float Easing::ease(float t) const
{
double easedT;
if(t>=1) t=1;
switch (m_type)
{
default:
easedT = t;
break;
case In:
easedT = applyFunction(t);
break;
case Out:
easedT = 1-applyFunction(1-t);
break;
case In_Out:
if (t < 0.5) {
easedT = applyFunction(2*t)/2;
}
else {
easedT = 1-applyFunction(2 - 2*t)/2;
}
break;
}
return easedT;
}
int asc_support_main(ATerm *bottomOfStack, int argc, char *argv[], void (*register_all)(), void (*resolve_all)(), void (*init_all)(), unsigned const char* tableBaf, size_t tableSize, ATbool parseInput, ATBhandler handler) {
PT_ParseTree pt = NULL;
PT_Tree asfix;
PT_Tree trm;
PT_ParseTree rpt = NULL;
ATerm reduct;
const char *outputFilename;
int numberOfInputs;
ATinit(argc, argv, bottomOfStack);
initApis();
register_all();
resolve_all();
init_all();
initParsetable(tableBaf, tableSize);
SGLR_initialize();
OPT_initialize();
ASC_initializeDefaultOptions();
/* Check whether we're a ToolBus process */
if (toolbusMode(argc, argv)) {
ATBinit(argc, argv, bottomOfStack);
ATBconnect(NULL, NULL, -1, asf_toolbus_handler);
ATBeventloop();
}
else {
handleOptions(argc, argv, parseInput);
numberOfInputs = ASC_getNumberOfParseTrees();
outputFilename = ASC_getOutputFilename();
if (!streq(ASC_getPrefixFunction(),"")) {
pt = applyFunction((const char*) ASC_getPrefixFunction(),
(const char*) ASC_getResultNonTermName(), numberOfInputs, inputs);
}
else {
if (numberOfInputs == 0) {
pt = parsetreeFromFile("-", parseInput);
}
else if (numberOfInputs == 1) {
pt = inputs[0];
}
else if (numberOfInputs != 1) {
ATerror("Can only process one argument if no -f and -r option "
"are supplied.\n"
"Did a -s argument eat up your -f or -r option?\n");
return 1;
}
}
if (PT_isValidParseTree(pt)) {
trm = PT_getParseTreeTop(pt);
if (ASC_getVerboseFlag()) { ATfprintf(stderr,"Reducing ...\n"); }
reduct = innermost(trm);
if (ASC_getVerboseFlag()) { ATfprintf(stderr,"Reducing finished.\n"); }
if (ASC_getStatsFlag()) { printStats(); }
if (ASC_getOutputFlag()) {
asfix = toasfix(reduct);
rpt = PT_makeParseTreeTop(asfix, 0);
if (parseInput) {
FILE *fp = NULL;
if (!strcmp(outputFilename, "-")) {
fp = stdout;
}
else {
fp = fopen(outputFilename, "wb");
}
if (fp != NULL) {
PT_yieldParseTreeToFile(rpt, fp, ATfalse);
}
else {
ATerror("asc-main: unable to open %s for writing\n", outputFilename);
}
}
else {
if (ASC_getBafmodeFlag()) {
ATwriteToNamedBinaryFile(PT_ParseTreeToTerm(rpt),outputFilename);
}
else {
ATwriteToNamedTextFile(PT_ParseTreeToTerm(rpt),outputFilename);
}
}
}
}
}
return 0;
}