/[svn]/linuxsampler/trunk/src/scriptvm/CoreVMFunctions.cpp
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revision 2726 by schoenebeck, Wed Jun 11 13:31:27 2014 UTC revision 2727 by schoenebeck, Tue Mar 31 17:46:11 2015 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (c) 2014 Christian Schoenebeck   * Copyright (c) 2014-2015 Christian Schoenebeck
3   *   *
4   * http://www.linuxsampler.org   * http://www.linuxsampler.org
5   *   *
# Line 17  Line 17 
17    
18  namespace LinuxSampler {  namespace LinuxSampler {
19    
20    ///////////////////////////////////////////////////////////////////////////
21    // class VMEmptyResultFunction
22    
23  VMFnResult* VMEmptyResultFunction::errorResult() {  VMFnResult* VMEmptyResultFunction::errorResult() {
24      result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);      result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);
25      return &result;      return &result;
# Line 27  VMFnResult* VMEmptyResultFunction::succe Line 30  VMFnResult* VMEmptyResultFunction::succe
30      return &result;      return &result;
31  }  }
32    
33    ///////////////////////////////////////////////////////////////////////////
34    // class VMIntResultFunction
35    
36  VMFnResult* VMIntResultFunction::errorResult(int i) {  VMFnResult* VMIntResultFunction::errorResult(int i) {
37      result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);      result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);
38      result.value = i;      result.value = i;
# Line 39  VMFnResult* VMIntResultFunction::success Line 45  VMFnResult* VMIntResultFunction::success
45      return &result;      return &result;
46  }  }
47    
48    ///////////////////////////////////////////////////////////////////////////
49    // class VMStringResultFunction
50    
51  VMFnResult* VMStringResultFunction::errorResult(const String& s) {  VMFnResult* VMStringResultFunction::errorResult(const String& s) {
52      result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);      result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);
53      result.value = s;      result.value = s;
# Line 51  VMFnResult* VMStringResultFunction::succ Line 60  VMFnResult* VMStringResultFunction::succ
60      return &result;      return &result;
61  }  }
62    
63    ///////////////////////////////////////////////////////////////////////////
64    // built-in script function:  message()
65    
66  bool CoreVMFunction_message::acceptsArgType(int iArg, ExprType_t type) const {  bool CoreVMFunction_message::acceptsArgType(int iArg, ExprType_t type) const {
67      return type == INT_EXPR || type == STRING_EXPR;      return type == INT_EXPR || type == STRING_EXPR;
68  }  }
# Line 73  VMFnResult* CoreVMFunction_message::exec Line 85  VMFnResult* CoreVMFunction_message::exec
85      return errorResult();      return errorResult();
86  }  }
87    
88    ///////////////////////////////////////////////////////////////////////////
89    // built-in script function:  exit()
90    
91  VMFnResult* CoreVMFunction_exit::exec(VMFnArgs* args) {  VMFnResult* CoreVMFunction_exit::exec(VMFnArgs* args) {
92      this->result.flags = STMT_ABORT_SIGNALLED;      this->result.flags = STMT_ABORT_SIGNALLED;
93      return &result;      return &result;
94  }  }
95    
96    ///////////////////////////////////////////////////////////////////////////
97    // built-in script function:  wait()
98    
99  VMFnResult* CoreVMFunction_wait::exec(VMFnArgs* args) {  VMFnResult* CoreVMFunction_wait::exec(VMFnArgs* args) {
100      ExecContext* ctx = dynamic_cast<ExecContext*>(vm->currentVMExecContext());      ExecContext* ctx = dynamic_cast<ExecContext*>(vm->currentVMExecContext());
101      VMIntExpr* expr = dynamic_cast<VMIntExpr*>(args->arg(0));      VMIntExpr* expr = dynamic_cast<VMIntExpr*>(args->arg(0));
# Line 86  VMFnResult* CoreVMFunction_wait::exec(VM Line 104  VMFnResult* CoreVMFunction_wait::exec(VM
104      return &result;      return &result;
105  }  }
106    
107    ///////////////////////////////////////////////////////////////////////////
108    // built-in script function:  abs()
109    
110  bool CoreVMFunction_abs::acceptsArgType(int iArg, ExprType_t type) const {  bool CoreVMFunction_abs::acceptsArgType(int iArg, ExprType_t type) const {
111      return type == INT_EXPR;      return type == INT_EXPR;
112  }  }
# Line 94  VMFnResult* CoreVMFunction_abs::exec(VMF Line 115  VMFnResult* CoreVMFunction_abs::exec(VMF
115      return successResult( ::abs(args->arg(0)->asInt()->evalInt()) );      return successResult( ::abs(args->arg(0)->asInt()->evalInt()) );
116  }  }
117    
118    ///////////////////////////////////////////////////////////////////////////
119    // built-in script function:  random()
120    
121  bool CoreVMFunction_random::acceptsArgType(int iArg, ExprType_t type) const {  bool CoreVMFunction_random::acceptsArgType(int iArg, ExprType_t type) const {
122      return type == INT_EXPR;      return type == INT_EXPR;
123  }  }
# Line 107  VMFnResult* CoreVMFunction_random::exec( Line 131  VMFnResult* CoreVMFunction_random::exec(
131      );      );
132  }  }
133    
134    ///////////////////////////////////////////////////////////////////////////
135    // built-in script function:  num_elements()
136    
137  bool CoreVMFunction_num_elements::acceptsArgType(int iArg, ExprType_t type) const {  bool CoreVMFunction_num_elements::acceptsArgType(int iArg, ExprType_t type) const {
138      return type == INT_ARR_EXPR;      return type == INT_ARR_EXPR;
139  }  }
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