-static void player_walk_physics(void)
-{
- rigidbody *rbf = &player.collide_front,
- *rbb = &player.collide_back;
-
- m3x3_copy( player.rb.to_world, player.collide_front.to_world );
- m3x3_copy( player.rb.to_world, player.collide_back.to_world );
-
- float h0 = 0.3f,
- h1 = 0.9f;
-
- m4x3_mulv( player.rb.to_world, (v3f){0.0f,h0,0.0f}, rbf->co );
- v3_copy( rbf->co, rbf->to_world[3] );
- m4x3_mulv( player.rb.to_world, (v3f){0.0f,h1,0.0f}, rbb->co );
- v3_copy( rbb->co, rbb->to_world[3] );
-
- m4x3_invert_affine( rbf->to_world, rbf->to_local );
- m4x3_invert_affine( rbb->to_world, rbb->to_local );
-
- rb_update_bounds( rbf );
- rb_update_bounds( rbb );
-
- rb_debug( rbf, 0xff0000ff );
- rb_debug( rbb, 0xff0000ff );
-
- rb_ct manifold[64];
- int len = 0;
-
- len += rb_sphere_scene( rbf, &world.rb_geo, manifold+len );
- len += rb_sphere_scene( rbb, &world.rb_geo, manifold+len );
-
- rb_presolve_contacts( manifold, len );
-
- for( int j=0; j<5; j++ )
- {
- for( int i=0; i<len; i++ )
- {
- struct contact *ct = &manifold[i];
-
- /*normal */
- float vn = -v3_dot( player.rb.v, ct->n );
- vn += ct->bias;
-
- float temp = ct->norm_impulse;
- ct->norm_impulse = vg_maxf( temp + vn, 0.0f );
- vn = ct->norm_impulse - temp;
-
- v3f impulse;
- v3_muls( ct->n, vn, impulse );
-
- v3_add( impulse, player.rb.v, player.rb.v );
-
- /* friction */
- for( int j=0; j<2; j++ )
- {
- float f = k_friction * ct->norm_impulse,
- vt = v3_dot( player.rb.v, ct->t[j] ),
- lambda = -vt;
-
- float temp = ct->tangent_impulse[j];
- ct->tangent_impulse[j] = vg_clampf( temp + lambda, -f, f );
- lambda = ct->tangent_impulse[j] - temp;
-
- v3_muladds( player.rb.v, ct->t[j], lambda, player.rb.v );
- }
- }
- }
-
- player.in_air = len==0?1:0;
-
- v3_zero( player.rb.w );
- q_axis_angle( player.rb.q, (v3f){0.0f,1.0f,0.0f}, -player.angles[0] );
-
- v3f forward_dir = { sinf(player.angles[0]),0.0f,-cosf(player.angles[0]) };
-
- v3f p1;
- v3_muladds( player.rb.co, forward_dir, 2.0f, p1 );
- vg_line( player.rb.co, p1, 0xff0000ff );
-
- float move_dead = 0.1f,
- move = vg_get_axis("grabr")*0.5f + 0.5f - move_dead;
-
- if( move > 0.0f )
- {
- float move_norm = move * (1.0f/(1.0f-move_dead)),
- speed = vg_lerpf( 0.1f*k_runspeed, k_runspeed, move_norm ),
- amt = k_walk_accel * ktimestep,
- zvel = v3_dot( player.rb.v, forward_dir ),
- new_vel = vg_minf( zvel + amt, speed ),
- diff = new_vel - vg_minf( zvel, speed );
-
- v3_muladds( player.rb.v, forward_dir, diff, player.rb.v );
-
- /* TODO move */
- float walk_norm = 30.0f/(float)player.mdl.anim_walk->length,
- run_norm = 30.0f/(float)player.mdl.anim_run->length ;
-
- player.walk_timer += ktimestep * vg_lerpf( walk_norm,run_norm,move_norm );
- }
- else
- {
- player.walk_timer = 0.0f;
- }
-
- player.rb.v[0] *= 1.0f - (ktimestep*k_walk_friction);
- player.rb.v[2] *= 1.0f - (ktimestep*k_walk_friction);
-}
-
-static void player_physics(void)
-{
- /*
- * Update collision fronts
- */
-
- rigidbody *rbf = &player.collide_front,
- *rbb = &player.collide_back;
-
- m3x3_copy( player.rb.to_world, player.collide_front.to_world );
- m3x3_copy( player.rb.to_world, player.collide_back.to_world );
-
- player.air_blend = vg_lerpf( player.air_blend, player.in_air, 0.1f );
- float h = player.air_blend*0.2f;
-
- m4x3_mulv( player.rb.to_world, (v3f){0.0f,h,-k_board_length}, rbf->co );
- v3_copy( rbf->co, rbf->to_world[3] );
- m4x3_mulv( player.rb.to_world, (v3f){0.0f,h, k_board_length}, rbb->co );
- v3_copy( rbb->co, rbb->to_world[3] );
-
- m4x3_invert_affine( rbf->to_world, rbf->to_local );
- m4x3_invert_affine( rbb->to_world, rbb->to_local );
-
- rb_update_bounds( rbf );
- rb_update_bounds( rbb );
-
- rb_debug( rbf, 0xff00ffff );
- rb_debug( rbb, 0xffffff00 );
-
- rb_ct manifold[64];
- int len = 0;
-
- len += rb_sphere_scene( rbf, &world.rb_geo, manifold+len );
- len += rb_sphere_scene( rbb, &world.rb_geo, manifold+len );
-
- rb_presolve_contacts( manifold, len );
- v3f surface_avg = {0.0f, 0.0f, 0.0f};
-
- if( !len )
- {
- player_start_air();
- }
- else
- {
- for( int i=0; i<len; i++ )
- {
- v3_add( manifold[i].n, surface_avg, surface_avg );
-
-#if 0
- if( manifold[i].element_id <= world.sm_geo_std_oob.vertex_count )
- {
- player.is_dead = 1;
- character_ragdoll_copypose( &player.mdl, player.rb.v );
- return;
- }
-#endif
- }
-
- v3_normalize( surface_avg );
-
- if( v3_dot( player.rb.v, surface_avg ) > 0.5f )
- {
- player_start_air();
- }
- else
- player.in_air = 0;
- }
-
- for( int j=0; j<5; j++ )
- {
- for( int i=0; i<len; i++ )
- {
- struct contact *ct = &manifold[i];
-
- v3f dv, delta;
- v3_sub( ct->co, player.rb.co, delta );
- v3_cross( player.rb.w, delta, dv );
- v3_add( player.rb.v, dv, dv );
-
- float vn = -v3_dot( dv, ct->n );
- vn += ct->bias;
-
- float temp = ct->norm_impulse;
- ct->norm_impulse = vg_maxf( temp + vn, 0.0f );
- vn = ct->norm_impulse - temp;
-
- v3f impulse;
- v3_muls( ct->n, vn, impulse );
-
- if( fabsf(v3_dot( impulse, player.rb.forward )) > 10.0f ||
- fabsf(v3_dot( impulse, player.rb.up )) > 50.0f )
- {
- player.is_dead = 1;
- character_ragdoll_copypose( &player.mdl, player.rb.v );
- return;
- }
-
- v3_add( impulse, player.rb.v, player.rb.v );
- v3_cross( delta, impulse, impulse );
-
- /*
- * W Impulses are limited to the Y and X axises, we don't really want
- * roll angular velocities being included.
- *
- * Can also tweak the resistance of each axis here by scaling the wx,wy
- * components.
- */
-
- float wy = v3_dot( player.rb.up, impulse ),
- wx = v3_dot( player.rb.right, impulse )*1.5f;
-
- v3_muladds( player.rb.w, player.rb.up, wy, player.rb.w );
- v3_muladds( player.rb.w, player.rb.right, wx, player.rb.w );
- }
- }
-
- float grabt = vg_get_axis( "grabr" )*0.5f+0.5f;
- player.grab = vg_lerpf( player.grab, grabt, 0.14f );
- player.pushing = 0.0f;
-
- if( !player.in_air )
- {
- v3f axis;
- float angle = v3_dot( player.rb.up, surface_avg );
- v3_cross( player.rb.up, surface_avg, axis );
-
- //float cz = v3_dot( player.rb.forward, axis );
- //v3_muls( player.rb.forward, cz, axis );
-
- if( angle < 0.999f )
- {
- v4f correction;
- q_axis_angle( correction, axis, acosf(angle)*0.3f );
- q_mul( correction, player.rb.q, player.rb.q );
- }
-
- v3_muladds( player.rb.v, player.rb.up,
- -k_downforce*ktimestep, player.rb.v );
-
- player_physics_control();
-
- if( !player.jump_charge && player.jump > 0.2f )
- {
- v3f jumpdir;
-
- /* Launch more up if alignment is up else improve velocity */
- float aup = fabsf(v3_dot( (v3f){0.0f,1.0f,0.0f}, player.rb.up )),
- mod = 0.5f,
- dir = mod + aup*(1.0f-mod);
-
- v3_copy( player.rb.v, jumpdir );
- v3_normalize( jumpdir );
- v3_muls( jumpdir, 1.0f-dir, jumpdir );
- v3_muladds( jumpdir, player.rb.up, dir, jumpdir );
- v3_normalize( jumpdir );
-
- float force = k_jump_force*player.jump;
- v3_muladds( player.rb.v, jumpdir, force, player.rb.v );
- player.jump = 0.0f;
-
- player.jump_time = vg_time;
-
- audio_lock();
- audio_player_set_flags( &audio_player_extra, AUDIO_FLAG_SPACIAL_3D );
- audio_player_set_position( &audio_player_extra, player.rb.co );
- audio_player_set_vol( &audio_player_extra, 20.0f );
- audio_player_playclip( &audio_player_extra, &audio_jumps[rand()%4] );
- audio_unlock();
- }
- }
- else
- {
- player_physics_control_air();
- }
-
- if( !player.jump_charge )
- {
- player.jump -= k_jump_charge_speed * ktimestep;
- }
- player.jump_charge = 0;
- player.jump = vg_clampf( player.jump, 0.0f, 1.0f );
-}
-
-static void player_do_motion(void)
-{
- float horizontal = vg_get_axis("horizontal"),
- vertical = vg_get_axis("vertical");
-
- if( player.on_board )
- player_physics();
- else
- player_walk_physics();
-
- /* Integrate velocity */
- v3f prevco;
- v3_copy( player.rb.co, prevco );
-
- apply_gravity( player.rb.v, ktimestep );
- v3_muladds( player.rb.co, player.rb.v, ktimestep, player.rb.co );
-
- /* Real angular velocity integration */
- v3_lerp( player.rb.w, (v3f){0.0f,0.0f,0.0f}, 0.125f, player.rb.w );
- if( v3_length2( player.rb.w ) > 0.0f )
- {
- v4f rotation;
- v3f axis;
- v3_copy( player.rb.w, axis );
-
- float mag = v3_length( axis );
- v3_divs( axis, mag, axis );
- q_axis_angle( rotation, axis, mag*k_rb_delta );
- q_mul( rotation, player.rb.q, player.rb.q );
- }
-
- /* Faux angular velocity */
- v4f rotate;
-
- static float siY = 0.0f;
- float lerpq = player.in_air? 0.04f: 0.3f;
- siY = vg_lerpf( siY, player.iY, lerpq );
-
- q_axis_angle( rotate, player.rb.up, siY );
- q_mul( rotate, player.rb.q, player.rb.q );
- player.iY = 0.0f;
-
- /*
- * Gate intersection, by tracing a line over the gate planes
- */
- for( int i=0; i<world.routes.gate_count; i++ )
- {
- struct route_gate *rg = &world.routes.gates[i];
- teleport_gate *gate = &rg->gate;
-
- if( gate_intersect( gate, player.rb.co, prevco ) )
- {
- m4x3_mulv( gate->transport, player.rb.co, player.rb.co );
- m3x3_mulv( gate->transport, player.rb.v, player.rb.v );
- m3x3_mulv( gate->transport, player.vl, player.vl );
- m3x3_mulv( gate->transport, player.v_last, player.v_last );
- m3x3_mulv( gate->transport, player.m, player.m );
- m3x3_mulv( gate->transport, player.bob, player.bob );
-
- v4f transport_rotation;
- m3x3_q( gate->transport, transport_rotation );
- q_mul( transport_rotation, player.rb.q, player.rb.q );
-
- world_routes_activate_gate( i );
- player.rb_gate_frame = player.rb;
- player.in_air_frame = player.in_air;
- player.on_board_frame = player.on_board;
-
- if( !player.on_board )
- {
- v3f fwd_dir = {cosf(player.angles[0]),
- 0.0f,
- sinf(player.angles[0])};
- m3x3_mulv( gate->transport, fwd_dir, fwd_dir );
-
- player.angles[0] = atan2f( fwd_dir[2], fwd_dir[0] );
- }
-
- m3x3_copy( player.vr, player.gate_vr_frame );
- m3x3_copy( player.vr_pstep, player.gate_vr_pstep_frame );
-
- audio_lock();
- audio_play_oneshot( &audio_gate_lap, 1.0f );
- audio_unlock();
- break;
- }
- }
-
- rb_update_transform( &player.rb );
-}
-
-/*
- * Animation
- */
-
-static void player_animate_offboard(void)
-{
- mdl_keyframe apose[32], bpose[32];
- struct skeleton *sk = &player.mdl.sk;
-
- float walk_norm = (float)player.mdl.anim_walk->length/30.0f,
- run_norm = (float)player.mdl.anim_run->length/30.0f,
- t = player.walk_timer,
- l = vg_get_axis("grabr") * 0.5f + 0.5f;
-
- skeleton_sample_anim( sk, player.mdl.anim_walk, t*walk_norm, apose );
- skeleton_sample_anim( sk, player.mdl.anim_run, t*run_norm, bpose );
-
- skeleton_lerp_pose( sk, apose, bpose, l, apose );
-
- float idle_walk = vg_minf( l * 10.0f, 1.0f);
-
- skeleton_sample_anim( sk, player.mdl.anim_idle, vg_time*0.1f, bpose );
- skeleton_lerp_pose( sk, apose, bpose, 1.0f-idle_walk, apose );
-
- skeleton_apply_pose( &player.mdl.sk, apose, k_anim_apply_defer_ik );
- skeleton_apply_ik_pass( &player.mdl.sk );
- skeleton_apply_pose( &player.mdl.sk, apose, k_anim_apply_deffered_only );
-
- v3_copy( player.mdl.sk.final_mtx[player.mdl.id_head-1][3],
- player.mdl.cam_pos );
-
- skeleton_apply_inverses( &player.mdl.sk );
-
- m4x3f mtx;
- v4f rot;
- q_axis_angle( rot, (v3f){0.0f,1.0f,0.0f}, -player.angles[0] - VG_PIf*0.5f );
- q_m3x3( rot, mtx );
- v3_copy( player.rb.to_world[3], mtx[3] );
-
- skeleton_apply_transform( &player.mdl.sk, mtx );
- skeleton_debug( &player.mdl.sk );
-}
-
-static void player_animate(void)
-{
- if( !player.on_board )
- {
- player_animate_offboard();
- return;
- }
-
- /* Camera position */
- v3_sub( player.rb.v, player.v_last, player.a );
- v3_copy( player.rb.v, player.v_last );
-
- v3_add( player.m, player.a, player.m );
- v3_lerp( player.m, (v3f){0.0f,0.0f,0.0f}, 0.1f, player.m );
-
- player.m[0] = vg_clampf( player.m[0], -2.0f, 2.0f );
- player.m[1] = vg_clampf( player.m[1], -2.0f, 2.0f );
- player.m[2] = vg_clampf( player.m[2], -2.0f, 2.0f );
- v3_lerp( player.bob, player.m, 0.2f, player.bob );
-
- /* Head */
- float lslip = fabsf(player.slip);
-
- float kheight = 2.0f,
- kleg = 0.6f;
-
- v3f offset;
- v3_zero( offset );
- m3x3_mulv( player.rb.to_local, player.bob, offset );
-
- static float speed_wobble = 0.0f, speed_wobble_2 = 0.0f;
-
- float kickspeed = vg_clampf(v3_length(player.rb.v)*(1.0f/40.0f), 0.0f, 1.0f);
- float kicks = (vg_randf()-0.5f)*2.0f*kickspeed;
- float sign = vg_signf( kicks );
- speed_wobble = vg_lerpf( speed_wobble, kicks*kicks*sign, 0.1f );
- speed_wobble_2 = vg_lerpf( speed_wobble_2, speed_wobble, 0.04f );
-
- offset[0] *= 0.26f;
- offset[0] += speed_wobble_2*3.0f;
-
- offset[1] *= -0.3f;
- offset[2] *= 0.01f;
-
- offset[0] = vg_clampf( offset[0], -0.8f, 0.8f );
- offset[1] = vg_clampf( offset[1], -0.5f, 0.0f );
-
- /*
- * Animation blending
- * ===========================================
- */
-
- /* scalar blending information */
- float speed = v3_length( player.rb.v );
-
- /* sliding */
- {
- float desired = vg_clampf( lslip, 0.0f, 1.0f );
- player.fslide = vg_lerpf( player.fslide, desired, 0.04f );
- }
-
- /* movement information */
- {
- float dirz = player.reverse > 0.0f? 0.0f: 1.0f,
- dirx = player.slip < 0.0f? 0.0f: 1.0f,
- fly = player.in_air? 1.0f: 0.0f;
-
- player.fdirz = vg_lerpf( player.fdirz, dirz, 0.04f );
- player.fdirx = vg_lerpf( player.fdirx, dirx, 0.01f );
- player.ffly = vg_lerpf( player.ffly, fly, 0.04f );
- }
-
- struct skeleton *sk = &player.mdl.sk;
-
- mdl_keyframe apose[32], bpose[32];
- mdl_keyframe ground_pose[32];
- {
- /* when the player is moving fast he will crouch down a little bit */
- float stand = 1.0f - vg_clampf( speed * 0.03f, 0.0f, 1.0f );
- player.fstand = vg_lerpf( player.fstand, stand, 0.1f );
-
- /* stand/crouch */
- float dir_frame = player.fdirz * (15.0f/30.0f),
- stand_blend = offset[1]*-2.0f;
-
- skeleton_sample_anim( sk, player.mdl.anim_stand, dir_frame, apose );
- skeleton_sample_anim( sk, player.mdl.anim_highg, dir_frame, bpose );
- skeleton_lerp_pose( sk, apose, bpose, stand_blend, apose );
-
- /* sliding */
- float slide_frame = player.fdirx * (15.0f/30.0f);
- skeleton_sample_anim( sk, player.mdl.anim_slide, slide_frame, bpose );
- skeleton_lerp_pose( sk, apose, bpose, player.fslide, apose );
-
- /* pushing */
- player.fpush = vg_lerpf( player.fpush, player.pushing, 0.1f );
-
- float pt = player.push_time;
- if( player.reverse > 0.0f )
- skeleton_sample_anim( sk, player.mdl.anim_push, pt, bpose );
- else
- skeleton_sample_anim( sk, player.mdl.anim_push_reverse, pt, bpose );
-
- skeleton_lerp_pose( sk, apose, bpose, player.fpush, apose );
-
- /* trick setup */
- float jump_start_frame = 14.0f/30.0f;
- float setup_frame = player.jump * jump_start_frame,
- setup_blend = vg_minf( player.jump*5.0f, 1.0f );
-
- float jump_frame = (vg_time - player.jump_time) + jump_start_frame;
- if( jump_frame >= jump_start_frame && jump_frame <= (40.0f/30.0f) )
- setup_frame = jump_frame;
-
- struct skeleton_anim *jump_anim = player.jump_dir?
- player.mdl.anim_ollie:
- player.mdl.anim_ollie_reverse;
-
- skeleton_sample_anim_clamped( sk, jump_anim, setup_frame, bpose );
- skeleton_lerp_pose( sk, apose, bpose, setup_blend, ground_pose );
- }
-
- mdl_keyframe air_pose[32];
- {
- float target = -vg_get_axis("horizontal");
- player.fairdir = vg_lerpf( player.fairdir, target, 0.04f );
-
- float air_frame = (player.fairdir*0.5f+0.5f) * (15.0f/30.0f);
-
- skeleton_sample_anim( sk, player.mdl.anim_air, air_frame, apose );
-
- static v2f grab_choice;
- v2_lerp( grab_choice, (v2f){ vg_get_axis("h1"), vg_get_axis("v1") },
- 0.04f, grab_choice );
-
- float ang = atan2f( grab_choice[0], grab_choice[1] ),
- ang_unit = (ang+VG_PIf) * (1.0f/VG_TAUf),
- grab_frame = ang_unit * (15.0f/30.0f);
-
- skeleton_sample_anim( sk, player.mdl.anim_grabs, grab_frame, bpose );
- skeleton_lerp_pose( sk, apose, bpose, player.grab, air_pose );
- }
-
- skeleton_lerp_pose( sk, ground_pose, air_pose, player.ffly, apose );
-
- float add_grab_mod = 1.0f - player.ffly*player.grab;
-
- /* additive effects */
- apose[player.mdl.id_hip-1].co[0] += offset[0]*add_grab_mod;
- apose[player.mdl.id_hip-1].co[2] += offset[2]*add_grab_mod;
- apose[player.mdl.id_ik_hand_l-1].co[0] += offset[0]*add_grab_mod;
- apose[player.mdl.id_ik_hand_l-1].co[2] += offset[2]*add_grab_mod;
- apose[player.mdl.id_ik_hand_r-1].co[0] += offset[0]*add_grab_mod;
- apose[player.mdl.id_ik_hand_r-1].co[2] += offset[2]*add_grab_mod;
- apose[player.mdl.id_ik_elbow_l-1].co[0] += offset[0]*add_grab_mod;
- apose[player.mdl.id_ik_elbow_l-1].co[2] += offset[2]*add_grab_mod;
- apose[player.mdl.id_ik_elbow_r-1].co[0] += offset[0]*add_grab_mod;
- apose[player.mdl.id_ik_elbow_r-1].co[2] += offset[2]*add_grab_mod;
-
- skeleton_apply_pose( &player.mdl.sk, apose, k_anim_apply_defer_ik );
- skeleton_apply_ik_pass( &player.mdl.sk );
- skeleton_apply_pose( &player.mdl.sk, apose, k_anim_apply_deffered_only );
-
- v3_copy( player.mdl.sk.final_mtx[player.mdl.id_head-1][3],
- player.mdl.cam_pos );
- skeleton_apply_inverses( &player.mdl.sk );
- skeleton_apply_transform( &player.mdl.sk, player.rb.to_world );
-
- skeleton_debug( &player.mdl.sk );
-}
-
-static void player_camera_update(void)
-{
- /* Update camera matrices */
- v4f qyaw, qpitch, qcam;
- q_axis_angle( qyaw, (v3f){ 0.0f, 1.0f, 0.0f }, -player.angles[0] );
- q_axis_angle( qpitch, (v3f){ 1.0f, 0.0f, 0.0f }, -player.angles[1] );
-
- q_mul( qyaw, qpitch, qcam );
- q_m3x3( qcam, player.camera );
-
- v3_copy( player.camera_pos, player.camera[3] );
- m4x3_invert_affine( player.camera, player.camera_inverse );
-}
-
-static void player_animate_death_cam(void)
-{
- v3f delta;
- v3f head_pos;
- v3_copy( player.mdl.ragdoll[0].rb.co, head_pos );
-
- v3_sub( head_pos, player.camera_pos, delta );
- v3_normalize( delta );
-
- v3f follow_pos;
- v3_muladds( head_pos, delta, -2.5f, follow_pos );
- v3_lerp( player.camera_pos, follow_pos, 0.1f, player.camera_pos );
-
- /*
- * Make sure the camera stays above the ground
- */
- v3f min_height = {0.0f,1.0f,0.0f};
-
- v3f sample;
- v3_add( player.camera_pos, min_height, sample );
- ray_hit hit;
- hit.dist = min_height[1]*2.0f;
-
- if( ray_world( sample, (v3f){0.0f,-1.0f,0.0f}, &hit ))
- v3_add( hit.pos, min_height, player.camera_pos );
-
- player.camera_pos[1] =
- vg_maxf( wrender.height + 2.0f, player.camera_pos[1] );
-
- player.angles[0] = atan2f( delta[0], -delta[2] );
- player.angles[1] = -asinf( delta[1] );
-}
-
-static void player_animate_camera(void)
-{
- static v3f lerp_cam = {0.0f,0.0f,0.0f};
- v3f cam_pos;
-
- player.fonboard = vg_lerpf(player.fonboard, player.on_board, ktimestep*1.0f);
-
- if( player.on_board )
- {
- v3f offs = { -0.4f, 0.15f, 0.0f };
- v3_lerp( lerp_cam, player.mdl.cam_pos, 0.8f, lerp_cam );
- v3_add( lerp_cam, offs, cam_pos );
-
- /* Look angles */
- v3_lerp( player.vl, player.rb.v, 0.05f, player.vl );
-
- float yaw = atan2f( player.vl[0], -player.vl[2] ),
- pitch = atan2f( -player.vl[1],
- sqrtf(
- player.vl[0]*player.vl[0] + player.vl[2]*player.vl[2]
- )) * 0.7f;
-
- player.angles[0] = yaw;
- player.angles[1] = vg_lerpf( player.angles[1], pitch + 0.30f,
- player.fonboard );
-
- /* Camera shake */
- static v2f shake_damp = {0.0f,0.0f};
- v2f shake = { vg_randf()-0.5f, vg_randf()-0.5f };
- v2_muls( shake, v3_length(player.rb.v)*0.3f
- * (1.0f+fabsf(player.slip)), shake);
-
- v2_lerp( shake_damp, shake, 0.01f, shake_damp );
- shake_damp[0] *= 0.2f;
-
- v2_muladds( player.angles, shake_damp, 0.1f, player.angles );
- m4x3_mulv( player.rb.to_world, cam_pos, player.camera_pos );
- }
- else
- {
- float speed = ktimestep * k_look_speed;
- player.angles[0] += vg_get_axis( "horizontal" ) * speed;
- player.angles[1] += vg_get_axis( "vertical" ) * speed;
-
- player.angles[1] = vg_clampf( player.angles[1],
- -k_pitch_limit, k_pitch_limit );
-
- float s = sinf(player.angles[0]) * 0.2f,
- c = -cosf(player.angles[0]) * 0.2f;
- v3f forward_dir = { s,0.15f,c };
-
-
- m4x3f mtx;
- v4f rot;
- q_axis_angle( rot, (v3f){0.0f,1.0f,0.0f},
- -player.angles[0] -VG_PIf*0.5f );
- q_m3x3( rot, mtx );
- v3_copy( player.rb.to_world[3], mtx[3] );
-
- m4x3_mulv( mtx, player.mdl.cam_pos, cam_pos );
- v3_add( cam_pos, forward_dir, player.camera_pos );
- v3_lerp( player.vl, player.rb.v, 0.3f, player.vl );
- }
-}
-
-/*
- * Audio
- */
-static void player_audio(void)
-{
- static int _ding = 0;
-
- int last = _ding;
- _ding = glfwGetKey(vg_window, GLFW_KEY_C);
-
- int trigger_ding = 0;
- if( _ding && !last )
- trigger_ding = 1;
-
- static int _air = 0;
-
- int l2 = _air;
- _air = player.in_air;
-
- static double last_revert = -2000.0;
-
-
-
-
- audio_lock();
-
- double revert_delta = vg_time - last_revert;
- if( player.on_board && (!_air && l2) && (fabsf(player.slip) > 0.5f) &&
- (revert_delta > 0.7) )
- {
- audio_player_set_position( &audio_player_extra, player.rb.co );
- audio_player_set_flags( &audio_player_extra, AUDIO_FLAG_SPACIAL_3D );
- audio_player_set_vol( &audio_player_extra, 2.0f );
- audio_player_playclip( &audio_player_extra, &audio_lands[rand()%5] );
-
- last_revert = vg_time;
- }
-
- static float air = 0.0f;
- air = vg_lerpf(air, player.in_air? 1.0f: 0.0f, 5.0f*ktimestep);
-
- /* Spacial info */
- v3f ears = { 1.0f,0.0f,0.0f };
- v3f delta;
-
- float *cam = player.camera[3],
- *pos = player.rb.co;
-
- if( trigger_ding )
- audio_player_playclip( &audio_player_extra, &audio_ding );
-
- audio_player_set_position( &audio_player0, player.rb.co );
- audio_player_set_position( &audio_player1, player.rb.co );
- audio_player_set_position( &audio_player2, player.rb.co );
- audio_player_set_position( &audio_player_gate, world.render_gate_pos );
-
- v3_sub( player.rb.co, player.camera[3], delta );
- v3_normalize( delta );
- m3x3_mulv( player.camera, ears, ears );
-
- /* TODO, Make function */
- v3_copy( ears, vg_audio.listener_ears );
- v3_copy( player.camera[3], vg_audio.listener_pos );
-
- /* Tunnel / occlusion */
- audio_sample_occlusion( player.camera[3] );
-
- int sprite_avail = -1;
- for( int i=0; i<vg_list_size(ambient_sprites); i++ )
- {
- if( !audio_player_is_playing( &ambient_sprites[i] ) )
- {
- sprite_avail = i;
- break;
- }
- }
-
- if( sprite_avail != -1 )
- {
- v3f waterpos;
- enum audio_sprite_type sprite_type =
- audio_sample_sprite_random( player.rb.co, waterpos );
-
- if( sprite_type != k_audio_sprite_type_none )
- {
- audio_player *avail = &ambient_sprites[ sprite_avail ];
-
- audio_player_set_vol( avail, 20.0f );
- audio_player_set_flags( avail, AUDIO_FLAG_SPACIAL_3D );
- audio_player_set_position( avail, waterpos );
-
- if( sprite_type == k_audio_sprite_type_grass )
- {
- audio_player_playclip( avail, &audio_grass[rand()%4] );
- }
- else if( sprite_type == k_audio_sprite_type_water )
- {
- audio_player_playclip( avail, &audio_water[rand()%6] );
- }
- }
- }
-
- if( freecam || player.is_dead || !player.on_board )
- {
- audio_player_set_vol( &audio_player0, 0.0f );
- audio_player_set_vol( &audio_player1, 0.0f );
- audio_player_set_vol( &audio_player2, 0.0f );
-
- int walk_phase = 0;
- if( vg_fractf(player.walk_timer) > 0.5f )
- walk_phase = 1;
- else
- walk_phase = 0;
-
- if( (player.step_phase != walk_phase) && !player.in_air )
- {
- v3_copy( player.rb.co, player.last_step_pos );
-
- audio_player_set_flags( &audio_player_extra, AUDIO_FLAG_SPACIAL_3D );
- audio_player_set_position( &audio_player_extra, player.rb.co );
- audio_player_set_vol( &audio_player_extra, 6.0f );
- audio_player_playclip( &audio_player_extra,
- &audio_footsteps[rand()%4] );
- }
-
- player.step_phase = walk_phase;
- }
- else
- {
- /* Composite */
- float speed = vg_minf(v3_length( player.rb.v )*0.1f,1.0f),
- attn = speed,
- slide = vg_clampf( fabsf(player.slip), 0.0f, 1.0f ),
- vol0 = (1.0f-air)*attn*(1.0f-slide),
- vol1 = air *attn,
- vol2 = (1.0f-air)*attn*slide;
-
- audio_player_set_vol( &audio_player0, vol0 );
- audio_player_set_vol( &audio_player1, vol1 );
- audio_player_set_vol( &audio_player2, vol2 );
-
- float reverb_amt = vol0 * audio_occlusion_current * 0.5f;
- audio_player_set_pan( &audio_player3, 0.0f );
- audio_player_set_vol( &audio_player3, reverb_amt );
- }
-
-#if 0
- world_audio_update( cam, ears );
-#endif
- audio_unlock();
-}
-
-/*
- * Public Endpoints
- */
-static float *player_cam_pos(void)
-{
- return player.camera_pos;
-}
-
-static int reset_player( int argc, char const *argv[] )
-{
- struct respawn_point *rp = NULL, *r;
-
- if( argc == 1 )
- {
- for( int i=0; i<world.spawn_count; i++ )
- {
- r = &world.spawns[i];
- if( !strcmp( r->name, argv[0] ) )
- {
- rp = r;
- break;
- }
- }
-
- if( !rp )
- vg_warn( "No spawn named '%s'\n", argv[0] );
- }
-
- if( !rp )
- {
- float min_dist = INFINITY;
-
- for( int i=0; i<world.spawn_count; i++ )
- {
- r = &world.spawns[i];
- float d = v3_dist2( r->co, player.rb.co );
-
- vg_info( "Dist %s : %f\n", r->name, d );
- if( d < min_dist )
- {
- min_dist = d;
- rp = r;
- }
- }
- }
-
- if( !rp )
- {
- vg_error( "No spawn found\n" );
- if( !world.spawn_count )
- return 0;
-
- rp = &world.spawns[0];
- }
-
- v4_copy( rp->q, player.rb.q );
- v3_copy( rp->co, player.rb.co );
-
- player.vswitch = 1.0f;
- player.slip_last = 0.0f;
- player.is_dead = 0;
- player.in_air = 1;
- m3x3_identity( player.vr );
-
- player.mdl.shoes[0] = 1;
- player.mdl.shoes[1] = 1;
-
- rb_update_transform( &player.rb );
- m3x3_mulv( player.rb.to_world, (v3f){ 0.0f, 0.0f, -1.2f }, player.rb.v );
- m3x3_identity( player.gate_vr_frame );
- m3x3_identity( player.gate_vr_pstep_frame );
-
- player.rb_gate_frame = player.rb;
- player.on_board_frame = player.on_board;
- player.in_air_frame = player.in_air;
- return 1;
-}
-
-static void player_update(void)