1 files changed, 183 insertions, 0 deletions
diff --git a/src/engine/objects/Hedgehog.cpp b/src/engine/objects/Hedgehog.cpp
new file mode 100644
index 000000000..133a1f38d
--- /dev/null
+++ b/src/engine/objects/Hedgehog.cpp
@@ -0,0 +1,183 @@
+#include "Hedgehog.h"
+#include "World.h"
+
+extern "C" {
+#include "render_objects.h"
+#include "update_objects.h"
+#include "assets/yoshi_valley_data.h"
+#include "assets/common_data.h"
+#include "math_util.h"
+#include "math_util_2.h"
+#include "code_80086E70.h"
+#include "code_80057C60.h"
+}
+
+size_t OHedgehog::_count = 0;
+
+OHedgehog::OHedgehog(const FVector& pos, const FVector2D& patrolPoint, s16 unk) {
+    _idx = _count;
+    _pos = pos;
+
+    s32 objectId = indexObjectList2[_idx];
+    init_object(objectId, 0);
+    gObjectList[objectId].pos[0] = gObjectList[objectId].origin_pos[0] = pos.x * xOrientation;
+    gObjectList[objectId].pos[1] = gObjectList[objectId].surfaceHeight = pos.y + 6.0;
+    gObjectList[objectId].pos[2] = gObjectList[objectId].origin_pos[2] = pos.z;
+    gObjectList[objectId].unk_0D5 = (u8)unk;
+    gObjectList[objectId].unk_09C = patrolPoint.x * xOrientation;
+    gObjectList[objectId].unk_09E = patrolPoint.z;
+
+    _count++;
+}
+
+void OHedgehog::Tick() {
+    s32 objectIndex = indexObjectList2[_idx];
+
+    OHedgehog::func_800833D0(objectIndex, _idx);
+    OHedgehog::func_80083248(objectIndex);
+    OHedgehog::func_80083474(objectIndex);
+    
+    // This func clears a bit from all hedgehogs. This results in setting the height of all hedgehogs to zero.
+    // The solution is to only clear the bit from the current instance; `self` or `this`
+    //func_80072120(indexObjectList2, NUM_HEDGEHOGS);
+    clear_object_flag(objectIndex, 0x00600000); // The fix
+}
+
+void OHedgehog::Draw(s32 cameraId) {
+    s32 objectIndex = indexObjectList2[_idx];
+    u32 something = func_8008A364(objectIndex, cameraId, 0x4000U, 0x000003E8);
+
+    if (CVarGetInteger("gNoCulling", 0) == 1) {
+        something = MIN(something, 0x52211U - 1);
+    }
+    if (is_obj_flag_status_active(objectIndex, VISIBLE) != 0) {
+        set_object_flag(objectIndex, 0x00200000);
+        if (something < 0x2711U) {
+            set_object_flag(objectIndex, 0x00000020);
+        } else {
+            clear_object_flag(objectIndex, 0x00000020);
+        }
+        if (something < 0x57E41U) {
+            set_object_flag(objectIndex, 0x00400000);
+        }
+        if (something < 0x52211U) {
+            OHedgehog::func_800555BC(objectIndex, cameraId);
+        }
+    }
+}
+
+void OHedgehog::func_800555BC(s32 objectIndex, s32 cameraId) {
+    Camera* camera;
+
+    if (gObjectList[objectIndex].state >= 2) {
+        camera = &camera1[cameraId];
+        OHedgehog::func_8004A870(objectIndex, 0.7f);
+        gObjectList[objectIndex].orientation[1] =
+            func_800418AC(gObjectList[objectIndex].pos[0], gObjectList[objectIndex].pos[2], camera->pos);
+        draw_2d_texture_at(gObjectList[objectIndex].pos, gObjectList[objectIndex].orientation,
+                           gObjectList[objectIndex].sizeScaling, (u8*) gObjectList[objectIndex].activeTLUT,
+                           (u8*)gObjectList[objectIndex].activeTexture, gObjectList[objectIndex].vertex, 64, 64, 64, 32);
+    }
+}
+
+void OHedgehog::func_8004A870(s32 objectIndex, f32 arg1) {
+    Mat4 mtx;
+    Object* object;
+
+    if ((is_obj_flag_status_active(objectIndex, 0x00000020) != 0) &&
+        (is_obj_flag_status_active(objectIndex, 0x00800000) != 0)) {
+        object = &gObjectList[objectIndex];
+        D_80183E50[0] = object->pos[0];
+        D_80183E50[1] = object->surfaceHeight + 0.8;
+        D_80183E50[2] = object->pos[2];
+        set_transform_matrix(mtx, object->unk_01C, D_80183E50, 0U, arg1);
+        // convert_to_fixed_point_matrix(&gGfxPool->mtxHud[gMatrixHudCount], mtx);
+        // gSPMatrix(gDisplayListHead++, VIRTUAL_TO_PHYSICAL(&gGfxPool->mtxHud[gMatrixHudCount++]),
+        //           G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+
+        AddHudMatrix(mtx, G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
+        gSPDisplayList(gDisplayListHead++, (Gfx*)D_0D007B98);
+    }
+}
+
+const char* sHedgehogTexList[] = { d_course_yoshi_valley_hedgehog };
+
+void OHedgehog::func_8008311C(s32 objectIndex, s32 arg1) {
+    Object* object;
+    Vtx* vtx = (Vtx*) LOAD_ASSET_RAW(common_vtx_hedgehog);
+
+    init_texture_object(objectIndex, (u8*)d_course_yoshi_valley_hedgehog_tlut, sHedgehogTexList, 0x40U, (u16) 0x00000040);
+    object = &gObjectList[objectIndex];
+    object->activeTLUT = d_course_yoshi_valley_hedgehog_tlut;
+    object->activeTexture = d_course_yoshi_valley_hedgehog;
+    object->vertex = vtx;
+    object->sizeScaling = 0.2f;
+    object->textureListIndex = 0;
+    object_next_state(objectIndex);
+    set_obj_origin_offset(objectIndex, 0.0f, 0.0f, 0.0f);
+    set_obj_orientation(objectIndex, 0U, 0U, 0x8000U);
+    object->unk_034 = ((arg1 % 6) * 0.1) + 0.5;
+    func_80086E70(objectIndex);
+    set_object_flag(objectIndex, 0x04000600);
+    object->boundingBoxSize = 2;
+}
+
+void OHedgehog::func_80083248(s32 objectIndex) {
+    switch (gObjectList[objectIndex].unk_0AE) {
+        case 0:
+            break;
+        case 1:
+            if (func_80087A0C(objectIndex, gObjectList[objectIndex].origin_pos[0], gObjectList[objectIndex].unk_09C,
+                              gObjectList[objectIndex].origin_pos[2], gObjectList[objectIndex].unk_09E) != 0) {
+                func_80086FD4(objectIndex);
+            }
+            break;
+        case 2:
+            func_800871AC(objectIndex, 0x0000003C);
+            break;
+        case 3:
+            if (func_80087A0C(objectIndex, gObjectList[objectIndex].unk_09C, gObjectList[objectIndex].origin_pos[0],
+                              gObjectList[objectIndex].unk_09E, gObjectList[objectIndex].origin_pos[2]) != 0) {
+                func_80086FD4(objectIndex);
+            }
+            break;
+        case 4:
+            if (func_80087060(objectIndex, 0x0000003C) != 0) {
+                func_8008701C(objectIndex, 1);
+            }
+            break;
+    }
+    object_calculate_new_pos_offset(objectIndex);
+    if (is_obj_flag_status_active(objectIndex, 0x00200000) != 0) {
+        if (is_obj_flag_status_active(objectIndex, 0x00400000) != 0) {
+            func_8008861C(objectIndex);
+        }
+        gObjectList[objectIndex].pos[1] = gObjectList[objectIndex].surfaceHeight + 6.0;
+    }
+}
+
+void OHedgehog::func_800833D0(s32 objectIndex, s32 arg1) {
+    switch (gObjectList[objectIndex].state) {
+        case 0:
+            break;
+        case 1:
+            OHedgehog::func_8008311C(objectIndex, arg1);
+            break;
+        case 2:
+            func_80072D3C(objectIndex, 0, 1, 4, -1);
+            break;
+    }
+    if (gObjectList[objectIndex].textureListIndex == 0) {
+        Vtx* vtx = (Vtx*) LOAD_ASSET_RAW(common_vtx_hedgehog);
+        gObjectList[objectIndex].vertex = vtx;
+    } else {
+        Vtx* vtx = (Vtx*) LOAD_ASSET_RAW(D_0D006130);
+        gObjectList[objectIndex].vertex = vtx;
+    }
+}
+
+void OHedgehog::func_80083474(s32 objectIndex) {
+    if (gObjectList[objectIndex].state >= 2) {
+        func_80089F24(objectIndex);
+    }
+}