qssgrenderhelpers.cpp

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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
#include "qssgrendercontextcore_p.h"
#include "qssgrenderhelpers_p.h"
 
#include <QtQuick3DRuntimeRender/private/qssgrenderer_p.h>
#include <QtQuick3DRuntimeRender/private/qssglayerrenderdata_p.h>
 
#include <QtQuick3DUtils/private/qssgassert_p.h>
 
QT_BEGIN_NAMESPACE
 
void QSSGRenderHelpers::rhiPrepareRenderable(QSSGRhiContext &rhiCtx,
                                             QSSGPassKey passKey,
                                             const QSSGFrameData &frameData,
                                             QSSGRenderableObject &inObject,
                                             QRhiRenderPassDescriptor *renderPassDescriptor,
                                             QSSGRhiGraphicsPipelineState *ps,
                                             int samples)
{
    auto *layerData = frameData.getCurrent();
    QSSG_ASSERT(layerData, return);
    RenderHelpers::rhiPrepareRenderable(&rhiCtx,
                                        passKey,
                                        *layerData,
                                        inObject,
                                        renderPassDescriptor,
                                        ps,
                                        layerData->getShaderFeatures(),
                                        samples);
}
 
void QSSGRenderHelpers::rhiRenderRenderable(QSSGRhiContext &rhiCtx,
                                            const QSSGRhiGraphicsPipelineState &state,
                                            QSSGRenderableObject &object,
                                            bool *needsSetViewport)
{
    RenderHelpers::rhiRenderRenderable(&rhiCtx, state, object, needsSetViewport);
}
 
QSSGRenderHelpers::QSSGRenderHelpers()
{
 
}
 
void QSSGModelHelpers::ensureMeshes(const QSSGRenderContextInterface &contextInterface,
                                    QSSGRenderableNodes &renderableModels)
{
    QSSGLayerRenderData::prepareModelMeshesForRenderInternal(contextInterface, renderableModels, false);
}
 
bool QSSGModelHelpers::createRenderables(QSSGRenderContextInterface &contextInterface,
                                         const QSSGRenderableNodes &renderableModels,
                                         const QSSGRenderCamera &camera,
                                         RenderableFilter filter,
                                         float lodThreshold)
{
    auto layer = QSSGLayerRenderData::getCurrent(*contextInterface.renderer());
    auto &flags = layer->layerPrepResult->flags; // TODO: Maybe not an optional? also, is there any point returing wasDirty here?
    const auto &cameraData = layer->getCameraRenderData(&camera);
    return layer->prepareModelsForRender(renderableModels, flags, cameraData, filter, lodThreshold);
}
 
QT_END_NAMESPACE