All: Fix using QVMs in SP and MP AI Game QVM calls

Don't let CGame use trap_GetModelInfo() if CGame or Game are a QVM.
Fix cg_syscalls.asm not matching order in cg_public.h.
Fix arguments for AICAST_VISIBLEFROMPOS and AICAST_CHECKATTACKATPOS.

Author: zturtleman

MP/code/server/sv_bot.c

@@ -572,7 +572,23 @@ BotImport_AICast_VisibleFromPos
 */
 qboolean BotImport_AICast_VisibleFromPos(   vec3_t srcpos, int srcnum,
 											vec3_t destpos, int destnum, qboolean updateVisPos ) {
-	return VM_Call( gvm, AICAST_VISIBLEFROMPOS, srcpos, srcnum, destpos, destnum, updateVisPos );
+	if ( VM_IsNative( gvm ) ) {
+		return VM_Call( gvm, AICAST_VISIBLEFROMPOS, srcpos, srcnum, destpos, destnum, updateVisPos );
+	} else {
+		qboolean ret;
+		unsigned gSrcPos;
+		unsigned gDestPos;
+
+		gSrcPos = VM_GetTempMemory( gvm, sizeof(vec3_t), srcpos );
+		gDestPos = VM_GetTempMemory( gvm, sizeof(vec3_t), destpos );
+
+		ret = VM_Call( gvm, AICAST_VISIBLEFROMPOS, gSrcPos, srcnum, gDestPos, destnum, updateVisPos );
+
+		VM_FreeTempMemory( gvm, gDestPos, sizeof(vec3_t), destpos );
+		VM_FreeTempMemory( gvm, gSrcPos, sizeof(vec3_t), srcpos );
+
+		return ret;
+	}
 }
 
 /*
@@ -581,7 +597,20 @@ BotImport_AICast_CheckAttackAtPos
 ===============
 */
 qboolean BotImport_AICast_CheckAttackAtPos( int entnum, int enemy, vec3_t pos, qboolean ducking, qboolean allowHitWorld ) {
-	return VM_Call( gvm, AICAST_CHECKATTACKATPOS, entnum, enemy, pos, ducking, allowHitWorld );
+	if ( VM_IsNative( gvm ) ) {
+		return VM_Call( gvm, AICAST_CHECKATTACKATPOS, entnum, enemy, pos, ducking, allowHitWorld );
+	} else {
+		qboolean ret;
+		unsigned gPos;
+
+		gPos = VM_GetTempMemory( gvm, sizeof(vec3_t), pos );
+
+		ret = VM_Call( gvm, AICAST_CHECKATTACKATPOS, entnum, enemy, gPos, ducking, allowHitWorld );
+
+		VM_FreeTempMemory( gvm, gPos, sizeof(vec3_t), pos );
+
+		return ret;
+	}
 }
 // done.
 

SP/code/cgame/cg_players.c

@@ -509,7 +509,7 @@ qboolean CG_ParseAnimationFiles( char *modelname, animModelInfo_t *modelInfo, in
 	Com_sprintf( filename, sizeof( filename ), "models/players/%s/wolfanim.cfg", modelname );
 	len = trap_FS_FOpenFile( filename, &f, FS_READ );
 	if ( len <= 0 ) {
-		CG_Printf( "G_ParseAnimationFiles(): file '%s' not found\n", filename );       //----(SA)	added
+		CG_Printf( "CG_ParseAnimationFiles(): file '%s' not found\n", filename );       //----(SA)	added
 		return qfalse;
 	}
 	if ( len >= sizeof( text ) - 1 ) {

SP/code/cgame/cg_syscalls.asm

@@ -100,14 +100,14 @@ equ trap_CIN_DrawCinematic				-94
 equ trap_CIN_SetExtents					-95
 equ trap_R_RemapShader					-96
 
-equ trap_S_AddRealLoopingSound				-97
+; trap_S_AddRealLoopingSound ; not currently used (sorry, trying to keep CG_MEMSET @ 100)
 
-equ trap_S_StopLoopingSound				-98
-equ trap_S_StopStreamingSound			-99
-equ trap_loadCamera						-100
-equ trap_startCamera					-101
-equ trap_stopCamera						-102
-equ trap_getCameraInfo					-103
+equ trap_S_StopLoopingSound				-97
+equ trap_S_StopStreamingSound			-98
+equ trap_loadCamera						-99
+equ trap_startCamera					-100
+equ trap_stopCamera						-101
+equ trap_getCameraInfo					-102
 
 equ	memset						-111
 equ	memcpy						-112

SP/code/client/cl_cgame.c

@@ -829,7 +829,18 @@ intptr_t CL_CgameSystemCalls( intptr_t *args ) {
 		// - NERVE - SMF
 
 	case CG_GETMODELINFO:
-		return SV_GetModelInfo( args[1], VMA( 2 ), VMA( 3 ) );
+		if ( VM_IsNative( cgvm ) ) {
+			return SV_GetModelInfo( args[1], VMA( 2 ), VMA( 3 ) );
+		} else {
+			// The intention of the syscall is to set a CGame pointer to Game VM memory
+			// to reduce memory usage and load time. This is not possible for CGame QVM
+			// due to QVM pointers being an offset in QVM's memory and each QVM using a
+			// separate memory block. There is additional issues if Game VM is a DLL,
+			// see SV_GetModelInfo().
+			// It seems like the best solution is to just make CGame QVM load the animation
+			// file for itself. --zturtleman
+			return qfalse;
+		}
 
 	// New in IORTCW
 	case CG_ALLOC:

SP/code/server/sv_bot.c

@@ -551,7 +551,23 @@ BotImport_AICast_VisibleFromPos
 */
 qboolean BotImport_AICast_VisibleFromPos(   vec3_t srcpos, int srcnum,
 											vec3_t destpos, int destnum, qboolean updateVisPos ) {
-	return VM_Call( gvm, AICAST_VISIBLEFROMPOS, srcpos, srcnum, destpos, destnum, updateVisPos );
+	if ( VM_IsNative( gvm ) ) {
+		return VM_Call( gvm, AICAST_VISIBLEFROMPOS, srcpos, srcnum, destpos, destnum, updateVisPos );
+	} else {
+		qboolean ret;
+		unsigned gSrcPos;
+		unsigned gDestPos;
+
+		gSrcPos = VM_GetTempMemory( gvm, sizeof(vec3_t), srcpos );
+		gDestPos = VM_GetTempMemory( gvm, sizeof(vec3_t), destpos );
+
+		ret = VM_Call( gvm, AICAST_VISIBLEFROMPOS, gSrcPos, srcnum, gDestPos, destnum, updateVisPos );
+
+		VM_FreeTempMemory( gvm, gDestPos, sizeof(vec3_t), destpos );
+		VM_FreeTempMemory( gvm, gSrcPos, sizeof(vec3_t), srcpos );
+
+		return ret;
+	}
 }
 
 /*
@@ -560,7 +576,20 @@ BotImport_AICast_CheckAttackAtPos
 ===============
 */
 qboolean BotImport_AICast_CheckAttackAtPos( int entnum, int enemy, vec3_t pos, qboolean ducking, qboolean allowHitWorld ) {
-	return VM_Call( gvm, AICAST_CHECKATTACKATPOS, entnum, enemy, pos, ducking, allowHitWorld );
+	if ( VM_IsNative( gvm ) ) {
+		return VM_Call( gvm, AICAST_CHECKATTACKATPOS, entnum, enemy, pos, ducking, allowHitWorld );
+	} else {
+		qboolean ret;
+		unsigned gPos;
+
+		gPos = VM_GetTempMemory( gvm, sizeof(vec3_t), pos );
+
+		ret = VM_Call( gvm, AICAST_CHECKATTACKATPOS, entnum, enemy, gPos, ducking, allowHitWorld );
+
+		VM_FreeTempMemory( gvm, gPos, sizeof(vec3_t), pos );
+
+		return ret;
+	}
 }
 // done.
 

SP/code/server/sv_game.c

@@ -1074,5 +1074,24 @@ qboolean SV_GetModelInfo( int clientNum, char *modelName, animModelInfo_t **mode
 	if ( !gvm ) {
 		return qfalse;
 	}
-	return VM_Call( gvm, GAME_GETMODELINFO, clientNum, modelName, modelInfo );
+
+	if ( VM_IsNative( gvm ) ) {
+		return VM_Call( gvm, GAME_GETMODELINFO, clientNum, modelName, modelInfo );
+	} else {
+		// Setting a pointer to Game QVM animModelInfo_t struct won't work
+		// as it contains pointers (offset in QVM memory block) that will
+		// have to be converted to a real pointers for CGame DLL to use it.
+		// Additionally, there may be different struct alignment.
+		//
+		// That would require making a copy for CGame using VM_Alloc()
+		// (and tracking modelinfo to reuse?) to fix pointers and alignment
+		// issues. That would need means having to hard code animModelInfo_t.
+		// Which is a lot of weird hard coding work and iortcw already added
+		// a fall back for trap_GetModelInfo() in CGame to allow demo playback
+		// so this is unnecessary.
+		//
+		// FIXME: It would be necessary for using Game QVM with vanilla CGame DLL.
+		// --zturtleman
+		return qfalse;
+	}
 }