X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=menu.h;h=30c025d17f085c61ed3961a6ed28490dc7223d61;hb=7fb47c3eb672f4468da8b5b452c09d44e1389d5f;hp=0bfdd261047b640c2d46a6e5dde5dbfd1f89b1fa;hpb=5af2a88b715579036a6c49397588ffe2e04400e1;p=carveJwlIkooP6JGAAIwe30JlM.git

diff --git a/menu.h b/menu.h
index 0bfdd26..30c025d 100644
--- a/menu.h
+++ b/menu.h
@@ -5,456 +5,663 @@
 #include "model.h"
 #include "world_render.h"
 #include "player.h"
+#include "conf.h"
+#include "shaders/model_menu.h"
+#include "audio.h"
+#include "input.h"
+#include "workshop.h"
 
-#include "shaders/menu.h"
+#define MENU_STACK_SIZE 8
 
-static mdl_header *menu_model;
-static glmesh      menu_glmesh;
-static m4x3f       menu_mdl_mtx;
-static float       menu_opacity = 0.0f;
-static float       menu_input_cooldown = 0.0f;
-static float       menu_fov_target = 97.0f;
-static v2f         menu_extra_angles;
+struct {
+   int active, credits_open;
+   f32 factive;
+   int disable_open;
 
-static int         menu_loc = 1,
-                   menu_loc_last = 1;
-static u32         menu_page     = 0;
+   u32 page, /* current page index */
+       page_depth;
 
-static int         cl_menu         = 0,
-                   cl_menu_go_away = 0;
-static int         cl_playermdl_id = 0;
-
-static const char *playermodels[] = { "ch_new", "ch_jordan", "ch_outlaw" };
-
-static void menu_btn_paused( int event );
-static void menu_btn_quit( int event );
-static void menu_btn_skater( int event );
-static void menu_btn_map( int event );
-static void menu_btn_map_a( int event );
-static void menu_btn_map_b( int event );
-static void menu_btn_map_c( int event );
-static void menu_btn_fuckoff( int event );
-
-struct menu_button
-{
-   const char *name;
-   u32 areas;
+   enum menu_input_mode{
+      k_menu_input_mode_mouse,
+      k_menu_input_mode_keys
+   }
+   input_mode;
+   f32 mouse_track, mouse_dist;  /* used for waking up mouse */
+   f32 slider_offset;
+
+   struct page_stack_frame {
+      u32 page;
+      ent_menuitem *loc;
+      ent_camera *cam;
+   }
+   page_stack[ MENU_STACK_SIZE ];
+   
+   ent_menuitem *loc;
+   ent_camera   *cam;
+   camera        view;
 
-   void (*fn_press)(int event);
-   int links[4];
-   mdl_node *pnode;
+   mdl_context model;
+   GLuint texture;
+   glmesh mesh;
 
-   float falpha, fsize;
+   mdl_array_ptr items, markers, cameras;
 }
-static menu_buttons[] = 
-{
-/*0*/{"text_paused",     1, menu_btn_paused },
-/*1*/{"text_quit",       9, menu_btn_quit,    {3,-1,4,2}},
-/*2*/{"text_skater",     3, menu_btn_skater,  {3,1,4,-1}},
-/*3*/{"text_map",        5, menu_btn_map, {-1,-1,2,-1}},
-/*4*/{"text_about_game", 1, NULL, {2,-1,-1,-1}},
-/*5*/{"skater_left",     2, NULL, {-1,-1,-1,-1}},
-/*6*/{"skater_right",    2, NULL, {-1,-1,-1,-1}},
-/*7*/{"map_a",           4, menu_btn_map_a,{8, -1, 9, 9 }},
-/*8*/{"map_b",           4, menu_btn_map_b,{-1,7,7,-1}},
-/*9*/{"map_c",           4, menu_btn_map_c,{7,7,-1,8}},
-/*a*/{"g_map",           5, NULL },
-/*b*/{"g_controls",      1, NULL },
-/*c*/{"text_quitty",     8, NULL },
-/*d*/{"text_yes",        8, menu_btn_fuckoff,{-1,-1,-1,-1} },
-};
-
-static void menu_btn_map_a( int event ){}
-static void menu_btn_map_b( int event ){}
-static void menu_btn_map_c( int event ){}
-
-static void menu_btn_paused( int event )
-{
+static menu;
 
-}
-
-static void menu_btn_fuckoff( int event )
+/*
+ * Attaches memory locations to the various items in the menu
+ */
+static void menu_link(void)
 {
-   glfwSetWindowShouldClose( vg.window, 1 );
-}
+   /* link data locations */
+   for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
+      ent_menuitem *item = mdl_arritm( &menu.items, i );
+      
+      if( item->type == k_ent_menuitem_type_toggle ||
+          item->type == k_ent_menuitem_type_slider ){
+         
+         const char *name;
 
-static void menu_btn_quit( int event )
-{
-   menu_page = 0x8;
-   menu_loc = 0xd;
+         if( item->type == k_ent_menuitem_type_slider )
+            name = mdl_pstr( &menu.model, item->slider.pstr_data );
+         else
+            name = mdl_pstr( &menu.model, item->checkmark.pstr_data );
+         vg_var *var = vg_console_match_var( name );
+
+         if( var ){
+            if( ( item->type == k_ent_menuitem_type_slider && 
+                  var->data_type != k_var_dtype_f32
+                ) ||
+                ( item->type == k_ent_menuitem_type_toggle &&!
+                  ( var->data_type == k_var_dtype_i32 ||
+                    var->data_type == k_var_dtype_u32 
+                  )
+               )
+            ){
+               vg_error( "Cannot hook to data %s(%p), because it is type %d.\n",
+                           name, var, var->data_type );
+               item->pvoid = NULL;
+            }
+            else{
+               item->pvoid = var->data;
+            }
+         }
+         else{
+            vg_error( "No data named %s\n", name );
+            item->pvoid = NULL;
+         }
+      }
+      else{
+         item->pvoid = NULL;
+      }
+   }
 }
 
-static void menu_btn_map( int event )
+static void menu_init(void)
 {
-   menu_page = 0x4;
-   menu_loc = 7;
-}
+   void *alloc = vg_mem.rtmemory;
 
-static void menu_btn_skater( int event )
-{
-   menu_page = 0x2;
-}
+   mdl_open( &menu.model, "models/rs_menu.mdl", alloc );
+   mdl_load_metadata_block( &menu.model, alloc );
 
-static void menu_init(void)
-{
-   menu_model = mdl_load( "models/rs_menu.mdl" );
+   vg_linear_clear( vg_mem.scratch );
 
-   if( !menu_model )
-      vg_fatal_exit_loop( "No menu model" );
+   mdl_load_array( &menu.model, &menu.items,   "ent_menuitem", alloc );
+   mdl_load_array( &menu.model, &menu.markers, "ent_marker", alloc );
+   mdl_load_array( &menu.model, &menu.cameras, "ent_camera", alloc );
 
-   for( int i=0; i<vg_list_size(menu_buttons); i++ )
-   {
-      struct menu_button *btn = &menu_buttons[i];
-      btn->pnode = mdl_node_from_name( menu_model, btn->name );
+   vg_linear_clear( vg_mem.scratch );
 
-      if( !btn->pnode )
-         vg_fatal_exit_loop( "Menu programming error" );
-   }
+   if( !mdl_arrcount( &menu.model.textures ) )
+      vg_fatal_error( "No texture in menu file" );
 
-   vg_convar_push( (struct vg_convar){
-      .name = "cl_playermdl_id",
-      .data = &cl_playermdl_id,
-      .data_type = k_convar_dtype_i32,
-      .opt_i32 = { .min=0, .max=2, .clamp=1 },
-      .persistent = 1
-   });
+   mdl_texture *tex0 = mdl_arritm( &menu.model.textures, 0 );
+   void *data = vg_linear_alloc( vg_mem.scratch, tex0->file.pack_size );
+   mdl_fread_pack_file( &menu.model, &tex0->file, data );
 
-   vg_acquire_thread_sync();
-   mdl_unpack_glmesh( menu_model, &menu_glmesh );
-   vg_release_thread_sync();
+   mdl_async_load_glmesh( &menu.model, &menu.mesh );
+   vg_tex2d_load_qoi_async( data, tex0->file.pack_size, 
+                            VG_TEX2D_LINEAR|VG_TEX2D_CLAMP,
+                            &menu.texture );
 
-   shader_menu_register();
+   mdl_close( &menu.model );
+   shader_model_menu_register();
 }
 
-static void menu_run_directional(void)
+/*
+ * Drop back a page until we're at the bottom which then we jus quit
+ */
+static void menu_back_page(void)
 {
-   struct menu_button *btn = &menu_buttons[ menu_loc ];
-
-   if( vg_get_button_down( "jump" ) )
-   {
-      if( btn->fn_press )
-      {
-         btn->fn_press( 1 );
-         return;
-      }
+   vg_info( "menu_back_page()\n" );
+   menu.page_depth --;
+   if( menu.page_depth == 0 ){
+      menu.active = 0;
+      menu.page = 0xffffffff;
    }
+   else{
+      menu.page = menu.page_stack[ menu.page_depth ].page;
+      menu.cam = menu.page_stack[ menu.page_depth ].cam;
 
-   if( menu_input_cooldown <= 0.0f )
-   {
-      v2f dir = { vg_get_axis( "lookh" ), vg_get_axis( "lookv" ) };
-
-      if( v2_length2( dir ) > 0.8f*0.8f )
-      {
-         int idir = 0;
+      if( menu.input_mode == k_menu_input_mode_keys )
+         menu.loc = menu.page_stack[ menu.page_depth ].loc;
+      else menu.loc = NULL;
+   }
+}
 
-         if( fabsf(dir[0]) > fabsf(dir[1]) )
-         {
-            if( dir[0] > 0.0f ) idir = 2;
-            else idir = 0;
-         }
-         else
-         {
-            if( dir[1] > 0.0f ) idir = 3;
-            else idir = 1;
-         }
+/*
+ * Open page to the string identifier
+ */
+static void menu_open_page( const char *name )
+{
+   if( menu.page_depth >= MENU_STACK_SIZE )
+      vg_fatal_error( "Stack overflow\n" );
 
-         int link = btn->links[idir];
+   vg_info( "Try to open %s\n", name );
 
-         if( link != -1 )
-         {
-            menu_loc_last = menu_loc;
-            menu_loc = link;
-            menu_input_cooldown = 0.25f;
+   u32 hash = vg_strdjb2( name );
+   for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
+      ent_menuitem *item = mdl_arritm( &menu.items, i );
+      
+      if( item->type == k_ent_menuitem_type_page ){
+         if( mdl_pstreq( &menu.model, item->page.pstr_name, name, hash ) ){
+            u32 new_page = __builtin_ctz( item->groups );
+
+            if( new_page == menu.page ){
+               menu_back_page();
+            }
+            else{
+               menu.page_stack[ menu.page_depth    ].page = menu.page;
+               menu.page_stack[ menu.page_depth    ].cam = menu.cam;
+               menu.page_stack[ menu.page_depth ++ ].loc = menu.loc;
+               menu.page = __builtin_ctz( item->groups );
+
+               if( menu.input_mode == k_menu_input_mode_keys ){
+                  if( item->page.id_entrypoint ){
+                     u32 id = mdl_entity_id_id( item->page.id_entrypoint );
+                     menu.loc = mdl_arritm( &menu.items, id );
+                  }
+               }
+
+               if( item->page.id_viewpoint ){
+                  u32 id = mdl_entity_id_id( item->page.id_viewpoint );
+                  menu.cam = mdl_arritm( &menu.cameras, id );
+               }
+               vg_info( "menu page: %u (%p,%p)\n", 
+                        menu.page, menu.loc, menu.cam );
+            }
+            return;
          }
       }
    }
 }
 
-static int menu_page_should_backout(void)
-{
-   return vg_get_button_down( "break" );
-}
-
-static void menu_close(void)
+/*
+ * activate a pressable type
+ */
+static void menu_trigger_item( ent_menuitem *item )
 {
-   cl_menu_go_away = 1;
-   menu_page = 0;
-}
+   if     ( item->type == k_ent_menuitem_type_event_button ){
+      u32 q = item->button.pstr;
 
-static void menu_page_main(void)
-{
-   if( menu_page_should_backout() )
-   {
-      menu_close();
-      return;
+      if( MDL_CONST_PSTREQ( &menu.model, q, "quit" ) ){
+         vg.window_should_close = 1;
+      }
+      else if( MDL_CONST_PSTREQ( &menu.model, q, "reset" ) ){
+         localplayer_cmd_respawn( 0, NULL );
+         
+         menu.page_depth = 0;
+         menu.active = 0;
+         menu.page = 0xffffffff;
+      }
+      else if( MDL_CONST_PSTREQ( &menu.model, q, "credits" ) ){
+         menu.credits_open = 1;
+      }
+      else if( MDL_CONST_PSTREQ( &menu.model, q, "workshop" ) ){
+         workshop_submit_command(0,NULL);
+      }
+   }
+   else if( item->type == k_ent_menuitem_type_page_button ){
+      menu_open_page( mdl_pstr( &menu.model, item->button.pstr ) );
+   }
+   else if( item->type == k_ent_menuitem_type_toggle ){
+      if( item->pi32 ){
+         *item->pi32 = *item->pi32 ^ 0x1;
+      }
    }
-
-   menu_fov_target = 112.0f;
-   menu_run_directional();
 }
 
-static void menu_page_map(void)
+static f32 menu_slider_snap( f32 value, f32 old, f32 notch )
 {
-   if( menu_page_should_backout() )
-   {
-      menu_page = 1;
-      menu_loc = 3;
-   }
+   f32 const k_epsilon = 0.0125f;
 
-   menu_fov_target = 80.0f;
-   menu_run_directional();
-}
+   if( fabsf(notch-value) < k_epsilon ){
+      if( fabsf(notch-old) > k_epsilon ){
+         audio_lock();
+         audio_oneshot( &audio_ui[0], 1.0f, 0.0f );
+         audio_unlock();
+      }
 
-static void menu_page_quit(void)
-{
-   if( menu_page_should_backout() )
-   {
-      menu_page = 1;
-      menu_loc = 1;
+      return notch;
    }
-
-   menu_fov_target = 90.0f;
-   menu_run_directional();
+   else
+      return value;
 }
 
-static void menu_page_skater(void)
+/* 
+ * Run from vg_gui every frame
+ */
+static void menu_update(void)
 {
-   float h = vg_get_axis( "lookh" );
-   menu_fov_target = 97.0f;
+   if( workshop_form.page != k_workshop_form_hidden ){
+      return;
+   }
 
-   if( menu_page_should_backout() )
-   {
-      menu_page = 1;
-      menu_loc = 2;
+   int escape = button_down( k_srbind_mback );
+   if( menu.credits_open ){
+      if( escape ){
+         menu.credits_open = 0;
+      }
       return;
    }
 
-   if( (fabsf(h) > 0.7f) && (menu_input_cooldown <= 0.0f) )
-   {
-      if( h < 0.0f )
-      {
-         cl_playermdl_id --;
-         if( cl_playermdl_id < 0 )
-            cl_playermdl_id = 2;
+   if( button_down( k_srbind_mopen ) ){
+      if( !menu.active && !menu.disable_open ){
+         menu.active = 1;
+         menu.page = 0xffffffff;
+         menu_open_page( "Main Menu" );
+         return;
+      }
+   }
+
+   menu.factive = vg_lerpf( menu.factive, menu.active, 
+                            vg.time_frame_delta * 6.0f );
 
-         menu_buttons[5].fsize = 0.4f;
-         menu_buttons[5].falpha = 1.0f;
+   if( !menu.active ) return;
 
-         menu_input_cooldown = 0.25f;
-         player_load_model( playermodels[ cl_playermdl_id ], 1 );
-      }
-      else
-      {
-         cl_playermdl_id ++;
-         if( cl_playermdl_id > 2 )
-            cl_playermdl_id = 0;
-         
-         menu_buttons[6].fsize = 0.4f;
-         menu_buttons[6].falpha = 1.0f;
+   enum menu_input_mode prev_mode = menu.input_mode;
 
-         menu_input_cooldown = 0.25f;
-         player_load_model( playermodels[ cl_playermdl_id ], 1 );
-      }
+   /* get buttons inputs
+    * -------------------------------------------------------------------*/
+   int ml = button_down( k_srbind_mleft ),
+       mr = button_down( k_srbind_mright ),
+       mu = button_down( k_srbind_mup ),
+       md = button_down( k_srbind_mdown ),
+       mh = ml-mr,
+       mv = mu-md,
+       enter = button_down( k_srbind_maccept );
+
+   if( mh||mv||enter ){
+      menu.input_mode = k_menu_input_mode_keys;
    }
-}
 
-static void menu_update(void)
-{
-   if( vg_get_button_down( "menu" ) )
-   {
-      if( cl_menu )
-      {
-         cl_menu_go_away = 1;
-         menu_page = 0;
-      }
-      else
-      {
-         cl_menu = 1;
-         menu_page = 1;
+   /* get mouse inputs 
+    * --------------------------------------------------------------------*/
+   menu.mouse_dist += v2_length( vg.mouse_delta ); /* TODO: Move to UI */
+   menu.mouse_track += vg.time_frame_delta;
+   if( menu.mouse_track > 0.1f ){
+      menu.mouse_track = fmodf( menu.mouse_track, 0.1f );
+      if( menu.mouse_dist > 10.0f ){
+         menu.input_mode = k_menu_input_mode_mouse;
+         menu.mouse_dist = 0.0f;
       }
    }
 
-   if( menu_page == 1 )
-      menu_page_main();
-   else if( menu_page == 2 )
-      menu_page_skater();
-   else if( menu_page == 4 )
-      menu_page_map();
-   else if( menu_page == 8 )
-      menu_page_quit();
-
-   struct menu_button *btn = &menu_buttons[ menu_loc ];
-
-   v3f pos;
-   v2f angles;
+   if( ui_clicking(UI_MOUSE_LEFT) || ui_clicking(UI_MOUSE_RIGHT) ){
+      menu.input_mode = k_menu_input_mode_mouse;
+   }
 
-   /* Base */
-   {
-      v3f lookdir;
-      v3f *mtx = player.mdl.sk.final_mtx[player.mdl.id_head];
-      m3x3_mulv( mtx, (v3f){-1.0f,0.0f,0.0f}, lookdir );
+   if( menu.input_mode == k_menu_input_mode_mouse ){
+      /* 
+       * handle mouse input
+       * ------------------------------------------------------------*/
+      vg_ui.wants_mouse = 1;
+
+      /* 
+       * this raycasting is super cumbersome because all the functions were 
+       * designed for other purposes. we dont care though.
+       */
+      m4x4f inverse;
+      m4x4_inv( menu.view.mtx.p, inverse );
+      v4f coords;
+      coords[0] = vg_ui.mouse[0];
+      coords[1] = vg.window_y - vg_ui.mouse[1];
+      v2_div( coords, (v2f){ vg.window_x, vg.window_y }, coords );
+      v2_muls( coords, 2.0f, coords );
+      v2_add( coords, (v2f){-1.0f,-1.0f}, coords );
+      coords[2] = 1.0f;
+      coords[3] = 1.0f;
+      m4x4_mulv( inverse, coords, coords );
+      v3f ray;
+      m3x3_mulv( menu.view.transform, coords, ray );
+      v3_normalize( ray );
+
+      if( menu.loc && (menu.loc->type == k_ent_menuitem_type_slider) &&
+          ui_clicking(UI_MOUSE_LEFT) && menu.loc->pf32 ){
+
+         u32 il = mdl_entity_id_id( menu.loc->slider.id_min ),
+             ir = mdl_entity_id_id( menu.loc->slider.id_max );
+         ent_marker *ml = mdl_arritm( &menu.markers, il ),
+                    *mr = mdl_arritm( &menu.markers, ir );
+
+         v3f q2;
+         v3_muladds( menu.view.pos, ray, 100.0f, q2 );
+
+         f32 s,t;
+         v3f c1, c2;
+         v3f p1, q1, v0;
+         v3_sub( mr->transform.co, ml->transform.co, v0 );
+         v3_muladds( ml->transform.co, v0, -1.0f, p1 );
+         v3_muladds( mr->transform.co, v0,  1.0f, q1 );
+         closest_segment_segment( p1, q1, menu.view.pos, q2, &s,&t, c1,c2 );
+
+         s-=(1.0f/3.0f);
+         s/=(1.0f/3.0f);
+
+         if( ui_click_down(UI_MOUSE_LEFT) ){
+            menu.slider_offset = *menu.loc->pf32 - s;
+         }
 
-      lookdir[1] = 0.0f;
-      v3_normalize( lookdir );
+         f32 newvalue = vg_clampf( s+menu.slider_offset, 0.0f, 1.0f );
 
-      v3f center_rough;
+         newvalue = menu_slider_snap( newvalue, *menu.loc->pf32, 0.00f );
+         newvalue = menu_slider_snap( newvalue, *menu.loc->pf32, 1.00f );
+         newvalue = menu_slider_snap( newvalue, *menu.loc->pf32, 0.25f );
+         newvalue = menu_slider_snap( newvalue, *menu.loc->pf32, 0.50f );
+         newvalue = menu_slider_snap( newvalue, *menu.loc->pf32, 0.75f );
 
-      if( player.is_dead )
-      {
-         v3_copy(player.mdl.ragdoll[ player.mdl.id_hip-1 ].rb.co, center_rough);
-      }
-      else
-      {
-         v3_add( player.camera_pos, player.visual_transform[3], center_rough );
-         v3_muls( center_rough, 0.5f, center_rough );
+         *menu.loc->pf32 = newvalue;
+         return;
       }
 
-      v3_muladds( center_rough, lookdir, 1.5f, pos );
-      v3_add( (v3f){ 0.0f,0.8f,0.0f}, pos, pos );
+      ent_menuitem *hit_item = NULL;
 
-      angles[1] = 0.0f;
-      angles[0] = -atan2f( lookdir[0], lookdir[2] );
+      for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
+         ent_menuitem *item = mdl_arritm( &menu.items, i );
 
-      /* setup model matrix */
-      v4f qmenu_mdl;
-      q_axis_angle( qmenu_mdl, (v3f){0.0f,1.0f,0.0f}, -angles[0] );
+         if( item->type == k_ent_menuitem_type_page ) continue;
+         if( item->type == k_ent_menuitem_type_visual ) continue;
+         if( !(item->groups & (0x1<<menu.page)) ) continue;
 
-      q_m3x3( qmenu_mdl, menu_mdl_mtx );
-      v3_copy( center_rough, menu_mdl_mtx[3] );
-   }
+         ent_menuitem *ray_item = item;
 
-   /* Extra */
-   {
-      v3f delta;
-      v3_sub( btn->pnode->co, (v3f){ 0.0f,1.5f,-1.5f }, delta );
-      v3_normalize( delta );
+         if( item->type == k_ent_menuitem_type_slider ){
+            u32 subtarget = mdl_entity_id_id( item->slider.id_handle );
+            ray_item = mdl_arritm( &menu.items, subtarget );
+         }
+         
+         v3f local_ray,
+             local_co;
 
-      float y = atan2f( delta[0], delta[2] ),
-            p = -sinf(delta[1]),
-            dt = vg.frame_delta;
+         m4x3f inverse_mtx;
+         mdl_transform_m4x3( &ray_item->transform, inverse_mtx );
+         m4x3_invert_full( inverse_mtx, inverse_mtx );
+         
+         m4x3_mulv( inverse_mtx, menu.view.transform[3], local_co );
+         m3x3_mulv( inverse_mtx, ray, local_ray );
+         v3_normalize( local_ray );
+         
+         local_ray[0] = 1.0f/local_ray[0];
+         local_ray[1] = 1.0f/local_ray[1];
+         local_ray[2] = 1.0f/local_ray[2];
+
+         for( u32 j=0; j<ray_item->submesh_count; j++ ){
+            mdl_submesh *sm = mdl_arritm( &menu.model.submeshs, 
+                                           ray_item->submesh_start + j );
+            if( ray_aabb1( sm->bbx, local_co, local_ray, 1000.0f ) ){
+               hit_item = item;
+               break;
+            }
+         }
+      }
 
-      menu_extra_angles[0] = vg_lerpf( menu_extra_angles[0], y, dt );
-      menu_extra_angles[1] = vg_lerpf( menu_extra_angles[1], p, dt );
+      if( hit_item != menu.loc ){
+         menu.loc = hit_item;
+      }
 
-      v2_muladds( angles, menu_extra_angles, 0.8f, angles );
-      angles[0] = fmodf( angles[0], VG_TAUf );
-   }
-   
-   /* Update camera */
-   {
-      camera_angles[0] = vg_alerpf( camera_angles[0], angles[0], menu_opacity );
-      camera_angles[1] = vg_lerpf ( camera_angles[1], angles[1], menu_opacity );
-      v3_lerp( camera_pos, pos, menu_opacity, camera_pos );
-      camera_update();
+      if( escape ){
+         menu_back_page();
+      }
+      else if( menu.loc ){
+         if( ui_click_down( UI_MOUSE_LEFT ) ){
+            menu_trigger_item( menu.loc );
+         }
+      }
    }
+   else if( menu.input_mode == k_menu_input_mode_keys ){
+      /* 
+       * handle button input
+       * ------------------------------------------------------------*/
+      if( (prev_mode != k_menu_input_mode_keys) && !menu.loc ){
+         for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
+            ent_menuitem *item = mdl_arritm( &menu.items, i );
+            
+            if( (item->type != k_ent_menuitem_type_page) &&
+                (item->type != k_ent_menuitem_type_visual) &&
+                (item->groups & (0x1<<menu.page)) ){
+               menu.loc = item;
+            }
+         }
+      }
 
-   float dt = vg.frame_delta * 6.0f;
-   menu_opacity = vg_lerpf( menu_opacity, cl_menu&&!cl_menu_go_away, dt );
+      if( !menu.loc ) vg_fatal_error( "No location\n" );
 
-   if( menu_opacity <= 0.01f )
-   {
-      cl_menu = 0;
-      cl_menu_go_away = 0;
-   }
+      if( menu.loc->type == k_ent_menuitem_type_slider && menu.loc->pf32 ){
+         f32 move = 0.0f;
 
-   vg.time_rate = 1.0-(double)menu_opacity;
+         if( vg_input.display_input_method == k_input_method_controller ){
+            move += button_press( k_srbind_mright );
+            move -= button_press( k_srbind_mleft );
+         }
+         else{
+            move += axis_state( k_sraxis_mbrowse_h );
+         }
 
-   if( cl_menu )
-   {
-      menu_input_cooldown -= vg.frame_delta;
-   }
-}
+         move *= vg.time_frame_delta;
+         *menu.loc->pf32 = vg_clampf( *menu.loc->pf32 + move, 0.0f, 1.0f );
 
-/* https://iquilezles.org/articles/functions/ */
-float expSustainedImpulse( float x, float f, float k )
-{
-    float s = fmaxf(x-f,0.0f);
-    return fminf( x*x/(f*f), 1.0f+(2.0f/f)*s*expf(-k*s));
+         mh = 0;
+      }
+      
+      if( escape ){
+         menu_back_page();
+      }
+      else if( enter ){
+         menu_trigger_item( menu.loc );
+      }
+      else if( mh||mv ){
+         v3f opt; 
+         v3_zero( opt );
+         f32 best = 0.707f;
+         ent_menuitem *nextpos = NULL;
+
+         opt[0] += mh;
+         opt[2] += mv;
+         mdl_transform_vector( &menu.cam->transform, opt, opt );
+
+         for( u32 i=0; i<4; i++ ){
+            u32 id = menu.loc->id_links[i];
+            if( !id ) continue;
+            u32 index = mdl_entity_id_id( id );
+
+            ent_menuitem *other = mdl_arritm( &menu.items, index );
+            v3f delta;
+            v3_sub( menu.loc->transform.co, other->transform.co, delta );
+            v3_normalize( delta );
+
+            f32 score = v3_dot( delta, opt );
+            if( score > best ){
+               best = score;
+               nextpos = other;
+            }
+         }
+
+         if( nextpos ){
+            menu.loc = nextpos;
+         }
+      }
+   }
 }
 
-static void menu_render( m4x4f projection )
+/*
+ * Run from vg_gui when active
+ */
+VG_STATIC void menu_render(void)
 {
    glEnable(GL_BLEND);
    glDisable(GL_DEPTH_TEST);
    glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
    glBlendEquation(GL_FUNC_ADD);
 
-   shader_fscolour_use();
-   shader_fscolour_uColour( (v4f){ 0.1f, 0.1f, 0.3f, menu_opacity*0.5f } );
+   shader_blitcolour_use();
+   v4f colour;
+   ui_hex_to_norm( ui_colour( k_ui_bg+3 ), colour );
+   colour[3] = 0.5f;
+
+   shader_blitcolour_uColour( colour );
    render_fsquad();
 
+   if( workshop_form.page != k_workshop_form_hidden ){
+      return;
+   }
+
+   if( menu.credits_open ){
+      ui_rect panel = { 0,0, 460, 400 },
+              screen = { 0,0, vg.window_x,vg.window_y };
+      ui_rect_center( screen, panel );
+      ui_fill( panel, ui_colour(k_ui_bg) );
+      ui_outline( panel, 1, ui_colour(k_ui_fg) );
+      ui_rect_pad( panel, (ui_px[]){8,8} );
+
+      ui_rect title;
+      ui_split( panel, k_ui_axis_h, 28*2, 0, title, panel );
+      ui_text( title, "Skate Rift - Credits", 2, k_ui_align_middle_center, 0 );
+      ui_split( panel, k_ui_axis_h, 28, 0, title, panel );
+      ui_text( title, "Mt.Zero Software", 1, k_ui_align_middle_center, 0 );
+
+      ui_split( panel, k_ui_axis_h, 8, 0, title, panel );
+      ui_split( panel, k_ui_axis_h, 28, 0, title, panel );
+      ui_text( title, "A game by Harry Godden", 1, 
+               k_ui_align_middle_center, 0 );
+
+      ui_split( panel, k_ui_axis_h, 8, 0, title, panel );
+      ui_split( panel, k_ui_axis_h, 28*2, 0, title, panel );
+      ui_text( title, "Free Software", 2, k_ui_align_middle_center, 0 );
+
+      ui_split( panel, k_ui_axis_h, 8, 0, title, panel );
+      ui_text( panel, 
+            "Sam Lantinga       - SDL2 - libsdl.org\n"
+            "Hunter WB          - Anyascii\n"
+            "David Herberth     - GLAD\n"
+            "Dominic Szablewski - QOI - qoiformat.org\n"
+            "Sean Barrett       - stb_image,stb_vorbis,stb_include\n"
+            "Khronos Group      - OpenGL\n"
+            , 1, k_ui_align_left, 0 );
+      return;
+   }
+
    glEnable( GL_DEPTH_TEST );
    glDisable( GL_BLEND );
 
-   m4x3f mtx;
-   
-   shader_menu_use();
-   shader_menu_uColour( (v4f){ 1.0f,1.0f,1.0f,1.0f} );
-   shader_menu_uTexMain( 1 );
-   vg_tex2d_bind( &tex_graffiti, 1 );
-
-   shader_menu_uPv( projection );
-   mesh_bind( &menu_glmesh );
-
-   for( int i=0; i<vg_list_size(menu_buttons); i++ )
-   {
-      struct menu_button *btn = &menu_buttons[i];
-      float talpha = i==menu_loc? 1.0f: 0.0f,
-            tsize0 = btn->areas & menu_page? 1.0f: 0.0f,
-            tsize1 = i==menu_loc? 0.07f: 0.0f,
-            tsize  = tsize0+tsize1;
-
-      btn->falpha = vg_lerpf( btn->falpha, talpha, vg.frame_delta * 14.0f );
-      btn->fsize  = vg_lerpf( btn->fsize,  tsize,  vg.frame_delta * 3.0f  );
-
-      /* Colour */
-      v4f vselected = {0.95f*1.3f,0.45f*1.3f,0.095f*1.3f, 1.0f},
-          vnormal   = {1.0f,1.0f,1.0f, 1.0f},
-          vcurrent;
-
-      v4_lerp( vnormal, vselected, btn->falpha, vcurrent );
-      shader_menu_uColour( vcurrent );
-
-      /* Create matrix */
-      m4x3f mtx_size;
-      mdl_node_transform( btn->pnode, mtx );
-      m4x3_mul( menu_mdl_mtx, mtx, mtx );
-      m4x3_identity( mtx_size );
-      m4x3_scale( mtx_size, expSustainedImpulse( btn->fsize, 0.5f, 8.7f) );
-      m4x3_mul( mtx, mtx_size, mtx );
-      shader_menu_uMdl( mtx );
-
-      for( int j=0; j<btn->pnode->submesh_count; j++ )
-      {
-         mdl_submesh *sm = 
-            mdl_submesh_from_id( menu_model, btn->pnode->submesh_start+j );
-         mdl_draw_submesh( sm );
-      }
+   f32 rate = vg.time_frame_delta * 12.0f;
+
+   if( menu.cam ){
+      camera target;
+
+      target.fov = menu.cam->fov;
+      v3_copy( menu.cam->transform.co, target.pos );
+
+      v3f v0;
+      mdl_transform_vector( &menu.cam->transform, (v3f){0.0f,-1.0f,0.0f}, v0 );
+      player_vector_angles( target.angles, v0, 1.0f, 0.0f );
+
+      camera_lerp( &menu.view, &target, rate, &menu.view );
+
+      menu.view.farz = 150.0f;
+      menu.view.nearz = 0.01f;
+
+      camera_update_transform( &menu.view );
+      camera_update_view( &menu.view );
+      camera_update_projection( &menu.view );
+      camera_finalize( &menu.view );
    }
-   
-   /*
-   for( int i=0; i<menu_model->node_count; i++ )
-   {
-      mdl_node *pnode = mdl_node_from_id( menu_model, i );
+   else return;
+
+   shader_model_menu_use();
+   shader_model_menu_uTexMain( 1 );
+   glActiveTexture( GL_TEXTURE1 );
+   glBindTexture( GL_TEXTURE_2D, menu.texture );
+   shader_model_menu_uPv( menu.view.mtx.pv );
+   shader_model_menu_uPvmPrev( menu.view.mtx_prev.pv );
+
+   mesh_bind( &menu.mesh );
+
+   v4f white, blue;
+
+   ui_hex_to_norm( ui_colour( k_ui_fg ), white );
+   ui_hex_to_norm( ui_colour( k_ui_orange+k_ui_brighter ), blue );
+
+   for( u32 i=0; i<mdl_arrcount(&menu.items); i++ ){
+      ent_menuitem *item = mdl_arritm( &menu.items, i );
+
+      if(   item->type == k_ent_menuitem_type_page ) continue;
+      if( !(item->groups & (0x1 << menu.page)) ) continue;
+
+      int selected = 0;
       
-      for( int j=0; j<pnode->submesh_count; j++ )
-      {
-         mdl_submesh *sm = 
-            mdl_submesh_from_id( menu_model, pnode->submesh_start+j );
+      if( menu.loc ){
+         if( menu.loc->type == k_ent_menuitem_type_slider ){
+            u32 subid = menu.loc->slider.id_handle;
+            if( item == mdl_arritm( &menu.items, mdl_entity_id_id(subid) ))
+               selected = 1;
+         }
+         else{
+            if( item == menu.loc )
+               selected = 1;
+         }
+      }
+
+      item->factive = vg_lerpf( item->factive, selected, rate );
+      v4f colour;
+      v4_lerp( white, blue, item->factive, colour );
+      shader_model_menu_uColour( colour );
+
+      f32 scale = 1.0f+item->factive*0.1f;
 
-         mdl_node_transform( pnode, mtx );
-         m4x3_mul( menu_mdl_mtx, mtx, mtx );
-         shader_menu_uMdl( mtx );
+      m4x3f mmdl;
+      mdl_transform transform = item->transform;
+      v3_muls( transform.s, scale, transform.s );
+      mdl_transform_m4x3( &transform, mmdl );
 
-         mdl_draw_submesh( sm );
+      if( item->type == k_ent_menuitem_type_toggle && item->pi32 ){
+         u32 subid = mdl_entity_id_id( item->checkmark.id_check );
+         ent_menuitem *subitem = mdl_arritm( &menu.items, subid );
+
+         v3_muladds( item->transform.co, item->checkmark.offset, scale,
+                     subitem->transform.co );
+
+         subitem->fvisible = vg_lerpf( subitem->fvisible, *item->pi32, rate );
+         v3_fill( subitem->transform.s, subitem->fvisible );
+      }
+      else if( item->type == k_ent_menuitem_type_slider && item->pf32 ){
+         u32 il = mdl_entity_id_id( item->slider.id_min ),
+             ir = mdl_entity_id_id( item->slider.id_max ),
+             ih = mdl_entity_id_id( item->slider.id_handle );
+         ent_marker *ml = mdl_arritm( &menu.markers, il ),
+                    *mr = mdl_arritm( &menu.markers, ir );
+         ent_menuitem *handle = mdl_arritm( &menu.items, ih );
+
+         v3_lerp( ml->transform.co, mr->transform.co, *item->pf32,
+                  handle->transform.co );
       }
-   }
-   */
-}
 
-static void menu_free(void *_)
-{
-   mesh_free( &menu_glmesh );
+      shader_model_menu_uMdl( mmdl );
+
+      for( u32 j=0; j<item->submesh_count; j++ ){
+         u32 index = item->submesh_start + j;
+         mdl_draw_submesh( mdl_arritm( &menu.model.submeshs, index ));
+      }
+   }
 }
 
 #endif /* MENU_H */