pixman: add qemu_pixman_color()
Helper function to map qemu colors (32bit integer + matching PixelFormat) into pixman_color_t. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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@ -43,4 +43,6 @@ pixman_image_t *qemu_pixman_mirror_create(pixman_format_code_t format,
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pixman_image_t *image);
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void qemu_pixman_image_unref(pixman_image_t *image);
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pixman_color_t qemu_pixman_color(PixelFormat *pf, uint32_t color);
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#endif /* QEMU_PIXMAN_H */
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@ -79,3 +79,14 @@ void qemu_pixman_image_unref(pixman_image_t *image)
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}
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pixman_image_unref(image);
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}
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pixman_color_t qemu_pixman_color(PixelFormat *pf, uint32_t color)
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{
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pixman_color_t c;
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c.red = ((color & pf->rmask) >> pf->rshift) << (16 - pf->rbits);
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c.green = ((color & pf->gmask) >> pf->gshift) << (16 - pf->gbits);
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c.blue = ((color & pf->bmask) >> pf->bshift) << (16 - pf->bbits);
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c.alpha = ((color & pf->amask) >> pf->ashift) << (16 - pf->abits);
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return c;
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}
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