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/* |
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* Copyright (c) 2014-2020 Christian Schoenebeck |
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* |
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* http://www.linuxsampler.org |
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* |
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* This file is part of LinuxSampler and released under the same terms. |
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* See README file for details. |
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*/ |
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|
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#include "CoreVMFunctions.h" |
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|
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#include <iostream> |
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#include <algorithm> // for std::sort() |
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#include <math.h> |
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#include <stdlib.h> |
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#include "tree.h" |
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#include "ScriptVM.h" |
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#include "../common/RTMath.h" |
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|
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namespace LinuxSampler { |
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|
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inline bool _fEqualX(vmfloat a, vmfloat b) { |
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if (sizeof(vmfloat) == sizeof(float)) |
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return RTMath::fEqual32(a, b); |
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else |
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return RTMath::fEqual64(a, b); |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMIntResult |
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|
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VMIntResult::VMIntResult() : |
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flags(STMT_SUCCESS), value(0), unitPrefixFactor(VM_NO_FACTOR), |
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unitBaseType(VM_NO_UNIT) |
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{ |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMRealResult |
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|
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VMRealResult::VMRealResult() : |
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flags(STMT_SUCCESS), value(0), unitPrefixFactor(VM_NO_FACTOR), |
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unitBaseType(VM_NO_UNIT) |
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{ |
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|
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMEmptyResultFunction |
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|
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void VMEmptyResultFunction::bindResult(VMFnResult* res) { |
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result = dynamic_cast<VMEmptyResult*>(res); |
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} |
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|
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VMFnResult* VMEmptyResultFunction::boundResult() const { |
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return result; |
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} |
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|
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VMFnResult* VMEmptyResultFunction::errorResult() { |
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result->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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return result; |
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} |
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|
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VMFnResult* VMEmptyResultFunction::successResult() { |
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result->flags = STMT_SUCCESS; |
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return result; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMIntResultFunction |
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|
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void VMIntResultFunction::bindResult(VMFnResult* res) { |
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result = dynamic_cast<VMIntResult*>(res); |
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} |
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|
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VMFnResult* VMIntResultFunction::boundResult() const { |
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return result; |
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} |
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|
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VMFnResult* VMIntResultFunction::errorResult(vmint i) { |
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result->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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result->value = i; |
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result->unitPrefixFactor = VM_NO_FACTOR; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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VMFnResult* VMIntResultFunction::successResult(vmint i) { |
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result->flags = STMT_SUCCESS; |
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result->value = i; |
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result->unitPrefixFactor = VM_NO_FACTOR; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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VMFnResult* VMIntResultFunction::errorResult(VMIntFnResDef res) { |
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result->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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result->value = res.value; |
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result->unitPrefixFactor = res.unitFactor; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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VMFnResult* VMIntResultFunction::successResult(VMIntFnResDef res) { |
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result->flags = STMT_SUCCESS; |
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result->value = res.value; |
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result->unitPrefixFactor = res.unitFactor; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMRealResultFunction |
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|
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void VMRealResultFunction::bindResult(VMFnResult* res) { |
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result = dynamic_cast<VMRealResult*>(res); |
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} |
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|
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VMFnResult* VMRealResultFunction::boundResult() const { |
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return result; |
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} |
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|
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VMFnResult* VMRealResultFunction::errorResult(vmfloat f) { |
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result->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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result->value = f; |
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result->unitPrefixFactor = VM_NO_FACTOR; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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VMFnResult* VMRealResultFunction::errorResult(VMRealFnResDef res) { |
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result->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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result->value = res.value; |
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result->unitPrefixFactor = res.unitFactor; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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VMFnResult* VMRealResultFunction::successResult(vmfloat f) { |
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result->flags = STMT_SUCCESS; |
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result->value = f; |
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result->unitPrefixFactor = VM_NO_FACTOR; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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VMFnResult* VMRealResultFunction::successResult(VMRealFnResDef res) { |
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result->flags = STMT_SUCCESS; |
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result->value = res.value; |
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result->unitPrefixFactor = res.unitFactor; |
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result->unitBaseType = VM_NO_UNIT; |
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return result; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMStringResultFunction |
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|
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void VMStringResultFunction::bindResult(VMFnResult* res) { |
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result = dynamic_cast<VMStringResult*>(res); |
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} |
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|
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VMFnResult* VMStringResultFunction::boundResult() const { |
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return result; |
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} |
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|
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VMFnResult* VMStringResultFunction::errorResult(const String& s) { |
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result->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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result->value = s; |
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return result; |
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} |
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|
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VMFnResult* VMStringResultFunction::successResult(const String& s) { |
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result->flags = STMT_SUCCESS; |
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result->value = s; |
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return result; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// class VMNumberResultFunction |
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|
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VMFnResult* VMNumberResultFunction::allocResult(VMFnArgs* args) { |
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ExprType_t type = returnType(args); |
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if (type == INT_EXPR) |
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return new VMIntResult(); |
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if (type == REAL_EXPR) |
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return new VMRealResult(); |
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assert(false); |
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return NULL; // just to avoid compiler error, we actually never get here |
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} |
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|
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VMFnResult* VMNumberResultFunction::boundResult() const { |
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if (intResult) return intResult; |
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return realResult; |
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} |
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|
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void VMNumberResultFunction::bindResult(VMFnResult* res) { |
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intResult = dynamic_cast<VMIntResult*>(res); |
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if (intResult) { |
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realResult = NULL; |
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return; |
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} |
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realResult = dynamic_cast<VMRealResult*>(res); |
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} |
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|
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VMFnResult* VMNumberResultFunction::errorResult(vmint i) { |
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intResult->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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intResult->value = i; |
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intResult->unitPrefixFactor = VM_NO_FACTOR; |
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intResult->unitBaseType = VM_NO_UNIT; |
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return intResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::errorResult(vmfloat f) { |
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realResult->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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realResult->value = f; |
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realResult->unitPrefixFactor = VM_NO_FACTOR; |
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intResult->unitBaseType = VM_NO_UNIT; |
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return realResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::successResult(vmint i) { |
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intResult->flags = STMT_SUCCESS; |
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intResult->value = i; |
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intResult->unitPrefixFactor = VM_NO_FACTOR; |
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intResult->unitBaseType = VM_NO_UNIT; |
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return intResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::successResult(vmfloat f) { |
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realResult->flags = STMT_SUCCESS; |
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realResult->value = f; |
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realResult->unitPrefixFactor = VM_NO_FACTOR; |
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realResult->unitBaseType = VM_NO_UNIT; |
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return realResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::errorIntResult(VMIntFnResDef res) { |
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intResult->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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intResult->value = res.value; |
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intResult->unitPrefixFactor = res.unitFactor; |
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intResult->unitBaseType = VM_NO_UNIT; |
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return intResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::errorRealResult(VMRealFnResDef res) { |
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realResult->flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
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realResult->value = res.value; |
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realResult->unitPrefixFactor = res.unitFactor; |
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realResult->unitBaseType = VM_NO_UNIT; |
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return realResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::successIntResult(VMIntFnResDef res) { |
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intResult->flags = STMT_SUCCESS; |
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intResult->value = res.value; |
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intResult->unitPrefixFactor = res.unitFactor; |
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intResult->unitBaseType = VM_NO_UNIT; |
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return intResult; |
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} |
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|
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VMFnResult* VMNumberResultFunction::successRealResult(VMRealFnResDef res) { |
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realResult->flags = STMT_SUCCESS; |
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realResult->value = res.value; |
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realResult->unitPrefixFactor = res.unitFactor; |
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realResult->unitBaseType = VM_NO_UNIT; |
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return realResult; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// built-in script function: message() |
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|
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bool CoreVMFunction_message::acceptsArgType(vmint iArg, ExprType_t type) const { |
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return type == INT_EXPR || type == REAL_EXPR || type == STRING_EXPR; |
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} |
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|
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VMFnResult* CoreVMFunction_message::exec(VMFnArgs* args) { |
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if (!args->argsCount()) return errorResult(); |
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|
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uint64_t usecs = RTMath::unsafeMicroSeconds(RTMath::real_clock); |
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|
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VMStringExpr* strExpr = dynamic_cast<VMStringExpr*>(args->arg(0)); |
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if (strExpr) { |
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printf("[ScriptVM %.3f] %s\n", usecs/1000000.f, strExpr->evalStr().c_str()); |
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return successResult(); |
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} |
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|
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VMRealExpr* realExpr = dynamic_cast<VMRealExpr*>(args->arg(0)); |
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if (realExpr) { |
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printf("[ScriptVM %.3f] %f\n", usecs/1000000.f, realExpr->evalReal()); |
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return successResult(); |
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} |
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|
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VMIntExpr* intExpr = dynamic_cast<VMIntExpr*>(args->arg(0)); |
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if (intExpr) { |
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printf("[ScriptVM %.3f] %" PRId64 "\n", usecs/1000000.f, (int64_t)intExpr->evalInt()); |
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return successResult(); |
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} |
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|
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return errorResult(); |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// built-in script function: exit() |
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|
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vmint CoreVMFunction_exit::maxAllowedArgs() const { |
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return (vm->isExitResultEnabled()) ? 1 : 0; |
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} |
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|
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bool CoreVMFunction_exit::acceptsArgType(vmint iArg, ExprType_t type) const { |
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if (!vm->isExitResultEnabled()) return false; |
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return type == INT_EXPR || type == REAL_EXPR || type == STRING_EXPR; |
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} |
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|
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bool CoreVMFunction_exit::acceptsArgUnitType(vmint iArg, StdUnit_t type) const { |
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if (!vm->isExitResultEnabled()) return false; |
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return true; |
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} |
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|
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bool CoreVMFunction_exit::acceptsArgUnitPrefix(vmint iArg, StdUnit_t type) const { |
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if (!vm->isExitResultEnabled()) return false; |
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return true; |
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} |
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bool CoreVMFunction_exit::acceptsArgFinal(vmint iArg) const { |
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if (!vm->isExitResultEnabled()) return false; |
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return true; |
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} |
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|
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VMFnResult* CoreVMFunction_exit::exec(VMFnArgs* args) { |
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this->result->flags = STMT_RETURN_SIGNALLED; |
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if (vm->isExitResultEnabled() && args->argsCount()) { |
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ExecContext* ctx = dynamic_cast<ExecContext*>(vm->currentVMExecContext()); |
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switch (args->arg(0)->exprType()) { |
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case INT_EXPR: { |
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VMIntExpr* expr = args->arg(0)->asInt(); |
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ctx->exitRes.intLiteral = IntLiteral({ |
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.value = expr->evalInt(), |
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.unitFactor = expr->unitFactor(), |
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.unitType = expr->unitType(), |
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.isFinal = expr->isFinal() |
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}); |
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ctx->exitRes.value = &ctx->exitRes.intLiteral; |
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break; |
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} |
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case REAL_EXPR: { |
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VMRealExpr* expr = args->arg(0)->asReal(); |
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ctx->exitRes.realLiteral = RealLiteral({ |
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.value = expr->evalReal(), |
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.unitFactor = expr->unitFactor(), |
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.unitType = expr->unitType(), |
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.isFinal = expr->isFinal() |
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}); |
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ctx->exitRes.value = &ctx->exitRes.realLiteral; |
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break; |
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} |
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case STRING_EXPR: |
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ctx->exitRes.stringLiteral = StringLiteral( |
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args->arg(0)->asString()->evalStr() |
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); |
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ctx->exitRes.value = &ctx->exitRes.stringLiteral; |
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break; |
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default: |
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; // noop - just to shut up the compiler |
363 |
} |
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} |
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return result; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// built-in script function: wait() |
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|
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bool CoreVMFunction_wait::acceptsArgType(vmint iArg, ExprType_t type) const { |
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return type == INT_EXPR || type == REAL_EXPR; |
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} |
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|
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bool CoreVMFunction_wait::acceptsArgUnitType(vmint iArg, StdUnit_t type) const { |
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return type == VM_NO_UNIT || type == VM_SECOND; |
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} |
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|
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bool CoreVMFunction_wait::acceptsArgUnitPrefix(vmint iArg, StdUnit_t type) const { |
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return type == VM_SECOND; // only allow metric prefix(es) if 'seconds' is used as unit type |
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} |
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|
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VMFnResult* CoreVMFunction_wait::exec(VMFnArgs* args) { |
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ExecContext* ctx = dynamic_cast<ExecContext*>(vm->currentVMExecContext()); |
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VMNumberExpr* expr = args->arg(0)->asNumber(); |
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StdUnit_t unit = expr->unitType(); |
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vmint us = (unit) ? expr->evalCastInt(VM_MICRO) : expr->evalCastInt(); |
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if (us < 0) { |
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wrnMsg("wait(): argument may not be negative! Aborting handler!"); |
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this->result->flags = STMT_ABORT_SIGNALLED; |
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} else if (us == 0) { |
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wrnMsg("wait(): argument may not be zero! Aborting handler!"); |
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this->result->flags = STMT_ABORT_SIGNALLED; |
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} else { |
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ctx->suspendMicroseconds = us; |
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this->result->flags = STMT_SUSPEND_SIGNALLED; |
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} |
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return result; |
399 |
} |
400 |
|
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/////////////////////////////////////////////////////////////////////////// |
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// built-in script function: abs() |
403 |
|
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ExprType_t CoreVMFunction_abs::returnType(VMFnArgs* args) { |
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return args->arg(0)->exprType(); |
406 |
} |
407 |
|
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StdUnit_t CoreVMFunction_abs::returnUnitType(VMFnArgs* args) { |
409 |
return args->arg(0)->asNumber()->unitType(); |
410 |
} |
411 |
|
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bool CoreVMFunction_abs::returnsFinal(VMFnArgs* args) { |
413 |
return args->arg(0)->asNumber()->isFinal(); |
414 |
} |
415 |
|
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bool CoreVMFunction_abs::acceptsArgType(vmint iArg, ExprType_t type) const { |
417 |
return type == INT_EXPR || type == REAL_EXPR; |
418 |
} |
419 |
|
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VMFnResult* CoreVMFunction_abs::exec(VMFnArgs* args) { |
421 |
VMExpr* arg = args->arg(0); |
422 |
if (arg->exprType() == REAL_EXPR) { |
423 |
VMRealExpr* expr = arg->asReal(); |
424 |
return successRealResult({ |
425 |
.value = static_cast<vmfloat>(::fabs(expr->evalReal())), |
426 |
.unitFactor = expr->unitFactor() |
427 |
}); |
428 |
} else { |
429 |
VMIntExpr* expr = arg->asInt(); |
430 |
return successIntResult({ |
431 |
.value = std::abs(expr->evalInt()), |
432 |
.unitFactor = expr->unitFactor() |
433 |
}); |
434 |
} |
435 |
} |
436 |
|
437 |
/////////////////////////////////////////////////////////////////////////// |
438 |
// built-in script function: random() |
439 |
|
440 |
ExprType_t CoreVMFunction_random::returnType(VMFnArgs* args) { |
441 |
return (args->arg(0)->exprType() == INT_EXPR && |
442 |
args->arg(1)->exprType() == INT_EXPR) ? INT_EXPR : REAL_EXPR; |
443 |
} |
444 |
|
445 |
StdUnit_t CoreVMFunction_random::returnUnitType(VMFnArgs* args) { |
446 |
// we ensure in checkArgs() below (which is called before this method here) |
447 |
// that both arguments must be of same unit type, so either one is fine here |
448 |
return args->arg(0)->asNumber()->unitType(); |
449 |
} |
450 |
|
451 |
bool CoreVMFunction_random::returnsFinal(VMFnArgs* args) { |
452 |
return args->arg(0)->asNumber()->isFinal() || |
453 |
args->arg(1)->asNumber()->isFinal(); |
454 |
} |
455 |
|
456 |
bool CoreVMFunction_random::acceptsArgType(vmint iArg, ExprType_t type) const { |
457 |
return type == INT_EXPR || type == REAL_EXPR; |
458 |
} |
459 |
|
460 |
void CoreVMFunction_random::checkArgs(VMFnArgs* args, |
461 |
std::function<void(String)> err, |
462 |
std::function<void(String)> wrn) |
463 |
{ |
464 |
// super class checks |
465 |
Super::checkArgs(args, err, wrn); |
466 |
|
467 |
// own checks ... |
468 |
if (args->arg(0)->asNumber()->unitType() != |
469 |
args->arg(1)->asNumber()->unitType()) |
470 |
{ |
471 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
472 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
473 |
err("Argument 1 has unit type " + a + ", whereas argument 2 has unit type " + b + "."); |
474 |
return; |
475 |
} |
476 |
if (args->arg(0)->asNumber()->isFinal() != |
477 |
args->arg(1)->asNumber()->isFinal()) |
478 |
{ |
479 |
String a = args->arg(0)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
480 |
String b = args->arg(1)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
481 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be final."); |
482 |
} |
483 |
} |
484 |
|
485 |
VMFnResult* CoreVMFunction_random::exec(VMFnArgs* args) { |
486 |
float f = float(::rand()) / float(RAND_MAX); |
487 |
|
488 |
VMNumberExpr* arg0 = args->arg(0)->asNumber(); |
489 |
VMNumberExpr* arg1 = args->arg(1)->asNumber(); |
490 |
|
491 |
if (arg0->exprType() == INT_EXPR && arg1->exprType() == INT_EXPR) { |
492 |
vmint iMin = args->arg(0)->asInt()->evalInt(); |
493 |
vmint iMax = args->arg(1)->asInt()->evalInt(); |
494 |
if (arg0->unitFactor() == arg1->unitFactor()) { |
495 |
return successIntResult({ |
496 |
.value = vmint( iMin + roundf( f * float(iMax - iMin) ) ), |
497 |
.unitFactor = arg0->unitFactor() |
498 |
}); |
499 |
} else if (arg0->unitFactor() < arg1->unitFactor()) { |
500 |
iMax = Unit::convIntToUnitFactor(iMax, arg1, arg0); |
501 |
return successIntResult({ |
502 |
.value = vmint( iMin + roundf( f * float(iMax - iMin) ) ), |
503 |
.unitFactor = arg0->unitFactor() |
504 |
}); |
505 |
} else { // arg0->unitFactor() > arg1->unitFactor() ... |
506 |
iMin = Unit::convIntToUnitFactor(iMin, arg0, arg1); |
507 |
return successIntResult({ |
508 |
.value = vmint( iMin + roundf( f * float(iMax - iMin) ) ), |
509 |
.unitFactor = arg1->unitFactor() |
510 |
}); |
511 |
} |
512 |
} else { |
513 |
vmfloat fMin = arg0->evalCastReal(); |
514 |
vmfloat fMax = arg1->evalCastReal(); |
515 |
if (arg0->unitFactor() == arg1->unitFactor()) { |
516 |
return successRealResult({ |
517 |
.value = fMin + f * (fMax - fMin), |
518 |
.unitFactor = arg0->unitFactor() |
519 |
}); |
520 |
} else if (arg0->unitFactor() < arg1->unitFactor()) { |
521 |
fMax = Unit::convRealToUnitFactor(fMax, arg1, arg0); |
522 |
return successRealResult({ |
523 |
.value = fMin + f * (fMax - fMin), |
524 |
.unitFactor = arg0->unitFactor() |
525 |
}); |
526 |
} else { // arg0->unitFactor() > arg1->unitFactor() ... |
527 |
fMin = Unit::convRealToUnitFactor(fMin, arg0, arg1); |
528 |
return successRealResult({ |
529 |
.value = fMin + f * (fMax - fMin), |
530 |
.unitFactor = arg1->unitFactor() |
531 |
}); |
532 |
} |
533 |
} |
534 |
} |
535 |
|
536 |
/////////////////////////////////////////////////////////////////////////// |
537 |
// built-in script function: num_elements() |
538 |
|
539 |
bool CoreVMFunction_num_elements::acceptsArgType(vmint iArg, ExprType_t type) const { |
540 |
return isArray(type); |
541 |
} |
542 |
|
543 |
VMFnResult* CoreVMFunction_num_elements::exec(VMFnArgs* args) { |
544 |
return successResult( args->arg(0)->asArray()->arraySize() ); |
545 |
} |
546 |
|
547 |
/////////////////////////////////////////////////////////////////////////// |
548 |
// built-in script function: inc() |
549 |
|
550 |
StdUnit_t CoreVMFunction_inc::returnUnitType(VMFnArgs* args) { |
551 |
return args->arg(0)->asNumber()->unitType(); |
552 |
} |
553 |
|
554 |
bool CoreVMFunction_inc::returnsFinal(VMFnArgs* args) { |
555 |
return args->arg(0)->asNumber()->isFinal(); |
556 |
} |
557 |
|
558 |
void CoreVMFunction_inc::checkArgs(VMFnArgs* args, |
559 |
std::function<void(String)> err, |
560 |
std::function<void(String)> wrn) |
561 |
{ |
562 |
// super class checks |
563 |
Super::checkArgs(args, err, wrn); |
564 |
|
565 |
// own checks ... |
566 |
if (args->arg(0)->asNumber()->unitType()) { |
567 |
String unitType = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
568 |
wrn("Argument has a unit type (" + unitType + "), only the number before the unit will be incremented by one."); |
569 |
} |
570 |
} |
571 |
|
572 |
VMFnResult* CoreVMFunction_inc::exec(VMFnArgs* args) { |
573 |
VMExpr* arg = args->arg(0); |
574 |
VMIntExpr* in = dynamic_cast<VMIntExpr*>(arg); |
575 |
VMVariable* out = dynamic_cast<VMVariable*>(arg); |
576 |
vmint i = in->evalInt() + 1; |
577 |
IntLiteral tmp({ |
578 |
.value = i, |
579 |
.unitFactor = in->unitFactor() |
580 |
}); |
581 |
out->assignExpr(&tmp); |
582 |
return successResult({ |
583 |
.value = i, |
584 |
.unitFactor = in->unitFactor() |
585 |
}); |
586 |
} |
587 |
|
588 |
/////////////////////////////////////////////////////////////////////////// |
589 |
// built-in script function: dec() |
590 |
|
591 |
StdUnit_t CoreVMFunction_dec::returnUnitType(VMFnArgs* args) { |
592 |
return args->arg(0)->asNumber()->unitType(); |
593 |
} |
594 |
|
595 |
bool CoreVMFunction_dec::returnsFinal(VMFnArgs* args) { |
596 |
return args->arg(0)->asNumber()->isFinal(); |
597 |
} |
598 |
|
599 |
void CoreVMFunction_dec::checkArgs(VMFnArgs* args, |
600 |
std::function<void(String)> err, |
601 |
std::function<void(String)> wrn) |
602 |
{ |
603 |
// super class checks |
604 |
Super::checkArgs(args, err, wrn); |
605 |
|
606 |
// own checks ... |
607 |
if (args->arg(0)->asNumber()->unitType()) { |
608 |
String unitType = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
609 |
wrn("Argument has a unit type (" + unitType + "), only the number before the unit will be decremented by one."); |
610 |
} |
611 |
} |
612 |
|
613 |
VMFnResult* CoreVMFunction_dec::exec(VMFnArgs* args) { |
614 |
VMExpr* arg = args->arg(0); |
615 |
VMIntExpr* in = dynamic_cast<VMIntExpr*>(arg); |
616 |
VMVariable* out = dynamic_cast<VMVariable*>(arg); |
617 |
vmint i = in->evalInt() - 1; |
618 |
IntLiteral tmp({ |
619 |
.value = i, |
620 |
.unitFactor = in->unitFactor() |
621 |
}); |
622 |
out->assignExpr(&tmp); |
623 |
return successResult({ |
624 |
.value = i, |
625 |
.unitFactor = in->unitFactor() |
626 |
}); |
627 |
} |
628 |
|
629 |
/////////////////////////////////////////////////////////////////////////// |
630 |
// built-in script function: in_range() |
631 |
|
632 |
bool CoreVMFunction_in_range::acceptsArgType(vmint iArg, ExprType_t type) const { |
633 |
return type == INT_EXPR || type == REAL_EXPR; |
634 |
} |
635 |
|
636 |
void CoreVMFunction_in_range::checkArgs(VMFnArgs* args, |
637 |
std::function<void(String)> err, |
638 |
std::function<void(String)> wrn) |
639 |
{ |
640 |
// super class checks |
641 |
Super::checkArgs(args, err, wrn); |
642 |
|
643 |
// own checks ... |
644 |
if (args->arg(0)->asNumber()->unitType() != |
645 |
args->arg(1)->asNumber()->unitType() || |
646 |
args->arg(1)->asNumber()->unitType() != |
647 |
args->arg(2)->asNumber()->unitType()) |
648 |
{ |
649 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
650 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
651 |
String c = unitTypeStr(args->arg(2)->asNumber()->unitType()); |
652 |
err("Arguments must all have same unit, however argument 1 is " + a + |
653 |
", argument 2 is " + b + ", argument 3 is " + c + "."); |
654 |
return; |
655 |
} |
656 |
if (args->arg(0)->exprType() != args->arg(1)->exprType() || |
657 |
args->arg(1)->exprType() != args->arg(2)->exprType()) |
658 |
{ |
659 |
String a = typeStr(args->arg(0)->exprType()); |
660 |
String b = typeStr(args->arg(1)->exprType()); |
661 |
String c = typeStr(args->arg(2)->exprType()); |
662 |
String r = typeStr(REAL_EXPR); |
663 |
wrn("Argument 1 is " + a + ", argument 2 is " + b + |
664 |
", argument 3 is " + c + ", function result will be " + r + "."); |
665 |
} |
666 |
} |
667 |
|
668 |
template<class T> |
669 |
inline void _swapByValue(T& a, T& b) { |
670 |
T tmp = a; |
671 |
a = b; |
672 |
b = tmp; |
673 |
} |
674 |
|
675 |
VMFnResult* CoreVMFunction_in_range::exec(VMFnArgs* args) { |
676 |
VMNumberExpr* argNeedle = args->arg(0)->asNumber(); |
677 |
VMNumberExpr* argLo = args->arg(1)->asNumber(); |
678 |
VMNumberExpr* argHi = args->arg(2)->asNumber(); |
679 |
|
680 |
vmfloat needle = argNeedle->evalCastReal(); |
681 |
vmfloat lo = argLo->evalCastReal(); |
682 |
vmfloat hi = argHi->evalCastReal(); |
683 |
|
684 |
needle *= argNeedle->unitFactor(); |
685 |
lo *= argLo->unitFactor(); |
686 |
hi *= argHi->unitFactor(); |
687 |
|
688 |
if (lo > hi) _swapByValue(lo, hi); |
689 |
|
690 |
return successResult(needle >= lo && needle <= hi); |
691 |
} |
692 |
|
693 |
/////////////////////////////////////////////////////////////////////////// |
694 |
// built-in script function: sh_left() |
695 |
|
696 |
bool CoreVMFunction_sh_left::returnsFinal(VMFnArgs* args) { |
697 |
return args->arg(0)->asNumber()->isFinal(); |
698 |
} |
699 |
|
700 |
VMFnResult* CoreVMFunction_sh_left::exec(VMFnArgs* args) { |
701 |
vmint i = args->arg(0)->asInt()->evalInt(); |
702 |
vmint n = args->arg(1)->asInt()->evalInt(); |
703 |
return successResult(i << n); |
704 |
} |
705 |
|
706 |
/////////////////////////////////////////////////////////////////////////// |
707 |
// built-in script function: sh_right() |
708 |
|
709 |
bool CoreVMFunction_sh_right::returnsFinal(VMFnArgs* args) { |
710 |
return args->arg(0)->asNumber()->isFinal(); |
711 |
} |
712 |
|
713 |
VMFnResult* CoreVMFunction_sh_right::exec(VMFnArgs* args) { |
714 |
vmint i = args->arg(0)->asInt()->evalInt(); |
715 |
vmint n = args->arg(1)->asInt()->evalInt(); |
716 |
return successResult(i >> n); |
717 |
} |
718 |
|
719 |
/////////////////////////////////////////////////////////////////////////// |
720 |
// built-in script function: msb() |
721 |
|
722 |
VMFnResult* CoreVMFunction_msb::exec(VMFnArgs* args) { |
723 |
vmint i = args->arg(0)->asInt()->evalInt(); |
724 |
return successResult((i >> 7) & 127); |
725 |
} |
726 |
|
727 |
/////////////////////////////////////////////////////////////////////////// |
728 |
// built-in script function: lsb() |
729 |
|
730 |
VMFnResult* CoreVMFunction_lsb::exec(VMFnArgs* args) { |
731 |
vmint i = args->arg(0)->asInt()->evalInt(); |
732 |
return successResult(i & 127); |
733 |
} |
734 |
|
735 |
/////////////////////////////////////////////////////////////////////////// |
736 |
// built-in script function: min() |
737 |
|
738 |
ExprType_t CoreVMFunction_min::returnType(VMFnArgs* args) { |
739 |
return (args->arg(0)->exprType() == REAL_EXPR || |
740 |
args->arg(1)->exprType() == REAL_EXPR) ? REAL_EXPR : INT_EXPR; |
741 |
} |
742 |
|
743 |
StdUnit_t CoreVMFunction_min::returnUnitType(VMFnArgs* args) { |
744 |
return args->arg(0)->asNumber()->unitType(); |
745 |
} |
746 |
|
747 |
bool CoreVMFunction_min::returnsFinal(VMFnArgs* args) { |
748 |
return args->arg(0)->asNumber()->isFinal() || |
749 |
args->arg(1)->asNumber()->isFinal(); |
750 |
} |
751 |
|
752 |
bool CoreVMFunction_min::acceptsArgType(vmint iArg, ExprType_t type) const { |
753 |
return type == INT_EXPR || type == REAL_EXPR; |
754 |
} |
755 |
|
756 |
void CoreVMFunction_min::checkArgs(VMFnArgs* args, |
757 |
std::function<void(String)> err, |
758 |
std::function<void(String)> wrn) |
759 |
{ |
760 |
// super class checks |
761 |
Super::checkArgs(args, err, wrn); |
762 |
|
763 |
// own checks ... |
764 |
if (args->arg(0)->asNumber()->unitType() != |
765 |
args->arg(1)->asNumber()->unitType()) |
766 |
{ |
767 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
768 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
769 |
err("Argument 1 has unit type " + a + ", whereas argument 2 has unit type " + b + "."); |
770 |
return; |
771 |
} |
772 |
if (args->arg(0)->exprType() != args->arg(1)->exprType()) { |
773 |
String a = typeStr(args->arg(0)->exprType()); |
774 |
String b = typeStr(args->arg(1)->exprType()); |
775 |
String c = typeStr(REAL_EXPR); |
776 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be " + c + "."); |
777 |
return; |
778 |
} |
779 |
if (args->arg(0)->asNumber()->isFinal() != |
780 |
args->arg(1)->asNumber()->isFinal()) |
781 |
{ |
782 |
String a = args->arg(0)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
783 |
String b = args->arg(1)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
784 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be final."); |
785 |
} |
786 |
} |
787 |
|
788 |
VMFnResult* CoreVMFunction_min::exec(VMFnArgs* args) { |
789 |
VMNumberExpr* lhs = args->arg(0)->asNumber(); |
790 |
VMNumberExpr* rhs = args->arg(1)->asNumber(); |
791 |
if (lhs->exprType() == REAL_EXPR && rhs->exprType() == REAL_EXPR) { |
792 |
vmfloat lm = lhs->asReal()->evalReal(); |
793 |
vmfloat rm = rhs->asReal()->evalReal(); |
794 |
vmfloat lprod = lm * lhs->unitFactor(); |
795 |
vmfloat rprod = rm * rhs->unitFactor(); |
796 |
return successRealResult({ |
797 |
.value = (lprod < rprod) ? lm : rm, |
798 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
799 |
}); |
800 |
} else if (lhs->exprType() == REAL_EXPR && rhs->exprType() == INT_EXPR) { |
801 |
vmfloat lm = lhs->asReal()->evalReal(); |
802 |
vmint rm = rhs->asInt()->evalInt(); |
803 |
vmfloat lprod = lm * lhs->unitFactor(); |
804 |
vmfloat rprod = rm * rhs->unitFactor(); |
805 |
return successRealResult({ |
806 |
.value = (lprod < rprod) ? lm : rm, |
807 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
808 |
}); |
809 |
} else if (lhs->exprType() == INT_EXPR && rhs->exprType() == REAL_EXPR) { |
810 |
vmint lm = lhs->asInt()->evalInt(); |
811 |
vmfloat rm = rhs->asReal()->evalReal(); |
812 |
vmfloat lprod = lm * lhs->unitFactor(); |
813 |
vmfloat rprod = rm * rhs->unitFactor(); |
814 |
return successRealResult({ |
815 |
.value = (lprod < rprod) ? lm : rm, |
816 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
817 |
}); |
818 |
} else { |
819 |
vmint lm = lhs->asInt()->evalInt(); |
820 |
vmint rm = rhs->asInt()->evalInt(); |
821 |
vmfloat lprod = lm * lhs->unitFactor(); |
822 |
vmfloat rprod = rm * rhs->unitFactor(); |
823 |
return successIntResult({ |
824 |
.value = (lprod < rprod) ? lm : rm, |
825 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
826 |
}); |
827 |
} |
828 |
} |
829 |
|
830 |
/////////////////////////////////////////////////////////////////////////// |
831 |
// built-in script function: max() |
832 |
|
833 |
ExprType_t CoreVMFunction_max::returnType(VMFnArgs* args) { |
834 |
return (args->arg(0)->exprType() == REAL_EXPR || |
835 |
args->arg(1)->exprType() == REAL_EXPR) ? REAL_EXPR : INT_EXPR; |
836 |
} |
837 |
|
838 |
StdUnit_t CoreVMFunction_max::returnUnitType(VMFnArgs* args) { |
839 |
return args->arg(0)->asNumber()->unitType(); |
840 |
} |
841 |
|
842 |
bool CoreVMFunction_max::returnsFinal(VMFnArgs* args) { |
843 |
return args->arg(0)->asNumber()->isFinal() || |
844 |
args->arg(1)->asNumber()->isFinal(); |
845 |
} |
846 |
|
847 |
bool CoreVMFunction_max::acceptsArgType(vmint iArg, ExprType_t type) const { |
848 |
return type == INT_EXPR || type == REAL_EXPR; |
849 |
} |
850 |
|
851 |
void CoreVMFunction_max::checkArgs(VMFnArgs* args, |
852 |
std::function<void(String)> err, |
853 |
std::function<void(String)> wrn) |
854 |
{ |
855 |
// super class checks |
856 |
Super::checkArgs(args, err, wrn); |
857 |
|
858 |
// own checks ... |
859 |
if (args->arg(0)->asNumber()->unitType() != |
860 |
args->arg(1)->asNumber()->unitType()) |
861 |
{ |
862 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
863 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
864 |
err("Argument 1 has unit type " + a + ", whereas argument 2 has unit type " + b + "."); |
865 |
return; |
866 |
} |
867 |
if (args->arg(0)->exprType() != args->arg(1)->exprType()) { |
868 |
String a = typeStr(args->arg(0)->exprType()); |
869 |
String b = typeStr(args->arg(1)->exprType()); |
870 |
String c = typeStr(REAL_EXPR); |
871 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be " + c + "."); |
872 |
return; |
873 |
} |
874 |
if (args->arg(0)->asNumber()->isFinal() != |
875 |
args->arg(1)->asNumber()->isFinal()) |
876 |
{ |
877 |
String a = args->arg(0)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
878 |
String b = args->arg(1)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
879 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be final."); |
880 |
} |
881 |
} |
882 |
|
883 |
VMFnResult* CoreVMFunction_max::exec(VMFnArgs* args) { |
884 |
VMNumberExpr* lhs = args->arg(0)->asNumber(); |
885 |
VMNumberExpr* rhs = args->arg(1)->asNumber(); |
886 |
if (lhs->exprType() == REAL_EXPR && rhs->exprType() == REAL_EXPR) { |
887 |
vmfloat lm = lhs->asReal()->evalReal(); |
888 |
vmfloat rm = rhs->asReal()->evalReal(); |
889 |
vmfloat lprod = lm * lhs->unitFactor(); |
890 |
vmfloat rprod = rm * rhs->unitFactor(); |
891 |
return successRealResult({ |
892 |
.value = (lprod > rprod) ? lm : rm, |
893 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
894 |
}); |
895 |
} else if (lhs->exprType() == REAL_EXPR && rhs->exprType() == INT_EXPR) { |
896 |
vmfloat lm = lhs->asReal()->evalReal(); |
897 |
vmint rm = rhs->asInt()->evalInt(); |
898 |
vmfloat lprod = lm * lhs->unitFactor(); |
899 |
vmfloat rprod = rm * rhs->unitFactor(); |
900 |
return successRealResult({ |
901 |
.value = (lprod > rprod) ? lm : rm, |
902 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
903 |
}); |
904 |
} else if (lhs->exprType() == INT_EXPR && rhs->exprType() == REAL_EXPR) { |
905 |
vmint lm = lhs->asInt()->evalInt(); |
906 |
vmfloat rm = rhs->asReal()->evalReal(); |
907 |
vmfloat lprod = lm * lhs->unitFactor(); |
908 |
vmfloat rprod = rm * rhs->unitFactor(); |
909 |
return successRealResult({ |
910 |
.value = (lprod > rprod) ? lm : rm, |
911 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
912 |
}); |
913 |
} else { |
914 |
vmint lm = lhs->asInt()->evalInt(); |
915 |
vmint rm = rhs->asInt()->evalInt(); |
916 |
vmfloat lprod = lm * lhs->unitFactor(); |
917 |
vmfloat rprod = rm * rhs->unitFactor(); |
918 |
return successIntResult({ |
919 |
.value = (lprod > rprod) ? lm : rm, |
920 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
921 |
}); |
922 |
} |
923 |
} |
924 |
|
925 |
/////////////////////////////////////////////////////////////////////////// |
926 |
// built-in script function: array_equal() |
927 |
|
928 |
bool CoreVMFunction_array_equal::acceptsArgType(vmint iArg, ExprType_t type) const { |
929 |
return isArray(type); |
930 |
} |
931 |
|
932 |
void CoreVMFunction_array_equal::checkArgs(VMFnArgs* args, |
933 |
std::function<void(String)> err, |
934 |
std::function<void(String)> wrn) |
935 |
{ |
936 |
// super class checks |
937 |
Super::checkArgs(args, err, wrn); |
938 |
|
939 |
// own checks ... |
940 |
if (args->arg(0)->exprType() != args->arg(1)->exprType()) { |
941 |
String a = typeStr(args->arg(0)->exprType()); |
942 |
String b = typeStr(args->arg(1)->exprType()); |
943 |
err("Argument 1 is " + a + ", whereas argument 2 is " + b + "."); |
944 |
return; |
945 |
} |
946 |
if (args->arg(0)->asArray()->arraySize() != |
947 |
args->arg(1)->asArray()->arraySize()) |
948 |
{ |
949 |
wrn("Result of function call is always false, since the passed two arrays were declared with different array sizes."); |
950 |
} |
951 |
} |
952 |
|
953 |
VMFnResult* CoreVMFunction_array_equal::exec(VMFnArgs* args) { |
954 |
VMArrayExpr* l = args->arg(0)->asArray(); |
955 |
VMArrayExpr* r = args->arg(1)->asArray(); |
956 |
if (l->arraySize() != r->arraySize()) { |
957 |
//wrnMsg("array_equal(): the two arrays differ in size"); |
958 |
return successResult(0); // false |
959 |
} |
960 |
const vmint n = l->arraySize(); |
961 |
// checkArgs() above ensured that we either have INT_ARR_EXPR on both sides |
962 |
// or REAL_ARR_EXPR on both sides, so we can simplify here (a bit) |
963 |
if (l->exprType() == INT_ARR_EXPR) { |
964 |
VMIntArrayExpr* lia = l->asIntArray(); |
965 |
VMIntArrayExpr* ria = r->asIntArray(); |
966 |
for (vmint i = 0; i < n; ++i) { |
967 |
vmint lvalue = lia->evalIntElement(i); |
968 |
vmint rvalue = ria->evalIntElement(i); |
969 |
vmfloat lfactor = lia->unitFactorOfElement(i); |
970 |
vmfloat rfactor = ria->unitFactorOfElement(i); |
971 |
if (lfactor == rfactor) { |
972 |
if (lvalue != rvalue) |
973 |
return successResult(0); // false |
974 |
else |
975 |
continue; |
976 |
} |
977 |
if (lfactor < rfactor) { |
978 |
if (lvalue != Unit::convIntToUnitFactor(rvalue, rfactor, lfactor)) |
979 |
return successResult(0); // false |
980 |
else |
981 |
continue; |
982 |
} else { |
983 |
if (rvalue != Unit::convIntToUnitFactor(lvalue, lfactor, rfactor)) |
984 |
return successResult(0); // false |
985 |
else |
986 |
continue; |
987 |
} |
988 |
} |
989 |
} else { |
990 |
VMRealArrayExpr* lra = l->asRealArray(); |
991 |
VMRealArrayExpr* rra = r->asRealArray(); |
992 |
for (vmint i = 0; i < n; ++i) { |
993 |
vmfloat lvalue = lra->evalRealElement(i); |
994 |
vmfloat rvalue = rra->evalRealElement(i); |
995 |
vmfloat lfactor = lra->unitFactorOfElement(i); |
996 |
vmfloat rfactor = rra->unitFactorOfElement(i); |
997 |
if (lfactor == rfactor) { |
998 |
if (!_fEqualX(lvalue, rvalue)) |
999 |
return successResult(0); // false |
1000 |
else |
1001 |
continue; |
1002 |
} |
1003 |
if (lfactor < rfactor) { |
1004 |
if (!_fEqualX(lvalue, Unit::convRealToUnitFactor(rvalue, rfactor, lfactor))) |
1005 |
return successResult(0); // false |
1006 |
else |
1007 |
continue; |
1008 |
} else { |
1009 |
if (!_fEqualX(rvalue, Unit::convRealToUnitFactor(lvalue, lfactor, rfactor))) |
1010 |
return successResult(0); // false |
1011 |
else |
1012 |
continue; |
1013 |
} |
1014 |
} |
1015 |
} |
1016 |
return successResult(1); // true |
1017 |
} |
1018 |
|
1019 |
/////////////////////////////////////////////////////////////////////////// |
1020 |
// built-in script function: search() |
1021 |
|
1022 |
bool CoreVMFunction_search::acceptsArgType(vmint iArg, ExprType_t type) const { |
1023 |
if (iArg == 0) |
1024 |
return isArray(type); |
1025 |
else |
1026 |
return type == INT_EXPR || type == REAL_EXPR; |
1027 |
} |
1028 |
|
1029 |
void CoreVMFunction_search::checkArgs(VMFnArgs* args, |
1030 |
std::function<void(String)> err, |
1031 |
std::function<void(String)> wrn) |
1032 |
{ |
1033 |
// super class checks |
1034 |
Super::checkArgs(args, err, wrn); |
1035 |
|
1036 |
// own checks ... |
1037 |
if (args->arg(0)->exprType() == INT_ARR_EXPR && |
1038 |
args->arg(1)->exprType() != INT_EXPR) |
1039 |
{ |
1040 |
String a = typeStr(INT_ARR_EXPR); |
1041 |
String bIs = typeStr(args->arg(1)->exprType()); |
1042 |
String bShould = typeStr(INT_EXPR); |
1043 |
err("Argument 1 is " + a + ", hence argument 2 should be " + bShould + ", is " + bIs + " though."); |
1044 |
return; |
1045 |
} |
1046 |
if (args->arg(0)->exprType() == REAL_ARR_EXPR && |
1047 |
args->arg(1)->exprType() != REAL_EXPR) |
1048 |
{ |
1049 |
String a = typeStr(REAL_ARR_EXPR); |
1050 |
String bIs = typeStr(args->arg(1)->exprType()); |
1051 |
String bShould = typeStr(REAL_EXPR); |
1052 |
err("Argument 1 is " + a + ", hence argument 2 should be " + bShould + ", is " + bIs + " though."); |
1053 |
return; |
1054 |
} |
1055 |
} |
1056 |
|
1057 |
VMFnResult* CoreVMFunction_search::exec(VMFnArgs* args) { |
1058 |
VMArrayExpr* a = args->arg(0)->asArray(); |
1059 |
const vmint n = a->arraySize(); |
1060 |
if (a->exprType() == INT_ARR_EXPR) { |
1061 |
const vmint needle = args->arg(1)->asInt()->evalInt(); |
1062 |
VMIntArrayExpr* intArray = a->asIntArray(); |
1063 |
for (vmint i = 0; i < n; ++i) |
1064 |
if (intArray->evalIntElement(i) == needle) |
1065 |
return successResult(i); |
1066 |
} else { // real array ... |
1067 |
const vmfloat needle = args->arg(1)->asReal()->evalReal(); |
1068 |
VMRealArrayExpr* realArray = a->asRealArray(); |
1069 |
for (vmint i = 0; i < n; ++i) { |
1070 |
const vmfloat value = realArray->evalRealElement(i); |
1071 |
if (_fEqualX(value, needle)) |
1072 |
return successResult(i); |
1073 |
} |
1074 |
} |
1075 |
return successResult(-1); // not found |
1076 |
} |
1077 |
|
1078 |
/////////////////////////////////////////////////////////////////////////// |
1079 |
// built-in script function: sort() |
1080 |
|
1081 |
bool CoreVMFunction_sort::acceptsArgType(vmint iArg, ExprType_t type) const { |
1082 |
if (iArg == 0) |
1083 |
return isArray(type); |
1084 |
else |
1085 |
return type == INT_EXPR; |
1086 |
} |
1087 |
|
1088 |
// The following structs and template classes act as adapters for allowing to |
1089 |
// use std sort algorithms on our arrays. It might look a bit more complicated |
1090 |
// than it ought to be, but there is one reason for the large amount of |
1091 |
// 'adapter' code below: the STL std algorithms rely on 'lvalues' to do their |
1092 |
// (e.g. sorting) jobs, that is they expect containers to have 'localizeable' |
1093 |
// data which essentially means their data should reside somewhere in memory and |
1094 |
// directly be accessible (readable and writable) there, which is not the case |
1095 |
// with our VM interfaces which actually always require virtual getter and |
1096 |
// setter methods to be called instead. So we must emulate lvalues by custom |
1097 |
// classes/structs which forward between our getters/setters and the lvalue |
1098 |
// access operators used by the STL std algorithms. |
1099 |
|
1100 |
struct IntArrayAccessor { |
1101 |
static inline vmint getPrimaryValue(VMIntArrayExpr* arr, vmint index) { |
1102 |
return arr->evalIntElement(index); |
1103 |
} |
1104 |
static inline void setPrimaryValue(VMIntArrayExpr* arr, vmint index, vmint value) { |
1105 |
arr->assignIntElement(index, value); |
1106 |
} |
1107 |
}; |
1108 |
|
1109 |
struct RealArrayAccessor { |
1110 |
static inline vmfloat getPrimaryValue(VMRealArrayExpr* arr, vmint index) { |
1111 |
return arr->evalRealElement(index); |
1112 |
} |
1113 |
static inline void setPrimaryValue(VMRealArrayExpr* arr, vmint index, vmfloat value) { |
1114 |
arr->assignRealElement(index, value); |
1115 |
} |
1116 |
}; |
1117 |
|
1118 |
template<class T_array> // i.e. T_array is either VMIntArrayExpr or VMRealArrayExpr |
1119 |
struct ArrElemPOD { |
1120 |
T_array* m_array; |
1121 |
vmint m_index; |
1122 |
}; |
1123 |
|
1124 |
// This class is used for temporary values by std::sort(). |
1125 |
template<class T_value> // i.e. T_value is either vmint or vmfloat |
1126 |
struct ScalarNmbrVal { |
1127 |
T_value primValue; |
1128 |
vmfloat unitFactor; |
1129 |
|
1130 |
inline bool operator<(const ScalarNmbrVal& other) const { |
1131 |
return getProdValue() < other.getProdValue(); |
1132 |
} |
1133 |
inline bool operator>(const ScalarNmbrVal& other) const { |
1134 |
return getProdValue() > other.getProdValue(); |
1135 |
} |
1136 |
inline vmfloat getProdValue() const { |
1137 |
// simple solution for both vmint and vmfloat, should be fine for just sorting |
1138 |
return primValue * unitFactor; |
1139 |
} |
1140 |
}; |
1141 |
|
1142 |
// This class emulates lvalue access (access by reference) which is used by ArrExprIter::operator*() below. |
1143 |
template<class T_array, // T_array is either VMIntArrayExpr or VMRealArrayExpr |
1144 |
class T_value, // T_value is either vmint or vmfloat |
1145 |
class T_accessor> // T_accessor is either IntArrayAccessor or RealArrayAccessor |
1146 |
class ArrElemRef : protected ArrElemPOD<T_array> { |
1147 |
public: |
1148 |
typedef ::LinuxSampler::ScalarNmbrVal<T_value> ScalarNmbrVal; // GCC 8.x requires this very detailed form of typedef (that is ::LinuxSampler:: as prefix), IMO a GCC bug |
1149 |
|
1150 |
inline ArrElemRef(T_array* a, vmint index) { |
1151 |
this->m_array = a; |
1152 |
this->m_index = index; |
1153 |
} |
1154 |
inline ArrElemRef(const ArrElemRef& ref) { |
1155 |
this->m_array = ref.m_array; |
1156 |
this->m_index = ref.m_index; |
1157 |
} |
1158 |
inline ArrElemRef& operator=(const ArrElemRef& e) { |
1159 |
setPrimValue(e.getPrimValue()); |
1160 |
setUnitFactor(e.getUnitFactor()); |
1161 |
return *this; |
1162 |
} |
1163 |
inline ArrElemRef& operator=(ScalarNmbrVal value) { |
1164 |
setPrimValue(value.primValue); |
1165 |
setUnitFactor(value.unitFactor); |
1166 |
return *this; |
1167 |
} |
1168 |
inline bool operator==(const ArrElemRef& e) const { |
1169 |
return getProdValue() == e.getProdValue(); |
1170 |
} |
1171 |
inline bool operator!=(const ArrElemRef& e) const { |
1172 |
return !(operator==(e)); |
1173 |
} |
1174 |
inline bool operator<(const ArrElemRef& e) const { |
1175 |
return getProdValue() < e.getProdValue(); |
1176 |
} |
1177 |
inline bool operator>(const ArrElemRef& e) const { |
1178 |
return getProdValue() > e.getProdValue(); |
1179 |
} |
1180 |
inline bool operator<=(const ArrElemRef& e) const { |
1181 |
return getProdValue() <= e.getProdValue(); |
1182 |
} |
1183 |
inline bool operator>=(const ArrElemRef& e) const { |
1184 |
return getProdValue() >= e.getProdValue(); |
1185 |
} |
1186 |
inline bool operator==(const ScalarNmbrVal& s) const { |
1187 |
return getProdValue() == s.getProdValue(); |
1188 |
} |
1189 |
inline bool operator!=(const ScalarNmbrVal& s) const { |
1190 |
return !(operator==(s)); |
1191 |
} |
1192 |
inline bool operator<(const ScalarNmbrVal& s) const { |
1193 |
return getProdValue() < s.getProdValue(); |
1194 |
} |
1195 |
inline bool operator>(const ScalarNmbrVal& s) const { |
1196 |
return getProdValue() > s.getProdValue(); |
1197 |
} |
1198 |
inline bool operator<=(const ScalarNmbrVal& s) const { |
1199 |
return getProdValue() <= s.getProdValue(); |
1200 |
} |
1201 |
inline bool operator>=(const ScalarNmbrVal& s) const { |
1202 |
return getProdValue() >= s.getProdValue(); |
1203 |
} |
1204 |
inline operator ScalarNmbrVal() { |
1205 |
return { |
1206 |
.primValue = getPrimValue() , |
1207 |
.unitFactor = getUnitFactor() |
1208 |
}; |
1209 |
} |
1210 |
protected: |
1211 |
inline T_value getPrimValue() const { |
1212 |
return T_accessor::getPrimaryValue( this->m_array, this->m_index ); |
1213 |
} |
1214 |
inline void setPrimValue(T_value value) { |
1215 |
T_accessor::setPrimaryValue( this->m_array, this->m_index, value ); |
1216 |
} |
1217 |
inline vmfloat getUnitFactor() const { |
1218 |
return this->m_array->unitFactorOfElement(this->m_index); |
1219 |
} |
1220 |
inline void setUnitFactor(vmfloat factor) { |
1221 |
this->m_array->assignElementUnitFactor(this->m_index, factor); |
1222 |
} |
1223 |
inline vmfloat getProdValue() const { |
1224 |
// simple solution for both vmint and vmfloat, should be fine for just sorting |
1225 |
vmfloat primary = (vmfloat) getPrimValue(); |
1226 |
vmfloat factor = getUnitFactor(); |
1227 |
return primary * factor; |
1228 |
} |
1229 |
|
1230 |
// allow swap() functions below to access protected methods here |
1231 |
friend void swap(class ArrElemRef<T_array,T_value,T_accessor> a, |
1232 |
class ArrElemRef<T_array,T_value,T_accessor> b); |
1233 |
}; |
1234 |
|
1235 |
// custom iterator class to be used by std:sort() on our VM arrays |
1236 |
template<class T_array, class T_value, class T_accessor> |
1237 |
class ArrExprIter : public ArrElemPOD<T_array> { |
1238 |
public: |
1239 |
typedef std::random_access_iterator_tag iterator_category; |
1240 |
typedef ssize_t difference_type; |
1241 |
typedef ::LinuxSampler::ArrElemRef<T_array, T_value, T_accessor> ArrElemRef; // GCC 8.x requires this very detailed form of typedef (that is ::LinuxSampler:: as prefix), IMO a GCC bug |
1242 |
typedef ArrElemRef reference; // type used by STL for access by reference |
1243 |
typedef void pointer; // type used by STL for -> operator result, we don't use that operator at all so just void it |
1244 |
typedef ScalarNmbrVal<T_value> value_type; // type used by STL for temporary values |
1245 |
|
1246 |
ArrExprIter(T_array* a, vmint index) { |
1247 |
this->m_array = a; |
1248 |
this->m_index = index; |
1249 |
} |
1250 |
ArrExprIter(const ArrElemRef& ref) { |
1251 |
this->m_array = ref.m_array; |
1252 |
this->m_index = ref.m_index; |
1253 |
} |
1254 |
inline ArrElemRef operator*() { |
1255 |
return ArrElemRef(this->m_array, this->m_index); |
1256 |
} |
1257 |
inline ArrExprIter& operator++() { // prefix increment |
1258 |
++(this->m_index); |
1259 |
return *this; |
1260 |
} |
1261 |
inline ArrExprIter& operator--() { // prefix decrement |
1262 |
--(this->m_index); |
1263 |
return *this; |
1264 |
} |
1265 |
inline ArrExprIter operator++(int) { // postfix increment |
1266 |
ArrExprIter it = *this; |
1267 |
++(this->m_index); |
1268 |
return it; |
1269 |
} |
1270 |
inline ArrExprIter operator--(int) { // postfix decrement |
1271 |
ArrExprIter it = *this; |
1272 |
--(this->m_index); |
1273 |
return it; |
1274 |
} |
1275 |
inline ArrExprIter& operator+=(difference_type d) { |
1276 |
this->m_index += d; |
1277 |
return *this; |
1278 |
} |
1279 |
inline ArrExprIter& operator-=(difference_type d) { |
1280 |
this->m_index -= d; |
1281 |
return *this; |
1282 |
} |
1283 |
inline bool operator==(const ArrExprIter& other) const { |
1284 |
return this->m_index == other.m_index; |
1285 |
} |
1286 |
inline bool operator!=(const ArrExprIter& other) const { |
1287 |
return this->m_index != other.m_index; |
1288 |
} |
1289 |
inline bool operator<(const ArrExprIter& other) const { |
1290 |
return this->m_index < other.m_index; |
1291 |
} |
1292 |
inline bool operator>(const ArrExprIter& other) const { |
1293 |
return this->m_index > other.m_index; |
1294 |
} |
1295 |
inline bool operator<=(const ArrExprIter& other) const { |
1296 |
return this->m_index <= other.m_index; |
1297 |
} |
1298 |
inline bool operator>=(const ArrExprIter& other) const { |
1299 |
return this->m_index >= other.m_index; |
1300 |
} |
1301 |
inline difference_type operator+(const ArrExprIter& other) const { |
1302 |
return this->m_index + other.m_index; |
1303 |
} |
1304 |
inline difference_type operator-(const ArrExprIter& other) const { |
1305 |
return this->m_index - other.m_index; |
1306 |
} |
1307 |
inline ArrExprIter operator-(difference_type d) const { |
1308 |
return ArrExprIter(this->m_array, this->m_index - d); |
1309 |
} |
1310 |
inline ArrExprIter operator+(difference_type d) const { |
1311 |
return ArrExprIter(this->m_array, this->m_index + d); |
1312 |
} |
1313 |
inline ArrExprIter operator*(difference_type factor) const { |
1314 |
return ArrExprIter(this->m_array, this->m_index * factor); |
1315 |
} |
1316 |
}; |
1317 |
|
1318 |
typedef ArrExprIter<VMIntArrayExpr,vmint,IntArrayAccessor> IntArrExprIter; |
1319 |
typedef ArrExprIter<VMRealArrayExpr,vmfloat,RealArrayAccessor> RealArrExprIter; |
1320 |
|
1321 |
// intentionally not a template function to avoid potential clashes with other (i.e. system's) swap() functions |
1322 |
inline void swap(IntArrExprIter::ArrElemRef a, |
1323 |
IntArrExprIter::ArrElemRef b) |
1324 |
{ |
1325 |
vmint valueA = a.getPrimValue(); |
1326 |
vmint valueB = b.getPrimValue(); |
1327 |
vmfloat factorA = a.getUnitFactor(); |
1328 |
vmfloat factorB = b.getUnitFactor(); |
1329 |
a.setPrimValue(valueB); |
1330 |
a.setUnitFactor(factorB); |
1331 |
b.setPrimValue(valueA); |
1332 |
b.setUnitFactor(factorA); |
1333 |
} |
1334 |
|
1335 |
// intentionally not a template function to avoid potential clashes with other (i.e. system's) swap() functions |
1336 |
inline void swap(RealArrExprIter::ArrElemRef a, |
1337 |
RealArrExprIter::ArrElemRef b) |
1338 |
{ |
1339 |
vmfloat valueA = a.getPrimValue(); |
1340 |
vmfloat valueB = b.getPrimValue(); |
1341 |
vmfloat factorA = a.getUnitFactor(); |
1342 |
vmfloat factorB = b.getUnitFactor(); |
1343 |
a.setPrimValue(valueB); |
1344 |
a.setUnitFactor(factorB); |
1345 |
b.setPrimValue(valueA); |
1346 |
b.setUnitFactor(factorA); |
1347 |
} |
1348 |
|
1349 |
// used to sort in descending order (unlike the default behaviour of std::sort() which is ascending order) |
1350 |
template<class T> // T is either IntArrExprIter or RealArrExprIter |
1351 |
struct DescArrExprSorter { |
1352 |
inline bool operator()(const typename T::value_type a, const typename T::value_type b) const { |
1353 |
return a > b; |
1354 |
} |
1355 |
}; |
1356 |
|
1357 |
VMFnResult* CoreVMFunction_sort::exec(VMFnArgs* args) { |
1358 |
const bool bAscending = |
1359 |
(args->argsCount() < 2) ? true : !args->arg(1)->asInt()->evalInt(); |
1360 |
|
1361 |
if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1362 |
VMIntArrayExpr* a = args->arg(0)->asIntArray(); |
1363 |
vmint n = a->arraySize(); |
1364 |
IntArrExprIter itBegin(a, 0); |
1365 |
IntArrExprIter itEnd(a, n); |
1366 |
if (bAscending) { |
1367 |
std::sort(itBegin, itEnd); |
1368 |
} else { |
1369 |
DescArrExprSorter<IntArrExprIter> sorter; |
1370 |
std::sort(itBegin, itEnd, sorter); |
1371 |
} |
1372 |
} else { |
1373 |
VMRealArrayExpr* a = args->arg(0)->asRealArray(); |
1374 |
vmint n = a->arraySize(); |
1375 |
RealArrExprIter itBegin(a, 0); |
1376 |
RealArrExprIter itEnd(a, n); |
1377 |
if (bAscending) { |
1378 |
std::sort(itBegin, itEnd); |
1379 |
} else { |
1380 |
DescArrExprSorter<RealArrExprIter> sorter; |
1381 |
std::sort(itBegin, itEnd, sorter); |
1382 |
} |
1383 |
} |
1384 |
|
1385 |
return successResult(); |
1386 |
} |
1387 |
|
1388 |
/////////////////////////////////////////////////////////////////////////// |
1389 |
// built-in script function: real_to_int() and int() |
1390 |
|
1391 |
StdUnit_t CoreVMFunction_real_to_int::returnUnitType(VMFnArgs* args) { |
1392 |
return args->arg(0)->asNumber()->unitType(); |
1393 |
} |
1394 |
|
1395 |
bool CoreVMFunction_real_to_int::returnsFinal(VMFnArgs* args) { |
1396 |
return args->arg(0)->asNumber()->isFinal(); |
1397 |
} |
1398 |
|
1399 |
VMFnResult* CoreVMFunction_real_to_int::exec(VMFnArgs* args) { |
1400 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1401 |
vmfloat f = realExpr->evalReal(); |
1402 |
return successResult({ |
1403 |
.value = vmint(f), |
1404 |
.unitFactor = realExpr->unitFactor() |
1405 |
}); |
1406 |
} |
1407 |
|
1408 |
/////////////////////////////////////////////////////////////////////////// |
1409 |
// built-in script function: int_to_real() and real() |
1410 |
|
1411 |
StdUnit_t CoreVMFunction_int_to_real::returnUnitType(VMFnArgs* args) { |
1412 |
return args->arg(0)->asNumber()->unitType(); |
1413 |
} |
1414 |
|
1415 |
bool CoreVMFunction_int_to_real::returnsFinal(VMFnArgs* args) { |
1416 |
return args->arg(0)->asNumber()->isFinal(); |
1417 |
} |
1418 |
|
1419 |
VMFnResult* CoreVMFunction_int_to_real::exec(VMFnArgs* args) { |
1420 |
VMIntExpr* intExpr = args->arg(0)->asInt(); |
1421 |
vmint i = intExpr->evalInt(); |
1422 |
return successResult({ |
1423 |
.value = vmfloat(i), |
1424 |
.unitFactor = intExpr->unitFactor() |
1425 |
}); |
1426 |
} |
1427 |
|
1428 |
/////////////////////////////////////////////////////////////////////////// |
1429 |
// built-in script function: round() |
1430 |
|
1431 |
StdUnit_t CoreVMFunction_round::returnUnitType(VMFnArgs* args) { |
1432 |
return args->arg(0)->asNumber()->unitType(); |
1433 |
} |
1434 |
|
1435 |
bool CoreVMFunction_round::returnsFinal(VMFnArgs* args) { |
1436 |
return args->arg(0)->asNumber()->isFinal(); |
1437 |
} |
1438 |
|
1439 |
VMFnResult* CoreVMFunction_round::exec(VMFnArgs* args) { |
1440 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1441 |
vmfloat f = realExpr->evalReal(); |
1442 |
if (sizeof(vmfloat) == sizeof(float)) |
1443 |
f = ::roundf(f); |
1444 |
else |
1445 |
f = ::round(f); |
1446 |
return successResult({ |
1447 |
.value = f, |
1448 |
.unitFactor = realExpr->unitFactor() |
1449 |
}); |
1450 |
} |
1451 |
|
1452 |
/////////////////////////////////////////////////////////////////////////// |
1453 |
// built-in script function: ceil() |
1454 |
|
1455 |
StdUnit_t CoreVMFunction_ceil::returnUnitType(VMFnArgs* args) { |
1456 |
return args->arg(0)->asNumber()->unitType(); |
1457 |
} |
1458 |
|
1459 |
bool CoreVMFunction_ceil::returnsFinal(VMFnArgs* args) { |
1460 |
return args->arg(0)->asNumber()->isFinal(); |
1461 |
} |
1462 |
|
1463 |
VMFnResult* CoreVMFunction_ceil::exec(VMFnArgs* args) { |
1464 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1465 |
vmfloat f = realExpr->evalReal(); |
1466 |
if (sizeof(vmfloat) == sizeof(float)) |
1467 |
f = ::ceilf(f); |
1468 |
else |
1469 |
f = ::ceil(f); |
1470 |
return successResult({ |
1471 |
.value = f, |
1472 |
.unitFactor = realExpr->unitFactor() |
1473 |
}); |
1474 |
} |
1475 |
|
1476 |
/////////////////////////////////////////////////////////////////////////// |
1477 |
// built-in script function: floor() |
1478 |
|
1479 |
StdUnit_t CoreVMFunction_floor::returnUnitType(VMFnArgs* args) { |
1480 |
return args->arg(0)->asNumber()->unitType(); |
1481 |
} |
1482 |
|
1483 |
bool CoreVMFunction_floor::returnsFinal(VMFnArgs* args) { |
1484 |
return args->arg(0)->asNumber()->isFinal(); |
1485 |
} |
1486 |
|
1487 |
VMFnResult* CoreVMFunction_floor::exec(VMFnArgs* args) { |
1488 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1489 |
vmfloat f = realExpr->evalReal(); |
1490 |
if (sizeof(vmfloat) == sizeof(float)) |
1491 |
f = ::floorf(f); |
1492 |
else |
1493 |
f = ::floor(f); |
1494 |
return successResult({ |
1495 |
.value = f, |
1496 |
.unitFactor = realExpr->unitFactor() |
1497 |
}); |
1498 |
} |
1499 |
|
1500 |
/////////////////////////////////////////////////////////////////////////// |
1501 |
// built-in script function: sqrt() |
1502 |
|
1503 |
StdUnit_t CoreVMFunction_sqrt::returnUnitType(VMFnArgs* args) { |
1504 |
return args->arg(0)->asNumber()->unitType(); |
1505 |
} |
1506 |
|
1507 |
bool CoreVMFunction_sqrt::returnsFinal(VMFnArgs* args) { |
1508 |
return args->arg(0)->asNumber()->isFinal(); |
1509 |
} |
1510 |
|
1511 |
VMFnResult* CoreVMFunction_sqrt::exec(VMFnArgs* args) { |
1512 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1513 |
vmfloat f = realExpr->evalReal(); |
1514 |
if (sizeof(vmfloat) == sizeof(float)) |
1515 |
f = ::sqrtf(f); |
1516 |
else |
1517 |
f = ::sqrt(f); |
1518 |
return successResult({ |
1519 |
.value = f, |
1520 |
.unitFactor = realExpr->unitFactor() |
1521 |
}); |
1522 |
} |
1523 |
|
1524 |
/////////////////////////////////////////////////////////////////////////// |
1525 |
// built-in script function: log() |
1526 |
|
1527 |
StdUnit_t CoreVMFunction_log::returnUnitType(VMFnArgs* args) { |
1528 |
return args->arg(0)->asNumber()->unitType(); |
1529 |
} |
1530 |
|
1531 |
bool CoreVMFunction_log::returnsFinal(VMFnArgs* args) { |
1532 |
return args->arg(0)->asNumber()->isFinal(); |
1533 |
} |
1534 |
|
1535 |
VMFnResult* CoreVMFunction_log::exec(VMFnArgs* args) { |
1536 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1537 |
vmfloat f = realExpr->evalReal(); |
1538 |
if (sizeof(vmfloat) == sizeof(float)) |
1539 |
f = ::logf(f); |
1540 |
else |
1541 |
f = ::log(f); |
1542 |
return successResult({ |
1543 |
.value = f, |
1544 |
.unitFactor = realExpr->unitFactor() |
1545 |
}); |
1546 |
} |
1547 |
|
1548 |
/////////////////////////////////////////////////////////////////////////// |
1549 |
// built-in script function: log2() |
1550 |
|
1551 |
StdUnit_t CoreVMFunction_log2::returnUnitType(VMFnArgs* args) { |
1552 |
return args->arg(0)->asNumber()->unitType(); |
1553 |
} |
1554 |
|
1555 |
bool CoreVMFunction_log2::returnsFinal(VMFnArgs* args) { |
1556 |
return args->arg(0)->asNumber()->isFinal(); |
1557 |
} |
1558 |
|
1559 |
VMFnResult* CoreVMFunction_log2::exec(VMFnArgs* args) { |
1560 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1561 |
vmfloat f = realExpr->evalReal(); |
1562 |
if (sizeof(vmfloat) == sizeof(float)) |
1563 |
f = ::log2f(f); |
1564 |
else |
1565 |
f = ::log2(f); |
1566 |
return successResult({ |
1567 |
.value = f, |
1568 |
.unitFactor = realExpr->unitFactor() |
1569 |
}); |
1570 |
} |
1571 |
|
1572 |
/////////////////////////////////////////////////////////////////////////// |
1573 |
// built-in script function: log10() |
1574 |
|
1575 |
StdUnit_t CoreVMFunction_log10::returnUnitType(VMFnArgs* args) { |
1576 |
return args->arg(0)->asNumber()->unitType(); |
1577 |
} |
1578 |
|
1579 |
bool CoreVMFunction_log10::returnsFinal(VMFnArgs* args) { |
1580 |
return args->arg(0)->asNumber()->isFinal(); |
1581 |
} |
1582 |
|
1583 |
VMFnResult* CoreVMFunction_log10::exec(VMFnArgs* args) { |
1584 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1585 |
vmfloat f = realExpr->evalReal(); |
1586 |
if (sizeof(vmfloat) == sizeof(float)) |
1587 |
f = ::log10f(f); |
1588 |
else |
1589 |
f = ::log10(f); |
1590 |
return successResult({ |
1591 |
.value = f, |
1592 |
.unitFactor = realExpr->unitFactor() |
1593 |
}); |
1594 |
} |
1595 |
|
1596 |
/////////////////////////////////////////////////////////////////////////// |
1597 |
// built-in script function: exp() |
1598 |
|
1599 |
StdUnit_t CoreVMFunction_exp::returnUnitType(VMFnArgs* args) { |
1600 |
return args->arg(0)->asNumber()->unitType(); |
1601 |
} |
1602 |
|
1603 |
bool CoreVMFunction_exp::returnsFinal(VMFnArgs* args) { |
1604 |
return args->arg(0)->asNumber()->isFinal(); |
1605 |
} |
1606 |
|
1607 |
VMFnResult* CoreVMFunction_exp::exec(VMFnArgs* args) { |
1608 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1609 |
vmfloat f = realExpr->evalReal(); |
1610 |
if (sizeof(vmfloat) == sizeof(float)) |
1611 |
f = ::expf(f); |
1612 |
else |
1613 |
f = ::exp(f); |
1614 |
return successResult({ |
1615 |
.value = f, |
1616 |
.unitFactor = realExpr->unitFactor() |
1617 |
}); |
1618 |
} |
1619 |
|
1620 |
/////////////////////////////////////////////////////////////////////////// |
1621 |
// built-in script function: pow() |
1622 |
|
1623 |
bool CoreVMFunction_pow::acceptsArgUnitType(vmint iArg, StdUnit_t type) const { |
1624 |
if (iArg == 0) |
1625 |
return true; |
1626 |
else |
1627 |
return type == VM_NO_UNIT; |
1628 |
} |
1629 |
|
1630 |
bool CoreVMFunction_pow::acceptsArgUnitPrefix(vmint iArg, StdUnit_t type) const { |
1631 |
return iArg == 0; |
1632 |
} |
1633 |
|
1634 |
StdUnit_t CoreVMFunction_pow::returnUnitType(VMFnArgs* args) { |
1635 |
// pow() only allows unit for its 1st argument |
1636 |
return args->arg(0)->asNumber()->unitType(); |
1637 |
} |
1638 |
|
1639 |
bool CoreVMFunction_pow::returnsFinal(VMFnArgs* args) { |
1640 |
// pow() only allows 'final'ness for its 1st argument |
1641 |
return args->arg(0)->asNumber()->isFinal(); |
1642 |
} |
1643 |
|
1644 |
VMFnResult* CoreVMFunction_pow::exec(VMFnArgs* args) { |
1645 |
VMRealExpr* arg0 = args->arg(0)->asReal(); |
1646 |
VMRealExpr* arg1 = args->arg(1)->asReal(); |
1647 |
vmfloat a = arg0->evalReal(); |
1648 |
vmfloat b = arg1->evalReal(); |
1649 |
if (sizeof(vmfloat) == sizeof(float)) { |
1650 |
return successResult({ |
1651 |
.value = ::powf(a,b), |
1652 |
.unitFactor = arg0->unitFactor() |
1653 |
}); |
1654 |
} else { |
1655 |
return successResult({ |
1656 |
.value = static_cast<vmfloat>(::pow(a,b)), |
1657 |
.unitFactor = arg0->unitFactor() |
1658 |
}); |
1659 |
} |
1660 |
} |
1661 |
|
1662 |
/////////////////////////////////////////////////////////////////////////// |
1663 |
// built-in script function: sin() |
1664 |
|
1665 |
StdUnit_t CoreVMFunction_sin::returnUnitType(VMFnArgs* args) { |
1666 |
return args->arg(0)->asNumber()->unitType(); |
1667 |
} |
1668 |
|
1669 |
bool CoreVMFunction_sin::returnsFinal(VMFnArgs* args) { |
1670 |
return args->arg(0)->asNumber()->isFinal(); |
1671 |
} |
1672 |
|
1673 |
VMFnResult* CoreVMFunction_sin::exec(VMFnArgs* args) { |
1674 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1675 |
vmfloat f = realExpr->evalReal(); |
1676 |
if (sizeof(vmfloat) == sizeof(float)) |
1677 |
f = ::sinf(f); |
1678 |
else |
1679 |
f = ::sin(f); |
1680 |
return successResult({ |
1681 |
.value = f, |
1682 |
.unitFactor = realExpr->unitFactor() |
1683 |
}); |
1684 |
} |
1685 |
|
1686 |
/////////////////////////////////////////////////////////////////////////// |
1687 |
// built-in script function: cos() |
1688 |
|
1689 |
StdUnit_t CoreVMFunction_cos::returnUnitType(VMFnArgs* args) { |
1690 |
return args->arg(0)->asNumber()->unitType(); |
1691 |
} |
1692 |
|
1693 |
bool CoreVMFunction_cos::returnsFinal(VMFnArgs* args) { |
1694 |
return args->arg(0)->asNumber()->isFinal(); |
1695 |
} |
1696 |
|
1697 |
VMFnResult* CoreVMFunction_cos::exec(VMFnArgs* args) { |
1698 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1699 |
vmfloat f = realExpr->evalReal(); |
1700 |
if (sizeof(vmfloat) == sizeof(float)) |
1701 |
f = ::cosf(f); |
1702 |
else |
1703 |
f = ::cos(f); |
1704 |
return successResult({ |
1705 |
.value = f, |
1706 |
.unitFactor = realExpr->unitFactor() |
1707 |
}); |
1708 |
} |
1709 |
|
1710 |
/////////////////////////////////////////////////////////////////////////// |
1711 |
// built-in script function: tan() |
1712 |
|
1713 |
StdUnit_t CoreVMFunction_tan::returnUnitType(VMFnArgs* args) { |
1714 |
return args->arg(0)->asNumber()->unitType(); |
1715 |
} |
1716 |
|
1717 |
bool CoreVMFunction_tan::returnsFinal(VMFnArgs* args) { |
1718 |
return args->arg(0)->asNumber()->isFinal(); |
1719 |
} |
1720 |
|
1721 |
VMFnResult* CoreVMFunction_tan::exec(VMFnArgs* args) { |
1722 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1723 |
vmfloat f = realExpr->evalReal(); |
1724 |
if (sizeof(vmfloat) == sizeof(float)) |
1725 |
f = ::tanf(f); |
1726 |
else |
1727 |
f = ::tan(f); |
1728 |
return successResult({ |
1729 |
.value = f, |
1730 |
.unitFactor = realExpr->unitFactor() |
1731 |
}); |
1732 |
} |
1733 |
|
1734 |
/////////////////////////////////////////////////////////////////////////// |
1735 |
// built-in script function: asin() |
1736 |
|
1737 |
StdUnit_t CoreVMFunction_asin::returnUnitType(VMFnArgs* args) { |
1738 |
return args->arg(0)->asNumber()->unitType(); |
1739 |
} |
1740 |
|
1741 |
bool CoreVMFunction_asin::returnsFinal(VMFnArgs* args) { |
1742 |
return args->arg(0)->asNumber()->isFinal(); |
1743 |
} |
1744 |
|
1745 |
VMFnResult* CoreVMFunction_asin::exec(VMFnArgs* args) { |
1746 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1747 |
vmfloat f = realExpr->evalReal(); |
1748 |
if (sizeof(vmfloat) == sizeof(float)) |
1749 |
f = ::asinf(f); |
1750 |
else |
1751 |
f = ::asin(f); |
1752 |
return successResult({ |
1753 |
.value = f, |
1754 |
.unitFactor = realExpr->unitFactor() |
1755 |
}); |
1756 |
} |
1757 |
|
1758 |
/////////////////////////////////////////////////////////////////////////// |
1759 |
// built-in script function: acos() |
1760 |
|
1761 |
StdUnit_t CoreVMFunction_acos::returnUnitType(VMFnArgs* args) { |
1762 |
return args->arg(0)->asNumber()->unitType(); |
1763 |
} |
1764 |
|
1765 |
bool CoreVMFunction_acos::returnsFinal(VMFnArgs* args) { |
1766 |
return args->arg(0)->asNumber()->isFinal(); |
1767 |
} |
1768 |
|
1769 |
VMFnResult* CoreVMFunction_acos::exec(VMFnArgs* args) { |
1770 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1771 |
vmfloat f = realExpr->evalReal(); |
1772 |
if (sizeof(vmfloat) == sizeof(float)) |
1773 |
f = ::acosf(f); |
1774 |
else |
1775 |
f = ::acos(f); |
1776 |
return successResult({ |
1777 |
.value = f, |
1778 |
.unitFactor = realExpr->unitFactor() |
1779 |
}); |
1780 |
} |
1781 |
|
1782 |
/////////////////////////////////////////////////////////////////////////// |
1783 |
// built-in script function: atan() |
1784 |
|
1785 |
StdUnit_t CoreVMFunction_atan::returnUnitType(VMFnArgs* args) { |
1786 |
return args->arg(0)->asNumber()->unitType(); |
1787 |
} |
1788 |
|
1789 |
bool CoreVMFunction_atan::returnsFinal(VMFnArgs* args) { |
1790 |
return args->arg(0)->asNumber()->isFinal(); |
1791 |
} |
1792 |
|
1793 |
VMFnResult* CoreVMFunction_atan::exec(VMFnArgs* args) { |
1794 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1795 |
vmfloat f = realExpr->evalReal(); |
1796 |
if (sizeof(vmfloat) == sizeof(float)) |
1797 |
f = ::atanf(f); |
1798 |
else |
1799 |
f = ::atan(f); |
1800 |
return successResult({ |
1801 |
.value = f, |
1802 |
.unitFactor = realExpr->unitFactor() |
1803 |
}); |
1804 |
} |
1805 |
|
1806 |
} // namespace LinuxSampler |