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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QQUICKRHIITEM_P_H
#define QQUICKRHIITEM_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qquickrhiitem.h"
#include <QtQuick/QSGTextureProvider>
#include <QtQuick/QSGSimpleTextureNode>
#include <QtQuick/private/qquickitem_p.h>
#include <rhi/qrhi.h>
QT_BEGIN_NAMESPACE
class QQuickRhiItemNode : public QSGTextureProvider, public QSGSimpleTextureNode
{
Q_OBJECT
public:
QQuickRhiItemNode(QQuickRhiItem *item);
QSGTexture *texture() const override;
void sync();
QRhiCommandBuffer *queryCommandBuffer();
void resetColorBufferObjects();
void resetRenderTargetObjects();
bool isValid() const
{
return m_rhi && m_sgTexture;
}
void scheduleUpdate()
{
m_renderPending = true;
m_window->update(); // ensure getting to beforeRendering() at some point
}
bool hasRenderer() const
{
return m_renderer != nullptr;
}
void setRenderer(QQuickRhiItemRenderer *r)
{
m_renderer.reset(r);
}
QQuickRhiItem *m_item;
QQuickWindow *m_window;
QSize m_pixelSize;
qreal m_dpr = 0.0f;
QRhi *m_rhi = nullptr;
bool m_renderPending = true;
std::unique_ptr<QSGTexture> m_sgTexture;
std::unique_ptr<QQuickRhiItemRenderer> m_renderer;
QRhiTexture *m_colorTexture = nullptr;
QRhiTexture *m_resolveTexture = nullptr;
std::unique_ptr<QRhiRenderBuffer> m_msaaColorBuffer;
std::unique_ptr<QRhiRenderBuffer> m_depthStencilBuffer;
std::unique_ptr<QRhiTextureRenderTarget> m_renderTarget;
std::unique_ptr<QRhiRenderPassDescriptor> m_renderPassDescriptor;
public slots:
void render();
};
class QQuickRhiItemPrivate : public QQuickItemPrivate
{
Q_DECLARE_PUBLIC(QQuickRhiItem)
public:
static QQuickRhiItemPrivate *get(QQuickRhiItem *item) { return item->d_func(); }
mutable QQuickRhiItemNode *node = nullptr;
QQuickRhiItem::TextureFormat itemTextureFormat = QQuickRhiItem::TextureFormat::RGBA8;
QRhiTexture::Format rhiTextureFormat = QRhiTexture::RGBA8;
int samples = 1;
bool autoRenderTarget = true;
bool mirrorVertically = false;
bool blend = false;
int fixedTextureWidth = 0;
int fixedTextureHeight = 0;
QSize effectiveTextureSize;
};
QT_END_NAMESPACE
#endif
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