/var/www2/hermes2d/hermes2d/src/transform.cpp File Reference

#include "common.h"
#include "transform.h"

Defines
#define	H2D_IDENTIFY_TRF   { 1.0, 1.0 }, { 0.0, 0.0 }
	Identity transformation.
Variables
Trf	tri_trf [H2D_TRF_NUM]
	A table of triangle sub-subdomain transforms. Only first H2D_TRF_TRI_NUM transformations are valid, the rest are identity transformation.
Trf	quad_trf [H2D_TRF_NUM]
	A table of quad sub-subdomain transforms. Only first H2D_TRF_QUAD_NUM transformations are valid, the rest are identity transformation.

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Define Documentation

#define H2D_IDENTIFY_TRF   { 1.0, 1.0 }, { 0.0, 0.0 }

Identity transformation.

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Variable Documentation

Trf quad_trf[H2D_TRF_NUM]

Initial value:

{
  { { 0.5, 0.5 }, { -0.5, -0.5 } }, 
  { { 0.5, 0.5 }, {  0.5, -0.5 } }, 
  { { 0.5, 0.5 }, {  0.5,  0.5 } }, 
  { { 0.5, 0.5 }, { -0.5,  0.5 } }, 
  { { 1.0, 0.5 }, {  0.0, -0.5 } }, 
  { { 1.0, 0.5 }, {  0.0,  0.5 } }, 
  { { 0.5, 1.0 }, { -0.5,  0.0 } }, 
  { { 0.5, 1.0 }, {  0.5,  0.0 } }, 
  { H2D_IDENTIFY_TRF }              
}

A table of quad sub-subdomain transforms. Only first H2D_TRF_QUAD_NUM transformations are valid, the rest are identity transformation.

Trf tri_trf[H2D_TRF_NUM]

Initial value:

{
  { { 0.5,  0.5 }, { -0.5, -0.5 } }, 
  { { 0.5,  0.5 }, {  0.5, -0.5 } }, 
  { { 0.5,  0.5 }, { -0.5,  0.5 } }, 
  { {-0.5, -0.5 }, { -0.5, -0.5 } }, 
  { H2D_IDENTIFY_TRF },              
  { H2D_IDENTIFY_TRF },              
  { H2D_IDENTIFY_TRF },              
  { H2D_IDENTIFY_TRF },              
  { H2D_IDENTIFY_TRF }               
}

A table of triangle sub-subdomain transforms. Only first H2D_TRF_TRI_NUM transformations are valid, the rest are identity transformation.