Added new camera API methods (including shake and reset)

Added new admin commands for testing camera movements (::poscam, ::movcam, ::rotcam, ::shakecam, ::resetcam)

Server/src/main/core/api/utils/CameraUtils.kt

@@ -3,3 +3,21 @@ package core.api.utils
 object CameraUtils {
 
 }
+
+/*
+ * All camera shake types were found by facing the camera North using
+ * these values:
+ * Type [0-4] Jit: 0 Amp: 0 Freq: 128 Speed: 2
+ *
+ * **See Also:** [This forum post](https://forum.2009scape.org/viewtopic.php?t=173-in-game-camera-movement-documentation-server-sided)
+ *
+ * WARNING: Playing around with camera shake values may potentially trigger seizures for people with photosensitive epilepsy.
+ * Please use care when discovering camera values.
+ */
+enum class CameraShakeType {
+    TRUCK,      // camera movement from left to right
+    PEDESTAL,   // camera movement vertically up to down, fixated on one location
+    DOLLY,      // camera movement forwards to backwards
+    PAN,        // camera movement horizontally, fixed on a certain point
+    TILT        // camera movement vertically, fixed on a certain point
+}

Server/src/main/core/api/utils/PlayerCamera.kt

@@ -5,6 +5,16 @@ import core.net.packet.PacketRepository
 import core.net.packet.context.CameraContext
 import core.net.packet.out.CameraViewPacket
 
+/**
+ * Player camera
+ *
+ * @property player
+ * @constructor Create empty Player camera
+ * **See Also:** [This forum post](https://forum.2009scape.org/viewtopic.php?t=173-in-game-camera-movement-documentation-server-sided)
+ *
+ * WARNING: Playing around with camera values may potentially trigger seizures for people with photosensitive epilepsy.
+ * Please use care when using camera values.
+ */
 class PlayerCamera(val player: Player?) {
     var ctx: CameraContext? = null
 
@@ -29,4 +39,14 @@ class PlayerCamera(val player: Player?) {
         ctx = CameraContext(player,CameraContext.CameraType.POSITION,x,y,height,speed,1)
         PacketRepository.send(CameraViewPacket::class.java,ctx)
     }
+    fun shake(cameraType: Int, jitter: Int, amplitude: Int, frequency: Int, speed: Int){
+        player ?: return
+        ctx = CameraContext(player,CameraContext.CameraType.SHAKE,cameraType,jitter,amplitude,frequency,speed)
+        PacketRepository.send(CameraViewPacket::class.java,ctx)
+    }
+    fun reset(){
+        player ?: return
+        ctx = CameraContext(player,CameraContext.CameraType.RESET, -1, -1, -1, -1, -1)
+        PacketRepository.send(CameraViewPacket::class.java,ctx)
+    }
 }

Server/src/main/core/game/activity/Cutscene.kt

@@ -22,9 +22,9 @@ import core.net.packet.out.MinimapState
 import org.rs09.consts.Components
 import core.ServerConstants
 import core.api.Event
+import core.api.utils.CameraShakeType
 import core.api.utils.PlayerCamera
 import core.game.system.timer.impl.AntiMacro
-import core.tools.SystemLogger
 import core.game.world.GameWorld
 import core.tools.Log
 
@@ -314,6 +314,42 @@ abstract class Cutscene(val player: Player) {
         camera.rotateTo(globalLoc.x, globalLoc.y, height, speed)
     }
 
+    /**
+     * Rotates the camera to face the given difference of the X and Y coordinates
+     * @param regionX the difference X value to rotate the camera to (0-63)
+     * @param regionY the difference Y value to rotate the camera to (0-63)
+     * @param height (optional) the height of the camera, defaults to 300.
+     * @param speed (optional) the speed of the camera transition, defaults to 100.
+     */
+    fun rotateCameraBy(diffX: Int, diffY: Int, diffHeight: Int = 300, diffSpeed: Int = 100)
+    {
+        camera.rotateBy(diffX, diffY, diffHeight, diffSpeed)
+    }
+
+    /**
+     * Manipulates the camera using different camera types. Also known as "shake"
+     * @param cameraType the "type" of shake: TRUCK, PEDESTAL, DOLLY, PAN, TILT
+     * @param jitter (optional) the amount to rock the camera while looping
+     * @param amplitude (optional) the maximum extent of camera vibration
+     * @param frequency (optional) the rate at which jitter and amplitude are repeated
+     * @param speed (optional) the rate at which the whole camera "shake" loop is repeated
+     *
+     * WARNING: Playing around with camera shake values may potentially trigger seizures for people with photosensitive epilepsy.
+     * Please use care when using the "shake" camera values.
+     */
+    fun shakeCamera(cameraType: CameraShakeType, jitter: Int = 0, amplitude: Int = 0, frequency: Int = 128, speed: Int = 2)
+    {
+        camera.shake(cameraType.ordinal, jitter, amplitude, frequency, speed)
+    }
+
+    /**
+     * Resets the camera to the current player position
+     */
+    fun resetCamera()
+    {
+        camera.reset()
+    }
+
     /**
      * Sets the location the player is placed at when the cutscene ends.
      */

Server/src/main/core/game/system/command/sets/CameraCommandSet.kt

@@ -0,0 +1,117 @@
+package core.game.system.command.sets
+
+import core.api.sendMessage
+import core.api.utils.PlayerCamera
+import core.game.system.command.Privilege
+import core.game.world.map.RegionManager
+import core.plugin.Initializable
+
+/**
+ * Camera command set
+ *
+ * @constructor Create empty Camera command set
+ *
+ * WARNING: Playing around with camera values may potentially trigger seizures for people with photosensitive epilepsy.
+ * Please use care when discovering camera values.
+ */
+@Initializable
+class CameraCommandSet : CommandSet(Privilege.ADMIN) {
+
+    override fun defineCommands() {
+        define("poscam", Privilege.ADMIN, "::poscam <lt>Region X<gt> <lt>Region Y<gt> [<lt>Height<gt>]", "Positions the camera to the given region-local coordinates.") { player, args ->
+            val regionX = args[1].toIntOrNull() ?: return@define
+            val regionY = args[2].toIntOrNull() ?: return@define
+            var height = 300
+
+            if (args.size > 3) {
+                height = args[3].toIntOrNull() ?: return@define
+            }
+
+            val region = RegionManager.forId(player.location.regionId)
+            val base = region.baseLocation
+
+            val globalLoc = base.transform(regionX, regionY, 0)
+            sendMessage(player, "<col=8e7cc3><shad=000000>CAMERA POSITION | loc:[$regionX, $regionY] settings:[height:$height]</shad></col>")
+            PlayerCamera(player).setPosition(globalLoc.x, globalLoc.y, height)
+        }
+
+        define("movcam", Privilege.ADMIN, "::movcam <lt>Region X<gt> <lt>Region Y<gt> [<lt>Height<gt> <lt>Speed<gt>]", "Moves the camera to the given region-local coordinates.") { player, args ->
+            val regionX = args[1].toIntOrNull() ?: return@define
+            val regionY = args[2].toIntOrNull() ?: return@define
+            var height = 300
+            var speed = 100
+
+            if (args.size > 3)
+                height = args[3].toIntOrNull() ?: return@define
+
+            if (args.size > 4)
+                speed = args[4].toIntOrNull() ?: return@define
+
+            val region = RegionManager.forId(player.location.regionId)
+            val base = region.baseLocation
+
+            val globalLoc = base.transform(regionX, regionY, 0)
+            sendMessage(player, "<col=8e7cc3><shad=000000>CAMERA MOVE | loc:[$regionX, $regionY] settings:[height:$height, speed:$speed]</shad></col>")
+            PlayerCamera(player).panTo(globalLoc.x, globalLoc.y, height, speed)
+        }
+
+        define("rotcam", Privilege.ADMIN, "::rotcam <lt>Region X<gt> <lt>Region Y<gt> [<lt>Height<gt> <lt>Speed<gt>]", "Rotates the camera to face the given region-local coordinates.") { player, args ->
+            val regionX = args[1].toIntOrNull() ?: return@define
+            val regionY = args[2].toIntOrNull() ?: return@define
+            var height = 300
+            var speed = 100
+
+            if (args.size > 3) {
+                height = args[3].toIntOrNull() ?: return@define
+            }
+
+            if (args.size > 4) {
+                speed = args[4].toIntOrNull() ?: return@define
+            }
+
+            val region = RegionManager.forId(player.location.regionId)
+            val base = region.baseLocation
+
+            val globalLoc = base.transform(regionX, regionY, 0)
+            sendMessage(player, "<col=8e7cc3><shad=000000>CAMERA ROTATE | loc:[$regionX, $regionY] settings:[height:$height, speed:$speed]</shad></col>")
+            PlayerCamera(player).rotateTo(globalLoc.x, globalLoc.y, height, speed)
+        }
+
+        define("shakecam", Privilege.ADMIN, "::shakecam <lt>Camera Movement Type (0-4)<gt> [<lt>Jitter<gt> <lt>Amplitude<gt> <lt>Frequency<gt> <lt>Speed<gt>]",
+            "Type (0-4) Jitter, Amplitude, Frequency (0-255)") {player, args ->
+            val cameraMovementType = args[1].toIntOrNull() ?: return@define
+            if (cameraMovementType < 0 || cameraMovementType > 4) {
+                return@define
+            }
+            // Type [0-4] Jit: 0 Amp: 0 Freq: 128 Speed: 2
+            var jitter = 0
+            var amplitude = 0
+            var frequency = 128
+            var speed = 2
+
+            if (args.size > 2) {
+                jitter = args[2].toIntOrNull() ?: return@define
+            }
+
+            if (args.size > 3) {
+                amplitude = args[3].toIntOrNull() ?: return@define
+            }
+
+            if (args.size > 4) {
+                frequency = args[4].toIntOrNull() ?: return@define
+            }
+
+            if (args.size > 5) {
+                speed = args[5].toIntOrNull() ?: return@define
+            }
+
+            sendMessage(player, "<col=8e7cc3><shad=000000>CAMERA SHAKE | type:$cameraMovementType settings:[jit:$jitter, amp:$amplitude, freq:$frequency, speed:$speed]</shad></col>")
+            PlayerCamera(player).shake(cameraMovementType, jitter, amplitude, frequency, speed)
+        }
+
+        define("resetcam", Privilege.ADMIN, "::resetcam", "Resets the current camera position.") {player, args ->
+            sendMessage(player, "<col=8e7cc3><shad=000000>CAMERA RESET</shad></col>")
+            PlayerCamera(player).reset()
+        }
+    }
+}

Server/src/main/core/game/system/command/sets/MiscCommandSet.kt

@@ -64,44 +64,6 @@ class MiscCommandSet : CommandSet(Privilege.ADMIN){
             }
         }
 
-        define("movcam", Privilege.ADMIN, "::movcam <lt>Region X<gt> <lt>Region Y<gt> [<lt>Height<gt> <lt>Speed<gt>]", "Moves the camera to the given region-local coordinates.") {player, args ->
-            val regionX = args[1].toIntOrNull() ?: return@define
-            val regionY = args[2].toIntOrNull() ?: return@define
-            var height = 300
-            var speed = 100
-
-            if (args.size > 3)
-                height = args[3].toIntOrNull() ?: return@define
-
-            if (args.size > 4)
-                speed = args[4].toIntOrNull() ?: return@define
-
-            val region = RegionManager.forId(player.location.regionId)
-            val base = region.baseLocation
-
-            val globalLoc = base.transform(regionX, regionY, 0)
-            PlayerCamera(player).panTo(globalLoc.x, globalLoc.y, height, speed)
-        }
-
-        define("rotcam", Privilege.ADMIN, "::rotcam <lt>Region X<gt> <lt>Region Y<gt> [<lt>Height<gt> <lt>Speed<gt>]", "Rotates the camera to face the given region-local coordinates.") {player, args ->
-            val regionX = args[1].toIntOrNull() ?: return@define
-            val regionY = args[2].toIntOrNull() ?: return@define
-            var height = 300
-            var speed = 100
-
-            if (args.size > 3)
-                height = args[3].toIntOrNull() ?: return@define
-
-            if (args.size > 4)
-                speed = args[4].toIntOrNull() ?: return@define
-
-            val region = RegionManager.forId(player.location.regionId)
-            val base = region.baseLocation
-
-            val globalLoc = base.transform(regionX, regionY, 0)
-            PlayerCamera(player).rotateTo(globalLoc.x, globalLoc.y, height, speed)
-        }
-
         define("anmacs", Privilege.ADMIN) { player, _ ->
             AnmaCutscene(player).start()
         }