convert = to += as suggested by @ax3l

PrometheusPi · PrometheusPi · commit 326eb0c6fd5c · 2015-03-24T18:13:14.000+01:00
diff --git a/src/picongpu/include/fields/laserProfiles/laserWavepacket.hpp b/src/picongpu/include/fields/laserProfiles/laserWavepacket.hpp
@@ -72,7 +72,7 @@ HINLINE float3_X laserLongitudinal(uint32_t currentStep, float_X& phase)
         envelope *= math::exp(-0.5 * exponent * exponent);
     }
 
-    phase = float_X(w * runTime + LASER_PHASE);
+    phase += float_X(w * runTime) + LASER_PHASE;
 
     if( Polarisation == LINEAR_X )
     {

Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ HINLINE float3_X laserLongitudinal(uint32_t currentStep, float_X& phase)`
`72`	`72`	`envelope = math::exp(-0.5 exponent * exponent);`
`73`	`73`	`}`
`74`	`74`
`75`		`- phase = float_X(w * runTime + LASER_PHASE);`
	`75`	`+ phase += float_X(w * runTime) + LASER_PHASE;`
`76`	`76`
`77`	`77`	`if( Polarisation == LINEAR_X )`
`78`	`78`	`{`