- /* water rendering */
- struct{
- struct framebuffer fbreflect, fbdepth;
- }
- water;
-
- /* split flap display */
- struct{
- glmesh mesh_base, mesh_display;
- mdl_submesh sm_base;
- u32 active_route_board;
-
- u32 w, h;
- float *buffer;
- }
- sfd;
-
- v3f render_gate_pos;
- int in_volume;
-
- int switching_to_new_world;
-
- world_instance worlds[4];
- u32 world_count;
- u32 active_world;
-
- /* text particles */
- font3d font;
-
- struct timer_text{
- char text[8];
- m4x3f transform;
- ent_gate *gate;
- ent_route *route;
- }
- timer_texts[4];
- u32 timer_text_count;
-
- struct text_particle{
- rigidbody *rb;
- ent_glyph *glyph;
- }
- text_particles[6*4];
- u32 text_particle_count;
-
-}
-world_global;
-
-VG_STATIC world_instance *get_active_world( void )
-{
- return &world_global.worlds[ world_global.active_world ];
-}
-
-/*
- * API
- */
-
-VG_STATIC
-int ray_hit_is_ramp( world_instance *world, ray_hit *hit );
-
-VG_STATIC
-struct world_surface *ray_hit_surface( world_instance *world, ray_hit *hit );
-
-VG_STATIC
-void ray_world_get_tri( world_instance *world, ray_hit *hit, v3f tri[3] );
-
-VG_STATIC
-int ray_world( world_instance *world, v3f pos, v3f dir, ray_hit *hit );
-
-/*
- * Submodules
- */
-
-#include "world_routes.h"
-#include "world_sfd.h"
-#include "world_render.h"
-#include "world_water.h"
-#include "world_volumes.h"
-#include "world_gen.h"
-#include "world_gate.h"
-
-/*
- * -----------------------------------------------------------------------------
- * Events
- * -----------------------------------------------------------------------------
- */
-
-VG_STATIC int world_stop_sound( int argc, const char *argv[] )
-{
- world_instance *world = get_active_world();
- return 0;
-}
-
-VG_STATIC void world_init(void)
-{
- world_global.sky_rate = 1.0;
- world_global.sky_target_rate = 1.0;
-
- shader_scene_standard_register();
- shader_scene_standard_alphatest_register();
- shader_scene_vertex_blend_register();
- shader_scene_terrain_register();
- shader_scene_depth_register();
- shader_scene_position_register();
-
- shader_model_sky_register();
-
- vg_info( "Loading world resources\n" );
-
- vg_linear_clear( vg_mem.scratch );
-
- mdl_context msky;
- mdl_open( &msky, "models/rs_skydome.mdl", vg_mem.scratch );
- mdl_load_metadata_block( &msky, vg_mem.scratch );
- mdl_load_mesh_block( &msky, vg_mem.scratch );
- mdl_close( &msky );
-
- vg_acquire_thread_sync();
- {
- mdl_unpack_glmesh( &msky, &world_global.skydome );
- }
- vg_release_thread_sync();
-
- /* Other systems */
- vg_info( "Loading other world systems\n" );
-
- vg_loader_step( world_render_init, NULL );
- vg_loader_step( world_sfd_init, NULL );
- vg_loader_step( world_water_init, NULL );
- vg_loader_step( world_gates_init, NULL );
- vg_loader_step( world_routes_init, NULL );
-
- /* Allocate dynamic world memory arena */
- u32 max_size = 76*1024*1024;
- world_global.generic_heap = vg_create_linear_allocator( vg_mem.rtmemory,
- max_size,
- VG_MEMORY_SYSTEM );
-}
-
-typedef struct ent_call ent_call;
-struct ent_call{
- ent_index ent;
- u32 function;
- void *data;
-};
-
-VG_STATIC void entity_call( world_instance *world, ent_call *call );
-
-VG_STATIC void ent_volume_call( world_instance *world, ent_call *call )
-{
- ent_volume *volume = mdl_arritm( &world->ent_volume, call->ent.index );
- if( !volume->target.type ) return;
-
- if( call->function == k_ent_function_trigger ){
- call->ent = volume->target;
-
- if( volume->type == k_volume_subtype_particle ){
- float *co = alloca( sizeof(float)*3 );
- co[0] = vg_randf()*2.0f-1.0f;
- co[1] = vg_randf()*2.0f-1.0f;
- co[2] = vg_randf()*2.0f-1.0f;
- m4x3_mulv( volume->to_world, co, co );
-
- call->function = k_ent_function_particle_spawn;
- call->data = co;
- entity_call( world, call );
- }
- else
- entity_call( world, call );
- }
-}
-
-VG_STATIC void ent_audio_call( world_instance *world, ent_call *call )
-{
- ent_audio *audio = mdl_arritm( &world->ent_audio, call->ent.index );
-
- v3f sound_co;
-
- if( call->function == k_ent_function_particle_spawn ){
- v3_copy( call->data, sound_co );
- }
- else if( call->function == k_ent_function_trigger ){
- v3_copy( audio->transform.co, sound_co );
- }
- else
- vg_fatal_exit_loop( "ent_audio_call (invalid function id)" );
-
- float chance = vg_randf()*100.0f,
- bar = 0.0f;
-
- for( u32 i=0; i<audio->clip_count; i++ ){
- ent_audio_clip *clip = mdl_arritm( &world->ent_audio_clip,
- audio->clip_start+i );
-
- float mod = world->probabilities[ audio->probability_curve ],
- p = clip->probability * mod;
-
- bar += p;
-
- if( chance < bar ){
-
- audio_lock();
-
- if( audio->behaviour == k_channel_behaviour_unlimited ){
- audio_oneshot_3d( &clip->clip, sound_co,
- audio->transform.s[0],
- audio->volume );
- }
- else if( audio->behaviour == k_channel_behaviour_discard_if_full ){
- audio_channel *ch =
- audio_get_group_idle_channel( audio->group,
- audio->max_channels );
-
- if( ch ){
- audio_channel_init( ch, &clip->clip, audio->flags );
- audio_channel_group( ch, audio->group );
- audio_channel_set_spacial( ch, sound_co, audio->transform.s[0] );
- audio_channel_edit_volume( ch, audio->volume, 1 );
- ch = audio_relinquish_channel( ch );
- }
- }
- else if( audio->behaviour == k_channel_behaviour_crossfade_if_full){
- audio_channel *ch =
- audio_get_group_idle_channel( audio->group,
- audio->max_channels );
-
- /* group is full */
- if( !ch ){
- audio_channel *existing =
- audio_get_group_first_active_channel( audio->group );
-
- if( existing ){
- if( existing->source == &clip->clip ){
- audio_unlock();
- return;
- }
-
- existing->group = 0;
- existing = audio_channel_fadeout(existing, audio->crossfade);
- }
-
- ch = audio_get_first_idle_channel();
- }
-
- if( ch ){
- audio_channel_init( ch, &clip->clip, audio->flags );
- audio_channel_group( ch, audio->group );
- audio_channel_fadein( ch, audio->crossfade );
- ch = audio_relinquish_channel( ch );
- }
- }
-
- audio_unlock();
- return;
- }
- }
-}