84 lines
1.5 KiB
C
84 lines
1.5 KiB
C
#include <stdlib.h>
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#include "utils.h"
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static const pixman_op_t pdf_ops[] =
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{
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PIXMAN_OP_MULTIPLY,
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PIXMAN_OP_SCREEN,
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PIXMAN_OP_OVERLAY,
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PIXMAN_OP_DARKEN,
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PIXMAN_OP_LIGHTEN,
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PIXMAN_OP_COLOR_DODGE,
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PIXMAN_OP_COLOR_BURN,
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PIXMAN_OP_HARD_LIGHT,
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PIXMAN_OP_SOFT_LIGHT,
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PIXMAN_OP_DIFFERENCE,
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PIXMAN_OP_EXCLUSION,
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PIXMAN_OP_HSL_HUE,
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PIXMAN_OP_HSL_SATURATION,
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PIXMAN_OP_HSL_COLOR,
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PIXMAN_OP_HSL_LUMINOSITY
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};
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static const uint32_t pixels[] =
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{
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0x00808080,
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0x80123456,
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0x00000000,
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0xffffffff,
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0x00ffffff,
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0x80808080,
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0x00123456,
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};
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int
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main ()
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{
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int o, s, m, d;
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enable_divbyzero_exceptions();
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for (o = 0; o < ARRAY_LENGTH (pdf_ops); ++o)
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{
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pixman_op_t op = pdf_ops[o];
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for (s = 0; s < ARRAY_LENGTH (pixels); ++s)
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{
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pixman_image_t *src;
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src = pixman_image_create_bits (
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PIXMAN_a8r8g8b8, 1, 1, (uint32_t *)&(pixels[s]), 4);
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for (m = -1; m < ARRAY_LENGTH (pixels); ++m)
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{
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pixman_image_t *msk = NULL;
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if (m >= 0)
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{
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msk = pixman_image_create_bits (
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PIXMAN_a8r8g8b8, 1, 1, (uint32_t *)&(pixels[m]), 4);
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}
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for (d = 0; d < ARRAY_LENGTH (pixels); ++d)
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{
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pixman_image_t *dst;
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uint32_t dp = pixels[d];
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dst = pixman_image_create_bits (
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PIXMAN_a8r8g8b8, 1, 1, &dp, 4);
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pixman_image_composite (op, src, msk, dst,
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0, 0, 0, 0, 0, 0, 1, 1);
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pixman_image_unref (dst);
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}
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if (msk)
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pixman_image_unref (msk);
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}
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pixman_image_unref (src);
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}
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}
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return 0;
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}
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