gtkradiant/radiant/brush_primit.h
TTimo 12b372f89c ok
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant@1 8a3a26a2-13c4-0310-b231-cf6edde360e5
2006-02-10 22:01:20 +00:00

137 lines
4 KiB
C++

/*
Copyright (C) 1999-2006 Id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#if !defined(INCLUDED_BRUSH_PRIMIT_H)
#define INCLUDED_BRUSH_PRIMIT_H
#include "math/vector.h"
#include "itexdef.h"
// Timo
// new brush primitive texdef
struct brushprimit_texdef_t
{
brushprimit_texdef_t()
{
coords[0][0] = 2.0f;
coords[0][1] = 0.f;
coords[0][2] = 0.f;
coords[1][0] = 0.f;
coords[1][1] = 2.0f;
coords[1][2] = 0.f;
}
void removeScale(std::size_t width, std::size_t height)
{
#if 1
coords[0][0] *= width;
coords[0][1] *= width;
coords[0][2] *= width;
coords[1][0] *= height;
coords[1][1] *= height;
coords[1][2] *= height;
#endif
}
void addScale(std::size_t width, std::size_t height)
{
#if 1
coords[0][0] /= width;
coords[0][1] /= width;
coords[0][2] /= width;
coords[1][0] /= height;
coords[1][1] /= height;
coords[1][2] /= height;
#endif
}
float coords[2][3];
};
class TextureProjection
{
public:
texdef_t m_texdef;
brushprimit_texdef_t m_brushprimit_texdef;
Vector3 m_basis_s;
Vector3 m_basis_t;
TextureProjection()
{
}
TextureProjection(
const texdef_t& texdef,
const brushprimit_texdef_t& brushprimit_texdef,
const Vector3& basis_s,
const Vector3& basis_t
) :
m_texdef(texdef),
m_brushprimit_texdef(brushprimit_texdef),
m_basis_s(basis_s),
m_basis_t(basis_t)
{
}
};
float Texdef_getDefaultTextureScale();
class texdef_t;
struct Winding;
template<typename Element> class BasicVector3;
typedef BasicVector3<float> Vector3;
template<typename Element> class BasicVector4;
typedef BasicVector4<float> Vector4;
typedef Vector4 Quaternion;
class Matrix4;
class Plane3;
void Normal_GetTransform(const Vector3& normal, Matrix4& transform);
void TexDef_Construct_Default(TextureProjection& projection);
void Texdef_Assign(TextureProjection& projection, const TextureProjection& other);
void Texdef_Shift(TextureProjection& projection, float s, float t);
void Texdef_Scale(TextureProjection& projection, float s, float t);
void Texdef_Rotate(TextureProjection& projection, float angle);
void Texdef_FitTexture(TextureProjection& projection, std::size_t width, std::size_t height, const Vector3& normal, const Winding& w, float s_repeat, float t_repeat);
void Texdef_EmitTextureCoordinates(const TextureProjection& projection, std::size_t width, std::size_t height, Winding& w, const Vector3& normal, const Matrix4& localToWorld);
void ShiftScaleRotate_fromFace(texdef_t& shiftScaleRotate, const TextureProjection& projection);
void ShiftScaleRotate_toFace(const texdef_t& shiftScaleRotate, TextureProjection& projection);
void Texdef_transformLocked(TextureProjection& projection, std::size_t width, std::size_t height, const Plane3& plane, const Matrix4& transform);
void Texdef_normalise(TextureProjection& projection, float width, float height);
enum TexdefTypeId
{
TEXDEFTYPEID_QUAKE,
TEXDEFTYPEID_BRUSHPRIMITIVES,
TEXDEFTYPEID_HALFLIFE,
};
struct bp_globals_t
{
// tells if we are internally using brush primitive (texture coordinates and map format)
// this is a shortcut for IntForKey( g_qeglobals.d_project_entity, "brush_primit" )
// NOTE: must keep the two ones in sync
TexdefTypeId m_texdefTypeId;
};
extern bp_globals_t g_bp_globals;
extern float g_texdef_default_scale;
#endif