Force synchronizing of level changes

build-windows-visual-studio/sm64ex.vcxproj

@@ -3944,6 +3944,7 @@
     <ClCompile Include="..\src\pc\ini.c" />
     <ClCompile Include="..\src\pc\mixer.c" />
     <ClCompile Include="..\src\pc\network\network.c" />
+    <ClCompile Include="..\src\pc\network\packets\packet_level_warp.c" />
     <ClCompile Include="..\src\pc\network\packets\packet_object.c" />
     <ClCompile Include="..\src\pc\network\packets\packet_player.c" />
     <ClCompile Include="..\src\pc\network\packets\packet_read_write.c" />

build-windows-visual-studio/sm64ex.vcxproj.filters

@@ -14952,6 +14952,9 @@
     <ClCompile Include="..\src\pc\network\packets\packet_read_write.c">
       <Filter>Source Files\src\pc\network\packets</Filter>
     </ClCompile>
+    <ClCompile Include="..\src\pc\network\packets\packet_level_warp.c">
+      <Filter>Source Files\src\pc\network\packets</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\actors\common0.h">

build-windows-visual-studio/x64/Debug/sm64ex.tlog/sm64ex.lastbuildstate

@@ -0,0 +1,2 @@
+#TargetFrameworkVersion=v4.0:PlatformToolSet=v141:EnableManagedIncrementalBuild=false:VCToolArchitecture=Native32Bit:WindowsTargetPlatformVersion=10.0.18362.0
+Debug|x64|X:\Projects\sm64ex\build-windows-visual-studio\|

include/types.h

@@ -365,4 +365,11 @@ struct MarioState
     /*0xC4*/ f32 unkC4;
 };
 
+#define PLAY_MODE_NORMAL 0
+#define PLAY_MODE_PAUSED 2
+#define PLAY_MODE_CHANGE_AREA 3
+#define PLAY_MODE_CHANGE_LEVEL 4
+#define PLAY_MODE_FRAME_ADVANCE 5
+#define PLAY_MODE_SYNC_LEVEL 6
+
 #endif // _SM64_TYPES_H_

network.sh

@@ -1,5 +1,5 @@
 set -e
 make BETTERCAMERA=1 NODRAWINGDISTANCE=1 DEBUG=1 IMMEDIATELOAD=1
 ./build/us_pc/sm64.us.f3dex2e.exe --server --configfile sm64config_server.txt  &
-./build/us_pc/sm64.us.f3dex2e.exe --client --configfile sm64config_client.txt  &
-#winpty cgdb ./build/us_pc/sm64.us.f3dex2e.exe  -ex 'run --client --configfile sm64config_client.txt' -ex 'quit'
+#./build/us_pc/sm64.us.f3dex2e.exe --client --configfile sm64config_client.txt  &
+winpty cgdb ./build/us_pc/sm64.us.f3dex2e.exe  -ex 'run --client --configfile sm64config_client.txt' -ex 'quit'

src/game/ingame_menu.c

@@ -1898,7 +1898,7 @@ void render_dialog_entries(void) {
 
 // Calls a gMenuMode value defined by render_menus_and_dialogs cases
 void set_menu_mode(s16 mode) {
-    if (gMenuMode == -1) {
+    if (gMenuMode == -1 || mode == -1) {
         gMenuMode = mode;
     }
 }
@@ -2751,6 +2751,28 @@ s16 render_pause_courses_and_castle(void) {
     return 0;
 }
 
+s16 render_sync_level_screen(void) {
+    // black screen
+    create_dl_translation_matrix(MENU_MTX_PUSH, GFX_DIMENSIONS_FROM_LEFT_EDGE(0), 240.0f, 0);
+    create_dl_scale_matrix(MENU_MTX_NOPUSH,
+        GFX_DIMENSIONS_ASPECT_RATIO * SCREEN_HEIGHT / 130.0f, 3.0f, 1.0f);
+    gDPSetEnvColor(gDisplayListHead++, 0, 0, 0, 255);
+    gSPDisplayList(gDisplayListHead++, dl_draw_text_bg_box);
+    gSPPopMatrix(gDisplayListHead++, G_MTX_MODELVIEW);
+
+
+    // text
+    u8 colorFade = sins(gDialogColorFadeTimer) * 50.0f + 200.0f;
+    gSPDisplayList(gDisplayListHead++, dl_rgba16_text_begin);
+    gDPSetEnvColor(gDisplayListHead++, colorFade, colorFade, colorFade, 255);
+    u8 synchronizing[] = { 0x1C,0x22,0x17,0x0C,0x11,0x1B,0x18,0x17,0x12,0x02,0x12,0x17,0x10,0xFF };
+    //                        s    y    n    c    h    r    o    n    i    z    i    n    g   \0
+    print_hud_lut_string(HUD_LUT_GLOBAL, 70, 200, synchronizing);
+    gSPDisplayList(gDisplayListHead++, dl_rgba16_text_end);
+
+    return 0;
+}
+
 #if defined(VERSION_JP) || defined(VERSION_SH)
 #define TXT_HISCORE_X 112
 #define TXT_HISCORE_Y 48
@@ -3138,6 +3160,9 @@ s16 render_menus_and_dialogs() {
             case 3:
                 mode = render_course_complete_screen();
                 break;
+            case 4:
+                mode = render_sync_level_screen();
+                break;
         }
 
         gDialogColorFadeTimer = (s16) gDialogColorFadeTimer + 0x1000;

src/game/ingame_menu.h

@@ -29,6 +29,7 @@
 
 #define RENDER_PAUSE_SCREEN       1
 #define RENDER_COURSE_DONE_SCREEN 2
+#define RENDER_SYNC_LEVEL_SCREEN  4
 
 
 extern s8 gDialogCourseActNum;

src/game/level_update.c

@@ -34,12 +34,7 @@
 #include "pc/pc_main.h"
 #include "pc/cliopts.h"
 #include "pc/configfile.h"
-
-#define PLAY_MODE_NORMAL 0
-#define PLAY_MODE_PAUSED 2
-#define PLAY_MODE_CHANGE_AREA 3
-#define PLAY_MODE_CHANGE_LEVEL 4
-#define PLAY_MODE_FRAME_ADVANCE 5
+#include "pc/network/network.h"
 
 #define WARP_TYPE_NOT_WARPING 0
 #define WARP_TYPE_CHANGE_LEVEL 1
@@ -1040,6 +1035,11 @@ s32 play_mode_paused(void) {
     return 0;
 }
 
+s32 play_mode_sync_level(void) {
+    set_menu_mode(RENDER_SYNC_LEVEL_SCREEN);
+    return 0;
+}
+
 /**
  * Debug mode that lets you frame advance by pressing D-pad down. Unfortunately
  * it uses the pause camera, making it basically unusable in most levels.
@@ -1154,6 +1154,9 @@ s32 update_level(void) {
         case PLAY_MODE_FRAME_ADVANCE:
             changeLevel = play_mode_frame_advance();
             break;
+        case PLAY_MODE_SYNC_LEVEL:
+            changeLevel = play_mode_sync_level();
+            break;
     }
 
     if (changeLevel) {
@@ -1229,6 +1232,9 @@ s32 init_level(void) {
         sound_banks_disable(2, 0x0330);
     }
 
+    if (networkType != NT_NONE) {
+        set_play_mode(PLAY_MODE_SYNC_LEVEL);
+    }
     return 1;
 }
 

src/game/level_update.h

@@ -26,6 +26,7 @@
 #define WARP_OP_CREDITS_START 0x17
 #define WARP_OP_CREDITS_NEXT  0x18
 #define WARP_OP_DEMO_END      0x19
+#define WARP_OP_FORCE_SYNC    0x20
 
 #define WARP_OP_TRIGGERS_LEVEL_SELECT 0x10
 
@@ -129,4 +130,6 @@ s32 lvl_set_current_level(UNUSED s16 arg0, s32 levelNum);
 s32 lvl_play_the_end_screen_sound(UNUSED s16 arg0, UNUSED s32 arg1);
 void basic_update(UNUSED s16 *arg);
 
+s32 init_level(void);
+
 #endif // LEVEL_UPDATE_H

src/game/mario_actions_cutscene.c

@@ -939,9 +939,11 @@ s32 act_going_through_door(struct MarioState *m) {
             set_mario_animation(m, MARIO_ANIM_PUSH_DOOR_WALK_IN);
         }
     }
-    m->faceAngle[1] = m->usedObj->oMoveAngleYaw;
-    m->pos[0] = m->usedObj->oPosX;
-    m->pos[2] = m->usedObj->oPosZ;
+    if (m->usedObj != NULL) {
+        m->faceAngle[1] = m->usedObj->oMoveAngleYaw;
+        m->pos[0] = m->usedObj->oPosX;
+        m->pos[2] = m->usedObj->oPosZ;
+    }
 
     update_mario_pos_for_anim(m);
     stop_and_set_height_to_floor(m);
@@ -966,12 +968,15 @@ s32 act_going_through_door(struct MarioState *m) {
 s32 act_warp_door_spawn(struct MarioState *m) {
     if (m->actionState == 0) {
         m->actionState = 1;
-        if (m->actionArg & 1) {
-            m->usedObj->oInteractStatus = 0x00040000;
-        } else {
-            m->usedObj->oInteractStatus = 0x00080000;
+        if (m->usedObj != NULL) {
+            if (m->actionArg & 1) {
+                m->usedObj->oInteractStatus = 0x00040000;
+            }
+            else {
+                m->usedObj->oInteractStatus = 0x00080000;
+            }
         }
-    } else if (m->usedObj->oAction == 0) {
+    } else if (m->usedObj == NULL || m->usedObj->oAction == 0) {
         if (gShouldNotPlayCastleMusic == TRUE && gCurrLevelNum == LEVEL_CASTLE) {
             set_mario_action(m, ACT_READING_AUTOMATIC_DIALOG, DIALOG_021);
         } else {

src/pc/network/network.c

@@ -76,8 +76,12 @@ void network_send(struct Packet* p) {
 void network_update(void) {
     if (networkType == NT_NONE) { return; }
 
-    network_update_player();
-    network_update_objects();
+    if (sCurrPlayMode == PLAY_MODE_SYNC_LEVEL) {
+        network_update_level_warp();
+    } else {
+        network_update_player();
+        network_update_objects();
+    }
 
     do {
         struct sockaddr_in rxAddr;
@@ -96,6 +100,7 @@ void network_update(void) {
         switch (p.buffer[0]) {
             case PACKET_PLAYER: network_receive_player(&p); break;
             case PACKET_OBJECT: network_receive_object(&p); break;
+            case PACKET_LEVEL_WARP: network_receive_level_warp(&p); break;
             default: printf("%s received unknown packet: %d\n", NETWORKTYPESTR, p.buffer[0]);
         }
 

src/pc/network/network.h

@@ -12,7 +12,8 @@
 
 enum PacketType {
     PACKET_PLAYER,
-    PACKET_OBJECT
+    PACKET_OBJECT,
+    PACKET_LEVEL_WARP,
 };
 
 struct Packet {
@@ -31,6 +32,7 @@ struct SyncObject {
 };
 
 extern struct MarioState gMarioStates[];
+extern s16 sCurrPlayMode;
 extern enum NetworkType networkType;
 extern struct SyncObject syncObjects[];
 
@@ -52,4 +54,7 @@ void network_receive_player(struct Packet* p);
 void network_update_objects(void);
 void network_receive_object(struct Packet* p);
 
+void network_update_level_warp(void);
+void network_receive_level_warp(struct Packet* p);
+
 #endif

src/pc/network/packets/packet_level_warp.c

@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include "../network.h"
+#include "src/game/level_update.h"
+#include "src/game/area.h"
+
+int warpTimeout = 0;
+
+void network_send_level_warp(void) {
+    struct Packet p;
+    packet_init(&p, PACKET_LEVEL_WARP);
+    packet_write(&p, &sCurrPlayMode, 2);
+    packet_write(&p, &gCurrLevelNum, 2);
+    packet_write(&p, &sDelayedWarpArg, 4);
+    packet_write(&p, &sSourceWarpNodeId, 2);
+    
+    network_send(&p);
+}
+
+void network_receive_level_warp(struct Packet* p) {
+    if (warpTimeout != 0) { return; }
+    s16 remotePlayMode;
+    s16 remoteLevelNum;
+    s32 remoteWarpArg;
+    s16 remoteWarpNodeId;
+    struct WarpDest remoteWarpDest;
+
+    packet_read(p, &remotePlayMode, 2);
+    packet_read(p, &remoteLevelNum, 2);
+    packet_read(p, &remoteWarpArg, 4);
+    packet_read(p, &remoteWarpNodeId, 2);
+
+    if (gCurrLevelNum == remoteLevelNum) {
+        if (sCurrPlayMode == PLAY_MODE_SYNC_LEVEL) {
+            // our levels match now, lets play!
+            set_play_mode(PLAY_MODE_NORMAL);
+            set_menu_mode((s16)-1);
+        }
+        // our levels match, make sure the other player knows that
+        network_send_level_warp();
+        return;
+    }
+
+    // remote isn't trying to sync, don't warp
+    if (remotePlayMode != PLAY_MODE_SYNC_LEVEL) { return; }
+
+    // we're trying to sync, don't warp
+    if (sCurrPlayMode == PLAY_MODE_SYNC_LEVEL) { return; }
+
+    // warp to the level
+    sDelayedWarpTimer = 1;
+    sDelayedWarpArg = remoteWarpArg;
+    sSourceWarpNodeId = remoteWarpNodeId;
+    sDelayedWarpOp = WARP_OP_FORCE_SYNC;
+
+    // don't repeat the warp too quickly
+    warpTimeout = 2;
+}
+
+void network_update_level_warp(void) {
+    network_send_level_warp();
+    if (warpTimeout > 0) { warpTimeout--; }
+}