rsdAllocation.cpp revision 20c535f54fb41348a96af98079ad377d7a310c8a 
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 "rsdAllocation.h"
20#include "rsdFrameBufferObj.h"
21
22#include "rsAllocation.h"
23
24#include "system/window.h"
25#include "hardware/gralloc.h"
26#include "ui/Rect.h"
27#include "ui/GraphicBufferMapper.h"
28#include "gui/SurfaceTexture.h"
29
30#include <GLES/gl.h>
31#include <GLES2/gl2.h>
32#include <GLES/glext.h>
33
34using namespace android;
35using namespace android::renderscript;
36
37
38
39const static GLenum gFaceOrder[] = {
40    GL_TEXTURE_CUBE_MAP_POSITIVE_X,
41    GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
42    GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
43    GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
44    GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
45    GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
46};
47
48
49GLenum rsdTypeToGLType(RsDataType t) {
50    switch (t) {
51    case RS_TYPE_UNSIGNED_5_6_5:    return GL_UNSIGNED_SHORT_5_6_5;
52    case RS_TYPE_UNSIGNED_5_5_5_1:  return GL_UNSIGNED_SHORT_5_5_5_1;
53    case RS_TYPE_UNSIGNED_4_4_4_4:  return GL_UNSIGNED_SHORT_4_4_4_4;
54
55    //case RS_TYPE_FLOAT_16:      return GL_HALF_FLOAT;
56    case RS_TYPE_FLOAT_32:      return GL_FLOAT;
57    case RS_TYPE_UNSIGNED_8:    return GL_UNSIGNED_BYTE;
58    case RS_TYPE_UNSIGNED_16:   return GL_UNSIGNED_SHORT;
59    case RS_TYPE_SIGNED_8:      return GL_BYTE;
60    case RS_TYPE_SIGNED_16:     return GL_SHORT;
61    default:    break;
62    }
63    return 0;
64}
65
66GLenum rsdKindToGLFormat(RsDataKind k) {
67    switch (k) {
68    case RS_KIND_PIXEL_L: return GL_LUMINANCE;
69    case RS_KIND_PIXEL_A: return GL_ALPHA;
70    case RS_KIND_PIXEL_LA: return GL_LUMINANCE_ALPHA;
71    case RS_KIND_PIXEL_RGB: return GL_RGB;
72    case RS_KIND_PIXEL_RGBA: return GL_RGBA;
73    case RS_KIND_PIXEL_DEPTH: return GL_DEPTH_COMPONENT16;
74    default: break;
75    }
76    return 0;
77}
78
79uint8_t *GetOffsetPtr(const android::renderscript::Allocation *alloc,
80                      uint32_t xoff, uint32_t yoff, uint32_t lod,
81                      RsAllocationCubemapFace face) {
82    uint8_t *ptr = (uint8_t *)alloc->mHal.drvState.lod[lod].mallocPtr;
83    ptr += face * alloc->mHal.drvState.faceOffset;
84    ptr += yoff * alloc->mHal.drvState.lod[lod].stride;
85    ptr += xoff * alloc->mHal.state.elementSizeBytes;
86    return ptr;
87}
88
89
90static void Update2DTexture(const Context *rsc, const Allocation *alloc, const void *ptr,
91                            uint32_t xoff, uint32_t yoff, uint32_t lod,
92                            RsAllocationCubemapFace face, uint32_t w, uint32_t h) {
93    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
94
95    rsAssert(drv->textureID);
96    RSD_CALL_GL(glBindTexture, drv->glTarget, drv->textureID);
97    RSD_CALL_GL(glPixelStorei, GL_UNPACK_ALIGNMENT, 1);
98    GLenum t = GL_TEXTURE_2D;
99    if (alloc->mHal.state.hasFaces) {
100        t = gFaceOrder[face];
101    }
102    RSD_CALL_GL(glTexSubImage2D, t, lod, xoff, yoff, w, h, drv->glFormat, drv->glType, ptr);
103}
104
105
106static void Upload2DTexture(const Context *rsc, const Allocation *alloc, bool isFirstUpload) {
107    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
108
109    RSD_CALL_GL(glBindTexture, drv->glTarget, drv->textureID);
110    RSD_CALL_GL(glPixelStorei, GL_UNPACK_ALIGNMENT, 1);
111
112    uint32_t faceCount = 1;
113    if (alloc->mHal.state.hasFaces) {
114        faceCount = 6;
115    }
116
117    rsdGLCheckError(rsc, "Upload2DTexture 1 ");
118    for (uint32_t face = 0; face < faceCount; face ++) {
119        for (uint32_t lod = 0; lod < alloc->mHal.state.type->getLODCount(); lod++) {
120            const uint8_t *p = GetOffsetPtr(alloc, 0, 0, lod, (RsAllocationCubemapFace)face);
121
122            GLenum t = GL_TEXTURE_2D;
123            if (alloc->mHal.state.hasFaces) {
124                t = gFaceOrder[face];
125            }
126
127            if (isFirstUpload) {
128                RSD_CALL_GL(glTexImage2D, t, lod, drv->glFormat,
129                             alloc->mHal.state.type->getLODDimX(lod),
130                             alloc->mHal.state.type->getLODDimY(lod),
131                             0, drv->glFormat, drv->glType, p);
132            } else {
133                RSD_CALL_GL(glTexSubImage2D, t, lod, 0, 0,
134                                alloc->mHal.state.type->getLODDimX(lod),
135                                alloc->mHal.state.type->getLODDimY(lod),
136                                drv->glFormat, drv->glType, p);
137            }
138        }
139    }
140
141    if (alloc->mHal.state.mipmapControl == RS_ALLOCATION_MIPMAP_ON_SYNC_TO_TEXTURE) {
142        RSD_CALL_GL(glGenerateMipmap, drv->glTarget);
143    }
144    rsdGLCheckError(rsc, "Upload2DTexture");
145}
146
147static void UploadToTexture(const Context *rsc, const Allocation *alloc) {
148    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
149
150    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_INPUT) {
151        if (!drv->textureID) {
152            RSD_CALL_GL(glGenTextures, 1, &drv->textureID);
153        }
154        return;
155    }
156
157    if (!drv->glType || !drv->glFormat) {
158        return;
159    }
160
161    if (!alloc->mHal.drvState.lod[0].mallocPtr) {
162        return;
163    }
164
165    bool isFirstUpload = false;
166
167    if (!drv->textureID) {
168        RSD_CALL_GL(glGenTextures, 1, &drv->textureID);
169        isFirstUpload = true;
170    }
171
172    Upload2DTexture(rsc, alloc, isFirstUpload);
173
174    if (!(alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT)) {
175        if (alloc->mHal.drvState.lod[0].mallocPtr) {
176            free(alloc->mHal.drvState.lod[0].mallocPtr);
177            alloc->mHal.drvState.lod[0].mallocPtr = NULL;
178        }
179    }
180    rsdGLCheckError(rsc, "UploadToTexture");
181}
182
183static void AllocateRenderTarget(const Context *rsc, const Allocation *alloc) {
184    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
185
186    if (!drv->glFormat) {
187        return;
188    }
189
190    if (!drv->renderTargetID) {
191        RSD_CALL_GL(glGenRenderbuffers, 1, &drv->renderTargetID);
192
193        if (!drv->renderTargetID) {
194            // This should generally not happen
195            ALOGE("allocateRenderTarget failed to gen mRenderTargetID");
196            rsc->dumpDebug();
197            return;
198        }
199        RSD_CALL_GL(glBindRenderbuffer, GL_RENDERBUFFER, drv->renderTargetID);
200        RSD_CALL_GL(glRenderbufferStorage, GL_RENDERBUFFER, drv->glFormat,
201                              alloc->mHal.state.dimensionX, alloc->mHal.state.dimensionY);
202    }
203    rsdGLCheckError(rsc, "AllocateRenderTarget");
204}
205
206static void UploadToBufferObject(const Context *rsc, const Allocation *alloc) {
207    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
208
209    rsAssert(!alloc->mHal.state.type->getDimY());
210    rsAssert(!alloc->mHal.state.type->getDimZ());
211
212    //alloc->mHal.state.usageFlags |= RS_ALLOCATION_USAGE_GRAPHICS_VERTEX;
213
214    if (!drv->bufferID) {
215        RSD_CALL_GL(glGenBuffers, 1, &drv->bufferID);
216    }
217    if (!drv->bufferID) {
218        ALOGE("Upload to buffer object failed");
219        drv->uploadDeferred = true;
220        return;
221    }
222    RSD_CALL_GL(glBindBuffer, drv->glTarget, drv->bufferID);
223    RSD_CALL_GL(glBufferData, drv->glTarget, alloc->mHal.state.type->getSizeBytes(),
224                 alloc->mHal.drvState.lod[0].mallocPtr, GL_DYNAMIC_DRAW);
225    RSD_CALL_GL(glBindBuffer, drv->glTarget, 0);
226    rsdGLCheckError(rsc, "UploadToBufferObject");
227}
228
229static size_t AllocationBuildPointerTable(const Context *rsc, const Allocation *alloc,
230        const Type *type, uint8_t *ptr) {
231    alloc->mHal.drvState.lod[0].dimX = type->getDimX();
232    alloc->mHal.drvState.lod[0].dimY = type->getDimY();
233    alloc->mHal.drvState.lod[0].mallocPtr = 0;
234    alloc->mHal.drvState.lod[0].stride = alloc->mHal.drvState.lod[0].dimX * type->getElementSizeBytes();
235    alloc->mHal.drvState.lodCount = type->getLODCount();
236    alloc->mHal.drvState.faceCount = type->getDimFaces();
237
238    size_t offsets[Allocation::MAX_LOD];
239    memset(offsets, 0, sizeof(offsets));
240
241    size_t o = alloc->mHal.drvState.lod[0].stride * rsMax(alloc->mHal.drvState.lod[0].dimY, 1u) *
242            rsMax(alloc->mHal.drvState.lod[0].dimZ, 1u);
243    if(alloc->mHal.drvState.lodCount > 1) {
244        uint32_t tx = alloc->mHal.drvState.lod[0].dimX;
245        uint32_t ty = alloc->mHal.drvState.lod[0].dimY;
246        uint32_t tz = alloc->mHal.drvState.lod[0].dimZ;
247        for (uint32_t lod=1; lod < alloc->mHal.drvState.lodCount; lod++) {
248            alloc->mHal.drvState.lod[lod].dimX = tx;
249            alloc->mHal.drvState.lod[lod].dimY = ty;
250            alloc->mHal.drvState.lod[lod].dimZ = tz;
251            alloc->mHal.drvState.lod[lod].stride = tx * type->getElementSizeBytes();
252            offsets[lod] = o;
253            o += alloc->mHal.drvState.lod[lod].stride * rsMax(ty, 1u) * rsMax(tz, 1u);
254            if (tx > 1) tx >>= 1;
255            if (ty > 1) ty >>= 1;
256            if (tz > 1) tz >>= 1;
257        }
258    }
259    alloc->mHal.drvState.faceOffset = o;
260
261    alloc->mHal.drvState.lod[0].mallocPtr = ptr;
262    for (uint32_t lod=1; lod < alloc->mHal.drvState.lodCount; lod++) {
263        alloc->mHal.drvState.lod[lod].mallocPtr = ptr + offsets[lod];
264    }
265
266    size_t allocSize = alloc->mHal.drvState.faceOffset;
267    if(alloc->mHal.drvState.faceCount) {
268        allocSize *= 6;
269    }
270
271    return allocSize;
272}
273
274bool rsdAllocationInit(const Context *rsc, Allocation *alloc, bool forceZero) {
275    DrvAllocation *drv = (DrvAllocation *)calloc(1, sizeof(DrvAllocation));
276    if (!drv) {
277        return false;
278    }
279    alloc->mHal.drv = drv;
280
281    // Calculate the object size.
282    size_t allocSize = AllocationBuildPointerTable(rsc, alloc, alloc->getType(), NULL);
283
284    uint8_t * ptr = NULL;
285    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_OUTPUT) {
286    } else if (alloc->mHal.state.userProvidedPtr != NULL) {
287        // user-provided allocation
288        // limitations: no faces, no LOD, USAGE_SCRIPT only
289        if (alloc->mHal.state.usageFlags != RS_ALLOCATION_USAGE_SCRIPT) {
290            ALOGE("Can't use user-allocated buffers if usage is not USAGE_SCRIPT");
291            return false;
292        }
293        if (alloc->getType()->getDimLOD() || alloc->getType()->getDimFaces()) {
294            ALOGE("User-allocated buffers must not have multiple faces or LODs");
295            return false;
296        }
297        ptr = (uint8_t*)alloc->mHal.state.userProvidedPtr;
298    } else {
299        if (forceZero) {
300            ptr = (uint8_t *)calloc(1, allocSize);
301        } else {
302            ptr = (uint8_t *)malloc(allocSize);
303        }
304        if (!ptr) {
305            free(drv);
306            return false;
307        }
308    }
309    // Build the pointer tables
310    size_t verifySize = AllocationBuildPointerTable(rsc, alloc, alloc->getType(), ptr);
311    if(allocSize != verifySize) {
312        rsAssert(!"Size mismatch");
313    }
314
315    drv->glTarget = GL_NONE;
316    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) {
317        if (alloc->mHal.state.hasFaces) {
318            drv->glTarget = GL_TEXTURE_CUBE_MAP;
319        } else {
320            drv->glTarget = GL_TEXTURE_2D;
321        }
322    } else {
323        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) {
324            drv->glTarget = GL_ARRAY_BUFFER;
325        }
326    }
327
328    drv->glType = rsdTypeToGLType(alloc->mHal.state.type->getElement()->getComponent().getType());
329    drv->glFormat = rsdKindToGLFormat(alloc->mHal.state.type->getElement()->getComponent().getKind());
330
331    if (alloc->mHal.state.usageFlags & ~RS_ALLOCATION_USAGE_SCRIPT) {
332        drv->uploadDeferred = true;
333    }
334
335
336    drv->readBackFBO = NULL;
337
338    return true;
339}
340
341void rsdAllocationDestroy(const Context *rsc, Allocation *alloc) {
342    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
343
344    if (drv->bufferID) {
345        // Causes a SW crash....
346        //ALOGV(" mBufferID %i", mBufferID);
347        //glDeleteBuffers(1, &mBufferID);
348        //mBufferID = 0;
349    }
350    if (drv->textureID) {
351        RSD_CALL_GL(glDeleteTextures, 1, &drv->textureID);
352        drv->textureID = 0;
353    }
354    if (drv->renderTargetID) {
355        RSD_CALL_GL(glDeleteRenderbuffers, 1, &drv->renderTargetID);
356        drv->renderTargetID = 0;
357    }
358
359    if (alloc->mHal.drvState.lod[0].mallocPtr) {
360        // don't free user-allocated ptrs
361        if (!alloc->mHal.state.userProvidedPtr) {
362            free(alloc->mHal.drvState.lod[0].mallocPtr);
363        }
364        alloc->mHal.drvState.lod[0].mallocPtr = NULL;
365    }
366    if (drv->readBackFBO != NULL) {
367        delete drv->readBackFBO;
368        drv->readBackFBO = NULL;
369    }
370    free(drv);
371    alloc->mHal.drv = NULL;
372}
373
374void rsdAllocationResize(const Context *rsc, const Allocation *alloc,
375                         const Type *newType, bool zeroNew) {
376    void * oldPtr = alloc->mHal.drvState.lod[0].mallocPtr;
377    // Calculate the object size
378    size_t s = AllocationBuildPointerTable(rsc, alloc, newType, NULL);
379    uint8_t *ptr = (uint8_t *)realloc(oldPtr, s);
380    // Build the relative pointer tables.
381    size_t verifySize = AllocationBuildPointerTable(rsc, alloc, newType, ptr);
382    if(s != verifySize) {
383        rsAssert(!"Size mismatch");
384    }
385
386    const uint32_t oldDimX = alloc->mHal.state.dimensionX;
387    const uint32_t dimX = newType->getDimX();
388
389    if (dimX > oldDimX) {
390        uint32_t stride = alloc->mHal.state.elementSizeBytes;
391        memset(((uint8_t *)alloc->mHal.drvState.lod[0].mallocPtr) + stride * oldDimX,
392                 0, stride * (dimX - oldDimX));
393    }
394}
395
396static void rsdAllocationSyncFromFBO(const Context *rsc, const Allocation *alloc) {
397    if (!alloc->getIsScript()) {
398        return; // nothing to sync
399    }
400
401    RsdHal *dc = (RsdHal *)rsc->mHal.drv;
402    RsdFrameBufferObj *lastFbo = dc->gl.currentFrameBuffer;
403
404    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
405    if (!drv->textureID && !drv->renderTargetID) {
406        return; // nothing was rendered here yet, so nothing to sync
407    }
408    if (drv->readBackFBO == NULL) {
409        drv->readBackFBO = new RsdFrameBufferObj();
410        drv->readBackFBO->setColorTarget(drv, 0);
411        drv->readBackFBO->setDimensions(alloc->getType()->getDimX(),
412                                        alloc->getType()->getDimY());
413    }
414
415    // Bind the framebuffer object so we can read back from it
416    drv->readBackFBO->setActive(rsc);
417
418    // Do the readback
419    RSD_CALL_GL(glReadPixels, 0, 0, alloc->mHal.drvState.lod[0].dimX,
420                alloc->mHal.drvState.lod[0].dimY,
421                drv->glFormat, drv->glType, alloc->mHal.drvState.lod[0].mallocPtr);
422
423    // Revert framebuffer to its original
424    lastFbo->setActive(rsc);
425}
426
427
428void rsdAllocationSyncAll(const Context *rsc, const Allocation *alloc,
429                         RsAllocationUsageType src) {
430    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
431
432    if (src == RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
433        if(!alloc->getIsRenderTarget()) {
434            rsc->setError(RS_ERROR_FATAL_DRIVER,
435                          "Attempting to sync allocation from render target, "
436                          "for non-render target allocation");
437        } else if (alloc->getType()->getElement()->getKind() != RS_KIND_PIXEL_RGBA) {
438            rsc->setError(RS_ERROR_FATAL_DRIVER, "Cannot only sync from RGBA"
439                                                 "render target");
440        } else {
441            rsdAllocationSyncFromFBO(rsc, alloc);
442        }
443        return;
444    }
445
446    rsAssert(src == RS_ALLOCATION_USAGE_SCRIPT);
447
448    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) {
449        UploadToTexture(rsc, alloc);
450    } else {
451        if ((alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) &&
452            !(alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_IO_OUTPUT)) {
453            AllocateRenderTarget(rsc, alloc);
454        }
455    }
456    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) {
457        UploadToBufferObject(rsc, alloc);
458    }
459
460    drv->uploadDeferred = false;
461}
462
463void rsdAllocationMarkDirty(const Context *rsc, const Allocation *alloc) {
464    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
465    drv->uploadDeferred = true;
466}
467
468int32_t rsdAllocationInitSurfaceTexture(const Context *rsc, const Allocation *alloc) {
469    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
470    UploadToTexture(rsc, alloc);
471    return drv->textureID;
472}
473
474static bool IoGetBuffer(const Context *rsc, Allocation *alloc, ANativeWindow *nw) {
475    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
476
477    int32_t r = native_window_dequeue_buffer_and_wait(nw, &drv->wndBuffer);
478    if (r) {
479        rsc->setError(RS_ERROR_DRIVER, "Error getting next IO output buffer.");
480        return false;
481    }
482
483    // Must lock the whole surface
484    GraphicBufferMapper &mapper = GraphicBufferMapper::get();
485    Rect bounds(drv->wndBuffer->width, drv->wndBuffer->height);
486
487    void *dst = NULL;
488    mapper.lock(drv->wndBuffer->handle,
489            GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_OFTEN,
490            bounds, &dst);
491    alloc->mHal.drvState.lod[0].mallocPtr = dst;
492    alloc->mHal.drvState.lod[0].stride = drv->wndBuffer->stride * alloc->mHal.state.elementSizeBytes;
493
494    return true;
495}
496
497void rsdAllocationSetSurfaceTexture(const Context *rsc, Allocation *alloc, ANativeWindow *nw) {
498    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
499
500    //ALOGE("rsdAllocationSetSurfaceTexture %p  %p", alloc, nw);
501
502    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
503        //TODO finish support for render target + script
504        drv->wnd = nw;
505        return;
506    }
507
508
509    // Cleanup old surface if there is one.
510    if (alloc->mHal.state.wndSurface) {
511        ANativeWindow *old = alloc->mHal.state.wndSurface;
512        GraphicBufferMapper &mapper = GraphicBufferMapper::get();
513        mapper.unlock(drv->wndBuffer->handle);
514        old->queueBuffer(old, drv->wndBuffer, -1);
515    }
516
517    if (nw != NULL) {
518        int32_t r;
519        uint32_t flags = 0;
520        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) {
521            flags |= GRALLOC_USAGE_SW_READ_RARELY | GRALLOC_USAGE_SW_WRITE_OFTEN;
522        }
523        if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
524            flags |= GRALLOC_USAGE_HW_RENDER;
525        }
526
527        r = native_window_set_usage(nw, flags);
528        if (r) {
529            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer usage.");
530            return;
531        }
532
533        r = native_window_set_buffers_dimensions(nw, alloc->mHal.state.dimensionX,
534                                                 alloc->mHal.state.dimensionY);
535        if (r) {
536            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer dimensions.");
537            return;
538        }
539
540        r = native_window_set_buffer_count(nw, 3);
541        if (r) {
542            rsc->setError(RS_ERROR_DRIVER, "Error setting IO output buffer count.");
543            return;
544        }
545
546        IoGetBuffer(rsc, alloc, nw);
547    }
548}
549
550void rsdAllocationIoSend(const Context *rsc, Allocation *alloc) {
551    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
552    ANativeWindow *nw = alloc->mHal.state.wndSurface;
553
554    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) {
555        RsdHal *dc = (RsdHal *)rsc->mHal.drv;
556        RSD_CALL_GL(eglSwapBuffers, dc->gl.egl.display, dc->gl.egl.surface);
557        return;
558    }
559
560    if (alloc->mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) {
561        GraphicBufferMapper &mapper = GraphicBufferMapper::get();
562        mapper.unlock(drv->wndBuffer->handle);
563        int32_t r = nw->queueBuffer(nw, drv->wndBuffer, -1);
564        if (r) {
565            rsc->setError(RS_ERROR_DRIVER, "Error sending IO output buffer.");
566            return;
567        }
568
569        IoGetBuffer(rsc, alloc, nw);
570    }
571}
572
573void rsdAllocationIoReceive(const Context *rsc, Allocation *alloc) {
574    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
575    alloc->mHal.state.surfaceTexture->updateTexImage();
576}
577
578
579void rsdAllocationData1D(const Context *rsc, const Allocation *alloc,
580                         uint32_t xoff, uint32_t lod, uint32_t count,
581                         const void *data, size_t sizeBytes) {
582    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
583
584    const uint32_t eSize = alloc->mHal.state.type->getElementSizeBytes();
585    uint8_t * ptr = GetOffsetPtr(alloc, xoff, 0, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
586    uint32_t size = count * eSize;
587
588    if (ptr != data) {
589        // Skip the copy if we are the same allocation. This can arise from
590        // our Bitmap optimization, where we share the same storage.
591        if (alloc->mHal.state.hasReferences) {
592            alloc->incRefs(data, count);
593            alloc->decRefs(ptr, count);
594        }
595        memcpy(ptr, data, size);
596    }
597    drv->uploadDeferred = true;
598}
599
600void rsdAllocationData2D(const Context *rsc, const Allocation *alloc,
601                         uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
602                         uint32_t w, uint32_t h, const void *data, size_t sizeBytes, size_t stride) {
603    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
604
605    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
606    uint32_t lineSize = eSize * w;
607    if (!stride) {
608        stride = lineSize;
609    }
610
611    if (alloc->mHal.drvState.lod[0].mallocPtr) {
612        const uint8_t *src = static_cast<const uint8_t *>(data);
613        uint8_t *dst = GetOffsetPtr(alloc, xoff, yoff, lod, face);
614        if (dst == src) {
615            // Skip the copy if we are the same allocation. This can arise from
616            // our Bitmap optimization, where we share the same storage.
617            drv->uploadDeferred = true;
618            return;
619        }
620
621        for (uint32_t line=yoff; line < (yoff+h); line++) {
622            if (alloc->mHal.state.hasReferences) {
623                alloc->incRefs(src, w);
624                alloc->decRefs(dst, w);
625            }
626            memcpy(dst, src, lineSize);
627            src += stride;
628            dst += alloc->mHal.drvState.lod[lod].stride;
629        }
630        drv->uploadDeferred = true;
631    } else {
632        Update2DTexture(rsc, alloc, data, xoff, yoff, lod, face, w, h);
633    }
634}
635
636void rsdAllocationData3D(const Context *rsc, const Allocation *alloc,
637                         uint32_t xoff, uint32_t yoff, uint32_t zoff,
638                         uint32_t lod, RsAllocationCubemapFace face,
639                         uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes) {
640
641}
642
643void rsdAllocationRead1D(const Context *rsc, const Allocation *alloc,
644                         uint32_t xoff, uint32_t lod, uint32_t count,
645                         void *data, size_t sizeBytes) {
646    const uint32_t eSize = alloc->mHal.state.type->getElementSizeBytes();
647    const uint8_t * ptr = GetOffsetPtr(alloc, xoff, 0, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
648    if (data != ptr) {
649        // Skip the copy if we are the same allocation. This can arise from
650        // our Bitmap optimization, where we share the same storage.
651        memcpy(data, ptr, count * eSize);
652    }
653}
654
655void rsdAllocationRead2D(const Context *rsc, const Allocation *alloc,
656                                uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
657                                uint32_t w, uint32_t h, void *data, size_t sizeBytes, size_t stride) {
658    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
659    uint32_t lineSize = eSize * w;
660    if (!stride) {
661        stride = lineSize;
662    }
663
664    if (alloc->mHal.drvState.lod[0].mallocPtr) {
665        uint8_t *dst = static_cast<uint8_t *>(data);
666        const uint8_t *src = GetOffsetPtr(alloc, xoff, yoff, lod, face);
667        if (dst == src) {
668            // Skip the copy if we are the same allocation. This can arise from
669            // our Bitmap optimization, where we share the same storage.
670            return;
671        }
672
673        for (uint32_t line=yoff; line < (yoff+h); line++) {
674            memcpy(dst, src, lineSize);
675            dst += stride;
676            src += alloc->mHal.drvState.lod[lod].stride;
677        }
678    } else {
679        ALOGE("Add code to readback from non-script memory");
680    }
681}
682
683
684void rsdAllocationRead3D(const Context *rsc, const Allocation *alloc,
685                         uint32_t xoff, uint32_t yoff, uint32_t zoff,
686                         uint32_t lod, RsAllocationCubemapFace face,
687                         uint32_t w, uint32_t h, uint32_t d, void *data, uint32_t sizeBytes) {
688
689}
690
691void * rsdAllocationLock1D(const android::renderscript::Context *rsc,
692                          const android::renderscript::Allocation *alloc) {
693    return alloc->mHal.drvState.lod[0].mallocPtr;
694}
695
696void rsdAllocationUnlock1D(const android::renderscript::Context *rsc,
697                          const android::renderscript::Allocation *alloc) {
698
699}
700
701void rsdAllocationData1D_alloc(const android::renderscript::Context *rsc,
702                               const android::renderscript::Allocation *dstAlloc,
703                               uint32_t dstXoff, uint32_t dstLod, uint32_t count,
704                               const android::renderscript::Allocation *srcAlloc,
705                               uint32_t srcXoff, uint32_t srcLod) {
706}
707
708
709void rsdAllocationData2D_alloc_script(const android::renderscript::Context *rsc,
710                                      const android::renderscript::Allocation *dstAlloc,
711                                      uint32_t dstXoff, uint32_t dstYoff, uint32_t dstLod,
712                                      RsAllocationCubemapFace dstFace, uint32_t w, uint32_t h,
713                                      const android::renderscript::Allocation *srcAlloc,
714                                      uint32_t srcXoff, uint32_t srcYoff, uint32_t srcLod,
715                                      RsAllocationCubemapFace srcFace) {
716    uint32_t elementSize = dstAlloc->getType()->getElementSizeBytes();
717    for (uint32_t i = 0; i < h; i ++) {
718        uint8_t *dstPtr = GetOffsetPtr(dstAlloc, dstXoff, dstYoff + i, dstLod, dstFace);
719        uint8_t *srcPtr = GetOffsetPtr(srcAlloc, srcXoff, srcYoff + i, srcLod, srcFace);
720        memcpy(dstPtr, srcPtr, w * elementSize);
721
722        //ALOGE("COPIED dstXoff(%u), dstYoff(%u), dstLod(%u), dstFace(%u), w(%u), h(%u), srcXoff(%u), srcYoff(%u), srcLod(%u), srcFace(%u)",
723        //     dstXoff, dstYoff, dstLod, dstFace, w, h, srcXoff, srcYoff, srcLod, srcFace);
724    }
725}
726
727void rsdAllocationData2D_alloc(const android::renderscript::Context *rsc,
728                               const android::renderscript::Allocation *dstAlloc,
729                               uint32_t dstXoff, uint32_t dstYoff, uint32_t dstLod,
730                               RsAllocationCubemapFace dstFace, uint32_t w, uint32_t h,
731                               const android::renderscript::Allocation *srcAlloc,
732                               uint32_t srcXoff, uint32_t srcYoff, uint32_t srcLod,
733                               RsAllocationCubemapFace srcFace) {
734    if (!dstAlloc->getIsScript() && !srcAlloc->getIsScript()) {
735        rsc->setError(RS_ERROR_FATAL_DRIVER, "Non-script allocation copies not "
736                                             "yet implemented.");
737        return;
738    }
739    rsdAllocationData2D_alloc_script(rsc, dstAlloc, dstXoff, dstYoff,
740                                     dstLod, dstFace, w, h, srcAlloc,
741                                     srcXoff, srcYoff, srcLod, srcFace);
742}
743
744void rsdAllocationData3D_alloc(const android::renderscript::Context *rsc,
745                               const android::renderscript::Allocation *dstAlloc,
746                               uint32_t dstXoff, uint32_t dstYoff, uint32_t dstZoff,
747                               uint32_t dstLod, RsAllocationCubemapFace dstFace,
748                               uint32_t w, uint32_t h, uint32_t d,
749                               const android::renderscript::Allocation *srcAlloc,
750                               uint32_t srcXoff, uint32_t srcYoff, uint32_t srcZoff,
751                               uint32_t srcLod, RsAllocationCubemapFace srcFace) {
752}
753
754void rsdAllocationElementData1D(const Context *rsc, const Allocation *alloc,
755                                uint32_t x,
756                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
757    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
758
759    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
760    uint8_t * ptr = GetOffsetPtr(alloc, x, 0, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
761
762    const Element * e = alloc->mHal.state.type->getElement()->getField(cIdx);
763    ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
764
765    if (alloc->mHal.state.hasReferences) {
766        e->incRefs(data);
767        e->decRefs(ptr);
768    }
769
770    memcpy(ptr, data, sizeBytes);
771    drv->uploadDeferred = true;
772}
773
774void rsdAllocationElementData2D(const Context *rsc, const Allocation *alloc,
775                                uint32_t x, uint32_t y,
776                                const void *data, uint32_t cIdx, uint32_t sizeBytes) {
777    DrvAllocation *drv = (DrvAllocation *)alloc->mHal.drv;
778
779    uint32_t eSize = alloc->mHal.state.elementSizeBytes;
780    uint8_t * ptr = GetOffsetPtr(alloc, x, y, 0, RS_ALLOCATION_CUBEMAP_FACE_POSITIVE_X);
781
782    const Element * e = alloc->mHal.state.type->getElement()->getField(cIdx);
783    ptr += alloc->mHal.state.type->getElement()->getFieldOffsetBytes(cIdx);
784
785    if (alloc->mHal.state.hasReferences) {
786        e->incRefs(data);
787        e->decRefs(ptr);
788    }
789
790    memcpy(ptr, data, sizeBytes);
791    drv->uploadDeferred = true;
792}
793
794static void mip565(const Allocation *alloc, int lod, RsAllocationCubemapFace face) {
795    uint32_t w = alloc->mHal.drvState.lod[lod + 1].dimX;
796    uint32_t h = alloc->mHal.drvState.lod[lod + 1].dimY;
797
798    for (uint32_t y=0; y < h; y++) {
799        uint16_t *oPtr = (uint16_t *)GetOffsetPtr(alloc, 0, y, lod + 1, face);
800        const uint16_t *i1 = (uint16_t *)GetOffsetPtr(alloc, 0, y*2, lod, face);
801        const uint16_t *i2 = (uint16_t *)GetOffsetPtr(alloc, 0, y*2+1, lod, face);
802
803        for (uint32_t x=0; x < w; x++) {
804            *oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
805            oPtr ++;
806            i1 += 2;
807            i2 += 2;
808        }
809    }
810}
811
812static void mip8888(const Allocation *alloc, int lod, RsAllocationCubemapFace face) {
813    uint32_t w = alloc->mHal.drvState.lod[lod + 1].dimX;
814    uint32_t h = alloc->mHal.drvState.lod[lod + 1].dimY;
815
816    for (uint32_t y=0; y < h; y++) {
817        uint32_t *oPtr = (uint32_t *)GetOffsetPtr(alloc, 0, y, lod + 1, face);
818        const uint32_t *i1 = (uint32_t *)GetOffsetPtr(alloc, 0, y*2, lod, face);
819        const uint32_t *i2 = (uint32_t *)GetOffsetPtr(alloc, 0, y*2+1, lod, face);
820
821        for (uint32_t x=0; x < w; x++) {
822            *oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
823            oPtr ++;
824            i1 += 2;
825            i2 += 2;
826        }
827    }
828}
829
830static void mip8(const Allocation *alloc, int lod, RsAllocationCubemapFace face) {
831    uint32_t w = alloc->mHal.drvState.lod[lod + 1].dimX;
832    uint32_t h = alloc->mHal.drvState.lod[lod + 1].dimY;
833
834    for (uint32_t y=0; y < h; y++) {
835        uint8_t *oPtr = GetOffsetPtr(alloc, 0, y, lod + 1, face);
836        const uint8_t *i1 = GetOffsetPtr(alloc, 0, y*2, lod, face);
837        const uint8_t *i2 = GetOffsetPtr(alloc, 0, y*2+1, lod, face);
838
839        for (uint32_t x=0; x < w; x++) {
840            *oPtr = (uint8_t)(((uint32_t)i1[0] + i1[1] + i2[0] + i2[1]) * 0.25f);
841            oPtr ++;
842            i1 += 2;
843            i2 += 2;
844        }
845    }
846}
847
848void rsdAllocationGenerateMipmaps(const Context *rsc, const Allocation *alloc) {
849    if(!alloc->mHal.drvState.lod[0].mallocPtr) {
850        return;
851    }
852    uint32_t numFaces = alloc->getType()->getDimFaces() ? 6 : 1;
853    for (uint32_t face = 0; face < numFaces; face ++) {
854        for (uint32_t lod=0; lod < (alloc->getType()->getLODCount() -1); lod++) {
855            switch (alloc->getType()->getElement()->getSizeBits()) {
856            case 32:
857                mip8888(alloc, lod, (RsAllocationCubemapFace)face);
858                break;
859            case 16:
860                mip565(alloc, lod, (RsAllocationCubemapFace)face);
861                break;
862            case 8:
863                mip8(alloc, lod, (RsAllocationCubemapFace)face);
864                break;
865            }
866        }
867    }
868}
869
870
871