- /* 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;
-}
-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 ){
- v3f co;
- 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;
- }
- }
-}
-
-VG_STATIC void entity_call( world_instance *world, ent_call *call )
-{
- if( call->ent.type == k_ent_volume ){
- ent_volume_call( world, call );
- } else if( call->ent.type == k_ent_audio ){
- ent_audio_call( world, call );
- }
-}
-
-VG_STATIC void world_update( world_instance *world, v3f pos )
-{
- /* TEMP!!!!!! */
- static double g_time = 0.0;
- g_time += vg.time_delta * (1.0/(k_day_length*60.0));
-
-
- struct ub_world_lighting *state = &world->ub_lighting;
-
- state->g_time = g_time;
- state->g_realtime = vg.time;
- state->g_debug_indices = k_debug_light_indices;
- state->g_light_preview = k_light_preview;
- state->g_debug_complexity = k_debug_light_complexity;
-
- state->g_time_of_day = vg_fractf( g_time );
- state->g_day_phase = cosf( state->g_time_of_day * VG_PIf * 2.0f );
- state->g_sunset_phase= cosf( state->g_time_of_day * VG_PIf * 4.0f + VG_PIf );
-
- state->g_day_phase = state->g_day_phase * 0.5f + 0.5f;
- state->g_sunset_phase = powf( state->g_sunset_phase * 0.5f + 0.5f, 6.0f );
-
- float a = state->g_time_of_day * VG_PIf * 2.0f;
- state->g_sun_dir[0] = sinf( a );
- state->g_sun_dir[1] = cosf( a );
- state->g_sun_dir[2] = 0.2f;
- v3_normalize( state->g_sun_dir );
-
-
- world->probabilities[ k_probability_curve_constant ] = 1.0f;
-
- float dp = state->g_day_phase;
-
- world->probabilities[ k_probability_curve_wildlife_day ] =
- (dp*dp*0.8f+state->g_sunset_phase)*0.8f;
- world->probabilities[ k_probability_curve_wildlife_night ] =
- 1.0f-powf(fabsf((state->g_time_of_day-0.5f)*5.0f),5.0f);
-
-
- glBindBuffer( GL_UNIFORM_BUFFER, world->ubo_lighting );
- glBufferSubData( GL_UNIFORM_BUFFER, 0,
- sizeof(struct ub_world_lighting), &world->ub_lighting );
- /* TEMP!!!!!! */
-
- world_global.sky_time += world_global.sky_rate * vg.time_delta;
- world_global.sky_rate = vg_lerp( world_global.sky_rate,
- world_global.sky_target_rate,
- vg.time_delta * 5.0 );
-
- world_routes_update( world );
- world_routes_debug( world );
-
- /* ---- SFD ------------ */
-
- if( mdl_arrcount( &world->ent_route ) ){
- u32 closest = 0;
- float min_dist = INFINITY;
-
- for( u32 i=0; i<mdl_arrcount( &world->ent_route ); i++ ){
- ent_route *route = mdl_arritm( &world->ent_route, i );
- float dist = v3_dist2( route->board_transform[3], pos );
-
- if( dist < min_dist ){
- min_dist = dist;
- closest = i;
- }
- }
-
- if( (world_global.sfd.active_route_board != closest)
- || network_scores_updated )
- {
- network_scores_updated = 0;
- world_global.sfd.active_route_board = closest;
-
- ent_route *route = mdl_arritm( &world->ent_route, closest );
- u32 id = route->official_track_id;
-
- if( id != 0xffffffff ){
- struct netmsg_board *local_board =
- &scoreboard_client_data.boards[id];
-
- for( int i=0; i<13; i++ ){
- sfd_encode( i, &local_board->data[27*i] );
- }
- }else{
- sfd_encode( 0, mdl_pstr( &world->meta, route->pstr_name ) );
- sfd_encode( 1, "No data" );
- }
- }
- }
- sfd_update();
-
-
-
- static float random_accum = 0.0f;
- random_accum += vg.time_delta;
-
- u32 random_ticks = 0;
-
- while( random_accum > 0.1f ){
- random_accum -= 0.1f;
- random_ticks ++;
- }
-
- float radius = 25.0f;
- boxf volume_proximity;
- v3_add( pos, (v3f){ radius, radius, radius }, volume_proximity[1] );
- v3_sub( pos, (v3f){ radius, radius, radius }, volume_proximity[0] );
-
- bh_iter it;
- bh_iter_init( 0, &it );
- int idx;
-
- int in_volume = 0;
-
- while( bh_next( world->volume_bh, &it, volume_proximity, &idx ) ){
- ent_volume *volume = mdl_arritm( &world->ent_volume, idx );
-
- boxf cube = {{-1.0f,-1.0f,-1.0f},{1.0f,1.0f,1.0f}};
-
- if( volume->type == k_volume_subtype_trigger ){
- v3f local;
- m4x3_mulv( volume->to_local, pos, local );
-
- if( (fabsf(local[0]) <= 1.0f) &&
- (fabsf(local[1]) <= 1.0f) &&
- (fabsf(local[2]) <= 1.0f) )
- {
- in_volume = 1;
- vg_line_boxf_transformed( volume->to_world, cube, 0xff00ff00 );
-
- if( !world_global.in_volume ){
- ent_call basecall;
- basecall.ent.index = idx;
- basecall.ent.type = k_ent_volume;
- basecall.function = k_ent_function_trigger;
- basecall.data = NULL;
-
- entity_call( world, &basecall );
- }
- }
- else
- vg_line_boxf_transformed( volume->to_world, cube, 0xff0000ff );
- }
- else if( volume->type == k_volume_subtype_particle ){
- vg_line_boxf_transformed( volume->to_world, cube, 0xff00c0ff );
-
- for( int j=0; j<random_ticks; j++ ){
- ent_call basecall;
- basecall.ent.index = idx;
- basecall.ent.type = k_ent_volume;
- basecall.function = k_ent_function_trigger;
- basecall.data = NULL;
-
- entity_call( world, &basecall );
- }
- }
- }
- world_global.in_volume = in_volume;
-
-#if 0
- if( k_debug_light_indices )
- {
- for( int i=0; i<world->light_count; i++ ){
- struct world_light *light = &world->lights[i];
- struct classtype_world_light *inf = light->inf;
-
- u32 colour = 0xff000000;
- u8 r = inf->colour[0] * 255.0f,
- g = inf->colour[1] * 255.0f,
- b = inf->colour[2] * 255.0f;
-
- colour |= r;
- colour |= g << 8;
- colour |= b << 16;
-
- vg_line_pt3( light->node->co, 0.25f, colour );
- }
- }
-
-#endif
-
-#if 0
-
- /* process soundscape transactions */
- audio_lock();
- for( int i=0; i<world->soundscape_count; i++ )
- {
- struct soundscape *s = &world->soundscapes[i];
- s->usage_count = 0;
-
- for( int j=0; j<s->max_instances; j++ )
- {
- if( s->channels[j] )
- {
- if( audio_channel_finished(s->channels[j]) )
- s->channels[j] = audio_relinquish_channel( s->channels[j] );
- else
- s->usage_count ++;
- }
- }
- }
- audio_unlock();
-#endif
-}
-
-/*
- * -----------------------------------------------------------------------------
- * API implementation
- * -----------------------------------------------------------------------------
- */
-
-VG_STATIC void ray_world_get_tri( world_instance *world,
- ray_hit *hit, v3f tri[3] )
-{
- for( int i=0; i<3; i++ )
- v3_copy( world->scene_geo->arrvertices[ hit->tri[i] ].co, tri[i] );
-}