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Added aggressive null checking to various types of objects

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This commit is contained in:
MysterD 2020-09-07 00:29:18 -07:00
parent 36e035984f
commit bc2480da87
6 changed files with 51 additions and 26 deletions
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4
src/game/camera.c
View file

@ -678,7 +678,7 @@ f32 calc_y_to_curr_floor(f32 *posOff, f32 posMul, f32 posBound, f32 *focOff, f32
}
if (sMarioCamState->action & ACT_FLAG_ON_POLE) {
if (sMarioGeometry.currFloorHeight >= gMarioStates[0].usedObj->oPosY && sMarioCamState->pos[1]
if (gMarioStates[0].usedObj != NULL && sMarioGeometry.currFloorHeight >= gMarioStates[0].usedObj->oPosY && sMarioCamState->pos[1]
< 0.7f * gMarioStates[0].usedObj->hitboxHeight + gMarioStates[0].usedObj->oPosY) {
posBound = 1200;
}
@ -2341,7 +2341,7 @@ s16 update_default_camera(struct Camera *c) {
vec3f_copy(c->focus, sMarioCamState->pos);
}
if (sMarioCamState->action & ACT_FLAG_ON_POLE) {
if ((sMarioCamState->action & ACT_FLAG_ON_POLE) && gMarioStates[0].usedObj != NULL) {
camFloorHeight = gMarioStates[0].usedObj->oPosY + 125.f;
if (sMarioCamState->pos[1] - 100.f > camFloorHeight) {
camFloorHeight = sMarioCamState->pos[1] - 100.f;

13
src/game/interaction.c
View file

@ -299,7 +299,7 @@ void mario_stop_riding_object(struct MarioState *m) {
void mario_grab_used_object(struct MarioState *m) {
if (m->usedObj == NULL || m->usedObj->oHeldState == HELD_HELD) { return; }
if (m->heldObj == NULL) {
if (m->heldObj == NULL && m->usedObj != NULL) {
m->heldObj = m->usedObj;
m->heldObj->heldByPlayerIndex = m->playerIndex;
obj_set_held_state(m->heldObj, bhvCarrySomething3);
@ -349,7 +349,7 @@ void mario_stop_riding_and_holding(struct MarioState *m) {
mario_drop_held_object(m);
mario_stop_riding_object(m);
if (m->action == ACT_RIDING_HOOT) {
if (m->action == ACT_RIDING_HOOT && m->usedObj != NULL) {
m->usedObj->oInteractStatus = 0;
m->usedObj->oHootMarioReleaseTime = gGlobalTimer;
}
@ -421,7 +421,7 @@ struct Object *mario_get_collided_object(struct MarioState *m, u32 interactType)
for (i = 0; i < m->marioObj->numCollidedObjs; i++) {
object = m->marioObj->collidedObjs[i];
if (object->oInteractType == interactType) {
if (object != NULL && object->oInteractType == interactType) {
return object;
}
}
@ -574,6 +574,10 @@ static u32 unused_determine_knockback_action(struct MarioState *m) {
}
u32 determine_knockback_action(struct MarioState *m, UNUSED s32 arg) {
if (m->interactObj == NULL) {
return sForwardKnockbackActions[0][0];
}
u32 bonkAction;
s16 terrainIndex = 0; // 1 = air, 2 = water, 0 = default
@ -707,6 +711,7 @@ u32 should_push_or_pull_door(struct MarioState *m, struct Object *o) {
}
u32 take_damage_from_interact_object(struct MarioState *m) {
if (m->interactObj == NULL) { return 0; }
s32 shake;
s32 damage = m->interactObj->oDamageOrCoinValue;
@ -1688,7 +1693,7 @@ u32 interact_hoot(struct MarioState *m, UNUSED u32 interactType, struct Object *
//! Can pause to advance the global timer without falling too far, allowing
// you to regrab after letting go.
if (actionId >= 0x080 && actionId < 0x098
if (m->usedObj != NULL && actionId >= 0x080 && actionId < 0x098
&& (gGlobalTimer - m->usedObj->oHootMarioReleaseTime > 30)) {
mario_stop_riding_and_holding(m);
o->oInteractStatus = INT_STATUS_HOOT_GRABBED_BY_MARIO;

4
src/game/level_update.c
View file

@ -793,12 +793,14 @@ s16 level_trigger_warp(struct MarioState *m, s32 warpOp) {
break;
case WARP_OP_UNKNOWN_02: // bbh enter
if (m->usedObj == NULL) { break; }
sDelayedWarpTimer = 30;
sSourceWarpNodeId = (m->usedObj->oBehParams & 0x00FF0000) >> 16;
play_transition(WARP_TRANSITION_FADE_INTO_COLOR, 0x1E, 0xFF, 0xFF, 0xFF);
break;
case WARP_OP_TELEPORT:
if (m->usedObj == NULL) { break; }
sDelayedWarpTimer = 20;
sSourceWarpNodeId = (m->usedObj->oBehParams & 0x00FF0000) >> 16;
val04 = !music_changed_through_warp(sSourceWarpNodeId);
@ -806,6 +808,7 @@ s16 level_trigger_warp(struct MarioState *m, s32 warpOp) {
break;
case WARP_OP_WARP_DOOR:
if (m->usedObj == NULL) { break; }
sDelayedWarpTimer = 20;
sDelayedWarpArg = m->actionArg;
sSourceWarpNodeId = (m->usedObj->oBehParams & 0x00FF0000) >> 16;
@ -814,6 +817,7 @@ s16 level_trigger_warp(struct MarioState *m, s32 warpOp) {
break;
case WARP_OP_WARP_OBJECT:
if (m->usedObj == NULL) { break; }
sDelayedWarpTimer = 20;
sSourceWarpNodeId = (m->usedObj->oBehParams & 0x00FF0000) >> 16;
val04 = !music_changed_through_warp(sSourceWarpNodeId);

8
src/game/mario_actions_airborne.c
View file

@ -1928,12 +1928,12 @@ s32 act_flying(struct MarioState *m) {
s32 act_riding_hoot(struct MarioState *m) {
if (m->usedObj == NULL || m->usedObj->behavior != bhvHoot) {
m->usedObj = cur_obj_nearest_object_with_behavior(bhvHoot);
for (int i = 0; i < MAX_PLAYERS; i++) {
if (m != &gMarioStates[i]) { continue; }
m->usedObj->heldByPlayerIndex = i;
}
if (m->usedObj == NULL) { return FALSE; }
m->usedObj->heldByPlayerIndex = m->playerIndex;
}
if (m->usedObj == NULL) { return FALSE; }
if (!(m->input & INPUT_A_DOWN) || (m->marioObj->oInteractStatus & INT_STATUS_MARIO_UNK7)) {
m->usedObj->oInteractStatus = 0;
m->usedObj->oHootMarioReleaseTime = gGlobalTimer;

6
src/game/mario_actions_automatic.c
View file

@ -32,7 +32,7 @@
void add_tree_leaf_particles(struct MarioState *m) {
f32 leafHeight;
if (m->usedObj->behavior == segmented_to_virtual(bhvTree)) {
if (m->usedObj != NULL && m->usedObj->behavior == segmented_to_virtual(bhvTree)) {
// make leaf effect spawn higher on the Shifting Sand Land palm tree
if (gCurrLevelNum == LEVEL_SSL) {
leafHeight = 250.0f;
@ -46,7 +46,7 @@ void add_tree_leaf_particles(struct MarioState *m) {
}
void play_climbing_sounds(struct MarioState *m, s32 b) {
s32 isOnTree = (m->usedObj->behavior == segmented_to_virtual(bhvTree));
s32 isOnTree = (m->usedObj != NULL && m->usedObj->behavior == segmented_to_virtual(bhvTree));
if (b == 1) {
if (is_anim_past_frame(m, 1)) {
@ -61,6 +61,7 @@ void play_climbing_sounds(struct MarioState *m, s32 b) {
s32 set_pole_position(struct MarioState *m, f32 offsetY) {
if (m->usedObj == NULL) { m->usedObj = cur_obj_find_nearest_pole(); }
if (m->usedObj == NULL) { return POLE_NONE; }
UNUSED s32 unused1;
UNUSED s32 unused2;
@ -121,6 +122,7 @@ s32 set_pole_position(struct MarioState *m, f32 offsetY) {
s32 act_holding_pole(struct MarioState *m) {
struct Object *marioObj = m->marioObj;
if (m->usedObj == NULL) { m->usedObj = cur_obj_find_nearest_pole(); }
if (m->usedObj == NULL) { return FALSE; }
#ifdef VERSION_JP
if (m->input & INPUT_A_PRESSED) {

22
src/game/mario_actions_cutscene.c
View file

@ -377,7 +377,7 @@ s32 set_mario_npc_dialog(struct MarioState* m, s32 actionArg) {
} else if (actionArg != 0 && mario_ready_to_speak(m)) {
m->usedObj = gCurrentObject;
set_mario_action(m, ACT_READING_NPC_DIALOG, actionArg);
if (m->playerIndex == 0) { localDialogNPCBehavior = (BehaviorScript*)m->usedObj->behavior; }
if (m->playerIndex == 0 && m->usedObj != NULL) { localDialogNPCBehavior = (BehaviorScript*)m->usedObj->behavior; }
dialogState = 1; // starting dialog
}
@ -559,7 +559,7 @@ s32 act_reading_sign(struct MarioState *m) {
m->pos[2] += marioObj->oMarioReadingSignDPosZ / 11.0f;
// create the text box
if (m->actionTimer++ == 10) {
if (m == &gMarioStates[0]) {
if (m == &gMarioStates[0] && m->usedObj != NULL) {
create_dialog_inverted_box(m->usedObj->oBehParams2ndByte);
}
m->actionState = 2;
@ -831,10 +831,12 @@ s32 launch_mario_until_land(struct MarioState *m, s32 endAction, s32 animation,
}
s32 act_unlocking_key_door(struct MarioState *m) {
if (m->usedObj != NULL) {
m->faceAngle[1] = m->usedObj->oMoveAngleYaw;
m->pos[0] = m->usedObj->oPosX + coss(m->faceAngle[1]) * 75.0f;
m->pos[2] = m->usedObj->oPosZ + sins(m->faceAngle[1]) * 75.0f;
}
if (m->actionArg & 2) {
m->faceAngle[1] += 0x8000;
@ -858,7 +860,7 @@ s32 act_unlocking_key_door(struct MarioState *m) {
stop_and_set_height_to_floor(m);
if (is_anim_at_end(m)) {
if (m->usedObj->oBehParams >> 24 == 1) {
if (m->usedObj != NULL && ((m->usedObj->oBehParams >> 24) == 1)) {
save_file_set_flags(SAVE_FLAG_UNLOCKED_UPSTAIRS_DOOR);
save_file_clear_flags(SAVE_FLAG_HAVE_KEY_2);
} else {
@ -875,7 +877,9 @@ s32 act_unlocking_key_door(struct MarioState *m) {
s32 act_unlocking_star_door(struct MarioState *m) {
switch (m->actionState) {
case 0:
if (m->usedObj != NULL) {
m->faceAngle[1] = m->usedObj->oMoveAngleYaw;
}
if (m->actionArg & 2) {
m->faceAngle[1] += 0x8000;
}
@ -920,10 +924,12 @@ s32 act_entering_star_door(struct MarioState *m) {
s16 targetAngle;
if (m->actionTimer++ == 0) {
if (m->interactObj != NULL) {
m->interactObj->oInteractStatus = 0x00010000;
}
// ~30 degrees / 1/12 rot
targetAngle = m->usedObj->oMoveAngleYaw + 0x1555;
if (m->usedObj != NULL) { targetAngle = m->usedObj->oMoveAngleYaw + 0x1555; }
if (m->actionArg & 2) {
targetAngle += 0x5556; // ~120 degrees / 1/3 rot (total 150d / 5/12)
}
@ -931,8 +937,10 @@ s32 act_entering_star_door(struct MarioState *m) {
// targetDX and targetDZ are the offsets to add to Mario's position to
// have Mario stand 150 units in front of the door
if (m->usedObj != NULL) {
targetDX = m->usedObj->oPosX + 150.0f * sins(targetAngle) - m->pos[0];
targetDZ = m->usedObj->oPosZ + 150.0f * coss(targetAngle) - m->pos[2];
}
m->marioObj->oMarioReadingSignDPosX = targetDX / 20.0f;
m->marioObj->oMarioReadingSignDPosZ = targetDZ / 20.0f;
@ -954,7 +962,9 @@ s32 act_entering_star_door(struct MarioState *m) {
}
else {
if (m->usedObj != NULL) {
m->faceAngle[1] = m->usedObj->oMoveAngleYaw;
}
if (m->actionArg & 2) {
m->faceAngle[1] += 0x8000;
@ -978,10 +988,14 @@ s32 act_entering_star_door(struct MarioState *m) {
s32 act_going_through_door(struct MarioState *m) {
if (m->actionTimer == 0) {
if (m->actionArg & 1) {
if (m->interactObj != NULL) {
m->interactObj->oInteractStatus = 0x00010000;
}
set_mario_animation(m, MARIO_ANIM_PULL_DOOR_WALK_IN);
} else {
if (m->interactObj != NULL) {
m->interactObj->oInteractStatus = 0x00020000;
}
set_mario_animation(m, MARIO_ANIM_PUSH_DOOR_WALK_IN);
}
}