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small cleaning

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This commit is contained in:
Garux 2018-04-04 13:34:12 +03:00
parent 304d4760c4
commit b078ec3ad0
3 changed files with 54 additions and 55 deletions
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106
radiant/brush_primit.cpp
View File

@ -38,6 +38,9 @@
#include "preferences.h"
bp_globals_t g_bp_globals;
float g_texdef_default_scale;
/*!
\brief Construct a transform from XYZ space to ST space (3d to 2d).
This will be one of three axis-aligned spaces, depending on the surface normal.
@ -236,9 +239,54 @@ void Texdef_normalise( TextureProjection& projection, float width, float height
}
}
//void ComputeAxisBase( const Vector3& normal, Vector3& texS, Vector3& texT );
//++timo replace everywhere texX by texS etc. ( ----> and in q3map !)
// NOTE : ComputeAxisBase here and in q3map code must always BE THE SAME !
// WARNING : special case behaviour of atan2(y,x) <-> atan(y/x) might not be the same everywhere when x == 0
// rotation by (0,RotY,RotZ) assigns X to normal
template <typename Element>
void ComputeAxisBase( const BasicVector3<Element>& normal, BasicVector3<Element>& texS, BasicVector3<Element>& texT );
void ComputeAxisBase( const BasicVector3<Element>& normal, BasicVector3<Element>& texS, BasicVector3<Element>& texT ){
#if 1
const BasicVector3<Element> up( 0, 0, 1 );
const BasicVector3<Element> down( 0, 0, -1 );
if ( vector3_equal_epsilon( normal, up, Element(1e-6) ) ) {
texS = BasicVector3<Element>( 0, 1, 0 );
texT = BasicVector3<Element>( 1, 0, 0 );
}
else if ( vector3_equal_epsilon( normal, down, Element(1e-6) ) ) {
texS = BasicVector3<Element>( 0, 1, 0 );
texT = BasicVector3<Element>( -1, 0, 0 );
}
else
{
texS = vector3_normalised( vector3_cross( normal, up ) );
texT = vector3_normalised( vector3_cross( normal, texS ) );
vector3_negate( texS );
}
#else
float RotY,RotZ;
// do some cleaning
/*
if (fabs(normal[0])<1e-6)
normal[0]=0.0f;
if (fabs(normal[1])<1e-6)
normal[1]=0.0f;
if (fabs(normal[2])<1e-6)
normal[2]=0.0f;
*/
RotY = -atan2( normal[2],sqrt( normal[1] * normal[1] + normal[0] * normal[0] ) );
RotZ = atan2( normal[1],normal[0] );
// rotate (0,1,0) and (0,0,1) to compute texS and texT
texS[0] = -sin( RotZ );
texS[1] = cos( RotZ );
texS[2] = 0;
// the texT vector is along -Z ( T texture coorinates axis )
texT[0] = -sin( RotY ) * cos( RotZ );
texT[1] = -sin( RotY ) * sin( RotZ );
texT[2] = -cos( RotY );
#endif
}
inline void DebugAxisBase( const Vector3& normal ){
Vector3 x, y;
@ -444,6 +492,8 @@ void AddPointToBounds( const Vector3& v, Vector3& mins, Vector3& maxs ){
}
}
#endif
#if 0
template<typename Element>
inline BasicVector3<Element> vector3_inverse( const BasicVector3<Element>& self ){
return BasicVector3<Element>(
@ -452,9 +502,7 @@ inline BasicVector3<Element> vector3_inverse( const BasicVector3<Element>& self
Element( 1.0 / self.z() )
);
}
bp_globals_t g_bp_globals;
float g_texdef_default_scale;
#endif
#if 0
// compute a determinant using Sarrus rule
@ -499,54 +547,6 @@ void MatrixForPoints( Vector3 M[3], Vector3 D[2], brushprimit_texdef_t *T ){
T->coords[1][2] = SarrusDet( M[0], M[1], D[1] ) / det;
}
#endif
//++timo replace everywhere texX by texS etc. ( ----> and in q3map !)
// NOTE : ComputeAxisBase here and in q3map code must always BE THE SAME !
// WARNING : special case behaviour of atan2(y,x) <-> atan(y/x) might not be the same everywhere when x == 0
// rotation by (0,RotY,RotZ) assigns X to normal
template <typename Element>
void ComputeAxisBase( const BasicVector3<Element>& normal, BasicVector3<Element>& texS, BasicVector3<Element>& texT ){
#if 1
const BasicVector3<Element> up( 0, 0, 1 );
const BasicVector3<Element> down( 0, 0, -1 );
if ( vector3_equal_epsilon( normal, up, Element(1e-6) ) ) {
texS = BasicVector3<Element>( 0, 1, 0 );
texT = BasicVector3<Element>( 1, 0, 0 );
}
else if ( vector3_equal_epsilon( normal, down, Element(1e-6) ) ) {
texS = BasicVector3<Element>( 0, 1, 0 );
texT = BasicVector3<Element>( -1, 0, 0 );
}
else
{
texS = vector3_normalised( vector3_cross( normal, up ) );
texT = vector3_normalised( vector3_cross( normal, texS ) );
vector3_negate( texS );
}
#else
float RotY,RotZ;
// do some cleaning
/*
if (fabs(normal[0])<1e-6)
normal[0]=0.0f;
if (fabs(normal[1])<1e-6)
normal[1]=0.0f;
if (fabs(normal[2])<1e-6)
normal[2]=0.0f;
*/
RotY = -atan2( normal[2],sqrt( normal[1] * normal[1] + normal[0] * normal[0] ) );
RotZ = atan2( normal[1],normal[0] );
// rotate (0,1,0) and (0,0,1) to compute texS and texT
texS[0] = -sin( RotZ );
texS[1] = cos( RotZ );
texS[2] = 0;
// the texT vector is along -Z ( T texture coorinates axis )
texT[0] = -sin( RotY ) * cos( RotZ );
texT[1] = -sin( RotY ) * sin( RotZ );
texT[2] = -cos( RotY );
#endif
}
#if 0

1
radiant/brush_primit.h
View File

@ -131,7 +131,6 @@ extern float g_texdef_default_scale;
void Texdef_Convert( TexdefTypeId in, TexdefTypeId out, const Plane3& plane, TextureProjection& projection, std::size_t width, std::size_t height );
void Texdef_from_ST( TextureProjection& projection, const DoubleVector3 points[3], const DoubleVector3 st[3], std::size_t width, std::size_t height );
//void ComputeAxisBase( const Vector3& normal, Vector3& texS, Vector3& texT );
template <typename Element>
void ComputeAxisBase( const BasicVector3<Element>& normal, BasicVector3<Element>& texS, BasicVector3<Element>& texT );

2
radiant/surfacedialog.cpp
View File

@ -540,7 +540,7 @@ static void OnBtnReset( GtkWidget *widget, gpointer data ){
static void OnBtnProject( GtkWidget *widget, EProjectTexture type ){
if ( g_bp_globals.m_texdefTypeId == TEXDEFTYPEID_QUAKE ) {
globalErrorStream() << "function doesn't work for *brushes*, having Axial Projection type\n"; //works for patches
globalWarningStream() << "function doesn't work for *brushes*, having Axial Projection type\n"; //works for patches
}
getSurfaceInspector().exportData();
SurfaceInspector_ProjectTexture( type );