[MIRROR] Actually supports alpha passed into emissive stuff #722

Job	Run time
Run Linters	2m 47s
Collect data for other tasks	17s
Compile Maps	5m 23s
Windows Build	3m 32s
Integration Tests (birdshot) / run_integration_tests	14m 28s
Integration Tests (gateway_test) / run_integration_tests	16m 10s
Integration Tests (deltastation) / run_integration_tests	18m 0s
Integration Tests (icebox) / run_integration_tests	14m 31s
Integration Tests (kilostation2) / run_integration_tests	14m 22s
Integration Tests (metastation) / run_integration_tests	16m 58s
Integration Tests (northstar) / run_integration_tests	15m 3s
Integration Tests (multiz_debug) / run_integration_tests	15m 41s
Integration Tests (nssjourney) / run_integration_tests	13m 54s
Integration Tests (runtimestation) / run_integration_tests	13m 12s
Integration Tests (tramstation) / run_integration_tests	16m 49s
Integration Tests (voidraptor) / run_integration_tests	17m 12s
Alternate Tests (515, 1603, runtimestation) / run_integration_tests	14m 10s
Check Alternate Tests	1s
Compare Screenshot Tests	2m 11s
	3h 34m 41s

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