2 Copyright (C) 1999-2006 Id Software, Inc. and contributors.
3 For a list of contributors, see the accompanying CONTRIBUTORS file.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #if !defined( INCLUDED_BRUSH_PRIMIT_H )
23 #define INCLUDED_BRUSH_PRIMIT_H
25 #include "math/vector.h"
27 #include "debugging/debugging.h"
29 // new brush primitive texdef
30 struct brushprimit_texdef_t
32 brushprimit_texdef_t(){
40 void removeScale( std::size_t width, std::size_t height ){
42 coords[0][0] *= width;
43 coords[0][1] *= width;
44 coords[0][2] *= width;
45 coords[1][0] *= height;
46 coords[1][1] *= height;
47 coords[1][2] *= height;
50 void addScale( std::size_t width, std::size_t height ){
52 ASSERT_MESSAGE( width > 0, "shader-width is 0" );
53 ASSERT_MESSAGE( height > 0, "shader-height is 0" );
54 coords[0][0] /= width;
55 coords[0][1] /= width;
56 coords[0][2] /= width;
57 coords[1][0] /= height;
58 coords[1][1] /= height;
59 coords[1][2] /= height;
65 class TextureProjection
69 brushprimit_texdef_t m_brushprimit_texdef;
76 const texdef_t& texdef,
77 const brushprimit_texdef_t& brushprimit_texdef,
78 const Vector3& basis_s,
79 const Vector3& basis_t
82 m_brushprimit_texdef( brushprimit_texdef ),
88 float Texdef_getDefaultTextureScale();
92 template<typename Element> class BasicVector3;
93 typedef BasicVector3<float> Vector3;
94 template<typename Element> class BasicVector4;
95 typedef BasicVector4<float> Vector4;
96 typedef Vector4 Quaternion;
100 void Normal_GetTransform( const Vector3& normal, Matrix4& transform );
102 void TexDef_Construct_Default( TextureProjection& projection );
104 void Texdef_Assign( TextureProjection& projection, const TextureProjection& other );
105 void Texdef_Shift( TextureProjection& projection, float s, float t );
106 void Texdef_Scale( TextureProjection& projection, float s, float t );
107 void Texdef_Rotate( TextureProjection& projection, float angle );
108 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 );
109 void Texdef_EmitTextureCoordinates( const TextureProjection& projection, std::size_t width, std::size_t height, Winding& w, const Vector3& normal, const Matrix4& localToWorld );
111 void ShiftScaleRotate_fromFace( texdef_t& shiftScaleRotate, const TextureProjection& projection );
112 void ShiftScaleRotate_toFace( const texdef_t& shiftScaleRotate, TextureProjection& projection );
114 void Texdef_transformLocked( TextureProjection& projection, std::size_t width, std::size_t height, const Plane3& plane, const Matrix4& transform );
115 void Texdef_normalise( TextureProjection& projection, float width, float height );
120 TEXDEFTYPEID_BRUSHPRIMITIVES,
121 TEXDEFTYPEID_HALFLIFE,
126 // tells if we are internally using brush primitive (texture coordinates and map format)
127 // this is a shortcut for IntForKey( g_qeglobals.d_project_entity, "brush_primit" )
128 // NOTE: must keep the two ones in sync
129 TexdefTypeId m_texdefTypeId;
132 extern bp_globals_t g_bp_globals;
133 extern float g_texdef_default_scale;
135 void ComputeAxisBase( const Vector3& normal, Vector3& texS, Vector3& texT );