21 lines
535 B
Bash
21 lines
535 B
Bash
#!/bin/sh
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if [ -z "${VGL_DISPLAY-}" ]; then
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# Use the dummy X server if it is enabled
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if [ "${ENABLE_XDUMMY:?}" = 'true' ]; then
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export VGL_DISPLAY=:0.0
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else
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# Otherwise try to use the EGL backend
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for card in /dev/dri/card*; do
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if /opt/VirtualGL/bin/eglinfo -B "${card:?}" 2>/dev/null; then
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export VGL_DISPLAY="${card:?}"
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break
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fi
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done
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# And fallback to DISPLAY if the EGL backend is not available
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if [ -z "${VGL_DISPLAY-}" ] && [ -n "${DISPLAY-}" ]; then
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export VGL_DISPLAY="${DISPLAY:?}"
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fi
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fi
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fi
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