GteGL4AtomicCounterBuffer.cpp

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// David Eberly, Geometric Tools, Redmond WA 98052
// Copyright (c) 1998-2017
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
// File Version: 3.0.0 (2016/06/19)

#include <GTEnginePCH.h>
#include <LowLevel/GteLogger.h>
#include <Graphics/GL4/GteGL4AtomicCounterBuffer.h>
using namespace gte;

GL4AtomicCounterBuffer::GL4AtomicCounterBuffer(RawBuffer const* cbuffer)
    :
    GL4Buffer(cbuffer, GL_ATOMIC_COUNTER_BUFFER)
{
    Initialize();
}

std::shared_ptr<GEObject> GL4AtomicCounterBuffer::Create(void*, GraphicsObject const* object)
{
    if (object->GetType() == GT_RAW_BUFFER)
    {
        return std::make_shared<GL4AtomicCounterBuffer>(
            static_cast<RawBuffer const*>(object));
    }

    LogError("Invalid object type.");
    return nullptr;
}

void GL4AtomicCounterBuffer::AttachToUnit(GLint atomicCounterBufferUnit)
{
    glBindBufferBase(GL_ATOMIC_COUNTER_BUFFER, atomicCounterBufferUnit, mGLHandle);
}