You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
59 lines
2.7 KiB
59 lines
2.7 KiB
//============ Copyright (c) Valve Corporation, All rights reserved. ========== |
|
// |
|
//============================================================================= |
|
|
|
|
|
#pragma once |
|
|
|
|
|
//----------------------------------------------------------------------------- |
|
// |
|
//----------------------------------------------------------------------------- |
|
class CCheckUVCmd |
|
{ |
|
public: |
|
int m_nOptGutterTexWidth; // Width of texture for gutter check |
|
int m_nOptGutterTexHeight; // Height of texture for gutter check |
|
int m_nOptGutterMin; // Minimum number of pixels between polygon islands in UV space |
|
|
|
enum CheckMask_t |
|
{ |
|
CHECK_UV_FLAG_NORMALIZED = ( 1 << 0 ), |
|
CHECK_UV_FLAG_OVERLAP = ( 1 << 1 ), |
|
CHECK_UV_FLAG_INVERSE = ( 1 << 2 ), |
|
CHECK_UV_FLAG_GUTTER = ( 1 << 3 ), |
|
CHECK_UV_ALL_FLAGS = ( CHECK_UV_FLAG_NORMALIZED | CHECK_UV_FLAG_OVERLAP | CHECK_UV_FLAG_INVERSE | CHECK_UV_FLAG_GUTTER ) |
|
}; |
|
|
|
int m_nOptChecks; |
|
|
|
CCheckUVCmd(); |
|
|
|
void Clear(); |
|
|
|
bool DoCheck( CheckMask_t eCheckMask ) const { return ( m_nOptChecks & eCheckMask ) == eCheckMask; } |
|
bool DoAnyCheck() const { return ( m_nOptChecks & CHECK_UV_ALL_FLAGS ) != 0; } |
|
void SetCheck( CheckMask_t eCheckMask ) { m_nOptChecks |= ( CHECK_UV_ALL_FLAGS & eCheckMask ); } |
|
void ClearCheck( CheckMask_t eCheckMask ) { m_nOptChecks &= ( CHECK_UV_ALL_FLAGS & ~eCheckMask ); } |
|
|
|
bool CheckUVs( const struct s_source_t *const *pSourceList, int nSourceCount ) const; |
|
|
|
// Check that all UVs are in the [0, 1] range |
|
bool CheckNormalized( const struct s_source_t *pSource ) const; |
|
// Check that all polygons in UV do not overlap |
|
bool CheckOverlap( const struct s_source_t *pSource ) const; |
|
// Check that all polygons in UV have the correct winding, i.e. the cross |
|
// product of edge AB x BC points the right direction |
|
bool CheckInverse( const struct s_source_t *pSource ) const; |
|
// Check that the distance between edges in UV islands is a minimum number of pixels for a given texture size |
|
bool CheckGutter( const struct s_source_t *pSource ) const; |
|
|
|
// Returns barycentric coordinates Vector( u, v, w ) for point vP with respect to triangle ( vA, vB, vC ) |
|
static Vector Barycentric( const Vector2D &vP, const Vector2D &vA, const Vector2D &vB, const Vector2D &vC ); |
|
static Vector Barycentric( const Vector &vP, const Vector &vA, const Vector &vB, const Vector &vC ); |
|
|
|
static int FindMeshIndex( const struct s_source_t *pSource, int nFaceIndex ); |
|
static void PrintVertex( const struct s_vertexinfo_t &v, const char *pszPrefix = " " ); |
|
static void PrintVertex( const struct s_vertexinfo_t &v, const struct s_texture_t &t, const char *pszPrefix = " " ); |
|
static void PrintFace( const s_source_t *pSource, const int nMesh, const int nFace, const char *pszPrefix = " " ); |
|
}; |