsTypeCreateParams *p, size_t len) {
378    Element *e = static_cast<Element *>(p->e);
379    return Type::getType(rsc, e, p, len);
380}
381
382} // namespace renderscript
383} // namespace android
384