X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=world.h;h=3734dbf353963295c2b75eb8ec25aa4436509436;hb=4a883ac1b2506032f9dddab342712de46f2ca734;hp=3c20e81e1a87483aa20f3f0565102457073e862a;hpb=d045af680c6b8ca267a7aded69e2e510e659d2ab;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/world.h b/world.h
index 3c20e81..3734dbf 100644
--- a/world.h
+++ b/world.h
@@ -65,7 +65,7 @@ static struct gworld
    /* TODO Maybe make this less hardcoded */
    mdl_submesh sm_geo_std_oob, sm_geo_std, sm_geo_vb,
                sm_foliage_main, sm_foliage_alphatest,
-               sm_graffiti;
+               sm_graffiti, sm_subworld, sm_terrain;
 
    glmesh skybox, skydome;
    mdl_submesh dome_upper, dome_lower;
@@ -115,9 +115,22 @@ static int ray_world( v3f pos, v3f dir, ray_hit *hit )
    return scene_raycast( &world.geo, pos, dir, hit );
 }
 
+static int ray_hit_is_terrain( ray_hit *hit )
+{
+   u32 valid_start = 0,
+       valid_end   = world.sm_terrain.vertex_count;
+
+   return (hit->tri[0] >= valid_start) &&
+          (hit->tri[0]  < valid_end);
+}
+
 static int ray_hit_is_ramp( ray_hit *hit )
 {
-   return hit->tri[0] > world.sm_geo_std_oob.vertex_count;
+   u32 valid_start = world.sm_geo_std.vertex_start,
+       valid_end   = world.sm_geo_vb.vertex_start;
+
+   return (hit->tri[0] >= valid_start) &&
+          (hit->tri[0]  < valid_end);
 }
 
 static void world_register(void)
@@ -205,8 +218,8 @@ static void world_apply_procedural_foliage(void)
 
       if( ray_world( pos, (v3f){0.0f,-1.0f,0.0f}, &hit ))
       {
-         if( hit.normal[1] > 0.8f && !ray_hit_is_ramp(&hit) &&
-             hit.pos[1] > water_height()+10.0f )
+         if( (hit.normal[1] > 0.8f) && ray_hit_is_terrain(&hit) &&
+             (hit.pos[1] > water_height()+10.0f) )
          {
             v4f qsurface, qrandom;
             v3f axis;
@@ -355,7 +368,9 @@ static void world_load(void)
        mat_surf_oob = 0,
        mat_vertex_blend = 0,
        mat_alphatest = 0,
-       mat_graffiti = 0;
+       mat_graffiti = 0,
+       mat_subworld = 0,
+       mat_terrain = 0;
 
    for( int i=1; i<mworld->material_count; i++ )
    {
@@ -372,11 +387,17 @@ static void world_load(void)
          mat_alphatest = i;
       else if( !strcmp( "graffitibox", mat_name ))
          mat_graffiti = i;
+      else if( !strcmp( "terrain", mat_name ) )
+         mat_terrain = i;
    }
 
    m4x3f midentity;
    m4x3_identity( midentity );
 
+   if( mat_terrain )
+      add_all_if_material( midentity, &world.geo, mworld, mat_terrain );
+   scene_copy_slice( &world.geo, &world.sm_terrain );
+
    if( mat_surf_oob )
       add_all_if_material( midentity, &world.geo, mworld, mat_surf_oob );
    else
@@ -628,8 +649,10 @@ static void render_terrain( m4x4f projection, v3f camera )
    shader_terrain_uCamera( camera );
 
    scene_bind( &world.geo );
+   mdl_draw_submesh( &world.sm_terrain );
    mdl_draw_submesh( &world.sm_geo_std_oob );
    mdl_draw_submesh( &world.sm_geo_std );
+   mdl_draw_submesh( &world.sm_subworld );
 
    /* TODO: Dont draw in reflection */
    glDisable(GL_CULL_FACE);
@@ -729,7 +752,7 @@ static void render_world( m4x4f projection, m4x3f camera )
    q_axis_angle( t, (v3f){0.0f,1.0f,0.0f}, 2.3f );
    q_m3x3( t, identity_matrix );
 
-   sfd_render( &world.sfd.tester, projection, camera[3], identity_matrix );
+   //sfd_render( &world.sfd.tester, projection, camera[3], identity_matrix );
 }
 
 static void render_world_depth( m4x4f projection, m4x3f camera )