fix bug in parsing PROTOCOL_DARKPLACES1/2/3/4 angles

[xonotic/darkplaces.git] / r_lightning.c

diff --git a/r_lightning.c b/r_lightning.c
index 18207a662605b52a4e6fde830933d41f000379d3..639df83f4a18bee36c0806ce2ab89c5044e865d4 100644 (file)
--- a/r_lightning.c
+++ b/r_lightning.c
@@ -253,14 +253,14 @@ void R_DrawLightningBeamCallback(const void *calldata1, int calldata2)
        // (this leaves only a vector pointing directly away from the beam)
        t1 = -DotProduct(up, beamdir);
        VectorMA(up, t1, beamdir, up);
-       // now we have a vector pointing away from the beam, now we need to normalize it
-       VectorNormalizeFast(up);
-       // generate right vector from forward and up, the result is already normalized
-       // (CrossProduct returns a vector of multiplied length of the two inputs)
+       // generate right vector from forward and up, the result is unnormalized
        CrossProduct(beamdir, up, right);
+       // now normalize the right vector and up vector
+       VectorNormalize(right);
+       VectorNormalize(up);
 
        // calculate T coordinate scrolling (start and end texcoord along the beam)
-       t1 = cl.time * -r_lightningbeam_scroll.value;// + beamrepeatscale * DotProduct(b->start, beamdir);
+       t1 = r_refdef.time * -r_lightningbeam_scroll.value;// + beamrepeatscale * DotProduct(b->start, beamdir);
        t1 = t1 - (int) t1;
        t2 = t1 + beamrepeatscale * length;
 
@@ -320,7 +320,9 @@ void R_DrawLightningBeamCallback(const void *calldata1, int calldata2)
        R_Mesh_State(&m);
 
        // draw the 3 polygons as one batch of 6 triangles using the 12 vertices
-       R_Mesh_Draw(12, 6, r_lightningbeamelements);
+       GL_LockArrays(0, 12);
+       R_Mesh_Draw(0, 12, 6, r_lightningbeamelements);
+       GL_LockArrays(0, 0);
 }
 
 void R_DrawLightningBeams(void)
@@ -335,7 +337,7 @@ void R_DrawLightningBeams(void)
        beamrepeatscale = 1.0f / r_lightningbeam_repeatdistance.value;
        for (i = 0, b = cl_beams;i < cl_max_beams;i++, b++)
        {
-               if (b->model && b->endtime >= cl.time && b->lightning)
+               if (b->model && b->endtime >= r_refdef.time && b->lightning)
                {
                        VectorAdd(b->start, b->end, org);
                        VectorScale(org, 0.5f, org);