X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=gate.h;h=c3f922967cba1a015584019bc7ce67c138669e3d;hb=ba5f879f85b9cab1e2b37241399d79709fe4f584;hp=a370d81dde091a61c7c0f34235a158af48df33ef;hpb=9c85e110fa8b965195438d96625ff9753af362a6;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/gate.h b/gate.h
index a370d81..c3f9229 100644
--- a/gate.h
+++ b/gate.h
@@ -1,8 +1,7 @@
 #ifndef GATE_H
 #define GATE_H
 
-#define VG_3D
-#include "vg/vg.h"
+#include "common.h"
 #include "model.h"
 #include "render.h"
 #include "shaders/gate.h"
@@ -72,7 +71,7 @@ static void gate_fb_resize(void)
    fb_resize( &grender.fb );
 }
 
-static void render_gate( teleport_gate *gate, m4x3f camera )
+static int render_gate( teleport_gate *gate, m4x3f camera )
 {
    v3f viewpos, viewdir, gatedir;
    v3_copy( camera[3], viewpos );
@@ -82,10 +81,10 @@ static void render_gate( teleport_gate *gate, m4x3f camera )
    v3f v0;
    v3_sub( viewpos, gate->co[0], v0 );
    if( v3_dot(v0, gatedir) >= 0.0f )
-      return;
+      return 0;
 
    if( v3_dist( viewpos, gate->co[0] ) > 100.0f )
-      return;
+      return 0;
 
    v3f a,b,c,d;
 
@@ -214,6 +213,8 @@ static void render_gate( teleport_gate *gate, m4x3f camera )
       glStencilFunc( GL_ALWAYS, 1, 0xFF );
       glDisable( GL_STENCIL_TEST );
    }
+
+   return 1;
 }
 
 static int gate_intersect( teleport_gate *gate, v3f pos, v3f last )
@@ -232,7 +233,7 @@ 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 )