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137 lines
2.7 KiB
C++
137 lines
2.7 KiB
C++
// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#pragma once
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#include <vector>
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#include "IVertexBuffer.h"
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// Define to receive warnings when violating the hw mapping hints
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//#define VERTEXBUFFER_HINT_DEBUG
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#ifdef VERTEXBUFFER_HINT_DEBUG
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#include "../src/os.h"
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#endif
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namespace irr
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{
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namespace scene
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{
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//! Template implementation of the IVertexBuffer interface
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template <class T>
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class CVertexBuffer final : public IVertexBuffer
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{
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public:
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//! Default constructor for empty buffer
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CVertexBuffer()
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{
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#ifdef _DEBUG
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setDebugName("CVertexBuffer");
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#endif
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}
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const void *getData() const override
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{
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return Data.data();
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}
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void *getData() override
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{
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return Data.data();
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}
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u32 getCount() const override
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{
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return static_cast<u32>(Data.size());
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}
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video::E_VERTEX_TYPE getType() const override
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{
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return T::getType();
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}
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const core::vector3df &getPosition(u32 i) const override
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{
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return Data[i].Pos;
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}
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core::vector3df &getPosition(u32 i) override
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{
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return Data[i].Pos;
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}
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const core::vector3df &getNormal(u32 i) const override
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{
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return Data[i].Normal;
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}
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core::vector3df &getNormal(u32 i) override
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{
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return Data[i].Normal;
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}
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const core::vector2df &getTCoords(u32 i) const override
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{
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return Data[i].TCoords;
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}
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core::vector2df &getTCoords(u32 i) override
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{
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return Data[i].TCoords;
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}
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E_HARDWARE_MAPPING getHardwareMappingHint() const override
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{
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return MappingHint;
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}
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void setHardwareMappingHint(E_HARDWARE_MAPPING NewMappingHint) override
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{
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MappingHint = NewMappingHint;
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}
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void setDirty() override
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{
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++ChangedID;
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#ifdef VERTEXBUFFER_HINT_DEBUG
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if (MappingHint == EHM_STATIC && HWBuffer) {
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char buf[100];
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snprintf_irr(buf, sizeof(buf), "CVertexBuffer @ %p modified, but it has a static hint", this);
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os::Printer::log(buf, ELL_WARNING);
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}
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#endif
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}
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u32 getChangedID() const override { return ChangedID; }
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void setHWBuffer(void *ptr) const override
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{
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HWBuffer = ptr;
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}
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void *getHWBuffer() const override
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{
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return HWBuffer;
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}
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u32 ChangedID = 1;
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//! hardware mapping hint
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E_HARDWARE_MAPPING MappingHint = EHM_NEVER;
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mutable void *HWBuffer = nullptr;
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//! Vertices of this buffer
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std::vector<T> Data;
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};
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//! Standard buffer
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typedef CVertexBuffer<video::S3DVertex> SVertexBuffer;
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//! Buffer with two texture coords per vertex, e.g. for lightmaps
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typedef CVertexBuffer<video::S3DVertex2TCoords> SVertexBufferLightMap;
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//! Buffer with vertices having tangents stored, e.g. for normal mapping
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typedef CVertexBuffer<video::S3DVertexTangents> SVertexBufferTangents;
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} // end namespace scene
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} // end namespace irr
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