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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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#pragma once
#ifndef QT3DS_RENDER_MESH_H
#define QT3DS_RENDER_MESH_H
#include "Qt3DSRender.h"
#include "render/Qt3DSRenderVertexBuffer.h"
#include "render/Qt3DSRenderIndexBuffer.h"
#include "render/Qt3DSRenderInputAssembler.h"
#include "foundation/Qt3DSBounds3.h"
#include "foundation/StringTable.h"
#include "foundation/Qt3DSContainers.h"
#include "foundation/Qt3DSRefCounted.h"
#include "foundation/Qt3DSNoCopy.h"
namespace qt3ds {
namespace render {
struct SRenderSubsetBase
{
QT3DSU32 m_Count;
QT3DSU32 m_Offset;
NVBounds3 m_Bounds; // Vertex buffer bounds
SRenderSubsetBase() {}
SRenderSubsetBase(const SRenderSubsetBase &inOther)
: m_Count(inOther.m_Count)
, m_Offset(inOther.m_Offset)
, m_Bounds(inOther.m_Bounds)
{
}
SRenderSubsetBase &operator=(const SRenderSubsetBase &inOther)
{
m_Count = inOther.m_Count;
m_Offset = inOther.m_Offset;
m_Bounds = inOther.m_Bounds;
return *this;
}
};
struct SRenderJoint
{
QT3DSI32 m_JointID;
QT3DSI32 m_ParentID;
QT3DSF32 m_invBindPose[16];
QT3DSF32 m_localToGlobalBoneSpace[16];
};
struct SRenderSubset : public SRenderSubsetBase
{
NVRenderInputAssembler *m_InputAssembler;
NVRenderInputAssembler *m_InputAssemblerDepth;
NVRenderInputAssembler
*m_InputAssemblerPoints; ///< similar to depth but ignores index buffer.
NVRenderVertexBuffer *m_VertexBuffer;
NVRenderVertexBuffer
*m_PosVertexBuffer; ///< separate position buffer for fast depth path rendering
NVRenderIndexBuffer *m_IndexBuffer;
NVRenderDrawMode::Enum m_PrimitiveType; ///< primitive type used for drawing
QT3DSF32 m_EdgeTessFactor; ///< edge tessellation amount used for tessellation shaders
QT3DSF32 m_InnerTessFactor; ///< inner tessellation amount used for tessellation shaders
bool m_WireframeMode; ///< true if we should draw the object as wireframe ( currently ony if
///tessellation is enabled )
NVConstDataRef<SRenderJoint> m_Joints;
CRegisteredString m_Name;
nvvector<SRenderSubsetBase> m_SubSubsets;
SRenderSubset(NVAllocatorCallback &alloc)
: m_InputAssembler(NULL)
, m_InputAssemblerDepth(NULL)
, m_InputAssemblerPoints(NULL)
, m_VertexBuffer(NULL)
, m_PosVertexBuffer(NULL)
, m_IndexBuffer(NULL)
, m_PrimitiveType(NVRenderDrawMode::Triangles)
, m_EdgeTessFactor(1.0)
, m_InnerTessFactor(1.0)
, m_WireframeMode(false)
, m_SubSubsets(alloc, "SRenderSubset::m_SubSubsets")
{
}
SRenderSubset(const SRenderSubset &inOther)
: SRenderSubsetBase(inOther)
, m_InputAssembler(inOther.m_InputAssembler)
, m_InputAssemblerDepth(inOther.m_InputAssemblerDepth)
, m_InputAssemblerPoints(inOther.m_InputAssemblerPoints)
, m_VertexBuffer(inOther.m_VertexBuffer)
, m_PosVertexBuffer(inOther.m_PosVertexBuffer)
, m_IndexBuffer(inOther.m_IndexBuffer)
, m_PrimitiveType(inOther.m_PrimitiveType)
, m_EdgeTessFactor(inOther.m_EdgeTessFactor)
, m_InnerTessFactor(inOther.m_InnerTessFactor)
, m_WireframeMode(inOther.m_WireframeMode)
, m_Joints(inOther.m_Joints)
, m_Name(inOther.m_Name)
, m_SubSubsets(inOther.m_SubSubsets)
{
}
// Note that subSubsets is *not* copied.
SRenderSubset(NVAllocatorCallback &alloc, const SRenderSubset &inOther,
const SRenderSubsetBase &inBase)
: SRenderSubsetBase(inBase)
, m_InputAssembler(inOther.m_InputAssembler)
, m_InputAssemblerDepth(inOther.m_InputAssemblerDepth)
, m_InputAssemblerPoints(inOther.m_InputAssemblerPoints)
, m_VertexBuffer(inOther.m_VertexBuffer)
, m_PosVertexBuffer(inOther.m_PosVertexBuffer)
, m_IndexBuffer(inOther.m_IndexBuffer)
, m_PrimitiveType(inOther.m_PrimitiveType)
, m_EdgeTessFactor(inOther.m_EdgeTessFactor)
, m_InnerTessFactor(inOther.m_InnerTessFactor)
, m_WireframeMode(inOther.m_WireframeMode)
, m_Name(inOther.m_Name)
, m_SubSubsets(alloc, "SRenderSubset::m_SubSubsets")
{
}
SRenderSubset &operator=(const SRenderSubset &inOther)
{
if (this != &inOther) {
SRenderSubsetBase::operator=(inOther);
m_InputAssembler = inOther.m_InputAssembler;
m_InputAssemblerDepth = inOther.m_InputAssemblerDepth;
m_VertexBuffer = inOther.m_VertexBuffer;
m_PosVertexBuffer = inOther.m_PosVertexBuffer;
m_IndexBuffer = inOther.m_IndexBuffer;
m_PrimitiveType = inOther.m_PrimitiveType;
m_EdgeTessFactor = inOther.m_EdgeTessFactor;
m_InnerTessFactor = inOther.m_InnerTessFactor;
m_WireframeMode = inOther.m_WireframeMode;
m_Joints = inOther.m_Joints;
m_Name = inOther.m_Name;
m_SubSubsets = inOther.m_SubSubsets;
}
return *this;
}
};
struct SRenderMesh : public NoCopy
{
nvvector<SRenderSubset> m_Subsets;
nvvector<SRenderJoint> m_Joints;
NVRenderDrawMode::Enum m_DrawMode;
NVRenderWinding::Enum m_Winding; // counterclockwise
QT3DSU32 m_MeshId; // Id from the file of this mesh.
SRenderMesh(NVRenderDrawMode::Enum inDrawMode, NVRenderWinding::Enum inWinding,
QT3DSU32 inMeshId, NVAllocatorCallback &alloc)
: m_Subsets(alloc, "SRenderMesh::m_Subsets")
, m_Joints(alloc, "SRenderMesh::Joints")
, m_DrawMode(inDrawMode)
, m_Winding(inWinding)
, m_MeshId(inMeshId)
{
}
};
}
}
#endif
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