From de8397bc3d010bba24ec0c4d2e6249a769a86fc7 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 8 Oct 2012 08:09:46 +0200 Subject: pixman libxcb mesa xserver xkeyboard-config git update 8 oct 2012 xserver: 09f1e5b15b769e1122f0a8d7cae0820038992312 libxcb: 4ffe54f69049e6792a35a287fd9ff83abbd4fd8d mesa: 86de501f14f11f1e993c8703c0d69bdf1f6c7835 xkeyboard-config: 0a21bb5a28018902a6252fccb620d7dff7e67175 pixman: 3d81d89c292058522cce91338028d9b4c4a23c24 --- pixman/test/combiner-test.c | 151 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 151 insertions(+) create mode 100644 pixman/test/combiner-test.c (limited to 'pixman/test/combiner-test.c') diff --git a/pixman/test/combiner-test.c b/pixman/test/combiner-test.c new file mode 100644 index 000000000..c438ae62e --- /dev/null +++ b/pixman/test/combiner-test.c @@ -0,0 +1,151 @@ +#include +#include +#include "utils.h" +#include +#include "pixman-private.h" + +static const pixman_op_t op_list[] = +{ + PIXMAN_OP_SRC, + PIXMAN_OP_OVER, + PIXMAN_OP_ADD, + PIXMAN_OP_CLEAR, + PIXMAN_OP_SRC, + PIXMAN_OP_DST, + PIXMAN_OP_OVER, + PIXMAN_OP_OVER_REVERSE, + PIXMAN_OP_IN, + PIXMAN_OP_IN_REVERSE, + PIXMAN_OP_OUT, + PIXMAN_OP_OUT_REVERSE, + PIXMAN_OP_ATOP, + PIXMAN_OP_ATOP_REVERSE, + PIXMAN_OP_XOR, + PIXMAN_OP_ADD, + PIXMAN_OP_SATURATE, + PIXMAN_OP_DISJOINT_CLEAR, + PIXMAN_OP_DISJOINT_SRC, + PIXMAN_OP_DISJOINT_DST, + PIXMAN_OP_DISJOINT_OVER, + PIXMAN_OP_DISJOINT_OVER_REVERSE, + PIXMAN_OP_DISJOINT_IN, + PIXMAN_OP_DISJOINT_IN_REVERSE, + PIXMAN_OP_DISJOINT_OUT, + PIXMAN_OP_DISJOINT_OUT_REVERSE, + PIXMAN_OP_DISJOINT_ATOP, + PIXMAN_OP_DISJOINT_ATOP_REVERSE, + PIXMAN_OP_DISJOINT_XOR, + PIXMAN_OP_CONJOINT_CLEAR, + PIXMAN_OP_CONJOINT_SRC, + PIXMAN_OP_CONJOINT_DST, + PIXMAN_OP_CONJOINT_OVER, + PIXMAN_OP_CONJOINT_OVER_REVERSE, + PIXMAN_OP_CONJOINT_IN, + PIXMAN_OP_CONJOINT_IN_REVERSE, + PIXMAN_OP_CONJOINT_OUT, + PIXMAN_OP_CONJOINT_OUT_REVERSE, + PIXMAN_OP_CONJOINT_ATOP, + PIXMAN_OP_CONJOINT_ATOP_REVERSE, + PIXMAN_OP_CONJOINT_XOR, + PIXMAN_OP_MULTIPLY, + PIXMAN_OP_SCREEN, + PIXMAN_OP_OVERLAY, + PIXMAN_OP_DARKEN, + PIXMAN_OP_LIGHTEN, + PIXMAN_OP_COLOR_DODGE, + PIXMAN_OP_COLOR_BURN, + PIXMAN_OP_HARD_LIGHT, + PIXMAN_OP_DIFFERENCE, + PIXMAN_OP_EXCLUSION, + PIXMAN_OP_SOFT_LIGHT, + PIXMAN_OP_HSL_HUE, + PIXMAN_OP_HSL_SATURATION, + PIXMAN_OP_HSL_COLOR, + PIXMAN_OP_HSL_LUMINOSITY, +}; + +static float +rand_float (void) +{ + uint32_t u = lcg_rand_u32(); + + return *(float *)&u; +} + +static void +random_floats (argb_t *argb, int width) +{ + int i; + + for (i = 0; i < width; ++i) + { + argb_t *p = argb + i; + + p->a = rand_float(); + p->r = rand_float(); + p->g = rand_float(); + p->b = rand_float(); + } +} + +#define WIDTH 512 + +static pixman_combine_float_func_t +lookup_combiner (pixman_implementation_t *imp, pixman_op_t op, + pixman_bool_t component_alpha) +{ + pixman_combine_float_func_t f; + + do + { + if (component_alpha) + f = imp->combine_float_ca[op]; + else + f = imp->combine_float[op]; + + imp = imp->fallback; + } + while (!f); + + return f; +} + +int +main () +{ + pixman_implementation_t *impl; + argb_t *src_bytes = malloc (WIDTH * sizeof (argb_t)); + argb_t *mask_bytes = malloc (WIDTH * sizeof (argb_t)); + argb_t *dest_bytes = malloc (WIDTH * sizeof (argb_t)); + int i; + + enable_divbyzero_exceptions(); + + impl = _pixman_internal_only_get_implementation(); + + lcg_srand (0); + + for (i = 0; i < ARRAY_LENGTH (op_list); ++i) + { + pixman_op_t op = op_list[i]; + pixman_combine_float_func_t combiner; + int ca; + + for (ca = 0; ca < 2; ++ca) + { + combiner = lookup_combiner (impl, op, ca); + + random_floats (src_bytes, WIDTH); + random_floats (mask_bytes, WIDTH); + random_floats (dest_bytes, WIDTH); + + combiner (impl, op, + (float *)dest_bytes, + (float *)mask_bytes, + (float *)src_bytes, + WIDTH); + } + } + + return 0; +} -- cgit v1.2.3