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Comment endianness
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@ -10,13 +10,13 @@
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void cairo_set_source_u32(cairo_t *cairo, uint32_t color) {
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void cairo_set_source_u32(cairo_t *cairo, uint32_t color) {
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int endian = 1;
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int endian = 1;
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if (*(char *)&endian == 1) {
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if (*(char *)&endian == 1) { // little endian
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cairo_set_source_rgba(cairo,
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cairo_set_source_rgba(cairo,
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(color >> (1*8) & 0xFF) / 255.0,
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(color >> (1*8) & 0xFF) / 255.0,
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(color >> (2*8) & 0xFF) / 255.0,
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(color >> (2*8) & 0xFF) / 255.0,
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(color >> (3*8) & 0xFF) / 255.0,
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(color >> (3*8) & 0xFF) / 255.0,
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(color >> (0*8) & 0xFF) / 255.0);
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(color >> (0*8) & 0xFF) / 255.0);
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} else {
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} else { // big endian
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cairo_set_source_rgba(cairo,
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cairo_set_source_rgba(cairo,
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(color >> (0*8) & 0xFF) / 255.0,
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(color >> (0*8) & 0xFF) / 255.0,
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(color >> (3*8) & 0xFF) / 255.0,
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(color >> (3*8) & 0xFF) / 255.0,
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