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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.
*/
#ifndef ANDROID_STRUCTURED_ELEMENT_H
#define ANDROID_STRUCTURED_ELEMENT_H
#include <utils/Vector.h>
#include "rsComponent.h"
// ---------------------------------------------------------------------------
namespace android {
namespace renderscript {
// An element is a group of Components that occupies one cell in a structure.
class Element : public ObjectBase
{
public:
Element(uint32_t count);
~Element();
void setComponent(uint32_t idx, Component *c);
uint32_t getGLType() const;
uint32_t getGLFormat() const;
size_t getSizeBits() const;
size_t getSizeBytes() const {
return (getSizeBits() + 7) >> 3;
}
size_t getComponentOffsetBits(uint32_t componentNumber) const;
size_t getComponentOffsetBytes(uint32_t componentNumber) const {
return (getComponentOffsetBits(componentNumber) + 7) >> 3;
}
uint32_t getComponentCount() const {return mComponentCount;}
Component * getComponent(uint32_t idx) const {return mComponents[idx].get();}
protected:
// deallocate any components that are part of this element.
void clear();
size_t mComponentCount;
ObjectBaseRef<Component> * mComponents;
//uint32_t *mOffsetTable;
Element();
};
class ElementState {
public:
ElementState();
~ElementState();
Vector<Element *> mAllElements;
Vector<Component *> mComponentBuildList;
struct Predefined {
Predefined() {
mElement = NULL;
}
Predefined(RsElementPredefined en, Element *e) {
mEnum = en;
mElement = e;
}
RsElementPredefined mEnum;
Element * mElement;
};
Vector<Predefined> mPredefinedList;
void initPredefined();
};
}
}
#endif //ANDROID_STRUCTURED_ELEMENT_H
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