diff options
| author | Koen Kooi <koen@openembedded.org> | 2010-06-02 19:39:42 +0200 |
|---|---|---|
| committer | Koen Kooi <koen@openembedded.org> | 2010-06-02 19:42:58 +0200 |
| commit | eb1cfd85ca2aa47f33b18aed69497ee61c09333b (patch) | |
| tree | b95bda141adb0bfa393fafc3f312b09ca65383d0 /recipes/cairo/files | |
| parent | a9f8abee2d7926ba2518f96ad58ac53634a64e8b (diff) | |
cairo 1.8.10: even faster version of patch
Diffstat (limited to 'recipes/cairo/files')
| -rw-r--r-- | recipes/cairo/files/0001-Rely-less-on-DP-FPU-for-common-matrix-test-funcs.patch | 37 |
1 files changed, 27 insertions, 10 deletions
diff --git a/recipes/cairo/files/0001-Rely-less-on-DP-FPU-for-common-matrix-test-funcs.patch b/recipes/cairo/files/0001-Rely-less-on-DP-FPU-for-common-matrix-test-funcs.patch index c54da08b29..c82b3d9373 100644 --- a/recipes/cairo/files/0001-Rely-less-on-DP-FPU-for-common-matrix-test-funcs.patch +++ b/recipes/cairo/files/0001-Rely-less-on-DP-FPU-for-common-matrix-test-funcs.patch @@ -8,7 +8,7 @@ Subject: [PATCH] Rely less on DP FPU for common matrix funcs. 1 files changed, 10 insertions(+), 10 deletions(-) diff --git a/src/cairo-matrix.c b/src/cairo-matrix.c -index de1c6ed..3aec9e5 100644 +index de1c6ed..7519852 100644 --- a/src/cairo-matrix.c +++ b/src/cairo-matrix.c @@ -43,6 +43,13 @@ @@ -25,7 +25,7 @@ index de1c6ed..3aec9e5 100644 static void _cairo_matrix_scalar_multiply (cairo_matrix_t *matrix, double scalar); -@@ -58,10 +65,7 @@ _cairo_matrix_compute_adjoint (cairo_matrix_t *matrix); +@@ -58,10 +65,8 @@ _cairo_matrix_compute_adjoint (cairo_matrix_t *matrix); void cairo_matrix_init_identity (cairo_matrix_t *matrix) { @@ -33,11 +33,12 @@ index de1c6ed..3aec9e5 100644 - 1, 0, - 0, 1, - 0, 0); -+ *matrix = _cairo_matrix_identity; ++ matrix->xx = matrix->yy = 1; ++ matrix->xy = matrix->yx = matrix->x0 = matrix->y0 = 0; } slim_hidden_def(cairo_matrix_init_identity); -@@ -86,7 +90,6 @@ slim_hidden_def(cairo_matrix_init_identity); +@@ -86,7 +91,6 @@ slim_hidden_def(cairo_matrix_init_identity); void cairo_matrix_init (cairo_matrix_t *matrix, double xx, double yx, @@ -45,14 +46,33 @@ index de1c6ed..3aec9e5 100644 double xy, double yy, double x0, double y0) { -@@ -653,16 +656,13 @@ _cairo_matrix_compute_basis_scale_factors (const cairo_matrix_t *matrix, +@@ -650,19 +654,32 @@ _cairo_matrix_compute_basis_scale_factors (const cairo_matrix_t *matrix, + return CAIRO_STATUS_SUCCESS; + } + ++static inline cairo_bool_t ++_cairo_compare_matrix (const cairo_matrix_t *a, const cairo_matrix_t *b, const int n) ++{ ++ uint64_t *ia = (uint64_t*) a; ++ uint64_t *ib = (uint64_t*) b; ++ uint64_t x = 0; ++ int i; ++ ++ assert(sizeof(double) == sizeof(uint64_t)); ++ ++ for(i=0; i < n; i++) ++ x |= ia[i] ^ ib[i]; ++ ++ return !x; ++} ++ cairo_bool_t _cairo_matrix_is_identity (const cairo_matrix_t *matrix) { - return (matrix->xx == 1.0 && matrix->yx == 0.0 && - matrix->xy == 0.0 && matrix->yy == 1.0 && - matrix->x0 == 0.0 && matrix->y0 == 0.0); -+ return !memcmp(matrix, &_cairo_matrix_identity, sizeof(cairo_matrix_t)); ++ return _cairo_compare_matrix(matrix, &_cairo_matrix_identity, 6); } cairo_bool_t @@ -60,10 +80,7 @@ index de1c6ed..3aec9e5 100644 { - return (matrix->xx == 1.0 && matrix->yx == 0.0 && - matrix->xy == 0.0 && matrix->yy == 1.0); -+ return !memcmp(matrix, &_cairo_matrix_identity, sizeof(double)*4); ++ return _cairo_compare_matrix(matrix, &_cairo_matrix_identity, 4); } cairo_bool_t --- -1.5.6.1 - |