rsdAllocation.cpp revision cd919a177f2b25af1b304dd4d79f0a768fed342f 
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 *)alloc->mHal.drvState.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 (alloc->mHal.drvState.mallocPtr) {
169            free(alloc->mHal.drvState.mallocPtr);
170            alloc->mHal.drvState.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                 alloc->mHal.drvState.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 = NULL;
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    alloc->mHal.drv = drv;
258    if (forceZero && ptr) {
259        memset(ptr, 0, alloc->mHal.state.type->getSizeBytes());
260    }
261
262    if (alloc->mHal.state.usageFlags & ~RS_ALLOCATION_USAGE_SCRIPT) {
263        drv->uploadDeferred = true;
264    }
265
266    drv->width = alloc->getType()->getDimX();
267    drv->height = alloc->getType()->getDimY();
268
269    drv->readBackFBO = NULL;
270
271    return true;
272}
273
274void rsdAllocationDestroy(const Context *rsc, Allocation *alloc) {
275    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
276
277    if (drv->bufferID) {
278        // Causes a SW crash....
279        //ALOGV(" mBufferID %i", mBufferID);
280        //glDeleteBuffers(1, &mBufferID);
281        //mBufferID = 0;
282    }
283    if (drv->textureID) {
284        RSD_CALL_GL(glDeleteTextures, 1, &drv->textureID);
285        drv->textureID = 0;
286    }
287    if (drv->renderTargetID) {
288        RSD_CALL_GL(glDeleteRenderbuffers, 1, &drv->renderTargetID);
289        drv->renderTargetID = 0;
290    }
291
292    if (alloc->mHal.drvState.mallocPtr) {
293        free(alloc->mHal.drvState.mallocPtr);
294        alloc->mHal.drvState.mallocPtr = NULL;
295    }
296    if (drv->readBackFBO != NULL) {
297        delete drv->readBackFBO;
298        drv->readBackFBO = NULL;
299    }
300    free(drv);
301    alloc->mHal.drv = NULL;
302}
303
304void rsdAllocationResize(const Context *rsc, const Allocation *alloc,
305                         const Type *newType, bool zeroNew) {
306    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
307
308    alloc->mHal.drvState.mallocPtr = (uint8_t *)realloc(
309            alloc->mHal.drvState.mallocPtr, newType->getSizeBytes());
310
311    const uint32_t oldDimX = alloc->mHal.state.dimensionX;
312    const uint32_t dimX = newType->getDimX();
313
314    if (dimX > oldDimX) {
315        const Element *e = alloc->mHal.state.type->getElement();
316        uint32_t stride = e->getSizeBytes();
317        memset(((uint8_t *)alloc->mHal.drvState.mallocPtr) + stride * oldDimX,
318                 0, stride * (dimX - oldDimX));
319    }
320}
321
322static void rsdAllocationSyncFromFBO(const Context *rsc, const Allocation *alloc) {
323    if (!alloc->getIsScript()) {
324        return; // nothing to sync
325    }
326
327    RsdHal *dc = (RsdHal *)rsc->mHal.drv;
328    RsdFrameBufferObj *lastFbo = dc->gl.currentFrameBuffer;
329
330    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
331    if (!drv->textureID && !drv->renderTargetID) {
332        return; // nothing was rendered here yet, so nothing to sync
333    }
334    if (drv->readBackFBO == NULL) {
335        drv->readBackFBO = new RsdFrameBufferObj();
336        drv->readBackFBO->setColorTarget(drv, 0);
337        drv->readBackFBO->setDimensions(alloc->getType()->getDimX(),
338                                        alloc->getType()->getDimY());
339    }
340
341    // Bind the framebuffer object so we can read back from it
342    drv->readBackFBO->setActive(rsc);
343
344    // Do the readback
345    RSD_CALL_GL(glReadPixels, 0, 0, alloc->getType()->getDimX(), alloc->getType()->getDimY(),
346                 drv->glFormat, drv->glType, alloc->getPtr());
347
348    // Revert framebuffer to its original
349    lastFbo->setActive(rsc);
350}
351
352
353void rsdAllocationSyncAll(const Context *rsc, const Allocation *alloc,
354                         RsAllocationUsageType src) {
355    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
356
357    if (src == RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
358        if(!alloc->getIsRenderTarget()) {
359            rsc->setError(RS_ERROR_FATAL_DRIVER,
360                          "Attempting to sync allocation from render target, "
361                          "for non-render target allocation");
362        } else if (alloc->getType()->getElement()->getKind() != RS_KIND_PIXEL_RGBA) {
363            rsc->setError(RS_ERROR_FATAL_DRIVER, "Cannot only sync from RGBA"
364                                                 "render target");
365        } else {
366            rsdAllocationSyncFromFBO(rsc, alloc);
367        }
368        return;
369    }
370
371    rsAssert(src == RS_ALLOCATION_USAGE_SCRIPT);
372
373    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) {
374        UploadToTexture(rsc, alloc);
375    } else {
376        if ((alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) &&
377            !(alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_OUTPUT)) {
378            AllocateRenderTarget(rsc, alloc);
379        }
380    }
381    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) {
382        UploadToBufferObject(rsc, alloc);
383    }
384
385    drv->uploadDeferred = false;
386}
387
388void rsdAllocationMarkDirty(const Context *rsc, const Allocation *alloc) {
389    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
390    drv->uploadDeferred = true;
391}
392
393int32_t rsdAllocationInitSurfaceTexture(const Context *rsc, const Allocation *alloc) {
394    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
395    UploadToTexture(rsc, alloc);
396    return drv->textureID;
397}
398
399static bool IoGetBuffer(const Context *rsc, Allocation *alloc, ANativeWindow *nw) {
400    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
401
402    int32_t r = native_window_dequeue_buffer_and_wait(nw, &drv->wndBuffer);
403    if (r) {
404        rsc->setError(RS_ERROR_DRIVER, "Error getting next IO output buffer.");
405        return false;
406    }
407
408    // Must lock the whole surface
409    GraphicBufferMapper &mapper = GraphicBufferMapper::get();
410    Rect bounds(drv->wndBuffer->width, drv->wndBuffer->height);
411
412    void *dst = NULL;
413    mapper.lock(drv->wndBuffer->handle,
414            GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_OFTEN,
415            bounds, &dst);
416    alloc->mHal.drvState.mallocPtr = dst;
417    alloc->mHal.drvState.stride = drv->wndBuffer->stride * alloc->mHal.state.elementSizeBytes;
418
419    return true;
420}
421
422void rsdAllocationSetSurfaceTexture(const Context *rsc, Allocation *alloc, ANativeWindow *nw) {
423    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
424
425    //ALOGE("rsdAllocationSetSurfaceTexture %p  %p", alloc, nw);
426
427    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
428        //TODO finish support for render target + script
429        drv->wnd = nw;
430        return;
431    }
432
433
434    // Cleanup old surface if there is one.
435    if (alloc->mHal.state.wndSurface) {
436        ANativeWindow *old = alloc->mHal.state.wndSurface;
437        GraphicBufferMapper &mapper = GraphicBufferMapper::get();
438        mapper.unlock(drv->wndBuffer->handle);
439        old->queueBuffer(old, drv->wndBuffer, -1);
440    }
441
442    if (nw != NULL) {
443        int32_t r;
444        uint32_t flags = 0;
445        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) {
446            flags |= GRALLOC_USAGE_SW_READ_RARELY | GRALLOC_USAGE_SW_WRITE_OFTEN;
447        }
448        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
449            flags |= GRALLOC_USAGE_HW_RENDER;
450        }
451
452        r = native_window_set_usage(nw, flags);
453        if (r) {
454            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer usage.");
455            return;
456        }
457
458        r = native_window_set_buffers_dimensions(nw, alloc->mHal.state.dimensionX,
459                                                 alloc->mHal.state.dimensionY);
460        if (r) {
461            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer dimensions.");
462            return;
463        }
464
465        r = native_window_set_buffer_count(nw, 3);
466        if (r) {
467            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer count.");
468            return;
469        }
470
471        IoGetBuffer(rsc, alloc, nw);
472    }
473}
474
475void rsdAllocationIoSend(const Context *rsc, Allocation *alloc) {
476    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
477    ANativeWindow *nw = alloc->mHal.state.wndSurface;
478
479    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
480        RsdHal *dc = (RsdHal *)rsc->mHal.drv;
481        RSD_CALL_GL(eglSwapBuffers, dc->gl.egl.display, dc->gl.egl.surface);
482        return;
483    }
484
485    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) {
486        GraphicBufferMapper &mapper = GraphicBufferMapper::get();
487        mapper.unlock(drv->wndBuffer->handle);
488        int32_t r = nw->queueBuffer(nw, drv->wndBuffer, -1);
489        if (r) {
490            rsc->setError(RS_ERROR_DRIVER, "Error sending IO output buffer.");
491            return;
492        }
493
494        IoGetBuffer(rsc, alloc, nw);
495    }
496}
497
498void rsdAllocationIoReceive(const Context *rsc, Allocation *alloc) {
499    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
500    alloc->mHal.state.surfaceTexture->updateTexImage();
501}
502
503
504void rsdAllocationData1D(const Context *rsc, const Allocation *alloc,
505                         uint32_t xoff, uint32_t lod, uint32_t count,
506                         const void *data, size_t sizeBytes) {
507    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
508
509    const uint32_t eSize = alloc->mHal.state.type->getElementSizeBytes();
510    uint8_t * ptr = (uint8_t *)alloc->mHal.drvState.mallocPtr;
511    ptr += eSize * xoff;
512    uint32_t size = count * eSize;
513
514    if (alloc->mHal.state.hasReferences) {
515        alloc->incRefs(data, count);
516        alloc->decRefs(ptr, count);
517    }
518
519    memcpy(ptr, data, size);
520    drv->uploadDeferred = true;
521}
522
523void rsdAllocationData2D(const Context *rsc, const Allocation *alloc,
524                         uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
525                         uint32_t w, uint32_t h, const void *data, size_t sizeBytes) {
526    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
527
528    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
529    uint32_t lineSize = eSize * w;
530
531    if (alloc->mHal.drvState.mallocPtr) {
532        const uint8_t *src = static_cast<const uint8_t *>(data);
533        uint8_t *dst = (uint8_t *)alloc->mHal.drvState.mallocPtr;
534        dst += alloc->mHal.state.type->getLODFaceOffset(lod, face, xoff, yoff);
535
536        for (uint32_t line=yoff; line < (yoff+h); line++) {
537            if (alloc->mHal.state.hasReferences) {
538                alloc->incRefs(src, w);
539                alloc->decRefs(dst, w);
540            }
541            memcpy(dst, src, lineSize);
542            src += lineSize;
543            dst += alloc->mHal.drvState.stride;
544        }
545        drv->uploadDeferred = true;
546    } else {
547        Update2DTexture(rsc, alloc, data, xoff, yoff, lod, face, w, h);
548    }
549}
550
551void rsdAllocationData3D(const Context *rsc, const Allocation *alloc,
552                         uint32_t xoff, uint32_t yoff, uint32_t zoff,
553                         uint32_t lod, RsAllocationCubemapFace face,
554                         uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
555
556}
557
558void rsdAllocationData1D_alloc(const android::renderscript::Context *rsc,
559                               const android::renderscript::Allocation *dstAlloc,
560                               uint32_t dstXoff, uint32_t dstLod, uint32_t count,
561                               const android::renderscript::Allocation *srcAlloc,
562                               uint32_t srcXoff, uint32_t srcLod) {
563}
564
565uint8_t *getOffsetPtr(const android::renderscript::Allocation *alloc,
566                      uint32_t xoff, uint32_t yoff, uint32_t lod,
567                      RsAllocationCubemapFace face) {
568    uint8_t *ptr = static_cast<uint8_t *>(alloc->getPtr());
569    ptr += alloc->getType()->getLODOffset(lod, xoff, yoff);
570
571    if (face != 0) {
572        uint32_t totalSizeBytes = alloc->getType()->getSizeBytes();
573        uint32_t faceOffset = totalSizeBytes / 6;
574        ptr += faceOffset * (uint32_t)face;
575    }
576    return ptr;
577}
578
579
580void rsdAllocationData2D_alloc_script(const android::renderscript::Context *rsc,
581                                      const android::renderscript::Allocation *dstAlloc,
582                                      uint32_t dstXoff, uint32_t dstYoff, uint32_t dstLod,
583                                      RsAllocationCubemapFace dstFace, uint32_t w, uint32_t h,
584                                      const android::renderscript::Allocation *srcAlloc,
585                                      uint32_t srcXoff, uint32_t srcYoff, uint32_t srcLod,
586                                      RsAllocationCubemapFace srcFace) {
587    uint32_t elementSize = dstAlloc->getType()->getElementSizeBytes();
588    for (uint32_t i = 0; i < h; i ++) {
589        uint8_t *dstPtr = getOffsetPtr(dstAlloc, dstXoff, dstYoff + i, dstLod, dstFace);
590        uint8_t *srcPtr = getOffsetPtr(srcAlloc, srcXoff, srcYoff + i, srcLod, srcFace);
591        memcpy(dstPtr, srcPtr, w * elementSize);
592
593        //ALOGE("COPIED dstXoff(%u), dstYoff(%u), dstLod(%u), dstFace(%u), w(%u), h(%u), srcXoff(%u), srcYoff(%u), srcLod(%u), srcFace(%u)",
594        //     dstXoff, dstYoff, dstLod, dstFace, w, h, srcXoff, srcYoff, srcLod, srcFace);
595    }
596}
597
598void rsdAllocationData2D_alloc(const android::renderscript::Context *rsc,
599                               const android::renderscript::Allocation *dstAlloc,
600                               uint32_t dstXoff, uint32_t dstYoff, uint32_t dstLod,
601                               RsAllocationCubemapFace dstFace, uint32_t w, uint32_t h,
602                               const android::renderscript::Allocation *srcAlloc,
603                               uint32_t srcXoff, uint32_t srcYoff, uint32_t srcLod,
604                               RsAllocationCubemapFace srcFace) {
605    if (!dstAlloc->getIsScript() && !srcAlloc->getIsScript()) {
606        rsc->setError(RS_ERROR_FATAL_DRIVER, "Non-script allocation copies not "
607                                             "yet implemented.");
608        return;
609    }
610    rsdAllocationData2D_alloc_script(rsc, dstAlloc, dstXoff, dstYoff,
611                                     dstLod, dstFace, w, h, srcAlloc,
612                                     srcXoff, srcYoff, srcLod, srcFace);
613}
614
615void rsdAllocationData3D_alloc(const android::renderscript::Context *rsc,
616                               const android::renderscript::Allocation *dstAlloc,
617                               uint32_t dstXoff, uint32_t dstYoff, uint32_t dstZoff,
618                               uint32_t dstLod, RsAllocationCubemapFace dstFace,
619                               uint32_t w, uint32_t h, uint32_t d,
620                               const android::renderscript::Allocation *srcAlloc,
621                               uint32_t srcXoff, uint32_t srcYoff, uint32_t srcZoff,
622                               uint32_t srcLod, RsAllocationCubemapFace srcFace) {
623}
624
625void rsdAllocationElementData1D(const Context *rsc, const Allocation *alloc,
626                                uint32_t x,
627                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
628    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
629
630    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
631    uint8_t * ptr = (uint8_t *)alloc->mHal.drvState.mallocPtr;
632    ptr += eSize * x;
633
634    const Element * e = alloc->mHal.state.type->getElement()->getField(cIdx);
635    ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
636
637    if (alloc->mHal.state.hasReferences) {
638        e->incRefs(data);
639        e->decRefs(ptr);
640    }
641
642    memcpy(ptr, data, sizeBytes);
643    drv->uploadDeferred = true;
644}
645
646void rsdAllocationElementData2D(const Context *rsc, const Allocation *alloc,
647                                uint32_t x, uint32_t y,
648                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
649    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
650
651    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
652    uint8_t * ptr = (uint8_t *)alloc->mHal.drvState.mallocPtr;
653    ptr += (eSize * x) + (y * alloc->mHal.drvState.stride);
654
655    const Element * e = alloc->mHal.state.type->getElement()->getField(cIdx);
656    ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
657
658    if (alloc->mHal.state.hasReferences) {
659        e->incRefs(data);
660        e->decRefs(ptr);
661    }
662
663    memcpy(ptr, data, sizeBytes);
664    drv->uploadDeferred = true;
665}
666
667
668