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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or 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.GPL2 and 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-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSGD3D12MATERIAL_P_H
#define QSGD3D12MATERIAL_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 <QtQuick/qsgmaterial.h>
#include "qsgd3d12engine_p.h"
QT_BEGIN_NAMESPACE
class QSGRenderer;
// The D3D renderer works with QSGD3D12Material as the "base" class since
// QSGMaterial and its GL program related bits are not suitable. Also, there is
// no split like with QSGMaterialShader.
class QSGD3D12Material : public QSGMaterial
{
public:
struct RenderState {
enum DirtyState {
DirtyMatrix = 0x0001,
DirtyOpacity = 0x0002,
DirtyAll = 0xFFFF
};
Q_DECLARE_FLAGS(DirtyStates, DirtyState)
DirtyStates dirtyStates() const { return m_dirty; }
bool isMatrixDirty() const { return m_dirty & DirtyMatrix; }
bool isOpacityDirty() const { return m_dirty & DirtyOpacity; }
float opacity() const;
QMatrix4x4 combinedMatrix() const;
QMatrix4x4 modelViewMatrix() const;
QMatrix4x4 projectionMatrix() const;
QRect viewportRect() const;
QRect deviceRect() const;
float determinant() const;
float devicePixelRatio() const;
DirtyStates m_dirty = 0;
void *m_data = nullptr;
};
enum UpdateResult {
UpdatedShaders = 0x0001,
UpdatedConstantBuffer = 0x0002
};
Q_DECLARE_FLAGS(UpdateResults, UpdateResult)
static RenderState makeRenderState(QSGRenderer *renderer, RenderState::DirtyStates dirty);
virtual int constantBufferSize() const = 0;
virtual void preparePipeline(QSGD3D12ShaderState *shaders) = 0;
virtual UpdateResults updatePipeline(const RenderState &state,
QSGD3D12ShaderState *shaders,
quint8 *constantBuffer) = 0;
private:
QSGMaterialShader *createShader() const override; // dummy, QSGMaterialShader is too GL dependent
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGD3D12Material::RenderState::DirtyStates)
Q_DECLARE_OPERATORS_FOR_FLAGS(QSGD3D12Material::UpdateResults)
class QSGD3D12VertexColorMaterial : public QSGD3D12Material
{
public:
QSGMaterialType *type() const override;
int compare(const QSGMaterial *other) const override;
virtual int constantBufferSize() const override;
void preparePipeline(QSGD3D12ShaderState *shaders) override;
UpdateResults updatePipeline(const RenderState &state,
QSGD3D12ShaderState *shaders,
quint8 *constantBuffer) override;
private:
static QSGMaterialType mtype;
};
class QSGD3D12SmoothColorMaterial : public QSGD3D12Material
{
public:
QSGD3D12SmoothColorMaterial();
QSGMaterialType *type() const override;
int compare(const QSGMaterial *other) const override;
virtual int constantBufferSize() const override;
void preparePipeline(QSGD3D12ShaderState *shaders) override;
UpdateResults updatePipeline(const RenderState &state,
QSGD3D12ShaderState *shaders,
quint8 *constantBuffer) override;
private:
static QSGMaterialType mtype;
};
QT_END_NAMESPACE
#endif // QSGD3D12MATERIAL_P_H
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