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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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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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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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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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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::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_ABORT_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 |
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} |
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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 script!"); |
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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 script!"); |
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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; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// built-in script function: abs() |
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|
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ExprType_t CoreVMFunction_abs::returnType(VMFnArgs* args) { |
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return args->arg(0)->exprType(); |
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} |
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|
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StdUnit_t CoreVMFunction_abs::returnUnitType(VMFnArgs* args) { |
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return args->arg(0)->asNumber()->unitType(); |
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} |
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|
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bool CoreVMFunction_abs::returnsFinal(VMFnArgs* args) { |
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return args->arg(0)->asNumber()->isFinal(); |
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} |
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|
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bool CoreVMFunction_abs::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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VMFnResult* CoreVMFunction_abs::exec(VMFnArgs* args) { |
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VMExpr* arg = args->arg(0); |
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if (arg->exprType() == REAL_EXPR) { |
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VMRealExpr* expr = arg->asReal(); |
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return successRealResult({ |
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.value = static_cast<vmfloat>(::fabs(expr->evalReal())), |
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.unitFactor = expr->unitFactor() |
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}); |
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} else { |
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VMIntExpr* expr = arg->asInt(); |
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return successIntResult({ |
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.value = std::abs(expr->evalInt()), |
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.unitFactor = expr->unitFactor() |
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}); |
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} |
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} |
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|
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/////////////////////////////////////////////////////////////////////////// |
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// built-in script function: random() |
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|
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ExprType_t CoreVMFunction_random::returnType(VMFnArgs* args) { |
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return (args->arg(0)->exprType() == INT_EXPR && |
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args->arg(1)->exprType() == INT_EXPR) ? INT_EXPR : REAL_EXPR; |
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} |
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|
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StdUnit_t CoreVMFunction_random::returnUnitType(VMFnArgs* args) { |
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// we ensure in checkArgs() below (which is called before this method here) |
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// that both arguments must be of same unit type, so either one is fine here |
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return args->arg(0)->asNumber()->unitType(); |
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} |
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|
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bool CoreVMFunction_random::returnsFinal(VMFnArgs* args) { |
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return args->arg(0)->asNumber()->isFinal() || |
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args->arg(1)->asNumber()->isFinal(); |
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} |
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|
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bool CoreVMFunction_random::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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void CoreVMFunction_random::checkArgs(VMFnArgs* args, |
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std::function<void(String)> err, |
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std::function<void(String)> wrn) |
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{ |
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// super class checks |
409 |
Super::checkArgs(args, err, wrn); |
410 |
|
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// own checks ... |
412 |
if (args->arg(0)->asNumber()->unitType() != |
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args->arg(1)->asNumber()->unitType()) |
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{ |
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String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
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String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
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err("Argument 1 has unit type " + a + ", whereas argument 2 has unit type " + b + "."); |
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return; |
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} |
420 |
if (args->arg(0)->asNumber()->isFinal() != |
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args->arg(1)->asNumber()->isFinal()) |
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{ |
423 |
String a = args->arg(0)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
424 |
String b = args->arg(1)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
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wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be final."); |
426 |
} |
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} |
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|
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VMFnResult* CoreVMFunction_random::exec(VMFnArgs* args) { |
430 |
float f = float(::rand()) / float(RAND_MAX); |
431 |
|
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VMNumberExpr* arg0 = args->arg(0)->asNumber(); |
433 |
VMNumberExpr* arg1 = args->arg(1)->asNumber(); |
434 |
|
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if (arg0->exprType() == INT_EXPR && arg1->exprType() == INT_EXPR) { |
436 |
vmint iMin = args->arg(0)->asInt()->evalInt(); |
437 |
vmint iMax = args->arg(1)->asInt()->evalInt(); |
438 |
if (arg0->unitFactor() == arg1->unitFactor()) { |
439 |
return successIntResult({ |
440 |
.value = vmint( iMin + roundf( f * float(iMax - iMin) ) ), |
441 |
.unitFactor = arg0->unitFactor() |
442 |
}); |
443 |
} else if (arg0->unitFactor() < arg1->unitFactor()) { |
444 |
iMax = Unit::convIntToUnitFactor(iMax, arg1, arg0); |
445 |
return successIntResult({ |
446 |
.value = vmint( iMin + roundf( f * float(iMax - iMin) ) ), |
447 |
.unitFactor = arg0->unitFactor() |
448 |
}); |
449 |
} else { // arg0->unitFactor() > arg1->unitFactor() ... |
450 |
iMin = Unit::convIntToUnitFactor(iMin, arg0, arg1); |
451 |
return successIntResult({ |
452 |
.value = vmint( iMin + roundf( f * float(iMax - iMin) ) ), |
453 |
.unitFactor = arg1->unitFactor() |
454 |
}); |
455 |
} |
456 |
} else { |
457 |
vmfloat fMin = arg0->evalCastReal(); |
458 |
vmfloat fMax = arg1->evalCastReal(); |
459 |
if (arg0->unitFactor() == arg1->unitFactor()) { |
460 |
return successRealResult({ |
461 |
.value = fMin + f * (fMax - fMin), |
462 |
.unitFactor = arg0->unitFactor() |
463 |
}); |
464 |
} else if (arg0->unitFactor() < arg1->unitFactor()) { |
465 |
fMax = Unit::convRealToUnitFactor(fMax, arg1, arg0); |
466 |
return successRealResult({ |
467 |
.value = fMin + f * (fMax - fMin), |
468 |
.unitFactor = arg0->unitFactor() |
469 |
}); |
470 |
} else { // arg0->unitFactor() > arg1->unitFactor() ... |
471 |
fMin = Unit::convRealToUnitFactor(fMin, arg0, arg1); |
472 |
return successRealResult({ |
473 |
.value = fMin + f * (fMax - fMin), |
474 |
.unitFactor = arg1->unitFactor() |
475 |
}); |
476 |
} |
477 |
} |
478 |
} |
479 |
|
480 |
/////////////////////////////////////////////////////////////////////////// |
481 |
// built-in script function: num_elements() |
482 |
|
483 |
bool CoreVMFunction_num_elements::acceptsArgType(vmint iArg, ExprType_t type) const { |
484 |
return isArray(type); |
485 |
} |
486 |
|
487 |
VMFnResult* CoreVMFunction_num_elements::exec(VMFnArgs* args) { |
488 |
return successResult( args->arg(0)->asArray()->arraySize() ); |
489 |
} |
490 |
|
491 |
/////////////////////////////////////////////////////////////////////////// |
492 |
// built-in script function: inc() |
493 |
|
494 |
StdUnit_t CoreVMFunction_inc::returnUnitType(VMFnArgs* args) { |
495 |
return args->arg(0)->asNumber()->unitType(); |
496 |
} |
497 |
|
498 |
bool CoreVMFunction_inc::returnsFinal(VMFnArgs* args) { |
499 |
return args->arg(0)->asNumber()->isFinal(); |
500 |
} |
501 |
|
502 |
void CoreVMFunction_inc::checkArgs(VMFnArgs* args, |
503 |
std::function<void(String)> err, |
504 |
std::function<void(String)> wrn) |
505 |
{ |
506 |
// super class checks |
507 |
Super::checkArgs(args, err, wrn); |
508 |
|
509 |
// own checks ... |
510 |
if (args->arg(0)->asNumber()->unitType()) { |
511 |
String unitType = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
512 |
wrn("Argument has a unit type (" + unitType + "), only the number before the unit will be incremented by one."); |
513 |
} |
514 |
} |
515 |
|
516 |
VMFnResult* CoreVMFunction_inc::exec(VMFnArgs* args) { |
517 |
VMExpr* arg = args->arg(0); |
518 |
VMIntExpr* in = dynamic_cast<VMIntExpr*>(arg); |
519 |
VMVariable* out = dynamic_cast<VMVariable*>(arg); |
520 |
vmint i = in->evalInt() + 1; |
521 |
IntLiteral tmp({ |
522 |
.value = i, |
523 |
.unitFactor = in->unitFactor() |
524 |
}); |
525 |
out->assignExpr(&tmp); |
526 |
return successResult({ |
527 |
.value = i, |
528 |
.unitFactor = in->unitFactor() |
529 |
}); |
530 |
} |
531 |
|
532 |
/////////////////////////////////////////////////////////////////////////// |
533 |
// built-in script function: dec() |
534 |
|
535 |
StdUnit_t CoreVMFunction_dec::returnUnitType(VMFnArgs* args) { |
536 |
return args->arg(0)->asNumber()->unitType(); |
537 |
} |
538 |
|
539 |
bool CoreVMFunction_dec::returnsFinal(VMFnArgs* args) { |
540 |
return args->arg(0)->asNumber()->isFinal(); |
541 |
} |
542 |
|
543 |
void CoreVMFunction_dec::checkArgs(VMFnArgs* args, |
544 |
std::function<void(String)> err, |
545 |
std::function<void(String)> wrn) |
546 |
{ |
547 |
// super class checks |
548 |
Super::checkArgs(args, err, wrn); |
549 |
|
550 |
// own checks ... |
551 |
if (args->arg(0)->asNumber()->unitType()) { |
552 |
String unitType = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
553 |
wrn("Argument has a unit type (" + unitType + "), only the number before the unit will be decremented by one."); |
554 |
} |
555 |
} |
556 |
|
557 |
VMFnResult* CoreVMFunction_dec::exec(VMFnArgs* args) { |
558 |
VMExpr* arg = args->arg(0); |
559 |
VMIntExpr* in = dynamic_cast<VMIntExpr*>(arg); |
560 |
VMVariable* out = dynamic_cast<VMVariable*>(arg); |
561 |
vmint i = in->evalInt() - 1; |
562 |
IntLiteral tmp({ |
563 |
.value = i, |
564 |
.unitFactor = in->unitFactor() |
565 |
}); |
566 |
out->assignExpr(&tmp); |
567 |
return successResult({ |
568 |
.value = i, |
569 |
.unitFactor = in->unitFactor() |
570 |
}); |
571 |
} |
572 |
|
573 |
/////////////////////////////////////////////////////////////////////////// |
574 |
// built-in script function: in_range() |
575 |
|
576 |
bool CoreVMFunction_in_range::acceptsArgType(vmint iArg, ExprType_t type) const { |
577 |
return type == INT_EXPR || type == REAL_EXPR; |
578 |
} |
579 |
|
580 |
void CoreVMFunction_in_range::checkArgs(VMFnArgs* args, |
581 |
std::function<void(String)> err, |
582 |
std::function<void(String)> wrn) |
583 |
{ |
584 |
// super class checks |
585 |
Super::checkArgs(args, err, wrn); |
586 |
|
587 |
// own checks ... |
588 |
if (args->arg(0)->asNumber()->unitType() != |
589 |
args->arg(1)->asNumber()->unitType() || |
590 |
args->arg(1)->asNumber()->unitType() != |
591 |
args->arg(2)->asNumber()->unitType()) |
592 |
{ |
593 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
594 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
595 |
String c = unitTypeStr(args->arg(2)->asNumber()->unitType()); |
596 |
err("Arguments must all have same unit, however argument 1 is " + a + |
597 |
", argument 2 is " + b + ", argument 3 is " + c + "."); |
598 |
return; |
599 |
} |
600 |
if (args->arg(0)->exprType() != args->arg(1)->exprType() || |
601 |
args->arg(1)->exprType() != args->arg(2)->exprType()) |
602 |
{ |
603 |
String a = typeStr(args->arg(0)->exprType()); |
604 |
String b = typeStr(args->arg(1)->exprType()); |
605 |
String c = typeStr(args->arg(2)->exprType()); |
606 |
String r = typeStr(REAL_EXPR); |
607 |
wrn("Argument 1 is " + a + ", argument 2 is " + b + |
608 |
", argument 3 is " + c + ", function result will be " + r + "."); |
609 |
} |
610 |
} |
611 |
|
612 |
template<class T> |
613 |
inline void _swapByValue(T& a, T& b) { |
614 |
T tmp = a; |
615 |
a = b; |
616 |
b = tmp; |
617 |
} |
618 |
|
619 |
VMFnResult* CoreVMFunction_in_range::exec(VMFnArgs* args) { |
620 |
VMNumberExpr* argNeedle = args->arg(0)->asNumber(); |
621 |
VMNumberExpr* argLo = args->arg(1)->asNumber(); |
622 |
VMNumberExpr* argHi = args->arg(2)->asNumber(); |
623 |
|
624 |
vmfloat needle = argNeedle->evalCastReal(); |
625 |
vmfloat lo = argLo->evalCastReal(); |
626 |
vmfloat hi = argHi->evalCastReal(); |
627 |
|
628 |
needle *= argNeedle->unitFactor(); |
629 |
lo *= argLo->unitFactor(); |
630 |
hi *= argHi->unitFactor(); |
631 |
|
632 |
if (lo > hi) _swapByValue(lo, hi); |
633 |
|
634 |
return successResult(needle >= lo && needle <= hi); |
635 |
} |
636 |
|
637 |
/////////////////////////////////////////////////////////////////////////// |
638 |
// built-in script function: sh_left() |
639 |
|
640 |
bool CoreVMFunction_sh_left::returnsFinal(VMFnArgs* args) { |
641 |
return args->arg(0)->asNumber()->isFinal(); |
642 |
} |
643 |
|
644 |
VMFnResult* CoreVMFunction_sh_left::exec(VMFnArgs* args) { |
645 |
vmint i = args->arg(0)->asInt()->evalInt(); |
646 |
vmint n = args->arg(1)->asInt()->evalInt(); |
647 |
return successResult(i << n); |
648 |
} |
649 |
|
650 |
/////////////////////////////////////////////////////////////////////////// |
651 |
// built-in script function: sh_right() |
652 |
|
653 |
bool CoreVMFunction_sh_right::returnsFinal(VMFnArgs* args) { |
654 |
return args->arg(0)->asNumber()->isFinal(); |
655 |
} |
656 |
|
657 |
VMFnResult* CoreVMFunction_sh_right::exec(VMFnArgs* args) { |
658 |
vmint i = args->arg(0)->asInt()->evalInt(); |
659 |
vmint n = args->arg(1)->asInt()->evalInt(); |
660 |
return successResult(i >> n); |
661 |
} |
662 |
|
663 |
/////////////////////////////////////////////////////////////////////////// |
664 |
// built-in script function: msb() |
665 |
|
666 |
VMFnResult* CoreVMFunction_msb::exec(VMFnArgs* args) { |
667 |
vmint i = args->arg(0)->asInt()->evalInt(); |
668 |
return successResult((i >> 7) & 127); |
669 |
} |
670 |
|
671 |
/////////////////////////////////////////////////////////////////////////// |
672 |
// built-in script function: lsb() |
673 |
|
674 |
VMFnResult* CoreVMFunction_lsb::exec(VMFnArgs* args) { |
675 |
vmint i = args->arg(0)->asInt()->evalInt(); |
676 |
return successResult(i & 127); |
677 |
} |
678 |
|
679 |
/////////////////////////////////////////////////////////////////////////// |
680 |
// built-in script function: min() |
681 |
|
682 |
ExprType_t CoreVMFunction_min::returnType(VMFnArgs* args) { |
683 |
return (args->arg(0)->exprType() == REAL_EXPR || |
684 |
args->arg(1)->exprType() == REAL_EXPR) ? REAL_EXPR : INT_EXPR; |
685 |
} |
686 |
|
687 |
StdUnit_t CoreVMFunction_min::returnUnitType(VMFnArgs* args) { |
688 |
return args->arg(0)->asNumber()->unitType(); |
689 |
} |
690 |
|
691 |
bool CoreVMFunction_min::returnsFinal(VMFnArgs* args) { |
692 |
return args->arg(0)->asNumber()->isFinal() || |
693 |
args->arg(1)->asNumber()->isFinal(); |
694 |
} |
695 |
|
696 |
bool CoreVMFunction_min::acceptsArgType(vmint iArg, ExprType_t type) const { |
697 |
return type == INT_EXPR || type == REAL_EXPR; |
698 |
} |
699 |
|
700 |
void CoreVMFunction_min::checkArgs(VMFnArgs* args, |
701 |
std::function<void(String)> err, |
702 |
std::function<void(String)> wrn) |
703 |
{ |
704 |
// super class checks |
705 |
Super::checkArgs(args, err, wrn); |
706 |
|
707 |
// own checks ... |
708 |
if (args->arg(0)->asNumber()->unitType() != |
709 |
args->arg(1)->asNumber()->unitType()) |
710 |
{ |
711 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
712 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
713 |
err("Argument 1 has unit type " + a + ", whereas argument 2 has unit type " + b + "."); |
714 |
return; |
715 |
} |
716 |
if (args->arg(0)->exprType() != args->arg(1)->exprType()) { |
717 |
String a = typeStr(args->arg(0)->exprType()); |
718 |
String b = typeStr(args->arg(1)->exprType()); |
719 |
String c = typeStr(REAL_EXPR); |
720 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be " + c + "."); |
721 |
return; |
722 |
} |
723 |
if (args->arg(0)->asNumber()->isFinal() != |
724 |
args->arg(1)->asNumber()->isFinal()) |
725 |
{ |
726 |
String a = args->arg(0)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
727 |
String b = args->arg(1)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
728 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be final."); |
729 |
} |
730 |
} |
731 |
|
732 |
VMFnResult* CoreVMFunction_min::exec(VMFnArgs* args) { |
733 |
VMNumberExpr* lhs = args->arg(0)->asNumber(); |
734 |
VMNumberExpr* rhs = args->arg(1)->asNumber(); |
735 |
if (lhs->exprType() == REAL_EXPR && rhs->exprType() == REAL_EXPR) { |
736 |
vmfloat lm = lhs->asReal()->evalReal(); |
737 |
vmfloat rm = rhs->asReal()->evalReal(); |
738 |
vmfloat lprod = lm * lhs->unitFactor(); |
739 |
vmfloat rprod = rm * rhs->unitFactor(); |
740 |
return successRealResult({ |
741 |
.value = (lprod < rprod) ? lm : rm, |
742 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
743 |
}); |
744 |
} else if (lhs->exprType() == REAL_EXPR && rhs->exprType() == INT_EXPR) { |
745 |
vmfloat lm = lhs->asReal()->evalReal(); |
746 |
vmint rm = rhs->asInt()->evalInt(); |
747 |
vmfloat lprod = lm * lhs->unitFactor(); |
748 |
vmfloat rprod = rm * rhs->unitFactor(); |
749 |
return successRealResult({ |
750 |
.value = (lprod < rprod) ? lm : rm, |
751 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
752 |
}); |
753 |
} else if (lhs->exprType() == INT_EXPR && rhs->exprType() == REAL_EXPR) { |
754 |
vmint lm = lhs->asInt()->evalInt(); |
755 |
vmfloat rm = rhs->asReal()->evalReal(); |
756 |
vmfloat lprod = lm * lhs->unitFactor(); |
757 |
vmfloat rprod = rm * rhs->unitFactor(); |
758 |
return successRealResult({ |
759 |
.value = (lprod < rprod) ? lm : rm, |
760 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
761 |
}); |
762 |
} else { |
763 |
vmint lm = lhs->asInt()->evalInt(); |
764 |
vmint rm = rhs->asInt()->evalInt(); |
765 |
vmfloat lprod = lm * lhs->unitFactor(); |
766 |
vmfloat rprod = rm * rhs->unitFactor(); |
767 |
return successIntResult({ |
768 |
.value = (lprod < rprod) ? lm : rm, |
769 |
.unitFactor = (lprod < rprod) ? lhs->unitFactor() : rhs->unitFactor() |
770 |
}); |
771 |
} |
772 |
} |
773 |
|
774 |
/////////////////////////////////////////////////////////////////////////// |
775 |
// built-in script function: max() |
776 |
|
777 |
ExprType_t CoreVMFunction_max::returnType(VMFnArgs* args) { |
778 |
return (args->arg(0)->exprType() == REAL_EXPR || |
779 |
args->arg(1)->exprType() == REAL_EXPR) ? REAL_EXPR : INT_EXPR; |
780 |
} |
781 |
|
782 |
StdUnit_t CoreVMFunction_max::returnUnitType(VMFnArgs* args) { |
783 |
return args->arg(0)->asNumber()->unitType(); |
784 |
} |
785 |
|
786 |
bool CoreVMFunction_max::returnsFinal(VMFnArgs* args) { |
787 |
return args->arg(0)->asNumber()->isFinal() || |
788 |
args->arg(1)->asNumber()->isFinal(); |
789 |
} |
790 |
|
791 |
bool CoreVMFunction_max::acceptsArgType(vmint iArg, ExprType_t type) const { |
792 |
return type == INT_EXPR || type == REAL_EXPR; |
793 |
} |
794 |
|
795 |
void CoreVMFunction_max::checkArgs(VMFnArgs* args, |
796 |
std::function<void(String)> err, |
797 |
std::function<void(String)> wrn) |
798 |
{ |
799 |
// super class checks |
800 |
Super::checkArgs(args, err, wrn); |
801 |
|
802 |
// own checks ... |
803 |
if (args->arg(0)->asNumber()->unitType() != |
804 |
args->arg(1)->asNumber()->unitType()) |
805 |
{ |
806 |
String a = unitTypeStr(args->arg(0)->asNumber()->unitType()); |
807 |
String b = unitTypeStr(args->arg(1)->asNumber()->unitType()); |
808 |
err("Argument 1 has unit type " + a + ", whereas argument 2 has unit type " + b + "."); |
809 |
return; |
810 |
} |
811 |
if (args->arg(0)->exprType() != args->arg(1)->exprType()) { |
812 |
String a = typeStr(args->arg(0)->exprType()); |
813 |
String b = typeStr(args->arg(1)->exprType()); |
814 |
String c = typeStr(REAL_EXPR); |
815 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be " + c + "."); |
816 |
return; |
817 |
} |
818 |
if (args->arg(0)->asNumber()->isFinal() != |
819 |
args->arg(1)->asNumber()->isFinal()) |
820 |
{ |
821 |
String a = args->arg(0)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
822 |
String b = args->arg(1)->asNumber()->isFinal() ? "'final'" : "not 'final'"; |
823 |
wrn("Argument 1 is " + a + ", whereas argument 2 is " + b + ", function result will be final."); |
824 |
} |
825 |
} |
826 |
|
827 |
VMFnResult* CoreVMFunction_max::exec(VMFnArgs* args) { |
828 |
VMNumberExpr* lhs = args->arg(0)->asNumber(); |
829 |
VMNumberExpr* rhs = args->arg(1)->asNumber(); |
830 |
if (lhs->exprType() == REAL_EXPR && rhs->exprType() == REAL_EXPR) { |
831 |
vmfloat lm = lhs->asReal()->evalReal(); |
832 |
vmfloat rm = rhs->asReal()->evalReal(); |
833 |
vmfloat lprod = lm * lhs->unitFactor(); |
834 |
vmfloat rprod = rm * rhs->unitFactor(); |
835 |
return successRealResult({ |
836 |
.value = (lprod > rprod) ? lm : rm, |
837 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
838 |
}); |
839 |
} else if (lhs->exprType() == REAL_EXPR && rhs->exprType() == INT_EXPR) { |
840 |
vmfloat lm = lhs->asReal()->evalReal(); |
841 |
vmint rm = rhs->asInt()->evalInt(); |
842 |
vmfloat lprod = lm * lhs->unitFactor(); |
843 |
vmfloat rprod = rm * rhs->unitFactor(); |
844 |
return successRealResult({ |
845 |
.value = (lprod > rprod) ? lm : rm, |
846 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
847 |
}); |
848 |
} else if (lhs->exprType() == INT_EXPR && rhs->exprType() == REAL_EXPR) { |
849 |
vmint lm = lhs->asInt()->evalInt(); |
850 |
vmfloat rm = rhs->asReal()->evalReal(); |
851 |
vmfloat lprod = lm * lhs->unitFactor(); |
852 |
vmfloat rprod = rm * rhs->unitFactor(); |
853 |
return successRealResult({ |
854 |
.value = (lprod > rprod) ? lm : rm, |
855 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
856 |
}); |
857 |
} else { |
858 |
vmint lm = lhs->asInt()->evalInt(); |
859 |
vmint rm = rhs->asInt()->evalInt(); |
860 |
vmfloat lprod = lm * lhs->unitFactor(); |
861 |
vmfloat rprod = rm * rhs->unitFactor(); |
862 |
return successIntResult({ |
863 |
.value = (lprod > rprod) ? lm : rm, |
864 |
.unitFactor = (lprod > rprod) ? lhs->unitFactor() : rhs->unitFactor() |
865 |
}); |
866 |
} |
867 |
} |
868 |
|
869 |
/////////////////////////////////////////////////////////////////////////// |
870 |
// built-in script function: array_equal() |
871 |
|
872 |
bool CoreVMFunction_array_equal::acceptsArgType(vmint iArg, ExprType_t type) const { |
873 |
return isArray(type); |
874 |
} |
875 |
|
876 |
void CoreVMFunction_array_equal::checkArgs(VMFnArgs* args, |
877 |
std::function<void(String)> err, |
878 |
std::function<void(String)> wrn) |
879 |
{ |
880 |
// super class checks |
881 |
Super::checkArgs(args, err, wrn); |
882 |
|
883 |
// own checks ... |
884 |
if (args->arg(0)->exprType() != args->arg(1)->exprType()) { |
885 |
String a = typeStr(args->arg(0)->exprType()); |
886 |
String b = typeStr(args->arg(1)->exprType()); |
887 |
err("Argument 1 is " + a + ", whereas argument 2 is " + b + "."); |
888 |
return; |
889 |
} |
890 |
if (args->arg(0)->asArray()->arraySize() != |
891 |
args->arg(1)->asArray()->arraySize()) |
892 |
{ |
893 |
wrn("Result of function call is always false, since the passed two arrays were declared with different array sizes."); |
894 |
} |
895 |
} |
896 |
|
897 |
VMFnResult* CoreVMFunction_array_equal::exec(VMFnArgs* args) { |
898 |
VMArrayExpr* l = args->arg(0)->asArray(); |
899 |
VMArrayExpr* r = args->arg(1)->asArray(); |
900 |
if (l->arraySize() != r->arraySize()) { |
901 |
//wrnMsg("array_equal(): the two arrays differ in size"); |
902 |
return successResult(0); // false |
903 |
} |
904 |
const vmint n = l->arraySize(); |
905 |
// checkArgs() above ensured that we either have INT_ARR_EXPR on both sides |
906 |
// or REAL_ARR_EXPR on both sides, so we can simplify here (a bit) |
907 |
if (l->exprType() == INT_ARR_EXPR) { |
908 |
VMIntArrayExpr* lia = l->asIntArray(); |
909 |
VMIntArrayExpr* ria = r->asIntArray(); |
910 |
for (vmint i = 0; i < n; ++i) { |
911 |
vmint lvalue = lia->evalIntElement(i); |
912 |
vmint rvalue = ria->evalIntElement(i); |
913 |
vmfloat lfactor = lia->unitFactorOfElement(i); |
914 |
vmfloat rfactor = ria->unitFactorOfElement(i); |
915 |
if (lfactor == rfactor) { |
916 |
if (lvalue != rvalue) |
917 |
return successResult(0); // false |
918 |
else |
919 |
continue; |
920 |
} |
921 |
if (lfactor < rfactor) { |
922 |
if (lvalue != Unit::convIntToUnitFactor(rvalue, rfactor, lfactor)) |
923 |
return successResult(0); // false |
924 |
else |
925 |
continue; |
926 |
} else { |
927 |
if (rvalue != Unit::convIntToUnitFactor(lvalue, lfactor, rfactor)) |
928 |
return successResult(0); // false |
929 |
else |
930 |
continue; |
931 |
} |
932 |
} |
933 |
} else { |
934 |
VMRealArrayExpr* lra = l->asRealArray(); |
935 |
VMRealArrayExpr* rra = r->asRealArray(); |
936 |
for (vmint i = 0; i < n; ++i) { |
937 |
vmfloat lvalue = lra->evalRealElement(i); |
938 |
vmfloat rvalue = rra->evalRealElement(i); |
939 |
vmfloat lfactor = lra->unitFactorOfElement(i); |
940 |
vmfloat rfactor = rra->unitFactorOfElement(i); |
941 |
if (lfactor == rfactor) { |
942 |
if (!_fEqualX(lvalue, rvalue)) |
943 |
return successResult(0); // false |
944 |
else |
945 |
continue; |
946 |
} |
947 |
if (lfactor < rfactor) { |
948 |
if (!_fEqualX(lvalue, Unit::convRealToUnitFactor(rvalue, rfactor, lfactor))) |
949 |
return successResult(0); // false |
950 |
else |
951 |
continue; |
952 |
} else { |
953 |
if (!_fEqualX(rvalue, Unit::convRealToUnitFactor(lvalue, lfactor, rfactor))) |
954 |
return successResult(0); // false |
955 |
else |
956 |
continue; |
957 |
} |
958 |
} |
959 |
} |
960 |
return successResult(1); // true |
961 |
} |
962 |
|
963 |
/////////////////////////////////////////////////////////////////////////// |
964 |
// built-in script function: search() |
965 |
|
966 |
bool CoreVMFunction_search::acceptsArgType(vmint iArg, ExprType_t type) const { |
967 |
if (iArg == 0) |
968 |
return isArray(type); |
969 |
else |
970 |
return type == INT_EXPR || type == REAL_EXPR; |
971 |
} |
972 |
|
973 |
void CoreVMFunction_search::checkArgs(VMFnArgs* args, |
974 |
std::function<void(String)> err, |
975 |
std::function<void(String)> wrn) |
976 |
{ |
977 |
// super class checks |
978 |
Super::checkArgs(args, err, wrn); |
979 |
|
980 |
// own checks ... |
981 |
if (args->arg(0)->exprType() == INT_ARR_EXPR && |
982 |
args->arg(1)->exprType() != INT_EXPR) |
983 |
{ |
984 |
String a = typeStr(INT_ARR_EXPR); |
985 |
String bIs = typeStr(args->arg(1)->exprType()); |
986 |
String bShould = typeStr(INT_EXPR); |
987 |
err("Argument 1 is " + a + ", hence argument 2 should be " + bShould + ", is " + bIs + " though."); |
988 |
return; |
989 |
} |
990 |
if (args->arg(0)->exprType() == REAL_ARR_EXPR && |
991 |
args->arg(1)->exprType() != REAL_EXPR) |
992 |
{ |
993 |
String a = typeStr(REAL_ARR_EXPR); |
994 |
String bIs = typeStr(args->arg(1)->exprType()); |
995 |
String bShould = typeStr(REAL_EXPR); |
996 |
err("Argument 1 is " + a + ", hence argument 2 should be " + bShould + ", is " + bIs + " though."); |
997 |
return; |
998 |
} |
999 |
} |
1000 |
|
1001 |
VMFnResult* CoreVMFunction_search::exec(VMFnArgs* args) { |
1002 |
VMArrayExpr* a = args->arg(0)->asArray(); |
1003 |
const vmint n = a->arraySize(); |
1004 |
if (a->exprType() == INT_ARR_EXPR) { |
1005 |
const vmint needle = args->arg(1)->asInt()->evalInt(); |
1006 |
VMIntArrayExpr* intArray = a->asIntArray(); |
1007 |
for (vmint i = 0; i < n; ++i) |
1008 |
if (intArray->evalIntElement(i) == needle) |
1009 |
return successResult(i); |
1010 |
} else { // real array ... |
1011 |
const vmfloat needle = args->arg(1)->asReal()->evalReal(); |
1012 |
VMRealArrayExpr* realArray = a->asRealArray(); |
1013 |
for (vmint i = 0; i < n; ++i) { |
1014 |
const vmfloat value = realArray->evalRealElement(i); |
1015 |
if (_fEqualX(value, needle)) |
1016 |
return successResult(i); |
1017 |
} |
1018 |
} |
1019 |
return successResult(-1); // not found |
1020 |
} |
1021 |
|
1022 |
/////////////////////////////////////////////////////////////////////////// |
1023 |
// built-in script function: sort() |
1024 |
|
1025 |
bool CoreVMFunction_sort::acceptsArgType(vmint iArg, ExprType_t type) const { |
1026 |
if (iArg == 0) |
1027 |
return isArray(type); |
1028 |
else |
1029 |
return type == INT_EXPR; |
1030 |
} |
1031 |
|
1032 |
// The following structs and template classes act as adapters for allowing to |
1033 |
// use std sort algorithms on our arrays. It might look a bit more complicated |
1034 |
// than it ought to be, but there is one reason for the large amount of |
1035 |
// 'adapter' code below: the STL std algorithms rely on 'lvalues' to do their |
1036 |
// (e.g. sorting) jobs, that is they expect containers to have 'localizeable' |
1037 |
// data which essentially means their data should reside somewhere in memory and |
1038 |
// directly be accessible (readable and writable) there, which is not the case |
1039 |
// with our VM interfaces which actually always require virtual getter and |
1040 |
// setter methods to be called instead. So we must emulate lvalues by custom |
1041 |
// classes/structs which forward between our getters/setters and the lvalue |
1042 |
// access operators used by the STL std algorithms. |
1043 |
|
1044 |
struct IntArrayAccessor { |
1045 |
static inline vmint getPrimaryValue(VMIntArrayExpr* arr, vmint index) { |
1046 |
return arr->evalIntElement(index); |
1047 |
} |
1048 |
static inline void setPrimaryValue(VMIntArrayExpr* arr, vmint index, vmint value) { |
1049 |
arr->assignIntElement(index, value); |
1050 |
} |
1051 |
}; |
1052 |
|
1053 |
struct RealArrayAccessor { |
1054 |
static inline vmfloat getPrimaryValue(VMRealArrayExpr* arr, vmint index) { |
1055 |
return arr->evalRealElement(index); |
1056 |
} |
1057 |
static inline void setPrimaryValue(VMRealArrayExpr* arr, vmint index, vmfloat value) { |
1058 |
arr->assignRealElement(index, value); |
1059 |
} |
1060 |
}; |
1061 |
|
1062 |
template<class T_array> // i.e. T_array is either VMIntArrayExpr or VMRealArrayExpr |
1063 |
struct ArrElemPOD { |
1064 |
T_array* m_array; |
1065 |
vmint m_index; |
1066 |
}; |
1067 |
|
1068 |
// This class is used for temporary values by std::sort(). |
1069 |
template<class T_value> // i.e. T_value is either vmint or vmfloat |
1070 |
struct ScalarNmbrVal { |
1071 |
T_value primValue; |
1072 |
vmfloat unitFactor; |
1073 |
|
1074 |
inline bool operator<(const ScalarNmbrVal& other) const { |
1075 |
return getProdValue() < other.getProdValue(); |
1076 |
} |
1077 |
inline bool operator>(const ScalarNmbrVal& other) const { |
1078 |
return getProdValue() > other.getProdValue(); |
1079 |
} |
1080 |
inline vmfloat getProdValue() const { |
1081 |
// simple solution for both vmint and vmfloat, should be fine for just sorting |
1082 |
return primValue * unitFactor; |
1083 |
} |
1084 |
}; |
1085 |
|
1086 |
// This class emulates lvalue access (access by reference) which is used by ArrExprIter::operator*() below. |
1087 |
template<class T_array, // T_array is either VMIntArrayExpr or VMRealArrayExpr |
1088 |
class T_value, // T_value is either vmint or vmfloat |
1089 |
class T_accessor> // T_accessor is either IntArrayAccessor or RealArrayAccessor |
1090 |
class ArrElemRef : protected ArrElemPOD<T_array> { |
1091 |
public: |
1092 |
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 |
1093 |
|
1094 |
inline ArrElemRef(T_array* a, vmint index) { |
1095 |
this->m_array = a; |
1096 |
this->m_index = index; |
1097 |
} |
1098 |
inline ArrElemRef(const ArrElemRef& ref) { |
1099 |
this->m_array = ref.m_array; |
1100 |
this->m_index = ref.m_index; |
1101 |
} |
1102 |
inline ArrElemRef& operator=(const ArrElemRef& e) { |
1103 |
setPrimValue(e.getPrimValue()); |
1104 |
setUnitFactor(e.getUnitFactor()); |
1105 |
return *this; |
1106 |
} |
1107 |
inline ArrElemRef& operator=(ScalarNmbrVal value) { |
1108 |
setPrimValue(value.primValue); |
1109 |
setUnitFactor(value.unitFactor); |
1110 |
return *this; |
1111 |
} |
1112 |
inline bool operator==(const ArrElemRef& e) const { |
1113 |
return getProdValue() == e.getProdValue(); |
1114 |
} |
1115 |
inline bool operator!=(const ArrElemRef& e) const { |
1116 |
return !(operator==(e)); |
1117 |
} |
1118 |
inline bool operator<(const ArrElemRef& e) const { |
1119 |
return getProdValue() < e.getProdValue(); |
1120 |
} |
1121 |
inline bool operator>(const ArrElemRef& e) const { |
1122 |
return getProdValue() > e.getProdValue(); |
1123 |
} |
1124 |
inline bool operator<=(const ArrElemRef& e) const { |
1125 |
return getProdValue() <= e.getProdValue(); |
1126 |
} |
1127 |
inline bool operator>=(const ArrElemRef& e) const { |
1128 |
return getProdValue() >= e.getProdValue(); |
1129 |
} |
1130 |
inline bool operator==(const ScalarNmbrVal& s) const { |
1131 |
return getProdValue() == s.getProdValue(); |
1132 |
} |
1133 |
inline bool operator!=(const ScalarNmbrVal& s) const { |
1134 |
return !(operator==(s)); |
1135 |
} |
1136 |
inline bool operator<(const ScalarNmbrVal& s) const { |
1137 |
return getProdValue() < s.getProdValue(); |
1138 |
} |
1139 |
inline bool operator>(const ScalarNmbrVal& s) const { |
1140 |
return getProdValue() > s.getProdValue(); |
1141 |
} |
1142 |
inline bool operator<=(const ScalarNmbrVal& s) const { |
1143 |
return getProdValue() <= s.getProdValue(); |
1144 |
} |
1145 |
inline bool operator>=(const ScalarNmbrVal& s) const { |
1146 |
return getProdValue() >= s.getProdValue(); |
1147 |
} |
1148 |
inline operator ScalarNmbrVal() { |
1149 |
return { |
1150 |
.primValue = getPrimValue() , |
1151 |
.unitFactor = getUnitFactor() |
1152 |
}; |
1153 |
} |
1154 |
protected: |
1155 |
inline T_value getPrimValue() const { |
1156 |
return T_accessor::getPrimaryValue( this->m_array, this->m_index ); |
1157 |
} |
1158 |
inline void setPrimValue(T_value value) { |
1159 |
T_accessor::setPrimaryValue( this->m_array, this->m_index, value ); |
1160 |
} |
1161 |
inline vmfloat getUnitFactor() const { |
1162 |
return this->m_array->unitFactorOfElement(this->m_index); |
1163 |
} |
1164 |
inline void setUnitFactor(vmfloat factor) { |
1165 |
this->m_array->assignElementUnitFactor(this->m_index, factor); |
1166 |
} |
1167 |
inline vmfloat getProdValue() const { |
1168 |
// simple solution for both vmint and vmfloat, should be fine for just sorting |
1169 |
vmfloat primary = (vmfloat) getPrimValue(); |
1170 |
vmfloat factor = getUnitFactor(); |
1171 |
return primary * factor; |
1172 |
} |
1173 |
|
1174 |
// allow swap() functions below to access protected methods here |
1175 |
friend void swap(class ArrElemRef<T_array,T_value,T_accessor> a, |
1176 |
class ArrElemRef<T_array,T_value,T_accessor> b); |
1177 |
}; |
1178 |
|
1179 |
// custom iterator class to be used by std:sort() on our VM arrays |
1180 |
template<class T_array, class T_value, class T_accessor> |
1181 |
class ArrExprIter : public ArrElemPOD<T_array> { |
1182 |
public: |
1183 |
typedef std::random_access_iterator_tag iterator_category; |
1184 |
typedef ssize_t difference_type; |
1185 |
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 |
1186 |
typedef ArrElemRef reference; // type used by STL for access by reference |
1187 |
typedef void pointer; // type used by STL for -> operator result, we don't use that operator at all so just void it |
1188 |
typedef ScalarNmbrVal<T_value> value_type; // type used by STL for temporary values |
1189 |
|
1190 |
ArrExprIter(T_array* a, vmint index) { |
1191 |
this->m_array = a; |
1192 |
this->m_index = index; |
1193 |
} |
1194 |
ArrExprIter(const ArrElemRef& ref) { |
1195 |
this->m_array = ref.m_array; |
1196 |
this->m_index = ref.m_index; |
1197 |
} |
1198 |
inline ArrElemRef operator*() { |
1199 |
return ArrElemRef(this->m_array, this->m_index); |
1200 |
} |
1201 |
inline ArrExprIter& operator++() { // prefix increment |
1202 |
++(this->m_index); |
1203 |
return *this; |
1204 |
} |
1205 |
inline ArrExprIter& operator--() { // prefix decrement |
1206 |
--(this->m_index); |
1207 |
return *this; |
1208 |
} |
1209 |
inline ArrExprIter operator++(int) { // postfix increment |
1210 |
ArrExprIter it = *this; |
1211 |
++(this->m_index); |
1212 |
return it; |
1213 |
} |
1214 |
inline ArrExprIter operator--(int) { // postfix decrement |
1215 |
ArrExprIter it = *this; |
1216 |
--(this->m_index); |
1217 |
return it; |
1218 |
} |
1219 |
inline ArrExprIter& operator+=(difference_type d) { |
1220 |
this->m_index += d; |
1221 |
return *this; |
1222 |
} |
1223 |
inline ArrExprIter& operator-=(difference_type d) { |
1224 |
this->m_index -= d; |
1225 |
return *this; |
1226 |
} |
1227 |
inline bool operator==(const ArrExprIter& other) const { |
1228 |
return this->m_index == other.m_index; |
1229 |
} |
1230 |
inline bool operator!=(const ArrExprIter& other) const { |
1231 |
return this->m_index != other.m_index; |
1232 |
} |
1233 |
inline bool operator<(const ArrExprIter& other) const { |
1234 |
return this->m_index < other.m_index; |
1235 |
} |
1236 |
inline bool operator>(const ArrExprIter& other) const { |
1237 |
return this->m_index > other.m_index; |
1238 |
} |
1239 |
inline bool operator<=(const ArrExprIter& other) const { |
1240 |
return this->m_index <= other.m_index; |
1241 |
} |
1242 |
inline bool operator>=(const ArrExprIter& other) const { |
1243 |
return this->m_index >= other.m_index; |
1244 |
} |
1245 |
inline difference_type operator+(const ArrExprIter& other) const { |
1246 |
return this->m_index + other.m_index; |
1247 |
} |
1248 |
inline difference_type operator-(const ArrExprIter& other) const { |
1249 |
return this->m_index - other.m_index; |
1250 |
} |
1251 |
inline ArrExprIter operator-(difference_type d) const { |
1252 |
return ArrExprIter(this->m_array, this->m_index - d); |
1253 |
} |
1254 |
inline ArrExprIter operator+(difference_type d) const { |
1255 |
return ArrExprIter(this->m_array, this->m_index + d); |
1256 |
} |
1257 |
inline ArrExprIter operator*(difference_type factor) const { |
1258 |
return ArrExprIter(this->m_array, this->m_index * factor); |
1259 |
} |
1260 |
}; |
1261 |
|
1262 |
typedef ArrExprIter<VMIntArrayExpr,vmint,IntArrayAccessor> IntArrExprIter; |
1263 |
typedef ArrExprIter<VMRealArrayExpr,vmfloat,RealArrayAccessor> RealArrExprIter; |
1264 |
|
1265 |
// intentionally not a template function to avoid potential clashes with other (i.e. system's) swap() functions |
1266 |
inline void swap(IntArrExprIter::ArrElemRef a, |
1267 |
IntArrExprIter::ArrElemRef b) |
1268 |
{ |
1269 |
vmint valueA = a.getPrimValue(); |
1270 |
vmint valueB = b.getPrimValue(); |
1271 |
vmfloat factorA = a.getUnitFactor(); |
1272 |
vmfloat factorB = b.getUnitFactor(); |
1273 |
a.setPrimValue(valueB); |
1274 |
a.setUnitFactor(factorB); |
1275 |
b.setPrimValue(valueA); |
1276 |
b.setUnitFactor(factorA); |
1277 |
} |
1278 |
|
1279 |
// intentionally not a template function to avoid potential clashes with other (i.e. system's) swap() functions |
1280 |
inline void swap(RealArrExprIter::ArrElemRef a, |
1281 |
RealArrExprIter::ArrElemRef b) |
1282 |
{ |
1283 |
vmfloat valueA = a.getPrimValue(); |
1284 |
vmfloat valueB = b.getPrimValue(); |
1285 |
vmfloat factorA = a.getUnitFactor(); |
1286 |
vmfloat factorB = b.getUnitFactor(); |
1287 |
a.setPrimValue(valueB); |
1288 |
a.setUnitFactor(factorB); |
1289 |
b.setPrimValue(valueA); |
1290 |
b.setUnitFactor(factorA); |
1291 |
} |
1292 |
|
1293 |
// used to sort in descending order (unlike the default behaviour of std::sort() which is ascending order) |
1294 |
template<class T> // T is either IntArrExprIter or RealArrExprIter |
1295 |
struct DescArrExprSorter { |
1296 |
inline bool operator()(const typename T::value_type a, const typename T::value_type b) const { |
1297 |
return a > b; |
1298 |
} |
1299 |
}; |
1300 |
|
1301 |
VMFnResult* CoreVMFunction_sort::exec(VMFnArgs* args) { |
1302 |
const bool bAscending = |
1303 |
(args->argsCount() < 2) ? true : !args->arg(1)->asInt()->evalInt(); |
1304 |
|
1305 |
if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1306 |
VMIntArrayExpr* a = args->arg(0)->asIntArray(); |
1307 |
vmint n = a->arraySize(); |
1308 |
IntArrExprIter itBegin(a, 0); |
1309 |
IntArrExprIter itEnd(a, n); |
1310 |
if (bAscending) { |
1311 |
std::sort(itBegin, itEnd); |
1312 |
} else { |
1313 |
DescArrExprSorter<IntArrExprIter> sorter; |
1314 |
std::sort(itBegin, itEnd, sorter); |
1315 |
} |
1316 |
} else { |
1317 |
VMRealArrayExpr* a = args->arg(0)->asRealArray(); |
1318 |
vmint n = a->arraySize(); |
1319 |
RealArrExprIter itBegin(a, 0); |
1320 |
RealArrExprIter itEnd(a, n); |
1321 |
if (bAscending) { |
1322 |
std::sort(itBegin, itEnd); |
1323 |
} else { |
1324 |
DescArrExprSorter<RealArrExprIter> sorter; |
1325 |
std::sort(itBegin, itEnd, sorter); |
1326 |
} |
1327 |
} |
1328 |
|
1329 |
return successResult(); |
1330 |
} |
1331 |
|
1332 |
/////////////////////////////////////////////////////////////////////////// |
1333 |
// built-in script function: real_to_int() and int() |
1334 |
|
1335 |
StdUnit_t CoreVMFunction_real_to_int::returnUnitType(VMFnArgs* args) { |
1336 |
return args->arg(0)->asNumber()->unitType(); |
1337 |
} |
1338 |
|
1339 |
bool CoreVMFunction_real_to_int::returnsFinal(VMFnArgs* args) { |
1340 |
return args->arg(0)->asNumber()->isFinal(); |
1341 |
} |
1342 |
|
1343 |
VMFnResult* CoreVMFunction_real_to_int::exec(VMFnArgs* args) { |
1344 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1345 |
vmfloat f = realExpr->evalReal(); |
1346 |
return successResult({ |
1347 |
.value = vmint(f), |
1348 |
.unitFactor = realExpr->unitFactor() |
1349 |
}); |
1350 |
} |
1351 |
|
1352 |
/////////////////////////////////////////////////////////////////////////// |
1353 |
// built-in script function: int_to_real() and real() |
1354 |
|
1355 |
StdUnit_t CoreVMFunction_int_to_real::returnUnitType(VMFnArgs* args) { |
1356 |
return args->arg(0)->asNumber()->unitType(); |
1357 |
} |
1358 |
|
1359 |
bool CoreVMFunction_int_to_real::returnsFinal(VMFnArgs* args) { |
1360 |
return args->arg(0)->asNumber()->isFinal(); |
1361 |
} |
1362 |
|
1363 |
VMFnResult* CoreVMFunction_int_to_real::exec(VMFnArgs* args) { |
1364 |
VMIntExpr* intExpr = args->arg(0)->asInt(); |
1365 |
vmint i = intExpr->evalInt(); |
1366 |
return successResult({ |
1367 |
.value = vmfloat(i), |
1368 |
.unitFactor = intExpr->unitFactor() |
1369 |
}); |
1370 |
} |
1371 |
|
1372 |
/////////////////////////////////////////////////////////////////////////// |
1373 |
// built-in script function: round() |
1374 |
|
1375 |
StdUnit_t CoreVMFunction_round::returnUnitType(VMFnArgs* args) { |
1376 |
return args->arg(0)->asNumber()->unitType(); |
1377 |
} |
1378 |
|
1379 |
bool CoreVMFunction_round::returnsFinal(VMFnArgs* args) { |
1380 |
return args->arg(0)->asNumber()->isFinal(); |
1381 |
} |
1382 |
|
1383 |
VMFnResult* CoreVMFunction_round::exec(VMFnArgs* args) { |
1384 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1385 |
vmfloat f = realExpr->evalReal(); |
1386 |
if (sizeof(vmfloat) == sizeof(float)) |
1387 |
f = ::roundf(f); |
1388 |
else |
1389 |
f = ::round(f); |
1390 |
return successResult({ |
1391 |
.value = f, |
1392 |
.unitFactor = realExpr->unitFactor() |
1393 |
}); |
1394 |
} |
1395 |
|
1396 |
/////////////////////////////////////////////////////////////////////////// |
1397 |
// built-in script function: ceil() |
1398 |
|
1399 |
StdUnit_t CoreVMFunction_ceil::returnUnitType(VMFnArgs* args) { |
1400 |
return args->arg(0)->asNumber()->unitType(); |
1401 |
} |
1402 |
|
1403 |
bool CoreVMFunction_ceil::returnsFinal(VMFnArgs* args) { |
1404 |
return args->arg(0)->asNumber()->isFinal(); |
1405 |
} |
1406 |
|
1407 |
VMFnResult* CoreVMFunction_ceil::exec(VMFnArgs* args) { |
1408 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1409 |
vmfloat f = realExpr->evalReal(); |
1410 |
if (sizeof(vmfloat) == sizeof(float)) |
1411 |
f = ::ceilf(f); |
1412 |
else |
1413 |
f = ::ceil(f); |
1414 |
return successResult({ |
1415 |
.value = f, |
1416 |
.unitFactor = realExpr->unitFactor() |
1417 |
}); |
1418 |
} |
1419 |
|
1420 |
/////////////////////////////////////////////////////////////////////////// |
1421 |
// built-in script function: floor() |
1422 |
|
1423 |
StdUnit_t CoreVMFunction_floor::returnUnitType(VMFnArgs* args) { |
1424 |
return args->arg(0)->asNumber()->unitType(); |
1425 |
} |
1426 |
|
1427 |
bool CoreVMFunction_floor::returnsFinal(VMFnArgs* args) { |
1428 |
return args->arg(0)->asNumber()->isFinal(); |
1429 |
} |
1430 |
|
1431 |
VMFnResult* CoreVMFunction_floor::exec(VMFnArgs* args) { |
1432 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1433 |
vmfloat f = realExpr->evalReal(); |
1434 |
if (sizeof(vmfloat) == sizeof(float)) |
1435 |
f = ::floorf(f); |
1436 |
else |
1437 |
f = ::floor(f); |
1438 |
return successResult({ |
1439 |
.value = f, |
1440 |
.unitFactor = realExpr->unitFactor() |
1441 |
}); |
1442 |
} |
1443 |
|
1444 |
/////////////////////////////////////////////////////////////////////////// |
1445 |
// built-in script function: sqrt() |
1446 |
|
1447 |
StdUnit_t CoreVMFunction_sqrt::returnUnitType(VMFnArgs* args) { |
1448 |
return args->arg(0)->asNumber()->unitType(); |
1449 |
} |
1450 |
|
1451 |
bool CoreVMFunction_sqrt::returnsFinal(VMFnArgs* args) { |
1452 |
return args->arg(0)->asNumber()->isFinal(); |
1453 |
} |
1454 |
|
1455 |
VMFnResult* CoreVMFunction_sqrt::exec(VMFnArgs* args) { |
1456 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1457 |
vmfloat f = realExpr->evalReal(); |
1458 |
if (sizeof(vmfloat) == sizeof(float)) |
1459 |
f = ::sqrtf(f); |
1460 |
else |
1461 |
f = ::sqrt(f); |
1462 |
return successResult({ |
1463 |
.value = f, |
1464 |
.unitFactor = realExpr->unitFactor() |
1465 |
}); |
1466 |
} |
1467 |
|
1468 |
/////////////////////////////////////////////////////////////////////////// |
1469 |
// built-in script function: log() |
1470 |
|
1471 |
StdUnit_t CoreVMFunction_log::returnUnitType(VMFnArgs* args) { |
1472 |
return args->arg(0)->asNumber()->unitType(); |
1473 |
} |
1474 |
|
1475 |
bool CoreVMFunction_log::returnsFinal(VMFnArgs* args) { |
1476 |
return args->arg(0)->asNumber()->isFinal(); |
1477 |
} |
1478 |
|
1479 |
VMFnResult* CoreVMFunction_log::exec(VMFnArgs* args) { |
1480 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1481 |
vmfloat f = realExpr->evalReal(); |
1482 |
if (sizeof(vmfloat) == sizeof(float)) |
1483 |
f = ::logf(f); |
1484 |
else |
1485 |
f = ::log(f); |
1486 |
return successResult({ |
1487 |
.value = f, |
1488 |
.unitFactor = realExpr->unitFactor() |
1489 |
}); |
1490 |
} |
1491 |
|
1492 |
/////////////////////////////////////////////////////////////////////////// |
1493 |
// built-in script function: log2() |
1494 |
|
1495 |
StdUnit_t CoreVMFunction_log2::returnUnitType(VMFnArgs* args) { |
1496 |
return args->arg(0)->asNumber()->unitType(); |
1497 |
} |
1498 |
|
1499 |
bool CoreVMFunction_log2::returnsFinal(VMFnArgs* args) { |
1500 |
return args->arg(0)->asNumber()->isFinal(); |
1501 |
} |
1502 |
|
1503 |
VMFnResult* CoreVMFunction_log2::exec(VMFnArgs* args) { |
1504 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1505 |
vmfloat f = realExpr->evalReal(); |
1506 |
if (sizeof(vmfloat) == sizeof(float)) |
1507 |
f = ::log2f(f); |
1508 |
else |
1509 |
f = ::log2(f); |
1510 |
return successResult({ |
1511 |
.value = f, |
1512 |
.unitFactor = realExpr->unitFactor() |
1513 |
}); |
1514 |
} |
1515 |
|
1516 |
/////////////////////////////////////////////////////////////////////////// |
1517 |
// built-in script function: log10() |
1518 |
|
1519 |
StdUnit_t CoreVMFunction_log10::returnUnitType(VMFnArgs* args) { |
1520 |
return args->arg(0)->asNumber()->unitType(); |
1521 |
} |
1522 |
|
1523 |
bool CoreVMFunction_log10::returnsFinal(VMFnArgs* args) { |
1524 |
return args->arg(0)->asNumber()->isFinal(); |
1525 |
} |
1526 |
|
1527 |
VMFnResult* CoreVMFunction_log10::exec(VMFnArgs* args) { |
1528 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1529 |
vmfloat f = realExpr->evalReal(); |
1530 |
if (sizeof(vmfloat) == sizeof(float)) |
1531 |
f = ::log10f(f); |
1532 |
else |
1533 |
f = ::log10(f); |
1534 |
return successResult({ |
1535 |
.value = f, |
1536 |
.unitFactor = realExpr->unitFactor() |
1537 |
}); |
1538 |
} |
1539 |
|
1540 |
/////////////////////////////////////////////////////////////////////////// |
1541 |
// built-in script function: exp() |
1542 |
|
1543 |
StdUnit_t CoreVMFunction_exp::returnUnitType(VMFnArgs* args) { |
1544 |
return args->arg(0)->asNumber()->unitType(); |
1545 |
} |
1546 |
|
1547 |
bool CoreVMFunction_exp::returnsFinal(VMFnArgs* args) { |
1548 |
return args->arg(0)->asNumber()->isFinal(); |
1549 |
} |
1550 |
|
1551 |
VMFnResult* CoreVMFunction_exp::exec(VMFnArgs* args) { |
1552 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1553 |
vmfloat f = realExpr->evalReal(); |
1554 |
if (sizeof(vmfloat) == sizeof(float)) |
1555 |
f = ::expf(f); |
1556 |
else |
1557 |
f = ::exp(f); |
1558 |
return successResult({ |
1559 |
.value = f, |
1560 |
.unitFactor = realExpr->unitFactor() |
1561 |
}); |
1562 |
} |
1563 |
|
1564 |
/////////////////////////////////////////////////////////////////////////// |
1565 |
// built-in script function: pow() |
1566 |
|
1567 |
bool CoreVMFunction_pow::acceptsArgUnitType(vmint iArg, StdUnit_t type) const { |
1568 |
if (iArg == 0) |
1569 |
return true; |
1570 |
else |
1571 |
return type == VM_NO_UNIT; |
1572 |
} |
1573 |
|
1574 |
bool CoreVMFunction_pow::acceptsArgUnitPrefix(vmint iArg, StdUnit_t type) const { |
1575 |
return iArg == 0; |
1576 |
} |
1577 |
|
1578 |
StdUnit_t CoreVMFunction_pow::returnUnitType(VMFnArgs* args) { |
1579 |
// pow() only allows unit for its 1st argument |
1580 |
return args->arg(0)->asNumber()->unitType(); |
1581 |
} |
1582 |
|
1583 |
bool CoreVMFunction_pow::returnsFinal(VMFnArgs* args) { |
1584 |
// pow() only allows 'final'ness for its 1st argument |
1585 |
return args->arg(0)->asNumber()->isFinal(); |
1586 |
} |
1587 |
|
1588 |
VMFnResult* CoreVMFunction_pow::exec(VMFnArgs* args) { |
1589 |
VMRealExpr* arg0 = args->arg(0)->asReal(); |
1590 |
VMRealExpr* arg1 = args->arg(1)->asReal(); |
1591 |
vmfloat a = arg0->evalReal(); |
1592 |
vmfloat b = arg1->evalReal(); |
1593 |
if (sizeof(vmfloat) == sizeof(float)) { |
1594 |
return successResult({ |
1595 |
.value = ::powf(a,b), |
1596 |
.unitFactor = arg0->unitFactor() |
1597 |
}); |
1598 |
} else { |
1599 |
return successResult({ |
1600 |
.value = static_cast<vmfloat>(::pow(a,b)), |
1601 |
.unitFactor = arg0->unitFactor() |
1602 |
}); |
1603 |
} |
1604 |
} |
1605 |
|
1606 |
/////////////////////////////////////////////////////////////////////////// |
1607 |
// built-in script function: sin() |
1608 |
|
1609 |
StdUnit_t CoreVMFunction_sin::returnUnitType(VMFnArgs* args) { |
1610 |
return args->arg(0)->asNumber()->unitType(); |
1611 |
} |
1612 |
|
1613 |
bool CoreVMFunction_sin::returnsFinal(VMFnArgs* args) { |
1614 |
return args->arg(0)->asNumber()->isFinal(); |
1615 |
} |
1616 |
|
1617 |
VMFnResult* CoreVMFunction_sin::exec(VMFnArgs* args) { |
1618 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1619 |
vmfloat f = realExpr->evalReal(); |
1620 |
if (sizeof(vmfloat) == sizeof(float)) |
1621 |
f = ::sinf(f); |
1622 |
else |
1623 |
f = ::sin(f); |
1624 |
return successResult({ |
1625 |
.value = f, |
1626 |
.unitFactor = realExpr->unitFactor() |
1627 |
}); |
1628 |
} |
1629 |
|
1630 |
/////////////////////////////////////////////////////////////////////////// |
1631 |
// built-in script function: cos() |
1632 |
|
1633 |
StdUnit_t CoreVMFunction_cos::returnUnitType(VMFnArgs* args) { |
1634 |
return args->arg(0)->asNumber()->unitType(); |
1635 |
} |
1636 |
|
1637 |
bool CoreVMFunction_cos::returnsFinal(VMFnArgs* args) { |
1638 |
return args->arg(0)->asNumber()->isFinal(); |
1639 |
} |
1640 |
|
1641 |
VMFnResult* CoreVMFunction_cos::exec(VMFnArgs* args) { |
1642 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1643 |
vmfloat f = realExpr->evalReal(); |
1644 |
if (sizeof(vmfloat) == sizeof(float)) |
1645 |
f = ::cosf(f); |
1646 |
else |
1647 |
f = ::cos(f); |
1648 |
return successResult({ |
1649 |
.value = f, |
1650 |
.unitFactor = realExpr->unitFactor() |
1651 |
}); |
1652 |
} |
1653 |
|
1654 |
/////////////////////////////////////////////////////////////////////////// |
1655 |
// built-in script function: tan() |
1656 |
|
1657 |
StdUnit_t CoreVMFunction_tan::returnUnitType(VMFnArgs* args) { |
1658 |
return args->arg(0)->asNumber()->unitType(); |
1659 |
} |
1660 |
|
1661 |
bool CoreVMFunction_tan::returnsFinal(VMFnArgs* args) { |
1662 |
return args->arg(0)->asNumber()->isFinal(); |
1663 |
} |
1664 |
|
1665 |
VMFnResult* CoreVMFunction_tan::exec(VMFnArgs* args) { |
1666 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1667 |
vmfloat f = realExpr->evalReal(); |
1668 |
if (sizeof(vmfloat) == sizeof(float)) |
1669 |
f = ::tanf(f); |
1670 |
else |
1671 |
f = ::tan(f); |
1672 |
return successResult({ |
1673 |
.value = f, |
1674 |
.unitFactor = realExpr->unitFactor() |
1675 |
}); |
1676 |
} |
1677 |
|
1678 |
/////////////////////////////////////////////////////////////////////////// |
1679 |
// built-in script function: asin() |
1680 |
|
1681 |
StdUnit_t CoreVMFunction_asin::returnUnitType(VMFnArgs* args) { |
1682 |
return args->arg(0)->asNumber()->unitType(); |
1683 |
} |
1684 |
|
1685 |
bool CoreVMFunction_asin::returnsFinal(VMFnArgs* args) { |
1686 |
return args->arg(0)->asNumber()->isFinal(); |
1687 |
} |
1688 |
|
1689 |
VMFnResult* CoreVMFunction_asin::exec(VMFnArgs* args) { |
1690 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1691 |
vmfloat f = realExpr->evalReal(); |
1692 |
if (sizeof(vmfloat) == sizeof(float)) |
1693 |
f = ::asinf(f); |
1694 |
else |
1695 |
f = ::asin(f); |
1696 |
return successResult({ |
1697 |
.value = f, |
1698 |
.unitFactor = realExpr->unitFactor() |
1699 |
}); |
1700 |
} |
1701 |
|
1702 |
/////////////////////////////////////////////////////////////////////////// |
1703 |
// built-in script function: acos() |
1704 |
|
1705 |
StdUnit_t CoreVMFunction_acos::returnUnitType(VMFnArgs* args) { |
1706 |
return args->arg(0)->asNumber()->unitType(); |
1707 |
} |
1708 |
|
1709 |
bool CoreVMFunction_acos::returnsFinal(VMFnArgs* args) { |
1710 |
return args->arg(0)->asNumber()->isFinal(); |
1711 |
} |
1712 |
|
1713 |
VMFnResult* CoreVMFunction_acos::exec(VMFnArgs* args) { |
1714 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1715 |
vmfloat f = realExpr->evalReal(); |
1716 |
if (sizeof(vmfloat) == sizeof(float)) |
1717 |
f = ::acosf(f); |
1718 |
else |
1719 |
f = ::acos(f); |
1720 |
return successResult({ |
1721 |
.value = f, |
1722 |
.unitFactor = realExpr->unitFactor() |
1723 |
}); |
1724 |
} |
1725 |
|
1726 |
/////////////////////////////////////////////////////////////////////////// |
1727 |
// built-in script function: atan() |
1728 |
|
1729 |
StdUnit_t CoreVMFunction_atan::returnUnitType(VMFnArgs* args) { |
1730 |
return args->arg(0)->asNumber()->unitType(); |
1731 |
} |
1732 |
|
1733 |
bool CoreVMFunction_atan::returnsFinal(VMFnArgs* args) { |
1734 |
return args->arg(0)->asNumber()->isFinal(); |
1735 |
} |
1736 |
|
1737 |
VMFnResult* CoreVMFunction_atan::exec(VMFnArgs* args) { |
1738 |
VMRealExpr* realExpr = args->arg(0)->asReal(); |
1739 |
vmfloat f = realExpr->evalReal(); |
1740 |
if (sizeof(vmfloat) == sizeof(float)) |
1741 |
f = ::atanf(f); |
1742 |
else |
1743 |
f = ::atan(f); |
1744 |
return successResult({ |
1745 |
.value = f, |
1746 |
.unitFactor = realExpr->unitFactor() |
1747 |
}); |
1748 |
} |
1749 |
|
1750 |
} // namespace LinuxSampler |