/*
* 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.
*/
#include <GLcommon/GLESpointer.h>
#include <stdlib.h>

GLenum GLESpointer::getType() const {
    return m_type;
}

GLint GLESpointer::getSize() const {
    return m_size;
}

GLsizei GLESpointer::getStride() const {
    return m_stride;
}

const GLvoid* GLESpointer::getArrayData() const {
    return m_data;
}

GLvoid* GLESpointer::getBufferData() const {
    return m_buffer
                   ? static_cast<unsigned char*>(m_buffer->getData()) +
                             m_buffOffset
                   : nullptr;
}

const GLvoid* GLESpointer::getData() const {
    return m_isVBO ? getBufferData() : getArrayData();
}

void GLESpointer::redirectPointerData() {
    m_data = getBufferData();
}

GLuint GLESpointer::getBufferName() const {
    return m_bufferName;
}

unsigned int GLESpointer::getBufferOffset() const {
    return m_buffOffset;
}

bool GLESpointer::isEnable() const {
    return m_enabled;
}

bool GLESpointer::isNormalize() const {
    return m_normalize;
}

bool GLESpointer::isVBO() const {
    return m_isVBO;
}

void GLESpointer::enable(bool b) {
    m_enabled = b;
}

void GLESpointer::setArray(GLint size,
                           GLenum type,
                           GLsizei stride,
                           const GLvoid* data,
                           bool normalize) {
    m_size = size;
    m_type = type;
    m_stride = stride;
    m_data = data;
    m_buffer = nullptr;
    m_bufferName = 0;
    m_normalize = normalize;
    m_isVBO = false;
}

void GLESpointer::setBuffer(GLint size,
                            GLenum type,
                            GLsizei stride,
                            GLESbuffer* buf,
                            GLuint bufferName,
                            int offset,
                            bool normalize) {
    m_size = size;
    m_type = type;
    m_stride = stride;
    m_data = nullptr;
    m_buffer = buf;
    m_bufferName = bufferName;
    m_buffOffset = offset;
    m_normalize = normalize;
    m_isVBO = true;
}

void GLESpointer::getBufferConversions(const RangeList& rl, RangeList& rlOut) {
    m_buffer->getConversions(rl, rlOut);
}