forked from StrafesNET/strafe-client
509 lines
21 KiB
Rust
509 lines
21 KiB
Rust
use crate::primitives;
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use crate::integer::{Planar64,Planar64Vec3,Planar64Mat3,Planar64Affine3};
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fn class_is_a(class: &str, superclass: &str) -> bool {
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if class==superclass {
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return true
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}
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let class_descriptor=rbx_reflection_database::get().classes.get(class);
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if let Some(descriptor) = &class_descriptor {
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if let Some(class_super) = &descriptor.superclass {
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return class_is_a(&class_super, superclass)
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}
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}
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return false
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}
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fn recursive_collect_superclass(objects: &mut std::vec::Vec<rbx_dom_weak::types::Ref>,dom: &rbx_dom_weak::WeakDom, instance: &rbx_dom_weak::Instance, superclass: &str){
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for &referent in instance.children() {
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if let Some(c) = dom.get_by_ref(referent) {
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if class_is_a(c.class.as_str(), superclass) {
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objects.push(c.referent());//copy ref
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}
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recursive_collect_superclass(objects,dom,c,superclass);
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}
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}
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}
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fn planar64_affine3_from_roblox(cf:&rbx_dom_weak::types::CFrame,size:&rbx_dom_weak::types::Vector3)->Planar64Affine3{
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Planar64Affine3::new(
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Planar64Mat3::from_cols(
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Planar64Vec3::try_from([cf.orientation.x.x,cf.orientation.y.x,cf.orientation.z.x]).unwrap()
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*Planar64::try_from(size.x/2.0).unwrap(),
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Planar64Vec3::try_from([cf.orientation.x.y,cf.orientation.y.y,cf.orientation.z.y]).unwrap()
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*Planar64::try_from(size.y/2.0).unwrap(),
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Planar64Vec3::try_from([cf.orientation.x.z,cf.orientation.y.z,cf.orientation.z.z]).unwrap()
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*Planar64::try_from(size.z/2.0).unwrap(),
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),
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Planar64Vec3::try_from([cf.position.x,cf.position.y,cf.position.z]).unwrap()
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)
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}
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fn get_attributes(name:&str,can_collide:bool,velocity:Planar64Vec3,force_intersecting:bool)->crate::model::CollisionAttributes{
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let mut general=crate::model::GameMechanicAttributes::default();
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let mut intersecting=crate::model::IntersectingAttributes::default();
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let mut contacting=crate::model::ContactingAttributes::default();
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let mut force_can_collide=can_collide;
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match name{
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"Water"=>{
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force_can_collide=false;
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//TODO: read stupid CustomPhysicalProperties
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intersecting.water=Some(crate::model::IntersectingWater{density:Planar64::ONE,viscosity:Planar64::ONE/10,velocity});
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},
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"Accelerator"=>{
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//although the new game supports collidable accelerators, this is a roblox compatability map loader
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force_can_collide=false;
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general.accelerator=Some(crate::model::GameMechanicAccelerator{acceleration:velocity});
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},
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// "UnorderedCheckpoint"=>general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
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// mode_id:0,
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// stage_id:0,
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// force:false,
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// behaviour:crate::model::StageElementBehaviour::Unordered
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// })),
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"SetVelocity"=>general.trajectory=Some(crate::model::GameMechanicSetTrajectory::Velocity(velocity)),
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"MapFinish"=>{force_can_collide=false;general.zone=Some(crate::model::GameMechanicZone{mode_id:0,behaviour:crate::model::ZoneBehaviour::Finish})},
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"MapAnticheat"=>{force_can_collide=false;general.zone=Some(crate::model::GameMechanicZone{mode_id:0,behaviour:crate::model::ZoneBehaviour::Anitcheat})},
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"Platform"=>general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
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mode_id:0,
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stage_id:0,
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force:false,
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behaviour:crate::model::StageElementBehaviour::Platform,
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})),
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other=>{
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if let Some(captures)=lazy_regex::regex!(r"^(Force)?(Spawn|SpawnAt|Trigger|Teleport|Platform)(\d+)$")
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.captures(other){
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general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
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mode_id:0,
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stage_id:captures[3].parse::<u32>().unwrap(),
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force:match captures.get(1){
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Some(m)=>m.as_str()=="Force",
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None=>false,
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},
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behaviour:match &captures[2]{
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"Spawn"|"SpawnAt"=>crate::model::StageElementBehaviour::SpawnAt,
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//cancollide false so you don't hit the side
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//NOT a decoration
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"Trigger"=>{force_can_collide=false;crate::model::StageElementBehaviour::Trigger},
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"Teleport"=>{force_can_collide=false;crate::model::StageElementBehaviour::Teleport},
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"Platform"=>crate::model::StageElementBehaviour::Platform,
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_=>panic!("regex1[2] messed up bad"),
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}
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}));
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}else if let Some(captures)=lazy_regex::regex!(r"^(Force)?(Jump)(\d+)$")
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.captures(other){
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general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
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mode_id:0,
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stage_id:0,
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force:match captures.get(1){
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Some(m)=>m.as_str()=="Force",
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None=>false,
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},
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behaviour:match &captures[2]{
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"Jump"=>crate::model::StageElementBehaviour::JumpLimit(captures[3].parse::<u32>().unwrap()),
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_=>panic!("regex4[1] messed up bad"),
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}
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}));
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}else if let Some(captures)=lazy_regex::regex!(r"^Bonus(Finish|Anticheat)(\d+)$")
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.captures(other){
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force_can_collide=false;
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match &captures[1]{
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"Finish"=>general.zone=Some(crate::model::GameMechanicZone{mode_id:captures[2].parse::<u32>().unwrap(),behaviour:crate::model::ZoneBehaviour::Finish}),
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"Anticheat"=>general.zone=Some(crate::model::GameMechanicZone{mode_id:captures[2].parse::<u32>().unwrap(),behaviour:crate::model::ZoneBehaviour::Anitcheat}),
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_=>panic!("regex2[1] messed up bad"),
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}
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}else if let Some(captures)=lazy_regex::regex!(r"^(WormholeIn)(\d+)$")
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.captures(other){
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force_can_collide=false;
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match &captures[1]{
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"WormholeIn"=>general.teleport_behaviour=Some(crate::model::TeleportBehaviour::Wormhole(crate::model::GameMechanicWormhole{destination_model_id:captures[2].parse::<u32>().unwrap()})),
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_=>panic!("regex3[1] messed up bad"),
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}
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}
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// else if let Some(captures)=lazy_regex::regex!(r"^(OrderedCheckpoint)(\d+)$")
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// .captures(other){
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// match &captures[1]{
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// "OrderedCheckpoint"=>general.checkpoint=Some(crate::model::GameMechanicCheckpoint::Ordered{mode_id:0,checkpoint_id:captures[2].parse::<u32>().unwrap()}),
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// _=>panic!("regex3[1] messed up bad"),
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// }
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// }
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}
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}
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//need some way to skip this
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if velocity!=Planar64Vec3::ZERO{
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general.booster=Some(crate::model::GameMechanicBooster::Velocity(velocity));
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}
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match force_can_collide{
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true=>{
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match name{
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"Bounce"=>contacting.contact_behaviour=Some(crate::model::ContactingBehaviour::Elastic(u32::MAX)),
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"Surf"=>contacting.contact_behaviour=Some(crate::model::ContactingBehaviour::Surf),
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"Ladder"=>contacting.contact_behaviour=Some(crate::model::ContactingBehaviour::Ladder(crate::model::ContactingLadder{sticky:true})),
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_=>(),
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}
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crate::model::CollisionAttributes::Contact{contacting,general}
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},
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false=>if force_intersecting
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||general.any()
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||intersecting.any()
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{
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crate::model::CollisionAttributes::Intersect{intersecting,general}
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}else{
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crate::model::CollisionAttributes::Decoration
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},
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}
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}
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struct RobloxAssetId(u64);
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struct RobloxAssetIdParseErr;
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impl std::str::FromStr for RobloxAssetId {
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type Err=RobloxAssetIdParseErr;
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fn from_str(s: &str) -> Result<Self, Self::Err>{
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let regman=lazy_regex::regex!(r"(\d+)$");
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if let Some(captures) = regman.captures(s) {
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if captures.len()==2{//captures[0] is all captures concatenated, and then each individual capture
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if let Ok(id) = captures[0].parse::<u64>() {
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return Ok(Self(id));
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}
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}
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}
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Err(RobloxAssetIdParseErr)
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}
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}
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#[derive(Clone,Copy,PartialEq)]
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struct RobloxTextureTransform{
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offset_u:f32,
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offset_v:f32,
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scale_u:f32,
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scale_v:f32,
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}
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impl std::cmp::Eq for RobloxTextureTransform{}//????
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impl std::default::Default for RobloxTextureTransform{
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fn default() -> Self {
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Self{offset_u:0.0,offset_v:0.0,scale_u:1.0,scale_v:1.0}
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}
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}
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impl std::hash::Hash for RobloxTextureTransform {
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fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
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self.offset_u.to_ne_bytes().hash(state);
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self.offset_v.to_ne_bytes().hash(state);
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self.scale_u.to_ne_bytes().hash(state);
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self.scale_v.to_ne_bytes().hash(state);
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}
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}
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#[derive(Clone,PartialEq)]
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struct RobloxFaceTextureDescription{
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texture:u32,
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color:glam::Vec4,
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transform:RobloxTextureTransform,
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}
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impl std::cmp::Eq for RobloxFaceTextureDescription{}//????
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impl std::hash::Hash for RobloxFaceTextureDescription {
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fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
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self.texture.hash(state);
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self.transform.hash(state);
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for &el in self.color.as_ref().iter() {
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el.to_ne_bytes().hash(state);
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}
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}
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}
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impl RobloxFaceTextureDescription{
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fn to_face_description(&self)->primitives::FaceDescription{
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primitives::FaceDescription{
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texture:Some(self.texture),
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transform:glam::Affine2::from_translation(
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glam::vec2(self.transform.offset_u,self.transform.offset_v)
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)
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*glam::Affine2::from_scale(
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glam::vec2(self.transform.scale_u,self.transform.scale_v)
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),
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color:self.color,
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}
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}
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}
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type RobloxPartDescription=[Option<RobloxFaceTextureDescription>;6];
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type RobloxWedgeDescription=[Option<RobloxFaceTextureDescription>;5];
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type RobloxCornerWedgeDescription=[Option<RobloxFaceTextureDescription>;5];
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#[derive(Clone,Eq,Hash,PartialEq)]
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enum RobloxBasePartDescription{
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Sphere(RobloxPartDescription),
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Part(RobloxPartDescription),
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Cylinder(RobloxPartDescription),
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Wedge(RobloxWedgeDescription),
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CornerWedge(RobloxCornerWedgeDescription),
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}
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pub fn generate_indexed_models(dom:rbx_dom_weak::WeakDom) -> crate::model::IndexedModelInstances{
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//IndexedModelInstances includes textures
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let mut spawn_point=Planar64Vec3::ZERO;
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let mut indexed_models=Vec::new();
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let mut model_id_from_description=std::collections::HashMap::<RobloxBasePartDescription,usize>::new();
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let mut texture_id_from_asset_id=std::collections::HashMap::<u64,u32>::new();
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let mut asset_id_from_texture_id=Vec::new();
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let mut object_refs=Vec::new();
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let mut temp_objects=Vec::new();
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recursive_collect_superclass(&mut object_refs, &dom, dom.root(),"BasePart");
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for object_ref in object_refs {
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if let Some(object)=dom.get_by_ref(object_ref){
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if let (
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Some(rbx_dom_weak::types::Variant::CFrame(cf)),
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Some(rbx_dom_weak::types::Variant::Vector3(size)),
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Some(rbx_dom_weak::types::Variant::Vector3(velocity)),
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Some(rbx_dom_weak::types::Variant::Float32(transparency)),
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Some(rbx_dom_weak::types::Variant::Color3uint8(color3)),
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Some(rbx_dom_weak::types::Variant::Bool(can_collide)),
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) = (
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object.properties.get("CFrame"),
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object.properties.get("Size"),
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object.properties.get("Velocity"),
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object.properties.get("Transparency"),
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object.properties.get("Color"),
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object.properties.get("CanCollide"),
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)
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{
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let model_transform=planar64_affine3_from_roblox(cf,size);
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//push TempIndexedAttributes
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let mut force_intersecting=false;
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let mut temp_indexing_attributes=Vec::new();
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if let Some(attr)=match &object.name[..]{
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"MapStart"=>{
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spawn_point=model_transform.transform_point3(Planar64Vec3::ZERO)+Planar64Vec3::Y*5/2;
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Some(crate::model::TempIndexedAttributes::Start(crate::model::TempAttrStart{mode_id:0}))
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},
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other=>{
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let regman=lazy_regex::regex!(r"^(BonusStart|Spawn|ForceSpawn|WormholeOut)(\d+)$");
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if let Some(captures) = regman.captures(other) {
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match &captures[1]{
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"BonusStart"=>Some(crate::model::TempIndexedAttributes::Start(crate::model::TempAttrStart{mode_id:captures[2].parse::<u32>().unwrap()})),
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"Spawn"|"ForceSpawn"=>Some(crate::model::TempIndexedAttributes::Spawn(crate::model::TempAttrSpawn{mode_id:0,stage_id:captures[2].parse::<u32>().unwrap()})),
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"WormholeOut"=>Some(crate::model::TempIndexedAttributes::Wormhole(crate::model::TempAttrWormhole{wormhole_id:captures[2].parse::<u32>().unwrap()})),
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_=>None,
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}
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}else{
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None
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}
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}
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}{
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force_intersecting=true;
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temp_indexing_attributes.push(attr);
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}
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//TODO: also detect "CylinderMesh" etc here
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let shape=match &object.class[..]{
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"Part"=>{
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if let Some(rbx_dom_weak::types::Variant::Enum(shape))=object.properties.get("Shape"){
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match shape.to_u32(){
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0=>primitives::Primitives::Sphere,
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1=>primitives::Primitives::Cube,
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2=>primitives::Primitives::Cylinder,
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3=>primitives::Primitives::Wedge,
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4=>primitives::Primitives::CornerWedge,
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_=>panic!("Funky roblox PartType={};",shape.to_u32()),
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}
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}else{
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panic!("Part has no Shape!");
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}
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},
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"TrussPart"=>primitives::Primitives::Cube,
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"WedgePart"=>primitives::Primitives::Wedge,
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"CornerWedgePart"=>primitives::Primitives::CornerWedge,
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_=>{
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println!("Unsupported BasePart ClassName={}; defaulting to cube",object.class);
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primitives::Primitives::Cube
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}
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};
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//use the biggest one and cut it down later...
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let mut part_texture_description:RobloxPartDescription=[None,None,None,None,None,None];
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temp_objects.clear();
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recursive_collect_superclass(&mut temp_objects, &dom, object,"Decal");
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for &decal_ref in &temp_objects{
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if let Some(decal)=dom.get_by_ref(decal_ref){
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if let (
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Some(rbx_dom_weak::types::Variant::Content(content)),
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Some(rbx_dom_weak::types::Variant::Enum(normalid)),
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Some(rbx_dom_weak::types::Variant::Color3(decal_color3)),
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Some(rbx_dom_weak::types::Variant::Float32(decal_transparency)),
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) = (
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decal.properties.get("Texture"),
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decal.properties.get("Face"),
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decal.properties.get("Color3"),
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decal.properties.get("Transparency"),
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) {
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if let Ok(asset_id)=content.clone().into_string().parse::<RobloxAssetId>(){
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let texture_id=if let Some(&texture_id)=texture_id_from_asset_id.get(&asset_id.0){
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texture_id
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}else{
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let texture_id=asset_id_from_texture_id.len() as u32;
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texture_id_from_asset_id.insert(asset_id.0,texture_id);
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asset_id_from_texture_id.push(asset_id.0);
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texture_id
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};
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let normal_id=normalid.to_u32();
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if normal_id<6{
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let (roblox_texture_color,roblox_texture_transform)=if decal.class=="Texture"{
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//generate tranform
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if let (
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Some(rbx_dom_weak::types::Variant::Float32(ox)),
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Some(rbx_dom_weak::types::Variant::Float32(oy)),
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Some(rbx_dom_weak::types::Variant::Float32(sx)),
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Some(rbx_dom_weak::types::Variant::Float32(sy)),
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) = (
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decal.properties.get("OffsetStudsU"),
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decal.properties.get("OffsetStudsV"),
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decal.properties.get("StudsPerTileU"),
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decal.properties.get("StudsPerTileV"),
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)
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{
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let (size_u,size_v)=match normal_id{
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0=>(size.z,size.y),//right
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1=>(size.x,size.z),//top
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2=>(size.x,size.y),//back
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3=>(size.z,size.y),//left
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4=>(size.x,size.z),//bottom
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5=>(size.x,size.y),//front
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_=>panic!("unreachable"),
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};
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(
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glam::vec4(decal_color3.r,decal_color3.g,decal_color3.b,1.0-*decal_transparency),
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RobloxTextureTransform{
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offset_u:*ox/(*sx),offset_v:*oy/(*sy),
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scale_u:size_u/(*sx),scale_v:size_v/(*sy),
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}
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)
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}else{
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(glam::Vec4::ONE,RobloxTextureTransform::default())
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}
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}else{
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(glam::Vec4::ONE,RobloxTextureTransform::default())
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};
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part_texture_description[normal_id as usize]=Some(RobloxFaceTextureDescription{
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texture:texture_id,
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color:roblox_texture_color,
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transform:roblox_texture_transform,
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});
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}else{
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println!("NormalId={} unsupported for shape={:?}",normal_id,shape);
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}
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}
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}
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}
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}
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//obscure rust syntax "slice pattern"
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let [
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f0,//Cube::Right
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f1,//Cube::Top
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f2,//Cube::Back
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f3,//Cube::Left
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f4,//Cube::Bottom
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f5,//Cube::Front
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]=part_texture_description;
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let basepart_texture_description=match shape{
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primitives::Primitives::Sphere=>RobloxBasePartDescription::Sphere([f0,f1,f2,f3,f4,f5]),
|
|
primitives::Primitives::Cube=>RobloxBasePartDescription::Part([f0,f1,f2,f3,f4,f5]),
|
|
primitives::Primitives::Cylinder=>RobloxBasePartDescription::Cylinder([f0,f1,f2,f3,f4,f5]),
|
|
//use front face texture first and use top face texture as a fallback
|
|
primitives::Primitives::Wedge=>RobloxBasePartDescription::Wedge([
|
|
f0,//Cube::Right->Wedge::Right
|
|
if f5.is_some(){f5}else{f1},//Cube::Front|Cube::Top->Wedge::TopFront
|
|
f2,//Cube::Back->Wedge::Back
|
|
f3,//Cube::Left->Wedge::Left
|
|
f4,//Cube::Bottom->Wedge::Bottom
|
|
]),
|
|
//TODO: fix Left+Back texture coordinates to match roblox when not overwridden by Top
|
|
primitives::Primitives::CornerWedge=>RobloxBasePartDescription::CornerWedge([
|
|
f0,//Cube::Right->CornerWedge::Right
|
|
if f2.is_some(){f2}else{f1.clone()},//Cube::Back|Cube::Top->CornerWedge::TopBack
|
|
if f3.is_some(){f3}else{f1},//Cube::Left|Cube::Top->CornerWedge::TopLeft
|
|
f4,//Cube::Bottom->CornerWedge::Bottom
|
|
f5,//Cube::Front->CornerWedge::Front
|
|
]),
|
|
};
|
|
//make new model if unit cube has not been created before
|
|
let model_id=if let Some(&model_id)=model_id_from_description.get(&basepart_texture_description){
|
|
//push to existing texture model
|
|
model_id
|
|
}else{
|
|
let model_id=indexed_models.len();
|
|
model_id_from_description.insert(basepart_texture_description.clone(),model_id);//borrow checker going crazy
|
|
indexed_models.push(match basepart_texture_description{
|
|
RobloxBasePartDescription::Sphere(part_texture_description)
|
|
|RobloxBasePartDescription::Cylinder(part_texture_description)
|
|
|RobloxBasePartDescription::Part(part_texture_description)=>{
|
|
let mut cube_face_description=primitives::CubeFaceDescription::default();
|
|
for (face_id,roblox_face_description) in part_texture_description.iter().enumerate(){
|
|
cube_face_description.insert(
|
|
match face_id{
|
|
0=>primitives::CubeFace::Right,
|
|
1=>primitives::CubeFace::Top,
|
|
2=>primitives::CubeFace::Back,
|
|
3=>primitives::CubeFace::Left,
|
|
4=>primitives::CubeFace::Bottom,
|
|
5=>primitives::CubeFace::Front,
|
|
_=>panic!("unreachable"),
|
|
},
|
|
match roblox_face_description{
|
|
Some(roblox_texture_transform)=>roblox_texture_transform.to_face_description(),
|
|
None=>primitives::FaceDescription::default(),
|
|
});
|
|
}
|
|
primitives::generate_partial_unit_cube(cube_face_description)
|
|
},
|
|
RobloxBasePartDescription::Wedge(wedge_texture_description)=>{
|
|
let mut wedge_face_description=primitives::WedgeFaceDescription::default();
|
|
for (face_id,roblox_face_description) in wedge_texture_description.iter().enumerate(){
|
|
wedge_face_description.insert(
|
|
match face_id{
|
|
0=>primitives::WedgeFace::Right,
|
|
1=>primitives::WedgeFace::TopFront,
|
|
2=>primitives::WedgeFace::Back,
|
|
3=>primitives::WedgeFace::Left,
|
|
4=>primitives::WedgeFace::Bottom,
|
|
_=>panic!("unreachable"),
|
|
},
|
|
match roblox_face_description{
|
|
Some(roblox_texture_transform)=>roblox_texture_transform.to_face_description(),
|
|
None=>primitives::FaceDescription::default(),
|
|
});
|
|
}
|
|
primitives::generate_partial_unit_wedge(wedge_face_description)
|
|
},
|
|
RobloxBasePartDescription::CornerWedge(cornerwedge_texture_description)=>{
|
|
let mut cornerwedge_face_description=primitives::CornerWedgeFaceDescription::default();
|
|
for (face_id,roblox_face_description) in cornerwedge_texture_description.iter().enumerate(){
|
|
cornerwedge_face_description.insert(
|
|
match face_id{
|
|
0=>primitives::CornerWedgeFace::Right,
|
|
1=>primitives::CornerWedgeFace::TopBack,
|
|
2=>primitives::CornerWedgeFace::TopLeft,
|
|
3=>primitives::CornerWedgeFace::Bottom,
|
|
4=>primitives::CornerWedgeFace::Front,
|
|
_=>panic!("unreachable"),
|
|
},
|
|
match roblox_face_description{
|
|
Some(roblox_texture_transform)=>roblox_texture_transform.to_face_description(),
|
|
None=>primitives::FaceDescription::default(),
|
|
});
|
|
}
|
|
primitives::generate_partial_unit_cornerwedge(cornerwedge_face_description)
|
|
},
|
|
});
|
|
model_id
|
|
};
|
|
indexed_models[model_id].instances.push(crate::model::ModelInstance {
|
|
transform:model_transform,
|
|
color:glam::vec4(color3.r as f32/255f32, color3.g as f32/255f32, color3.b as f32/255f32, 1.0-*transparency),
|
|
attributes:get_attributes(&object.name,*can_collide,Planar64Vec3::try_from([velocity.x,velocity.y,velocity.z]).unwrap(),force_intersecting),
|
|
temp_indexing:temp_indexing_attributes,
|
|
});
|
|
}
|
|
}
|
|
}
|
|
crate::model::IndexedModelInstances{
|
|
textures:asset_id_from_texture_id.iter().map(|t|t.to_string()).collect(),
|
|
models:indexed_models,
|
|
spawn_point,
|
|
modes:Vec::new(),
|
|
}
|
|
}
|