v3f v0;
v3_sub( cam->pos, gate->co[0], v0 );
- if( v3_dot(v0, gatedir) >= 0.0f )
+
+ float dist = v3_dot(v0, gatedir);
+
+ /* Hard cutoff */
+ if( dist > 3.0f )
return 0;
if( v3_dist( cam->pos, gate->co[0] ) > 100.0f )
static camera gate_view;
gate_view.fov = cam->fov;
gate_view.nearz = 0.1f;
- gate_view.farz = 900.0f;
+ gate_view.farz = 2000.0f;
m4x3_mul( gate->transport, cam->transform, gate_view.transform );
camera_update_view( &gate_view );
m4x3_mulp( gate_view.transform_inverse, surface, surface );
surface[3] = -fabsf(surface[3]);
- m4x4_clip_projection( gate_view.mtx.p, surface );
+
+ if( dist < -0.5f )
+ m4x4_clip_projection( gate_view.mtx.p, surface );
/* Ready to draw with new camrea */
camera_finalize( &gate_view );
glDisable( GL_STENCIL_TEST );
render_water_texture( &gate_view );
- fb_use( NULL );
+ render_fb_bind( gpipeline.fb_main );
+
glEnable( GL_STENCIL_TEST );
render_water_surface( &gate_view );
return 1;
}
-VG_STATIC int gate_intersect( teleport_gate *gate, v3f pos, v3f last )
+VG_STATIC int gate_intersect_plane( teleport_gate *gate, v3f pos, v3f last,
+ v2f where )
{
v4f surface;
m3x3_mulv( gate->to_world, (v3f){0.0f,0.0f,-1.0f}, surface );
m3x3_mulv( gate->to_world, (v3f){0.0f,1.0f,0.0f}, vup );
m3x3_mulv( gate->to_world, (v3f){1.0f,0.0f,0.0f}, vside );
- v2f xy = { v3_dot( rel, vside ), v3_dot( rel, vup ) };
+ where[0] = v3_dot( rel, vside );
+ where[1] = v3_dot( rel, vup );
+
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+VG_STATIC int gate_intersect( teleport_gate *gate, v3f pos, v3f last )
+{
+ v2f xy;
- if( fabsf(xy[0]) <= gate->dims[0] && fabsf(xy[1]) <= gate->dims[1] )
- {
- return 1;
- }
+ if( gate_intersect_plane( gate, pos, last, xy ) )
+ {
+ if( fabsf(xy[0]) <= gate->dims[0] && fabsf(xy[1]) <= gate->dims[1] )
+ {
+ return 1;
}
}
return 0;
}
+/*
+ * Intersect all gates in the world
+ */
+VG_STATIC teleport_gate *world_intersect_gates( v3f pos, v3f last )
+{
+ for( int i=0; i<world.gate_count; i++ )
+ {
+ struct route_gate *rg = &world.gates[i];
+ teleport_gate *gate = &rg->gate;
+
+ if( gate_intersect( gate, pos, last ) )
+ return gate;
+ }
+
+ return NULL;
+}
+
#endif /* WORLD_GATE_H */