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Man Pages


Manual Reference Pages  -  GLLOADIDENTITY (3)

NAME

glLoadIdentity - replace the current matrix with the identity matrix

CONTENTS

C Specification
Description
Errors
Associated Gets
See Also

C SPECIFICATION

void glLoadIdentity( void )

DESCRIPTION

glLoadIdentity replaces the current matrix with the identity matrix. It is semantically equivalent to calling glLoadMatrix with the identity matrix

(down20 matrix ( 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 ) )

but in some cases it is more efficient.

ERRORS

GL_INVALID_OPERATION is generated if glLoadIdentity is executed between the execution of glBegin and the corresponding execution of glEnd.

ASSOCIATED GETS

glGet with argument GL_MATRIX_MODE
glGet with argument GL_MODELVIEW_MATRIX
glGet with argument GL_PROJECTION_MATRIX
glGet with argument GL_TEXTURE_MATRIX

SEE ALSO

glLoadMatrix, glMatrixMode, glMultMatrix, glPushMatrix

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