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/*
* Copyright (C) 2011 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_RSD_VERTEX_ARRAY_H
#define ANDROID_RSD_VERTEX_ARRAY_H
#include <string>
#include "rsUtils.h"
namespace android {
namespace renderscript {
class Context;
}
}
// An element is a group of Components that occupies one cell in a structure.
class RsdVertexArray {
public:
class Attrib {
public:
uint32_t buffer;
const uint8_t * ptr;
size_t offset;
uint32_t type;
uint32_t size;
uint32_t stride;
bool normalized;
std::string name;
Attrib();
void clear();
void set(uint32_t type, uint32_t size, uint32_t stride, bool normalized, size_t offset, const char *name);
};
RsdVertexArray(const Attrib *attribs, uint32_t numAttribs);
virtual ~RsdVertexArray();
void setup(const android::renderscript::Context *rsc) const;
void logAttrib(uint32_t idx, uint32_t slot) const;
protected:
void clear(uint32_t index);
uint32_t mActiveBuffer;
const uint8_t * mActivePointer;
uint32_t mCount;
const Attrib *mAttribs;
};
class RsdVertexArrayState {
public:
RsdVertexArrayState();
~RsdVertexArrayState();
void init(uint32_t maxAttrs);
bool *mAttrsEnabled;
uint32_t mAttrsEnabledSize;
};
#endif //ANDROID_RSD_VERTEX_ARRAY_H
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