XEEN: Implement cmdJumpRnd script opcode

scummvm · Jan 24, 2015 · 7bfc034 · 7bfc034
1 parent fac1d06
commit 7bfc034
Show file tree

Hide file tree

Showing 2 changed files with 15 additions and 3 deletions.
diff --git a/engines/xeen/scripts.cpp b/engines/xeen/scripts.cpp
@@ -452,8 +452,20 @@ void Scripts::cmdConfirmWord(Common::Array<byte> &params) {
 }
 
 void Scripts::cmdDamage(Common::Array<byte> &params) { error("TODO"); }
-void Scripts::cmdJumpRnd(Common::Array<byte> &params) { error("TODO"); }
-void Scripts::cmdAfterEvent(Common::Array<byte> &params) { error("TODO"); }
+
+/**
+ * Jump if a random number matches a given value
+ */
+void Scripts::cmdJumpRnd(Common::Array<byte> &params) {
+	int v = _vm->getRandomNumber(1, params[0]);
+	if (v == params[1])
+		_lineNum = params[2] - 1;
+
+	_var4F = true;
+	cmdNoAction(params);
+}
+
+void Scripts::cmdAlterEvent(Common::Array<byte> &params) { error("TODO"); }
 
 /**
  * Stores the current location and line for later resuming, and set up to execute

diff --git a/engines/xeen/scripts.h b/engines/xeen/scripts.h
@@ -165,7 +165,7 @@ class Scripts {
 	void cmdConfirmWord(Common::Array<byte> &params);
 	void cmdDamage(Common::Array<byte> &params);
 	void cmdJumpRnd(Common::Array<byte> &params);
-	void cmdAfterEvent(Common::Array<byte> &params);
+	void cmdAlterEvent(Common::Array<byte> &params);
 	void cmdCallEvent(Common::Array<byte> &params);
 	void cmdReturn(Common::Array<byte> &params);
 	void cmdSetVar(Common::Array<byte> &params);