[modding] Implement Vehicles & Fix Animations (#109)

* Train works

* Fix minimap

* Fix highway

* Fix

* Refactor train and boat

* Update

* Implement Trucks

* Fix tanker

* Finish implementing vehicles

* Fix animations

* Fix spawn players

* Fix spawn players

* Fix loading custom data

---------

Co-authored-by: MegaMech <7255464+MegaMech@users.noreply.github.com>

1 files changed, 109 insertions, 0 deletions

diff --git a/src/engine/Smoke.cpp b/src/engine/Smoke.cpp
new file mode 100644
index 000000000..9d74397dc
--- /dev/null
+++ b/src/engine/Smoke.cpp
@@ -0,0 +1,109 @@
+#include <libultraship.h>
+#include <libultra/gbi.h>
+
+#include "Smoke.h"
+#include "World.h"
+#include "vehicles/Vehicle.h"
+#include "vehicles/Train.h"
+#include "vehicles/Boat.h"
+
+extern "C" {
+#include "macros.h"
+#include "render_objects.h"
+#include "code_80057C60.h"
+#include "update_objects.h"
+#include "math_util_2.h"
+#include "assets/common_data.h"
+}
+
+//! @todo: This should be an Object class one day
+void TrainSmokeTick() {
+    s32 count;
+    s32 i;
+    s32 temp_a0;
+    Object* object;
+
+    for (auto& vehicle : gWorldInstance.Vehicles) {
+        if (auto train = dynamic_cast<ATrain*>(vehicle.get())) {
+            if (train->SmokeTimer != 0) {
+                train->SmokeTimer -= 1;
+            }
+
+            if ((train->SomeFlags != 0) || (train->SmokeTimer != 0)) {
+                count = 0;
+                for (i = 0; i < 128; i++) {
+                    temp_a0 = train->SmokeParticles[i];
+                    if (temp_a0 != -1) {
+                        object = &gObjectList[temp_a0];
+                        if (object->state != 0) {
+                            func_80075714(temp_a0);
+                            if (object->state == 0) {
+                                delete_object_wrapper(&train->SmokeParticles[i]);
+                            }
+                            count += 1;
+                        }
+                    }
+                }
+                if (count != 0) {
+                    train->SmokeTimer = 100;
+                }
+            }
+        } else if (auto boat = dynamic_cast<ABoat*>(vehicle.get())) {
+            if (boat->SmokeTimer != 0) {
+                boat->SmokeTimer -= 1;
+            }
+            if ((boat->SomeFlags != 0) || (boat->SmokeTimer != 0)) {
+                count = 0;
+                for (size_t i = 0; i < 128; i++) {
+                    temp_a0 = boat->SmokeParticles[i];
+                    if (temp_a0 != -1) {
+                        object = &gObjectList[temp_a0];
+                        if (object->state != 0) {
+                            func_80075B84(temp_a0);
+                            if (object->state == 0) {
+                                delete_object_wrapper(&boat->SmokeParticles[i]);
+                            }
+                            count += 1;
+                        }
+                    }
+                }
+                if (count != 0) {
+                    boat->SmokeTimer = 100;
+                }
+
+            }
+        }
+    }
+}
+
+void TrainSmokeDraw(s32 cameraId) {
+    Camera* camera = &camera1[cameraId];
+    for (auto& vehicle : gWorldInstance.Vehicles) {
+        if (auto train = dynamic_cast<ATrain*>(vehicle.get())) {
+            gSPDisplayList(gDisplayListHead++, (Gfx*)D_0D007AE0);
+            load_texture_block_i8_nomirror((uint8_t*)D_0D029458, 32, 32);
+            func_8004B72C(255, 255, 255, 255, 255, 255, 255);
+            D_80183E80[0] = 0;
+            D_80183E80[2] = 0x8000;
+
+            if ((train->SomeFlags != 0) &&
+                (is_particle_on_screen(train->Locomotive.position, camera, 0x4000U) != 0)) {
+                for (size_t i = 0; i < 128; i++) {
+                    render_object_train_smoke_particle(train->SmokeParticles[i], cameraId);
+                }
+            }
+        } else if (auto boat = dynamic_cast<ABoat*>(vehicle.get())) {
+            gSPDisplayList(gDisplayListHead++, (Gfx*)D_0D007AE0);
+
+            load_texture_block_i8_nomirror((uint8_t*)D_0D029458, 32, 32);
+            func_8004B72C(255, 255, 255, 255, 255, 255, 255);
+            D_80183E80[0] = 0;
+            D_80183E80[2] = 0x8000;
+            if ((boat->SomeFlags != 0) && (is_particle_on_screen(boat->Position, camera, 0x4000U) != 0)) {
+                for (size_t i = 0; i < gObjectParticle2_SIZE; i++) {
+                    render_object_paddle_boat_smoke_particle(boat->SmokeParticles[i], cameraId);
+                }
+            }
+        }
+    }
+}