X-Git-Url: https://harrygodden.com/git/?a=blobdiff_plain;f=world_gen.h;h=b5481c044f100effcb99f2ab15805e34616bd5d0;hb=0124cd309a7db70cdd74b5661f2df8b862ca2f2f;hp=9ee1e6beb3329d7403f4602a8f3fe5d33d87271e;hpb=23a1be081ab9e378cba49a23b8ed4d4082b580c1;p=carveJwlIkooP6JGAAIwe30JlM.git diff --git a/world_gen.h b/world_gen.h index 9ee1e6b..b5481c0 100644 --- a/world_gen.h +++ b/world_gen.h @@ -36,6 +36,11 @@ VG_STATIC void world_add_all_if_material( m4x3f transform, scene *pscene, /* Sprinkle foliage models over the map on terrain material */ VG_STATIC void world_apply_procedural_foliage( struct world_material *mat ) { + if( vg.quality_profile == k_quality_profile_low ) + return; + + vg_info( "Applying foliage (%u)\n", mat->info.pstr_name ); + vg_linear_clear( vg_mem.scratch ); mdl_context *mfoliage = @@ -49,7 +54,14 @@ VG_STATIC void world_apply_procedural_foliage( struct world_material *mat ) mdl_node *mblob = mdl_node_from_name( mfoliage, "blob" ); mdl_submesh *sm_blob = mdl_node_submesh( mfoliage, mblob, 0 ); - for( int i=0;i<100000;i++ ) + int count = 0; + + float area = volume[0]*volume[2]; + u32 particles = 0.08f * area; + + vg_info( "Map area: %f. Max particles: %u\n", area, particles ); + + for( int i=0;i 0.8f) && (m1 == mat) && (hit.pos[1] > 0.0f+10.0f)) @@ -78,9 +90,13 @@ VG_STATIC void world_apply_procedural_foliage( struct world_material *mat ) v3_copy( hit.pos, transform[3] ); scene_add_submesh( world.scene_no_collide, mfoliage, sm_blob, transform); + + count ++; } } } + + vg_info( "%d foliage models added\n", count ); } VG_STATIC void world_ents_allocate(void) @@ -303,6 +319,102 @@ VG_STATIC void world_entities_process(void) } } +VG_STATIC void edge_bh_expand_bound( void *user, boxf bound, u32 item_index ) +{ + struct grind_edge *edge_array = user, + *edge = &edge_array[ item_index ]; + + box_addpt( bound, edge->p0 ); + box_addpt( bound, edge->p1 ); +} + +VG_STATIC float edge_bh_centroid( void *user, u32 item_index, int axis ) +{ + struct grind_edge *edge_array = user, + *edge = &edge_array[ item_index ]; + + return (edge->p0[axis] + edge->p1[axis]) * 0.5f; +} + +VG_STATIC void edge_bh_swap( void *user, u32 ia, u32 ib ) +{ + struct grind_edge *edge_array = user, + *e0 = &edge_array[ ia ], + *e1 = &edge_array[ ib ], + et; + et = *e0; + *e0 = *e1; + *e1 = et; +} + +VG_STATIC void edge_bh_closest( void *user, u32 index, v3f point, v3f closest ) +{ + struct grind_edge *edge_array = user, + *edge = &edge_array[ index ]; + + closest_point_segment( edge->p0, edge->p1, point, closest ); +} + +VG_STATIC bh_system bh_system_edges = +{ + .expand_bound = edge_bh_expand_bound, + .item_centroid = edge_bh_centroid, + .item_closest = edge_bh_closest, + .item_swap = edge_bh_swap, + .item_debug = NULL, + .cast_ray = NULL +}; + +VG_STATIC void world_generate_edges(void) +{ + vg_info( "Generating edge array\n" ); + world.grind_edges = vg_linear_alloc( world.dynamic_vgl, + 5000*sizeof(struct grind_edge ) ); + world.grind_edge_count = 0; + + u32 fs_count = 0; + for( u32 i=0; ivertex_count; i++ ) + if( world.scene_geo->arrvertices[i].weights[0] ) + fs_count ++; + + vg_info( "Grind verts: %u\n", fs_count ); + + for( u32 i=0; iindice_count/3; i++ ) + { + u32 *ptri = &world.scene_geo->arrindices[ i*3 ]; + + for( int j=0; j<3; j++ ) + { + u32 i0 = ptri[j], + i1 = ptri[(j+1)%3]; + + mdl_vert *v0 = &world.scene_geo->arrvertices[ i0 ], + *v1 = &world.scene_geo->arrvertices[ i1 ]; + + if( v0->weights[0] ) + { + if( world.grind_edge_count == 5000 ) + vg_fatal_exit_loop( "Edge capacity exceeded" ); + + struct grind_edge *ge = + &world.grind_edges[ world.grind_edge_count ++ ]; + + v3_copy( v0->co, ge->p0 ); + v3_copy( v1->co, ge->p1 ); + } + } + } + + vg_info( "Grind edge count: %u\n", world.grind_edge_count ); + + world.grind_edges = vg_linear_resize( world.dynamic_vgl, world.grind_edges, + world.grind_edge_count*sizeof(struct grind_edge) ); + + world.grind_bh = bh_create( world.dynamic_vgl, &bh_system_edges, + world.grind_edges, world.grind_edge_count, + 2 ); +} + VG_STATIC void world_generate(void) { /* @@ -362,13 +474,6 @@ VG_STATIC void world_generate(void) world.scene_no_collide = scene_init( world.dynamic_vgl, 200000, 500000 ); -#if 0 - vg_info( "Applying foliage\n" ); - srand(0); - world_apply_procedural_foliage(); - scene_copy_slice( world.scene_no_collide, &world.sm_foliage_main ); -#endif - for( int i=0; ibbx[1], world.scene_geo->bbx[0], extent ); @@ -436,33 +542,34 @@ VG_STATIC void world_post_process(void) rl = 1.0f / (fr-fl), tb = 1.0f / (ft-fb); - m4x4_zero( ortho ); - ortho[0][0] = 2.0f * rl; - ortho[2][1] = 2.0f * tb; - ortho[3][0] = (fr + fl) * -rl; - ortho[3][1] = (ft + fb) * -tb; - ortho[3][3] = 1.0f; - m4x3_identity( camera ); + m4x4_zero( ortho.mtx.p ); + ortho.mtx.p[0][0] = 2.0f * rl; + ortho.mtx.p[2][1] = 2.0f * tb; + ortho.mtx.p[3][0] = (fr + fl) * -rl; + ortho.mtx.p[3][1] = (ft + fb) * -tb; + ortho.mtx.p[3][3] = 1.0f; + m4x3_identity( ortho.transform ); + camera_update_view( &ortho ); + camera_finalize( &ortho ); glDisable(GL_DEPTH_TEST); glDisable(GL_BLEND); glDisable(GL_CULL_FACE); - glBindFramebuffer( GL_FRAMEBUFFER, gpipeline.fb_depthmap ); - glViewport( 0, 0, 1024, 1024 ); - shader_fscolour_use(); - shader_fscolour_uColour( (v4f){-9999.0f,-9999.0f,-9999.0f,-9999.0f} ); + render_fb_bind( gpipeline.fb_heightmap ); + shader_blitcolour_use(); + shader_blitcolour_uColour( (v4f){-9999.0f,-9999.0f,-9999.0f,-9999.0f} ); render_fsquad(); /* todo: hmm?? */ glEnable(GL_BLEND); glBlendFunc(GL_ONE, GL_ONE); glBlendEquation(GL_MAX); - render_world_depth( ortho, camera ); + + render_world_depth( &ortho ); glDisable(GL_BLEND); glEnable(GL_DEPTH_TEST); glBindFramebuffer( GL_FRAMEBUFFER, 0 ); - /* * TODO: World settings entity */ @@ -554,6 +661,8 @@ VG_STATIC void world_process_resources(void) VG_STATIC void world_unload(void) { + vg_acquire_thread_sync(); + /* free meshes */ mesh_free( &world.mesh_route_lines ); mesh_free( &world.mesh_geo ); @@ -597,7 +706,10 @@ VG_STATIC void world_unload(void) world.scene_geo = NULL; world.scene_no_collide = NULL; world.scene_lines = NULL; + world.grind_edges = NULL; + world.grind_edge_count = 0; + world.grind_bh = NULL; world.geo_bh = NULL; world.trigger_bh = NULL; world.audio_bh = NULL; @@ -630,6 +742,8 @@ VG_STATIC void world_unload(void) world.collector_count = 0; world.water.enabled = 0; + + vg_release_thread_sync(); } VG_STATIC void world_load(void)