// Copyright 2020 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
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// 3. Neither the name of the copyright holder nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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#include "dawn/native/opengl/QuerySetGL.h"

#include "dawn/native/opengl/DeviceGL.h"

namespace dawn::native::opengl {

QuerySet::QuerySet(Device* device, const QuerySetDescriptor* descriptor)
    : QuerySetBase(device, descriptor), mQueries(descriptor->count) {
    if (mQueries.size() > 0) {
        const OpenGLFunctions& gl = device->GetGL();
        gl.GenQueries(descriptor->count, mQueries.data());
    }
}

QuerySet::~QuerySet() = default;

void QuerySet::DestroyImpl() {
    const OpenGLFunctions& gl = ToBackend(GetDevice())->GetGL();
    if (mQueries.size() > 0) {
        gl.DeleteQueries(mQueries.size(), mQueries.data());
    }
    QuerySetBase::DestroyImpl();
}

GLuint QuerySet::Get(uint32_t index) const {
    return mQueries[index];
}

}  // namespace dawn::native::opengl