fdo-mirrors/cairo
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/cairo/cairo.git synced 2025-12-28 00:30:12 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Added XrMatrixGetAffine

Browse source
This commit is contained in:
Carl Worth 2003-07-03 08:22:44 +00:00
parent 1fc2dabbd0
commit a18f4ea75b
3 changed files with 22 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
ChangeLog
View file

@ -1,5 +1,8 @@
2003-07-03 Carl Worth <cworth@isi.edu>
* src/xrmatrix.c (XrMatrixGetAffine): Added XrMatrixGetAffine
(from Soorya Kuloor)
* src/xr.c (XrGetAlpha): Added XrGetAlpha
(XrGetRGBColor): Added XrGetRGBColor

6
src/Xr.h
View file

@ -443,6 +443,12 @@ XrMatrixSetAffine (XrMatrix *xrs,
double c, double d,
double tx, double ty);
XrStatus
XrMatrixGetAffine (XrMatrix *matrix,
double *a, double *b,
double *c, double *d,
double *tx, double *ty);
XrStatus
XrMatrixTranslate (XrMatrix *matrix, double tx, double ty);

13
src/xrmatrix.c
View file

@ -104,6 +104,19 @@ XrMatrixSetAffine (XrMatrix *matrix,
return XrStatusSuccess;
}
XrStatus
XrMatrixGetAffine (XrMatrix *matrix,
double *a, double *b,
double *c, double *d,
double *tx, double *ty)
{
*a = matrix->m[0][0]; *b = matrix->m[0][1];
*c = matrix->m[1][0]; *d = matrix->m[1][1];
*tx = matrix->m[2][0]; *ty = matrix->m[2][1];
return XrStatusSuccess;
}
XrStatus
_XrMatrixSetTranslate(XrMatrix *matrix,
double tx, double ty)