rsdAllocation.cpp revision f22c8ace148b69847aaf5ad1829e9ec95a44df6c 
1/*
2 * Copyright (C) 2011-2012 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
18#include "rsdCore.h"
19#include "rsdBcc.h"
20#include "rsdRuntime.h"
21#include "rsdAllocation.h"
22#include "rsdFrameBufferObj.h"
23
24#include "rsAllocation.h"
25
26#include "system/window.h"
27#include "hardware/gralloc.h"
28#include "ui/Rect.h"
29#include "ui/GraphicBufferMapper.h"
30#include "gui/SurfaceTexture.h"
31
32#include <GLES/gl.h>
33#include <GLES2/gl2.h>
34#include <GLES/glext.h>
35
36using namespace android;
37using namespace android::renderscript;
38
39
40
41const static GLenum gFaceOrder[] = {
42    GL_TEXTURE_CUBE_MAP_POSITIVE_X,
43    GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
44    GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
45    GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
46    GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
47    GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
48};
49
50
51GLenum rsdTypeToGLType(RsDataType t) {
52    switch (t) {
53    case RS_TYPE_UNSIGNED_5_6_5:    return GL_UNSIGNED_SHORT_5_6_5;
54    case RS_TYPE_UNSIGNED_5_5_5_1:  return GL_UNSIGNED_SHORT_5_5_5_1;
55    case RS_TYPE_UNSIGNED_4_4_4_4:  return GL_UNSIGNED_SHORT_4_4_4_4;
56
57    //case RS_TYPE_FLOAT_16:      return GL_HALF_FLOAT;
58    case RS_TYPE_FLOAT_32:      return GL_FLOAT;
59    case RS_TYPE_UNSIGNED_8:    return GL_UNSIGNED_BYTE;
60    case RS_TYPE_UNSIGNED_16:   return GL_UNSIGNED_SHORT;
61    case RS_TYPE_SIGNED_8:      return GL_BYTE;
62    case RS_TYPE_SIGNED_16:     return GL_SHORT;
63    default:    break;
64    }
65    return 0;
66}
67
68GLenum rsdKindToGLFormat(RsDataKind k) {
69    switch (k) {
70    case RS_KIND_PIXEL_L: return GL_LUMINANCE;
71    case RS_KIND_PIXEL_A: return GL_ALPHA;
72    case RS_KIND_PIXEL_LA: return GL_LUMINANCE_ALPHA;
73    case RS_KIND_PIXEL_RGB: return GL_RGB;
74    case RS_KIND_PIXEL_RGBA: return GL_RGBA;
75    case RS_KIND_PIXEL_DEPTH: return GL_DEPTH_COMPONENT16;
76    default: break;
77    }
78    return 0;
79}
80
81
82static void Update2DTexture(const Context *rsc, const Allocation *alloc, const void *ptr,
83                            uint32_t xoff, uint32_t yoff, uint32_t lod,
84                            RsAllocationCubemapFace face, uint32_t w, uint32_t h) {
85    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
86
87    rsAssert(drv->textureID);
88    RSD_CALL_GL(glBindTexture, drv->glTarget, drv->textureID);
89    RSD_CALL_GL(glPixelStorei, GL_UNPACK_ALIGNMENT, 1);
90    GLenum t = GL_TEXTURE_2D;
91    if (alloc->mHal.state.hasFaces) {
92        t = gFaceOrder[face];
93    }
94    RSD_CALL_GL(glTexSubImage2D, t, lod, xoff, yoff, w, h, drv->glFormat, drv->glType, ptr);
95}
96
97
98static void Upload2DTexture(const Context *rsc, const Allocation *alloc, bool isFirstUpload) {
99    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
100
101    RSD_CALL_GL(glBindTexture, drv->glTarget, drv->textureID);
102    RSD_CALL_GL(glPixelStorei, GL_UNPACK_ALIGNMENT, 1);
103
104    uint32_t faceCount = 1;
105    if (alloc->mHal.state.hasFaces) {
106        faceCount = 6;
107    }
108
109    rsdGLCheckError(rsc, "Upload2DTexture 1 ");
110    for (uint32_t face = 0; face < faceCount; face ++) {
111        for (uint32_t lod = 0; lod < alloc->mHal.state.type->getLODCount(); lod++) {
112            const uint8_t *p = (const uint8_t *)drv->mallocPtr;
113            p += alloc->mHal.state.type->getLODFaceOffset(lod, (RsAllocationCubemapFace)face, 0, 0);
114
115            GLenum t = GL_TEXTURE_2D;
116            if (alloc->mHal.state.hasFaces) {
117                t = gFaceOrder[face];
118            }
119
120            if (isFirstUpload) {
121                RSD_CALL_GL(glTexImage2D, t, lod, drv->glFormat,
122                             alloc->mHal.state.type->getLODDimX(lod),
123                             alloc->mHal.state.type->getLODDimY(lod),
124                             0, drv->glFormat, drv->glType, p);
125            } else {
126                RSD_CALL_GL(glTexSubImage2D, t, lod, 0, 0,
127                                alloc->mHal.state.type->getLODDimX(lod),
128                                alloc->mHal.state.type->getLODDimY(lod),
129                                drv->glFormat, drv->glType, p);
130            }
131        }
132    }
133
134    if (alloc->mHal.state.mipmapControl == RS_ALLOCATION_MIPMAP_ON_SYNC_TO_TEXTURE) {
135        RSD_CALL_GL(glGenerateMipmap, drv->glTarget);
136    }
137    rsdGLCheckError(rsc, "Upload2DTexture");
138}
139
140static void UploadToTexture(const Context *rsc, const Allocation *alloc) {
141    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
142
143    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_INPUT) {
144        if (!drv->textureID) {
145            RSD_CALL_GL(glGenTextures, 1, &drv->textureID);
146        }
147        return;
148    }
149
150    if (!drv->glType || !drv->glFormat) {
151        return;
152    }
153
154    if (!alloc->getPtr()) {
155        return;
156    }
157
158    bool isFirstUpload = false;
159
160    if (!drv->textureID) {
161        RSD_CALL_GL(glGenTextures, 1, &drv->textureID);
162        isFirstUpload = true;
163    }
164
165    Upload2DTexture(rsc, alloc, isFirstUpload);
166
167    if (!(alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT)) {
168        if (drv->mallocPtr) {
169            free(drv->mallocPtr);
170            drv->mallocPtr = NULL;
171        }
172    }
173    rsdGLCheckError(rsc, "UploadToTexture");
174}
175
176static void AllocateRenderTarget(const Context *rsc, const Allocation *alloc) {
177    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
178
179    if (!drv->glFormat) {
180        return;
181    }
182
183    if (!drv->renderTargetID) {
184        RSD_CALL_GL(glGenRenderbuffers, 1, &drv->renderTargetID);
185
186        if (!drv->renderTargetID) {
187            // This should generally not happen
188            ALOGE("allocateRenderTarget failed to gen mRenderTargetID");
189            rsc->dumpDebug();
190            return;
191        }
192        RSD_CALL_GL(glBindRenderbuffer, GL_RENDERBUFFER, drv->renderTargetID);
193        RSD_CALL_GL(glRenderbufferStorage, GL_RENDERBUFFER, drv->glFormat,
194                              alloc->mHal.state.dimensionX, alloc->mHal.state.dimensionY);
195    }
196    rsdGLCheckError(rsc, "AllocateRenderTarget");
197}
198
199static void UploadToBufferObject(const Context *rsc, const Allocation *alloc) {
200    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
201
202    rsAssert(!alloc->mHal.state.type->getDimY());
203    rsAssert(!alloc->mHal.state.type->getDimZ());
204
205    //alloc->mHal.state.usageFlags |= RS_ALLOCATION_USAGE_GRAPHICS_VERTEX;
206
207    if (!drv->bufferID) {
208        RSD_CALL_GL(glGenBuffers, 1, &drv->bufferID);
209    }
210    if (!drv->bufferID) {
211        ALOGE("Upload to buffer object failed");
212        drv->uploadDeferred = true;
213        return;
214    }
215    RSD_CALL_GL(glBindBuffer, drv->glTarget, drv->bufferID);
216    RSD_CALL_GL(glBufferData, drv->glTarget, alloc->mHal.state.type->getSizeBytes(),
217                 drv->mallocPtr, GL_DYNAMIC_DRAW);
218    RSD_CALL_GL(glBindBuffer, drv->glTarget, 0);
219    rsdGLCheckError(rsc, "UploadToBufferObject");
220}
221
222bool rsdAllocationInit(const Context *rsc, Allocation *alloc, bool forceZero) {
223    DrvAllocation *drv = (DrvAllocation *)calloc(1, sizeof(DrvAllocation));
224    if (!drv) {
225        return false;
226    }
227
228    void * ptr = alloc->mHal.state.usrPtr;
229    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_OUTPUT) {
230    } else {
231        ptr = malloc(alloc->mHal.state.type->getSizeBytes());
232        if (!ptr) {
233            free(drv);
234            return false;
235        }
236    }
237
238    drv->glTarget = GL_NONE;
239    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) {
240        if (alloc->mHal.state.hasFaces) {
241            drv->glTarget = GL_TEXTURE_CUBE_MAP;
242        } else {
243            drv->glTarget = GL_TEXTURE_2D;
244        }
245    } else {
246        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) {
247            drv->glTarget = GL_ARRAY_BUFFER;
248        }
249    }
250
251    drv->glType = rsdTypeToGLType(alloc->mHal.state.type->getElement()->getComponent().getType());
252    drv->glFormat = rsdKindToGLFormat(alloc->mHal.state.type->getElement()->getComponent().getKind());
253
254
255    alloc->mHal.drvState.mallocPtr = ptr;
256    alloc->mHal.drvState.stride = alloc->mHal.state.dimensionX * alloc->mHal.state.elementSizeBytes;
257    drv->mallocPtr = (uint8_t *)ptr;
258    alloc->mHal.drv = drv;
259    if (forceZero && ptr) {
260        memset(ptr, 0, alloc->mHal.state.type->getSizeBytes());
261    }
262
263    if (alloc->mHal.state.usageFlags & ~RS_ALLOCATION_USAGE_SCRIPT) {
264        drv->uploadDeferred = true;
265    }
266
267    drv->width = alloc->getType()->getDimX();
268    drv->height = alloc->getType()->getDimY();
269
270    drv->readBackFBO = NULL;
271
272    return true;
273}
274
275void rsdAllocationDestroy(const Context *rsc, Allocation *alloc) {
276    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
277
278    if (drv->bufferID) {
279        // Causes a SW crash....
280        //ALOGV(" mBufferID %i", mBufferID);
281        //glDeleteBuffers(1, &mBufferID);
282        //mBufferID = 0;
283    }
284    if (drv->textureID) {
285        RSD_CALL_GL(glDeleteTextures, 1, &drv->textureID);
286        drv->textureID = 0;
287    }
288    if (drv->renderTargetID) {
289        RSD_CALL_GL(glDeleteRenderbuffers, 1, &drv->renderTargetID);
290        drv->renderTargetID = 0;
291    }
292
293    if (drv->mallocPtr && !alloc->mHal.state.usrPtr) {
294        free(drv->mallocPtr);
295        drv->mallocPtr = NULL;
296    }
297    if (drv->readBackFBO != NULL) {
298        delete drv->readBackFBO;
299        drv->readBackFBO = NULL;
300    }
301    free(drv);
302    alloc->mHal.drv = NULL;
303}
304
305void rsdAllocationResize(const Context *rsc, const Allocation *alloc,
306                         const Type *newType, bool zeroNew) {
307    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
308
309    drv->mallocPtr = (uint8_t *)realloc(drv->mallocPtr, newType->getSizeBytes());
310
311    // fixme
312    ((Allocation *)alloc)->mHal.drvState.mallocPtr = drv->mallocPtr;
313
314    const uint32_t oldDimX = alloc->mHal.state.dimensionX;
315    const uint32_t dimX = newType->getDimX();
316
317    if (dimX > oldDimX) {
318        const Element *e = alloc->mHal.state.type->getElement();
319        uint32_t stride = e->getSizeBytes();
320        memset(((uint8_t *)drv->mallocPtr) + stride * oldDimX, 0, stride * (dimX - oldDimX));
321    }
322}
323
324static void rsdAllocationSyncFromFBO(const Context *rsc, const Allocation *alloc) {
325    if (!alloc->getIsScript()) {
326        return; // nothing to sync
327    }
328
329    RsdHal *dc = (RsdHal *)rsc->mHal.drv;
330    RsdFrameBufferObj *lastFbo = dc->gl.currentFrameBuffer;
331
332    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
333    if (!drv->textureID && !drv->renderTargetID) {
334        return; // nothing was rendered here yet, so nothing to sync
335    }
336    if (drv->readBackFBO == NULL) {
337        drv->readBackFBO = new RsdFrameBufferObj();
338        drv->readBackFBO->setColorTarget(drv, 0);
339        drv->readBackFBO->setDimensions(alloc->getType()->getDimX(),
340                                        alloc->getType()->getDimY());
341    }
342
343    // Bind the framebuffer object so we can read back from it
344    drv->readBackFBO->setActive(rsc);
345
346    // Do the readback
347    RSD_CALL_GL(glReadPixels, 0, 0, alloc->getType()->getDimX(), alloc->getType()->getDimY(),
348                 drv->glFormat, drv->glType, alloc->getPtr());
349
350    // Revert framebuffer to its original
351    lastFbo->setActive(rsc);
352}
353
354
355void rsdAllocationSyncAll(const Context *rsc, const Allocation *alloc,
356                         RsAllocationUsageType src) {
357    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
358
359    if (src == RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
360        if(!alloc->getIsRenderTarget()) {
361            rsc->setError(RS_ERROR_FATAL_DRIVER,
362                          "Attempting to sync allocation from render target, "
363                          "for non-render target allocation");
364        } else if (alloc->getType()->getElement()->getKind() != RS_KIND_PIXEL_RGBA) {
365            rsc->setError(RS_ERROR_FATAL_DRIVER, "Cannot only sync from RGBA"
366                                                 "render target");
367        } else {
368            rsdAllocationSyncFromFBO(rsc, alloc);
369        }
370        return;
371    }
372
373    rsAssert(src == RS_ALLOCATION_USAGE_SCRIPT);
374
375    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) {
376        UploadToTexture(rsc, alloc);
377    } else {
378        if ((alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) &&
379                ~(alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_OUTPUT)) {
380            AllocateRenderTarget(rsc, alloc);
381        }
382    }
383    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) {
384        UploadToBufferObject(rsc, alloc);
385    }
386
387    drv->uploadDeferred = false;
388}
389
390void rsdAllocationMarkDirty(const Context *rsc, const Allocation *alloc) {
391    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
392    drv->uploadDeferred = true;
393}
394
395int32_t rsdAllocationInitSurfaceTexture(const Context *rsc, const Allocation *alloc) {
396    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
397    UploadToTexture(rsc, alloc);
398    return drv->textureID;
399}
400
401static bool IoGetBuffer(const Context *rsc, Allocation *alloc, ANativeWindow *nw) {
402    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
403
404    int32_t r = nw->dequeueBuffer(nw, &drv->wndBuffer);
405    if (r) {
406        rsc->setError(RS_ERROR_DRIVER, "Error getting next IO output buffer.");
407        return false;
408    }
409
410    // This lock is implicitly released by the queue buffer in IoSend
411    r = nw->lockBuffer(nw, drv->wndBuffer);
412    if (r) {
413        rsc->setError(RS_ERROR_DRIVER, "Error locking next IO output buffer.");
414        return false;
415    }
416
417    // Must lock the whole surface
418    GraphicBufferMapper &mapper = GraphicBufferMapper::get();
419    Rect bounds(drv->wndBuffer->width, drv->wndBuffer->height);
420
421    void *dst = NULL;
422    mapper.lock(drv->wndBuffer->handle,
423            GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_OFTEN,
424            bounds, &dst);
425    alloc->mHal.drvState.mallocPtr = dst;
426    alloc->mHal.drvState.stride = drv->wndBuffer->stride * alloc->mHal.state.elementSizeBytes;
427
428    return true;
429}
430
431void rsdAllocationSetSurfaceTexture(const Context *rsc, Allocation *alloc, ANativeWindow *nw) {
432    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
433
434    //ALOGE("rsdAllocationSetSurfaceTexture %p  %p", alloc, nw);
435
436    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
437        //TODO finish support for render target + script
438        drv->wnd = nw;
439        return;
440    }
441
442
443    // Cleanup old surface if there is one.
444    if (alloc->mHal.state.wndSurface) {
445        ANativeWindow *old = alloc->mHal.state.wndSurface;
446        GraphicBufferMapper &mapper = GraphicBufferMapper::get();
447        mapper.unlock(drv->wndBuffer->handle);
448        old->queueBuffer(old, drv->wndBuffer);
449    }
450
451    if (nw != NULL) {
452        int32_t r;
453        uint32_t flags = 0;
454        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) {
455            flags |= GRALLOC_USAGE_SW_READ_RARELY | GRALLOC_USAGE_SW_WRITE_OFTEN;
456        }
457        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
458            flags |= GRALLOC_USAGE_HW_RENDER;
459        }
460
461        r = native_window_set_usage(nw, flags);
462        if (r) {
463            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer usage.");
464            return;
465        }
466
467        r = native_window_set_buffers_dimensions(nw, alloc->mHal.state.dimensionX,
468                                                 alloc->mHal.state.dimensionY);
469        if (r) {
470            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer dimensions.");
471            return;
472        }
473
474        r = native_window_set_buffer_count(nw, 3);
475        if (r) {
476            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer count.");
477            return;
478        }
479
480        IoGetBuffer(rsc, alloc, nw);
481    }
482}
483
484void rsdAllocationIoSend(const Context *rsc, Allocation *alloc) {
485    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
486    ANativeWindow *nw = alloc->mHal.state.wndSurface;
487
488    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
489        RsdHal *dc = (RsdHal *)rsc->mHal.drv;
490        RSD_CALL_GL(eglSwapBuffers, dc->gl.egl.display, dc->gl.egl.surface);
491        return;
492    }
493
494    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) {
495        GraphicBufferMapper &mapper = GraphicBufferMapper::get();
496        mapper.unlock(drv->wndBuffer->handle);
497        int32_t r = nw->queueBuffer(nw, drv->wndBuffer);
498        if (r) {
499            rsc->setError(RS_ERROR_DRIVER, "Error sending IO output buffer.");
500            return;
501        }
502
503        IoGetBuffer(rsc, alloc, nw);
504    }
505}
506
507void rsdAllocationIoReceive(const Context *rsc, Allocation *alloc) {
508    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
509    alloc->mHal.state.surfaceTexture->updateTexImage();
510}
511
512
513void rsdAllocationData1D(const Context *rsc, const Allocation *alloc,
514                         uint32_t xoff, uint32_t lod, uint32_t count,
515                         const void *data, size_t sizeBytes) {
516    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
517
518    const uint32_t eSize = alloc->mHal.state.type->getElementSizeBytes();
519    uint8_t * ptr = drv->mallocPtr;
520    ptr += eSize * xoff;
521    uint32_t size = count * eSize;
522
523    if (alloc->mHal.state.hasReferences) {
524        alloc->incRefs(data, count);
525        alloc->decRefs(ptr, count);
526    }
527
528    memcpy(ptr, data, size);
529    drv->uploadDeferred = true;
530}
531
532void rsdAllocationData2D(const Context *rsc, const Allocation *alloc,
533                         uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
534                         uint32_t w, uint32_t h, const void *data, size_t sizeBytes) {
535    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
536
537    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
538    uint32_t lineSize = eSize * w;
539
540    if (drv->mallocPtr) {
541        const uint8_t *src = static_cast<const uint8_t *>(data);
542        uint8_t *dst = drv->mallocPtr;
543        dst += alloc->mHal.state.type->getLODFaceOffset(lod, face, xoff, yoff);
544
545        for (uint32_t line=yoff; line < (yoff+h); line++) {
546            if (alloc->mHal.state.hasReferences) {
547                alloc->incRefs(src, w);
548                alloc->decRefs(dst, w);
549            }
550            memcpy(dst, src, lineSize);
551            src += lineSize;
552            dst += alloc->mHal.drvState.stride;
553        }
554        drv->uploadDeferred = true;
555    } else {
556        Update2DTexture(rsc, alloc, data, xoff, yoff, lod, face, w, h);
557    }
558}
559
560void rsdAllocationData3D(const Context *rsc, const Allocation *alloc,
561                         uint32_t xoff, uint32_t yoff, uint32_t zoff,
562                         uint32_t lod, RsAllocationCubemapFace face,
563                         uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
564
565}
566
567void rsdAllocationData1D_alloc(const android::renderscript::Context *rsc,
568                               const android::renderscript::Allocation *dstAlloc,
569                               uint32_t dstXoff, uint32_t dstLod, uint32_t count,
570                               const android::renderscript::Allocation *srcAlloc,
571                               uint32_t srcXoff, uint32_t srcLod) {
572}
573
574uint8_t *getOffsetPtr(const android::renderscript::Allocation *alloc,
575                      uint32_t xoff, uint32_t yoff, uint32_t lod,
576                      RsAllocationCubemapFace face) {
577    uint8_t *ptr = static_cast<uint8_t *>(alloc->getPtr());
578    ptr += alloc->getType()->getLODOffset(lod, xoff, yoff);
579
580    if (face != 0) {
581        uint32_t totalSizeBytes = alloc->getType()->getSizeBytes();
582        uint32_t faceOffset = totalSizeBytes / 6;
583        ptr += faceOffset * (uint32_t)face;
584    }
585    return ptr;
586}
587
588
589void rsdAllocationData2D_alloc_script(const android::renderscript::Context *rsc,
590                                      const android::renderscript::Allocation *dstAlloc,
591                                      uint32_t dstXoff, uint32_t dstYoff, uint32_t dstLod,
592                                      RsAllocationCubemapFace dstFace, uint32_t w, uint32_t h,
593                                      const android::renderscript::Allocation *srcAlloc,
594                                      uint32_t srcXoff, uint32_t srcYoff, uint32_t srcLod,
595                                      RsAllocationCubemapFace srcFace) {
596    uint32_t elementSize = dstAlloc->getType()->getElementSizeBytes();
597    for (uint32_t i = 0; i < h; i ++) {
598        uint8_t *dstPtr = getOffsetPtr(dstAlloc, dstXoff, dstYoff + i, dstLod, dstFace);
599        uint8_t *srcPtr = getOffsetPtr(srcAlloc, srcXoff, srcYoff + i, srcLod, srcFace);
600        memcpy(dstPtr, srcPtr, w * elementSize);
601
602        //ALOGE("COPIED dstXoff(%u), dstYoff(%u), dstLod(%u), dstFace(%u), w(%u), h(%u), srcXoff(%u), srcYoff(%u), srcLod(%u), srcFace(%u)",
603        //     dstXoff, dstYoff, dstLod, dstFace, w, h, srcXoff, srcYoff, srcLod, srcFace);
604    }
605}
606
607void rsdAllocationData2D_alloc(const android::renderscript::Context *rsc,
608                               const android::renderscript::Allocation *dstAlloc,
609                               uint32_t dstXoff, uint32_t dstYoff, uint32_t dstLod,
610                               RsAllocationCubemapFace dstFace, uint32_t w, uint32_t h,
611                               const android::renderscript::Allocation *srcAlloc,
612                               uint32_t srcXoff, uint32_t srcYoff, uint32_t srcLod,
613                               RsAllocationCubemapFace srcFace) {
614    if (!dstAlloc->getIsScript() && !srcAlloc->getIsScript()) {
615        rsc->setError(RS_ERROR_FATAL_DRIVER, "Non-script allocation copies not "
616                                             "yet implemented.");
617        return;
618    }
619    rsdAllocationData2D_alloc_script(rsc, dstAlloc, dstXoff, dstYoff,
620                                     dstLod, dstFace, w, h, srcAlloc,
621                                     srcXoff, srcYoff, srcLod, srcFace);
622}
623
624void rsdAllocationData3D_alloc(const android::renderscript::Context *rsc,
625                               const android::renderscript::Allocation *dstAlloc,
626                               uint32_t dstXoff, uint32_t dstYoff, uint32_t dstZoff,
627                               uint32_t dstLod, RsAllocationCubemapFace dstFace,
628                               uint32_t w, uint32_t h, uint32_t d,
629                               const android::renderscript::Allocation *srcAlloc,
630                               uint32_t srcXoff, uint32_t srcYoff, uint32_t srcZoff,
631                               uint32_t srcLod, RsAllocationCubemapFace srcFace) {
632}
633
634void rsdAllocationElementData1D(const Context *rsc, const Allocation *alloc,
635                                uint32_t x,
636                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
637    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
638
639    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
640    uint8_t * ptr = drv->mallocPtr;
641    ptr += eSize * x;
642
643    const Element * e = alloc->mHal.state.type->getElement()->getField(cIdx);
644    ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
645
646    if (alloc->mHal.state.hasReferences) {
647        e->incRefs(data);
648        e->decRefs(ptr);
649    }
650
651    memcpy(ptr, data, sizeBytes);
652    drv->uploadDeferred = true;
653}
654
655void rsdAllocationElementData2D(const Context *rsc, const Allocation *alloc,
656                                uint32_t x, uint32_t y,
657                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
658    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
659
660    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
661    uint8_t * ptr = drv->mallocPtr;
662    ptr += (eSize * x) + (y * alloc->mHal.drvState.stride);
663
664    const Element * e = alloc->mHal.state.type->getElement()->getField(cIdx);
665    ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
666
667    if (alloc->mHal.state.hasReferences) {
668        e->incRefs(data);
669        e->decRefs(ptr);
670    }
671
672    memcpy(ptr, data, sizeBytes);
673    drv->uploadDeferred = true;
674}
675
676
677