numerous

[carveJwlIkooP6JGAAIwe30JlM.git] / gate.h

diff --git a/gate.h b/gate.h
index 270f9d74b36c9993debb141001e97477296c44b3..175a8c68572faa1e63fa2927bec186a1f7f36b45 100644 (file)
--- a/gate.h
+++ b/gate.h
@@ -71,10 +71,9 @@ static void gate_fb_resize(void)
    fb_resize( &grender.fb );
 }
 
-static int render_gate( teleport_gate *gate, m4x3f camera )
+static int render_gate( teleport_gate *gate, v3f viewpos, m4x3f camera )
 {
-   v3f viewpos, viewdir, gatedir;
-   v3_copy( camera[3], viewpos );
+   v3f viewdir, gatedir;
    m3x3_mulv( camera, (v3f){0.0f,0.0f,-1.0f}, viewdir );
    m3x3_mulv( gate->to_world, (v3f){0.0f,0.0f,-1.0f}, gatedir );
 
@@ -233,7 +232,7 @@ static int gate_intersect( teleport_gate *gate, v3f pos, v3f last )
 
    float d = v3_dot(surface, v0);
 
-   if( fabsf(d) > 0.00001f )
+   if( d > 0.00001f )
    {
       float t = v3_dot(delta, surface) / d;
       if( t >= 0.0f && t <= l )