[cc] Rename all cc/ filenames to Chromium style

BUG=155413

Review URL: https://codereview.chromium.org/11122003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@161671 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 180 insertions, 0 deletions

diff --git a/cc/prioritized_texture.cc b/cc/prioritized_texture.cc
new file mode 100644
index 0000000..2940e92
--- /dev/null
+++ b/cc/prioritized_texture.cc
@@ -0,0 +1,180 @@
+// Copyright 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "config.h"
+
+#include "CCPrioritizedTexture.h"
+
+#include "CCPrioritizedTextureManager.h"
+#include "CCPriorityCalculator.h"
+#include "CCProxy.h"
+#include <algorithm>
+
+using namespace std;
+
+namespace cc {
+
+CCPrioritizedTexture::CCPrioritizedTexture(CCPrioritizedTextureManager* manager, IntSize size, GC3Denum format)
+    : m_size(size)
+    , m_format(format)
+    , m_bytes(0)
+    , m_priority(CCPriorityCalculator::lowestPriority())
+    , m_isAbovePriorityCutoff(false)
+    , m_isSelfManaged(false)
+    , m_backing(0)
+    , m_manager(0)
+{
+    // m_manager is set in registerTexture() so validity can be checked.
+    ASSERT(format || size.isEmpty());
+    if (format)
+        m_bytes = CCTexture::memorySizeBytes(size, format);
+    if (manager)
+        manager->registerTexture(this);
+}
+
+CCPrioritizedTexture::~CCPrioritizedTexture()
+{
+    if (m_manager)
+        m_manager->unregisterTexture(this);
+}
+
+void CCPrioritizedTexture::setTextureManager(CCPrioritizedTextureManager* manager)
+{
+    if (m_manager == manager)
+        return;
+    if (m_manager)
+        m_manager->unregisterTexture(this);
+    if (manager)
+        manager->registerTexture(this);
+}
+
+void CCPrioritizedTexture::setDimensions(IntSize size, GC3Denum format)
+{
+    if (m_format != format || m_size != size) {
+        m_isAbovePriorityCutoff = false;
+        m_format = format;
+        m_size = size;
+        m_bytes = CCTexture::memorySizeBytes(size, format);
+        ASSERT(m_manager || !m_backing);
+        if (m_manager)
+            m_manager->returnBackingTexture(this);
+    }
+}
+
+bool CCPrioritizedTexture::requestLate()
+{
+    if (!m_manager)
+        return false;
+    return m_manager->requestLate(this);
+}
+
+bool CCPrioritizedTexture::backingResourceWasEvicted() const
+{
+    return m_backing ? m_backing->resourceHasBeenDeleted() : false;
+}
+
+void CCPrioritizedTexture::acquireBackingTexture(CCResourceProvider* resourceProvider)
+{
+    ASSERT(m_isAbovePriorityCutoff);
+    if (m_isAbovePriorityCutoff)
+        m_manager->acquireBackingTextureIfNeeded(this, resourceProvider);
+}
+
+CCResourceProvider::ResourceId CCPrioritizedTexture::resourceId() const
+{
+    if (m_backing)
+        return m_backing->id();
+    return 0;
+}
+
+void CCPrioritizedTexture::upload(CCResourceProvider* resourceProvider,
+                                  const uint8_t* image, const IntRect& imageRect,
+                                  const IntRect& sourceRect, const IntSize& destOffset)
+{
+    ASSERT(m_isAbovePriorityCutoff);
+    if (m_isAbovePriorityCutoff)
+        acquireBackingTexture(resourceProvider);
+    ASSERT(m_backing);
+    resourceProvider->upload(resourceId(), image, imageRect, sourceRect, destOffset);
+}
+
+void CCPrioritizedTexture::link(Backing* backing)
+{
+    ASSERT(backing);
+    ASSERT(!backing->m_owner);
+    ASSERT(!m_backing);
+
+    m_backing = backing;
+    m_backing->m_owner = this;
+}
+
+void CCPrioritizedTexture::unlink()
+{
+    ASSERT(m_backing);
+    ASSERT(m_backing->m_owner == this);
+
+    m_backing->m_owner = 0;
+    m_backing = 0;
+}
+
+void CCPrioritizedTexture::setToSelfManagedMemoryPlaceholder(size_t bytes)
+{
+    setDimensions(IntSize(), GraphicsContext3D::RGBA);
+    setIsSelfManaged(true);
+    m_bytes = bytes;
+}
+
+CCPrioritizedTexture::Backing::Backing(unsigned id, CCResourceProvider* resourceProvider, IntSize size, GC3Denum format)
+    : CCTexture(id, size, format)
+    , m_owner(0)
+    , m_priorityAtLastPriorityUpdate(CCPriorityCalculator::lowestPriority())
+    , m_ownerExistedAtLastPriorityUpdate(false)
+    , m_wasAbovePriorityCutoffAtLastPriorityUpdate(false)
+    , m_resourceHasBeenDeleted(false)
+#ifndef NDEBUG
+    , m_resourceProvider(resourceProvider)
+#endif
+{
+}
+
+CCPrioritizedTexture::Backing::~Backing()
+{
+    ASSERT(!m_owner);
+    ASSERT(m_resourceHasBeenDeleted);
+}
+
+void CCPrioritizedTexture::Backing::deleteResource(CCResourceProvider* resourceProvider)
+{
+    ASSERT(CCProxy::isImplThread());
+    ASSERT(!m_resourceHasBeenDeleted);
+#ifndef NDEBUG
+    ASSERT(resourceProvider == m_resourceProvider);
+#endif
+
+    resourceProvider->deleteResource(id());
+    setId(0);
+    m_resourceHasBeenDeleted = true;
+}
+
+bool CCPrioritizedTexture::Backing::resourceHasBeenDeleted() const
+{
+    ASSERT(CCProxy::isImplThread());
+    return m_resourceHasBeenDeleted;
+}
+
+void CCPrioritizedTexture::Backing::updatePriority()
+{
+    ASSERT(CCProxy::isImplThread() && CCProxy::isMainThreadBlocked());
+    if (m_owner) {
+        m_ownerExistedAtLastPriorityUpdate = true;
+        m_priorityAtLastPriorityUpdate = m_owner->requestPriority();
+        m_wasAbovePriorityCutoffAtLastPriorityUpdate = m_owner->isAbovePriorityCutoff();
+    } else {
+        m_ownerExistedAtLastPriorityUpdate = false;
+        m_priorityAtLastPriorityUpdate = CCPriorityCalculator::lowestPriority();
+        m_wasAbovePriorityCutoffAtLastPriorityUpdate = false;
+    }
+}
+
+} // namespace cc