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o3de/Code/Sandbox/Editor/Thumbnails/TextureThumbnailRenderer.cpp

104 lines
3.0 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
#include "EditorDefs.h"
#include "TextureThumbnailRenderer.h"
// AzCore
#include <AzCore/Asset/AssetManagerBus.h>
// AzToolsFramework
#include <AzToolsFramework/AssetBrowser/EBusFindAssetTypeByName.h>
// Editor
#include "Util/Image.h"
#include "Util/ImageUtil.h"
TextureThumbnailRenderer::TextureThumbnailRenderer()
{
EBusFindAssetTypeByName result("Texture");
AZ::AssetTypeInfoBus::BroadcastResult(result, &AZ::AssetTypeInfo::GetAssetType);
m_assetType = result.GetAssetType();
AzToolsFramework::Thumbnailer::ThumbnailerRendererRequestBus::Handler::BusConnect(m_assetType);
AZ::SystemTickBus::Handler::BusConnect();
}
TextureThumbnailRenderer::~TextureThumbnailRenderer()
{
AzToolsFramework::Thumbnailer::ThumbnailerRendererRequestBus::Handler::BusDisconnect();
AZ::SystemTickBus::Handler::BusDisconnect();
}
void TextureThumbnailRenderer::OnSystemTick()
{
AzToolsFramework::Thumbnailer::ThumbnailerRendererRequestBus::ExecuteQueuedEvents();
}
void TextureThumbnailRenderer::RenderThumbnail(AZ::Data::AssetId assetId, int thumbnailSize)
{
QPixmap thumbnail;
if (Render(thumbnail, assetId, thumbnailSize))
{
AzToolsFramework::Thumbnailer::ThumbnailerRendererNotificationBus::Event(assetId,
&AzToolsFramework::Thumbnailer::ThumbnailerRendererNotifications::ThumbnailRendered, thumbnail);
}
else
{
AzToolsFramework::Thumbnailer::ThumbnailerRendererNotificationBus::Event(assetId,
&AzToolsFramework::Thumbnailer::ThumbnailerRendererNotifications::ThumbnailFailedToRender);
}
}
bool TextureThumbnailRenderer::Installed() const
{
return true;
}
bool TextureThumbnailRenderer::Render(QPixmap& thumbnail, AZ::Data::AssetId assetId, int thumbnailSize) const
{
// get filepath
AZStd::string path;
AZ::Data::AssetCatalogRequestBus::BroadcastResult(
path,
&AZ::Data::AssetCatalogRequests::GetAssetPathById,
assetId);
CImageEx img;
if (!CImageUtil::LoadImage(path.c_str(), img))
{
return false;
}
unsigned int* data = img.GetData();
if (!data)
{
img.Release();
return false;
}
if (0 == img.GetWidth() || 0 == img.GetHeight())
{
img.Release();
return false;
}
thumbnail = QPixmap::fromImage(QImage(reinterpret_cast<uchar*>(data), img.GetWidth(), img.GetHeight(), QImage::Format_ARGB32)
.scaled(thumbnailSize, thumbnailSize, Qt::IgnoreAspectRatio)).copy();
return true;
}