| /* |
| * 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> |
| |
| using namespace android; |
| using namespace android::renderscript; |
| |
| Type::Type(Context *rsc) : ObjectBase(rsc) |
| { |
| mAllocFile = __FILE__; |
| mAllocLine = __LINE__; |
| mLODs = 0; |
| mLODCount = 0; |
| memset(&mGL, 0, sizeof(mGL)); |
| clear(); |
| } |
| |
| Type::~Type() |
| { |
| if (mLODs) { |
| delete [] mLODs; |
| } |
| } |
| |
| void Type::clear() |
| { |
| if (mLODs) { |
| delete [] mLODs; |
| mLODs = NULL; |
| } |
| mDimX = 0; |
| mDimY = 0; |
| mDimZ = 0; |
| mDimLOD = 0; |
| mFaces = false; |
| mElement.clear(); |
| } |
| |
| TypeState::TypeState() |
| { |
| } |
| |
| TypeState::~TypeState() |
| { |
| } |
| |
| size_t Type::getOffsetForFace(uint32_t face) const |
| { |
| rsAssert(mFaces); |
| return 0; |
| } |
| |
| void Type::compute() |
| { |
| uint32_t oldLODCount = mLODCount; |
| if (mDimLOD) { |
| uint32_t l2x = rsFindHighBit(mDimX) + 1; |
| uint32_t l2y = rsFindHighBit(mDimY) + 1; |
| uint32_t l2z = rsFindHighBit(mDimZ) + 1; |
| |
| mLODCount = rsMax(l2x, l2y); |
| mLODCount = rsMax(mLODCount, l2z); |
| } else { |
| mLODCount = 1; |
| } |
| if (mLODCount != oldLODCount) { |
| delete [] mLODs; |
| mLODs = new LOD[mLODCount]; |
| } |
| |
| uint32_t tx = mDimX; |
| uint32_t ty = mDimY; |
| uint32_t tz = mDimZ; |
| size_t offset = 0; |
| for (uint32_t lod=0; lod < mLODCount; lod++) { |
| mLODs[lod].mX = tx; |
| mLODs[lod].mY = ty; |
| mLODs[lod].mZ = tz; |
| mLODs[lod].mOffset = offset; |
| offset += tx * rsMax(ty, 1u) * rsMax(tz, 1u) * mElement->getSizeBytes(); |
| tx = (tx + 1) >> 1; |
| ty = (ty + 1) >> 1; |
| tz = (tz + 1) >> 1; |
| } |
| |
| // At this point the offset is the size of a mipmap chain; |
| mMipChainSizeBytes = offset; |
| |
| if (mFaces) { |
| offset *= 6; |
| } |
| mTotalSizeBytes = offset; |
| |
| makeGLComponents(); |
| } |
| |
| uint32_t Type::getLODOffset(uint32_t lod, uint32_t x) const |
| { |
| uint32_t offset = mLODs[lod].mOffset; |
| offset += x * mElement->getSizeBytes(); |
| return offset; |
| } |
| |
| uint32_t Type::getLODOffset(uint32_t lod, uint32_t x, uint32_t y) const |
| { |
| uint32_t offset = mLODs[lod].mOffset; |
| offset += (x + y * mLODs[lod].mX) * mElement->getSizeBytes(); |
| return offset; |
| } |
| |
| uint32_t Type::getLODOffset(uint32_t lod, uint32_t x, uint32_t y, uint32_t z) const |
| { |
| uint32_t offset = mLODs[lod].mOffset; |
| offset += (x + y*mLODs[lod].mX + z*mLODs[lod].mX*mLODs[lod].mY) * mElement->getSizeBytes(); |
| return offset; |
| } |
| |
| |
| void Type::makeGLComponents() |
| { |
| uint32_t texNum = 0; |
| memset(&mGL, 0, sizeof(mGL)); |
| |
| for (uint32_t ct=0; ct < getElement()->getFieldCount(); ct++) { |
| const Element *c = getElement()->getField(ct); |
| |
| switch(c->getKind()) { |
| case RS_KIND_X: |
| rsAssert(mGL.mVtx.size == 0); |
| mGL.mVtx.size = 1; |
| mGL.mVtx.offset = mElement->getFieldOffsetBytes(ct); |
| mGL.mVtx.type = c->getGLType(); |
| break; |
| case RS_KIND_Y: |
| rsAssert(mGL.mVtx.size == 1); |
| rsAssert(mGL.mVtx.type == c->getGLType()); |
| mGL.mVtx.size = 2; |
| break; |
| case RS_KIND_Z: |
| rsAssert(mGL.mVtx.size == 2); |
| rsAssert(mGL.mVtx.type == c->getGLType()); |
| mGL.mVtx.size = 3; |
| break; |
| case RS_KIND_W: |
| rsAssert(mGL.mVtx.size == 4); |
| rsAssert(mGL.mVtx.type == c->getGLType()); |
| mGL.mVtx.size = 4; |
| break; |
| |
| case RS_KIND_RED: |
| rsAssert(mGL.mColor.size == 0); |
| mGL.mColor.size = 1; |
| mGL.mColor.offset = mElement->getFieldOffsetBytes(ct); |
| mGL.mColor.type = c->getGLType(); |
| break; |
| case RS_KIND_GREEN: |
| rsAssert(mGL.mColor.size == 1); |
| rsAssert(mGL.mColor.type == c->getGLType()); |
| mGL.mColor.size = 2; |
| break; |
| case RS_KIND_BLUE: |
| rsAssert(mGL.mColor.size == 2); |
| rsAssert(mGL.mColor.type == c->getGLType()); |
| mGL.mColor.size = 3; |
| break; |
| case RS_KIND_ALPHA: |
| // Can be RGBA or A at this point |
| if (mGL.mColor.size > 0) { |
| rsAssert(mGL.mColor.size == 3); |
| rsAssert(mGL.mColor.type == c->getGLType()); |
| mGL.mColor.size = 4; |
| } else { |
| mGL.mColor.size = 1; |
| mGL.mColor.offset = mElement->getFieldOffsetBytes(ct); |
| mGL.mColor.type = c->getGLType(); |
| } |
| break; |
| |
| case RS_KIND_NX: |
| rsAssert(mGL.mNorm.size == 0); |
| mGL.mNorm.size = 1; |
| mGL.mNorm.offset = mElement->getFieldOffsetBytes(ct); |
| mGL.mNorm.type = c->getGLType(); |
| break; |
| case RS_KIND_NY: |
| rsAssert(mGL.mNorm.size == 1); |
| rsAssert(mGL.mNorm.type == c->getGLType()); |
| mGL.mNorm.size = 2; |
| break; |
| case RS_KIND_NZ: |
| rsAssert(mGL.mNorm.size == 2); |
| rsAssert(mGL.mNorm.type == c->getGLType()); |
| mGL.mNorm.size = 3; |
| break; |
| |
| case RS_KIND_S: |
| if (mGL.mTex[texNum].size) { |
| texNum++; |
| } |
| mGL.mTex[texNum].size = 1; |
| mGL.mTex[texNum].offset = mElement->getFieldOffsetBytes(ct); |
| mGL.mTex[texNum].type = c->getGLType(); |
| break; |
| case RS_KIND_T: |
| rsAssert(mGL.mTex[texNum].size == 1); |
| rsAssert(mGL.mTex[texNum].type == c->getGLType()); |
| mGL.mTex[texNum].size = 2; |
| break; |
| case RS_KIND_R: |
| rsAssert(mGL.mTex[texNum].size == 2); |
| rsAssert(mGL.mTex[texNum].type == c->getGLType()); |
| mGL.mTex[texNum].size = 3; |
| break; |
| case RS_KIND_Q: |
| rsAssert(mGL.mTex[texNum].size == 3); |
| rsAssert(mGL.mTex[texNum].type == c->getGLType()); |
| mGL.mTex[texNum].size = 4; |
| break; |
| |
| case RS_KIND_POINT_SIZE: |
| rsAssert(!mGL.mPointSize.size); |
| mGL.mPointSize.size = 1; |
| mGL.mPointSize.offset = mElement->getFieldOffsetBytes(ct); |
| mGL.mPointSize.type = c->getGLType(); |
| break; |
| |
| default: |
| break; |
| } |
| } |
| } |
| |
| void Type::enableGLVertexBuffer(VertexArray *va) const |
| { |
| // Note: We are only going to enable buffers and never disable them |
| // here. The reasonis more than one Allocation may be used as a vertex |
| // source. So we cannot disable arrays that may have been in use by |
| // another allocation. |
| |
| uint32_t stride = mElement->getSizeBytes(); |
| if (mGL.mVtx.size) { |
| va->setPosition(mGL.mVtx.size, |
| mGL.mVtx.type, |
| stride, |
| mGL.mVtx.offset); |
| } |
| |
| if (mGL.mNorm.size) { |
| va->setNormal(mGL.mNorm.type, |
| stride, |
| mGL.mNorm.offset); |
| } |
| |
| if (mGL.mColor.size) { |
| va->setColor(mGL.mColor.size, |
| mGL.mColor.type, |
| stride, |
| mGL.mColor.offset); |
| } |
| |
| for (uint32_t ct=0; ct < RS_MAX_TEXTURE; ct++) { |
| if (mGL.mTex[ct].size) { |
| va->setTexture(mGL.mTex[ct].size, |
| mGL.mTex[ct].type, |
| stride, |
| mGL.mTex[ct].offset, |
| ct); |
| } |
| } |
| |
| if (mGL.mPointSize.size) { |
| va->setPointSize(mGL.mPointSize.type, |
| stride, |
| mGL.mPointSize.offset); |
| } |
| |
| } |
| |
| |
| void Type::dumpLOGV(const char *prefix) const |
| { |
| char buf[1024]; |
| ObjectBase::dumpLOGV(prefix); |
| LOGV("%s Type: x=%i y=%i z=%i mip=%i face=%i", prefix, mDimX, mDimY, mDimZ, mDimLOD, mFaces); |
| sprintf(buf, "%s element: ", prefix); |
| mElement->dumpLOGV(buf); |
| } |
| |
| |
| ////////////////////////////////////////////////// |
| // |
| namespace android { |
| namespace renderscript { |
| |
| void rsi_TypeBegin(Context *rsc, RsElement vse) |
| { |
| TypeState * stc = &rsc->mStateType; |
| |
| stc->mX = 0; |
| stc->mY = 0; |
| stc->mZ = 0; |
| stc->mLOD = false; |
| stc->mFaces = false; |
| stc->mElement.set(static_cast<const Element *>(vse)); |
| } |
| |
| void rsi_TypeAdd(Context *rsc, RsDimension dim, size_t value) |
| { |
| TypeState * stc = &rsc->mStateType; |
| |
| if (dim < 0) { |
| //error |
| return; |
| } |
| |
| |
| switch (dim) { |
| case RS_DIMENSION_X: |
| stc->mX = value; |
| return; |
| case RS_DIMENSION_Y: |
| stc->mY = value; |
| return; |
| case RS_DIMENSION_Z: |
| stc->mZ = value; |
| return; |
| case RS_DIMENSION_FACE: |
| stc->mFaces = (value != 0); |
| return; |
| case RS_DIMENSION_LOD: |
| stc->mLOD = (value != 0); |
| return; |
| default: |
| break; |
| } |
| |
| |
| int32_t arrayNum = dim - RS_DIMENSION_ARRAY_0; |
| if ((dim < 0) || (dim > RS_DIMENSION_MAX)) { |
| LOGE("rsTypeAdd: Bad dimension"); |
| //error |
| return; |
| } |
| |
| // todo: implement array support |
| |
| } |
| |
| RsType rsi_TypeCreate(Context *rsc) |
| { |
| TypeState * stc = &rsc->mStateType; |
| |
| Type * st = new Type(rsc); |
| st->incUserRef(); |
| st->setDimX(stc->mX); |
| st->setDimY(stc->mY); |
| st->setDimZ(stc->mZ); |
| st->setElement(stc->mElement.get()); |
| st->setDimLOD(stc->mLOD); |
| st->setDimFaces(stc->mFaces); |
| st->compute(); |
| stc->mElement.clear(); |
| |
| return st; |
| } |
| |
| |
| } |
| } |
| |