diff options
Diffstat (limited to 'src/3rdparty/angle/src/libANGLE/Fence.cpp')
-rw-r--r-- | src/3rdparty/angle/src/libANGLE/Fence.cpp | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libANGLE/Fence.cpp b/src/3rdparty/angle/src/libANGLE/Fence.cpp new file mode 100644 index 0000000000..8ab4cc9daa --- /dev/null +++ b/src/3rdparty/angle/src/libANGLE/Fence.cpp @@ -0,0 +1,117 @@ +// +// Copyright (c) 2002-2013 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. +// + +// Fence.cpp: Implements the gl::FenceNV and gl::FenceSync classes, which support the GL_NV_fence +// extension and GLES3 sync objects. + +#include "libANGLE/Fence.h" + +#include "libANGLE/renderer/FenceNVImpl.h" +#include "libANGLE/renderer/FenceSyncImpl.h" +#include "libANGLE/renderer/Renderer.h" +#include "common/utilities.h" + +#include "angle_gl.h" + +namespace gl +{ + +FenceNV::FenceNV(rx::FenceNVImpl *impl) + : mFence(impl), + mIsSet(false), + mStatus(GL_FALSE), + mCondition(GL_NONE) +{ +} + +FenceNV::~FenceNV() +{ + SafeDelete(mFence); +} + +GLboolean FenceNV::isFence() const +{ + // GL_NV_fence spec: + // A name returned by GenFencesNV, but not yet set via SetFenceNV, is not the name of an existing fence. + return (mIsSet ? GL_TRUE : GL_FALSE); +} + +Error FenceNV::setFence(GLenum condition) +{ + Error error = mFence->set(); + if (error.isError()) + { + return error; + } + + mCondition = condition; + mStatus = GL_FALSE; + mIsSet = true; + + return Error(GL_NO_ERROR); +} + +Error FenceNV::testFence(GLboolean *outResult) +{ + // Flush the command buffer by default + Error error = mFence->test(true, &mStatus); + if (error.isError()) + { + return error; + } + + *outResult = mStatus; + return Error(GL_NO_ERROR); +} + +Error FenceNV::finishFence() +{ + ASSERT(mIsSet); + + return mFence->finishFence(&mStatus); +} + +FenceSync::FenceSync(rx::FenceSyncImpl *impl, GLuint id) + : RefCountObject(id), + mFence(impl), + mCondition(GL_NONE) +{ +} + +FenceSync::~FenceSync() +{ + SafeDelete(mFence); +} + +Error FenceSync::set(GLenum condition) +{ + Error error = mFence->set(); + if (error.isError()) + { + return error; + } + + mCondition = condition; + return Error(GL_NO_ERROR); +} + +Error FenceSync::clientWait(GLbitfield flags, GLuint64 timeout, GLenum *outResult) +{ + ASSERT(mCondition != GL_NONE); + return mFence->clientWait(flags, timeout, outResult); +} + +Error FenceSync::serverWait(GLbitfield flags, GLuint64 timeout) +{ + return mFence->serverWait(flags, timeout); +} + +Error FenceSync::getStatus(GLint *outResult) const +{ + return mFence->getStatus(outResult); +} + +} |