From f1fe73d1909a2448a004a88362a1a532d0d4f7c3 Mon Sep 17 00:00:00 2001 From: sanine Date: Sun, 12 Feb 2023 23:53:22 -0600 Subject: switch to tinyobj and nanovg from assimp and cairo --- libs/cairo-1.16.0/doc/public/xml/cairo-matrix.xml | 574 ---------------------- 1 file changed, 574 deletions(-) delete mode 100644 libs/cairo-1.16.0/doc/public/xml/cairo-matrix.xml (limited to 'libs/cairo-1.16.0/doc/public/xml/cairo-matrix.xml') diff --git a/libs/cairo-1.16.0/doc/public/xml/cairo-matrix.xml b/libs/cairo-1.16.0/doc/public/xml/cairo-matrix.xml deleted file mode 100644 index afb0700..0000000 --- a/libs/cairo-1.16.0/doc/public/xml/cairo-matrix.xml +++ /dev/null @@ -1,574 +0,0 @@ - - -]> - - -cairo_matrix_t -3 -CAIRO Library - - -cairo_matrix_t -Generic matrix operations - - - -Functions - - - - - -void -cairo_matrix_init () -void -cairo_matrix_init_identity () -void -cairo_matrix_init_translate () -void -cairo_matrix_init_scale () -void -cairo_matrix_init_rotate () -void -cairo_matrix_translate () -void -cairo_matrix_scale () -void -cairo_matrix_rotate () -cairo_status_t -cairo_matrix_invert () -void -cairo_matrix_multiply () -void -cairo_matrix_transform_distance () -void -cairo_matrix_transform_point () - - - - - - -Types and Values - - - - - -cairo_matrix_t - - - - - - - - -Description -cairo_matrix_t is used throughout cairo to convert between different -coordinate spaces. A cairo_matrix_t holds an affine transformation, -such as a scale, rotation, shear, or a combination of these. -The transformation of a point (x,y) -is given by: - -x_new = xx * x + xy * y + x0; -y_new = yx * x + yy * y + y0; - -The current transformation matrix of a cairo_t, represented as a -cairo_matrix_t, defines the transformation from user-space -coordinates to device-space coordinates. See cairo_get_matrix() and -cairo_set_matrix(). - - - -Functions - -cairo_matrix_init () -cairo_matrix_init -void -cairo_matrix_init (cairo_matrix_t *matrix, - double xx, - double yx, - double xy, - double yy, - double x0, - double y0); -Sets matrix - to be the affine transformation given by -xx -, yx -, xy -, yy -, x0 -, y0 -. The transformation is given -by: - - x_new = xx * x + xy * y + x0; - y_new = yx * x + yy * y + y0; - - -Parameters - - - - - - -matrix -a cairo_matrix_t - -xx -xx component of the affine transformation - -yx -yx component of the affine transformation - -xy -xy component of the affine transformation - -yy -yy component of the affine transformation - -x0 -X translation component of the affine transformation - -y0 -Y translation component of the affine transformation - - -Since: 1.0 - -cairo_matrix_init_identity () -cairo_matrix_init_identity -void -cairo_matrix_init_identity (cairo_matrix_t *matrix); -Modifies matrix - to be an identity transformation. - -Parameters - - - - - - -matrix -a cairo_matrix_t - - -Since: 1.0 - -cairo_matrix_init_translate () -cairo_matrix_init_translate -void -cairo_matrix_init_translate (cairo_matrix_t *matrix, - double tx, - double ty); -Initializes matrix - to a transformation that translates by tx - and -ty - in the X and Y dimensions, respectively. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -tx -amount to translate in the X direction - -ty -amount to translate in the Y direction - - -Since: 1.0 - -cairo_matrix_init_scale () -cairo_matrix_init_scale -void -cairo_matrix_init_scale (cairo_matrix_t *matrix, - double sx, - double sy); -Initializes matrix - to a transformation that scales by sx - and sy - -in the X and Y dimensions, respectively. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -sx -scale factor in the X direction - -sy -scale factor in the Y direction - - -Since: 1.0 - -cairo_matrix_init_rotate () -cairo_matrix_init_rotate -void -cairo_matrix_init_rotate (cairo_matrix_t *matrix, - double radians); -Initialized matrix - to a transformation that rotates by radians -. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -radians -angle of rotation, in radians. The direction of rotation -is defined such that positive angles rotate in the direction from -the positive X axis toward the positive Y axis. With the default -axis orientation of cairo, positive angles rotate in a clockwise -direction. - - -Since: 1.0 - -cairo_matrix_translate () -cairo_matrix_translate -void -cairo_matrix_translate (cairo_matrix_t *matrix, - double tx, - double ty); -Applies a translation by tx -, ty - to the transformation in -matrix -. The effect of the new transformation is to first translate -the coordinates by tx - and ty -, then apply the original transformation -to the coordinates. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -tx -amount to translate in the X direction - -ty -amount to translate in the Y direction - - -Since: 1.0 - -cairo_matrix_scale () -cairo_matrix_scale -void -cairo_matrix_scale (cairo_matrix_t *matrix, - double sx, - double sy); -Applies scaling by sx -, sy - to the transformation in matrix -. The -effect of the new transformation is to first scale the coordinates -by sx - and sy -, then apply the original transformation to the coordinates. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -sx -scale factor in the X direction - -sy -scale factor in the Y direction - - -Since: 1.0 - -cairo_matrix_rotate () -cairo_matrix_rotate -void -cairo_matrix_rotate (cairo_matrix_t *matrix, - double radians); -Applies rotation by radians - to the transformation in -matrix -. The effect of the new transformation is to first rotate the -coordinates by radians -, then apply the original transformation -to the coordinates. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -radians -angle of rotation, in radians. The direction of rotation -is defined such that positive angles rotate in the direction from -the positive X axis toward the positive Y axis. With the default -axis orientation of cairo, positive angles rotate in a clockwise -direction. - - -Since: 1.0 - -cairo_matrix_invert () -cairo_matrix_invert -cairo_status_t -cairo_matrix_invert (cairo_matrix_t *matrix); -Changes matrix - to be the inverse of its original value. Not -all transformation matrices have inverses; if the matrix -collapses points together (it is degenerate), -then it has no inverse and this function will fail. - -Parameters - - - - - - -matrix -a cairo_matrix_t - - - -Returns - If matrix -has an inverse, modifies matrix -to -be the inverse matrix and returns CAIRO_STATUS_SUCCESS. Otherwise, -returns CAIRO_STATUS_INVALID_MATRIX. -Since: 1.0 - -cairo_matrix_multiply () -cairo_matrix_multiply -void -cairo_matrix_multiply (cairo_matrix_t *result, - const cairo_matrix_t *a, - const cairo_matrix_t *b); -Multiplies the affine transformations in a - and b - together -and stores the result in result -. The effect of the resulting -transformation is to first apply the transformation in a - to the -coordinates and then apply the transformation in b - to the -coordinates. -It is allowable for result - to be identical to either a - or b -. - -Parameters - - - - - - -result -a cairo_matrix_t in which to store the result - -a -a cairo_matrix_t - -b -a cairo_matrix_t - - -Since: 1.0 - -cairo_matrix_transform_distance () -cairo_matrix_transform_distance -void -cairo_matrix_transform_distance (const cairo_matrix_t *matrix, - double *dx, - double *dy); -Transforms the distance vector (dx -,dy -) by matrix -. This is -similar to cairo_matrix_transform_point() except that the translation -components of the transformation are ignored. The calculation of -the returned vector is as follows: - -dx2 = dx1 * a + dy1 * c; -dy2 = dx1 * b + dy1 * d; - -Affine transformations are position invariant, so the same vector -always transforms to the same vector. If (x1 -,y1 -) transforms -to (x2 -,y2 -) then (x1 -+dx1 -,y1 -+dy1 -) will transform to -(x1 -+dx2 -,y1 -+dy2 -) for all values of x1 - and x2 -. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -dx -X component of a distance vector. An in/out parameter - -dy -Y component of a distance vector. An in/out parameter - - -Since: 1.0 - -cairo_matrix_transform_point () -cairo_matrix_transform_point -void -cairo_matrix_transform_point (const cairo_matrix_t *matrix, - double *x, - double *y); -Transforms the point (x -, y -) by matrix -. - -Parameters - - - - - - -matrix -a cairo_matrix_t - -x -X position. An in/out parameter - -y -Y position. An in/out parameter - - -Since: 1.0 - - - -Types and Values - -cairo_matrix_t -cairo_matrix_t -typedef struct { - double xx; double yx; - double xy; double yy; - double x0; double y0; -} cairo_matrix_t; - -A cairo_matrix_t holds an affine transformation, such as a scale, -rotation, shear, or a combination of those. The transformation of -a point (x, y) is given by: - - x_new = xx * x + xy * y + x0; - y_new = yx * x + yy * y + y0; - - -Members - - - - - - -double xx; -xx component of the affine transformation - - -double yx; -yx component of the affine transformation - - -double xy; -xy component of the affine transformation - - -double yy; -yy component of the affine transformation - - -double x0; -X translation component of the affine transformation - - -double y0; -Y translation component of the affine transformation - - - - -Since: 1.0 - - - -See Also -cairo_t - - - - -- cgit v1.2.1