daScript/src/simulate/runtime_range.cpp at split-heap · Bais/daScript · GitHub

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#include "daScript/misc/platform.h"

#include "daScript/simulate/runtime_range.h"

namespace das

{

bool RangeIterator::first ( Context & context, IteratorContext & itc ) {

vec4f ll = subexpr->eval(context);

DAS_ITERATOR_EXCEPTION_POINT;

range r = cast<range>::to(ll); // does not matter if its range or urange, hence only one type

itc.value = cast<int32_t>::from(r.from);

itc.range_to = r.to;

return (r.from!=r.to);

}

bool RangeIterator::next ( Context &, IteratorContext & itc ) {

int32_t nextValue = cast<int32_t>::to(itc.value) + 1;

itc.value = cast<int32_t>::from(nextValue);

return (nextValue != itc.range_to);

}

void RangeIterator::close ( Context &, IteratorContext & ) {

}

vec4f SimNode_RangeIterator::eval ( Context & ) {

return cast<Iterator *>::from(static_cast<RangeIterator *>(this));

}

vec4f SimNode_ForRange::eval ( Context & context ) {

vec4f ll = sources[0]->eval(context);

DAS_EXCEPTION_POINT;

range r = cast<range>::to(ll);

int32_t * __restrict pi = (int32_t *)(context.stack.sp() + stackTop[0]);

int32_t r_to = r.to;

for (int32_t i = r.from; i != r_to && !context.stopFlags; ++i) {

*pi = i;

body->eval(context);

}

context.stopFlags &= ~EvalFlags::stopForBreak;

return v_zero();

}

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