Fix a possible bug in floodlighting/dirtmapping in conjunction with alphashadow surfaces

diff --git a/tools/quake3/q3map2/light_ydnar.c b/tools/quake3/q3map2/light_ydnar.c
index c9107407e3cf9c6c0b97c6f0a7e9c68d116521b8..91f5e047b9562a90b7edab6dbf33709e38e861ea 100644 (file)
--- a/tools/quake3/q3map2/light_ydnar.c
+++ b/tools/quake3/q3map2/light_ydnar.c
@@ -1492,6 +1492,7 @@ float DirtForSample( trace_t *trace ){
                        /* set endpoint */
                        VectorMA( trace->origin, dirtDepth, direction, trace->end );
                        SetupTrace( trace );
+                       VectorSet(trace->color, 1.0f, 1.0f, 1.0f);
 
                        /* trace */
                        TraceLine( trace );
@@ -1514,6 +1515,7 @@ float DirtForSample( trace_t *trace ){
                        /* set endpoint */
                        VectorMA( trace->origin, dirtDepth, direction, trace->end );
                        SetupTrace( trace );
+                       VectorSet(trace->color, 1.0f, 1.0f, 1.0f);
 
                        /* trace */
                        TraceLine( trace );
@@ -1527,6 +1529,7 @@ float DirtForSample( trace_t *trace ){
        /* direct ray */
        VectorMA( trace->origin, dirtDepth, normal, trace->end );
        SetupTrace( trace );
+       VectorSet(trace->color, 1.0f, 1.0f, 1.0f);
 
        /* trace */
        TraceLine( trace );
@@ -4248,6 +4251,7 @@ float FloodLightForSample( trace_t *trace, float floodLightDistance, qboolean fl
                        //VectorMA( trace->origin, 1, direction, trace->origin );
 
                        SetupTrace( trace );
+                       VectorSet(trace->color, 1.0f, 1.0f, 1.0f);
                        /* trace */
                        TraceLine( trace );
                        contribution = 1;