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/****************************************************************************
**
** Copyright (C) 2008-2012 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "Qt3DSOldNBustedRenderPlugin.h"
#include "SystemPrefix.h"
#include "Qt3DSDLLManager.h"
#include "render/Qt3DSRenderContext.h"
#ifdef WIN32
#pragma warning(disable : 4355) // this used in initializer list. I have never seen this result in
// a physical error
#endif
namespace qt3ds {
namespace render {
COldNBustedPluginRenderer::COldNBustedPluginRenderer(IQt3DSRenderContext &inRenderContext,
long inDLLHandle)
: m_RenderContext(inRenderContext)
, m_DLLHandle(inDLLHandle)
, mRefCount(0)
, m_OffscreenRendererType(inRenderContext.GetStringTable().RegisterStr(GetRendererName()))
{
if (m_DLLHandle != -1) {
Q3DStudio::CDLLManager &theManager = Q3DStudio::CDLLManager::GetDLLManager();
// Grab function procs
m_GetTextureSizeProc = reinterpret_cast<PROC_GetDesiredTextureSize>(
theManager.GetProc("GetDesiredTextureSize", m_DLLHandle));
Q3DStudio_ASSERT(m_GetTextureSizeProc);
m_RenderProc = reinterpret_cast<PROC_Render>(theManager.GetProc("Render", m_DLLHandle));
Q3DStudio_ASSERT(m_RenderProc);
}
}
NVRenderTextureFormats::Enum convertTextureFormat(ETEXTUREFORMAT fmt)
{
NVRenderTextureFormats::Enum ret = NVRenderTextureFormats::RGBA8;
switch (fmt) {
case ETEXTUREFORMAT_RGBA8:
break;
case ETEXTUREFORMAT_RGB8:
ret = NVRenderTextureFormats::RGB8;
break;
default:
break;
}
return ret;
}
SOffscreenRendererEnvironment
COldNBustedPluginRenderer::GetDesiredEnvironment(QT3DSVec2 inPresScale)
{
long width, height;
ETEXTUREFORMAT format;
m_GetTextureSizeProc(&width, &height, &format);
return SOffscreenRendererEnvironment(
(QT3DSU32)(width * inPresScale.x), (QT3DSU32)(height * inPresScale.y),
convertTextureFormat(format), OffscreenRendererDepthValues::Depth24, false,
AAModeValues::NoAA);
}
SOffscreenRenderFlags
COldNBustedPluginRenderer::NeedsRender(const SOffscreenRendererEnvironment & /*inEnvironment*/,
QT3DSVec2 /*inPresScale*/,
const SRenderInstanceId)
{
return SOffscreenRenderFlags(true, true);
}
// Returns true if the rendered result image has transparency, or false
// if it should be treated as a completely opaque image.
void COldNBustedPluginRenderer::Render(const SOffscreenRendererEnvironment &inEnvironment,
NVRenderContext &inRenderContext, QT3DSVec2 /*inPresScale*/,
SScene::RenderClearCommand /*inClearColorBuffer*/,
const SRenderInstanceId)
{
inRenderContext.PushPropertySet();
m_RenderProc(inEnvironment.m_Width, inEnvironment.m_Height, 1);
inRenderContext.PopPropertySet(true);
}
}
}
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