mirror of
https://github.com/luanti-org/luanti.git
synced 2025-08-26 18:21:04 +00:00
Copy irrlichtmt to <root>/irr/
This commit is contained in:
import
sfan5
parent
a7908da968
commit
f638482fba
349 changed files with 109124 additions and 0 deletions
288
irr/include/S3DVertex.h
Normal file
288
irr/include/S3DVertex.h
Normal file
|
|
@ -0,0 +1,288 @@
|
|||
// Copyright (C) 2002-2012 Nikolaus Gebhardt
|
||||
// This file is part of the "Irrlicht Engine".
|
||||
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
||||
|
||||
#pragma once
|
||||
|
||||
#include "vector3d.h"
|
||||
#include "vector2d.h"
|
||||
#include "SColor.h"
|
||||
|
||||
namespace irr
|
||||
{
|
||||
namespace video
|
||||
{
|
||||
|
||||
//! Enumeration for all vertex types there are.
|
||||
enum E_VERTEX_TYPE
|
||||
{
|
||||
//! Standard vertex type used by the Irrlicht engine, video::S3DVertex.
|
||||
EVT_STANDARD = 0,
|
||||
|
||||
//! Vertex with two texture coordinates, video::S3DVertex2TCoords.
|
||||
/** Usually used for geometry with lightmaps or other special materials. */
|
||||
EVT_2TCOORDS,
|
||||
|
||||
//! Vertex with a tangent and binormal vector, video::S3DVertexTangents.
|
||||
/** Usually used for tangent space normal mapping.
|
||||
Usually tangent and binormal get send to shaders as texture coordinate sets 1 and 2.
|
||||
*/
|
||||
EVT_TANGENTS
|
||||
};
|
||||
|
||||
//! Array holding the built in vertex type names
|
||||
const char *const sBuiltInVertexTypeNames[] = {
|
||||
"standard",
|
||||
"2tcoords",
|
||||
"tangents",
|
||||
0,
|
||||
};
|
||||
|
||||
//! standard vertex used by the Irrlicht engine.
|
||||
struct S3DVertex
|
||||
{
|
||||
//! default constructor
|
||||
constexpr S3DVertex() :
|
||||
Color(0xffffffff) {}
|
||||
|
||||
//! constructor
|
||||
constexpr S3DVertex(f32 x, f32 y, f32 z, f32 nx, f32 ny, f32 nz, SColor c, f32 tu, f32 tv) :
|
||||
Pos(x, y, z), Normal(nx, ny, nz), Color(c), TCoords(tu, tv) {}
|
||||
|
||||
//! constructor
|
||||
constexpr S3DVertex(const core::vector3df &pos, const core::vector3df &normal,
|
||||
SColor color, const core::vector2df &tcoords) :
|
||||
Pos(pos),
|
||||
Normal(normal), Color(color), TCoords(tcoords) {}
|
||||
|
||||
//! Position
|
||||
core::vector3df Pos;
|
||||
|
||||
//! Normal vector
|
||||
core::vector3df Normal;
|
||||
|
||||
//! Color
|
||||
SColor Color;
|
||||
|
||||
//! Texture coordinates
|
||||
core::vector2df TCoords;
|
||||
|
||||
constexpr bool operator==(const S3DVertex &other) const
|
||||
{
|
||||
return ((Pos == other.Pos) && (Normal == other.Normal) &&
|
||||
(Color == other.Color) && (TCoords == other.TCoords));
|
||||
}
|
||||
|
||||
constexpr bool operator!=(const S3DVertex &other) const
|
||||
{
|
||||
return ((Pos != other.Pos) || (Normal != other.Normal) ||
|
||||
(Color != other.Color) || (TCoords != other.TCoords));
|
||||
}
|
||||
|
||||
constexpr bool operator<(const S3DVertex &other) const
|
||||
{
|
||||
return ((Pos < other.Pos) ||
|
||||
((Pos == other.Pos) && (Normal < other.Normal)) ||
|
||||
((Pos == other.Pos) && (Normal == other.Normal) && (Color < other.Color)) ||
|
||||
((Pos == other.Pos) && (Normal == other.Normal) && (Color == other.Color) && (TCoords < other.TCoords)));
|
||||
}
|
||||
|
||||
//! Get type of the class
|
||||
static E_VERTEX_TYPE getType()
|
||||
{
|
||||
return EVT_STANDARD;
|
||||
}
|
||||
|
||||
//\param d d=0 returns other, d=1 returns this, values between interpolate.
|
||||
S3DVertex getInterpolated(const S3DVertex &other, f32 d)
|
||||
{
|
||||
d = core::clamp(d, 0.0f, 1.0f);
|
||||
return S3DVertex(Pos.getInterpolated(other.Pos, d),
|
||||
Normal.getInterpolated(other.Normal, d),
|
||||
Color.getInterpolated(other.Color, d),
|
||||
TCoords.getInterpolated(other.TCoords, d));
|
||||
}
|
||||
};
|
||||
|
||||
//! Vertex with two texture coordinates.
|
||||
/** Usually used for geometry with lightmaps
|
||||
or other special materials.
|
||||
*/
|
||||
struct S3DVertex2TCoords : public S3DVertex
|
||||
{
|
||||
//! default constructor
|
||||
constexpr S3DVertex2TCoords() :
|
||||
S3DVertex() {}
|
||||
|
||||
//! constructor with two different texture coords, but no normal
|
||||
constexpr S3DVertex2TCoords(f32 x, f32 y, f32 z, SColor c, f32 tu, f32 tv, f32 tu2, f32 tv2) :
|
||||
S3DVertex(x, y, z, 0.0f, 0.0f, 0.0f, c, tu, tv), TCoords2(tu2, tv2) {}
|
||||
|
||||
//! constructor with two different texture coords, but no normal
|
||||
constexpr S3DVertex2TCoords(const core::vector3df &pos, SColor color,
|
||||
const core::vector2df &tcoords, const core::vector2df &tcoords2) :
|
||||
S3DVertex(pos, core::vector3df(), color, tcoords),
|
||||
TCoords2(tcoords2) {}
|
||||
|
||||
//! constructor with all values
|
||||
constexpr S3DVertex2TCoords(const core::vector3df &pos, const core::vector3df &normal, const SColor &color,
|
||||
const core::vector2df &tcoords, const core::vector2df &tcoords2) :
|
||||
S3DVertex(pos, normal, color, tcoords),
|
||||
TCoords2(tcoords2) {}
|
||||
|
||||
//! constructor with all values
|
||||
constexpr S3DVertex2TCoords(f32 x, f32 y, f32 z, f32 nx, f32 ny, f32 nz,
|
||||
SColor c, f32 tu, f32 tv, f32 tu2, f32 tv2) :
|
||||
S3DVertex(x, y, z, nx, ny, nz, c, tu, tv),
|
||||
TCoords2(tu2, tv2) {}
|
||||
|
||||
//! constructor with the same texture coords and normal
|
||||
constexpr S3DVertex2TCoords(f32 x, f32 y, f32 z, f32 nx, f32 ny, f32 nz,
|
||||
SColor c, f32 tu, f32 tv) :
|
||||
S3DVertex(x, y, z, nx, ny, nz, c, tu, tv),
|
||||
TCoords2(tu, tv) {}
|
||||
|
||||
//! constructor with the same texture coords and normal
|
||||
constexpr S3DVertex2TCoords(const core::vector3df &pos, const core::vector3df &normal,
|
||||
SColor color, const core::vector2df &tcoords) :
|
||||
S3DVertex(pos, normal, color, tcoords),
|
||||
TCoords2(tcoords) {}
|
||||
|
||||
//! constructor from S3DVertex
|
||||
constexpr S3DVertex2TCoords(const S3DVertex &o) :
|
||||
S3DVertex(o) {}
|
||||
|
||||
//! Second set of texture coordinates
|
||||
core::vector2df TCoords2;
|
||||
|
||||
//! Equality operator
|
||||
constexpr bool operator==(const S3DVertex2TCoords &other) const
|
||||
{
|
||||
return ((static_cast<S3DVertex>(*this) == static_cast<const S3DVertex &>(other)) &&
|
||||
(TCoords2 == other.TCoords2));
|
||||
}
|
||||
|
||||
//! Inequality operator
|
||||
constexpr bool operator!=(const S3DVertex2TCoords &other) const
|
||||
{
|
||||
return ((static_cast<S3DVertex>(*this) != static_cast<const S3DVertex &>(other)) ||
|
||||
(TCoords2 != other.TCoords2));
|
||||
}
|
||||
|
||||
constexpr bool operator<(const S3DVertex2TCoords &other) const
|
||||
{
|
||||
return ((static_cast<S3DVertex>(*this) < other) ||
|
||||
((static_cast<S3DVertex>(*this) == static_cast<const S3DVertex &>(other)) && (TCoords2 < other.TCoords2)));
|
||||
}
|
||||
|
||||
static E_VERTEX_TYPE getType()
|
||||
{
|
||||
return EVT_2TCOORDS;
|
||||
}
|
||||
|
||||
//\param d d=0 returns other, d=1 returns this, values between interpolate.
|
||||
S3DVertex2TCoords getInterpolated(const S3DVertex2TCoords &other, f32 d)
|
||||
{
|
||||
d = core::clamp(d, 0.0f, 1.0f);
|
||||
return S3DVertex2TCoords(Pos.getInterpolated(other.Pos, d),
|
||||
Normal.getInterpolated(other.Normal, d),
|
||||
Color.getInterpolated(other.Color, d),
|
||||
TCoords.getInterpolated(other.TCoords, d),
|
||||
TCoords2.getInterpolated(other.TCoords2, d));
|
||||
}
|
||||
};
|
||||
|
||||
//! Vertex with a tangent and binormal vector.
|
||||
/** Usually used for tangent space normal mapping.
|
||||
Usually tangent and binormal get send to shaders as texture coordinate sets 1 and 2.
|
||||
*/
|
||||
struct S3DVertexTangents : public S3DVertex
|
||||
{
|
||||
//! default constructor
|
||||
S3DVertexTangents() :
|
||||
S3DVertex() {}
|
||||
|
||||
//! constructor
|
||||
constexpr S3DVertexTangents(f32 x, f32 y, f32 z, f32 nx = 0.0f, f32 ny = 0.0f, f32 nz = 0.0f,
|
||||
SColor c = 0xFFFFFFFF, f32 tu = 0.0f, f32 tv = 0.0f,
|
||||
f32 tanx = 0.0f, f32 tany = 0.0f, f32 tanz = 0.0f,
|
||||
f32 bx = 0.0f, f32 by = 0.0f, f32 bz = 0.0f) :
|
||||
S3DVertex(x, y, z, nx, ny, nz, c, tu, tv),
|
||||
Tangent(tanx, tany, tanz), Binormal(bx, by, bz) {}
|
||||
|
||||
//! constructor
|
||||
constexpr S3DVertexTangents(const core::vector3df &pos, SColor c,
|
||||
const core::vector2df &tcoords) :
|
||||
S3DVertex(pos, core::vector3df(), c, tcoords) {}
|
||||
|
||||
//! constructor
|
||||
constexpr S3DVertexTangents(const core::vector3df &pos,
|
||||
const core::vector3df &normal, SColor c,
|
||||
const core::vector2df &tcoords,
|
||||
const core::vector3df &tangent = core::vector3df(),
|
||||
const core::vector3df &binormal = core::vector3df()) :
|
||||
S3DVertex(pos, normal, c, tcoords),
|
||||
Tangent(tangent), Binormal(binormal) {}
|
||||
|
||||
//! constructor from S3DVertex
|
||||
constexpr S3DVertexTangents(const S3DVertex &o) :
|
||||
S3DVertex(o) {}
|
||||
|
||||
//! Tangent vector along the x-axis of the texture
|
||||
core::vector3df Tangent;
|
||||
|
||||
//! Binormal vector (tangent x normal)
|
||||
core::vector3df Binormal;
|
||||
|
||||
constexpr bool operator==(const S3DVertexTangents &other) const
|
||||
{
|
||||
return ((static_cast<S3DVertex>(*this) == static_cast<const S3DVertex &>(other)) &&
|
||||
(Tangent == other.Tangent) &&
|
||||
(Binormal == other.Binormal));
|
||||
}
|
||||
|
||||
constexpr bool operator!=(const S3DVertexTangents &other) const
|
||||
{
|
||||
return ((static_cast<S3DVertex>(*this) != static_cast<const S3DVertex &>(other)) ||
|
||||
(Tangent != other.Tangent) ||
|
||||
(Binormal != other.Binormal));
|
||||
}
|
||||
|
||||
constexpr bool operator<(const S3DVertexTangents &other) const
|
||||
{
|
||||
return ((static_cast<S3DVertex>(*this) < other) ||
|
||||
((static_cast<S3DVertex>(*this) == static_cast<const S3DVertex &>(other)) && (Tangent < other.Tangent)) ||
|
||||
((static_cast<S3DVertex>(*this) == static_cast<const S3DVertex &>(other)) && (Tangent == other.Tangent) && (Binormal < other.Binormal)));
|
||||
}
|
||||
|
||||
static E_VERTEX_TYPE getType()
|
||||
{
|
||||
return EVT_TANGENTS;
|
||||
}
|
||||
|
||||
S3DVertexTangents getInterpolated(const S3DVertexTangents &other, f32 d)
|
||||
{
|
||||
d = core::clamp(d, 0.0f, 1.0f);
|
||||
return S3DVertexTangents(Pos.getInterpolated(other.Pos, d),
|
||||
Normal.getInterpolated(other.Normal, d),
|
||||
Color.getInterpolated(other.Color, d),
|
||||
TCoords.getInterpolated(other.TCoords, d),
|
||||
Tangent.getInterpolated(other.Tangent, d),
|
||||
Binormal.getInterpolated(other.Binormal, d));
|
||||
}
|
||||
};
|
||||
|
||||
inline u32 getVertexPitchFromType(E_VERTEX_TYPE vertexType)
|
||||
{
|
||||
switch (vertexType) {
|
||||
case video::EVT_2TCOORDS:
|
||||
return sizeof(video::S3DVertex2TCoords);
|
||||
case video::EVT_TANGENTS:
|
||||
return sizeof(video::S3DVertexTangents);
|
||||
default:
|
||||
return sizeof(video::S3DVertex);
|
||||
}
|
||||
}
|
||||
|
||||
} // end namespace video
|
||||
} // end namespace irr
|
||||
Loading…
Add table
Add a link
Reference in a new issue