@FUNC@ FcMatrixInit
@PURPOSE@ initialize an FcMatrix structure
@TYPE1@ FcMatrix *
@ARG1@ matrix
@DESC@
FcMatrixInit initializes matrix
to the identity matrix.
@@
@FUNC@ FcMatrixCopy
@PURPOSE@ Copy a matrix
@TYPE1@ const FcMatrix *
@ARG1@ matrix
@DESC@
FcMatrixCopy allocates a new FcMatrix
and copies mat into it.
@@
@FUNC@ FcMatrixEqual
@PURPOSE@ Compare two matrices
@TYPE1@ const FcMatrix *
@ARG1@ matrix1
@TYPE2@ const FcMatrix *
@ARG2@ matrix2
@DESC@
FcMatrixEqual compares matrix1
and matrix2 returning FcTrue when they are equal and
FcFalse when they are not.
@@
@FUNC@ FcMatrixMultiply
@PURPOSE@ Multiply matrices
@TYPE1@ FcMatrix *
@ARG1@ result
@TYPE2@ const FcMatrix *
@ARG2@ matrix1
@TYPE3@ const FcMatrix *
@ARG3@ matrix2
@DESC@
FcMatrixMultiply multiplies
matrix1 and matrix2 storing
the result in result.
@@
@FUNC@ FcMatrixRotate
@PURPOSE@ Rotate a matrix
@TYPE1@ FcMatrix *
@ARG1@ matrix
@TYPE2@ double
@ARG2@ cos
@TYPE3@ double
@ARG3@ sin
@DESC@
FcMatrixRotate rotates matrix
by the angle who's sine is sin and cosine is
cos. This is done by multiplying by the
matrix:
cos -sin
sin cos
@@
@FUNC@ FcMatrixScale
@PURPOSE@ Scale a matrix
@TYPE1@ FcMatrix *
@ARG1@ matrix
@TYPE2@ double
@ARG2@ sx
@TYPE3@ double
@ARG3@ dy
@DESC@
FcMatrixScale multiplies matrix
x values by sx and y values by
sy. This is done by multiplying by
the matrix:
sx 0
0 sy
@@
@FUNC@ FcMatrixShear
@PURPOSE@ Shear a matrix
@TYPE1@ FcMatrix *
@ARG1@ matrix
@TYPE2@ double
@ARG2@ sh
@TYPE3@ double
@ARG3@ sv
@DESC@
FcMatrixShare shears matrix
horizontally by sh and vertically by
sv. This is done by multiplying by
the matrix:
1 sh
sv 1
@@