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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "rsContext.h"
#include <GLES/gl.h>
#include <GLES/glext.h>
using namespace android;
using namespace android::renderscript;
Allocation::Allocation(Context *rsc, const Type *type) : ObjectBase(rsc)
{
mAllocFile = __FILE__;
mAllocLine = __LINE__;
mPtr = NULL;
mCpuWrite = false;
mCpuRead = false;
mGpuWrite = false;
mGpuRead = false;
mReadWriteRatio = 0;
mUpdateSize = 0;
mIsTexture = false;
mTextureID = 0;
mIsVertexBuffer = false;
mBufferID = 0;
mType.set(type);
rsAssert(type);
mPtr = malloc(mType->getSizeBytes());
if (!mPtr) {
LOGE("Allocation::Allocation, alloc failure");
}
}
Allocation::~Allocation()
{
free(mPtr);
mPtr = NULL;
if (mBufferID) {
// Causes a SW crash....
//LOGV(" mBufferID %i", mBufferID);
//glDeleteBuffers(1, &mBufferID);
//mBufferID = 0;
}
if (mTextureID) {
glDeleteTextures(1, &mTextureID);
mTextureID = 0;
}
}
void Allocation::setCpuWritable(bool)
{
}
void Allocation::setGpuWritable(bool)
{
}
void Allocation::setCpuReadable(bool)
{
}
void Allocation::setGpuReadable(bool)
{
}
bool Allocation::fixAllocation()
{
return false;
}
void Allocation::uploadToTexture(uint32_t lodOffset)
{
//rsAssert(!mTextureId);
rsAssert(lodOffset < mType->getLODCount());
GLenum type = mType->getElement()->getGLType();
GLenum format = mType->getElement()->getGLFormat();
if (!type || !format) {
return;
}
if (!mTextureID) {
glGenTextures(1, &mTextureID);
}
glBindTexture(GL_TEXTURE_2D, mTextureID);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
Adapter2D adapt(getContext(), this);
for(uint32_t lod = 0; (lod + lodOffset) < mType->getLODCount(); lod++) {
adapt.setLOD(lod+lodOffset);
uint16_t * ptr = static_cast<uint16_t *>(adapt.getElement(0,0));
glTexImage2D(GL_TEXTURE_2D, lod, format,
adapt.getDimX(), adapt.getDimY(),
0, format, type, ptr);
}
}
void Allocation::uploadToBufferObject()
{
rsAssert(!mType->getDimY());
rsAssert(!mType->getDimZ());
if (!mBufferID) {
glGenBuffers(1, &mBufferID);
}
glBindBuffer(GL_ARRAY_BUFFER, mBufferID);
glBufferData(GL_ARRAY_BUFFER, mType->getSizeBytes(), getPtr(), GL_DYNAMIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
void Allocation::data(const void *data, uint32_t sizeBytes)
{
uint32_t size = mType->getSizeBytes();
if (size != sizeBytes) {
LOGE("Allocation::data called with mismatched size expected %i, got %i", size, sizeBytes);
return;
}
memcpy(mPtr, data, size);
}
void Allocation::read(void *data)
{
memcpy(data, mPtr, mType->getSizeBytes());
}
void Allocation::subData(uint32_t xoff, uint32_t count, const void *data, uint32_t sizeBytes)
{
uint32_t eSize = mType->getElementSizeBytes();
uint8_t * ptr = static_cast<uint8_t *>(mPtr);
ptr += eSize * xoff;
uint32_t size = count * eSize;
if (size != sizeBytes) {
LOGE("Allocation::subData called with mismatched size expected %i, got %i", size, sizeBytes);
mType->dumpLOGV("type info");
return;
}
memcpy(ptr, data, size);
}
void Allocation::subData(uint32_t xoff, uint32_t yoff,
uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes)
{
uint32_t eSize = mType->getElementSizeBytes();
uint32_t lineSize = eSize * w;
uint32_t destW = mType->getDimX();
const uint8_t *src = static_cast<const uint8_t *>(data);
uint8_t *dst = static_cast<uint8_t *>(mPtr);
dst += eSize * (xoff + yoff * destW);
if ((lineSize * eSize * h) != sizeBytes) {
rsAssert(!"Allocation::subData called with mismatched size");
return;
}
for (uint32_t line=yoff; line < (yoff+h); line++) {
uint8_t * ptr = static_cast<uint8_t *>(mPtr);
memcpy(dst, src, lineSize);
src += lineSize;
dst += destW * eSize;
}
}
void Allocation::subData(uint32_t xoff, uint32_t yoff, uint32_t zoff,
uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes)
{
}
/////////////////
//
namespace android {
namespace renderscript {
RsAllocation rsi_AllocationCreateTyped(Context *rsc, RsType vtype)
{
const Type * type = static_cast<const Type *>(vtype);
Allocation * alloc = new Allocation(rsc, type);
alloc->incUserRef();
return alloc;
}
RsAllocation rsi_AllocationCreateSized(Context *rsc, RsElement e, size_t count)
{
Type * type = new Type(rsc);
type->setDimX(count);
type->setElement(static_cast<Element *>(e));
type->compute();
return rsi_AllocationCreateTyped(rsc, type);
}
void rsi_AllocationUploadToTexture(Context *rsc, RsAllocation va, uint32_t baseMipLevel)
{
Allocation *alloc = static_cast<Allocation *>(va);
alloc->uploadToTexture(baseMipLevel);
}
void rsi_AllocationUploadToBufferObject(Context *rsc, RsAllocation va)
{
Allocation *alloc = static_cast<Allocation *>(va);
alloc->uploadToBufferObject();
}
static void mip565(const Adapter2D &out, const Adapter2D &in)
{
uint32_t w = out.getDimX();
uint32_t h = out.getDimY();
for (uint32_t y=0; y < h; y++) {
uint16_t *oPtr = static_cast<uint16_t *>(out.getElement(0, y));
const uint16_t *i1 = static_cast<uint16_t *>(in.getElement(0, y*2));
const uint16_t *i2 = static_cast<uint16_t *>(in.getElement(0, y*2+1));
for (uint32_t x=0; x < w; x++) {
*oPtr = rsBoxFilter565(i1[0], i1[1], i2[0], i2[1]);
oPtr ++;
i1 += 2;
i2 += 2;
}
}
}
static void mip8888(const Adapter2D &out, const Adapter2D &in)
{
uint32_t w = out.getDimX();
uint32_t h = out.getDimY();
for (uint32_t y=0; y < h; y++) {
uint32_t *oPtr = static_cast<uint32_t *>(out.getElement(0, y));
const uint32_t *i1 = static_cast<uint32_t *>(in.getElement(0, y*2));
const uint32_t *i2 = static_cast<uint32_t *>(in.getElement(0, y*2+1));
for (uint32_t x=0; x < w; x++) {
*oPtr = rsBoxFilter8888(i1[0], i1[1], i2[0], i2[1]);
oPtr ++;
i1 += 2;
i2 += 2;
}
}
}
static void mip(const Adapter2D &out, const Adapter2D &in)
{
switch(out.getBaseType()->getElement()->getSizeBits()) {
case 32:
mip8888(out, in);
break;
case 16:
mip565(out, in);
break;
}
}
typedef void (*ElementConverter_t)(void *dst, const void *src, uint32_t count);
static void elementConverter_cpy_16(void *dst, const void *src, uint32_t count)
{
memcpy(dst, src, count * 2);
}
static void elementConverter_cpy_8(void *dst, const void *src, uint32_t count)
{
memcpy(dst, src, count);
}
static void elementConverter_cpy_32(void *dst, const void *src, uint32_t count)
{
memcpy(dst, src, count * 4);
}
static void elementConverter_888_to_565(void *dst, const void *src, uint32_t count)
{
uint16_t *d = static_cast<uint16_t *>(dst);
const uint8_t *s = static_cast<const uint8_t *>(src);
while(count--) {
*d = rs888to565(s[0], s[1], s[2]);
d++;
s+= 3;
}
}
static void elementConverter_8888_to_565(void *dst, const void *src, uint32_t count)
{
uint16_t *d = static_cast<uint16_t *>(dst);
const uint8_t *s = static_cast<const uint8_t *>(src);
while(count--) {
*d = rs888to565(s[0], s[1], s[2]);
d++;
s+= 4;
}
}
static ElementConverter_t pickConverter(const Element *dst, const Element *src)
{
GLenum srcGLType = src->getGLType();
GLenum srcGLFmt = src->getGLFormat();
GLenum dstGLType = dst->getGLType();
GLenum dstGLFmt = dst->getGLFormat();
if (srcGLFmt == dstGLFmt && srcGLType == dstGLType) {
switch(dst->getSizeBytes()) {
case 4:
return elementConverter_cpy_32;
case 2:
return elementConverter_cpy_16;
case 1:
return elementConverter_cpy_8;
}
}
if (srcGLType == GL_UNSIGNED_BYTE &&
srcGLFmt == GL_RGB &&
dstGLType == GL_UNSIGNED_SHORT_5_6_5 &&
dstGLType == GL_RGB) {
return elementConverter_888_to_565;
}
if (srcGLType == GL_UNSIGNED_BYTE &&
srcGLFmt == GL_RGBA &&
dstGLType == GL_UNSIGNED_SHORT_5_6_5 &&
dstGLType == GL_RGB) {
return elementConverter_8888_to_565;
}
LOGE("pickConverter, unsuported combo, src %p, dst %p", src, dst);
return 0;
}
RsAllocation rsi_AllocationCreateFromBitmap(Context *rsc, uint32_t w, uint32_t h, RsElement _dst, RsElement _src, bool genMips, const void *data)
{
const Element *src = static_cast<const Element *>(_src);
const Element *dst = static_cast<const Element *>(_dst);
rsAssert(!(w & (w-1)));
rsAssert(!(h & (h-1)));
//LOGE("rsi_AllocationCreateFromBitmap %i %i %i %i %i", w, h, dstFmt, srcFmt, genMips);
rsi_TypeBegin(rsc, _dst);
rsi_TypeAdd(rsc, RS_DIMENSION_X, w);
rsi_TypeAdd(rsc, RS_DIMENSION_Y, h);
if (genMips) {
rsi_TypeAdd(rsc, RS_DIMENSION_LOD, 1);
}
RsType type = rsi_TypeCreate(rsc);
RsAllocation vTexAlloc = rsi_AllocationCreateTyped(rsc, type);
Allocation *texAlloc = static_cast<Allocation *>(vTexAlloc);
if (texAlloc == NULL) {
LOGE("Memory allocation failure");
return NULL;
}
texAlloc->incUserRef();
ElementConverter_t cvt = pickConverter(dst, src);
cvt(texAlloc->getPtr(), data, w * h);
if (genMips) {
Adapter2D adapt(rsc, texAlloc);
Adapter2D adapt2(rsc, texAlloc);
for(uint32_t lod=0; lod < (texAlloc->getType()->getLODCount() -1); lod++) {
adapt.setLOD(lod);
adapt2.setLOD(lod + 1);
mip(adapt2, adapt);
}
}
return texAlloc;
}
RsAllocation rsi_AllocationCreateFromBitmapBoxed(Context *rsc, uint32_t w, uint32_t h, RsElement _dst, RsElement _src, bool genMips, const void *data)
{
const Element *srcE = static_cast<const Element *>(_src);
const Element *dstE = static_cast<const Element *>(_dst);
uint32_t w2 = rsHigherPow2(w);
uint32_t h2 = rsHigherPow2(h);
if ((w2 == w) && (h2 == h)) {
return rsi_AllocationCreateFromBitmap(rsc, w, h, _dst, _src, genMips, data);
}
uint32_t bpp = srcE->getSizeBytes();
size_t size = w2 * h2 * bpp;
uint8_t *tmp = static_cast<uint8_t *>(malloc(size));
memset(tmp, 0, size);
const uint8_t * src = static_cast<const uint8_t *>(data);
for (uint32_t y = 0; y < h; y++) {
uint8_t * ydst = &tmp[(y + ((h2 - h) >> 1)) * w2 * bpp];
memcpy(&ydst[((w2 - w) >> 1) * bpp], src, w * bpp);
src += w * bpp;
}
RsAllocation ret = rsi_AllocationCreateFromBitmap(rsc, w2, h2, _dst, _src, genMips, tmp);
free(tmp);
return ret;
}
void rsi_AllocationData(Context *rsc, RsAllocation va, const void *data, uint32_t sizeBytes)
{
Allocation *a = static_cast<Allocation *>(va);
a->data(data, sizeBytes);
rsc->allocationCheck(a);
}
void rsi_Allocation1DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t count, const void *data, uint32_t sizeBytes)
{
Allocation *a = static_cast<Allocation *>(va);
a->subData(xoff, count, data, sizeBytes);
rsc->allocationCheck(a);
}
void rsi_Allocation2DSubData(Context *rsc, RsAllocation va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes)
{
Allocation *a = static_cast<Allocation *>(va);
a->subData(xoff, yoff, w, h, data, sizeBytes);
rsc->allocationCheck(a);
}
void rsi_AllocationRead(Context *rsc, RsAllocation va, void *data)
{
Allocation *a = static_cast<Allocation *>(va);
a->read(data);
}
}
}