Fence9.cpp - mozsearch

Enable keyboard shortcuts

//

// Copyright 2013 The ANGLE Project Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

//

// Fence9.cpp: Defines the rx::FenceNV9 class.

#include "libANGLE/renderer/d3d/d3d9/Fence9.h"

#include "libANGLE/Context.h"

#include "libANGLE/renderer/d3d/d3d9/Context9.h"

#include "libANGLE/renderer/d3d/d3d9/Renderer9.h"

#include "libANGLE/renderer/d3d/d3d9/renderer9_utils.h"

namespace rx

FenceNV9::FenceNV9(Renderer9 *renderer) : FenceNVImpl(), mRenderer(renderer), mQuery(nullptr) {}

FenceNV9::~FenceNV9()

    SafeRelease(mQuery);

angle::Result FenceNV9::set(const gl::Context *context, GLenum condition)

    if (!mQuery)

        ANGLE_TRY(mRenderer->allocateEventQuery(context, &mQuery));

    HRESULT result = mQuery->Issue(D3DISSUE_END);

    if (FAILED(result))

        SafeRelease(mQuery);

    ANGLE_TRY_HR(GetImplAs<Context9>(context), result, "Failed to end event query");

    return angle::Result::Continue;

angle::Result FenceNV9::test(const gl::Context *context, GLboolean *outFinished)

    return testHelper(GetImplAs<Context9>(context), true, outFinished);

angle::Result FenceNV9::finish(const gl::Context *context)

    GLboolean finished = GL_FALSE;

    while (finished != GL_TRUE)

        ANGLE_TRY(testHelper(GetImplAs<Context9>(context), true, &finished));

        Sleep(0);

    return angle::Result::Continue;

angle::Result FenceNV9::testHelper(Context9 *context9,

                                   bool flushCommandBuffer,

                                   GLboolean *outFinished)

    ASSERT(mQuery);

    DWORD getDataFlags = (flushCommandBuffer ? D3DGETDATA_FLUSH : 0);

    HRESULT result     = mQuery->GetData(nullptr, 0, getDataFlags);

    ANGLE_TRY_HR(context9, result, "Failed to get query data");

    ASSERT(result == S_OK || result == S_FALSE);

    *outFinished = ((result == S_OK) ? GL_TRUE : GL_FALSE);

    return angle::Result::Continue;

}  // namespace rx